/boot/trunk/arch/ppc32/loader/asm.S |
---|
139,8 → 139,7 |
.global real_mode |
real_mode: |
DEBUG_INIT |
DEBUG_real_mode |
# copy kernel to proper location |
163,9 → 162,6 |
mtctr r31 |
lwz r29, 0(r5) |
DEBUG_INIT |
DEBUG_copy_loop |
copy_loop: |
lwz r28, 0(r29) |
179,8 → 175,6 |
beq copy_end |
bdnz copy_loop |
DEBUG_end_copy_loop |
addi r5, r5, 4 |
b page_copy |
187,8 → 181,6 |
copy_end: |
DEBUG_segments |
# initially fill segment registers |
li r31, 16 |
206,8 → 198,6 |
# invalidate block address translation registers |
DEBUG_bat |
li r30, 0 |
mtspr ibat0u, r30 |
236,8 → 226,6 |
# create identity mapping |
DEBUG_mapping |
# FIXME: map exactly the size of RAM |
lis r31, 0x8000 |
252,13 → 240,9 |
mtspr dbat0u, r31 |
mtspr dbat0l, r30 |
DEBUG_tlb |
tlbia |
tlbsync |
DEBUG_prepare |
# start the kernel |
# |
# r3 = bootinfo (pa) |