EMTime/libopencm3
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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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9
lib/lm3s/libopencm3_lm3s.ld
View File

@@ -55,10 +55,11 @@ 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) }
end = .;

9
lib/lpc13xx/libopencm3_lpc13xx.ld
View File

@@ -55,10 +55,11 @@ 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) }
end = .;

9
lib/stm32/f1/libopencm3_stm32f1.ld
View File

@@ -59,10 +59,11 @@ 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) }
. = ALIGN(4);

9
lib/stm32/f2/libopencm3_stm32f2.ld
View File

@@ -59,10 +59,11 @@ 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) }
. = ALIGN(4);

9
lib/stm32/f4/libopencm3_stm32f4.ld
View File

@@ -59,10 +59,11 @@ 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) }
. = ALIGN(4);

14
lib/stm32/nvic.c
View File

@@ -22,37 +22,37 @@
void nvic_enable_irq(u8 irqn)
{
NVIC_ISER(irqn / 32) = (1 << (irqn % 32));
NVIC_ISER(irqn / 32) = (1 << (irqn % 32));
}
void nvic_disable_irq(u8 irqn)
{
NVIC_ICER(irqn / 32) = (1 << (irqn % 32));
NVIC_ICER(irqn / 32) = (1 << (irqn % 32));
}
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)
{
NVIC_ISPR(irqn / 32) = (1 << (irqn % 32));
NVIC_ISPR(irqn / 32) = (1 << (irqn % 32));
}
void nvic_clear_pending_irq(u8 irqn)
{
NVIC_ICPR(irqn / 32) = (1 << (irqn % 32));
NVIC_ICPR(irqn / 32) = (1 << (irqn % 32));
}
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)

26
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)
*
* Changed to round rather than floor (Fergus)
/*
* 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.
*
* 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)
@@ -151,21 +152,20 @@ u16 usart_recv_blocking(u32 usart)
void usart_enable_rx_dma(u32 usart)
{
USART_CR3(usart) |= USART_CR3_DMAR;
USART_CR3(usart) |= USART_CR3_DMAR;
}
void usart_disable_rx_dma(u32 usart)
{
USART_CR3(usart) &= ~USART_CR3_DMAR;
USART_CR3(usart) &= ~USART_CR3_DMAR;
}
void usart_enable_tx_dma(u32 usart)
{
USART_CR3(usart) |= USART_CR3_DMAT;
USART_CR3(usart) |= USART_CR3_DMAT;
}
void usart_disable_tx_dma(u32 usart)
{
USART_CR3(usart) &= ~USART_CR3_DMAT;
USART_CR3(usart) &= ~USART_CR3_DMAT;
}