diff options
| author | Dave Mitchell <dmitch71@gmail.com> | 2008-11-20 14:00:49 -0600 |
|---|---|---|
| committer | Stefan Roese <sr@denx.de> | 2008-11-21 10:52:33 +0100 |
| commit | b14ca4b61a681f75f3125676e09d7ce6af66e927 (patch) | |
| tree | 64bdc03bfd8407ef9116c6b7a7afa80a0c2a373f /board/amcc/luan | |
| parent | 711e2b2af820d21d9931d4cf8057d3894600fd54 (diff) | |
| download | u-boot-imx-b14ca4b61a681f75f3125676e09d7ce6af66e927.zip u-boot-imx-b14ca4b61a681f75f3125676e09d7ce6af66e927.tar.gz u-boot-imx-b14ca4b61a681f75f3125676e09d7ce6af66e927.tar.bz2 | |
ppc4xx: Added ppc4xx-isram.h for internal SRAM and L2 cache DCRs
Added include/asm-ppc/ppc4xx-isram.h and moved internal SRAM and
L2 cache DCRs from ppc440.h to this new header.
Also converted these DCR defines from lowercase to uppercase and
modified referencing modules to use them.
Signed-off-by: Dave Mitchell <dmitch71@gmail.com>
Signed-off-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'board/amcc/luan')
| -rw-r--r-- | board/amcc/luan/luan.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c index b28ebf9..de3e3d8 100644 --- a/board/amcc/luan/luan.c +++ b/board/amcc/luan/luan.c @@ -25,6 +25,7 @@ #include <command.h> #include <ppc4xx.h> #include <asm/processor.h> +#include <asm/ppc4xx-isram.h> #include <spd_sdram.h> #include "epld.h" @@ -255,7 +256,7 @@ static int on_off( const char *s ) ************************************************************************/ static void l2cache_disable(void) { - mtdcr( l2_cache_cfg, 0 ); + mtdcr( L2_CACHE_CFG, 0 ); } @@ -265,24 +266,24 @@ static void l2cache_disable(void) ************************************************************************/ static void l2cache_enable(void) /* see p258 7.4.1 Enabling L2 Cache */ { - mtdcr( l2_cache_cfg, 0x80000000 ); /* enable L2_MODE L2_CFG[L2M] */ + mtdcr( L2_CACHE_CFG, 0x80000000 ); /* enable L2_MODE L2_CFG[L2M] */ - mtdcr( l2_cache_addr, 0 ); /* set L2_ADDR with all zeros */ + mtdcr( L2_CACHE_ADDR, 0 ); /* set L2_ADDR with all zeros */ - mtdcr( l2_cache_cmd, 0x80000000 ); /* issue HCLEAR command via L2_CMD */ + mtdcr( L2_CACHE_CMD, 0x80000000 ); /* issue HCLEAR command via L2_CMD */ - while (!(mfdcr( l2_cache_stat ) & 0x80000000 )) ;; /* poll L2_SR for completion */ + while (!(mfdcr( L2_CACHE_STAT ) & 0x80000000 )) ;; /* poll L2_SR for completion */ - mtdcr( l2_cache_cmd, 0x10000000 ); /* clear cache errors L2_CMD[CCP] */ + mtdcr( L2_CACHE_CMD, 0x10000000 ); /* clear cache errors L2_CMD[CCP] */ - mtdcr( l2_cache_cmd, 0x08000000 ); /* clear tag errors L2_CMD[CTE] */ + mtdcr( L2_CACHE_CMD, 0x08000000 ); /* clear tag errors L2_CMD[CTE] */ - mtdcr( l2_cache_snp0, 0 ); /* snoop registers */ - mtdcr( l2_cache_snp1, 0 ); + mtdcr( L2_CACHE_SNP0, 0 ); /* snoop registers */ + mtdcr( L2_CACHE_SNP1, 0 ); __asm__ volatile ("sync"); /* msync */ - mtdcr( l2_cache_cfg, 0xe0000000 ); /* inst and data use L2 */ + mtdcr( L2_CACHE_CFG, 0xe0000000 ); /* inst and data use L2 */ __asm__ volatile ("sync"); } @@ -294,7 +295,7 @@ static void l2cache_enable(void) /* see p258 7.4.1 Enabling L2 Cache */ ************************************************************************/ static int l2cache_status(void) { - return (mfdcr( l2_cache_cfg ) & 0x60000000) != 0; + return (mfdcr( L2_CACHE_CFG ) & 0x60000000) != 0; } |