diff options
| -rw-r--r-- | src/soc/imgtec/pistachio/include/soc/memlayout.ld | 21 |
1 files changed, 17 insertions, 4 deletions
diff --git a/src/soc/imgtec/pistachio/include/soc/memlayout.ld b/src/soc/imgtec/pistachio/include/soc/memlayout.ld index a9800a5130..9891baec5a 100644 --- a/src/soc/imgtec/pistachio/include/soc/memlayout.ld +++ b/src/soc/imgtec/pistachio/include/soc/memlayout.ld @@ -17,6 +17,13 @@ #include <arch/header.ld> +/* SRAM memory is mapped in two different locations. Define regions in both for + * full overlap checking and use this to guarantee they're kept in sync. */ +#define ASSERT_MIRRORED(r1, r2) \ + _ = ASSERT(_e##r1 - _##r1 == _e##r2 - _##r2 && \ + _##r1 & 0x7fffffff == _##r2 & 0x7fffffff, \ + STR(r1 and r2 do not match!)); + SECTIONS { /* @@ -36,16 +43,18 @@ SECTIONS * and then through the identity mapping in ROM stage. */ SRAM_START(0x1a000000) - ROMSTAGE(0x1a005000, 60K) - VBOOT2_WORK(0x1a014000, 12K) - PRERAM_CBFS_CACHE(0x1a017000, 56K) + REGION(gram_bootblock, 0x1a000000, 28K, 1) + ROMSTAGE(0x1a007000, 60K) + VBOOT2_WORK(0x1a016000, 12K) + PRERAM_CBFS_CACHE(0x1a019000, 48K) SRAM_END(0x1a066000) /* Bootblock executes out of KSEG0 and sets up the identity mapping. * This is identical to SRAM above, and thus also limited 64K and * needs to avoid conflicts with items set up above. */ - BOOTBLOCK(0x9a000000, 20K) + BOOTBLOCK(0x9a000000, 28K) + REGION(kseg0_romstage, 0x9a007000, 60K, 1) /* * Let's use SRAM for stack and CBMEM console. Always accessed @@ -53,4 +62,8 @@ SECTIONS */ STACK(0x9b000000, 8K) PRERAM_CBMEM_CONSOLE(0x9b002000, 8K) + } + +ASSERT_MIRRORED(bootblock, gram_bootblock) +ASSERT_MIRRORED(romstage, kseg0_romstage) |