From 495cc1df494505378977995eeb76b05f20f0b235 Mon Sep 17 00:00:00 2001 From: Nicolas Schodet Date: Sun, 13 Jun 2010 17:49:42 +0200 Subject: import firmware from LEGO v1.29 --- AT91SAM7S256/SAM7S256/Include/lib_at91sam7s64.h | 3664 +++++++++++++++++++++++ 1 file changed, 3664 insertions(+) create mode 100644 AT91SAM7S256/SAM7S256/Include/lib_at91sam7s64.h (limited to 'AT91SAM7S256/SAM7S256/Include/lib_at91sam7s64.h') diff --git a/AT91SAM7S256/SAM7S256/Include/lib_at91sam7s64.h b/AT91SAM7S256/SAM7S256/Include/lib_at91sam7s64.h new file mode 100644 index 0000000..85d2e69 --- /dev/null +++ b/AT91SAM7S256/SAM7S256/Include/lib_at91sam7s64.h @@ -0,0 +1,3664 @@ +//* ---------------------------------------------------------------------------- +//* ATMEL Microcontroller Software Support - ROUSSET - +//* ---------------------------------------------------------------------------- +//* DISCLAIMER: THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR +//* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +//* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE +//* DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT, INDIRECT, +//* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +//* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, +//* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF +//* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING +//* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, +//* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +//* ---------------------------------------------------------------------------- +//* File Name : lib_AT91SAM7S64.h +//* Object : AT91SAM7S64 inlined functions +//* Generated : AT91 SW Application Group 02/23/2005 (17:06:08) +//* +//* CVS Reference : /lib_dbgu.h/1.1/Fri Jan 31 12:18:40 2003// +//* CVS Reference : /lib_pmc_SAM7S.h/1.1/Tue Feb 1 08:32:10 2005// +//* CVS Reference : /lib_VREG_6085B.h/1.1/Tue Feb 1 16:20:47 2005// +//* CVS Reference : /lib_rstc_6098A.h/1.1/Wed Oct 6 10:39:20 2004// +//* CVS Reference : /lib_ssc.h/1.4/Fri Jan 31 12:19:20 2003// +//* CVS Reference : /lib_wdtc_6080A.h/1.1/Wed Oct 6 10:38:30 2004// +//* CVS Reference : /lib_usart.h/1.5/Thu Nov 21 16:01:54 2002// +//* CVS Reference : /lib_spi2.h/1.1/Mon Aug 25 14:23:52 2003// +//* CVS Reference : /lib_pitc_6079A.h/1.2/Tue Nov 9 14:43:56 2004// +//* CVS Reference : /lib_aic.h/1.3/Fri Jul 12 08:46:12 2002// +//* CVS Reference : /lib_twi.h/1.3/Mon Jul 19 14:27:58 2004// +//* CVS Reference : /lib_adc.h/1.6/Fri Oct 17 09:12:38 2003// +//* CVS Reference : /lib_rttc_6081A.h/1.1/Wed Oct 6 10:39:38 2004// +//* CVS Reference : /lib_udp.h/1.4/Wed Feb 16 08:39:34 2005// +//* CVS Reference : /lib_tc_1753b.h/1.1/Fri Jan 31 12:20:02 2003// +//* CVS Reference : /lib_MC_SAM7S.h/1.1/Thu Mar 25 15:19:14 2004// +//* CVS Reference : /lib_pio.h/1.3/Fri Jan 31 12:18:56 2003// +//* CVS Reference : /lib_PWM_SAM.h/1.3/Thu Jan 22 10:10:50 2004// +//* CVS Reference : /lib_pdc.h/1.2/Tue Jul 2 13:29:40 2002// +//* ---------------------------------------------------------------------------- + +#ifndef lib_AT91SAM7S64_H +#define lib_AT91SAM7S64_H + +/* ***************************************************************************** + SOFTWARE API FOR AIC + ***************************************************************************** */ +#define AT91C_AIC_BRANCH_OPCODE ((void (*) ()) 0xE51FFF20) // ldr, pc, [pc, #-&F20] + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_ConfigureIt +//* \brief Interrupt Handler Initialization +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_AIC_ConfigureIt ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id, // \arg interrupt number to initialize + unsigned int priority, // \arg priority to give to the interrupt + unsigned int src_type, // \arg activation and sense of activation + void (*newHandler) (void) ) // \arg address of the interrupt handler +{ + unsigned int oldHandler; + unsigned int mask ; + + oldHandler = pAic->AIC_SVR[irq_id]; + + mask = 0x1 << irq_id ; + //* Disable the interrupt on the interrupt controller + pAic->AIC_IDCR = mask ; + //* Save the interrupt handler routine pointer and the interrupt priority + pAic->AIC_SVR[irq_id] = (unsigned int) newHandler ; + //* Store the Source Mode Register + pAic->AIC_SMR[irq_id] = src_type | priority ; + //* Clear the interrupt on the interrupt controller + pAic->AIC_ICCR = mask ; + + return oldHandler; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_EnableIt +//* \brief Enable corresponding IT number +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_EnableIt ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id ) // \arg interrupt number to initialize +{ + //* Enable the interrupt on the interrupt controller + pAic->AIC_IECR = 0x1 << irq_id ; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_DisableIt +//* \brief Disable corresponding IT number +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_DisableIt ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id ) // \arg interrupt number to initialize +{ + unsigned int mask = 0x1 << irq_id; + //* Disable the interrupt on the interrupt controller + pAic->AIC_IDCR = mask ; + //* Clear the interrupt on the Interrupt Controller ( if one is pending ) + pAic->AIC_ICCR = mask ; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_ClearIt +//* \brief Clear corresponding IT number +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_ClearIt ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id) // \arg interrupt number to initialize +{ + //* Clear the interrupt on the Interrupt Controller ( if one is pending ) + pAic->AIC_ICCR = (0x1 << irq_id); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_AcknowledgeIt +//* \brief Acknowledge corresponding IT number +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_AcknowledgeIt ( + AT91PS_AIC pAic) // \arg pointer to the AIC registers +{ + pAic->AIC_EOICR = pAic->AIC_EOICR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_SetExceptionVector +//* \brief Configure vector handler +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_AIC_SetExceptionVector ( + unsigned int *pVector, // \arg pointer to the AIC registers + void (*Handler) () ) // \arg Interrupt Handler +{ + unsigned int oldVector = *pVector; + + if ((unsigned int) Handler == (unsigned int) AT91C_AIC_BRANCH_OPCODE) + *pVector = (unsigned int) AT91C_AIC_BRANCH_OPCODE; + else + *pVector = (((((unsigned int) Handler) - ((unsigned int) pVector) - 0x8) >> 2) & 0x00FFFFFF) | 0xEA000000; + + return oldVector; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_Trig +//* \brief Trig an IT +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_Trig ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id) // \arg interrupt number +{ + pAic->AIC_ISCR = (0x1 << irq_id) ; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_IsActive +//* \brief Test if an IT is active +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_AIC_IsActive ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id) // \arg Interrupt Number +{ + return (pAic->AIC_ISR & (0x1 << irq_id)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_IsPending +//* \brief Test if an IT is pending +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_AIC_IsPending ( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + unsigned int irq_id) // \arg Interrupt Number +{ + return (pAic->AIC_IPR & (0x1 << irq_id)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_Open +//* \brief Set exception vectors and AIC registers to default values +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_Open( + AT91PS_AIC pAic, // \arg pointer to the AIC registers + void (*IrqHandler) (), // \arg Default IRQ vector exception + void (*FiqHandler) (), // \arg Default FIQ vector exception + void (*DefaultHandler) (), // \arg Default Handler set in ISR + void (*SpuriousHandler) (), // \arg Default Spurious Handler + unsigned int protectMode) // \arg Debug Control Register +{ + int i; + + // Disable all interrupts and set IVR to the default handler + for (i = 0; i < 32; ++i) { + AT91F_AIC_DisableIt(pAic, i); + AT91F_AIC_ConfigureIt(pAic, i, AT91C_AIC_PRIOR_LOWEST, AT91C_AIC_SRCTYPE_INT_LEVEL_SENSITIVE, DefaultHandler); + } + + // Set the IRQ exception vector + AT91F_AIC_SetExceptionVector((unsigned int *) 0x18, IrqHandler); + // Set the Fast Interrupt exception vector + AT91F_AIC_SetExceptionVector((unsigned int *) 0x1C, FiqHandler); + + pAic->AIC_SPU = (unsigned int) SpuriousHandler; + pAic->AIC_DCR = protectMode; +} +/* ***************************************************************************** + SOFTWARE API FOR PDC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_SetNextRx +//* \brief Set the next receive transfer descriptor +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_SetNextRx ( + AT91PS_PDC pPDC, // \arg pointer to a PDC controller + char *address, // \arg address to the next bloc to be received + unsigned int bytes) // \arg number of bytes to be received +{ + pPDC->PDC_RNPR = (unsigned int) address; + pPDC->PDC_RNCR = bytes; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_SetNextTx +//* \brief Set the next transmit transfer descriptor +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_SetNextTx ( + AT91PS_PDC pPDC, // \arg pointer to a PDC controller + char *address, // \arg address to the next bloc to be transmitted + unsigned int bytes) // \arg number of bytes to be transmitted +{ + pPDC->PDC_TNPR = (unsigned int) address; + pPDC->PDC_TNCR = bytes; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_SetRx +//* \brief Set the receive transfer descriptor +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_SetRx ( + AT91PS_PDC pPDC, // \arg pointer to a PDC controller + char *address, // \arg address to the next bloc to be received + unsigned int bytes) // \arg number of bytes to be received +{ + pPDC->PDC_RPR = (unsigned int) address; + pPDC->PDC_RCR = bytes; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_SetTx +//* \brief Set the transmit transfer descriptor +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_SetTx ( + AT91PS_PDC pPDC, // \arg pointer to a PDC controller + char *address, // \arg address to the next bloc to be transmitted + unsigned int bytes) // \arg number of bytes to be transmitted +{ + pPDC->PDC_TPR = (unsigned int) address; + pPDC->PDC_TCR = bytes; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_EnableTx +//* \brief Enable transmit +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_EnableTx ( + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + pPDC->PDC_PTCR = AT91C_PDC_TXTEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_EnableRx +//* \brief Enable receive +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_EnableRx ( + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + pPDC->PDC_PTCR = AT91C_PDC_RXTEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_DisableTx +//* \brief Disable transmit +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_DisableTx ( + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + pPDC->PDC_PTCR = AT91C_PDC_TXTDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_DisableRx +//* \brief Disable receive +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_DisableRx ( + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + pPDC->PDC_PTCR = AT91C_PDC_RXTDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_IsTxEmpty +//* \brief Test if the current transfer descriptor has been sent +//*---------------------------------------------------------------------------- +__inline int AT91F_PDC_IsTxEmpty ( // \return return 1 if transfer is complete + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + return !(pPDC->PDC_TCR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_IsNextTxEmpty +//* \brief Test if the next transfer descriptor has been moved to the current td +//*---------------------------------------------------------------------------- +__inline int AT91F_PDC_IsNextTxEmpty ( // \return return 1 if transfer is complete + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + return !(pPDC->PDC_TNCR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_IsRxEmpty +//* \brief Test if the current transfer descriptor has been filled +//*---------------------------------------------------------------------------- +__inline int AT91F_PDC_IsRxEmpty ( // \return return 1 if transfer is complete + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + return !(pPDC->PDC_RCR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_IsNextRxEmpty +//* \brief Test if the next transfer descriptor has been moved to the current td +//*---------------------------------------------------------------------------- +__inline int AT91F_PDC_IsNextRxEmpty ( // \return return 1 if transfer is complete + AT91PS_PDC pPDC ) // \arg pointer to a PDC controller +{ + return !(pPDC->PDC_RNCR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_Open +//* \brief Open PDC: disable TX and RX reset transfer descriptors, re-enable RX and TX +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_Open ( + AT91PS_PDC pPDC) // \arg pointer to a PDC controller +{ + //* Disable the RX and TX PDC transfer requests + AT91F_PDC_DisableRx(pPDC); + AT91F_PDC_DisableTx(pPDC); + + //* Reset all Counter register Next buffer first + AT91F_PDC_SetNextTx(pPDC, (char *) 0, 0); + AT91F_PDC_SetNextRx(pPDC, (char *) 0, 0); + AT91F_PDC_SetTx(pPDC, (char *) 0, 0); + AT91F_PDC_SetRx(pPDC, (char *) 0, 0); + + //* Enable the RX and TX PDC transfer requests + AT91F_PDC_EnableRx(pPDC); + AT91F_PDC_EnableTx(pPDC); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_Close +//* \brief Close PDC: disable TX and RX reset transfer descriptors +//*---------------------------------------------------------------------------- +__inline void AT91F_PDC_Close ( + AT91PS_PDC pPDC) // \arg pointer to a PDC controller +{ + //* Disable the RX and TX PDC transfer requests + AT91F_PDC_DisableRx(pPDC); + AT91F_PDC_DisableTx(pPDC); + + //* Reset all Counter register Next buffer first + AT91F_PDC_SetNextTx(pPDC, (char *) 0, 0); + AT91F_PDC_SetNextRx(pPDC, (char *) 0, 0); + AT91F_PDC_SetTx(pPDC, (char *) 0, 0); + AT91F_PDC_SetRx(pPDC, (char *) 0, 0); + +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_SendFrame +//* \brief Close PDC: disable TX and RX reset transfer descriptors +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PDC_SendFrame( + AT91PS_PDC pPDC, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + if (AT91F_PDC_IsTxEmpty(pPDC)) { + //* Buffer and next buffer can be initialized + AT91F_PDC_SetTx(pPDC, pBuffer, szBuffer); + AT91F_PDC_SetNextTx(pPDC, pNextBuffer, szNextBuffer); + return 2; + } + else if (AT91F_PDC_IsNextTxEmpty(pPDC)) { + //* Only one buffer can be initialized + AT91F_PDC_SetNextTx(pPDC, pBuffer, szBuffer); + return 1; + } + else { + //* All buffer are in use... + return 0; + } +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PDC_ReceiveFrame +//* \brief Close PDC: disable TX and RX reset transfer descriptors +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PDC_ReceiveFrame ( + AT91PS_PDC pPDC, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + if (AT91F_PDC_IsRxEmpty(pPDC)) { + //* Buffer and next buffer can be initialized + AT91F_PDC_SetRx(pPDC, pBuffer, szBuffer); + AT91F_PDC_SetNextRx(pPDC, pNextBuffer, szNextBuffer); + return 2; + } + else if (AT91F_PDC_IsNextRxEmpty(pPDC)) { + //* Only one buffer can be initialized + AT91F_PDC_SetNextRx(pPDC, pBuffer, szBuffer); + return 1; + } + else { + //* All buffer are in use... + return 0; + } +} +/* ***************************************************************************** + SOFTWARE API FOR DBGU + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_DBGU_InterruptEnable +//* \brief Enable DBGU Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_DBGU_InterruptEnable( + AT91PS_DBGU pDbgu, // \arg pointer to a DBGU controller + unsigned int flag) // \arg dbgu interrupt to be enabled +{ + pDbgu->DBGU_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_DBGU_InterruptDisable +//* \brief Disable DBGU Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_DBGU_InterruptDisable( + AT91PS_DBGU pDbgu, // \arg pointer to a DBGU controller + unsigned int flag) // \arg dbgu interrupt to be disabled +{ + pDbgu->DBGU_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_DBGU_GetInterruptMaskStatus +//* \brief Return DBGU Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_DBGU_GetInterruptMaskStatus( // \return DBGU Interrupt Mask Status + AT91PS_DBGU pDbgu) // \arg pointer to a DBGU controller +{ + return pDbgu->DBGU_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_DBGU_IsInterruptMasked +//* \brief Test if DBGU Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_DBGU_IsInterruptMasked( + AT91PS_DBGU pDbgu, // \arg pointer to a DBGU controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_DBGU_GetInterruptMaskStatus(pDbgu) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR PIO + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgPeriph +//* \brief Enable pins to be drived by peripheral +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgPeriph( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int periphAEnable, // \arg PERIPH A to enable + unsigned int periphBEnable) // \arg PERIPH B to enable + +{ + pPio->PIO_ASR = periphAEnable; + pPio->PIO_BSR = periphBEnable; + pPio->PIO_PDR = (periphAEnable | periphBEnable); // Set in Periph mode +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgOutput +//* \brief Enable PIO in output mode +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgOutput( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int pioEnable) // \arg PIO to be enabled +{ + pPio->PIO_PER = pioEnable; // Set in PIO mode + pPio->PIO_OER = pioEnable; // Configure in Output +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgInput +//* \brief Enable PIO in input mode +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgInput( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int inputEnable) // \arg PIO to be enabled +{ + // Disable output + pPio->PIO_ODR = inputEnable; + pPio->PIO_PER = inputEnable; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgOpendrain +//* \brief Configure PIO in open drain +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgOpendrain( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int multiDrvEnable) // \arg pio to be configured in open drain +{ + // Configure the multi-drive option + pPio->PIO_MDDR = ~multiDrvEnable; + pPio->PIO_MDER = multiDrvEnable; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgPullup +//* \brief Enable pullup on PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgPullup( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int pullupEnable) // \arg enable pullup on PIO +{ + // Connect or not Pullup + pPio->PIO_PPUDR = ~pullupEnable; + pPio->PIO_PPUER = pullupEnable; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgDirectDrive +//* \brief Enable direct drive on PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgDirectDrive( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int directDrive) // \arg PIO to be configured with direct drive + +{ + // Configure the Direct Drive + pPio->PIO_OWDR = ~directDrive; + pPio->PIO_OWER = directDrive; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_CfgInputFilter +//* \brief Enable input filter on input PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_CfgInputFilter( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int inputFilter) // \arg PIO to be configured with input filter + +{ + // Configure the Direct Drive + pPio->PIO_IFDR = ~inputFilter; + pPio->PIO_IFER = inputFilter; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetInput +//* \brief Return PIO input value +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetInput( // \return PIO input + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_PDSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsInputSet +//* \brief Test if PIO is input flag is active +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsInputSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetInput(pPio) & flag); +} + + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_SetOutput +//* \brief Set to 1 output PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_SetOutput( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg output to be set +{ + pPio->PIO_SODR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_ClearOutput +//* \brief Set to 0 output PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_ClearOutput( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg output to be cleared +{ + pPio->PIO_CODR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_ForceOutput +//* \brief Force output when Direct drive option is enabled +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_ForceOutput( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg output to be forced +{ + pPio->PIO_ODSR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_Enable +//* \brief Enable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_Enable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio to be enabled +{ + pPio->PIO_PER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_Disable +//* \brief Disable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_Disable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio to be disabled +{ + pPio->PIO_PDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetStatus +//* \brief Return PIO Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetStatus( // \return PIO Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_PSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsSet +//* \brief Test if PIO is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_OutputEnable +//* \brief Output Enable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_OutputEnable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio output to be enabled +{ + pPio->PIO_OER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_OutputDisable +//* \brief Output Enable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_OutputDisable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio output to be disabled +{ + pPio->PIO_ODR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetOutputStatus +//* \brief Return PIO Output Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetOutputStatus( // \return PIO Output Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_OSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsOuputSet +//* \brief Test if PIO Output is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsOutputSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetOutputStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_InputFilterEnable +//* \brief Input Filter Enable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_InputFilterEnable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio input filter to be enabled +{ + pPio->PIO_IFER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_InputFilterDisable +//* \brief Input Filter Disable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_InputFilterDisable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio input filter to be disabled +{ + pPio->PIO_IFDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetInputFilterStatus +//* \brief Return PIO Input Filter Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetInputFilterStatus( // \return PIO Input Filter Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_IFSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsInputFilterSet +//* \brief Test if PIO Input filter is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsInputFilterSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetInputFilterStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetOutputDataStatus +//* \brief Return PIO Output Data Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetOutputDataStatus( // \return PIO Output Data Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_ODSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_InterruptEnable +//* \brief Enable PIO Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_InterruptEnable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio interrupt to be enabled +{ + pPio->PIO_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_InterruptDisable +//* \brief Disable PIO Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_InterruptDisable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio interrupt to be disabled +{ + pPio->PIO_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetInterruptMaskStatus +//* \brief Return PIO Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetInterruptMaskStatus( // \return PIO Interrupt Mask Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetInterruptStatus +//* \brief Return PIO Interrupt Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetInterruptStatus( // \return PIO Interrupt Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_ISR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsInterruptMasked +//* \brief Test if PIO Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsInterruptMasked( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetInterruptMaskStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsInterruptSet +//* \brief Test if PIO Interrupt is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsInterruptSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetInterruptStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_MultiDriverEnable +//* \brief Multi Driver Enable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_MultiDriverEnable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio to be enabled +{ + pPio->PIO_MDER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_MultiDriverDisable +//* \brief Multi Driver Disable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_MultiDriverDisable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio to be disabled +{ + pPio->PIO_MDDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetMultiDriverStatus +//* \brief Return PIO Multi Driver Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetMultiDriverStatus( // \return PIO Multi Driver Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_MDSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsMultiDriverSet +//* \brief Test if PIO MultiDriver is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsMultiDriverSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetMultiDriverStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_A_RegisterSelection +//* \brief PIO A Register Selection +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_A_RegisterSelection( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio A register selection +{ + pPio->PIO_ASR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_B_RegisterSelection +//* \brief PIO B Register Selection +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_B_RegisterSelection( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio B register selection +{ + pPio->PIO_BSR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_Get_AB_RegisterStatus +//* \brief Return PIO Interrupt Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_Get_AB_RegisterStatus( // \return PIO AB Register Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_ABSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsAB_RegisterSet +//* \brief Test if PIO AB Register is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsAB_RegisterSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_Get_AB_RegisterStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_OutputWriteEnable +//* \brief Output Write Enable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_OutputWriteEnable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio output write to be enabled +{ + pPio->PIO_OWER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_OutputWriteDisable +//* \brief Output Write Disable PIO +//*---------------------------------------------------------------------------- +__inline void AT91F_PIO_OutputWriteDisable( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg pio output write to be disabled +{ + pPio->PIO_OWDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetOutputWriteStatus +//* \brief Return PIO Output Write Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetOutputWriteStatus( // \return PIO Output Write Status + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_OWSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsOutputWriteSet +//* \brief Test if PIO OutputWrite is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsOutputWriteSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetOutputWriteStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_GetCfgPullup +//* \brief Return PIO Configuration Pullup +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PIO_GetCfgPullup( // \return PIO Configuration Pullup + AT91PS_PIO pPio) // \arg pointer to a PIO controller +{ + return pPio->PIO_PPUSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsOutputDataStatusSet +//* \brief Test if PIO Output Data Status is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsOutputDataStatusSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PIO_GetOutputDataStatus(pPio) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIO_IsCfgPullupStatusSet +//* \brief Test if PIO Configuration Pullup Status is Set +//*---------------------------------------------------------------------------- +__inline int AT91F_PIO_IsCfgPullupStatusSet( + AT91PS_PIO pPio, // \arg pointer to a PIO controller + unsigned int flag) // \arg flag to be tested +{ + return (~AT91F_PIO_GetCfgPullup(pPio) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR PMC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_CfgSysClkEnableReg +//* \brief Configure the System Clock Enable Register of the PMC controller +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_CfgSysClkEnableReg ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int mode) +{ + //* Write to the SCER register + pPMC->PMC_SCER = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_CfgSysClkDisableReg +//* \brief Configure the System Clock Disable Register of the PMC controller +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_CfgSysClkDisableReg ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int mode) +{ + //* Write to the SCDR register + pPMC->PMC_SCDR = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_GetSysClkStatusReg +//* \brief Return the System Clock Status Register of the PMC controller +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_GetSysClkStatusReg ( + AT91PS_PMC pPMC // pointer to a CAN controller + ) +{ + return pPMC->PMC_SCSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_EnablePeriphClock +//* \brief Enable peripheral clock +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_EnablePeriphClock ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int periphIds) // \arg IDs of peripherals to enable +{ + pPMC->PMC_PCER = periphIds; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_DisablePeriphClock +//* \brief Disable peripheral clock +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_DisablePeriphClock ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int periphIds) // \arg IDs of peripherals to enable +{ + pPMC->PMC_PCDR = periphIds; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_GetPeriphClock +//* \brief Get peripheral clock status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_GetPeriphClock ( + AT91PS_PMC pPMC) // \arg pointer to PMC controller +{ + return pPMC->PMC_PCSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_CfgMainOscillatorReg +//* \brief Cfg the main oscillator +//*---------------------------------------------------------------------------- +__inline void AT91F_CKGR_CfgMainOscillatorReg ( + AT91PS_CKGR pCKGR, // \arg pointer to CKGR controller + unsigned int mode) +{ + pCKGR->CKGR_MOR = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_GetMainOscillatorReg +//* \brief Cfg the main oscillator +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_CKGR_GetMainOscillatorReg ( + AT91PS_CKGR pCKGR) // \arg pointer to CKGR controller +{ + return pCKGR->CKGR_MOR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_EnableMainOscillator +//* \brief Enable the main oscillator +//*---------------------------------------------------------------------------- +__inline void AT91F_CKGR_EnableMainOscillator( + AT91PS_CKGR pCKGR) // \arg pointer to CKGR controller +{ + pCKGR->CKGR_MOR |= AT91C_CKGR_MOSCEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_DisableMainOscillator +//* \brief Disable the main oscillator +//*---------------------------------------------------------------------------- +__inline void AT91F_CKGR_DisableMainOscillator ( + AT91PS_CKGR pCKGR) // \arg pointer to CKGR controller +{ + pCKGR->CKGR_MOR &= ~AT91C_CKGR_MOSCEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_CfgMainOscStartUpTime +//* \brief Cfg MOR Register according to the main osc startup time +//*---------------------------------------------------------------------------- +__inline void AT91F_CKGR_CfgMainOscStartUpTime ( + AT91PS_CKGR pCKGR, // \arg pointer to CKGR controller + unsigned int startup_time, // \arg main osc startup time in microsecond (us) + unsigned int slowClock) // \arg slowClock in Hz +{ + pCKGR->CKGR_MOR &= ~AT91C_CKGR_OSCOUNT; + pCKGR->CKGR_MOR |= ((slowClock * startup_time)/(8*1000000)) << 8; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_GetMainClockFreqReg +//* \brief Cfg the main oscillator +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_CKGR_GetMainClockFreqReg ( + AT91PS_CKGR pCKGR) // \arg pointer to CKGR controller +{ + return pCKGR->CKGR_MCFR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_CKGR_GetMainClock +//* \brief Return Main clock in Hz +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_CKGR_GetMainClock ( + AT91PS_CKGR pCKGR, // \arg pointer to CKGR controller + unsigned int slowClock) // \arg slowClock in Hz +{ + return ((pCKGR->CKGR_MCFR & AT91C_CKGR_MAINF) * slowClock) >> 4; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_CfgMCKReg +//* \brief Cfg Master Clock Register +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_CfgMCKReg ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int mode) +{ + pPMC->PMC_MCKR = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_GetMCKReg +//* \brief Return Master Clock Register +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_GetMCKReg( + AT91PS_PMC pPMC) // \arg pointer to PMC controller +{ + return pPMC->PMC_MCKR; +} + +//*------------------------------------------------------------------------------ +//* \fn AT91F_PMC_GetMasterClock +//* \brief Return master clock in Hz which correponds to processor clock for ARM7 +//*------------------------------------------------------------------------------ +__inline unsigned int AT91F_PMC_GetMasterClock ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + AT91PS_CKGR pCKGR, // \arg pointer to CKGR controller + unsigned int slowClock) // \arg slowClock in Hz +{ + unsigned int reg = pPMC->PMC_MCKR; + unsigned int prescaler = (1 << ((reg & AT91C_PMC_PRES) >> 2)); + unsigned int pllDivider, pllMultiplier; + + switch (reg & AT91C_PMC_CSS) { + case AT91C_PMC_CSS_SLOW_CLK: // Slow clock selected + return slowClock / prescaler; + case AT91C_PMC_CSS_MAIN_CLK: // Main clock is selected + return AT91F_CKGR_GetMainClock(pCKGR, slowClock) / prescaler; + case AT91C_PMC_CSS_PLL_CLK: // PLLB clock is selected + reg = pCKGR->CKGR_PLLR; + pllDivider = (reg & AT91C_CKGR_DIV); + pllMultiplier = ((reg & AT91C_CKGR_MUL) >> 16) + 1; + return AT91F_CKGR_GetMainClock(pCKGR, slowClock) / pllDivider * pllMultiplier / prescaler; + } + return 0; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_EnablePCK +//* \brief Enable peripheral clock +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_EnablePCK ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int pck, // \arg Peripheral clock identifier 0 .. 7 + unsigned int mode) +{ + pPMC->PMC_PCKR[pck] = mode; + pPMC->PMC_SCER = (1 << pck) << 8; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_DisablePCK +//* \brief Enable peripheral clock +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_DisablePCK ( + AT91PS_PMC pPMC, // \arg pointer to PMC controller + unsigned int pck) // \arg Peripheral clock identifier 0 .. 7 +{ + pPMC->PMC_SCDR = (1 << pck) << 8; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_EnableIt +//* \brief Enable PMC interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_EnableIt ( + AT91PS_PMC pPMC, // pointer to a PMC controller + unsigned int flag) // IT to be enabled +{ + //* Write to the IER register + pPMC->PMC_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_DisableIt +//* \brief Disable PMC interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_DisableIt ( + AT91PS_PMC pPMC, // pointer to a PMC controller + unsigned int flag) // IT to be disabled +{ + //* Write to the IDR register + pPMC->PMC_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_GetStatus +//* \brief Return PMC Interrupt Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_GetStatus( // \return PMC Interrupt Status + AT91PS_PMC pPMC) // pointer to a PMC controller +{ + return pPMC->PMC_SR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_GetInterruptMaskStatus +//* \brief Return PMC Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_GetInterruptMaskStatus( // \return PMC Interrupt Mask Status + AT91PS_PMC pPMC) // pointer to a PMC controller +{ + return pPMC->PMC_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_IsInterruptMasked +//* \brief Test if PMC Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_IsInterruptMasked( + AT91PS_PMC pPMC, // \arg pointer to a PMC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PMC_GetInterruptMaskStatus(pPMC) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_IsStatusSet +//* \brief Test if PMC Status is Set +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PMC_IsStatusSet( + AT91PS_PMC pPMC, // \arg pointer to a PMC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PMC_GetStatus(pPMC) & flag); +}/* ***************************************************************************** + SOFTWARE API FOR RSTC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_RSTSoftReset +//* \brief Start Software Reset +//*---------------------------------------------------------------------------- +__inline void AT91F_RSTSoftReset( + AT91PS_RSTC pRSTC, + unsigned int reset) +{ + pRSTC->RSTC_RCR = (0xA5000000 | reset); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_RSTSetMode +//* \brief Set Reset Mode +//*---------------------------------------------------------------------------- +__inline void AT91F_RSTSetMode( + AT91PS_RSTC pRSTC, + unsigned int mode) +{ + pRSTC->RSTC_RMR = (0xA5000000 | mode); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_RSTGetMode +//* \brief Get Reset Mode +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_RSTGetMode( + AT91PS_RSTC pRSTC) +{ + return (pRSTC->RSTC_RMR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_RSTGetStatus +//* \brief Get Reset Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_RSTGetStatus( + AT91PS_RSTC pRSTC) +{ + return (pRSTC->RSTC_RSR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_RSTIsSoftRstActive +//* \brief Return !=0 if software reset is still not completed +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_RSTIsSoftRstActive( + AT91PS_RSTC pRSTC) +{ + return ((pRSTC->RSTC_RSR) & AT91C_RSTC_SRCMP); +} +/* ***************************************************************************** + SOFTWARE API FOR RTTC + ***************************************************************************** */ +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_SetRTT_TimeBase() +//* \brief Set the RTT prescaler according to the TimeBase in ms +//*-------------------------------------------------------------------------------------- +__inline unsigned int AT91F_RTTSetTimeBase( + AT91PS_RTTC pRTTC, + unsigned int ms) +{ + if (ms > 2000) + return 1; // AT91C_TIME_OUT_OF_RANGE + pRTTC->RTTC_RTMR &= ~0xFFFF; + pRTTC->RTTC_RTMR |= (((ms << 15) /1000) & 0xFFFF); + return 0; +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTTSetPrescaler() +//* \brief Set the new prescaler value +//*-------------------------------------------------------------------------------------- +__inline unsigned int AT91F_RTTSetPrescaler( + AT91PS_RTTC pRTTC, + unsigned int rtpres) +{ + pRTTC->RTTC_RTMR &= ~0xFFFF; + pRTTC->RTTC_RTMR |= (rtpres & 0xFFFF); + return (pRTTC->RTTC_RTMR); +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTTRestart() +//* \brief Restart the RTT prescaler +//*-------------------------------------------------------------------------------------- +__inline void AT91F_RTTRestart( + AT91PS_RTTC pRTTC) +{ + pRTTC->RTTC_RTMR |= AT91C_RTTC_RTTRST; +} + + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_SetAlarmINT() +//* \brief Enable RTT Alarm Interrupt +//*-------------------------------------------------------------------------------------- +__inline void AT91F_RTTSetAlarmINT( + AT91PS_RTTC pRTTC) +{ + pRTTC->RTTC_RTMR |= AT91C_RTTC_ALMIEN; +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_ClearAlarmINT() +//* \brief Disable RTT Alarm Interrupt +//*-------------------------------------------------------------------------------------- +__inline void AT91F_RTTClearAlarmINT( + AT91PS_RTTC pRTTC) +{ + pRTTC->RTTC_RTMR &= ~AT91C_RTTC_ALMIEN; +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_SetRttIncINT() +//* \brief Enable RTT INC Interrupt +//*-------------------------------------------------------------------------------------- +__inline void AT91F_RTTSetRttIncINT( + AT91PS_RTTC pRTTC) +{ + pRTTC->RTTC_RTMR |= AT91C_RTTC_RTTINCIEN; +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_ClearRttIncINT() +//* \brief Disable RTT INC Interrupt +//*-------------------------------------------------------------------------------------- +__inline void AT91F_RTTClearRttIncINT( + AT91PS_RTTC pRTTC) +{ + pRTTC->RTTC_RTMR &= ~AT91C_RTTC_RTTINCIEN; +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_SetAlarmValue() +//* \brief Set RTT Alarm Value +//*-------------------------------------------------------------------------------------- +__inline void AT91F_RTTSetAlarmValue( + AT91PS_RTTC pRTTC, unsigned int alarm) +{ + pRTTC->RTTC_RTAR = alarm; +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_GetAlarmValue() +//* \brief Get RTT Alarm Value +//*-------------------------------------------------------------------------------------- +__inline unsigned int AT91F_RTTGetAlarmValue( + AT91PS_RTTC pRTTC) +{ + return(pRTTC->RTTC_RTAR); +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTTGetStatus() +//* \brief Read the RTT status +//*-------------------------------------------------------------------------------------- +__inline unsigned int AT91F_RTTGetStatus( + AT91PS_RTTC pRTTC) +{ + return(pRTTC->RTTC_RTSR); +} + +//*-------------------------------------------------------------------------------------- +//* \fn AT91F_RTT_ReadValue() +//* \brief Read the RTT value +//*-------------------------------------------------------------------------------------- +__inline unsigned int AT91F_RTTReadValue( + AT91PS_RTTC pRTTC) +{ + register volatile unsigned int val1,val2; + do + { + val1 = pRTTC->RTTC_RTVR; + val2 = pRTTC->RTTC_RTVR; + } + while(val1 != val2); + return(val1); +} +/* ***************************************************************************** + SOFTWARE API FOR PITC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITInit +//* \brief System timer init : period in µsecond, system clock freq in MHz +//*---------------------------------------------------------------------------- +__inline void AT91F_PITInit( + AT91PS_PITC pPITC, + unsigned int period, + unsigned int pit_frequency) +{ + pPITC->PITC_PIMR = period? (period * pit_frequency + 8) >> 4 : 0; // +8 to avoid %10 and /10 + pPITC->PITC_PIMR |= AT91C_PITC_PITEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITSetPIV +//* \brief Set the PIT Periodic Interval Value +//*---------------------------------------------------------------------------- +__inline void AT91F_PITSetPIV( + AT91PS_PITC pPITC, + unsigned int piv) +{ + pPITC->PITC_PIMR = piv | (pPITC->PITC_PIMR & (AT91C_PITC_PITEN | AT91C_PITC_PITIEN)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITEnableInt +//* \brief Enable PIT periodic interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PITEnableInt( + AT91PS_PITC pPITC) +{ + pPITC->PITC_PIMR |= AT91C_PITC_PITIEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITDisableInt +//* \brief Disable PIT periodic interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PITDisableInt( + AT91PS_PITC pPITC) +{ + pPITC->PITC_PIMR &= ~AT91C_PITC_PITIEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITGetMode +//* \brief Read PIT mode register +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PITGetMode( + AT91PS_PITC pPITC) +{ + return(pPITC->PITC_PIMR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITGetStatus +//* \brief Read PIT status register +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PITGetStatus( + AT91PS_PITC pPITC) +{ + return(pPITC->PITC_PISR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITGetPIIR +//* \brief Read PIT CPIV and PICNT without ressetting the counters +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PITGetPIIR( + AT91PS_PITC pPITC) +{ + return(pPITC->PITC_PIIR); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITGetPIVR +//* \brief Read System timer CPIV and PICNT without ressetting the counters +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PITGetPIVR( + AT91PS_PITC pPITC) +{ + return(pPITC->PITC_PIVR); +} +/* ***************************************************************************** + SOFTWARE API FOR WDTC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_WDTSetMode +//* \brief Set Watchdog Mode Register +//*---------------------------------------------------------------------------- +__inline void AT91F_WDTSetMode( + AT91PS_WDTC pWDTC, + unsigned int Mode) +{ + pWDTC->WDTC_WDMR = Mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_WDTRestart +//* \brief Restart Watchdog +//*---------------------------------------------------------------------------- +__inline void AT91F_WDTRestart( + AT91PS_WDTC pWDTC) +{ + pWDTC->WDTC_WDCR = 0xA5000001; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_WDTSGettatus +//* \brief Get Watchdog Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_WDTSGettatus( + AT91PS_WDTC pWDTC) +{ + return(pWDTC->WDTC_WDSR & 0x3); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_WDTGetPeriod +//* \brief Translate ms into Watchdog Compatible value +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_WDTGetPeriod(unsigned int ms) +{ + if ((ms < 4) || (ms > 16000)) + return 0; + return((ms << 8) / 1000); +} +/* ***************************************************************************** + SOFTWARE API FOR VREG + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_VREG_Enable_LowPowerMode +//* \brief Enable VREG Low Power Mode +//*---------------------------------------------------------------------------- +__inline void AT91F_VREG_Enable_LowPowerMode( + AT91PS_VREG pVREG) +{ + pVREG->VREG_MR |= AT91C_VREG_PSTDBY; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_VREG_Disable_LowPowerMode +//* \brief Disable VREG Low Power Mode +//*---------------------------------------------------------------------------- +__inline void AT91F_VREG_Disable_LowPowerMode( + AT91PS_VREG pVREG) +{ + pVREG->VREG_MR &= ~AT91C_VREG_PSTDBY; +}/* ***************************************************************************** + SOFTWARE API FOR MC + ***************************************************************************** */ + +#define AT91C_MC_CORRECT_KEY ((unsigned int) 0x5A << 24) // (MC) Correct Protect Key + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_Remap +//* \brief Make Remap +//*---------------------------------------------------------------------------- +__inline void AT91F_MC_Remap (void) // +{ + AT91PS_MC pMC = (AT91PS_MC) AT91C_BASE_MC; + + pMC->MC_RCR = AT91C_MC_RCB; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_CfgModeReg +//* \brief Configure the EFC Mode Register of the MC controller +//*---------------------------------------------------------------------------- +__inline void AT91F_MC_EFC_CfgModeReg ( + AT91PS_MC pMC, // pointer to a MC controller + unsigned int mode) // mode register +{ + // Write to the FMR register + pMC->MC_FMR = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_GetModeReg +//* \brief Return MC EFC Mode Regsiter +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_MC_EFC_GetModeReg( + AT91PS_MC pMC) // pointer to a MC controller +{ + return pMC->MC_FMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_ComputeFMCN +//* \brief Return MC EFC Mode Regsiter +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_MC_EFC_ComputeFMCN( + int master_clock) // master clock in Hz +{ + return (master_clock/1000000 +2); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_PerformCmd +//* \brief Perform EFC Command +//*---------------------------------------------------------------------------- +__inline void AT91F_MC_EFC_PerformCmd ( + AT91PS_MC pMC, // pointer to a MC controller + unsigned int transfer_cmd) +{ + pMC->MC_FCR = transfer_cmd; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_GetStatus +//* \brief Return MC EFC Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_MC_EFC_GetStatus( + AT91PS_MC pMC) // pointer to a MC controller +{ + return pMC->MC_FSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_IsInterruptMasked +//* \brief Test if EFC MC Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_MC_EFC_IsInterruptMasked( + AT91PS_MC pMC, // \arg pointer to a MC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_MC_EFC_GetModeReg(pMC) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_EFC_IsInterruptSet +//* \brief Test if EFC MC Interrupt is Set +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_MC_EFC_IsInterruptSet( + AT91PS_MC pMC, // \arg pointer to a MC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_MC_EFC_GetStatus(pMC) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR SPI + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_Open +//* \brief Open a SPI Port +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SPI_Open ( + const unsigned int null) // \arg +{ + /* NOT DEFINED AT THIS MOMENT */ + return ( 0 ); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_CfgCs +//* \brief Configure SPI chip select register +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_CfgCs ( + AT91PS_SPI pSPI, // pointer to a SPI controller + int cs, // SPI cs number (0 to 3) + int val) // chip select register +{ + //* Write to the CSR register + *(pSPI->SPI_CSR + cs) = val; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_EnableIt +//* \brief Enable SPI interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_EnableIt ( + AT91PS_SPI pSPI, // pointer to a SPI controller + unsigned int flag) // IT to be enabled +{ + //* Write to the IER register + pSPI->SPI_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_DisableIt +//* \brief Disable SPI interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_DisableIt ( + AT91PS_SPI pSPI, // pointer to a SPI controller + unsigned int flag) // IT to be disabled +{ + //* Write to the IDR register + pSPI->SPI_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_Reset +//* \brief Reset the SPI controller +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_Reset ( + AT91PS_SPI pSPI // pointer to a SPI controller + ) +{ + //* Write to the CR register + pSPI->SPI_CR = AT91C_SPI_SWRST; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_Enable +//* \brief Enable the SPI controller +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_Enable ( + AT91PS_SPI pSPI // pointer to a SPI controller + ) +{ + //* Write to the CR register + pSPI->SPI_CR = AT91C_SPI_SPIEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_Disable +//* \brief Disable the SPI controller +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_Disable ( + AT91PS_SPI pSPI // pointer to a SPI controller + ) +{ + //* Write to the CR register + pSPI->SPI_CR = AT91C_SPI_SPIDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_CfgMode +//* \brief Enable the SPI controller +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_CfgMode ( + AT91PS_SPI pSPI, // pointer to a SPI controller + int mode) // mode register +{ + //* Write to the MR register + pSPI->SPI_MR = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_CfgPCS +//* \brief Switch to the correct PCS of SPI Mode Register : Fixed Peripheral Selected +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_CfgPCS ( + AT91PS_SPI pSPI, // pointer to a SPI controller + char PCS_Device) // PCS of the Device +{ + //* Write to the MR register + pSPI->SPI_MR &= 0xFFF0FFFF; + pSPI->SPI_MR |= ( (PCS_Device<<16) & AT91C_SPI_PCS ); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_ReceiveFrame +//* \brief Return 2 if PDC has been initialized with Buffer and Next Buffer, 1 if PDC has been initializaed with Next Buffer, 0 if PDC is busy +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SPI_ReceiveFrame ( + AT91PS_SPI pSPI, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + return AT91F_PDC_ReceiveFrame( + (AT91PS_PDC) &(pSPI->SPI_RPR), + pBuffer, + szBuffer, + pNextBuffer, + szNextBuffer); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_SendFrame +//* \brief Return 2 if PDC has been initialized with Buffer and Next Buffer, 1 if PDC has been initializaed with Next Buffer, 0 if PDC is bSPIy +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SPI_SendFrame( + AT91PS_SPI pSPI, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + return AT91F_PDC_SendFrame( + (AT91PS_PDC) &(pSPI->SPI_RPR), + pBuffer, + szBuffer, + pNextBuffer, + szNextBuffer); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_Close +//* \brief Close SPI: disable IT disable transfert, close PDC +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_Close ( + AT91PS_SPI pSPI) // \arg pointer to a SPI controller +{ + //* Reset all the Chip Select register + pSPI->SPI_CSR[0] = 0 ; + pSPI->SPI_CSR[1] = 0 ; + pSPI->SPI_CSR[2] = 0 ; + pSPI->SPI_CSR[3] = 0 ; + + //* Reset the SPI mode + pSPI->SPI_MR = 0 ; + + //* Disable all interrupts + pSPI->SPI_IDR = 0xFFFFFFFF ; + + //* Abort the Peripheral Data Transfers + AT91F_PDC_Close((AT91PS_PDC) &(pSPI->SPI_RPR)); + + //* Disable receiver and transmitter and stop any activity immediately + pSPI->SPI_CR = AT91C_SPI_SPIDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_PutChar +//* \brief Send a character,does not check if ready to send +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_PutChar ( + AT91PS_SPI pSPI, + unsigned int character, + unsigned int cs_number ) +{ + unsigned int value_for_cs; + value_for_cs = (~(1 << cs_number)) & 0xF; //Place a zero among a 4 ONEs number + pSPI->SPI_TDR = (character & 0xFFFF) | (value_for_cs << 16); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_GetChar +//* \brief Receive a character,does not check if a character is available +//*---------------------------------------------------------------------------- +__inline int AT91F_SPI_GetChar ( + const AT91PS_SPI pSPI) +{ + return((pSPI->SPI_RDR) & 0xFFFF); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_GetInterruptMaskStatus +//* \brief Return SPI Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SPI_GetInterruptMaskStatus( // \return SPI Interrupt Mask Status + AT91PS_SPI pSpi) // \arg pointer to a SPI controller +{ + return pSpi->SPI_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_IsInterruptMasked +//* \brief Test if SPI Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_SPI_IsInterruptMasked( + AT91PS_SPI pSpi, // \arg pointer to a SPI controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_SPI_GetInterruptMaskStatus(pSpi) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR ADC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_EnableIt +//* \brief Enable ADC interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_EnableIt ( + AT91PS_ADC pADC, // pointer to a ADC controller + unsigned int flag) // IT to be enabled +{ + //* Write to the IER register + pADC->ADC_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_DisableIt +//* \brief Disable ADC interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_DisableIt ( + AT91PS_ADC pADC, // pointer to a ADC controller + unsigned int flag) // IT to be disabled +{ + //* Write to the IDR register + pADC->ADC_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetStatus +//* \brief Return ADC Interrupt Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetStatus( // \return ADC Interrupt Status + AT91PS_ADC pADC) // pointer to a ADC controller +{ + return pADC->ADC_SR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetInterruptMaskStatus +//* \brief Return ADC Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetInterruptMaskStatus( // \return ADC Interrupt Mask Status + AT91PS_ADC pADC) // pointer to a ADC controller +{ + return pADC->ADC_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_IsInterruptMasked +//* \brief Test if ADC Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_IsInterruptMasked( + AT91PS_ADC pADC, // \arg pointer to a ADC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_ADC_GetInterruptMaskStatus(pADC) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_IsStatusSet +//* \brief Test if ADC Status is Set +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_IsStatusSet( + AT91PS_ADC pADC, // \arg pointer to a ADC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_ADC_GetStatus(pADC) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_CfgModeReg +//* \brief Configure the Mode Register of the ADC controller +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_CfgModeReg ( + AT91PS_ADC pADC, // pointer to a ADC controller + unsigned int mode) // mode register +{ + //* Write to the MR register + pADC->ADC_MR = mode; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetModeReg +//* \brief Return the Mode Register of the ADC controller value +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetModeReg ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_MR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_CfgTimings +//* \brief Configure the different necessary timings of the ADC controller +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_CfgTimings ( + AT91PS_ADC pADC, // pointer to a ADC controller + unsigned int mck_clock, // in MHz + unsigned int adc_clock, // in MHz + unsigned int startup_time, // in us + unsigned int sample_and_hold_time) // in ns +{ + unsigned int prescal,startup,shtim; + + prescal = mck_clock/(2*adc_clock) - 1; + startup = adc_clock*startup_time/8 - 1; + shtim = adc_clock*sample_and_hold_time/1000 - 1; + + //* Write to the MR register + pADC->ADC_MR = ( (prescal<<8) & AT91C_ADC_PRESCAL) | ( (startup<<16) & AT91C_ADC_STARTUP) | ( (shtim<<24) & AT91C_ADC_SHTIM); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_EnableChannel +//* \brief Return ADC Timer Register Value +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_EnableChannel ( + AT91PS_ADC pADC, // pointer to a ADC controller + unsigned int channel) // mode register +{ + //* Write to the CHER register + pADC->ADC_CHER = channel; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_DisableChannel +//* \brief Return ADC Timer Register Value +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_DisableChannel ( + AT91PS_ADC pADC, // pointer to a ADC controller + unsigned int channel) // mode register +{ + //* Write to the CHDR register + pADC->ADC_CHDR = channel; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetChannelStatus +//* \brief Return ADC Timer Register Value +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetChannelStatus ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CHSR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_StartConversion +//* \brief Software request for a analog to digital conversion +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_StartConversion ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + pADC->ADC_CR = AT91C_ADC_START; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_SoftReset +//* \brief Software reset +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_SoftReset ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + pADC->ADC_CR = AT91C_ADC_SWRST; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetLastConvertedData +//* \brief Return the Last Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetLastConvertedData ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_LCDR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH0 +//* \brief Return the Channel 0 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH0 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR0; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH1 +//* \brief Return the Channel 1 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH1 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR1; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH2 +//* \brief Return the Channel 2 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH2 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR2; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH3 +//* \brief Return the Channel 3 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH3 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR3; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH4 +//* \brief Return the Channel 4 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH4 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR4; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH5 +//* \brief Return the Channel 5 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH5 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR5; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH6 +//* \brief Return the Channel 6 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH6 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR6; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_GetConvertedDataCH7 +//* \brief Return the Channel 7 Converted Data +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_ADC_GetConvertedDataCH7 ( + AT91PS_ADC pADC // pointer to a ADC controller + ) +{ + return pADC->ADC_CDR7; +} + +/* ***************************************************************************** + SOFTWARE API FOR SSC + ***************************************************************************** */ +//* Define the standard I2S mode configuration + +//* Configuration to set in the SSC Transmit Clock Mode Register +//* Parameters : nb_bit_by_slot : 8, 16 or 32 bits +//* nb_slot_by_frame : number of channels +#define AT91C_I2S_ASY_MASTER_TX_SETTING(nb_bit_by_slot, nb_slot_by_frame)( +\ + AT91C_SSC_CKS_DIV +\ + AT91C_SSC_CKO_CONTINOUS +\ + AT91C_SSC_CKG_NONE +\ + AT91C_SSC_START_FALL_RF +\ + AT91C_SSC_STTOUT +\ + ((1<<16) & AT91C_SSC_STTDLY) +\ + ((((nb_bit_by_slot*nb_slot_by_frame)/2)-1) <<24)) + + +//* Configuration to set in the SSC Transmit Frame Mode Register +//* Parameters : nb_bit_by_slot : 8, 16 or 32 bits +//* nb_slot_by_frame : number of channels +#define AT91C_I2S_ASY_TX_FRAME_SETTING(nb_bit_by_slot, nb_slot_by_frame)( +\ + (nb_bit_by_slot-1) +\ + AT91C_SSC_MSBF +\ + (((nb_slot_by_frame-1)<<8) & AT91C_SSC_DATNB) +\ + (((nb_bit_by_slot-1)<<16) & AT91C_SSC_FSLEN) +\ + AT91C_SSC_FSOS_NEGATIVE) + + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_SetBaudrate +//* \brief Set the baudrate according to the CPU clock +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_SetBaudrate ( + AT91PS_SSC pSSC, // \arg pointer to a SSC controller + unsigned int mainClock, // \arg peripheral clock + unsigned int speed) // \arg SSC baudrate +{ + unsigned int baud_value; + //* Define the baud rate divisor register + if (speed == 0) + baud_value = 0; + else + { + baud_value = (unsigned int) (mainClock * 10)/(2*speed); + if ((baud_value % 10) >= 5) + baud_value = (baud_value / 10) + 1; + else + baud_value /= 10; + } + + pSSC->SSC_CMR = baud_value; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_Configure +//* \brief Configure SSC +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_Configure ( + AT91PS_SSC pSSC, // \arg pointer to a SSC controller + unsigned int syst_clock, // \arg System Clock Frequency + unsigned int baud_rate, // \arg Expected Baud Rate Frequency + unsigned int clock_rx, // \arg Receiver Clock Parameters + unsigned int mode_rx, // \arg mode Register to be programmed + unsigned int clock_tx, // \arg Transmitter Clock Parameters + unsigned int mode_tx) // \arg mode Register to be programmed +{ + //* Disable interrupts + pSSC->SSC_IDR = (unsigned int) -1; + + //* Reset receiver and transmitter + pSSC->SSC_CR = AT91C_SSC_SWRST | AT91C_SSC_RXDIS | AT91C_SSC_TXDIS ; + + //* Define the Clock Mode Register + AT91F_SSC_SetBaudrate(pSSC, syst_clock, baud_rate); + + //* Write the Receive Clock Mode Register + pSSC->SSC_RCMR = clock_rx; + + //* Write the Transmit Clock Mode Register + pSSC->SSC_TCMR = clock_tx; + + //* Write the Receive Frame Mode Register + pSSC->SSC_RFMR = mode_rx; + + //* Write the Transmit Frame Mode Register + pSSC->SSC_TFMR = mode_tx; + + //* Clear Transmit and Receive Counters + AT91F_PDC_Open((AT91PS_PDC) &(pSSC->SSC_RPR)); + + +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_EnableRx +//* \brief Enable receiving datas +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_EnableRx ( + AT91PS_SSC pSSC) // \arg pointer to a SSC controller +{ + //* Enable receiver + pSSC->SSC_CR = AT91C_SSC_RXEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_DisableRx +//* \brief Disable receiving datas +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_DisableRx ( + AT91PS_SSC pSSC) // \arg pointer to a SSC controller +{ + //* Disable receiver + pSSC->SSC_CR = AT91C_SSC_RXDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_EnableTx +//* \brief Enable sending datas +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_EnableTx ( + AT91PS_SSC pSSC) // \arg pointer to a SSC controller +{ + //* Enable transmitter + pSSC->SSC_CR = AT91C_SSC_TXEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_DisableTx +//* \brief Disable sending datas +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_DisableTx ( + AT91PS_SSC pSSC) // \arg pointer to a SSC controller +{ + //* Disable transmitter + pSSC->SSC_CR = AT91C_SSC_TXDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_EnableIt +//* \brief Enable SSC IT +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_EnableIt ( + AT91PS_SSC pSSC, // \arg pointer to a SSC controller + unsigned int flag) // \arg IT to be enabled +{ + //* Write to the IER register + pSSC->SSC_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_DisableIt +//* \brief Disable SSC IT +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_DisableIt ( + AT91PS_SSC pSSC, // \arg pointer to a SSC controller + unsigned int flag) // \arg IT to be disabled +{ + //* Write to the IDR register + pSSC->SSC_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_ReceiveFrame +//* \brief Return 2 if PDC has been initialized with Buffer and Next Buffer, 1 if PDC has been initialized with Next Buffer, 0 if PDC is busy +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SSC_ReceiveFrame ( + AT91PS_SSC pSSC, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + return AT91F_PDC_ReceiveFrame( + (AT91PS_PDC) &(pSSC->SSC_RPR), + pBuffer, + szBuffer, + pNextBuffer, + szNextBuffer); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_SendFrame +//* \brief Return 2 if PDC has been initialized with Buffer and Next Buffer, 1 if PDC has been initialized with Next Buffer, 0 if PDC is busy +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SSC_SendFrame( + AT91PS_SSC pSSC, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + return AT91F_PDC_SendFrame( + (AT91PS_PDC) &(pSSC->SSC_RPR), + pBuffer, + szBuffer, + pNextBuffer, + szNextBuffer); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_GetInterruptMaskStatus +//* \brief Return SSC Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_SSC_GetInterruptMaskStatus( // \return SSC Interrupt Mask Status + AT91PS_SSC pSsc) // \arg pointer to a SSC controller +{ + return pSsc->SSC_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_IsInterruptMasked +//* \brief Test if SSC Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_SSC_IsInterruptMasked( + AT91PS_SSC pSsc, // \arg pointer to a SSC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_SSC_GetInterruptMaskStatus(pSsc) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR USART + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_Baudrate +//* \brief Calculate the baudrate +//* Standard Asynchronous Mode : 8 bits , 1 stop , no parity +#define AT91C_US_ASYNC_MODE ( AT91C_US_USMODE_NORMAL + \ + AT91C_US_NBSTOP_1_BIT + \ + AT91C_US_PAR_NONE + \ + AT91C_US_CHRL_8_BITS + \ + AT91C_US_CLKS_CLOCK ) + +//* Standard External Asynchronous Mode : 8 bits , 1 stop , no parity +#define AT91C_US_ASYNC_SCK_MODE ( AT91C_US_USMODE_NORMAL + \ + AT91C_US_NBSTOP_1_BIT + \ + AT91C_US_PAR_NONE + \ + AT91C_US_CHRL_8_BITS + \ + AT91C_US_CLKS_EXT ) + +//* Standard Synchronous Mode : 8 bits , 1 stop , no parity +#define AT91C_US_SYNC_MODE ( AT91C_US_SYNC + \ + AT91C_US_USMODE_NORMAL + \ + AT91C_US_NBSTOP_1_BIT + \ + AT91C_US_PAR_NONE + \ + AT91C_US_CHRL_8_BITS + \ + AT91C_US_CLKS_CLOCK ) + +//* SCK used Label +#define AT91C_US_SCK_USED (AT91C_US_CKLO | AT91C_US_CLKS_EXT) + +//* Standard ISO T=0 Mode : 8 bits , 1 stop , parity +#define AT91C_US_ISO_READER_MODE ( AT91C_US_USMODE_ISO7816_0 + \ + AT91C_US_CLKS_CLOCK +\ + AT91C_US_NBSTOP_1_BIT + \ + AT91C_US_PAR_EVEN + \ + AT91C_US_CHRL_8_BITS + \ + AT91C_US_CKLO +\ + AT91C_US_OVER) + +//* Standard IRDA mode +#define AT91C_US_ASYNC_IRDA_MODE ( AT91C_US_USMODE_IRDA + \ + AT91C_US_NBSTOP_1_BIT + \ + AT91C_US_PAR_NONE + \ + AT91C_US_CHRL_8_BITS + \ + AT91C_US_CLKS_CLOCK ) + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_Baudrate +//* \brief Caluculate baud_value according to the main clock and the baud rate +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_US_Baudrate ( + const unsigned int main_clock, // \arg peripheral clock + const unsigned int baud_rate) // \arg UART baudrate +{ + unsigned int baud_value = ((main_clock*10)/(baud_rate * 16)); + if ((baud_value % 10) >= 5) + baud_value = (baud_value / 10) + 1; + else + baud_value /= 10; + return baud_value; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_SetBaudrate +//* \brief Set the baudrate according to the CPU clock +//*---------------------------------------------------------------------------- +__inline void AT91F_US_SetBaudrate ( + AT91PS_USART pUSART, // \arg pointer to a USART controller + unsigned int mainClock, // \arg peripheral clock + unsigned int speed) // \arg UART baudrate +{ + //* Define the baud rate divisor register + pUSART->US_BRGR = AT91F_US_Baudrate(mainClock, speed); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_SetTimeguard +//* \brief Set USART timeguard +//*---------------------------------------------------------------------------- +__inline void AT91F_US_SetTimeguard ( + AT91PS_USART pUSART, // \arg pointer to a USART controller + unsigned int timeguard) // \arg timeguard value +{ + //* Write the Timeguard Register + pUSART->US_TTGR = timeguard ; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_EnableIt +//* \brief Enable USART IT +//*---------------------------------------------------------------------------- +__inline void AT91F_US_EnableIt ( + AT91PS_USART pUSART, // \arg pointer to a USART controller + unsigned int flag) // \arg IT to be enabled +{ + //* Write to the IER register + pUSART->US_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_DisableIt +//* \brief Disable USART IT +//*---------------------------------------------------------------------------- +__inline void AT91F_US_DisableIt ( + AT91PS_USART pUSART, // \arg pointer to a USART controller + unsigned int flag) // \arg IT to be disabled +{ + //* Write to the IER register + pUSART->US_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_Configure +//* \brief Configure USART +//*---------------------------------------------------------------------------- +__inline void AT91F_US_Configure ( + AT91PS_USART pUSART, // \arg pointer to a USART controller + unsigned int mainClock, // \arg peripheral clock + unsigned int mode , // \arg mode Register to be programmed + unsigned int baudRate , // \arg baudrate to be programmed + unsigned int timeguard ) // \arg timeguard to be programmed +{ + //* Disable interrupts + pUSART->US_IDR = (unsigned int) -1; + + //* Reset receiver and transmitter + pUSART->US_CR = AT91C_US_RSTRX | AT91C_US_RSTTX | AT91C_US_RXDIS | AT91C_US_TXDIS ; + + //* Define the baud rate divisor register + AT91F_US_SetBaudrate(pUSART, mainClock, baudRate); + + //* Write the Timeguard Register + AT91F_US_SetTimeguard(pUSART, timeguard); + + //* Clear Transmit and Receive Counters + AT91F_PDC_Open((AT91PS_PDC) &(pUSART->US_RPR)); + + //* Define the USART mode + pUSART->US_MR = mode ; + +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_EnableRx +//* \brief Enable receiving characters +//*---------------------------------------------------------------------------- +__inline void AT91F_US_EnableRx ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Enable receiver + pUSART->US_CR = AT91C_US_RXEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_EnableTx +//* \brief Enable sending characters +//*---------------------------------------------------------------------------- +__inline void AT91F_US_EnableTx ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Enable transmitter + pUSART->US_CR = AT91C_US_TXEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_ResetRx +//* \brief Reset Receiver and re-enable it +//*---------------------------------------------------------------------------- +__inline void AT91F_US_ResetRx ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Reset receiver + pUSART->US_CR = AT91C_US_RSTRX; + //* Re-Enable receiver + pUSART->US_CR = AT91C_US_RXEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_ResetTx +//* \brief Reset Transmitter and re-enable it +//*---------------------------------------------------------------------------- +__inline void AT91F_US_ResetTx ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Reset transmitter + pUSART->US_CR = AT91C_US_RSTTX; + //* Enable transmitter + pUSART->US_CR = AT91C_US_TXEN; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_DisableRx +//* \brief Disable Receiver +//*---------------------------------------------------------------------------- +__inline void AT91F_US_DisableRx ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Disable receiver + pUSART->US_CR = AT91C_US_RXDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_DisableTx +//* \brief Disable Transmitter +//*---------------------------------------------------------------------------- +__inline void AT91F_US_DisableTx ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Disable transmitter + pUSART->US_CR = AT91C_US_TXDIS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_Close +//* \brief Close USART: disable IT disable receiver and transmitter, close PDC +//*---------------------------------------------------------------------------- +__inline void AT91F_US_Close ( + AT91PS_USART pUSART) // \arg pointer to a USART controller +{ + //* Reset the baud rate divisor register + pUSART->US_BRGR = 0 ; + + //* Reset the USART mode + pUSART->US_MR = 0 ; + + //* Reset the Timeguard Register + pUSART->US_TTGR = 0; + + //* Disable all interrupts + pUSART->US_IDR = 0xFFFFFFFF ; + + //* Abort the Peripheral Data Transfers + AT91F_PDC_Close((AT91PS_PDC) &(pUSART->US_RPR)); + + //* Disable receiver and transmitter and stop any activity immediately + pUSART->US_CR = AT91C_US_TXDIS | AT91C_US_RXDIS | AT91C_US_RSTTX | AT91C_US_RSTRX ; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_TxReady +//* \brief Return 1 if a character can be written in US_THR +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_US_TxReady ( + AT91PS_USART pUSART ) // \arg pointer to a USART controller +{ + return (pUSART->US_CSR & AT91C_US_TXRDY); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_RxReady +//* \brief Return 1 if a character can be read in US_RHR +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_US_RxReady ( + AT91PS_USART pUSART ) // \arg pointer to a USART controller +{ + return (pUSART->US_CSR & AT91C_US_RXRDY); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_Error +//* \brief Return the error flag +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_US_Error ( + AT91PS_USART pUSART ) // \arg pointer to a USART controller +{ + return (pUSART->US_CSR & + (AT91C_US_OVRE | // Overrun error + AT91C_US_FRAME | // Framing error + AT91C_US_PARE)); // Parity error +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_PutChar +//* \brief Send a character,does not check if ready to send +//*---------------------------------------------------------------------------- +__inline void AT91F_US_PutChar ( + AT91PS_USART pUSART, + int character ) +{ + pUSART->US_THR = (character & 0x1FF); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_GetChar +//* \brief Receive a character,does not check if a character is available +//*---------------------------------------------------------------------------- +__inline int AT91F_US_GetChar ( + const AT91PS_USART pUSART) +{ + return((pUSART->US_RHR) & 0x1FF); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_SendFrame +//* \brief Return 2 if PDC has been initialized with Buffer and Next Buffer, 1 if PDC has been initializaed with Next Buffer, 0 if PDC is busy +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_US_SendFrame( + AT91PS_USART pUSART, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + return AT91F_PDC_SendFrame( + (AT91PS_PDC) &(pUSART->US_RPR), + pBuffer, + szBuffer, + pNextBuffer, + szNextBuffer); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_ReceiveFrame +//* \brief Return 2 if PDC has been initialized with Buffer and Next Buffer, 1 if PDC has been initializaed with Next Buffer, 0 if PDC is busy +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_US_ReceiveFrame ( + AT91PS_USART pUSART, + char *pBuffer, + unsigned int szBuffer, + char *pNextBuffer, + unsigned int szNextBuffer ) +{ + return AT91F_PDC_ReceiveFrame( + (AT91PS_PDC) &(pUSART->US_RPR), + pBuffer, + szBuffer, + pNextBuffer, + szNextBuffer); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US_SetIrdaFilter +//* \brief Set the value of IrDa filter tregister +//*---------------------------------------------------------------------------- +__inline void AT91F_US_SetIrdaFilter ( + AT91PS_USART pUSART, + unsigned char value +) +{ + pUSART->US_IF = value; +} + +/* ***************************************************************************** + SOFTWARE API FOR TWI + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_EnableIt +//* \brief Enable TWI IT +//*---------------------------------------------------------------------------- +__inline void AT91F_TWI_EnableIt ( + AT91PS_TWI pTWI, // \arg pointer to a TWI controller + unsigned int flag) // \arg IT to be enabled +{ + //* Write to the IER register + pTWI->TWI_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_DisableIt +//* \brief Disable TWI IT +//*---------------------------------------------------------------------------- +__inline void AT91F_TWI_DisableIt ( + AT91PS_TWI pTWI, // \arg pointer to a TWI controller + unsigned int flag) // \arg IT to be disabled +{ + //* Write to the IDR register + pTWI->TWI_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_Configure +//* \brief Configure TWI in master mode +//*---------------------------------------------------------------------------- +__inline void AT91F_TWI_Configure ( AT91PS_TWI pTWI ) // \arg pointer to a TWI controller +{ + //* Disable interrupts + pTWI->TWI_IDR = (unsigned int) -1; + + //* Reset peripheral + pTWI->TWI_CR = AT91C_TWI_SWRST; + + //* Set Master mode + pTWI->TWI_CR = AT91C_TWI_MSEN; + +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_GetInterruptMaskStatus +//* \brief Return TWI Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_TWI_GetInterruptMaskStatus( // \return TWI Interrupt Mask Status + AT91PS_TWI pTwi) // \arg pointer to a TWI controller +{ + return pTwi->TWI_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_IsInterruptMasked +//* \brief Test if TWI Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_TWI_IsInterruptMasked( + AT91PS_TWI pTwi, // \arg pointer to a TWI controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_TWI_GetInterruptMaskStatus(pTwi) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR TC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC_InterruptEnable +//* \brief Enable TC Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_TC_InterruptEnable( + AT91PS_TC pTc, // \arg pointer to a TC controller + unsigned int flag) // \arg TC interrupt to be enabled +{ + pTc->TC_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC_InterruptDisable +//* \brief Disable TC Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_TC_InterruptDisable( + AT91PS_TC pTc, // \arg pointer to a TC controller + unsigned int flag) // \arg TC interrupt to be disabled +{ + pTc->TC_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC_GetInterruptMaskStatus +//* \brief Return TC Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_TC_GetInterruptMaskStatus( // \return TC Interrupt Mask Status + AT91PS_TC pTc) // \arg pointer to a TC controller +{ + return pTc->TC_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC_IsInterruptMasked +//* \brief Test if TC Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_TC_IsInterruptMasked( + AT91PS_TC pTc, // \arg pointer to a TC controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_TC_GetInterruptMaskStatus(pTc) & flag); +} + +/* ***************************************************************************** + SOFTWARE API FOR PWMC + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_GetStatus +//* \brief Return PWM Interrupt Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PWMC_GetStatus( // \return PWM Interrupt Status + AT91PS_PWMC pPWM) // pointer to a PWM controller +{ + return pPWM->PWMC_SR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_InterruptEnable +//* \brief Enable PWM Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_InterruptEnable( + AT91PS_PWMC pPwm, // \arg pointer to a PWM controller + unsigned int flag) // \arg PWM interrupt to be enabled +{ + pPwm->PWMC_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_InterruptDisable +//* \brief Disable PWM Interrupt +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_InterruptDisable( + AT91PS_PWMC pPwm, // \arg pointer to a PWM controller + unsigned int flag) // \arg PWM interrupt to be disabled +{ + pPwm->PWMC_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_GetInterruptMaskStatus +//* \brief Return PWM Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PWMC_GetInterruptMaskStatus( // \return PWM Interrupt Mask Status + AT91PS_PWMC pPwm) // \arg pointer to a PWM controller +{ + return pPwm->PWMC_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_IsInterruptMasked +//* \brief Test if PWM Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PWMC_IsInterruptMasked( + AT91PS_PWMC pPWM, // \arg pointer to a PWM controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PWMC_GetInterruptMaskStatus(pPWM) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_IsStatusSet +//* \brief Test if PWM Interrupt is Set +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_PWMC_IsStatusSet( + AT91PS_PWMC pPWM, // \arg pointer to a PWM controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_PWMC_GetStatus(pPWM) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_CfgChannel +//* \brief Test if PWM Interrupt is Set +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_CfgChannel( + AT91PS_PWMC pPWM, // \arg pointer to a PWM controller + unsigned int channelId, // \arg PWM channel ID + unsigned int mode, // \arg PWM mode + unsigned int period, // \arg PWM period + unsigned int duty) // \arg PWM duty cycle +{ + pPWM->PWMC_CH[channelId].PWMC_CMR = mode; + pPWM->PWMC_CH[channelId].PWMC_CDTYR = duty; + pPWM->PWMC_CH[channelId].PWMC_CPRDR = period; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_StartChannel +//* \brief Enable channel +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_StartChannel( + AT91PS_PWMC pPWM, // \arg pointer to a PWM controller + unsigned int flag) // \arg Channels IDs to be enabled +{ + pPWM->PWMC_ENA = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_StopChannel +//* \brief Disable channel +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_StopChannel( + AT91PS_PWMC pPWM, // \arg pointer to a PWM controller + unsigned int flag) // \arg Channels IDs to be enabled +{ + pPWM->PWMC_DIS = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWM_UpdateChannel +//* \brief Update Period or Duty Cycle +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_UpdateChannel( + AT91PS_PWMC pPWM, // \arg pointer to a PWM controller + unsigned int channelId, // \arg PWM channel ID + unsigned int update) // \arg Channels IDs to be enabled +{ + pPWM->PWMC_CH[channelId].PWMC_CUPDR = update; +} + +/* ***************************************************************************** + SOFTWARE API FOR UDP + ***************************************************************************** */ +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EnableIt +//* \brief Enable UDP IT +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EnableIt ( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned int flag) // \arg IT to be enabled +{ + //* Write to the IER register + pUDP->UDP_IER = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_DisableIt +//* \brief Disable UDP IT +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_DisableIt ( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned int flag) // \arg IT to be disabled +{ + //* Write to the IDR register + pUDP->UDP_IDR = flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_SetAddress +//* \brief Set UDP functional address +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_SetAddress ( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char address) // \arg new UDP address +{ + pUDP->UDP_FADDR = (AT91C_UDP_FEN | address); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EnableEp +//* \brief Enable Endpoint +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EnableEp ( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint) // \arg endpoint number +{ + pUDP->UDP_CSR[endpoint] |= AT91C_UDP_EPEDS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_DisableEp +//* \brief Enable Endpoint +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_DisableEp ( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint) // \arg endpoint number +{ + pUDP->UDP_CSR[endpoint] &= ~AT91C_UDP_EPEDS; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_SetState +//* \brief Set UDP Device state +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_SetState ( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned int flag) // \arg new UDP address +{ + pUDP->UDP_GLBSTATE &= ~(AT91C_UDP_FADDEN | AT91C_UDP_CONFG); + pUDP->UDP_GLBSTATE |= flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_GetState +//* \brief return UDP Device state +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_UDP_GetState ( // \return the UDP device state + AT91PS_UDP pUDP) // \arg pointer to a UDP controller +{ + return (pUDP->UDP_GLBSTATE & (AT91C_UDP_FADDEN | AT91C_UDP_CONFG)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_ResetEp +//* \brief Reset UDP endpoint +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_ResetEp ( // \return the UDP device state + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned int flag) // \arg Endpoints to be reset +{ + pUDP->UDP_RSTEP = flag; + pUDP->UDP_RSTEP = 0; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpStall +//* \brief Endpoint will STALL requests +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EpStall( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint) // \arg endpoint number +{ + pUDP->UDP_CSR[endpoint] |= AT91C_UDP_FORCESTALL; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpWrite +//* \brief Write value in the DPR +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EpWrite( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint, // \arg endpoint number + unsigned char value) // \arg value to be written in the DPR +{ + pUDP->UDP_FDR[endpoint] = value; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpRead +//* \brief Return value from the DPR +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_UDP_EpRead( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint) // \arg endpoint number +{ + return pUDP->UDP_FDR[endpoint]; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpEndOfWr +//* \brief Notify the UDP that values in DPR are ready to be sent +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EpEndOfWr( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint) // \arg endpoint number +{ + pUDP->UDP_CSR[endpoint] |= AT91C_UDP_TXPKTRDY; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpClear +//* \brief Clear flag in the endpoint CSR register +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EpClear( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint, // \arg endpoint number + unsigned int flag) // \arg flag to be cleared +{ + pUDP->UDP_CSR[endpoint] &= ~(flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpSet +//* \brief Set flag in the endpoint CSR register +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_EpSet( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint, // \arg endpoint number + unsigned int flag) // \arg flag to be cleared +{ + pUDP->UDP_CSR[endpoint] |= flag; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_EpStatus +//* \brief Return the endpoint CSR register +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_UDP_EpStatus( + AT91PS_UDP pUDP, // \arg pointer to a UDP controller + unsigned char endpoint) // \arg endpoint number +{ + return pUDP->UDP_CSR[endpoint]; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_GetInterruptMaskStatus +//* \brief Return UDP Interrupt Mask Status +//*---------------------------------------------------------------------------- +__inline unsigned int AT91F_UDP_GetInterruptMaskStatus( // \return UDP Interrupt Mask Status + AT91PS_UDP pUdp) // \arg pointer to a UDP controller +{ + return pUdp->UDP_IMR; +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_IsInterruptMasked +//* \brief Test if UDP Interrupt is Masked +//*---------------------------------------------------------------------------- +__inline int AT91F_UDP_IsInterruptMasked( + AT91PS_UDP pUdp, // \arg pointer to a UDP controller + unsigned int flag) // \arg flag to be tested +{ + return (AT91F_UDP_GetInterruptMaskStatus(pUdp) & flag); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_DBGU_CfgPMC +//* \brief Enable Peripheral clock in PMC for DBGU +//*---------------------------------------------------------------------------- +__inline void AT91F_DBGU_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_DBGU_CfgPIO +//* \brief Configure PIO controllers to drive DBGU signals +//*---------------------------------------------------------------------------- +__inline void AT91F_DBGU_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA9_DRXD ) | + ((unsigned int) AT91C_PA10_DTXD ), // Peripheral A + 0); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_CfgPMC +//* \brief Enable Peripheral clock in PMC for PMC +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PMC_CfgPIO +//* \brief Configure PIO controllers to drive PMC signals +//*---------------------------------------------------------------------------- +__inline void AT91F_PMC_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + 0, // Peripheral A + ((unsigned int) AT91C_PA6_PCK0 ) | + ((unsigned int) AT91C_PA18_PCK2 ) | + ((unsigned int) AT91C_PA31_PCK2 ) | + ((unsigned int) AT91C_PA21_PCK1 ) | + ((unsigned int) AT91C_PA17_PCK1 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_VREG_CfgPMC +//* \brief Enable Peripheral clock in PMC for VREG +//*---------------------------------------------------------------------------- +__inline void AT91F_VREG_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_RSTC_CfgPMC +//* \brief Enable Peripheral clock in PMC for RSTC +//*---------------------------------------------------------------------------- +__inline void AT91F_RSTC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_CfgPMC +//* \brief Enable Peripheral clock in PMC for SSC +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SSC)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SSC_CfgPIO +//* \brief Configure PIO controllers to drive SSC signals +//*---------------------------------------------------------------------------- +__inline void AT91F_SSC_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA19_RK ) | + ((unsigned int) AT91C_PA16_TK ) | + ((unsigned int) AT91C_PA15_TF ) | + ((unsigned int) AT91C_PA18_RD ) | + ((unsigned int) AT91C_PA20_RF ) | + ((unsigned int) AT91C_PA17_TD ), // Peripheral A + 0); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_WDTC_CfgPMC +//* \brief Enable Peripheral clock in PMC for WDTC +//*---------------------------------------------------------------------------- +__inline void AT91F_WDTC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US1_CfgPMC +//* \brief Enable Peripheral clock in PMC for US1 +//*---------------------------------------------------------------------------- +__inline void AT91F_US1_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_US1)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US1_CfgPIO +//* \brief Configure PIO controllers to drive US1 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_US1_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA29_RI1 ) | + ((unsigned int) AT91C_PA26_DCD1 ) | + ((unsigned int) AT91C_PA28_DSR1 ) | + ((unsigned int) AT91C_PA27_DTR1 ) | + ((unsigned int) AT91C_PA23_SCK1 ) | + ((unsigned int) AT91C_PA24_RTS1 ) | + ((unsigned int) AT91C_PA22_TXD1 ) | + ((unsigned int) AT91C_PA21_RXD1 ) | + ((unsigned int) AT91C_PA25_CTS1 ), // Peripheral A + 0); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US0_CfgPMC +//* \brief Enable Peripheral clock in PMC for US0 +//*---------------------------------------------------------------------------- +__inline void AT91F_US0_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_US0)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_US0_CfgPIO +//* \brief Configure PIO controllers to drive US0 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_US0_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA5_RXD0 ) | + ((unsigned int) AT91C_PA8_CTS0 ) | + ((unsigned int) AT91C_PA7_RTS0 ) | + ((unsigned int) AT91C_PA6_TXD0 ), // Peripheral A + ((unsigned int) AT91C_PA2_SCK0 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_CfgPMC +//* \brief Enable Peripheral clock in PMC for SPI +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SPI)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_SPI_CfgPIO +//* \brief Configure PIO controllers to drive SPI signals +//*---------------------------------------------------------------------------- +__inline void AT91F_SPI_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA13_MOSI ) | + ((unsigned int) AT91C_PA31_NPCS1 ) | + ((unsigned int) AT91C_PA14_SPCK ) | + ((unsigned int) AT91C_PA11_NPCS0 ) | + ((unsigned int) AT91C_PA12_MISO ), // Peripheral A + ((unsigned int) AT91C_PA9_NPCS1 ) | + ((unsigned int) AT91C_PA22_NPCS3 ) | + ((unsigned int) AT91C_PA3_NPCS3 ) | + ((unsigned int) AT91C_PA5_NPCS3 ) | + ((unsigned int) AT91C_PA10_NPCS2 ) | + ((unsigned int) AT91C_PA30_NPCS2 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PITC_CfgPMC +//* \brief Enable Peripheral clock in PMC for PITC +//*---------------------------------------------------------------------------- +__inline void AT91F_PITC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_CfgPMC +//* \brief Enable Peripheral clock in PMC for AIC +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_FIQ) | + ((unsigned int) 1 << AT91C_ID_IRQ0) | + ((unsigned int) 1 << AT91C_ID_IRQ1)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_AIC_CfgPIO +//* \brief Configure PIO controllers to drive AIC signals +//*---------------------------------------------------------------------------- +__inline void AT91F_AIC_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA30_IRQ1 ), // Peripheral A + ((unsigned int) AT91C_PA20_IRQ0 ) | + ((unsigned int) AT91C_PA19_FIQ )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_CfgPMC +//* \brief Enable Peripheral clock in PMC for TWI +//*---------------------------------------------------------------------------- +__inline void AT91F_TWI_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_TWI)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TWI_CfgPIO +//* \brief Configure PIO controllers to drive TWI signals +//*---------------------------------------------------------------------------- +__inline void AT91F_TWI_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA4_TWCK ) | + ((unsigned int) AT91C_PA3_TWD ), // Peripheral A + 0); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWMC_CH3_CfgPIO +//* \brief Configure PIO controllers to drive PWMC_CH3 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_CH3_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + 0, // Peripheral A + ((unsigned int) AT91C_PA7_PWM3 ) | + ((unsigned int) AT91C_PA14_PWM3 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWMC_CH2_CfgPIO +//* \brief Configure PIO controllers to drive PWMC_CH2 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_CH2_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA2_PWM2 ), // Peripheral A + ((unsigned int) AT91C_PA13_PWM2 ) | + ((unsigned int) AT91C_PA25_PWM2 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWMC_CH1_CfgPIO +//* \brief Configure PIO controllers to drive PWMC_CH1 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_CH1_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA1_PWM1 ), // Peripheral A + ((unsigned int) AT91C_PA24_PWM1 ) | + ((unsigned int) AT91C_PA12_PWM1 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWMC_CH0_CfgPIO +//* \brief Configure PIO controllers to drive PWMC_CH0 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_CH0_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + ((unsigned int) AT91C_PA0_PWM0 ), // Peripheral A + ((unsigned int) AT91C_PA23_PWM0 ) | + ((unsigned int) AT91C_PA11_PWM0 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_CfgPMC +//* \brief Enable Peripheral clock in PMC for ADC +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_ADC)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_ADC_CfgPIO +//* \brief Configure PIO controllers to drive ADC signals +//*---------------------------------------------------------------------------- +__inline void AT91F_ADC_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + 0, // Peripheral A + ((unsigned int) AT91C_PA8_ADTRG )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_RTTC_CfgPMC +//* \brief Enable Peripheral clock in PMC for RTTC +//*---------------------------------------------------------------------------- +__inline void AT91F_RTTC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_UDP_CfgPMC +//* \brief Enable Peripheral clock in PMC for UDP +//*---------------------------------------------------------------------------- +__inline void AT91F_UDP_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_UDP)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC0_CfgPMC +//* \brief Enable Peripheral clock in PMC for TC0 +//*---------------------------------------------------------------------------- +__inline void AT91F_TC0_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_TC0)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC0_CfgPIO +//* \brief Configure PIO controllers to drive TC0 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_TC0_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + 0, // Peripheral A + ((unsigned int) AT91C_PA0_TIOA0 ) | + ((unsigned int) AT91C_PA4_TCLK0 ) | + ((unsigned int) AT91C_PA1_TIOB0 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC1_CfgPMC +//* \brief Enable Peripheral clock in PMC for TC1 +//*---------------------------------------------------------------------------- +__inline void AT91F_TC1_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_TC1)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC1_CfgPIO +//* \brief Configure PIO controllers to drive TC1 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_TC1_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + 0, // Peripheral A + ((unsigned int) AT91C_PA15_TIOA1 ) | + ((unsigned int) AT91C_PA28_TCLK1 ) | + ((unsigned int) AT91C_PA16_TIOB1 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC2_CfgPMC +//* \brief Enable Peripheral clock in PMC for TC2 +//*---------------------------------------------------------------------------- +__inline void AT91F_TC2_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_TC2)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_TC2_CfgPIO +//* \brief Configure PIO controllers to drive TC2 signals +//*---------------------------------------------------------------------------- +__inline void AT91F_TC2_CfgPIO (void) +{ + // Configure PIO controllers to periph mode + AT91F_PIO_CfgPeriph( + AT91C_BASE_PIOA, // PIO controller base address + 0, // Peripheral A + ((unsigned int) AT91C_PA27_TIOB2 ) | + ((unsigned int) AT91C_PA26_TIOA2 ) | + ((unsigned int) AT91C_PA29_TCLK2 )); // Peripheral B +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_MC_CfgPMC +//* \brief Enable Peripheral clock in PMC for MC +//*---------------------------------------------------------------------------- +__inline void AT91F_MC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_SYS)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PIOA_CfgPMC +//* \brief Enable Peripheral clock in PMC for PIOA +//*---------------------------------------------------------------------------- +__inline void AT91F_PIOA_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_PIOA)); +} + +//*---------------------------------------------------------------------------- +//* \fn AT91F_PWMC_CfgPMC +//* \brief Enable Peripheral clock in PMC for PWMC +//*---------------------------------------------------------------------------- +__inline void AT91F_PWMC_CfgPMC (void) +{ + AT91F_PMC_EnablePeriphClock( + AT91C_BASE_PMC, // PIO controller base address + ((unsigned int) 1 << AT91C_ID_PWMC)); +} + +#endif // lib_AT91SAM7S64_H -- cgit v1.2.3