diff options
Diffstat (limited to 'include/configs/lwmon5.h')
| -rw-r--r-- | include/configs/lwmon5.h | 36 |
1 files changed, 16 insertions, 20 deletions
diff --git a/include/configs/lwmon5.h b/include/configs/lwmon5.h index 00c34d5..0bf536b 100644 --- a/include/configs/lwmon5.h +++ b/include/configs/lwmon5.h @@ -71,15 +71,20 @@ /*----------------------------------------------------------------------- * Initial RAM & stack pointer *----------------------------------------------------------------------*/ -/* 440EPx/440GRx have 16KB of internal SRAM, so no need for D-Cache */ -#define CFG_INIT_RAM_ADDR CFG_OCM_BASE /* OCM */ -#define CFG_OCM_DATA_ADDR CFG_OCM_BASE - +/* + * On LWMON5 we use D-cache as init-ram and stack pointer. We also move + * the POST_WORD from OCM to a 440EPx register that preserves it's + * content during reset (GPT0_COM6). This way we reserve the OCM (16k) + * for logbuffer only. + */ +#define CFG_INIT_RAM_DCACHE 1 /* d-cache as init ram */ +#define CFG_INIT_RAM_ADDR 0x70000000 /* DCache */ #define CFG_INIT_RAM_END (4 << 10) -#define CFG_GBL_DATA_SIZE 256 /* num bytes initial data */ +#define CFG_GBL_DATA_SIZE 256 /* num bytes initial data*/ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) -#define CFG_POST_WORD_ADDR (CFG_GBL_DATA_OFFSET - 0x4) -#define CFG_INIT_SP_OFFSET CFG_POST_WORD_ADDR +#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET +#define CFG_POST_ALT_WORD_ADDR (CFG_PERIPHERAL_BASE + GPT0_COMP6) + /* unused GPT0 COMP reg */ /*----------------------------------------------------------------------- * Serial Port @@ -153,7 +158,7 @@ CFG_POST_SPR | \ CFG_POST_UART) -#define CFG_POST_CACHE_ADDR 0x10000000 /* free virtual address */ +#define CFG_POST_CACHE_ADDR 0x7fff0000 /* free virtual address */ #define CONFIG_LOGBUFFER #define CFG_CONSOLE_IS_IN_ENV /* Otherwise it catches logbuffer as output */ @@ -414,7 +419,7 @@ /*----------------------------------------------------------------------- * PPC440 GPIO Configuration */ -#define CFG_440_GPIO_TABLE { /* Out GPIO Alternate1 Alternate2 Alternate3 */ \ +#define CFG_4xx_GPIO_TABLE { /* Out GPIO Alternate1 Alternate2 Alternate3 */ \ { \ /* GPIO Core 0 */ \ {GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO0 EBC_ADDR(7) DMA_REQ(2) */ \ @@ -432,7 +437,7 @@ {GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO12 */ \ {GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO13 */ \ {GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO14 */ \ -{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO15 */ \ +{GPIO0_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO15 */ \ {GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO16 GMCTxD(4) */ \ {GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO17 GMCTxD(5) */ \ {GPIO0_BASE, GPIO_OUT, GPIO_ALT1, GPIO_OUT_0}, /* GPIO18 GMCTxD(6) */ \ @@ -473,7 +478,7 @@ {GPIO1_BASE, GPIO_IN, GPIO_SEL , GPIO_OUT_0}, /* GPIO50 Unselect via TraceSelect Bit */ \ {GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO51 Unselect via TraceSelect Bit */ \ {GPIO1_BASE, GPIO_IN , GPIO_SEL , GPIO_OUT_0}, /* GPIO52 Unselect via TraceSelect Bit */ \ -{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO53 Unselect via TraceSelect Bit */ \ +{GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO53 Unselect via TraceSelect Bit */ \ {GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO54 Unselect via TraceSelect Bit */ \ {GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_1}, /* GPIO55 Unselect via TraceSelect Bit */ \ {GPIO1_BASE, GPIO_OUT, GPIO_SEL , GPIO_OUT_0}, /* GPIO56 Unselect via TraceSelect Bit */ \ @@ -487,15 +492,6 @@ } \ } -/*----------------------------------------------------------------------- - * Cache Configuration - *----------------------------------------------------------------------*/ -#define CFG_DCACHE_SIZE (32<<10) /* For AMCC 440 CPUs */ -#define CFG_CACHELINE_SIZE 32 /* ... */ -#if defined(CONFIG_CMD_KGDB) -#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ -#endif - /* * Internal Definitions * |