diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/mpc55xxevb/startup/start-config-mmu.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/mpc55xxevb/startup/start-config-mmu.c | 58 |
1 files changed, 33 insertions, 25 deletions
diff --git a/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/start-config-mmu.c b/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/start-config-mmu.c index 034faf012f..68958202c4 100644 --- a/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/start-config-mmu.c +++ b/c/src/lib/libbsp/powerpc/mpc55xxevb/startup/start-config-mmu.c @@ -75,31 +75,39 @@ BSP_START_TEXT_SECTION const struct MMU_tag /* External Ethernet controller */ MPC55XX_MMU_TAG_INITIALIZER(15, 0x3fff8000, MPC55XX_MMU_64K, 0, 1, 1, 1) #elif defined(MPC55XX_BOARD_MPC5674F_ECU508) - /* Arguments macro: idx, addr, size, x, w, r, io */ - /* Internal flash 4M */ - MPC55XX_MMU_TAG_INITIALIZER(1, 0x00000000, MPC55XX_MMU_64K, 1, 0, 1, 0), /* first 64k unused, to detect null-pointer access */ - MPC55XX_MMU_TAG_INITIALIZER(5, 0x00010000, MPC55XX_MMU_64K, 1, 0, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(6, 0x00020000, MPC55XX_MMU_128K, 1, 0, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(7, 0x00040000, MPC55XX_MMU_256K, 1, 0, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(8, 0x00080000, MPC55XX_MMU_512K, 1, 0, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(9, 0x00100000, MPC55XX_MMU_1M, 1, 0, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(10, 0x00200000, MPC55XX_MMU_2M, 1, 0, 1, 0), - /* External SRAM 2M */ - MPC55XX_MMU_TAG_INITIALIZER(2, 0x20000000, MPC55XX_MMU_2M, 0, 1, 1, 0), - /* Internal SRAM 256k */ - MPC55XX_MMU_TAG_INITIALIZER(3, 0x40000000 + 0 * 1024, MPC55XX_MMU_256K, 0, 1, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(11, 0x40000000 + 128 * 1024, MPC55XX_MMU_64K, 0, 1, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(12, 0x40000000 + 192 * 1024, MPC55XX_MMU_32K, 0, 1, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(13, 0x40000000 + 224 * 1024, MPC55XX_MMU_16K, 0, 1, 1, 0), - MPC55XX_MMU_TAG_INITIALIZER(14, 0x40000000 + 240 * 1024, MPC55XX_MMU_16K, 0, 1, 1, 1), // used as cache-inhibited area (ADC, DSPI queues) - /* External Ethernet controller */ - MPC55XX_MMU_TAG_INITIALIZER(15, 0x3fff8000, MPC55XX_MMU_1K, 0, 1, 1, 1), - /* External MRAM 128k */ - MPC55XX_MMU_TAG_INITIALIZER(16, 0x3ffa0000, MPC55XX_MMU_128K, 0, 1, 1, 0), - /* External ARCNET controller */ - MPC55XX_MMU_TAG_INITIALIZER(17, 0x3ffc0000, MPC55XX_MMU_1K, 0, 1, 1, 1) - /* Peripheral Bridge A-Registers on MMU-table pos 4 */ - /* Peripheral Bridge B-Registers on MMU-table pos 0 */ + #if defined(MPC55XX_NEEDS_LOW_LEVEL_INIT) + /* Arguments macro: idx, addr, size, x, w, r, io */ + + /* Internal flash 4M */ + /* First 64k unused, to detect null-pointer access */ + MPC55XX_MMU_TAG_INITIALIZER(1, 0x00000000, MPC55XX_MMU_64K, 1, 0, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(5, 0x00010000, MPC55XX_MMU_64K, 1, 0, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(6, 0x00020000, MPC55XX_MMU_128K, 1, 0, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(7, 0x00040000, MPC55XX_MMU_256K, 1, 0, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(8, 0x00080000, MPC55XX_MMU_512K, 1, 0, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(9, 0x00100000, MPC55XX_MMU_1M, 1, 0, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(10, 0x00200000, MPC55XX_MMU_2M, 1, 0, 1, 0), + /* External SRAM 2M */ + MPC55XX_MMU_TAG_INITIALIZER(2, 0x20000000, MPC55XX_MMU_2M, 0, 1, 1, 0), + /* Internal SRAM 256k */ + MPC55XX_MMU_TAG_INITIALIZER(3, 0x40000000, MPC55XX_MMU_256K, 0, 1, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(11, 0x40020000, MPC55XX_MMU_64K, 0, 1, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(12, 0x40030000, MPC55XX_MMU_32K, 0, 1, 1, 0), + MPC55XX_MMU_TAG_INITIALIZER(13, 0x40038000, MPC55XX_MMU_16K, 0, 1, 1, 0), + /* Used as cache-inhibited area (ADC, DSPI queues) */ + MPC55XX_MMU_TAG_INITIALIZER(14, 0x4003c000, MPC55XX_MMU_16K, 0, 1, 1, 1), + /* External Ethernet controller */ + MPC55XX_MMU_TAG_INITIALIZER(15, 0x3fff8000, MPC55XX_MMU_1K, 0, 1, 1, 1), + /* External MRAM 128k */ + MPC55XX_MMU_TAG_INITIALIZER(16, 0x3ffa0000, MPC55XX_MMU_128K, 0, 1, 1, 0), + /* External ARCNET controller */ + MPC55XX_MMU_TAG_INITIALIZER(17, 0x3ffc0000, MPC55XX_MMU_1K, 0, 1, 1, 1) + /* Peripheral Bridge A-Registers on MMU-table pos 4 */ + /* Peripheral Bridge B-Registers on MMU-table pos 0 */ + #else + /* Used as cache-inhibited area (ADC, DSPI queues) */ + MPC55XX_MMU_TAG_INITIALIZER(14, 0x4003c000, MPC55XX_MMU_16K, 0, 1, 1, 1), + #endif #elif MPC55XX_CHIP_FAMILY == 564 /* Internal flash 1M */ MPC55XX_MMU_TAG_INITIALIZER(0, 0x00000000, MPC55XX_MMU_1M, 1, 0, 1, 0), |