diff options
Diffstat (limited to 'sys/powerpc/aim/locore.S')
| -rw-r--r-- | sys/powerpc/aim/locore.S | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/sys/powerpc/aim/locore.S b/sys/powerpc/aim/locore.S index f4a2379..1a3c0bb 100644 --- a/sys/powerpc/aim/locore.S +++ b/sys/powerpc/aim/locore.S @@ -81,7 +81,7 @@ GLOBAL(esym) .long 0 /* end of symbol table */ GLOBAL(ofmsr) - .long 0 /* msr used in Open Firmware */ + .long 0, 0, 0, 0, 0 /* msr/sprg0-3 used in Open Firmware */ GLOBAL(powersave) .long 0 @@ -154,8 +154,17 @@ __start: mfmsr 0 lis 9,ofmsr@ha - stw 0,ofmsr@l(9) - + stwu 0,ofmsr@l(9) + + mfsprg0 0 /* save SPRG0-3 */ + stw 0,4(9) /* ofmsr[1] = sprg0 */ + mfsprg1 0 + stw 0,8(9) /* ofmsr[2] = sprg1 */ + mfsprg2 0 + stw 0,12(9) /* ofmsr[3] = sprg2 */ + mfsprg3 0 + stw 0,16(9) /* ofmsr[4] = sprg3 */ + bl OF_init lis 4,end@ha |
