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| author | Wolfgang Denk <wd@pollux.denx.de> | 2006-03-13 00:46:05 +0100 |
|---|---|---|
| committer | Wolfgang Denk <wd@pollux.denx.de> | 2006-03-13 00:46:05 +0100 |
| commit | b38dbd4622a2abeedf9fcb1806958d9afac0bbd4 (patch) | |
| tree | 5141e4352c2db17593f8c30b0f19cb6ab3ba354d | |
| parent | f07217c9e2912af5b2f05d61829f62cc865b481f (diff) | |
| download | u-boot-imx-b38dbd4622a2abeedf9fcb1806958d9afac0bbd4.zip u-boot-imx-b38dbd4622a2abeedf9fcb1806958d9afac0bbd4.tar.gz u-boot-imx-b38dbd4622a2abeedf9fcb1806958d9afac0bbd4.tar.bz2 | |
Fix bug in [id]cache_status commands for MPC85xx processors;
should look at LSB of L1CSRn registers to determine if L1 cache is
enabled, not the MSB.
Patch by Murray Jensen, 19 Jul 2005
| -rw-r--r-- | CHANGELOG | 5 | ||||
| -rw-r--r-- | cpu/mpc85xx/start.S | 4 |
2 files changed, 7 insertions, 2 deletions
@@ -2,6 +2,11 @@ Changes since U-Boot 1.1.4: ====================================================================== +* Fix bug in [id]cache_status commands for MPC85xx processors; + should look at LSB of L1CSRn registers to determine if L1 cache is + enabled, not the MSB. + Patch by Murray Jensen, 19 Jul 2005 + * Fix array overflow with fw_setenv on uninitialised environment Patch by Murray Jensen, 15 Jul 2005 diff --git a/cpu/mpc85xx/start.S b/cpu/mpc85xx/start.S index 7ac6573..f96a4c3 100644 --- a/cpu/mpc85xx/start.S +++ b/cpu/mpc85xx/start.S @@ -715,7 +715,7 @@ icache_disable: .globl icache_status icache_status: mfspr r3,L1CSR1 - srwi r3, r3, 31 /* >>31 => select bit 0 */ + andi. r3,r3,1 blr .globl dcache_enable @@ -748,7 +748,7 @@ dcache_disable: .globl dcache_status dcache_status: mfspr r3,L1CSR0 - srwi r3, r3, 31 /* >>31 => select bit 0 */ + andi. r3,r3,1 blr .globl get_pir |