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Implement grub_machine_get_bootlocation for ARC.

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Vladimir 'phcoder' Serbinenko 2013-04-27 19:12:11 +02:00
parent dc2a6c8b0e
commit 17f9fd29d3
8 changed files with 207 additions and 9 deletions
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22
grub-core/boot/mips/startup_raw.S
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@ -196,6 +196,21 @@ do_check:
argfw:
not $s7, $a2
cmdlinedone:
#endif
#ifdef GRUB_MACHINE_ARC
lui $t0, %hi(_start - 256)
addiu $t0, $t0, %lo(_start - 256)
addiu $t3, $t0, 255
lw $t1, 0($a1)
1:
bne $t0, $t3, 2f
lb $t2, 0($t1)
move $t2, $zero
2:
sb $t2, 0($t0)
addiu $t0, $t0, 1
bnez $t2, 1b
addiu $t1, $t1, 1
#endif
/* Copy the decompressor. */
lui $t1, %hi(base)
@ -253,10 +268,15 @@ cmdlinedone:
lui $t0, %hi(EXT_C(grub_decompress_core))
addiu $t0, $t0, %lo(EXT_C(grub_decompress_core))
#ifdef GRUB_MACHINE_ARC
lui $sp, %hi(_start - 512)
jalr $t0
addiu $sp, $sp, %lo(_start - 512)
#else
lui $sp, %hi(_start - 256)
jalr $t0
addiu $sp, $sp, %lo(_start - 256)
#endif
move $a0, $s1
move $a1, $s6