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[sam] PIO and PMC drivers adapted to enable SAM3U compilation, makefiles prepared for SAM3U-EK and Due

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This commit is contained in:
Thibaut VIARD 2011-09-12 18:01:48 +02:00
parent 5d92281c3c
commit bc253722a6
9 changed files with 137 additions and 72 deletions
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4
hardware/sam/cores/sam/build_gcc/libarduino_arduino_due.mk
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@ -1,8 +1,8 @@
# Makefile for compiling libArduino
.SUFFIXES: .o .a .c .s
CHIP=__SAM3S4C__
VARIANT=sam3s_ek
CHIP=__SAM3U4E__
VARIANT=arduino_due
LIBNAME=libarduino_$(VARIANT)
TOOLCHAIN=gcc

4
hardware/sam/cores/sam/build_gcc/libarduino_sam3u_ek.mk
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@ -1,8 +1,8 @@
# Makefile for compiling libArduino
.SUFFIXES: .o .a .c .s
CHIP=__SAM3S4C__
VARIANT=sam3s_ek
CHIP=__SAM3U4E__
VARIANT=sam3u_ek
LIBNAME=libarduino_$(VARIANT)
TOOLCHAIN=gcc

12
hardware/sam/system/libsam/build_gcc/Makefile
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@ -11,22 +11,34 @@ all: libsam_sam3s4c_gcc_dbg.a libsam_sam3u4e_gcc_dbg.a
.PHONY: libsam_sam3s4c_gcc_dbg.a
libsam_sam3s4c_gcc_dbg.a:
@echo ---
@echo ---
@echo --- Making $@
@echo ---
@$(MAKE) CHIP=__SAM3S4C__ DEBUG=1 $(SUBMAKE_OPTIONS) -f sam3.mk
.PHONY: libsam_sam3s4c_gcc_rel.a
libsam_sam3s4c_gcc_rel.a:
@echo ---
@echo ---
@echo --- Making $@
@echo ---
@$(MAKE) CHIP=__SAM3S4C__ $(SUBMAKE_OPTIONS) -f sam3.mk
.PHONY: libsam_sam3u4e_gcc_dbg.a
libsam_sam3u4e_gcc_dbg.a:
@echo ---
@echo ---
@echo --- Making $@
@echo ---
@$(MAKE) CHIP=__SAM3U4E__ DEBUG=1 $(SUBMAKE_OPTIONS) -f sam3.mk
.PHONY: libsam_sam3u4e_gcc_rel.a
libsam_sam3u4e_gcc_rel.a:
@echo ---
@echo ---
@echo --- Making $@
@echo ---
@$(MAKE) CHIP=__SAM3U4E__ $(SUBMAKE_OPTIONS) -f sam3.mk
.PHONY: clean

2
hardware/sam/system/libsam/build_gcc/sam3.mk
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@ -94,7 +94,7 @@ C_SRC+=$(wildcard $(CMSIS_CHIP_PATH)/source/templates/gcc/*.c)
C_OBJ_TEMP=$(patsubst %.c, %.o, $(notdir $(C_SRC)))
# during development, remove some files
C_OBJ_FILTER=pio_it.o
C_OBJ_FILTER=pio_it.o adc.o
C_OBJ=$(filter-out $(C_OBJ_FILTER), $(C_OBJ_TEMP))

4
hardware/sam/system/libsam/cmsis/sam3u/source/templates/system_sam3u.c
View File

@ -15,9 +15,7 @@
/* $asf_license$ */
#include "system_sam3u.h"
#include "sam3u.h"
#include "sam3u_ek.h"
#include "sam3.h"
/* @cond 0 */
/**INDENT-OFF**/

2
hardware/sam/system/libsam/include/pio.h
View File

@ -21,8 +21,10 @@ typedef enum _EPioType
PIO_NOT_A_PIN, /* The pin is controlled by the associated signal of peripheral A. */
PIO_PERIPH_A, /* The pin is controlled by the associated signal of peripheral A. */
PIO_PERIPH_B, /* The pin is controlled by the associated signal of peripheral B. */
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
PIO_PERIPH_C, /* The pin is controlled by the associated signal of peripheral C. */
PIO_PERIPH_D, /* The pin is controlled by the associated signal of peripheral D. */
#endif /* (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_) */
PIO_INPUT, /* The pin is an input. */
PIO_OUTPUT_0, /* The pin is an output and has a default level of 0. */
PIO_OUTPUT_1 /* The pin is an output and has a default level of 1. */

3
hardware/sam/system/libsam/include/pmc.h
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@ -21,9 +21,6 @@
extern void PMC_EnablePeripheral( uint32_t dwId ) ;
extern void PMC_DisablePeripheral( uint32_t dwId ) ;
extern void PMC_EnableAllPeripherals( void ) ;
extern void PMC_DisableAllPeripherals( void ) ;
extern uint32_t PMC_IsPeriphEnabled( uint32_t dwId ) ;
#ifdef __cplusplus

74
hardware/sam/system/libsam/source/pio.c
View File

@ -50,7 +50,13 @@ extern void PIO_PullUp( Pio *pPio, const uint32_t dwMask, const uint32_t dwPullU
*/
extern void PIO_SetDebounceFilter( Pio* pPio, const uint32_t dwMask, const uint32_t dwCuttOff )
{
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
pPio->PIO_IFSCER = dwMask ; /* set Debouncing, 0 bit field no effect */
#elif (defined _SAM3XA_) || (defined _SAM3U_)
pPio->PIO_DIFSR = dwMask ; /* set Debouncing, 0 bit field no effect */
#else
#error "The specified chip is not supported."
#endif
pPio->PIO_SCDR = ((32678/(2*(dwCuttOff))) - 1) & 0x3FFF; /* the lowest 14 bits work */
}
@ -121,7 +127,7 @@ extern void PIO_Clear( Pio* pPio, const uint32_t dwMask )
*/
extern void PIO_SetPeripheral( Pio* pPio, EPioType dwType, uint32_t dwMask )
{
uint32_t dwABCDSR ;
uint32_t dwSR ;
/* Disable interrupts on the pin(s) */
pPio->PIO_IDR = dwMask ;
@ -129,36 +135,52 @@ extern void PIO_SetPeripheral( Pio* pPio, EPioType dwType, uint32_t dwMask )
switch ( dwType )
{
case PIO_PERIPH_A :
dwABCDSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] &= (~dwMask & dwABCDSR) ;
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
dwSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] &= (~dwMask & dwSR) ;
dwABCDSR = pPio->PIO_ABCDSR[1];
pPio->PIO_ABCDSR[1] &= (~dwMask & dwABCDSR) ;
dwSR = pPio->PIO_ABCDSR[1];
pPio->PIO_ABCDSR[1] &= (~dwMask & dwSR) ;
#endif /* (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_) */
#if (defined _SAM3U_) || (defined _SAM3XA_)
dwSR = pPio->PIO_ABSR ;
pPio->PIO_ABSR &= (~dwMask & dwSR) ;
#endif /* (defined _SAM3U_) || (defined _SAM3XA_) */
break ;
case PIO_PERIPH_B :
dwABCDSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] = (dwMask | dwABCDSR) ;
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
dwSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] = (dwMask | dwSR) ;
dwABCDSR = pPio->PIO_ABCDSR[1] ;
pPio->PIO_ABCDSR[1] &= (~dwMask & dwABCDSR) ;
dwSR = pPio->PIO_ABCDSR[1] ;
pPio->PIO_ABCDSR[1] &= (~dwMask & dwSR) ;
#endif /* (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_) */
#if (defined _SAM3U_) || (defined _SAM3XA_)
dwSR = pPio->PIO_ABSR ;
pPio->PIO_ABSR = (dwMask | dwSR) ;
#endif /* (defined _SAM3U_) || (defined _SAM3XA_) */
break ;
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
case PIO_PERIPH_C :
dwABCDSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] &= (~dwMask & dwABCDSR) ;
dwSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] &= (~dwMask & dwSR) ;
dwABCDSR = pPio->PIO_ABCDSR[1] ;
pPio->PIO_ABCDSR[1] = (dwMask | dwABCDSR) ;
dwSR = pPio->PIO_ABCDSR[1] ;
pPio->PIO_ABCDSR[1] = (dwMask | dwSR) ;
break ;
case PIO_PERIPH_D :
dwABCDSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] = (dwMask | dwABCDSR) ;
dwSR = pPio->PIO_ABCDSR[0] ;
pPio->PIO_ABCDSR[0] = (dwMask | dwSR) ;
dwABCDSR = pPio->PIO_ABCDSR[1] ;
pPio->PIO_ABCDSR[1] = (dwMask | dwABCDSR) ;
dwSR = pPio->PIO_ABCDSR[1] ;
pPio->PIO_ABCDSR[1] = (dwMask | dwSR) ;
break ;
#endif /* (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_) */
// other types are invalid in this function
case PIO_INPUT :
@ -196,6 +218,7 @@ extern void PIO_SetInput( Pio* pPio, uint32_t dwMask, uint32_t dwAttribute )
}
/* Enable de-glitch or de-bounce if necessary */
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
if ( dwAttribute & PIO_DEGLITCH )
{
pPio->PIO_IFSCDR = dwMask ;
@ -207,6 +230,21 @@ extern void PIO_SetInput( Pio* pPio, uint32_t dwMask, uint32_t dwAttribute )
pPio->PIO_IFSCER = dwMask ;
}
}
#elif (defined _SAM3U_) || (defined _SAM3XA_)
if ( dwAttribute & PIO_DEGLITCH )
{
pPio->PIO_SCIFSR = dwMask ;
}
else
{
if ( dwAttribute & PIO_DEBOUNCE )
{
pPio->PIO_SCIFSR = dwMask ;
}
}
#else
#error "The specified chip is not supported."
#endif
/* Configure pin as input */
pPio->PIO_ODR = dwMask ;
@ -266,8 +304,10 @@ extern uint32_t PIO_Configure( Pio* pPio, const EPioType dwType, const uint32_t
{
case PIO_PERIPH_A :
case PIO_PERIPH_B :
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_)
case PIO_PERIPH_C :
case PIO_PERIPH_D :
#endif /* (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3N_) */
/* Put the pin under control of peripheral */
PIO_SetPeripheral( pPio, dwType, dwMask ) ;
/* Disable interrupts on the pin(s) */

104
hardware/sam/system/libsam/source/pmc.c
View File

@ -31,6 +31,7 @@
*/
extern void PMC_EnablePeripheral( uint32_t dwId )
{
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3XA_)
assert( dwId < 35 ) ;
if ( dwId < 32 )
@ -56,6 +57,14 @@ extern void PMC_EnablePeripheral( uint32_t dwId )
PMC->PMC_PCER1 = 1 << dwId ;
}
}
#elif (defined _SAM3N_) || (defined _SAM3U_)
if ( (PMC->PMC_PCSR & ((uint32_t)1 << dwId)) != ((uint32_t)1 << dwId) )
{
PMC->PMC_PCER = 1 << dwId ;
}
#else
#error "The specified chip is not supported."
#endif
}
/**
@ -68,15 +77,12 @@ extern void PMC_EnablePeripheral( uint32_t dwId )
*/
extern void PMC_DisablePeripheral( uint32_t dwId )
{
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3XA_)
assert( dwId < 35 ) ;
if ( dwId < 32 )
{
if ( (PMC->PMC_PCSR0 & ((uint32_t)1 << dwId)) != ((uint32_t)1 << dwId) )
{
// TRACE_DEBUG("PMC_DisablePeripheral: clock of peripheral" " %u is not enabled\n\r", dwId ) ;
}
else
if ( (PMC->PMC_PCSR0 & ((uint32_t)1 << dwId)) == ((uint32_t)1 << dwId) )
{
PMC->PMC_PCDR0 = 1 << dwId ;
}
@ -84,59 +90,69 @@ extern void PMC_DisablePeripheral( uint32_t dwId )
else
{
dwId -= 32 ;
if ( (PMC->PMC_PCSR1 & ((uint32_t)1 << dwId)) != ((uint32_t)1 << dwId) )
{
// TRACE_DEBUG( "PMC_DisablePeripheral: clock of peripheral" " %u is not enabled\n\r", dwId + 32 ) ;
}
else
if ( (PMC->PMC_PCSR1 & ((uint32_t)1 << dwId)) == ((uint32_t)1 << dwId) )
{
PMC->PMC_PCDR1 = 1 << dwId ;
}
}
#elif (defined _SAM3N_) || (defined _SAM3U_)
if ( (PMC->PMC_PCSR & ((uint32_t)1 << dwId)) == ((uint32_t)1 << dwId) )
{
PMC->PMC_PCDR = 1 << dwId ;
}
#else
#error "The specified chip is not supported."
#endif
}
/**
* \brief Enable all the periph clock via PMC.
*/
extern void PMC_EnableAllPeripherals( void )
{
PMC->PMC_PCER0 = MASK_STATUS0 ;
while ( (PMC->PMC_PCSR0 & MASK_STATUS0) != MASK_STATUS0 ) ;
PMC->PMC_PCER1 = MASK_STATUS1 ;
while ( (PMC->PMC_PCSR1 & MASK_STATUS1) != MASK_STATUS1 ) ;
// TRACE_DEBUG( "Enable all periph clocks\n\r" ) ;
}
/**
* \brief Disable all the periph clock via PMC.
*/
extern void PMC_DisableAllPeripherals( void )
{
PMC->PMC_PCDR0 = MASK_STATUS0 ;
while ( (PMC->PMC_PCSR0 & MASK_STATUS0) != 0 ) ;
PMC->PMC_PCDR1 = MASK_STATUS1 ;
while ( (PMC->PMC_PCSR1 & MASK_STATUS1) != 0 ) ;
// TRACE_DEBUG( "Disable all periph clocks\n\r" ) ;
}
/**
* \brief Get Periph Status for the given peripheral ID.
* \brief Get the status of the specified peripheral clock.
*
* \param id Peripheral ID (ID_xxx).
* \note The ID must NOT be shifted (i.e. 1 << ID_xxx).
*
* \param dwId Peripheral ID (ID_xxx).
*
* \retval 0 Clock is active.
* \retval 1 Clock is inactive.
* \retval 2 Invalid parameter.
*/
extern uint32_t PMC_IsPeriphEnabled( uint32_t dwId )
extern uint32_t PMC_IsPeripheralEnabled( uint32_t dwId )
{
#if (defined _SAM3S_) || (defined _SAM3S8_) || (defined _SAM3XA_)
assert( dwId < 35 ) ;
if ( dwId < 32 )
{
return ( PMC->PMC_PCSR0 & (1 << dwId) ) ;
if ( PMC->PMC_PCSR0 & (1 << dwId) )
{
return 0 ;
}
else
{
return 1 ;
}
}
else {
return ( PMC->PMC_PCSR1 & (1 << (dwId - 32)) ) ;
else
{
if ( PMC->PMC_PCSR1 & (1 << (dwId - 32)) )
{
return 0 ;
}
else
{
return 1 ;
}
}
#elif (defined _SAM3N_) || (defined _SAM3U_)
if ( (PMC->PMC_PCSR & ((uint32_t)1 << dwId)) )
{
return 0 ;
}
else
{
return 1 ;
}
#else
#error "The specified chip is not supported."
#endif
}