diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/mediatek/mt8186/include/soc/memlayout.ld | 38 |
1 files changed, 22 insertions, 16 deletions
diff --git a/src/soc/mediatek/mt8186/include/soc/memlayout.ld b/src/soc/mediatek/mt8186/include/soc/memlayout.ld index 942c919f45..1764632f29 100644 --- a/src/soc/mediatek/mt8186/include/soc/memlayout.ld +++ b/src/soc/mediatek/mt8186/include/soc/memlayout.ld @@ -21,33 +21,39 @@ SECTIONS { + /* MT8186 has 64KB SRAM in total. */ SRAM_START(0x00100000) - VBOOT2_WORK(0x00100000, 12K) - TTB(0x00103000, 28K) - DMA_COHERENT(0x0010A000, 4K) - TPM_TCPA_LOG(0x0010B000, 2K) - FMAP_CACHE(0x0010B800, 2K) - WATCHDOG_TOMBSTONE(0x0010C000, 4) - CBFS_MCACHE(0x0010C004, 8K - 4) - STACK(0x0010E000, 7K) - TIMESTAMP(0x0010FC00, 1K) - /* MT8186 has 64KB SRAM. */ + /* Regions that need to stay in SRAM. */ + TTB(0x00100000, 28K) + DMA_COHERENT(0x00107000, 4K) + STACK(0x00108000, 10K) + WATCHDOG_TOMBSTONE(0x0010a800, 4) + /* EMPTY(0x0010a804, 1K - 4) */ + /* Regions that can also be moved to SRAM_L2C. */ + TIMESTAMP(0x0010ac00, 1K) + TPM_TCPA_LOG(0x0010b000, 2K) + FMAP_CACHE(0x0010b800, 2K) + CBFS_MCACHE(0x0010c000, 16K) SRAM_END(0x00110000) /* - * The L3 (can be used as SRAM_L2C) is 1MB in total. However the BootROM - * has configured only half of L2/L3 cache as SRAM and the rest for cache - * so we can't use them unless if we disable L2C and reconfigure (be aware - * we can't configure whole L3 to SRAM without any cache). + * The L3 (can be used as SRAM_L2C) is 1MB in total. However the bootROM has configured + * only half of L2/L3 cache as SRAM and the rest for cache so we can't use them unless + * if we disable L2C and reconfigure (be aware we can't configure whole L3 to SRAM + * without any cache). */ SRAM_L2C_START(0x00200000) - /* 4K reserved for BOOTROM until BOOTBLOCK is started */ + /* + * The bootROM needs 4K starting from SRAM_L2C_START so the bootblock starting address + * is fixed at SRAM_L2C_START + 4K, and the 4K can be reused after bootblock is started. + */ BOOTBLOCK(0x00201000, 60K) /* * The needed size can be obtained by: * aarch64-cros-linux-gnu-objdump -x dram.elf | grep memsz */ - DRAM_INIT_CODE(0x00210000, 196K) + DRAM_INIT_CODE(0x00210000, 184K) + VBOOT2_WORK(0x0023e000, 12K) OVERLAP_DECOMPRESSOR_VERSTAGE_ROMSTAGE(0x00241000, 140K) PRERAM_CBFS_CACHE(0x00264000, 48K) PRERAM_CBMEM_CONSOLE(0x00270000, 64K) |