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soc/amd/common: load post-memory AGESA as rmodule 

Now that the AGESA binary is split into two sections load the
post-memory AGESA binary into ram. It needs to be an rmdoule
so that it can be relocated into ram.

agesawrapper_amdinitenv() entry
CBFS: 'VBOOT' located CBFS at [10000:cfd40)
CBFS: Locating 'AGESA_POST_MEM'
CBFS: Found @ offset 875c0 size 11c5e
Decompressing stage AGESA_POST_MEM @ 0xc757ffc0 (183452 bytes)
Loading module at c7580000 with entry c7580000. filesize: 0x2bafc
  memsize: 0x2bb0d
Processing 1112 relocs. Offset value of 0xc7780000
AGESA call 00020001 using c75818fe
AGESA call 00020003 using c75818fe
Fch OEM config in INIT ENV Done
agesawrapper_amdinitenv() returned AGESA_SUCCESS

BUG=b:68141063,b:70714803
TEST=Booted kahlee.

Change-Id: Ic0454e0d6909cb34ae8be2f4f221152532754d61
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/22976
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Martin Roth <martinroth@google.com>
This commit is contained in:
Aaron Durbin 2017-12-22 17:13:17 -07:00 committed by Martin Roth
parent 922619512d
commit 931ed7faa9
2 changed files with 41 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
src/soc/amd/common/block/pi/agesawrapper.c
View File

@ -21,6 +21,7 @@
#include <cpu/x86/mtrr.h>
#include <amdblocks/BiosCallOuts.h>
#include <rules.h>
#include <rmodule.h>
#include <string.h>
#include <timestamp.h>
@ -412,7 +413,8 @@ static int agesa_locate_raw_file(const char *name, struct region_device *rdev)
return agesa_locate_file(name, rdev, CBFS_TYPE_RAW);
}
static int agesa_locate_stage_file(const char *name, struct region_device *rdev)
static int agesa_locate_stage_file_early(const char *name,
struct region_device *rdev)
{
const size_t metadata_sz = sizeof(struct cbfs_stage);
@ -424,6 +426,31 @@ static int agesa_locate_stage_file(const char *name, struct region_device *rdev)
region_device_sz(rdev) - metadata_sz);
}
static int agesa_locate_stage_file_ramstage(const char *name,
struct region_device *rdev)
{
struct prog prog = PROG_INIT(PROG_REFCODE, name);
struct rmod_stage_load rmod_agesa = {
.cbmem_id = CBMEM_ID_REFCODE,
.prog = &prog,
};
if (prog_locate(&prog))
return -1;
if (rmodule_stage_load(&rmod_agesa) < 0)
return -1;
return rdev_chain(rdev, prog_rdev(&prog), 0,
region_device_sz(prog_rdev(&prog)));
}
static int agesa_locate_stage_file(const char *name, struct region_device *rdev)
{
if (!ENV_RAMSTAGE)
return agesa_locate_stage_file_early(name, rdev);
return agesa_locate_stage_file_ramstage(name, rdev);
}
static const char *get_agesa_cbfs_name(void)
{
if (!IS_ENABLED(CONFIG_AGESA_SPLIT_MEMORY_FILES))

18
src/vendorcode/amd/pi/00670F00/Makefile.inc
View File

@ -124,6 +124,17 @@ ramstage-libs += $(agesa_output_path)/libagesa.a
#######################################################################
ifeq ($(CONFIG_AGESA_SPLIT_MEMORY_FILES), y)
# convert input elf to rmodule
AGESA_POST_MEM_INPUT_ELF = $(call strip_quotes,$(CONFIG_AGESA_POST_MEMORY_BINARY_PI_FILE))
AGESA_POST_MEM_ELF = $(objcbfs)/$(patsubst %.elf,%.debug,$(notdir $(AGESA_POST_MEM_INPUT_ELF)))
AGESA_POST_MEM_ELF_RMOD = $(AGESA_POST_MEM_ELF).rmod
$(AGESA_POST_MEM_ELF): $(AGESA_POST_MEM_INPUT_ELF)
cp $< $@
$(AGESA_POST_MEM_ELF_RMOD): $(AGESA_POST_MEM_ELF)
cbfs-files-$(CONFIG_CPU_AMD_AGESA_BINARY_PI) += $(CONFIG_AGESA_PRE_MEMORY_CBFS_NAME)
$(CONFIG_AGESA_PRE_MEMORY_CBFS_NAME)-file := $(CONFIG_AGESA_PRE_MEMORY_BINARY_PI_FILE)
$(CONFIG_AGESA_PRE_MEMORY_CBFS_NAME)-type := stage
@ -133,12 +144,9 @@ $(CONFIG_AGESA_PRE_MEMORY_CBFS_NAME)-options := --xip
$(CONFIG_AGESA_PRE_MEMORY_CBFS_NAME)-align := 4096
cbfs-files-$(CONFIG_CPU_AMD_AGESA_BINARY_PI) += $(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)
$(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)-file := $(CONFIG_AGESA_POST_MEMORY_BINARY_PI_FILE)
$(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)-file := $(AGESA_POST_MEM_ELF_RMOD)
$(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)-type := stage
$(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)-options := --xip
# 4KiB alignment to handle any interior alignment. Current AGESA only has
# 64 byte alignment.
$(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)-align := 4096
$(CONFIG_AGESA_POST_MEMORY_CBFS_NAME)-compression := $(CBFS_COMPRESS_FLAG)
else
cbfs-files-$(CONFIG_CPU_AMD_AGESA_BINARY_PI) += $(CONFIG_AGESA_CBFS_NAME)