X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;ds=sidebyside;f=bertos%2Fcpu%2Farm%2Fscripts%2Fat91sam7_256_rom.ld;fp=bertos%2Fcpu%2Farm%2Fscripts%2Fat91sam7_256_rom.ld;h=815aa42307b05e0cc651bd4668150ae62765c7df;hb=345f93de1963f49bdb194d2b06c8c5d7ba0a3e5f;hp=0000000000000000000000000000000000000000;hpb=791e167e053bdd9250d34a9a5ccae6ccde4d6679;p=bertos.git diff --git a/bertos/cpu/arm/scripts/at91sam7_256_rom.ld b/bertos/cpu/arm/scripts/at91sam7_256_rom.ld new file mode 100644 index 00000000..815aa423 --- /dev/null +++ b/bertos/cpu/arm/scripts/at91sam7_256_rom.ld @@ -0,0 +1,143 @@ +/** + * \file + * + * + * \version $Id: sysirq_at91.c 18273 2007-10-11 14:53:02Z batt $ + * + * \author Daniele Basile + * + * \brief Script linker for Atmel AT91SAM7_256 family processors. + * + */ + + +ENTRY(_init) +SEARCH_DIR(.) +OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") +OUTPUT_ARCH(arm) + +/* + * Define memory configuration for AT91SAM7_256 family + */ +MEMORY +{ + rom(rx) : org = 0x00100000, len = 256k + ram(rwx) : org = 0x00200000, len = 64k +} + + +/* + * Define stack size here + */ +FIQ_STACK_SIZE = 0x0100; +IRQ_STACK_SIZE = 0x0100; +ABT_STACK_SIZE = 0x0100; +UND_STACK_SIZE = 0x0100; +SVC_STACK_SIZE = 0x0400; + +/* + * Allocate section memory + */ +SECTIONS +{ + .text : + { + KEEP(*(.vectors)); + . = ALIGN (4); + KEEP(*(.init)); + . = ALIGN (4); + *(.rodata .rodata.*); + . = ALIGN (4); + *(.text .text.*); + . = ALIGN (4); + *(.glue_7t); + . = ALIGN(4); + *(.glue_7); + . = ALIGN(4); + } > rom + + _etext = .; + PROVIDE (__etext = .); + + .data : AT (__etext) + { + PROVIDE (__data_start = .); + *(.data .data.*) + . = ALIGN (4); + _edata = .; + PROVIDE (__data_end = .); + } > ram + + .bss : + { + PROVIDE (__bss_start = .); + *(.bss .bss.*) + . = ALIGN(4); + *(COMMON) + . = ALIGN(4); + PROVIDE (__bss_end = .); + } > ram + + /* + * Allocated stack at the end of bss section. + * Data heap is allocate at end of stack. + */ + PROVIDE (__stack_start = .); + + PROVIDE (__stack_fiq_start = .); + . += FIQ_STACK_SIZE; + . = ALIGN(4); + PROVIDE (__stack_fiq_end = .); + + PROVIDE (__stack_irq_start = .); + . += IRQ_STACK_SIZE; + . = ALIGN(4); + PROVIDE (__stack_irq_end = .); + + PROVIDE (__stack_abt_start = .); + . += ABT_STACK_SIZE; + . = ALIGN(4); + PROVIDE (__stack_abt_end = .); + + PROVIDE (__stack_und_start = .); + . += UND_STACK_SIZE; + . = ALIGN(4); + PROVIDE (__stack_und_end = .); + + PROVIDE (__stack_svc_start = .); + . += SVC_STACK_SIZE; + . = ALIGN(4); + PROVIDE (__stack_svc_end = .); + + PROVIDE (__stack_end = .); + + PROVIDE (__heap_start = .); +}