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| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2008-09-16 22:13:54 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2008-09-16 22:13:54 +0000 |
| commit | e1ee0b599c8eed360c024b417fc47392447aa5aa (patch) | |
| tree | bc597e545891c0d5aedaee1ae70047b954847070 /c/src/lib/libbsp/powerpc/gen5200/startup | |
| parent | 2008-09-16 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
| download | rtems-e1ee0b599c8eed360c024b417fc47392447aa5aa.tar.bz2 | |
2008-09-16 Joel Sherrill <joel.sherrill@oarcorp.com>
* startup/bspgetworkarea.c, startup/linkcmds.base: Do some prep work in
anticipation of gen5200 and gen83xx being able to shared
bsp_get_work_area() implementation.
Diffstat (limited to 'c/src/lib/libbsp/powerpc/gen5200/startup')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen5200/startup/bspgetworkarea.c | 12 | ||||
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen5200/startup/linkcmds.base | 5 |
2 files changed, 15 insertions, 2 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen5200/startup/bspgetworkarea.c b/c/src/lib/libbsp/powerpc/gen5200/startup/bspgetworkarea.c index 591ed811ef..935088ed06 100644 --- a/c/src/lib/libbsp/powerpc/gen5200/startup/bspgetworkarea.c +++ b/c/src/lib/libbsp/powerpc/gen5200/startup/bspgetworkarea.c @@ -10,6 +10,14 @@ #include <bsp/bootcard.h> #include <stdint.h> +/* + * These are provided by the linkcmds for ALL of the BSPs which use this file. + */ +extern char RamBase[]; +extern char WorkAreaBase[]; +extern char HeapSize[]; +extern char RamSize[]; + #if defined(HAS_UBOOT) extern bd_t *uboot_bdinfo_ptr; #endif @@ -31,12 +39,12 @@ void bsp_get_work_area( char *ram_end = (char *) uboot_bdinfo_ptr->bi_memstart + uboot_bdinfo_ptr->bi_memsize; #else /* HAS_UBOOT */ - char *ram_end = bsp_ram_end; + char *ram_end = (uintptr_t)RamBase + (uintptr_t)RamSize; #endif /* HAS_UBOOT */ *work_area_start = bsp_work_area_start; *work_area_size = ram_end - bsp_work_area_start; *heap_start = BSP_BOOTCARD_HEAP_USES_WORK_AREA; - *heap_size = BSP_BOOTCARD_HEAP_SIZE_DEFAULT; + *heap_size = HeapSize; } diff --git a/c/src/lib/libbsp/powerpc/gen5200/startup/linkcmds.base b/c/src/lib/libbsp/powerpc/gen5200/startup/linkcmds.base index 1a9e40ec66..88d366f4e1 100644 --- a/c/src/lib/libbsp/powerpc/gen5200/startup/linkcmds.base +++ b/c/src/lib/libbsp/powerpc/gen5200/startup/linkcmds.base @@ -22,6 +22,10 @@ bsp_dpram_size = LENGTH (DPRAM); bsp_section_align = 32; +RamBase = bsp_ram_start; +RamSize = bsp_ram_size; +HeapSize = DEFINED(HeapSize) ? HeapSize : 0x0; + SECTIONS { /* * BSP: MPC5200 registers @@ -268,6 +272,7 @@ SECTIONS { * BSP: Work area start */ bsp_work_area_start = .; + WorkAreaBase = .; /* Stabs debugging sections. */ .stab 0 : { *(.stab) } |