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| author | Jens Arnold <amiconn@rockbox.org> | 2007-10-15 21:16:50 +0000 |
|---|---|---|
| committer | Jens Arnold <amiconn@rockbox.org> | 2007-10-15 21:16:50 +0000 |
| commit | b85b6be3aa05510a1aca173a6f5a762c4448fdae (patch) | |
| tree | 7d6b3571c1f0572c4ae6e99fce885493b5664e37 /firmware/target/coldfire/crt0.S | |
| parent | c08c081211d1eba8115569af9eaeae60e7cf4a9b (diff) | |
| download | rockbox-b85b6be3aa05510a1aca173a6f5a762c4448fdae.tar.gz rockbox-b85b6be3aa05510a1aca173a6f5a762c4448fdae.zip | |
Coldfire targets: enable buffered writes by default. Speeds up all sorts of I/O that writes to ports: LCD update (except the functions using DMA on H300), ATA writes, .... Some timings had to be adjusted for the new configuration.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15129 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware/target/coldfire/crt0.S')
| -rw-r--r-- | firmware/target/coldfire/crt0.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/firmware/target/coldfire/crt0.S b/firmware/target/coldfire/crt0.S index 215ccfe432..1393bc8bbd 100644 --- a/firmware/target/coldfire/crt0.S +++ b/firmware/target/coldfire/crt0.S | |||
| @@ -218,8 +218,8 @@ start: | |||
| 218 | move.l #0x01000000,%d0 | 218 | move.l #0x01000000,%d0 |
| 219 | movec.l %d0,%cacr | 219 | movec.l %d0,%cacr |
| 220 | 220 | ||
| 221 | /* Enable cache, default=non-cacheable,no buffered writes */ | 221 | /* Enable cache, default=non-cacheable, buffered writes */ |
| 222 | move.l #0x80000000,%d0 | 222 | move.l #0x80000100,%d0 |
| 223 | movec.l %d0,%cacr | 223 | movec.l %d0,%cacr |
| 224 | 224 | ||
| 225 | /* Cache enabled in SDRAM only, buffered writes enabled */ | 225 | /* Cache enabled in SDRAM only, buffered writes enabled */ |