diff options
Diffstat (limited to 'include/configs/sbc8548.h')
| -rw-r--r-- | include/configs/sbc8548.h | 20 |
1 files changed, 17 insertions, 3 deletions
diff --git a/include/configs/sbc8548.h b/include/configs/sbc8548.h index d10792a..aeac2de 100644 --- a/include/configs/sbc8548.h +++ b/include/configs/sbc8548.h @@ -330,7 +330,14 @@ #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_END - CONFIG_SYS_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET -#define CONFIG_SYS_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */ +/* + * For soldered on flash, (128kB/sector) we use 2 sectors for u-boot and + * one for env+bootpg (TEXT_BASE=0xfffa_0000, 384kB total). For SODIMM + * flash (512kB/sector) we use 1 sector for u-boot, and one for env+bootpg + * (TEXT_BASE=0xfff0_0000, 1MB total). This dynamically sets the right + * thing for MONITOR_LEN in both cases. + */ +#define CONFIG_SYS_MONITOR_LEN (~TEXT_BASE + 1) #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* Reserved for malloc */ /* Serial Port */ @@ -448,9 +455,16 @@ * Environment */ #define CONFIG_ENV_IS_IN_FLASH 1 -#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000) -#define CONFIG_ENV_SECT_SIZE 0x40000 /* 256K(one sector) for env */ #define CONFIG_ENV_SIZE 0x2000 +#if TEXT_BASE == 0xfff00000 /* Boot from 64MB SODIMM */ +#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x80000) +#define CONFIG_ENV_SECT_SIZE 0x80000 /* 512K(one sector) for env */ +#elif TEXT_BASE == 0xfffa0000 /* Boot from 8MB soldered flash */ +#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE + 0x40000) +#define CONFIG_ENV_SECT_SIZE 0x20000 /* 128K(one sector) for env */ +#else +#warning undefined environment size/location. +#endif #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ |