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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-03-11 17:44:19 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-03-14 10:56:47 +0100 |
| commit | 9e256213b86c25ef5cb5c999ad523eff5a4a6555 (patch) | |
| tree | f07b2585b410b5a372a296ea8c334f64d1a0feff /c | |
| parent | mpc83xx: Add MPC83XX_HAS_NAND_LP_FLASH_ON_CS0 (diff) | |
| download | rtems-9e256213b86c25ef5cb5c999ad523eff5a4a6555.tar.bz2 | |
mpc83xx: Fix local access window 1 configuration
Diffstat (limited to 'c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen83xx/start/start.S | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/start/start.S b/c/src/lib/libbsp/powerpc/gen83xx/start/start.S index df06d29cb6..2c67bf8c5e 100644 --- a/c/src/lib/libbsp/powerpc/gen83xx/start/start.S +++ b/c/src/lib/libbsp/powerpc/gen83xx/start/start.S @@ -138,12 +138,22 @@ start_code_in_rom: #ifdef LBLAWAR0_VAL SET_IMM_REGW r31,r30,LBLAWAR0_OFF,LBLAWAR0_VAL #endif + +/* + * Local access window 1 is a special case since we used it for a temporary + * mapping. If we do not use it then restore the reset value. + */ #ifdef LBLAWBAR1_VAL SET_IMM_REGW r31,r30,LBLAWBAR1_OFF,LBLAWBAR1_VAL +#else + SET_IMM_REGW r31,r30,LBLAWBAR1_OFF,0 #endif #ifdef LBLAWAR1_VAL SET_IMM_REGW r31,r30,LBLAWAR1_OFF,LBLAWAR1_VAL +#else + SET_IMM_REGW r31,r30,LBLAWAR1_OFF,0 #endif + #ifdef LBLAWBAR2_VAL SET_IMM_REGW r31,r30,LBLAWBAR2_OFF,LBLAWBAR2_VAL #endif |