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[SAM] Added SAM3X_EK support for USB debug

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This commit is contained in:
Thibault RICHARD
2012-04-28 17:36:57 +02:00
parent 9139b106ef
commit e034de5ea9
11 changed files with 97 additions and 68 deletions
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10
hardware/atmel/sam/variants/sam3x_ek/build_gcc/libvariant_sam3x_ek.mk
View File

@ -29,17 +29,17 @@ TOOLCHAIN=gcc
#-------------------------------------------------------------------------------
# Output directories
OUTPUT_BIN = ../../../cores/sam
OUTPUT_BIN = ../../../../../arduino/sam/cores/sam
# Libraries
PROJECT_BASE_PATH = ..
SYSTEM_PATH = ../../../system
SYSTEM_PATH = ../../../../../arduino/sam/system
CMSIS_ROOT_PATH = $(SYSTEM_PATH)/CMSIS
CMSIS_ARM_PATH=$(CMSIS_ROOT_PATH)/CMSIS/Include
CMSIS_ATMEL_PATH=$(CMSIS_ROOT_PATH)/Device/ATMEL
#CMSIS_CHIP_PATH=$(CMSIS_ROOT_PATH)/Device/ATMEL/$(CHIP_SERIE)
ARDUINO_PATH = ../../../cores/sam
ARDUINO_PATH = ../../../../../arduino/sam/cores/sam
VARIANT_BASE_PATH = ../../../variants
VARIANT_PATH = ../../../variants/$(VARIANT)
@ -166,8 +166,8 @@ $(addprefix $(OUTPUT_PATH)/,$(A_OBJ)): $(OUTPUT_PATH)/%.o: %.s
@"$(AS)" -c $(ASFLAGS) $< -o $@
$(OUTPUT_LIB): $(addprefix $(OUTPUT_PATH)/, $(C_OBJ)) $(addprefix $(OUTPUT_PATH)/, $(CPP_OBJ)) $(addprefix $(OUTPUT_PATH)/, $(A_OBJ))
@"$(AR)" -v -r "$(OUTPUT_BIN)/$@" $^
@"$(NM)" "$(OUTPUT_BIN)/$@" > "$(OUTPUT_BIN)/$@.txt"
"$(AR)" -v -r "$(OUTPUT_BIN)/$@" $^
"$(NM)" "$(OUTPUT_BIN)/$@" > "$(OUTPUT_BIN)/$@.txt"
.PHONY: clean

54
hardware/atmel/sam/variants/sam3x_ek/linker_scripts/gcc/flash.ld
View File

@ -1,12 +1,12 @@
/* ----------------------------------------------------------------------------
* ATMEL Microcontroller Software Support
* SAM Software Package License
* ----------------------------------------------------------------------------
* Copyright (c) 2009, Atmel Corporation
* Copyright (c) 2012, Atmel Corporation
*
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* modification, are permitted provided that the following condition is met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the disclaimer below.
@ -27,10 +27,6 @@
* ----------------------------------------------------------------------------
*/
/*------------------------------------------------------------------------------
* Linker script for running in internal FLASH on the SAM3U4
*----------------------------------------------------------------------------*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
SEARCH_DIR(.)
@ -38,22 +34,20 @@ SEARCH_DIR(.)
/* Memory Spaces Definitions */
MEMORY
{
flash0 (W!RX) : ORIGIN = 0x00080000, LENGTH = 0x00020000 /* Flash0, 128K */
flash1 (W!RX) : ORIGIN = 0x00100000, LENGTH = 0x00020000 /* Flash1, 128K */
sram0 (W!RX) : ORIGIN = 0x20000000, LENGTH = 0x00008000 /* Sram0, 32K */
sram1 (W!RX) : ORIGIN = 0x20080000, LENGTH = 0x00004000 /* Sram1, 16K */
rom (rx) : ORIGIN = ORIGIN(flash1)-LENGTH(flash0), LENGTH = LENGTH(flash0)+LENGTH(flash1) /* Flash, 256K */
ram (rwx) : ORIGIN = ORIGIN( sram1)-LENGTH( sram0), LENGTH = LENGTH( sram0)+LENGTH( sram1) /* sram, 48K */
rom (rx) : ORIGIN = 0x00080000, LENGTH = 0x00080000 /* Flash, 512K */
sram0 (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00010000 /* sram0, 64K */
sram1 (rwx) : ORIGIN = 0x20080000, LENGTH = 0x00008000 /* sram1, 32K */
ram (rwx) : ORIGIN = 0x20070000, LENGTH = 0x00018000 /* sram, 96K */
}
/* The stack size used by the application. NOTE: you need to adjust */
STACK_SIZE = 0x2000;
STACK_SIZE = DEFINED(STACK_SIZE) ? STACK_SIZE : 0x2000 ;
/* Section Definitions */
SECTIONS
{
.text :
{
/* Section Definitions */
SECTIONS
{
.text :
{
. = ALIGN(4);
_sfixed = .;
KEEP(*(.vectors .vectors.*))
@ -99,17 +93,17 @@ SECTIONS
. = ALIGN(4);
_efixed = .; /* End of text section */
} > flash0
} > rom
/* .ARM.exidx is sorted, so has to go in its own output section. */
PROVIDE_HIDDEN (__exidx_start = .);
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > flash0
} > rom
PROVIDE_HIDDEN (__exidx_end = .);
. = ALIGN(4);
. = ALIGN(4);
_etext = .;
.relocate : AT (_etext)
@ -120,11 +114,11 @@ SECTIONS
*(.data .data.*);
. = ALIGN(4);
_erelocate = .;
} > sram0
} > ram
/* .bss section which is used for uninitialized data */
/* .bss section which is used for uninitialized data */
.bss (NOLOAD) :
{
{
. = ALIGN(4);
_sbss = . ;
_szero = .;
@ -133,18 +127,18 @@ SECTIONS
. = ALIGN(4);
_ebss = . ;
_ezero = .;
} > sram0
} > ram
/* stack section */
.stack (NOLOAD):
{
. = ALIGN(8);
_sstack = .;
_sstack = .;
. = . + STACK_SIZE;
. = ALIGN(8);
_estack = .;
} > sram1
} > ram
. = ALIGN(4);
_end = . ;
. = ALIGN(4);
_end = . ;
}

25
hardware/atmel/sam/variants/sam3x_ek/variant.cpp
View File

@ -51,22 +51,27 @@ extern const PinDescription g_APinDescription[]=
// 0/1 - UART (Serial)
{ PIOA, PIO_PA8A_URXD, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // URXD
{ PIOA, PIO_PA9A_UTXD, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // UTXD
// 2/5 - LEDS
{ PIOB, PIO_PB13, ID_PIOB, PIO_OUTPUT_1, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // USER_LED1
{ PIOB, PIO_PB12, ID_PIOB, PIO_OUTPUT_1, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // USER_LED2
{ PIOA, PIO_PA12, ID_PIOA, PIO_OUTPUT_1, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // USER_LED3
{ PIOA, PIO_PA13, ID_PIOA, PIO_OUTPUT_0, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // POWER_LED
// USART0 (Serial2)
// 6/7 - USART0 (Serial2)
{ PIOA, PIO_PA10A_RXD0, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // URXD
{ PIOA, PIO_PA11A_TXD0, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC }, // UTXD
// x .. x - "All pins" masks
// x - UART (Serial) all pins
// 8 - UART (Serial) all pins
{ PIOA, PIO_PA8A_URXD|PIO_PA9A_UTXD, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT, (PIN_ATTR_DIGITAL|PIN_ATTR_COMBO), NO_ADC, NO_ADC, NO_PWM, NO_TC },
// x - USART0 (Serial2) all pins
// 9 - USART0 (Serial2) all pins
{ PIOA, PIO_PA11A_TXD0|PIO_PA10A_RXD0, ID_PIOA, PIO_PERIPH_A, PIO_DEFAULT, (PIN_ATTR_DIGITAL|PIN_ATTR_COMBO), NO_ADC, NO_ADC, NO_PWM, NO_TC },
// 10 - Analog pins
// ----------------------
{ PIOA, PIO_PA3, ID_PIOA, PIO_INPUT, PIO_DEFAULT, PIN_ATTR_ANALOG, ADC0, ADC7, NO_PWM, NO_TC }, // AD0
{ NULL, 0, 0, PIO_NOT_A_PIN, PIO_DEFAULT, PIN_ATTR_DIGITAL, NO_ADC, NO_ADC, NO_PWM, NO_TC } // END
} ;
@ -75,12 +80,12 @@ extern const PinDescription g_APinDescription[]=
*/
RingBuffer rx_buffer1 ;
UARTClass Serial( UART, UART_IRQn, ID_UART, &rx_buffer1 ) ;
UARTClass Serial1( UART, UART_IRQn, ID_UART, &rx_buffer1 ) ;
// IT handlers
void UART_Handler(void)
{
Serial.IrqHandler() ;
Serial1.IrqHandler() ;
}
// ----------------------------------------------------------------------------
@ -137,11 +142,11 @@ extern void init( void )
g_APinDescription[PINS_USART0].ulPinConfiguration ) ;
// Switch off Power LED
PIO_Configure( g_APinDescription[PIN_LED_RED].pPort,
PIO_Configure( g_APinDescription[PIN_LED_RED].pPort,
g_APinDescription[PIN_LED_RED].ulPinType,
g_APinDescription[PIN_LED_RED].ulPin,
g_APinDescription[PIN_LED_RED].ulPin,
g_APinDescription[PIN_LED_RED].ulPinConfiguration ) ;
PIO_Clear( g_APinDescription[PIN_LED_RED].pPort, g_APinDescription[PIN_LED_RED].ulPin ) ;
}
#ifdef __cplusplus

29
hardware/atmel/sam/variants/sam3x_ek/variant.h
View File

@ -16,8 +16,8 @@
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _VARIANT_SAM3U_EK_
#define _VARIANT_SAM3U_EK_
#ifndef _VARIANT_SAM3X_EK_
#define _VARIANT_SAM3X_EK_
/*----------------------------------------------------------------------------
* Headers
@ -86,18 +86,39 @@
#define PINS_USART0 (9u)
/*
* Analog pins
*/
static const uint8_t A0 = 10;
/*
* PWM
*/
#define PWM_INTERFACE PWM
#define PWM_INTERFACE_ID ID_PWM
#define PWM_FREQUENCY 1000
#define PWM_MAX_DUTY_CYCLE 255
#define PWM_MIN_DUTY_CYCLE 0
/*
* TC
*/
#define TC_INTERFACE TC0
#define TC_INTERFACE_ID ID_TC0
#define TC_FREQUENCY 1000
#define TC_MAX_DUTY_CYCLE 255
#define TC_MIN_DUTY_CYCLE 0
/*----------------------------------------------------------------------------
* Arduino objects - C++ only
*----------------------------------------------------------------------------*/
#ifdef __cplusplus
extern UARTClass Serial ;
extern UARTClass Serial1 ;
extern USARTClass Serial2 ;
#endif
#endif /* _VARIANT_SAM3U_EK_ */
#endif /* _VARIANT_SAM3X_EK_ */