diff options
Diffstat (limited to 'cpu/mpc85xx')
| -rw-r--r-- | cpu/mpc85xx/start.S | 6 | ||||
| -rw-r--r-- | cpu/mpc85xx/u-boot.lds | 12 |
2 files changed, 15 insertions, 3 deletions
diff --git a/cpu/mpc85xx/start.S b/cpu/mpc85xx/start.S index c9e91a9..6a86528 100644 --- a/cpu/mpc85xx/start.S +++ b/cpu/mpc85xx/start.S @@ -977,15 +977,17 @@ in_ram: sub r11,r3,r11 addi r3,r3,-4 1: lwzu r0,4(r3) + cmpwi r0,0 + beq- 2f add r0,r0,r11 stw r0,0(r3) - bdnz 1b +2: bdnz 1b /* * Now adjust the fixups and the pointers to the fixups * in case we need to move ourselves again. */ -2: li r0,__fixup_entries@sectoff@l + li r0,__fixup_entries@sectoff@l lwz r3,GOT(_FIXUP_TABLE_) cmpwi r0,0 mtctr r0 diff --git a/cpu/mpc85xx/u-boot.lds b/cpu/mpc85xx/u-boot.lds index ec47871..183dce9 100644 --- a/cpu/mpc85xx/u-boot.lds +++ b/cpu/mpc85xx/u-boot.lds @@ -62,7 +62,6 @@ SECTIONS .text : { *(.text) - *(.fixup) *(.got1) } :text _etext = .; @@ -132,6 +131,17 @@ SECTIONS . = RESET_VECTOR_ADDRESS + 0x4; + /* + * Make sure that the bss segment isn't linked at 0x0, otherwise its + * address won't be updated during relocation fixups. Note that + * this is a temporary fix. Code to dynamically the fixup the bss + * location will be added in the future. When the bss relocation + * fixup code is present this workaround should be removed. + */ +#if (RESET_VECTOR_ADDRESS == 0xfffffffc) + . |= 0x10; +#endif + __bss_start = .; .bss (NOLOAD) : { |