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| author | Marcus Comstedt | 2006-06-30 20:21:42 +0000 |
|---|---|---|
| committer | Marcus Comstedt | 2006-06-30 20:21:42 +0000 |
| commit | 25f68b08ab8c1fc35aab2d060b0f38ebf7856785 (patch) | |
| tree | 7a5847167a031aaa1eaeb6e3cb1a5bd8e8161330 /backends/platform/dc/cache.S | |
| parent | 8c5ead1f70ec3bb49e6633af0192bbcc90f4a1bf (diff) | |
| download | scummvm-rg350-25f68b08ab8c1fc35aab2d060b0f38ebf7856785.tar.gz scummvm-rg350-25f68b08ab8c1fc35aab2d060b0f38ebf7856785.tar.bz2 scummvm-rg350-25f68b08ab8c1fc35aab2d060b0f38ebf7856785.zip | |
Moved backends/dc into new platform directory.
svn-id: r23357
Diffstat (limited to 'backends/platform/dc/cache.S')
| -rw-r--r-- | backends/platform/dc/cache.S | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/backends/platform/dc/cache.S b/backends/platform/dc/cache.S new file mode 100644 index 0000000000..1af1678ced --- /dev/null +++ b/backends/platform/dc/cache.S @@ -0,0 +1,38 @@ + + .globl _flush_instruction_cache + + .align 2 + + ! Flush the SH instruction cache + +_flush_instruction_cache: + mova fcc,r0 + mov.l p2_mask,r1 + or r1,r0 + jmp @r0 + nop + nop +fcc: + mov.l ccr_addr,r0 + mov.l ccr_data,r1 + mov.l r1,@r0 + nop + nop + nop + nop + nop + nop + nop + nop + rts + nop + + .align 2 + +p2_mask: + .long 0xa0000000 +ccr_addr: + .long 0xff00001c +ccr_data: + .word 0x0905 + |