From 5a89d4459146edfb073e8ffa299cd9598a98c27c Mon Sep 17 00:00:00 2001 From: Stephen Caudle Date: Mon, 31 Oct 2011 00:24:47 -0400 Subject: Add initial support for STM32F4 --- include/libopencm3/stm32/f4/flash.h | 153 ++++++++++ include/libopencm3/stm32/f4/gpio.h | 278 +++++++++++++++++ include/libopencm3/stm32/f4/memorymap.h | 131 ++++++++ include/libopencm3/stm32/f4/nvic_f4.h | 112 +++++++ include/libopencm3/stm32/f4/pwr.h | 57 ++++ include/libopencm3/stm32/f4/rcc.h | 515 ++++++++++++++++++++++++++++++++ include/libopencm3/stm32/f4/scb.h | 300 +++++++++++++++++++ include/libopencm3/stm32/f4/spi.h | 42 +++ include/libopencm3/stm32/f4/syscfg.h | 46 +++ include/libopencm3/stm32/f4/timer.h | 54 ++++ include/libopencm3/stm32/f4/usart.h | 35 +++ include/libopencm3/stm32/memorymap.h | 4 + include/libopencm3/stm32/nvic.h | 4 + 13 files changed, 1731 insertions(+) create mode 100644 include/libopencm3/stm32/f4/flash.h create mode 100644 include/libopencm3/stm32/f4/gpio.h create mode 100644 include/libopencm3/stm32/f4/memorymap.h create mode 100644 include/libopencm3/stm32/f4/nvic_f4.h create mode 100644 include/libopencm3/stm32/f4/pwr.h create mode 100644 include/libopencm3/stm32/f4/rcc.h create mode 100644 include/libopencm3/stm32/f4/scb.h create mode 100644 include/libopencm3/stm32/f4/spi.h create mode 100644 include/libopencm3/stm32/f4/syscfg.h create mode 100644 include/libopencm3/stm32/f4/timer.h create mode 100644 include/libopencm3/stm32/f4/usart.h (limited to 'include/libopencm3') diff --git a/include/libopencm3/stm32/f4/flash.h b/include/libopencm3/stm32/f4/flash.h new file mode 100644 index 0000000..15529ea --- /dev/null +++ b/include/libopencm3/stm32/f4/flash.h @@ -0,0 +1,153 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2010 Thomas Otto + * Copyright (C) 2010 Mark Butler + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +/* + * For details see: + * PM0042 Programming manual: STM32F10xxx Flash programming + * October 2009, Doc ID 13259 Rev 7 + * http://www.st.com/stonline/products/literature/pm/13259.pdf + */ + +#ifndef LIBOPENCM3_FLASH_H +#define LIBOPENCM3_FLASH_H + +#include +#include + +/* --- FLASH registers ----------------------------------------------------- */ + +#define FLASH_ACR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x00) +#define FLASH_KEYR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x04) +#define FLASH_OPTKEYR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x08) +#define FLASH_SR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x0C) +#define FLASH_CR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x10) +#define FLASH_OPTCR MMIO32(FLASH_MEM_INTERFACE_BASE + 0x14) + +/* --- FLASH_ACR values ---------------------------------------------------- */ + +#define FLASH_DCRST (1 << 12) +#define FLASH_ICRST (1 << 11) +#define FLASH_DCE (1 << 10) +#define FLASH_ICE (1 << 9) +#define FLASH_PRFTEN (1 << 8) +#define FLASH_LATENCY_0WS 0x00 +#define FLASH_LATENCY_1WS 0x01 +#define FLASH_LATENCY_2WS 0x02 +#define FLASH_LATENCY_3WS 0x03 +#define FLASH_LATENCY_4WS 0x04 +#define FLASH_LATENCY_5WS 0x05 +#define FLASH_LATENCY_6WS 0x06 +#define FLASH_LATENCY_7WS 0x07 + +/* --- FLASH_SR values ----------------------------------------------------- */ + +#define FLASH_BSY (1 << 16) +#define FLASH_PGSERR (1 << 7) +#define FLASH_PGPERR (1 << 6) +#define FLASH_PGAERR (1 << 5) +#define FLASH_WRPERR (1 << 4) +#define FLASH_OPERR (1 << 1) +#define FLASH_EOP (1 << 0) + +/* --- FLASH_CR values ----------------------------------------------------- */ + +#define FLASH_LOCK (1 << 31) +#define FLASH_ERRIE (1 << 25) +#define FLASH_EOPIE (1 << 24) +#define FLASH_STRT (1 << 16) +#define FLASH_MER (1 << 2) +#define FLASH_SER (1 << 1) +#define FLASH_PG (1 << 0) +#define FLASH_SECTOR_0 (0x00 << 3) +#define FLASH_SECTOR_1 (0x01 << 3) +#define FLASH_SECTOR_2 (0x02 << 3) +#define FLASH_SECTOR_3 (0x03 << 3) +#define FLASH_SECTOR_4 (0x04 << 3) +#define FLASH_SECTOR_5 (0x05 << 3) +#define FLASH_SECTOR_6 (0x06 << 3) +#define FLASH_SECTOR_7 (0x07 << 3) +#define FLASH_SECTOR_8 (0x08 << 3) +#define FLASH_SECTOR_9 (0x09 << 3) +#define FLASH_SECTOR_10 (0x0a << 3) +#define FLASH_SECTOR_11 (0x0b << 3) +#define FLASH_PROGRAM_X8 (0x00 << 8) +#define FLASH_PROGRAM_X16 (0x01 << 8) +#define FLASH_PROGRAM_X32 (0x02 << 8) +#define FLASH_PROGRAM_X64 (0x03 << 8) + +/* --- FLASH_OPTCR values -------------------------------------------------- */ + +/* FLASH_OPTCR[27:16]: nWRP */ +/* FLASH_OBR[15:8]: RDP */ +#define FLASH_NRST_STDBY (1 << 7) +#define FLASH_NRST_STOP (1 << 6) +#define FLASH_WDG_SW (1 << 5) +#define FLASH_OPTSTRT (1 << 1) +#define FLASH_OPTLOCK (1 << 0) +#define FLASH_BOR_LEVEL_3 (0x00 << 2) +#define FLASH_BOR_LEVEL_2 (0x01 << 2) +#define FLASH_BOR_LEVEL_1 (0x02 << 2) +#define FLASH_BOR_OFF (0x03 << 2) + +/* --- FLASH Keys -----------------------------------------------------------*/ + +#define FLASH_KEY1 ((u32)0x45670123) +#define FLASH_KEY2 ((u32)0xcdef89ab) +#define FLASH_OPTKEY1 ((u32)0x08192a3b) +#define FLASH_OPTKEY2 ((u32)0x4c5d6e7f) + +/* --- Function prototypes ------------------------------------------------- */ + +void flash_dcache_enable(void); +void flash_dcache_disable(void); +void flash_icache_enable(void); +void flash_icache_disable(void); +void flash_prefetch_enable(void); +void flash_prefetch_disable(void); +void flash_dcache_reset(void); +void flash_icache_reset(void); +void flash_set_ws(u32 ws); +void flash_unlock(void); +void flash_lock(void); +void flash_clear_pgserr_flag(void); +void flash_clear_pgperr_flag(void); +void flash_clear_pgaerr_flag(void); +void flash_clear_eop_flag(void); +void flash_clear_wrperr_flag(void); +void flash_clear_bsy_flag(void); +void flash_clear_status_flags(void); +void flash_unlock_option_bytes(void); +void flash_lock_option_bytes(void); +void flash_erase_all_sectors(u32 program_size); +void flash_erase_sector(u32 sector, u32 program_size); +void flash_program_double_word(u32 address, u64 data, u32 program_size); +void flash_program_word(u32 address, u32 data, u32 program_size); +void flash_program_half_word(u32 address, u16 data, u32 program_size); +void flash_program_byte(u32 address, u8 data, u32 program_size); +void flash_wait_for_last_operation(void); +void flash_program_option_bytes(u32 data); + +#if 0 +// TODO: Implement support for option bytes +void flash_erase_option_bytes(void); +void flash_program_option_bytes(u32 address, u16 data); +#endif + +#endif diff --git a/include/libopencm3/stm32/f4/gpio.h b/include/libopencm3/stm32/f4/gpio.h new file mode 100644 index 0000000..7832075 --- /dev/null +++ b/include/libopencm3/stm32/f4/gpio.h @@ -0,0 +1,278 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_GPIO_H +#define LIBOPENCM3_GPIO_H + +#include +#include + +/* --- Convenience macros -------------------------------------------------- */ + +/* GPIO port base addresses (for convenience) */ +#define GPIOA GPIO_PORT_A_BASE +#define GPIOB GPIO_PORT_B_BASE +#define GPIOC GPIO_PORT_C_BASE +#define GPIOD GPIO_PORT_D_BASE +#define GPIOE GPIO_PORT_E_BASE +#define GPIOF GPIO_PORT_F_BASE +#define GPIOG GPIO_PORT_G_BASE +#define GPIOH GPIO_PORT_H_BASE +#define GPIOI GPIO_PORT_I_BASE + +/* GPIO number definitions (for convenience) */ +#define GPIO0 (1 << 0) +#define GPIO1 (1 << 1) +#define GPIO2 (1 << 2) +#define GPIO3 (1 << 3) +#define GPIO4 (1 << 4) +#define GPIO5 (1 << 5) +#define GPIO6 (1 << 6) +#define GPIO7 (1 << 7) +#define GPIO8 (1 << 8) +#define GPIO9 (1 << 9) +#define GPIO10 (1 << 10) +#define GPIO11 (1 << 11) +#define GPIO12 (1 << 12) +#define GPIO13 (1 << 13) +#define GPIO14 (1 << 14) +#define GPIO15 (1 << 15) +#define GPIO_ALL 0xffff + +/* --- GPIO registers ------------------------------------------------------ */ + +/* Port mode register (GPIOx_MODER) */ +#define GPIO_MODER(port) MMIO32(port + 0x00) +#define GPIOA_MODER GPIO_MODER(GPIOA) +#define GPIOB_MODER GPIO_MODER(GPIOB) +#define GPIOC_MODER GPIO_MODER(GPIOC) +#define GPIOD_MODER GPIO_MODER(GPIOD) +#define GPIOE_MODER GPIO_MODER(GPIOE) +#define GPIOF_MODER GPIO_MODER(GPIOF) +#define GPIOG_MODER GPIO_MODER(GPIOG) +#define GPIOH_MODER GPIO_MODER(GPIOH) +#define GPIOI_MODER GPIO_MODER(GPIOI) + +/* Port output type register (GPIOx_OTYPER) */ +#define GPIO_OTYPER(port) MMIO32(port + 0x04) +#define GPIOA_OTYPER GPIO_OTYPER(GPIOA) +#define GPIOB_OTYPER GPIO_OTYPER(GPIOB) +#define GPIOC_OTYPER GPIO_OTYPER(GPIOC) +#define GPIOD_OTYPER GPIO_OTYPER(GPIOD) +#define GPIOE_OTYPER GPIO_OTYPER(GPIOE) +#define GPIOF_OTYPER GPIO_OTYPER(GPIOF) +#define GPIOG_OTYPER GPIO_OTYPER(GPIOG) +#define GPIOH_OTYPER GPIO_OTYPER(GPIOH) +#define GPIOI_OTYPER GPIO_OTYPER(GPIOI) + +/* Port output speed register (GPIOx_OSPEEDR) */ +#define GPIO_OSPEEDR(port) MMIO32(port + 0x08) +#define GPIOA_OSPEEDR GPIO_OSPEEDR(GPIOA) +#define GPIOB_OSPEEDR GPIO_OSPEEDR(GPIOB) +#define GPIOC_OSPEEDR GPIO_OSPEEDR(GPIOC) +#define GPIOD_OSPEEDR GPIO_OSPEEDR(GPIOD) +#define GPIOE_OSPEEDR GPIO_OSPEEDR(GPIOE) +#define GPIOF_OSPEEDR GPIO_OSPEEDR(GPIOF) +#define GPIOG_OSPEEDR GPIO_OSPEEDR(GPIOG) +#define GPIOH_OSPEEDR GPIO_OSPEEDR(GPIOH) +#define GPIOI_OSPEEDR GPIO_OSPEEDR(GPIOI) + +/* Port pull-up/pull-down register (GPIOx_PUPDR) */ +#define GPIO_PUPDR(port) MMIO32(port + 0x0c) +#define GPIOA_PUPDR GPIO_PUPDR(GPIOA) +#define GPIOB_PUPDR GPIO_PUPDR(GPIOB) +#define GPIOC_PUPDR GPIO_PUPDR(GPIOC) +#define GPIOD_PUPDR GPIO_PUPDR(GPIOD) +#define GPIOE_PUPDR GPIO_PUPDR(GPIOE) +#define GPIOF_PUPDR GPIO_PUPDR(GPIOF) +#define GPIOG_PUPDR GPIO_PUPDR(GPIOG) +#define GPIOH_PUPDR GPIO_PUPDR(GPIOH) +#define GPIOI_PUPDR GPIO_PUPDR(GPIOI) + +/* Port input data register (GPIOx_IDR) */ +#define GPIO_IDR(port) MMIO32(port + 0x10) +#define GPIOA_IDR GPIO_IDR(GPIOA) +#define GPIOB_IDR GPIO_IDR(GPIOB) +#define GPIOC_IDR GPIO_IDR(GPIOC) +#define GPIOD_IDR GPIO_IDR(GPIOD) +#define GPIOE_IDR GPIO_IDR(GPIOE) +#define GPIOF_IDR GPIO_IDR(GPIOF) +#define GPIOG_IDR GPIO_IDR(GPIOG) +#define GPIOH_IDR GPIO_IDR(GPIOH) +#define GPIOI_IDR GPIO_IDR(GPIOI) + +/* Port output data register (GPIOx_ODR) */ +#define GPIO_ODR(port) MMIO32(port + 0x14) +#define GPIOA_ODR GPIO_ODR(GPIOA) +#define GPIOB_ODR GPIO_ODR(GPIOB) +#define GPIOC_ODR GPIO_ODR(GPIOC) +#define GPIOD_ODR GPIO_ODR(GPIOD) +#define GPIOE_ODR GPIO_ODR(GPIOE) +#define GPIOF_ODR GPIO_ODR(GPIOF) +#define GPIOG_ODR GPIO_ODR(GPIOG) +#define GPIOH_ODR GPIO_ODR(GPIOH) +#define GPIOI_ODR GPIO_ODR(GPIOI) + +/* Port bit set/reset register (GPIOx_BSRR) */ +#define GPIO_BSRR(port) MMIO32(port + 0x18) +#define GPIOA_BSRR GPIO_BSRR(GPIOA) +#define GPIOB_BSRR GPIO_BSRR(GPIOB) +#define GPIOC_BSRR GPIO_BSRR(GPIOC) +#define GPIOD_BSRR GPIO_BSRR(GPIOD) +#define GPIOE_BSRR GPIO_BSRR(GPIOE) +#define GPIOF_BSRR GPIO_BSRR(GPIOF) +#define GPIOG_BSRR GPIO_BSRR(GPIOG) +#define GPIOH_BSRR GPIO_BSRR(GPIOH) +#define GPIOI_BSRR GPIO_BSRR(GPIOI) + +/* Port configuration lock register (GPIOx_LCKR) */ +#define GPIO_LCKR(port) MMIO32(port + 0x1c) +#define GPIOA_LCKR GPIO_LCKR(GPIOA) +#define GPIOB_LCKR GPIO_LCKR(GPIOB) +#define GPIOC_LCKR GPIO_LCKR(GPIOC) +#define GPIOD_LCKR GPIO_LCKR(GPIOD) +#define GPIOE_LCKR GPIO_LCKR(GPIOE) +#define GPIOF_LCKR GPIO_LCKR(GPIOF) +#define GPIOG_LCKR GPIO_LCKR(GPIOG) +#define GPIOH_LCKR GPIO_LCKR(GPIOH) +#define GPIOI_LCKR GPIO_LCKR(GPIOI) + +/* Alternate function low register (GPIOx_AFRL) */ +#define GPIO_AFRL(port) MMIO32(port + 0x20) +#define GPIOA_AFRL GPIO_AFRL(GPIOA) +#define GPIOB_AFRL GPIO_AFRL(GPIOB) +#define GPIOC_AFRL GPIO_AFRL(GPIOC) +#define GPIOD_AFRL GPIO_AFRL(GPIOD) +#define GPIOE_AFRL GPIO_AFRL(GPIOE) +#define GPIOF_AFRL GPIO_AFRL(GPIOF) +#define GPIOG_AFRL GPIO_AFRL(GPIOG) +#define GPIOH_AFRL GPIO_AFRL(GPIOH) +#define GPIOI_AFRL GPIO_AFRL(GPIOI) + +/* Alternate function high register (GPIOx_AFRH) */ +#define GPIO_AFRH(port) MMIO32(port + 0x24) +#define GPIOA_AFRH GPIO_AFRH(GPIOA) +#define GPIOB_AFRH GPIO_AFRH(GPIOB) +#define GPIOC_AFRH GPIO_AFRH(GPIOC) +#define GPIOD_AFRH GPIO_AFRH(GPIOD) +#define GPIOE_AFRH GPIO_AFRH(GPIOE) +#define GPIOF_AFRH GPIO_AFRH(GPIOF) +#define GPIOG_AFRH GPIO_AFRH(GPIOG) +#define GPIOH_AFRH GPIO_AFRH(GPIOH) +#define GPIOI_AFRH GPIO_AFRH(GPIOI) + +/* --- GPIOx_MODER values -------------------------------------------------- */ + +#define GPIO_MODE(n, mode) (mode << (2*(n))) +#define GPIO_MODE_MASK(n) (0x3 << (2*(n))) +#define GPIO_MODE_INPUT 0x0 +#define GPIO_MODE_OUTPUT 0x1 +#define GPIO_MODE_AF 0x2 +#define GPIO_MODE_ANALOG 0x3 + +/* --- GPIOx_OTYPER values ------------------------------------------------- */ + +#define GPIO_OTYPE_PP 0x0 +#define GPIO_OTYPE_OD 0x1 + +/* --- GPIOx_OSPEEDR values ------------------------------------------------ */ + +#define GPIO_OSPEED(n, speed) (speed << (2*(n))) +#define GPIO_OSPEED_MASK(n) (0x3 << (2*(n))) +#define GPIO_OSPEED_2MHZ 0x0 +#define GPIO_OSPEED_25MHZ 0x1 +#define GPIO_OSPEED_50MHZ 0x2 +#define GPIO_OSPEED_100MHZ 0x3 + +/* --- GPIOx_PUPDR values -------------------------------------------------- */ + +#define GPIO_PUPD(n, pupd) (pupd << (2*(n))) +#define GPIO_PUPD_MASK(n) (0x3 << (2*(n))) +#define GPIO_PUPD_NONE 0x0 +#define GPIO_PUPD_PULLUP 0x1 +#define GPIO_PUPD_PULLDOWN 0x2 + +/* --- GPIOx_IDR values ---------------------------------------------------- */ + +/* GPIOx_IDR[15:0]: IDRy[15:0]: Port input data (y = 0..15) */ + +/* --- GPIOx_ODR values ---------------------------------------------------- */ + +/* GPIOx_ODR[15:0]: ODRy[15:0]: Port output data (y = 0..15) */ + +/* --- GPIOx_BSRR values --------------------------------------------------- */ + +/* GPIOx_BSRR[31:16]: BRy: Port x reset bit y (y = 0..15) */ +/* GPIOx_BSRR[15:0]: BSy: Port x set bit y (y = 0..15) */ + +/* --- GPIOx_LCKR values --------------------------------------------------- */ + +#define GPIO_LCKK (1 << 16) +/* GPIOx_LCKR[15:0]: LCKy: Port x lock bit y (y = 0..15) */ + +/* --- GPIOx_AFRL/H values ------------------------------------------------- */ + +/* Note: AFRL is used for bits 0..7, AFRH is used for 8..15 */ +/* See Datasheet Table 6 (pg. 48) for alternate function mappings. */ + +#define GPIO_AFR(n, af) (af << ((n)*4)) +#define GPIO_AFR_MASK(n) (0xf << ((n)*4)) +#define GPIO_AF0 0x0 +#define GPIO_AF1 0x1 +#define GPIO_AF2 0x2 +#define GPIO_AF3 0x3 +#define GPIO_AF4 0x4 +#define GPIO_AF5 0x5 +#define GPIO_AF6 0x6 +#define GPIO_AF7 0x7 +#define GPIO_AF8 0x8 +#define GPIO_AF9 0x9 +#define GPIO_AF10 0xa +#define GPIO_AF11 0xb +#define GPIO_AF12 0xc +#define GPIO_AF13 0xd +#define GPIO_AF14 0xe +#define GPIO_AF15 0xf + +/* Note: EXTI source selection is now in the SYSCFG peripheral. */ + +/* --- Function prototypes ------------------------------------------------- */ + +/* + * Note: The F2 series has a completely new GPIO peripheral with different + * configuration options. Here we implement a different API partly to more + * closely match the peripheral capabilities and also to deliberately break + * compatibility with old F1 code so there is no confusion with similar + * sounding functions that have very different functionality. + */ + +void gpio_mode_setup(u32 gpioport, u8 mode, u8 pull_up_down, u16 gpios); +void gpio_set_output_options(u32 gpioport, u8 otype, u8 speed, u16 gpios); +void gpio_set_af(u32 gpioport, u8 alt_func_num, u16 gpios); + +/* This part of the API is compatible with the F1 series ------------------- */ +void gpio_set(u32 gpioport, u16 gpios); +void gpio_clear(u32 gpioport, u16 gpios); +u16 gpio_get(u32 gpioport, u16 gpios); +void gpio_toggle(u32 gpioport, u16 gpios); +u16 gpio_port_read(u32 gpioport); +void gpio_port_write(u32 gpioport, u16 data); +void gpio_port_config_lock(u32 gpioport, u16 gpios); + +#endif diff --git a/include/libopencm3/stm32/f4/memorymap.h b/include/libopencm3/stm32/f4/memorymap.h new file mode 100644 index 0000000..9fe77fa --- /dev/null +++ b/include/libopencm3/stm32/f4/memorymap.h @@ -0,0 +1,131 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_MEMORYMAP_H +#define LIBOPENCM3_MEMORYMAP_H + +#include + +/* --- STM32F20x specific peripheral definitions ------------------------------- */ + +/* Memory map for all busses */ +#define PERIPH_BASE 0x40000000 +#define PERIPH_BASE_APB1 (PERIPH_BASE + 0x00000) +#define PERIPH_BASE_APB2 (PERIPH_BASE + 0x10000) +#define PERIPH_BASE_AHB1 (PERIPH_BASE + 0x20000) +#define PERIPH_BASE_AHB2 0x50000000 +#define PERIPH_BASE_AHB3 0x60000000 + +/* Register boundary addresses */ + +/* APB1 */ +#define TIM2_BASE (PERIPH_BASE_APB1 + 0x0000) +#define TIM3_BASE (PERIPH_BASE_APB1 + 0x0400) +#define TIM4_BASE (PERIPH_BASE_APB1 + 0x0800) +#define TIM5_BASE (PERIPH_BASE_APB1 + 0x0c00) +#define TIM6_BASE (PERIPH_BASE_APB1 + 0x1000) +#define TIM7_BASE (PERIPH_BASE_APB1 + 0x1400) +#define TIM12_BASE (PERIPH_BASE_APB1 + 0x1800) +#define TIM13_BASE (PERIPH_BASE_APB1 + 0x1c00) +#define TIM14_BASE (PERIPH_BASE_APB1 + 0x2000) +/* PERIPH_BASE_APB1 + 0x2400 (0x4000 2400 - 0x4000 27FF): Reserved */ +#define RTC_BASE (PERIPH_BASE_APB1 + 0x2800) +#define WWDG_BASE (PERIPH_BASE_APB1 + 0x2c00) +#define IWDG_BASE (PERIPH_BASE_APB1 + 0x3000) +/* PERIPH_BASE_APB1 + 0x3400 (0x4000 3400 - 0x4000 37FF): Reserved */ +#define SPI2_I2S_BASE (PERIPH_BASE_APB1 + 0x3800) +#define SPI3_I2S_BASE (PERIPH_BASE_APB1 + 0x3c00) +/* PERIPH_BASE_APB1 + 0x4000 (0x4000 4000 - 0x4000 3FFF): Reserved */ +#define USART2_BASE (PERIPH_BASE_APB1 + 0x4400) +#define USART3_BASE (PERIPH_BASE_APB1 + 0x4800) +#define UART4_BASE (PERIPH_BASE_APB1 + 0x4c00) +#define UART5_BASE (PERIPH_BASE_APB1 + 0x5000) +#define I2C1_BASE (PERIPH_BASE_APB1 + 0x5400) +#define I2C2_BASE (PERIPH_BASE_APB1 + 0x5800) +#define I2C3_BASE (PERIPH_BASE_APB1 + 0x5C00) +/* PERIPH_BASE_APB1 + 0x6000 (0x4000 6000 - 0x4000 63FF): Reserved */ +#define BX_CAN1_BASE (PERIPH_BASE_APB1 + 0x6400) +#define BX_CAN2_BASE (PERIPH_BASE_APB1 + 0x6800) +/* PERIPH_BASE_APB1 + 0x6C00 (0x4000 6C00 - 0x4000 6FFF): Reserved */ +#define POWER_CONTROL_BASE (PERIPH_BASE_APB1 + 0x7000) +#define DAC_BASE (PERIPH_BASE_APB1 + 0x7400) +/* PERIPH_BASE_APB1 + 0x7800 (0x4000 7800 - 0x4000 FFFF): Reserved */ + +/* APB2 */ +#define TIM1_BASE (PERIPH_BASE_APB2 + 0x0000) +#define TIM8_BASE (PERIPH_BASE_APB2 + 0x0400) +/* PERIPH_BASE_APB2 + 0x0800 (0x4001 0800 - 0x4001 0FFF): Reserved */ +#define USART1_BASE (PERIPH_BASE_APB2 + 0x1000) +#define USART6_BASE (PERIPH_BASE_APB2 + 0x1400) +/* PERIPH_BASE_APB2 + 0x1800 (0x4001 1800 - 0x4001 1FFF): Reserved */ +#define ADC1_BASE (PERIPH_BASE_APB2 + 0x2000) +#define ADC2_BASE (PERIPH_BASE_APB2 + 0x2000) +#define ADC3_BASE (PERIPH_BASE_APB2 + 0x2000) +/* PERIPH_BASE_APB2 + 0x2400 (0x4001 2400 - 0x4001 27FF): Reserved */ +#define SDIO_BASE (PERIPH_BASE_APB2 + 0x2800) +/* PERIPH_BASE_APB2 + 0x2C00 (0x4001 2C00 - 0x4001 2FFF): Reserved */ +#define SPI1_BASE (PERIPH_BASE_APB2 + 0x3000) +/* PERIPH_BASE_APB2 + 0x3400 (0x4001 3400 - 0x4001 37FF): Reserved */ +#define SYSCFG_BASE (PERIPH_BASE_APB2 + 0x3800) +#define EXTI_BASE (PERIPH_BASE_APB2 + 0x3C00) +#define TIM9_BASE (PERIPH_BASE_APB2 + 0x4000) +#define TIM10_BASE (PERIPH_BASE_APB2 + 0x4400) +#define TIM11_BASE (PERIPH_BASE_APB2 + 0x4800) +/* PERIPH_BASE_APB2 + 0x4C00 (0x4001 4C00 - 0x4001 FFFF): Reserved */ + +/* AHB1 */ +#define GPIO_PORT_A_BASE (PERIPH_BASE_AHB1 + 0x0000) +#define GPIO_PORT_B_BASE (PERIPH_BASE_AHB1 + 0x0400) +#define GPIO_PORT_C_BASE (PERIPH_BASE_AHB1 + 0x0800) +#define GPIO_PORT_D_BASE (PERIPH_BASE_AHB1 + 0x0C00) +#define GPIO_PORT_E_BASE (PERIPH_BASE_AHB1 + 0x1000) +#define GPIO_PORT_F_BASE (PERIPH_BASE_AHB1 + 0x1400) +#define GPIO_PORT_G_BASE (PERIPH_BASE_AHB1 + 0x1800) +#define GPIO_PORT_H_BASE (PERIPH_BASE_AHB1 + 0x1C00) +#define GPIO_PORT_I_BASE (PERIPH_BASE_AHB1 + 0x2000) +/* PERIPH_BASE_AHB1 + 0x2400 (0x4002 2400 - 0x4002 2FFF): Reserved */ +#define CRC_BASE (PERIPH_BASE_AHB1 + 0x3000) +/* PERIPH_BASE_AHB1 + 0x3400 (0x4002 3400 - 0x4002 37FF): Reserved */ +#define RCC_BASE (PERIPH_BASE_AHB1 + 0x3800) +#define FLASH_MEM_INTERFACE_BASE (PERIPH_BASE_AHB1 + 0x3C00) +#define BKPSRAM_BASE (PERIPH_BASE_AHB1 + 0x4000) +/* PERIPH_BASE_AHB1 + 0x5000 (0x4002 5000 - 0x4002 5FFF): Reserved */ +#define DMA1_BASE (PERIPH_BASE_AHB1 + 0x6000) +#define DMA2_BASE (PERIPH_BASE_AHB1 + 0x6400) +/* PERIPH_BASE_AHB1 + 0x6800 (0x4002 6800 - 0x4002 7FFF): Reserved */ +#define ETHERNET_BASE (PERIPH_BASE_AHB1 + 0x8000) +/* PERIPH_BASE_AHB1 + 0x9400 (0x4002 9400 - 0x4003 FFFF): Reserved */ +#define USB_OTG_HS_BASE (PERIPH_BASE_AHB1 + 0x20000) +/* PERIPH_BASE_AHB1 + 0x60000 (0x4008 0000 - 0x4FFF FFFF): Reserved */ + +/* AHB2 */ +#define USB_OTG_FS_BASE (PERIPH_BASE_AHB2 + 0x0000) +/* PERIPH_BASE_AHB2 + 0x40000 (0x5004 0000 - 0x5004 FFFF): Reserved */ +#define DCMI_BASE (PERIPH_BASE_AHB2 + 0x50000) +/* PERIPH_BASE_AHB2 + 0x50400 (0x5005 0400 - 0x5006 07FF): Reserved */ +#define RNG_BASE (PERIPH_BASE_AHB2 + 0x60800) +/* PERIPH_BASE_AHB2 + 0x61000 (0x5006 1000 - 0x5FFF FFFF): Reserved */ + +/* AHB3 */ +#define FSMC_BASE (PERIPH_BASE_AHB3 + 0x40000000) + +/* PPIB */ +#define DBGMCU_BASE (PPBI_BASE + 0x00042000) + +#endif diff --git a/include/libopencm3/stm32/f4/nvic_f4.h b/include/libopencm3/stm32/f4/nvic_f4.h new file mode 100644 index 0000000..6375d41 --- /dev/null +++ b/include/libopencm3/stm32/f4/nvic_f4.h @@ -0,0 +1,112 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_NVIC_F4_H +#define LIBOPENCM3_NVIC_F4_H + +/* --- IRQ channel numbers-------------------------------------------------- */ + +/* Note: These F2 specific user interrupt definitions supplement the + * general NVIC definitions in ../nvic.h + */ + +/* User Interrupts */ +#define NVIC_NVIC_WWDG_IRQ 0 +#define NVIC_PVD_IRQ 1 +#define NVIC_TAMP_STAMP_IRQ 2 +#define NVIC_RTC_WKUP_IRQ 3 +#define NVIC_FLASH_IRQ 4 +#define NVIC_RCC_IRQ 5 +#define NVIC_EXTI0_IRQ 6 +#define NVIC_EXTI1_IRQ 7 +#define NVIC_EXTI2_IRQ 8 +#define NVIC_EXTI3_IRQ 9 +#define NVIC_EXTI4_IRQ 10 +#define NVIC_DMA1_STREAM0_IRQ 11 +#define NVIC_DMA1_STREAM1_IRQ 12 +#define NVIC_DMA1_STREAM2_IRQ 13 +#define NVIC_DMA1_STREAM3_IRQ 14 +#define NVIC_DMA1_STREAM4_IRQ 15 +#define NVIC_DMA1_STREAM5_IRQ 16 +#define NVIC_DMA1_STREAM6_IRQ 17 +#define NVIC_ADC_IRQ 18 +#define NVIC_CAN1_TX_IRQ 19 +#define NVIC_CAN1_RX0_IRQ 20 +#define NVIC_CAN1_RX1_IRQ 21 +#define NVIC_CAN1_SCE_IRQ 22 +#define NVIC_EXTI9_5_IRQ 23 +#define NVIC_TIM1_BRK_TIM9_IRQ 24 +#define NVIC_TIM1_UP_TIM10_IRQ 25 +#define NVIC_TIM1_TRG_COM_TIM11_IRQ 26 +#define NVIC_TIM1_CC_IRQ 27 +#define NVIC_TIM2_IRQ 28 +#define NVIC_TIM3_IRQ 29 +#define NVIC_TIM4_IRQ 30 +#define NVIC_I2C1_EV_IRQ 31 +#define NVIC_I2C1_ER_IRQ 32 +#define NVIC_I2C2_EV_IRQ 33 +#define NVIC_I2C2_ER_IRQ 34 +#define NVIC_SPI1_IRQ 35 +#define NVIC_SPI2_IRQ 36 +#define NVIC_USART1_IRQ 37 +#define NVIC_USART2_IRQ 38 +#define NVIC_USART3_IRQ 39 +#define NVIC_EXTI15_10_IRQ 40 +#define NVIC_RTC_ALARM_IRQ 41 +#define NVIC_USB_FS_WKUP_IRQ 42 +#define NVIC_TIM8_BRK_TIM12_IRQ 43 +#define NVIC_TIM8_UP_TIM13_IRQ 44 +#define NVIC_TIM8_TRG_COM_TIM14_IRQ 45 +#define NVIC_TIM8_CC_IRQ 46 +#define NVIC_DMA1_STREAM7_IRQ 47 +#define NVIC_FSMC_IRQ 48 +#define NVIC_SDIO_IRQ 49 +#define NVIC_TIM5_IRQ 50 +#define NVIC_SPI3_IRQ 51 +#define NVIC_USART4_IRQ 52 +#define NVIC_USART5_IRQ 53 +#define NVIC_TIM6_DAC_IRQ 54 +#define NVIC_TIM7_IRQ 55 +#define NVIC_DMA2_STREAM0_IRQ 56 +#define NVIC_DMA2_STREAM1_IRQ 57 +#define NVIC_DMA2_STREAM2_IRQ 58 +#define NVIC_DMA2_STREAM3_IRQ 59 +#define NVIC_DMA2_STREAM4_IRQ 60 +#define NVIC_ETH_IRQ 61 +#define NVIC_ETH_WKUP_IRQ 62 +#define NVIC_CAN2_TX_IRQ 63 +#define NVIC_CAN2_RX0_IRQ 64 +#define NVIC_CAN2_RX1_IRQ 65 +#define NVIC_CAN2_SCE_IRQ 66 +#define NVIC_OTG_FS_IRQ 67 +#define NVIC_DMA2_STREAM5_IRQ 68 +#define NVIC_DMA2_STREAM6_IRQ 69 +#define NVIC_DMA2_STREAM7_IRQ 70 +#define NVIC_USART6_IRQ 71 +#define NVIC_I2C3_EV_IRQ 72 +#define NVIC_I2C3_ER_IRQ 73 +#define NVIC_OTG_HS_EP1_OUT_IRQ 74 +#define NVIC_OTG_HS_EP1_IN_IRQ 75 +#define NVIC_OTG_HS_WKUP_IRQ 76 +#define NVIC_OTG_HS_IRQ 77 +#define NVIC_DCMI_IRQ 78 +#define NVIC_CRYP_IRQ 79 +#define NVIC_HASH_RNG_IRQ 80 + +#endif diff --git a/include/libopencm3/stm32/f4/pwr.h b/include/libopencm3/stm32/f4/pwr.h new file mode 100644 index 0000000..66cfc10 --- /dev/null +++ b/include/libopencm3/stm32/f4/pwr.h @@ -0,0 +1,57 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Stephen Caudle + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_PWR_F4_H +#define LIBOPENCM3_PWR_F4_H + +#include + +/* + * This file extends the version in stm_common with definitions only + * applicable to the STM32F4 series of devices. + */ + +/* --- PWR_CR values ------------------------------------------------------- */ + +/* VOS: Regulator voltage scaling output selection */ +#define PWR_CR_VOS (1 << 14) + +/* FPDS: Flash power down in stop mode, only available in F2 family devices. */ +#define PWR_CR_FPDS (1 << 9) + +/* --- PWR_CSR values ------------------------------------------------------ */ + +/* VOSRDY: Regulator voltage scaling output selection ready */ +#define PWR_CSR_VOSRDY (1 << 14) + +/* BRE: Backup regulator enable */ +#define PWR_CSR_BRE (1 << 9) + +/* BRR: Backup regulator ready */ +#define PWR_CSR_BRR (1 << 3) + +/* --- Function prototypes ------------------------------------------------- */ + +typedef enum { + SCALE1, SCALE2 +} vos_scale_t; + +void pwr_set_vos_scale(vos_scale_t scale); + +#endif diff --git a/include/libopencm3/stm32/f4/rcc.h b/include/libopencm3/stm32/f4/rcc.h new file mode 100644 index 0000000..debeeda --- /dev/null +++ b/include/libopencm3/stm32/f4/rcc.h @@ -0,0 +1,515 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2009 Uwe Hermann + * Copyright (C) 2009 Federico Ruiz-Ugalde + * Copyright (C) 2011 Fergus Noble + * Copyright (C) 2011 Stephen Caudle + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_RCC_H +#define LIBOPENCM3_RCC_H + +#include +#include + +/* --- RCC registers ------------------------------------------------------- */ + +#define RCC_CR MMIO32(RCC_BASE + 0x00) +#define RCC_PLLCFGR MMIO32(RCC_BASE + 0x04) +#define RCC_CFGR MMIO32(RCC_BASE + 0x08) +#define RCC_CIR MMIO32(RCC_BASE + 0x0c) +#define RCC_AHB1RSTR MMIO32(RCC_BASE + 0x10) +#define RCC_AHB2RSTR MMIO32(RCC_BASE + 0x14) +#define RCC_AHB3RSTR MMIO32(RCC_BASE + 0x18) +/* RCC_BASE + 0x1c Reserved */ +#define RCC_APB1RSTR MMIO32(RCC_BASE + 0x20) +#define RCC_APB2RSTR MMIO32(RCC_BASE + 0x24) +/* RCC_BASE + 0x28 Reserved */ +/* RCC_BASE + 0x2c Reserved */ +#define RCC_AHB1ENR MMIO32(RCC_BASE + 0x30) +#define RCC_AHB2ENR MMIO32(RCC_BASE + 0x34) +#define RCC_AHB3ENR MMIO32(RCC_BASE + 0x38) +/* RCC_BASE + 0x3c Reserved */ +#define RCC_APB1ENR MMIO32(RCC_BASE + 0x40) +#define RCC_APB2ENR MMIO32(RCC_BASE + 0x44) +/* RCC_BASE + 0x48 Reserved */ +/* RCC_BASE + 0x4c Reserved */ +#define RCC_AHB1LPENR MMIO32(RCC_BASE + 0x50) +#define RCC_AHB2LPENR MMIO32(RCC_BASE + 0x54) +#define RCC_AHB3LPENR MMIO32(RCC_BASE + 0x58) +/* RCC_BASE + 0x5c Reserved */ +#define RCC_APB1LPENR MMIO32(RCC_BASE + 0x60) +#define RCC_APB2LPENR MMIO32(RCC_BASE + 0x64) +/* RCC_BASE + 0x68 Reserved */ +/* RCC_BASE + 0x6c Reserved */ +#define RCC_BDCR MMIO32(RCC_BASE + 0x70) +#define RCC_CSR MMIO32(RCC_BASE + 0x74) +/* RCC_BASE + 0x78 Reserved */ +/* RCC_BASE + 0x7c Reserved */ +#define RCC_SSCGR MMIO32(RCC_BASE + 0x80) +#define RCC_PLLI2SCFGR MMIO32(RCC_BASE + 0x84) + +/* --- RCC_CR values ------------------------------------------------------- */ + +#define RCC_CR_PLLI2SRDY (1 << 27) +#define RCC_CR_PLLI2SON (1 << 26) +#define RCC_CR_PLLRDY (1 << 25) +#define RCC_CR_PLLON (1 << 24) +#define RCC_CR_CSSON (1 << 19) +#define RCC_CR_HSEBYP (1 << 18) +#define RCC_CR_HSERDY (1 << 17) +#define RCC_CR_HSEON (1 << 16) +/* HSICAL: [15:8] */ +/* HSITRIM: [7:3] */ +#define RCC_CR_HSIRDY (1 << 1) +#define RCC_CR_HSION (1 << 0) + +/* --- RCC_PLLCFGR values ------------------------------------------------------- */ + +/* PLLQ: [27:24] */ +#define RCC_PLLCFGR_PLLQ_SHIFT 24 +#define RCC_PLLCFGR_PLLSRC (1 << 22) +/* PLLP: [17:16] */ +#define RCC_PLLCFGR_PLLP_SHIFT 16 +/* PLLN: [14:6] */ +#define RCC_PLLCFGR_PLLN_SHIFT 6 +/* PLLM: [5:0] */ +#define RCC_PLLCFGR_PLLM_SHIFT 0 + +/* --- RCC_CFGR values ----------------------------------------------------- */ + +/* MCO2: Microcontroller clock output 2 */ +#define RCC_CFGR_MCO2_SHIFT 30 +#define RCC_CFGR_MCO2_SYSCLK 0x0 +#define RCC_CFGR_MCO2_PLLI2S 0x1 +#define RCC_CFGR_MCO2_HSE 0x2 +#define RCC_CFGR_MCO2_PLL 0x3 + +/* MCO1/2PRE: MCO Prescalers */ +#define RCC_CFGR_MCO2PRE_SHIFT 27 +#define RCC_CFGR_MCO1PRE_SHIFT 24 +#define RCC_CFGR_MCOPRE_DIV_NONE 0x0 +#define RCC_CFGR_MCOPRE_DIV_2 0x4 +#define RCC_CFGR_MCOPRE_DIV_3 0x5 +#define RCC_CFGR_MCOPRE_DIV_4 0x6 +#define RCC_CFGR_MCOPRE_DIV_5 0x7 + +/* I2SSRC: I2S clock selection */ +#define RCC_CFGR_I2SSRC (1 << 23) + +/* MCO1: Microcontroller clock output 1 */ +#define RCC_CFGR_MCO1_SHIFT 21 +#define RCC_CFGR_MCO1_HSI 0x0 +#define RCC_CFGR_MCO1_LSE 0x1 +#define RCC_CFGR_MCO1_HSE 0x2 +#define RCC_CFGR_MCO1_PLL 0x3 + +/* RTCPRE: HSE division factor for RTC clock */ +#define RCC_CFGR_RTCPRE_SHIFT 21 + +/* PPRE1/2: APB high-speed prescalers */ +#define RCC_CFGR_PPRE2_SHIFT 13 +#define RCC_CFGR_PPRE1_SHIFT 10 +#define RCC_CFGR_PPRE_DIV_NONE 0x0 +#define RCC_CFGR_PPRE_DIV_2 0x4 +#define RCC_CFGR_PPRE_DIV_4 0x5 +#define RCC_CFGR_PPRE_DIV_8 0x6 +#define RCC_CFGR_PPRE_DIV_16 0x7 + +/* HPRE: AHB high-speed prescaler */ +#define RCC_CFGR_HPRE_SHIFT 4 +#define RCC_CFGR_HPRE_DIV_NONE 0x0 +#define RCC_CFGR_HPRE_DIV_2 (0x8+0) +#define RCC_CFGR_HPRE_DIV_4 (0x8+1) +#define RCC_CFGR_HPRE_DIV_8 (0x8+2) +#define RCC_CFGR_HPRE_DIV_16 (0x8+3) +#define RCC_CFGR_HPRE_DIV_64 (0x8+4) +#define RCC_CFGR_HPRE_DIV_128 (0x8+5) +#define RCC_CFGR_HPRE_DIV_256 (0x8+6) +#define RCC_CFGR_HPRE_DIV_512 (0x8+7) + +/* SWS: System clock switch status */ +#define RCC_CFGR_SWS_SHIFT 2 +#define RCC_CFGR_SWS_HSI 0x0 +#define RCC_CFGR_SWS_HSE 0x1 +#define RCC_CFGR_SWS_PLL 0x2 + +/* SW: System clock switch */ +#define RCC_CFGR_SW_SHIFT 0 +#define RCC_CFGR_SW_HSI 0x0 +#define RCC_CFGR_SW_HSE 0x1 +#define RCC_CFGR_SW_PLL 0x2 + +/* --- RCC_CIR values ------------------------------------------------------ */ + +/* Clock security system interrupt clear bit */ +#define RCC_CIR_CSSC (1 << 23) + +/* OSC ready interrupt clear bits */ +#define RCC_CIR_PLLI2SRDYC (1 << 21) +#define RCC_CIR_PLLRDYC (1 << 20) +#define RCC_CIR_HSERDYC (1 << 19) +#define RCC_CIR_HSIRDYC (1 << 18) +#define RCC_CIR_LSERDYC (1 << 17) +#define RCC_CIR_LSIRDYC (1 << 16) + +/* OSC ready interrupt enable bits */ +#define RCC_CIR_PLLI2SRDYIE (1 << 13) +#define RCC_CIR_PLLRDYIE (1 << 12) +#define RCC_CIR_HSERDYIE (1 << 11) +#define RCC_CIR_HSIRDYIE (1 << 10) +#define RCC_CIR_LSERDYIE (1 << 9) +#define RCC_CIR_LSIRDYIE (1 << 8) + +/* Clock security system interrupt flag bit */ +#define RCC_CIR_CSSF (1 << 7) + +/* OSC ready interrupt flag bits */ +#define RCC_CIR_PLLI2SRDYF (1 << 5) +#define RCC_CIR_PLLRDYF (1 << 4) +#define RCC_CIR_HSERDYF (1 << 3) +#define RCC_CIR_HSIRDYF (1 << 2) +#define RCC_CIR_LSERDYF (1 << 1) +#define RCC_CIR_LSIRDYF (1 << 0) + +/* --- RCC_AHB1RSTR values ------------------------------------------------- */ + +#define RCC_AHB1RSTR_OTGHSRST (1 << 29) +#define RCC_AHB1RSTR_ETHMACRST (1 << 25) +#define RCC_AHB1RSTR_DMA2RST (1 << 22) +#define RCC_AHB1RSTR_DMA1RST (1 << 21) +#define RCC_AHB1RSTR_CRCRST (1 << 12) +#define RCC_AHB1RSTR_IOPIRST (1 << 8) +#define RCC_AHB1RSTR_IOPHRST (1 << 7) +#define RCC_AHB1RSTR_IOPGRST (1 << 6) +#define RCC_AHB1RSTR_IOPFRST (1 << 5) +#define RCC_AHB1RSTR_IOPERST (1 << 4) +#define RCC_AHB1RSTR_IOPDRST (1 << 3) +#define RCC_AHB1RSTR_IOPCRST (1 << 2) +#define RCC_AHB1RSTR_IOPBRST (1 << 1) +#define RCC_AHB1RSTR_IOPARST (1 << 0) + +/* --- RCC_AHB2RSTR values ------------------------------------------------- */ + +#define RCC_AHB2RSTR_OTGFSRST (1 << 7) +#define RCC_AHB2RSTR_RNGRST (1 << 6) +#define RCC_AHB2RSTR_HASHRST (1 << 5) +#define RCC_AHB2RSTR_CRYPRST (1 << 4) +#define RCC_AHB2RSTR_DCMIRST (1 << 0) + +/* --- RCC_AHB3RSTR values ------------------------------------------------- */ + +#define RCC_AHB3RSTR_FSMCRST (1 << 0) + +/* --- RCC_APB1RSTR values ------------------------------------------------- */ + +#define RCC_APB1RSTR_DACRST (1 << 29) +#define RCC_APB1RSTR_PWRRST (1 << 28) +#define RCC_APB1RSTR_CAN2RST (1 << 26) +#define RCC_APB1RSTR_CAN1RST (1 << 25) +#define RCC_APB1RSTR_I2C3RST (1 << 23) +#define RCC_APB1RSTR_I2C2RST (1 << 22) +#define RCC_APB1RSTR_I2C1RST (1 << 21) +#define RCC_APB1RSTR_USART5RST (1 << 20) +#define RCC_APB1RSTR_USART4RST (1 << 19) +#define RCC_APB1RSTR_USART3RST (1 << 18) +#define RCC_APB1RSTR_USART2RST (1 << 17) +#define RCC_APB1RSTR_SPI3RST (1 << 15) +#define RCC_APB1RSTR_SPI2RST (1 << 14) +#define RCC_APB1RSTR_WWDGRST (1 << 11) +#define RCC_APB1RSTR_TIM14RST (1 << 8) +#define RCC_APB1RSTR_TIM13RST (1 << 7) +#define RCC_APB1RSTR_TIM12RST (1 << 6) +#define RCC_APB1RSTR_TIM7RST (1 << 5) +#define RCC_APB1RSTR_TIM6RST (1 << 4) +#define RCC_APB1RSTR_TIM5RST (1 << 3) +#define RCC_APB1RSTR_TIM4RST (1 << 2) +#define RCC_APB1RSTR_TIM3RST (1 << 1) +#define RCC_APB1RSTR_TIM2RST (1 << 0) + +/* --- RCC_APB2RSTR values ------------------------------------------------- */ + +#define RCC_APB2RSTR_TIM11RST (1 << 18) +#define RCC_APB2RSTR_TIM10RST (1 << 17) +#define RCC_APB2RSTR_TIM9RST (1 << 16) +#define RCC_APB2RSTR_SYSCFGRST (1 << 14) +#define RCC_APB2RSTR_SPI1RST (1 << 12) +#define RCC_APB2RSTR_SDIORST (1 << 11) +#define RCC_APB2RSTR_ADCRST (1 << 8) +#define RCC_APB2RSTR_USART6RST (1 << 5) +#define RCC_APB2RSTR_USART1RST (1 << 4) +#define RCC_APB2RSTR_TIM8RST (1 << 1) +#define RCC_APB2RSTR_TIM1RST (1 << 0) + +/* --- RCC_AHB1ENR values ------------------------------------------------- */ + +#define RCC_AHB1ENR_OTGHSULPIEN (1 << 30) +#define RCC_AHB1ENR_OTGHSEN (1 << 29) +#define RCC_AHB1ENR_ETHMACPTPEN (1 << 28) +#define RCC_AHB1ENR_ETHMACRXEN (1 << 27) +#define RCC_AHB1ENR_ETHMACTXEN (1 << 26) +#define RCC_AHB1ENR_ETHMACEN (1 << 25) +#define RCC_AHB1ENR_DMA2EN (1 << 22) +#define RCC_AHB1ENR_DMA1EN (1 << 21) +#define RCC_AHB1ENR_BKPSRAMEN (1 << 18) +#define RCC_AHB1ENR_CRCEN (1 << 12) +#define RCC_AHB1ENR_IOPIEN (1 << 8) +#define RCC_AHB1ENR_IOPHEN (1 << 7) +#define RCC_AHB1ENR_IOPGEN (1 << 6) +#define RCC_AHB1ENR_IOPFEN (1 << 5) +#define RCC_AHB1ENR_IOPEEN (1 << 4) +#define RCC_AHB1ENR_IOPDEN (1 << 3) +#define RCC_AHB1ENR_IOPCEN (1 << 2) +#define RCC_AHB1ENR_IOPBEN (1 << 1) +#define RCC_AHB1ENR_IOPAEN (1 << 0) + +/* --- RCC_AHB2ENR values ------------------------------------------------- */ + +#define RCC_AHB2ENR_OTGFSEN (1 << 7) +#define RCC_AHB2ENR_RNGEN (1 << 6) +#define RCC_AHB2ENR_HASHEN (1 << 5) +#define RCC_AHB2ENR_CRYPEN (1 << 4) +#define RCC_AHB2ENR_DCMIEN (1 << 0) + +/* --- RCC_AHB3ENR values ------------------------------------------------- */ + +#define RCC_AHB3ENR_FSMCEN (1 << 0) + +/* --- RCC_APB1ENR values ------------------------------------------------- */ + +#define RCC_APB1ENR_DACEN (1 << 29) +#define RCC_APB1ENR_PWREN (1 << 28) +#define RCC_APB1ENR_CAN2EN (1 << 26) +#define RCC_APB1ENR_CAN1EN (1 << 25) +#define RCC_APB1ENR_I2C3EN (1 << 23) +#define RCC_APB1ENR_I2C2EN (1 << 22) +#define RCC_APB1ENR_I2C1EN (1 << 21) +#define RCC_APB1ENR_USART5EN (1 << 20) +#define RCC_APB1ENR_USART4EN (1 << 19) +#define RCC_APB1ENR_USART3EN (1 << 18) +#define RCC_APB1ENR_USART2EN (1 << 17) +#define RCC_APB1ENR_SPI3EN (1 << 15) +#define RCC_APB1ENR_SPI2EN (1 << 14) +#define RCC_APB1ENR_WWDGEN (1 << 11) +#define RCC_APB1ENR_TIM14EN (1 << 8) +#define RCC_APB1ENR_TIM13EN (1 << 7) +#define RCC_APB1ENR_TIM12EN (1 << 6) +#define RCC_APB1ENR_TIM7EN (1 << 5) +#define RCC_APB1ENR_TIM6EN (1 << 4) +#define RCC_APB1ENR_TIM5EN (1 << 3) +#define RCC_APB1ENR_TIM4EN (1 << 2) +#define RCC_APB1ENR_TIM3EN (1 << 1) +#define RCC_APB1ENR_TIM2EN (1 << 0) + +/* --- RCC_APB2ENR values ------------------------------------------------- */ + +#define RCC_APB2ENR_TIM11EN (1 << 18) +#define RCC_APB2ENR_TIM10EN (1 << 17) +#define RCC_APB2ENR_TIM9EN (1 << 16) +#define RCC_APB2ENR_SYSCFGEN (1 << 14) +#define RCC_APB2ENR_SPI1EN (1 << 12) +#define RCC_APB2ENR_SDIOEN (1 << 11) +#define RCC_APB2ENR_ADC3EN (1 << 10) +#define RCC_APB2ENR_ADC2EN (1 << 9) +#define RCC_APB2ENR_ADC1EN (1 << 8) +#define RCC_APB2ENR_USART6EN (1 << 5) +#define RCC_APB2ENR_USART1EN (1 << 4) +#define RCC_APB2ENR_TIM8EN (1 << 1) +#define RCC_APB2ENR_TIM1EN (1 << 0) + +/* --- RCC_AHB1LPENR values ------------------------------------------------- */ + +#define RCC_AHB1LPENR_OTGHSULPILPEN (1 << 30) +#define RCC_AHB1LPENR_OTGHSLPEN (1 << 29) +#define RCC_AHB1LPENR_ETHMACPTPLPEN (1 << 28) +#define RCC_AHB1LPENR_ETHMACRXLPEN (1 << 27) +#define RCC_AHB1LPENR_ETHMACTXLPEN (1 << 26) +#define RCC_AHB1LPENR_ETHMACLPEN (1 << 25) +#define RCC_AHB1LPENR_DMA2LPEN (1 << 22) +#define RCC_AHB1LPENR_DMA1LPEN (1 << 21) +#define RCC_AHB1LPENR_BKPSRAMLPEN (1 << 18) +#define RCC_AHB1LPENR_SRAM2LPEN (1 << 17) +#define RCC_AHB1LPENR_SRAM1LPEN (1 << 16) +#define RCC_AHB1LPENR_FLITFLPEN (1 << 15) +#define RCC_AHB1LPENR_CRCLPEN (1 << 12) +#define RCC_AHB1LPENR_IOPILPEN (1 << 8) +#define RCC_AHB1LPENR_IOPHLPEN (1 << 7) +#define RCC_AHB1LPENR_IOPGLPEN (1 << 6) +#define RCC_AHB1LPENR_IOPFLPEN (1 << 5) +#define RCC_AHB1LPENR_IOPELPEN (1 << 4) +#define RCC_AHB1LPENR_IOPDLPEN (1 << 3) +#define RCC_AHB1LPENR_IOPCLPEN (1 << 2) +#define RCC_AHB1LPENR_IOPBLPEN (1 << 1) +#define RCC_AHB1LPENR_IOPALPEN (1 << 0) + +/* --- RCC_AHB2LPENR values ------------------------------------------------- */ + +#define RCC_AHB2LPENR_OTGFSLPEN (1 << 7) +#define RCC_AHB2LPENR_RNGLPEN (1 << 6) +#define RCC_AHB2LPENR_HASHLPEN (1 << 5) +#define RCC_AHB2LPENR_CRYPLPEN (1 << 4) +#define RCC_AHB2LPENR_DCMILPEN (1 << 0) + +/* --- RCC_AHB3LPENR values ------------------------------------------------- */ + +#define RCC_AHB3LPENR_FSMCLPEN (1 << 0) + +/* --- RCC_APB1LPENR values ------------------------------------------------- */ + +#define RCC_APB1LPENR_DACLPEN (1 << 29) +#define RCC_APB1LPENR_PWRLPEN (1 << 28) +#define RCC_APB1LPENR_CAN2LPEN (1 << 26) +#define RCC_APB1LPENR_CAN1LPEN (1 << 25) +#define RCC_APB1LPENR_I2C3LPEN (1 << 23) +#define RCC_APB1LPENR_I2C2LPEN (1 << 22) +#define RCC_APB1LPENR_I2C1LPEN (1 << 21) +#define RCC_APB1LPENR_USART5LPEN (1 << 20) +#define RCC_APB1LPENR_USART4LPEN (1 << 19) +#define RCC_APB1LPENR_USART3LPEN (1 << 18) +#define RCC_APB1LPENR_USART2LPEN (1 << 17) +#define RCC_APB1LPENR_SPI3LPEN (1 << 15) +#define RCC_APB1LPENR_SPI2LPEN (1 << 14) +#define RCC_APB1LPENR_WWDGLPEN (1 << 11) +#define RCC_APB1LPENR_TIM14LPEN (1 << 8) +#define RCC_APB1LPENR_TIM13LPEN (1 << 7) +#define RCC_APB1LPENR_TIM12LPEN (1 << 6) +#define RCC_APB1LPENR_TIM7LPEN (1 << 5) +#define RCC_APB1LPENR_TIM6LPEN (1 << 4) +#define RCC_APB1LPENR_TIM5LPEN (1 << 3) +#define RCC_APB1LPENR_TIM4LPEN (1 << 2) +#define RCC_APB1LPENR_TIM3LPEN (1 << 1) +#define RCC_APB1LPENR_TIM2LPEN (1 << 0) + +/* --- RCC_APB2LPENR values ------------------------------------------------- */ + +#define RCC_APB2LPENR_TIM11LPEN (1 << 18) +#define RCC_APB2LPENR_TIM10LPEN (1 << 17) +#define RCC_APB2LPENR_TIM9LPEN (1 << 16) +#define RCC_APB2LPENR_SYSCFGLPEN (1 << 14) +#define RCC_APB2LPENR_SPI1LPEN (1 << 12) +#define RCC_APB2LPENR_SDIOLPEN (1 << 11) +#define RCC_APB2LPENR_ADC3LPEN (1 << 10) +#define RCC_APB2LPENR_ADC2LPEN (1 << 9) +#define RCC_APB2LPENR_ADC1LPEN (1 << 8) +#define RCC_APB2LPENR_USART6LPEN (1 << 5) +#define RCC_APB2LPENR_USART1LPEN (1 << 4) +#define RCC_APB2LPENR_TIM8LPEN (1 << 1) +#define RCC_APB2LPENR_TIM1LPEN (1 << 0) + +/* --- RCC_BDCR values ----------------------------------------------------- */ + +#define RCC_BDCR_BDRST (1 << 16) +#define RCC_BDCR_RTCEN (1 << 15) +/* RCC_BDCR[9:8]: RTCSEL */ +#define RCC_BDCR_LSEBYP (1 << 2) +#define RCC_BDCR_LSERDY (1 << 1) +#define RCC_BDCR_LSEON (1 << 0) + +/* --- RCC_CSR values ------------------------------------------------------ */ + +#define RCC_CSR_LPWRRSTF (1 << 31) +#define RCC_CSR_WWDGRSTF (1 << 30) +#define RCC_CSR_IWDGRSTF (1 << 29) +#define RCC_CSR_SFTRSTF (1 << 28) +#define RCC_CSR_PORRSTF (1 << 27) +#define RCC_CSR_PINRSTF (1 << 26) +#define RCC_CSR_BORRSTF (1 << 26) +#define RCC_CSR_RMVF (1 << 24) +#define RCC_CSR_LSIRDY (1 << 1) +#define RCC_CSR_LSION (1 << 0) + +/* --- RCC_SSCGR values ---------------------------------------------------- */ + +/* PLL spread spectrum clock generation documented in Datasheet. */ + +#define RCC_SSCGR_SSCGEN (1 << 31) +#define RCC_SSCGR_SPREADSEL (1 << 30) +/* RCC_SSCGR[27:16]: INCSTEP */ +#define RCC_SSCGR_INCSTEP_SHIFT 16 +/* RCC_SSCGR[15:0]: MODPER */ +#define RCC_SSCGR_MODPER_SHIFT 15 + +/* --- RCC_PLLI2SCFGR values ----------------------------------------------- */ + +/* RCC_PLLI2SCFGR[30:28]: PLLI2SR */ +#define RCC_PLLI2SCFGR_PLLI2SR_SHIFT 28 +/* RCC_PLLI2SCFGR[14:6]: PLLI2SN */ +#define RCC_PLLI2SCFGR_PLLI2SN_SHIFT 6 + +/* --- Variable definitions ------------------------------------------------ */ +extern u32 rcc_ppre1_frequency; +extern u32 rcc_ppre2_frequency; + +/* --- Function prototypes ------------------------------------------------- */ + +typedef enum { + CLOCK_3V3_120MHZ, + CLOCK_3V3_168MHZ, + CLOCK_3V3_END +} clock_3v3_t; + +typedef struct { + uint8_t pllm; + uint16_t plln; + uint8_t pllp; + uint8_t pllq; + uint32_t flash_config; + uint8_t hpre; + uint8_t ppre1; + uint8_t ppre2; + uint8_t power_save; + uint32_t apb1_frequency; + uint32_t apb2_frequency; +} clock_scale_t; + +extern const clock_scale_t hse_8mhz_3v3[CLOCK_3V3_END]; + +typedef enum { + PLL, HSE, HSI, LSE, LSI +} osc_t; + +void rcc_osc_ready_int_clear(osc_t osc); +void rcc_osc_ready_int_enable(osc_t osc); +void rcc_osc_ready_int_disable(osc_t osc); +int rcc_osc_ready_int_flag(osc_t osc); +void rcc_css_int_clear(void); +int rcc_css_int_flag(void); +void rcc_wait_for_osc_ready(osc_t osc); +void rcc_wait_for_sysclk_status(osc_t osc); +void rcc_osc_on(osc_t osc); +void rcc_osc_off(osc_t osc); +void rcc_css_enable(void); +void rcc_css_disable(void); +void rcc_osc_bypass_enable(osc_t osc); +void rcc_osc_bypass_disable(osc_t osc); +void rcc_peripheral_enable_clock(volatile u32 *reg, u32 en); +void rcc_peripheral_disable_clock(volatile u32 *reg, u32 en); +void rcc_peripheral_reset(volatile u32 *reg, u32 reset); +void rcc_peripheral_clear_reset(volatile u32 *reg, u32 clear_reset); +void rcc_set_sysclk_source(u32 clk); +void rcc_set_pll_source(u32 pllsrc); +void rcc_set_ppre2(u32 ppre2); +void rcc_set_ppre1(u32 ppre1); +void rcc_set_hpre(u32 hpre); +void rcc_set_rtcpre(u32 rtcpre); +void rcc_set_main_pll_hsi(u32 pllm, u32 plln, u32 pllp, u32 pllq); +void rcc_set_main_pll_hse(u32 pllm, u32 plln, u32 pllp, u32 pllq); +u32 rcc_get_system_clock_source(int i); +void rcc_clock_setup_hse_3v3(const clock_scale_t *clock); +void rcc_backupdomain_reset(void); + +#endif diff --git a/include/libopencm3/stm32/f4/scb.h b/include/libopencm3/stm32/f4/scb.h new file mode 100644 index 0000000..9594cf1 --- /dev/null +++ b/include/libopencm3/stm32/f4/scb.h @@ -0,0 +1,300 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2010 Piotr Esden-Tempski + * Copyright (C) 2010 Thomas Otto + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_SCB_H +#define LIBOPENCM3_SCB_H + +#include +#include + +/* --- SCB: Registers ------------------------------------------------------ */ + +/* CPUID: CPUID base register */ +#define SCB_CPUID MMIO32(SCB_BASE + 0x00) + +/* ICSR: Interrupt Control State Register */ +#define SCB_ICSR MMIO32(SCB_BASE + 0x04) + +/* VTOR: Vector Table Offset Register */ +#define SCB_VTOR MMIO32(SCB_BASE + 0x08) + +/* AIRCR: Application Interrupt and Reset Control Register */ +#define SCB_AIRCR MMIO32(SCB_BASE + 0x0C) + +/* SCR: System Control Register */ +#define SCB_SCR MMIO32(SCB_BASE + 0x10) + +/* CCR: Configuration Control Register */ +#define SCB_CCR MMIO32(SCB_BASE + 0x14) + +/* SHP: System Handler Priority Registers */ +/* Note: 12 8bit registers */ +#define SCB_SHPR(shpr_id) MMIO8(SCB_BASE + 0x18 + shpr_id) +#define SCB_SHPR1 MMIO8(SCB_BASE + 0x18 + 1) +#define SCB_SHPR2 MMIO8(SCB_BASE + 0x18 + 2) +#define SCB_SHPR3 MMIO8(SCB_BASE + 0x18 + 3) + +/* SHCSR: System Handler Control and State Register */ +#define SCB_SHCSR MMIO32(SCB_BASE + 0x24) + +/* CFSR: Configurable Fault Status Registers */ +#define SCB_CFSR MMIO32(SCB_BASE + 0x28) + +/* HFSR: Hard Fault Status Register */ +#define SCB_HFSR MMIO32(SCB_BASE + 0x2C) + +/* DFSR: Debug Fault Status Register */ +#define SCB_DFSR MMIO32(SCB_BASE + 0x30) + +/* MMFAR: Memory Manage Fault Address Register */ +#define SCB_MMFAR MMIO32(SCB_BASE + 0x34) + +/* BFAR: Bus Fault Address Register */ +#define SCB_BFAR MMIO32(SCB_BASE + 0x38) + +/* AFSR: Auxiliary Fault Status Register */ +#define SCB_AFSR MMIO32(SCB_BASE + 0x3C) + +/* --- SCB values ---------------------------------------------------------- */ + +/* --- SCB_CPUID values ---------------------------------------------------- */ + +/* Implementer[31:24]: Implementer code */ +#define SCP_CPUID_IMPLEMENTER_LSB 24 +/* Variant[23:20]: Variant number */ +#define SCP_CPUID_VARIANT_LSB 20 +/* Constant[19:16]: Reads as 0xF */ +#define SCP_CPUID_CONSTANT_LSB 16 +/* PartNo[15:4]: Part number of the processor */ +#define SCP_CPUID_PARTNO_LSB 4 +/* Revision[3:0]: Revision number */ +#define SCP_CPUID_REVISION_LSB 0 + +/* --- SCB_ICSR values ----------------------------------------------------- */ + +/* NMIPENDSET: NMI set-pending bit */ +#define SCB_ICSR_NMIPENDSET (1 << 31) +/* Bits [30:29]: reserved - must be kept cleared */ +/* PENDSVSET: PendSV set-pending bit */ +#define SCB_ICSR_PENDSVSET (1 << 28) +/* PENDSVCLR: PendSV clear-pending bit */ +#define SCB_ICSR_PENDSVCLR (1 << 27) +/* PENDSTSET: SysTick exception set-pending bit */ +#define SCB_ICSR_PENDSTSET (1 << 26) +/* PENDSTCLR: SysTick exception clear-pending bit */ +#define SCB_ICSR_PENDSTCLR (1 << 25) +/* Bit 24: reserved - must be kept cleared */ +/* Bit 23: reserved for debug - reads as 0 when not in debug mode */ +/* ISRPENDING: Interrupt pending flag, excluding NMI and Faults */ +#define SCB_ICSR_ISRPENDING (1 << 22) +/* VECTPENDING[21:12] Pending vector */ +#define SCB_ICSR_VECTPENDING_LSB 12 +/* RETOBASE: Return to base level */ +#define SCB_ICSR_RETOBASE (1 << 11) +/* Bits [10:9]: reserved - must be kept cleared */ +/* VECTACTIVE[8:0] Active vector */ +#define SCB_ICSR_VECTACTIVE_LSB 0 + +/* --- SCB_VTOR values ----------------------------------------------------- */ + +/* Bits [31:30]: reserved - must be kept cleared */ +/* TBLOFF[29:9]: Vector table base offset field */ +#define SCB_VTOR_TBLOFF_LSB 9 /* inconsistent datasheet - LSB could be 11 */ + +/* --- SCB_AIRCR values ---------------------------------------------------- */ + +/* VECTKEYSTAT[31:16]/ VECTKEY[31:16] Register key */ +#define SCB_AIRCR_VECTKEYSTAT_LSB 16 +#define SCB_AIRCR_VECTKEY 0x05FA0000 +/* ENDIANESS Data endianness bit */ +#define SCB_AIRCR_ENDIANESS (1 << 15) +/* Bits [14:11]: reserved - must be kept cleared */ +/* PRIGROUP[10:8]: Interrupt priority grouping field */ +#define SCB_AIRCR_PRIGROUP_LSB 8 +#define SCB_AIRCR_PRIGROUP_GROUP16_NOSUB 0x3 +#define SCB_AIRCR_PRIGROUP_GROUP8_SUB2 0x4 +#define SCB_AIRCR_PRIGROUP_GROUP4_SUB4 0x5 +#define SCB_AIRCR_PRIGROUP_GROUP2_SUB8 0x6 +#define SCB_AIRCR_PRIGROUP_NOGROUP_SUB16 0x7 +/* Bits [7:3]: reserved - must be kept cleared */ +/* SYSRESETREQ System reset request */ +#define SCB_AIRCR_SYSRESETREQ (1 << 2) +/* VECTCLRACTIVE */ +#define SCB_AIRCR_VECTCLRACTIVE (1 << 1) +/* VECTRESET */ +#define SCB_AIRCR_VECTRESET (1 << 0) + +/* --- SCB_SCR values ------------------------------------------------------ */ + +/* Bits [31:5]: reserved - must be kept cleared */ +/* SEVEONPEND Send Event on Pending bit */ +#define SCB_SCR_SEVEONPEND (1 << 4) +/* Bit 3: reserved - must be kept cleared */ +/* SLEEPDEEP */ +#define SCB_SCR_SLEEPDEEP (1 << 2) +/* SLEEPONEXIT */ +#define SCB_SCR_SLEEPONEXIT (1 << 1) +/* Bit 0: reserved - must be kept cleared */ + +/* --- SCB_CCR values ------------------------------------------------------ */ + +/* Bits [31:10]: reserved - must be kept cleared */ +/* STKALIGN */ +#define SCB_CCR_STKALIGN (1 << 9) +/* BFHFNMIGN */ +#define SCB_CCR_BFHFNMIGN (1 << 8) +/* Bits [7:5]: reserved - must be kept cleared */ +/* DIV_0_TRP */ +#define SCB_CCR_DIV_0_TRP (1 << 4) +/* UNALIGN_TRP */ +#define SCB_CCR_UNALIGN_TRP (1 << 3) +/* Bit 2: reserved - must be kept cleared */ +/* USERSETMPEND */ +#define SCB_CCR_USERSETMPEND (1 << 1) +/* NONBASETHRDENA */ +#define SCB_CCR_NONBASETHRDENA (1 << 0) + +/* --- SCB_SHPR1 values ---------------------------------------------------- */ + +/* Bits [31:24]: reserved - must be kept cleared */ +/* PRI_6[23:16]: Priority of system handler 6, usage fault */ +#define SCB_SHPR1_PRI_6_LSB 16 +/* PRI_5[15:8]: Priority of system handler 5, bus fault */ +#define SCB_SHPR1_PRI_5_LSB 8 +/* PRI_4[7:0]: Priority of system handler 4, memory management fault */ +#define SCB_SHPR1_PRI_4_LSB 0 + +/* --- SCB_SHPR2 values ---------------------------------------------------- */ + +/* PRI_11[31:24]: Priority of system handler 11, SVCall */ +#define SCB_SHPR2_PRI_11_LSB 24 +/* Bits [23:0]: reserved - must be kept cleared */ + +/* --- SCB_SHPR3 values ---------------------------------------------------- */ + +/* PRI_15[31:24]: Priority of system handler 15, SysTick exception */ +#define SCB_SHPR3_PRI_15_LSB 24 +/* PRI_14[23:16]: Priority of system handler 14, PendSV */ +#define SCB_SHPR3_PRI_14_LSB 16 +/* Bits [15:0]: reserved - must be kept cleared */ + +/* --- SCB_SHCSR values ---------------------------------------------------- */ + +/* Bits [31:19]: reserved - must be kept cleared */ +/* USGFAULTENA: Usage fault enable */ +#define SCB_SHCSR_USGFAULTENA (1 << 18) +/* BUSFAULTENA: Bus fault enable */ +#define SCB_SHCSR_BUSFAULTENA (1 << 17) +/* MEMFAULTENA: Memory management fault enable */ +#define SCB_SHCSR_MEMFAULTENA (1 << 16) +/* SVCALLPENDED: SVC call pending */ +#define SCB_SHCSR_SVCALLPENDED (1 << 15) +/* BUSFAULTPENDED: Bus fault exception pending */ +#define SCB_SHCSR_BUSFAULTPENDED (1 << 14) +/* MEMFAULTPENDED: Memory management fault exception pending */ +#define SCB_SHCSR_MEMFAULTPENDED (1 << 13) +/* USGFAULTPENDED: Usage fault exception pending */ +#define SCB_SHCSR_USGFAULTPENDED (1 << 12) +/* SYSTICKACT: SysTick exception active */ +#define SCB_SHCSR_SYSTICKACT (1 << 11) +/* PENDSVACT: PendSV exception active */ +#define SCB_SHCSR_PENDSVACT (1 << 10) +/* Bit 9: reserved - must be kept cleared */ +/* MONITORACT: Debug monitor active */ +#define SCB_SHCSR_MONITORACT (1 << 8) +/* SVCALLACT: SVC call active */ +#define SCB_SHCSR_SVCALLACT (1 << 7) +/* Bits [6:4]: reserved - must be kept cleared */ +/* USGFAULTACT: Usage fault exception active */ +#define SCB_SHCSR_USGFAULTACT (1 << 3) +/* Bit 2: reserved - must be kept cleared */ +/* BUSFAULTACT: Bus fault exception active */ +#define SCB_SHCSR_BUSFAULTACT (1 << 1) +/* MEMFAULTACT: Memory management fault exception active */ +#define SCB_SHCSR_MEMFAULTACT (1 << 0) + +/* --- SCB_CFSR values ----------------------------------------------------- */ + +/* Bits [31:26]: reserved - must be kept cleared */ +/* DIVBYZERO: Divide by zero usage fault */ +#define SCB_CFSR_DIVBYZERO (1 << 25) +/* UNALIGNED: Unaligned access usage fault */ +#define SCB_CFSR_UNALIGNED (1 << 24) +/* Bits [23:20]: reserved - must be kept cleared */ +/* NOCP: No coprocessor usage fault */ +#define SCB_CFSR_NOCP (1 << 19) +/* INVPC: Invalid PC load usage fault */ +#define SCB_CFSR_INVPC (1 << 18) +/* INVSTATE: Invalid state usage fault */ +#define SCB_CFSR_INVSTATE (1 << 17) +/* UNDEFINSTR: Undefined instruction usage fault */ +#define SCB_CFSR_UNDEFINSTR (1 << 16) +/* BFARVALID: Bus Fault Address Register (BFAR) valid flag */ +#define SCB_CFSR_BFARVALID (1 << 15) +/* Bits [14:13]: reserved - must be kept cleared */ +/* STKERR: Bus fault on stacking for exception entry */ +#define SCB_CFSR_STKERR (1 << 12) +/* UNSTKERR: Bus fault on unstacking for a return from exception */ +#define SCB_CFSR_UNSTKERR (1 << 11) +/* IMPRECISERR: Imprecise data bus error */ +#define SCB_CFSR_IMPRECISERR (1 << 10) +/* PRECISERR: Precise data bus error */ +#define SCB_CFSR_PRECISERR (1 << 9) +/* IBUSERR: Instruction bus error */ +#define SCB_CFSR_IBUSERR (1 << 8) +/* MMARVALID: Memory Management Fault Address Register (MMAR) valid flag */ +#define SCB_CFSR_MMARVALID (1 << 7) +/* Bits [6:5]: reserved - must be kept cleared */ +/* MSTKERR: Memory manager fault on stacking for exception entry */ +#define SCB_CFSR_MSTKERR (1 << 4) +/* MUNSTKERR: Memory manager fault on unstacking for a return from exception */ +#define SCB_CFSR_MUNSTKERR (1 << 3) +/* Bit 2: reserved - must be kept cleared */ +/* DACCVIOL: Data access violation flag */ +#define SCB_CFSR_DACCVIOL (1 << 1) +/* IACCVIOL: Instruction access violation flag */ +#define SCB_CFSR_IACCVIOL (1 << 0) + +/* --- SCB_HFSR values ----------------------------------------------------- */ + +/* DEBUG_VT: reserved for debug use */ +#define SCB_HFSR_DEBUG_VT (1 << 31) +/* FORCED: Forced hard fault */ +#define SCB_HFSR_FORCED (1 << 30) +/* Bits [29:2]: reserved - must be kept cleared */ +/* VECTTBL: Vector table hard fault */ +#define SCB_HFSR_VECTTBL (1 << 1) +/* Bit 0: reserved - must be kept cleared */ + +/* --- SCB_MMFAR values ---------------------------------------------------- */ + +/* MMFAR [31:0]: Memory management fault address */ + +/* --- SCB_BFAR values ----------------------------------------------------- */ + +/* BFAR [31:0]: Bus fault address */ + +/* --- SCB functions ------------------------------------------------------- */ +void scb_reset_core(void); +void scb_reset_system(void); + +/* TODO: */ + +#endif diff --git a/include/libopencm3/stm32/f4/spi.h b/include/libopencm3/stm32/f4/spi.h new file mode 100644 index 0000000..23c9479 --- /dev/null +++ b/include/libopencm3/stm32/f4/spi.h @@ -0,0 +1,42 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_SPI_F4_H +#define LIBOPENCM3_SPI_F4_H + +#include + +/* + * This file extends the version in stm_common with definitions only + * applicable to the STM32F2 series of devices. + */ + +/* --- SPI_CR2 values ------------------------------------------------------ */ + +/* FRF: Frame format. */ +#define SPI_CR2_FRF (1 << 4) +#define SPI_CR2_FRF_TI (1 << 4) +#define SPI_CR2_FRF_MOTOROLA (1 << 4) + +/* --- SPI_SR values ------------------------------------------------------- */ + +/* TIFRFE: TI frame format error. */ +#define SPI_SR_RXNE (1 << 0) + +#endif diff --git a/include/libopencm3/stm32/f4/syscfg.h b/include/libopencm3/stm32/f4/syscfg.h new file mode 100644 index 0000000..b0d93f9 --- /dev/null +++ b/include/libopencm3/stm32/f4/syscfg.h @@ -0,0 +1,46 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_SYSCFG_H +#define LIBOPENCM3_SYSCFG_H + +#include + +/* --- SYSCFG registers ------------------------------------------------------ */ + +#define SYSCFG_MEMRM MMIO32(SYSCFG_BASE + 0x00) + +#define SYSCFG_PMC MMIO32(SYSCFG_BASE + 0x04) + +/* External interrupt configuration register 1 (SYSCFG_EXTICR1) */ +#define SYSCFG_EXTICR1 MMIO32(SYSCFG_BASE + 0x08) + +/* External interrupt configuration register 2 (SYSCFG_EXTICR2) */ +#define SYSCFG_EXTICR2 MMIO32(SYSCFG_BASE + 0x0c) + +/* External interrupt configuration register 3 (SYSCFG_EXTICR3) */ +#define SYSCFG_EXTICR3 MMIO32(SYSCFG_BASE + 0x10) + +/* External interrupt configuration register 4 (SYSCFG_EXTICR4) */ +#define SYSCFG_EXTICR4 MMIO32(SYSCFG_BASE + 0x14) + +#define SYSCFG_CMPCR MMIO32(SYSCFG_BASE + 0x20) + +#endif + diff --git a/include/libopencm3/stm32/f4/timer.h b/include/libopencm3/stm32/f4/timer.h new file mode 100644 index 0000000..a76c7ef --- /dev/null +++ b/include/libopencm3/stm32/f4/timer.h @@ -0,0 +1,54 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_TIMER_F4_H +#define LIBOPENCM3_TIMER_F4_H + +#include + + +/* + * TIM2 and TIM5 are now 32bit and the following registers are now 32-bit wide: + * CNT, ARR, CCR1, CCR2, CCR3, CCR4 + */ + +/* Timer 2/5 option register (TIMx_OR) */ +#define TIM_OR(tim_base) MMIO32(tim_base + 0x50) +#define TIM2_OR TIM_OR(TIM2) +#define TIM5_OR TIM_OR(TIM5) + +/* --- TIM2_OR values ---------------------------------------------------- */ + +/* MOE: Main output enable */ +#define TIM2_OR_ITR1_RMP_TIM8_TRGOUT (0x0 << 10) +#define TIM2_OR_ITR1_RMP_PTP (0x1 << 10) +#define TIM2_OR_ITR1_RMP_OTG_FS_SOF (0x2 << 10) +#define TIM2_OR_ITR1_RMP_OTG_HS_SOF (0x3 << 10) +#define TIM2_OR_ITR1_RMP_MASK (0x3 << 10) + +/* --- TIM5_OR values ---------------------------------------------------- */ + +/* MOE: Main output enable */ +#define TIM5_OR_TI4_RMP_GPIO (0x0 << 6) +#define TIM5_OR_TI4_RMP_LSI (0x1 << 6) +#define TIM5_OR_TI4_RMP_LSE (0x2 << 6) +#define TIM5_OR_TI4_RMP_RTC (0x3 << 6) +#define TIM5_OR_TI4_RMP_MASK (0x3 << 6) + +#endif diff --git a/include/libopencm3/stm32/f4/usart.h b/include/libopencm3/stm32/f4/usart.h new file mode 100644 index 0000000..5c4f939 --- /dev/null +++ b/include/libopencm3/stm32/f4/usart.h @@ -0,0 +1,35 @@ +/* + * This file is part of the libopencm3 project. + * + * Copyright (C) 2011 Fergus Noble + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef LIBOPENCM3_USART_F4_H +#define LIBOPENCM3_USART_F4_H + +#include + +/* --- USART_CR1 values ---------------------------------------------------- */ + +/* OVER8: Oversampling mode */ +#define USART_CR1_OVER8 (1 << 15) + +/* --- USART_CR3 values ---------------------------------------------------- */ + +/* ONEBIT: One sample bit method enable */ +#define USART_CR3_ONEBIT (1 << 11) + +#endif diff --git a/include/libopencm3/stm32/memorymap.h b/include/libopencm3/stm32/memorymap.h index 63f2ef0..4700e4e 100644 --- a/include/libopencm3/stm32/memorymap.h +++ b/include/libopencm3/stm32/memorymap.h @@ -26,8 +26,12 @@ #ifdef STM32F2 #include #else +#ifdef STM32F4 +#include +#else #error "stm32 family not defined." #endif #endif +#endif #endif diff --git a/include/libopencm3/stm32/nvic.h b/include/libopencm3/stm32/nvic.h index 339a159..61b231e 100644 --- a/include/libopencm3/stm32/nvic.h +++ b/include/libopencm3/stm32/nvic.h @@ -88,9 +88,13 @@ #ifdef STM32F2 #include #else +#ifdef STM32F4 +#include +#else #error "stm32 family not defined." #endif #endif +#endif /* --- NVIC functions ------------------------------------------------------ */ -- cgit v1.2.3