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authorMartin Roth <martin@coreboot.org>2020-05-28 00:44:50 -0600
committerMartin Roth <martinroth@google.com>2020-07-08 19:34:59 +0000
commitc7acf1666a517f0fcfec3a5f64791932ca145c45 (patch)
tree8f2e6c0539a028ee3f2e27e5c80fe613678e7444 /src/soc/amd/picasso/memlayout.ld
parentac41f582351dc2c6aaaf0c1ef662e6d99b67b4ce (diff)
soc/amd/picasso: add psp_verstage
This is the main code for building coreboot's verstage as a userspace application to run on the PSP. It does a minimal setup of hardware, then runs verstage_main. It uses hardware hashing to increase the speed and will directly reboot into recovery mode if there are any failures. BUG=b:158124527 TEST=Build & boot trembyle Signed-off-by: Martin Roth <martin@coreboot.org> Change-Id: Ia58839caa5bfbae0408702ee8d02ef482f2861c4 Reviewed-on: https://review.coreboot.org/c/coreboot/+/41816 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Raul Rangel <rrangel@chromium.org>
Diffstat (limited to 'src/soc/amd/picasso/memlayout.ld')
-rw-r--r--src/soc/amd/picasso/memlayout.ld104
1 files changed, 5 insertions, 99 deletions
diff --git a/src/soc/amd/picasso/memlayout.ld b/src/soc/amd/picasso/memlayout.ld
index 6f43ba18af..6f5d4cf82f 100644
--- a/src/soc/amd/picasso/memlayout.ld
+++ b/src/soc/amd/picasso/memlayout.ld
@@ -1,101 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-#include <memlayout.h>
-#include <arch/header.ld>
-
-#define EARLY_RESERVED_DRAM_START(addr) SYMBOL(early_reserved_dram, addr)
-#define EARLY_RESERVED_DRAM_END(addr) SYMBOL(eearly_reserved_dram, addr)
-
-#define PSP_SHAREDMEM_DRAM_START(addr) SYMBOL(psp_sharedmem_dram, addr)
-#define PSP_SHAREDMEM_DRAM_END(addr) SYMBOL(epsp_sharedmem_dram, addr)
-
-/*
- *
- * +--------------------------------+
- * | |
- * | |
- * | |
- * | |
- * | |
- * | |
- * | |
- * reserved_dram_end +--------------------------------+
- * | |
- * | verstage (if reqd) |
- * | (VERSTAGE_SIZE) |
- * +--------------------------------+ VERSTAGE_ADDR
- * | |
- * | FSP-M |
- * | (FSP_M_SIZE) |
- * +--------------------------------+ FSP_M_ADDR
- * | |X86_RESET_VECTOR = ROMSTAGE_ADDR + ROMSTAGE_SIZE - 0x10
- * | romstage |
- * | (ROMSTAGE_SIZE) |
- * +--------------------------------+ ROMSTAGE_ADDR
- * | bootblock |
- * | (C_ENV_BOOTBLOCK_SIZE) |
- * +--------------------------------+ BOOTBLOCK_ADDR
- * | Unused hole |
- * +--------------------------------+
- * | FMAP cache (FMAP_SIZE) |
- * +--------------------------------+ PSP_SHAREDMEM_BASE + PSP_SHAREDMEM_SIZE + PRERAM_CBMEM_CONSOLE_SIZE + 0x200
- * | Early Timestamp region (512B) |
- * +--------------------------------+ PSP_SHAREDMEM_BASE + PSP_SHAREDMEM_SIZE + PRERAM_CBMEM_CONSOLE_SIZE
- * | Preram CBMEM console |
- * | (PRERAM_CBMEM_CONSOLE_SIZE) |
- * +--------------------------------+ PSP_SHAREDMEM_BASE + PSP_SHAREDMEM_SIZE
- * | PSP shared (vboot workbuf) |
- * | (PSP_SHAREDMEM_SIZE) |
- * +--------------------------------+ PSP_SHAREDMEM_BASE
- * | APOB (64KiB) |
- * +--------------------------------+ PSP_APOB_DRAM_ADDRESS
- * | Early BSP stack |
- * | (EARLYRAM_BSP_STACK_SIZE) |
- * reserved_dram_start +--------------------------------+ EARLY_RESERVED_DRAM_BASE
- * | DRAM |
- * +--------------------------------+ 0x100000
- * | Option ROM |
- * +--------------------------------+ 0xc0000
- * | Legacy VGA |
- * +--------------------------------+ 0xa0000
- * | DRAM |
- * +--------------------------------+ 0x0
- */
-SECTIONS
-{
- DRAM_START(0x0)
-
- EARLY_RESERVED_DRAM_START(CONFIG_EARLY_RESERVED_DRAM_BASE)
-
- EARLYRAM_STACK(., CONFIG_EARLYRAM_BSP_STACK_SIZE)
- REGION(apob, CONFIG_PSP_APOB_DRAM_ADDRESS, 64K, 1)
-
-#if CONFIG(VBOOT)
- PSP_SHAREDMEM_DRAM_START(CONFIG_PSP_SHAREDMEM_BASE)
- VBOOT2_WORK(., VB2_FIRMWARE_WORKBUF_RECOMMENDED_SIZE)
- PSP_SHAREDMEM_DRAM_END(CONFIG_PSP_SHAREDMEM_BASE + CONFIG_PSP_SHAREDMEM_SIZE)
-#endif
-
- PRERAM_CBMEM_CONSOLE(., CONFIG_PRERAM_CBMEM_CONSOLE_SIZE)
- TIMESTAMP(., 0x200)
- FMAP_CACHE(., FMAP_SIZE)
-
- _ = ASSERT((CONFIG_BOOTBLOCK_ADDR + CONFIG_C_ENV_BOOTBLOCK_SIZE - 0x10) == CONFIG_X86_RESET_VECTOR, "Reset vector should be -0x10 from end of bootblock");
- _ = ASSERT(CONFIG_BOOTBLOCK_ADDR == ((CONFIG_BOOTBLOCK_ADDR + 0xFFFF) & 0xFFFF0000), "Bootblock must be 16 bit aligned");
- BOOTBLOCK(CONFIG_BOOTBLOCK_ADDR, CONFIG_C_ENV_BOOTBLOCK_SIZE)
- ROMSTAGE(CONFIG_ROMSTAGE_ADDR, CONFIG_ROMSTAGE_SIZE)
- REGION(fspm, CONFIG_FSP_M_ADDR, CONFIG_FSP_M_SIZE, 1)
-#if CONFIG(VBOOT_SEPARATE_VERSTAGE)
- VERSTAGE(CONFIG_VERSTAGE_ADDR, CONFIG_VERSTAGE_SIZE)
-#endif
-
- EARLY_RESERVED_DRAM_END(.)
-
- RAMSTAGE(CONFIG_RAMBASE, 8M)
-}
-
-#if ENV_BOOTBLOCK
-/* Bootblock specific scripts which provide more SECTION directives. */
-#include <cpu/x86/16bit/entry16.ld>
-#include <cpu/x86/16bit/reset16.ld>
-#endif /* ENV_BOOTBLOCK */
+#if ENV_SEPARATE_VERSTAGE && CONFIG(VBOOT_STARTS_BEFORE_BOOTBLOCK)
+ #include "memlayout_psp_verstage.ld"
+#else
+ #include "memlayout_x86.ld"
+#endif /* ENV_SEPARATE_VERSTAGE && CONFIG(VBOOT_STARTS_BEFORE_BOOTBLOCK) */