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Add AVR32 start function

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2970 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo 2010-10-06 01:41:14 +00:00
parent b95de98dc8
commit f4b9babd31
2 changed files with 11 additions and 14 deletions
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4
configs/avr32dev1/ostest/defconfig
View File

@ -725,7 +725,7 @@ CONFIG_EXAMPLES_USBSERIAL_TRACEINTERRUPTS=n
#
# CONFIG_BOOT_RUNFROMFLASH - Some configurations support XIP
# operation from FLASH but must copy initialized .data sections to RAM.
# (should also be =n for the AVR32 which always runs from flash)
# (should always be =y for this AVR32 which always runs from flash)
# CONFIG_BOOT_COPYTORAM - Some configurations boot in FLASH
# but copy themselves entirely into RAM for better performance.
# CONFIG_CUSTOM_STACK - The up_ implementation will handle
@ -742,7 +742,7 @@ CONFIG_EXAMPLES_USBSERIAL_TRACEINTERRUPTS=n
# CONFIG_HEAP_BASE - The beginning of the heap
# CONFIG_HEAP_SIZE - The size of the heap
#
CONFIG_BOOT_RUNFROMFLASH=n
CONFIG_BOOT_RUNFROMFLASH=y
CONFIG_BOOT_COPYTORAM=n
CONFIG_CUSTOM_STACK=n
CONFIG_STACK_POINTER=

21
configs/avr32dev1/ostest/ld.script
View File

@ -33,21 +33,18 @@
*
****************************************************************************/
/* The AT91UC3B0256 has 256Kb of FLASH beginning at address 0x0000:0000 and
* 64Kb of total SRAM: 32Kb of SRAM in the CPU block beginning at address
* 0x10000000 and 32Kb of AHB SRAM in two banks of 16Kb beginning at addresses
* 0x20070000 and 0x20080000. Here we assume that .data and .bss will all fit
* into the 32Kb CPU SRAM address range.
*/
OUTPUT_FORMAT("elf32-avr32", "elf32-avr32", "elf32-avr32")
OUTPUT_ARCH(avr32:uc)
ENTRY(_stext)
MEMORY
{
flash (rx) : ORIGIN = 0x00000000, LENGTH = 256K
sram (rwx) : ORIGIN = 0x10000000, LENGTH = 32K
flash (rxai!w) : ORIGIN = 0x80000000, LENGTH = 0x00020000
intram (wxa!ri) : ORIGIN = 0x00000004, LENGTH = 0x00007FFC
userpage : ORIGIN = 0x80800000, LENGTH = 0x00000200
factorypage : ORIGIN = 0x80800200, LENGTH = 0x00000200
}
OUTPUT_ARCH(avr32)
ENTRY(_stext)
SECTIONS
{
.text : {
@ -74,7 +71,7 @@ SECTIONS
*(.gnu.linkonce.d.*)
CONSTRUCTORS
_edata = ABSOLUTE(.);
} > sram AT > flash
} > intram AT > flash
.bss : { /* BSS */
_sbss = ABSOLUTE(.);
@ -82,7 +79,7 @@ SECTIONS
*(.gnu.linkonce.b.*)
*(COMMON)
_ebss = ABSOLUTE(.);
} > sram
} > intram
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }