| Martin Roth | c7acf16 | 2020-05-28 00:44:50 -0600 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | |
| 3 | #include <memlayout.h> |
| 4 | #include <arch/header.ld> |
| 5 | |
| 6 | #define EARLY_RESERVED_DRAM_START(addr) SYMBOL(early_reserved_dram, addr) |
| 7 | #define EARLY_RESERVED_DRAM_END(addr) SYMBOL(eearly_reserved_dram, addr) |
| 8 | |
| 9 | #define PSP_SHAREDMEM_DRAM_START(addr) SYMBOL(psp_sharedmem_dram, addr) |
| 10 | #define PSP_SHAREDMEM_DRAM_END(addr) SYMBOL(epsp_sharedmem_dram, addr) |
| 11 | |
| 12 | /* |
| 13 | * |
| 14 | * +--------------------------------+ |
| 15 | * | | |
| 16 | * | | |
| 17 | * | | |
| 18 | * | | |
| 19 | * | | |
| 20 | * | | |
| 21 | * | | |
| 22 | * reserved_dram_end +--------------------------------+ |
| 23 | * | | |
| 24 | * | verstage (if reqd) | |
| 25 | * | (VERSTAGE_SIZE) | |
| 26 | * +--------------------------------+ VERSTAGE_ADDR |
| 27 | * | | |
| 28 | * | FSP-M | |
| 29 | * | (FSP_M_SIZE) | |
| 30 | * +--------------------------------+ FSP_M_ADDR |
| 31 | * | |X86_RESET_VECTOR = ROMSTAGE_ADDR + ROMSTAGE_SIZE - 0x10 |
| 32 | * | romstage | |
| 33 | * | (ROMSTAGE_SIZE) | |
| 34 | * +--------------------------------+ ROMSTAGE_ADDR |
| 35 | * | bootblock | |
| 36 | * | (C_ENV_BOOTBLOCK_SIZE) | |
| 37 | * +--------------------------------+ BOOTBLOCK_ADDR |
| 38 | * | Unused hole | |
| 39 | * +--------------------------------+ |
| 40 | * | FMAP cache (FMAP_SIZE) | |
| 41 | * +--------------------------------+ PSP_SHAREDMEM_BASE + PSP_SHAREDMEM_SIZE + PRERAM_CBMEM_CONSOLE_SIZE + 0x200 |
| 42 | * | Early Timestamp region (512B) | |
| 43 | * +--------------------------------+ PSP_SHAREDMEM_BASE + PSP_SHAREDMEM_SIZE + PRERAM_CBMEM_CONSOLE_SIZE |
| 44 | * | Preram CBMEM console | |
| 45 | * | (PRERAM_CBMEM_CONSOLE_SIZE) | |
| 46 | * +--------------------------------+ PSP_SHAREDMEM_BASE + PSP_SHAREDMEM_SIZE |
| 47 | * | PSP shared (vboot workbuf) | |
| 48 | * | (PSP_SHAREDMEM_SIZE) | |
| 49 | * +--------------------------------+ PSP_SHAREDMEM_BASE |
| 50 | * | APOB (64KiB) | |
| 51 | * +--------------------------------+ PSP_APOB_DRAM_ADDRESS |
| 52 | * | Early BSP stack | |
| 53 | * | (EARLYRAM_BSP_STACK_SIZE) | |
| 54 | * reserved_dram_start +--------------------------------+ EARLY_RESERVED_DRAM_BASE |
| 55 | * | DRAM | |
| 56 | * +--------------------------------+ 0x100000 |
| 57 | * | Option ROM | |
| 58 | * +--------------------------------+ 0xc0000 |
| 59 | * | Legacy VGA | |
| 60 | * +--------------------------------+ 0xa0000 |
| 61 | * | DRAM | |
| 62 | * +--------------------------------+ 0x0 |
| 63 | */ |
| 64 | SECTIONS |
| 65 | { |
| 66 | DRAM_START(0x0) |
| 67 | |
| 68 | EARLY_RESERVED_DRAM_START(CONFIG_EARLY_RESERVED_DRAM_BASE) |
| 69 | |
| 70 | EARLYRAM_STACK(., CONFIG_EARLYRAM_BSP_STACK_SIZE) |
| 71 | REGION(apob, CONFIG_PSP_APOB_DRAM_ADDRESS, 64K, 1) |
| 72 | |
| 73 | #if CONFIG(VBOOT) |
| 74 | PSP_SHAREDMEM_DRAM_START(CONFIG_PSP_SHAREDMEM_BASE) |
| 75 | VBOOT2_WORK(., VB2_FIRMWARE_WORKBUF_RECOMMENDED_SIZE) |
| 76 | PSP_SHAREDMEM_DRAM_END(CONFIG_PSP_SHAREDMEM_BASE + CONFIG_PSP_SHAREDMEM_SIZE) |
| 77 | #endif |
| 78 | |
| 79 | PRERAM_CBMEM_CONSOLE(., CONFIG_PRERAM_CBMEM_CONSOLE_SIZE) |
| 80 | TIMESTAMP(., 0x200) |
| 81 | FMAP_CACHE(., FMAP_SIZE) |
| 82 | |
| 83 | _ = ASSERT((CONFIG_BOOTBLOCK_ADDR + CONFIG_C_ENV_BOOTBLOCK_SIZE - 0x10) == CONFIG_X86_RESET_VECTOR, "Reset vector should be -0x10 from end of bootblock"); |
| 84 | _ = ASSERT(CONFIG_BOOTBLOCK_ADDR == ((CONFIG_BOOTBLOCK_ADDR + 0xFFFF) & 0xFFFF0000), "Bootblock must be 16 bit aligned"); |
| 85 | BOOTBLOCK(CONFIG_BOOTBLOCK_ADDR, CONFIG_C_ENV_BOOTBLOCK_SIZE) |
| 86 | ROMSTAGE(CONFIG_ROMSTAGE_ADDR, CONFIG_ROMSTAGE_SIZE) |
| 87 | REGION(fspm, CONFIG_FSP_M_ADDR, CONFIG_FSP_M_SIZE, 1) |
| 88 | #if CONFIG(VBOOT_SEPARATE_VERSTAGE) |
| 89 | VERSTAGE(CONFIG_VERSTAGE_ADDR, CONFIG_VERSTAGE_SIZE) |
| 90 | #endif |
| 91 | |
| 92 | EARLY_RESERVED_DRAM_END(.) |
| 93 | |
| 94 | RAMSTAGE(CONFIG_RAMBASE, 8M) |
| 95 | } |
| 96 | |
| 97 | #if ENV_BOOTBLOCK |
| 98 | /* Bootblock specific scripts which provide more SECTION directives. */ |
| 99 | #include <cpu/x86/16bit/entry16.ld> |
| 100 | #include <cpu/x86/16bit/reset16.ld> |
| 101 | #endif /* ENV_BOOTBLOCK */ |