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More coding-style and cosmetic fixes.

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This commit is contained in:
Uwe Hermann 2012-02-06 23:39:06 +01:00
parent 5f82f28d01
commit 9532195e65
10 changed files with 56 additions and 55 deletions
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5
examples/stm32/f2/jobygps/miniblink/miniblink.c
View File

@ -24,11 +24,9 @@
void gpio_setup(void)
{
/* Enable GPIOC clock. */
/* Using API functions: */
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPCEN);
/* Set GPIO3 and GPIO4 (in GPIO port C) to 'output push-pull'. */
/* Using API functions: */
gpio_mode_setup(GPIOC, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, GPIO3 | GPIO4);
}
@ -42,8 +40,7 @@ int main(void)
gpio_clear(GPIOC, GPIO4);
/* Blink the LEDs (PC3, PC4) on the board. */
while (1)
{
while (1) {
/* Using API function gpio_toggle(): */
gpio_toggle(GPIOC, GPIO3);
gpio_toggle(GPIOC, GPIO4);

5
examples/stm32/f2/jobygps/spi_test/spi_test.c
View File

@ -31,9 +31,8 @@ void clock_setup(void)
/* Enable clocks on all the peripherals we are going to use. */
rcc_peripheral_enable_clock(&RCC_APB1ENR, RCC_APB1ENR_SPI2EN);
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_USART1EN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPCEN | \
RCC_AHB1ENR_IOPAEN | \
RCC_AHB1ENR_IOPBEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR,
RCC_AHB1ENR_IOPCEN | RCC_AHB1ENR_IOPAEN | RCC_AHB1ENR_IOPBEN);
}
void spi_setup(void)

8
examples/stm32/f2/jobygps/usart_printf/usart_printf.c
View File

@ -18,19 +18,19 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <errno.h>
#include <libopencm3/stm32/f2/gpio.h>
#include <libopencm3/stm32/usart.h>
#include <libopencm3/stm32/nvic.h>
#include <libopencm3/stm32/f2/rcc.h>
#include <stdio.h>
#include <errno.h>
void clock_setup(void)
{
/* Enable clocks on all the peripherals we are going to use. */
rcc_peripheral_enable_clock(&RCC_APB2ENR, RCC_APB2ENR_USART1EN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR, RCC_AHB1ENR_IOPCEN | RCC_AHB1ENR_IOPAEN);
rcc_peripheral_enable_clock(&RCC_AHB1ENR,
RCC_AHB1ENR_IOPCEN | RCC_AHB1ENR_IOPAEN);
}
void usart_setup(void)

5
lib/lm3s/libopencm3_lm3s.ld
View File

@ -55,9 +55,10 @@ SECTIONS
* You may need to fix this if you're using C++.
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with 64bit
* (long long) printf support - discard it for now.
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }

5
lib/lpc13xx/libopencm3_lpc13xx.ld
View File

@ -55,9 +55,10 @@ SECTIONS
* You may need to fix this if you're using C++.
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with 64bit
* (long long) printf support - discard it for now.
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }

5
lib/stm32/f1/libopencm3_stm32f1.ld
View File

@ -59,9 +59,10 @@ SECTIONS
* You may need to fix this if you're using C++.
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with 64bit
* (long long) printf support - discard it for now.
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }

5
lib/stm32/f2/libopencm3_stm32f2.ld
View File

@ -59,9 +59,10 @@ SECTIONS
* You may need to fix this if you're using C++.
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with 64bit
* (long long) printf support - discard it for now.
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }

5
lib/stm32/f4/libopencm3_stm32f4.ld
View File

@ -59,9 +59,10 @@ SECTIONS
* You may need to fix this if you're using C++.
*/
/DISCARD/ : { *(.eh_frame) }
/*
* Another section used by C++ stuff, appears when using newlib with 64bit
* (long long) printf support - discard it for now.
* Another section used by C++ stuff, appears when using newlib with
* 64bit (long long) printf support - discard it for now.
*/
/DISCARD/ : { *(.ARM.exidx) }

6
lib/stm32/nvic.c
View File

@ -32,7 +32,7 @@ void nvic_disable_irq(u8 irqn)
u8 nvic_get_pending_irq(u8 irqn)
{
return NVIC_ISPR(irqn / 32) & (1 << (irqn % 32)) ? 1:0;
return NVIC_ISPR(irqn / 32) & (1 << (irqn % 32)) ? 1 : 0;
}
void nvic_set_pending_irq(u8 irqn)
@ -47,12 +47,12 @@ void nvic_clear_pending_irq(u8 irqn)
u8 nvic_get_active_irq(u8 irqn)
{
return NVIC_IABR(irqn / 32) & (1 << (irqn % 32)) ? 1:0;
return NVIC_IABR(irqn / 32) & (1 << (irqn % 32)) ? 1 : 0;
}
u8 nvic_get_irq_enabled(u8 irqn)
{
return NVIC_ISER(irqn / 32) & (1 << (irqn % 32)) ? 1:0;
return NVIC_ISER(irqn / 32) & (1 << (irqn % 32)) ? 1 : 0;
}
void nvic_set_priority(u8 irqn, u8 priority)

16
lib/stm32/usart.c
View File

@ -47,15 +47,16 @@ void usart_set_baudrate(u32 usart, u32 baud)
#endif
*/
/* yes it is as simple as that. The reference manual is
* talking about factional calculation but it seems to be only
* marketting bable to sound awesome. It is nothing else but a
* simple divider to generate the correct baudrate. >_< If I
* am wrong feel free to correct me on that. :) (esden)
/*
* Yes it is as simple as that. The reference manual is
* talking about fractional calculation but it seems to be only
* marketting babble to sound awesome. It is nothing else but a
* simple divider to generate the correct baudrate.
*
* Changed to round rather than floor (Fergus)
* Note: We round() the value rather than floor()ing it, for more
* accurate divisor selection.
*/
USART_BRR(usart) = (2*clock + baud) / (2*baud);
USART_BRR(usart) = ((2 * clock) + baud) / (2 * baud);
}
void usart_set_databits(u32 usart, u32 bits)
@ -168,4 +169,3 @@ void usart_disable_tx_dma(u32 usart)
{
USART_CR3(usart) &= ~USART_CR3_DMAT;
}