diff options
| -rw-r--r-- | board/sbc8548/tlb.c | 28 | ||||
| -rw-r--r-- | include/configs/sbc8548.h | 8 |
2 files changed, 29 insertions, 7 deletions
diff --git a/board/sbc8548/tlb.c b/board/sbc8548/tlb.c index ddcb532..a0b4e36 100644 --- a/board/sbc8548/tlb.c +++ b/board/sbc8548/tlb.c @@ -45,13 +45,15 @@ struct fsl_e_tlb_entry tlb_table[] = { 0, 0, BOOKE_PAGESZ_4K, 0), /* - * TLB 0: 16M Non-cacheable, guarded - * 0xff800000 16M TLB for 8MB FLASH + * TLB 0: 64M Non-cacheable, guarded + * 0xfc000000 56M 8MB -> 64MB of user flash + * 0xff800000 8M boot FLASH * Out of reset this entry is only 4K. */ - SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE, + SET_TLB_ENTRY(1, CONFIG_SYS_ALT_FLASH + 0x800000, + CONFIG_SYS_ALT_FLASH + 0x800000, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, - 0, 0, BOOKE_PAGESZ_16M, 1), + 0, 0, BOOKE_PAGESZ_64M, 1), /* * TLB 1: 256M Non-cacheable, guarded @@ -107,6 +109,24 @@ struct fsl_e_tlb_entry tlb_table[] = { SET_TLB_ENTRY(1, CONFIG_SYS_EPLD_BASE, CONFIG_SYS_EPLD_BASE, MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, 0, 6, BOOKE_PAGESZ_16M, 1), + + /* + * TLB 7: 4M Non-cacheable, guarded + * 0xfb800000 4M 1st 4MB block of 64MB user FLASH + */ + SET_TLB_ENTRY(1, CONFIG_SYS_ALT_FLASH, CONFIG_SYS_ALT_FLASH, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 7, BOOKE_PAGESZ_4M, 1), + + /* + * TLB 8: 4M Non-cacheable, guarded + * 0xfbc00000 4M 2nd 4MB block of 64MB user FLASH + */ + SET_TLB_ENTRY(1, CONFIG_SYS_ALT_FLASH + 0x400000, + CONFIG_SYS_ALT_FLASH + 0x400000, + MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G, + 0, 8, BOOKE_PAGESZ_4M, 1), + }; int num_tlb_entries = ARRAY_SIZE(tlb_table); diff --git a/include/configs/sbc8548.h b/include/configs/sbc8548.h index 3d05afb..5c1411f 100644 --- a/include/configs/sbc8548.h +++ b/include/configs/sbc8548.h @@ -163,6 +163,7 @@ */ #define CONFIG_SYS_BOOT_BLOCK 0xff800000 /* start of 8MB Flash */ +#define CONFIG_SYS_ALT_FLASH 0xfb800000 /* 64MB "user" flash */ #define CONFIG_SYS_FLASH_BASE CONFIG_SYS_BOOT_BLOCK /* start of FLASH 16M */ #define CONFIG_SYS_BR0_PRELIM 0xff800801 @@ -171,9 +172,10 @@ #define CONFIG_SYS_OR0_PRELIM 0xff806e65 #define CONFIG_SYS_OR6_PRELIM 0xf8006e65 -#define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE} -#define CONFIG_SYS_MAX_FLASH_BANKS 1 /* number of banks */ -#define CONFIG_SYS_MAX_FLASH_SECT 128 /* sectors per device */ +#define CONFIG_SYS_FLASH_BANKS_LIST {CONFIG_SYS_FLASH_BASE, \ + CONFIG_SYS_ALT_FLASH} +#define CONFIG_SYS_MAX_FLASH_BANKS 2 /* number of banks */ +#define CONFIG_SYS_MAX_FLASH_SECT 256 /* sectors per device */ #undef CONFIG_SYS_FLASH_CHECKSUM #define CONFIG_SYS_FLASH_ERASE_TOUT 60000 /* Flash Erase Timeout (ms) */ #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (ms) */ |