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| author | Peter Tyser <ptyser@xes-inc.com> | 2009-08-21 23:05:20 -0500 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2009-09-04 21:46:32 +0200 |
| commit | a483a167bc8d808145ca1224a2c238cda90aa60c (patch) | |
| tree | fde71dcae066c865872f5c990c593e98a0750265 /lib_ppc/board.c | |
| parent | 5e93bd1c9aaea886c5e5c7c1b6114ab36c30668f (diff) | |
| download | u-boot-imx-a483a167bc8d808145ca1224a2c238cda90aa60c.zip u-boot-imx-a483a167bc8d808145ca1224a2c238cda90aa60c.tar.gz u-boot-imx-a483a167bc8d808145ca1224a2c238cda90aa60c.tar.bz2 | |
Standardize mem_malloc_init() implementation
This lays the groundwork to allow architectures to share a common
mem_malloc_init().
Note that the x86 implementation was not modified as it did not fit the
mold of all other architectures.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_ppc/board.c')
| -rw-r--r-- | lib_ppc/board.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/lib_ppc/board.c b/lib_ppc/board.c index f0cc3ce..6cf7730 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -144,17 +144,13 @@ ulong monitor_flash_len; /* * The Malloc area is immediately below the monitor copy in DRAM */ -static void mem_malloc_init (void) +static void mem_malloc_init(ulong start, ulong size) { -#if !defined(CONFIG_RELOC_FIXUP_WORKS) - mem_malloc_end = CONFIG_SYS_MONITOR_BASE + gd->reloc_off; -#endif - mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN; - mem_malloc_brk = mem_malloc_start; + mem_malloc_start = start; + mem_malloc_end = start + size; + mem_malloc_brk = start; - memset ((void *) mem_malloc_start, - 0, - mem_malloc_end - mem_malloc_start); + memset ((void *)mem_malloc_start, 0, size); } /* @@ -650,6 +646,7 @@ void board_init_r (gd_t *id, ulong dest_addr) #ifndef CONFIG_ENV_IS_NOWHERE extern char * env_name_spec; #endif + ulong malloc_start; #ifndef CONFIG_SYS_NO_FLASH ulong flash_size; @@ -662,9 +659,11 @@ void board_init_r (gd_t *id, ulong dest_addr) #if defined(CONFIG_RELOC_FIXUP_WORKS) gd->reloc_off = 0; - mem_malloc_end = dest_addr; + malloc_start = dest_addr - TOTAL_MALLOC_LEN; #else gd->reloc_off = dest_addr - CONFIG_SYS_MONITOR_BASE; + malloc_start = CONFIG_SYS_MONITOR_BASE + gd->reloc_off - + TOTAL_MALLOC_LEN; #endif #ifdef CONFIG_SERIAL_MULTI @@ -760,7 +759,7 @@ void board_init_r (gd_t *id, ulong dest_addr) asm ("sync ; isync"); /* initialize malloc() area */ - mem_malloc_init (); + mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN); malloc_bin_reloc (); #if !defined(CONFIG_SYS_NO_FLASH) |