diff options
| author | Thom Johansen <thomj@rockbox.org> | 2005-09-07 00:24:27 +0000 |
|---|---|---|
| committer | Thom Johansen <thomj@rockbox.org> | 2005-09-07 00:24:27 +0000 |
| commit | 735208a541df024f1cd3b9624054b6ed9724ad1e (patch) | |
| tree | 01b8b91e8f473207553e2c94a5f6f00a6f60f3b4 /firmware | |
| parent | 4cd06c41f62c217681ec91557e89dc4461bab6d3 (diff) | |
| download | rockbox-735208a541df024f1cd3b9624054b6ed9724ad1e.tar.gz rockbox-735208a541df024f1cd3b9624054b6ed9724ad1e.zip | |
Adapted codecs and DSP system to having MACSR saved in thread context.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7485 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'firmware')
| -rw-r--r-- | firmware/export/system.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/firmware/export/system.h b/firmware/export/system.h index 895b3f7529..07b7094615 100644 --- a/firmware/export/system.h +++ b/firmware/export/system.h @@ -125,8 +125,21 @@ enum { : /* %0 */ "d"(mask), \ /* %1 */ "a"(address)) -static inline void mcf5249_init_mac(void) { - asm volatile ("move.l #0x20, %macsr;"); /* frac, truncate, no saturation */ +#define EMAC_ROUND 0x10 +#define EMAC_FRACTIONAL 0x20 +#define EMAC_SATURATE 0x80 + +static inline void coldfire_set_macsr(const unsigned long flags) +{ + asm volatile ("move.l %0, %%macsr" : : "r" (flags)); +} + +static inline unsigned long coldfire_get_macsr(void) +{ + unsigned long m; + + asm volatile ("move.l %%macsr, %0" : "=r" (m)); + return m; } #endif |