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| author | Tom Rini <trini@konsulko.com> | 2016-05-17 13:58:27 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-05-17 13:58:27 -0400 |
| commit | 4b6e1fda107e5244e80ebc41865650ac2873dc88 (patch) | |
| tree | f448089740af77c2987d12e2dd5b753b7659586f /arch/m68k/cpu/mcf532x/start.S | |
| parent | 27bec5c12757c80f598b704477c1bc6c250bcb4c (diff) | |
| parent | 341392dd115f1385c31bb0b034ec15f542730e30 (diff) | |
| download | talos-obmc-uboot-4b6e1fda107e5244e80ebc41865650ac2873dc88.tar.gz talos-obmc-uboot-4b6e1fda107e5244e80ebc41865650ac2873dc88.zip | |
Merge git://git.denx.de/u-boot-dm
Diffstat (limited to 'arch/m68k/cpu/mcf532x/start.S')
| -rw-r--r-- | arch/m68k/cpu/mcf532x/start.S | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/arch/m68k/cpu/mcf532x/start.S b/arch/m68k/cpu/mcf532x/start.S index 131ad6e392..f25bc541be 100644 --- a/arch/m68k/cpu/mcf532x/start.S +++ b/arch/m68k/cpu/mcf532x/start.S @@ -148,17 +148,34 @@ _start: move.l %d0, (%a1) move.l %d0, (%a2) - /* set stackpointer to end of internal ram to get some stackspace for the - first c-code */ - move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp - clr.l %sp@- + /* put relocation table address to a5 */ + move.l #__got_start, %a5 - move.l #__got_start, %a5 /* put relocation table address to a5 */ + /* setup stack initially on top of internal static ram */ + move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp + + /* + * if configured, malloc_f arena will be reserved first, + * then (and always) gd struct space will be reserved + */ + move.l %sp, -(%sp) + move.l #board_init_f_alloc_reserve, %a1 + jsr (%a1) + + /* update stack and frame-pointers */ + move.l %d0, %sp + move.l %sp, %fp + + /* initialize reserved area */ + move.l %d0, -(%sp) + move.l #board_init_f_init_reserve, %a1 + jsr (%a1) /* run low-level CPU init code (from flash) */ move.l #cpu_init_f, %a1 jsr (%a1) /* run low-level board init code (from flash) */ + clr.l %sp@- move.l #board_init_f, %a1 jsr (%a1) |
