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| author | Linus Nielsen Feltzing <linus@haxx.se> | 2005-02-10 22:29:19 +0000 |
|---|---|---|
| committer | Linus Nielsen Feltzing <linus@haxx.se> | 2005-02-10 22:29:19 +0000 |
| commit | 4338f9c88598ef52f1c06572efd1c82f5621998f (patch) | |
| tree | cc21b7bc1e7c95a69361fe9a081ebe5731c08fb3 | |
| parent | b8a00d2afe600301e333a659421821df75d0a28f (diff) | |
| download | rockbox-4338f9c88598ef52f1c06572efd1c82f5621998f.tar.gz rockbox-4338f9c88598ef52f1c06572efd1c82f5621998f.zip | |
iRiver: Slightly faster LCD driver
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5889 a1c6a512-1295-4272-9138-f99709370657
| -rwxr-xr-x | firmware/drivers/lcd.S | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/firmware/drivers/lcd.S b/firmware/drivers/lcd.S index 1d301e2ef6..585b9d1e67 100755 --- a/firmware/drivers/lcd.S +++ b/firmware/drivers/lcd.S | |||
| @@ -359,9 +359,11 @@ lcd_write_data: | |||
| 359 | lea MBAR2,%a1 | 359 | lea MBAR2,%a1 |
| 360 | moveq #8,%d1 | 360 | moveq #8,%d1 |
| 361 | or.l %d1,(0xb4,%a1) | 361 | or.l %d1,(0xb4,%a1) |
| 362 | |||
| 363 | lea 0xf0000000,%a1 | ||
| 362 | .loop: | 364 | .loop: |
| 363 | move.b (%a0)+,%d1 | 365 | move.b (%a0)+,%d1 |
| 364 | move.w %d1,0xf0000000 | 366 | move.w %d1,(%a1) |
| 365 | subq.l #1,%d0 | 367 | subq.l #1,%d0 |
| 366 | bne .loop | 368 | bne .loop |
| 367 | rts | 369 | rts |