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-rw-r--r--examples/stm32/f1/lisa-m-2/spi/spi.c10
-rw-r--r--examples/stm32/f1/lisa-m-2/spi_dma/spi_dma.c16
-rw-r--r--examples/stm32/f1/lisa-m-2/spi_dma_adv/spi_dma_adv.c16
3 files changed, 24 insertions, 18 deletions
diff --git a/examples/stm32/f1/lisa-m-2/spi/spi.c b/examples/stm32/f1/lisa-m-2/spi/spi.c
index d95bc60..bf28207 100644
--- a/examples/stm32/f1/lisa-m-2/spi/spi.c
+++ b/examples/stm32/f1/lisa-m-2/spi/spi.c
@@ -27,7 +27,9 @@
#include <stdio.h>
#include <errno.h>
-void clock_setup(void)
+int _write(int file, char *ptr, int len);
+
+static void clock_setup(void)
{
rcc_clock_setup_in_hse_12mhz_out_72mhz();
@@ -47,7 +49,7 @@ void clock_setup(void)
}
-void spi_setup(void) {
+static void spi_setup(void) {
/* Configure GPIOs: SS=PA4, SCK=PA5, MISO=PA6 and MOSI=PA7 */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
@@ -86,7 +88,7 @@ void spi_setup(void) {
spi_enable(SPI1);
}
-void usart_setup(void)
+static void usart_setup(void)
{
/* Setup GPIO pin GPIO_USART2_TX and GPIO_USART2_RX. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
@@ -120,7 +122,7 @@ int _write(int file, char *ptr, int len)
return -1;
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Set GPIO8 (in GPIO port A) to 'output push-pull'. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
diff --git a/examples/stm32/f1/lisa-m-2/spi_dma/spi_dma.c b/examples/stm32/f1/lisa-m-2/spi_dma/spi_dma.c
index 1963129..e66d2b6 100644
--- a/examples/stm32/f1/lisa-m-2/spi_dma/spi_dma.c
+++ b/examples/stm32/f1/lisa-m-2/spi_dma/spi_dma.c
@@ -47,7 +47,9 @@ typedef enum {
volatile trans_status transceive_status;
-void clock_setup(void)
+int _write(int file, char *ptr, int len);
+
+static void clock_setup(void)
{
rcc_clock_setup_in_hse_12mhz_out_72mhz();
@@ -69,7 +71,7 @@ void clock_setup(void)
rcc_peripheral_enable_clock(&RCC_AHBENR, RCC_AHBENR_DMA1EN);
}
-void spi_setup(void) {
+static void spi_setup(void) {
/* Configure GPIOs: SS=PA4, SCK=PA5, MISO=PA6 and MOSI=PA7
* For now ignore the SS pin so we can use it to time the ISRs
@@ -134,15 +136,15 @@ static void dma_int_disable(void) {
}
*/
-void dma_setup(void)
+static void dma_setup(void)
{
dma_int_enable();
}
#if USE_16BIT_TRANSFERS
-int spi_dma_transceive(u16 *tx_buf, int tx_len, u16 *rx_buf, int rx_len)
+static int spi_dma_transceive(u16 *tx_buf, int tx_len, u16 *rx_buf, int rx_len)
#else
-int spi_dma_transceive(u8 *tx_buf, int tx_len, u8 *rx_buf, int rx_len)
+static int spi_dma_transceive(u8 *tx_buf, int tx_len, u8 *rx_buf, int rx_len)
#endif
{
/* Check for 0 length in both tx and rx */
@@ -277,7 +279,7 @@ void dma1_channel3_isr(void)
gpio_clear(GPIOB,GPIO1);
}
-void usart_setup(void)
+static void usart_setup(void)
{
/* Setup GPIO pin GPIO_USART2_TX and GPIO_USART2_RX. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
@@ -311,7 +313,7 @@ int _write(int file, char *ptr, int len)
return -1;
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Set GPIO8 (in GPIO port A) to 'output push-pull'. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,
diff --git a/examples/stm32/f1/lisa-m-2/spi_dma_adv/spi_dma_adv.c b/examples/stm32/f1/lisa-m-2/spi_dma_adv/spi_dma_adv.c
index 8c63170..a8054e7 100644
--- a/examples/stm32/f1/lisa-m-2/spi_dma_adv/spi_dma_adv.c
+++ b/examples/stm32/f1/lisa-m-2/spi_dma_adv/spi_dma_adv.c
@@ -57,7 +57,9 @@ u16 dummy_tx_buf = 0xdd;
u8 dummy_tx_buf = 0xdd;
#endif
-void clock_setup(void)
+int _write(int file, char *ptr, int len);
+
+static void clock_setup(void)
{
rcc_clock_setup_in_hse_12mhz_out_72mhz();
@@ -79,7 +81,7 @@ void clock_setup(void)
rcc_peripheral_enable_clock(&RCC_AHBENR, RCC_AHBENR_DMA1EN);
}
-void spi_setup(void) {
+static void spi_setup(void) {
/* Configure GPIOs: SS=PA4, SCK=PA5, MISO=PA6 and MOSI=PA7
* For now ignore the SS pin so we can use it to time the ISRs
@@ -144,15 +146,15 @@ static void dma_int_disable(void) {
}
*/
-void dma_setup(void)
+static void dma_setup(void)
{
dma_int_enable();
}
#if USE_16BIT_TRANSFERS
-int spi_dma_transceive(u16 *tx_buf, int tx_len, u16 *rx_buf, int rx_len)
+static int spi_dma_transceive(u16 *tx_buf, int tx_len, u16 *rx_buf, int rx_len)
#else
-int spi_dma_transceive(u8 *tx_buf, int tx_len, u8 *rx_buf, int rx_len)
+static int spi_dma_transceive(u8 *tx_buf, int tx_len, u8 *rx_buf, int rx_len)
#endif
{
@@ -338,7 +340,7 @@ void dma1_channel3_isr(void)
gpio_clear(GPIOB,GPIO1);
}
-void usart_setup(void)
+static void usart_setup(void)
{
/* Setup GPIO pin GPIO_USART2_TX and GPIO_USART2_RX. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_50_MHZ,
@@ -372,7 +374,7 @@ int _write(int file, char *ptr, int len)
return -1;
}
-void gpio_setup(void)
+static void gpio_setup(void)
{
/* Set GPIO8 (in GPIO port A) to 'output push-pull'. */
gpio_set_mode(GPIOA, GPIO_MODE_OUTPUT_2_MHZ,