aboutsummaryrefslogtreecommitdiff
path: root/src/soc/intel/skylake/refcode.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/soc/intel/skylake/refcode.c')
-rw-r--r--src/soc/intel/skylake/refcode.c146
1 files changed, 0 insertions, 146 deletions
diff --git a/src/soc/intel/skylake/refcode.c b/src/soc/intel/skylake/refcode.c
deleted file mode 100644
index 201825a93b..0000000000
--- a/src/soc/intel/skylake/refcode.c
+++ /dev/null
@@ -1,146 +0,0 @@
-/*
- * This file is part of the coreboot project.
- *
- * Copyright (C) 2014 Google Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#include <string.h>
-#include <arch/acpi.h>
-#include <cbmem.h>
-#include <console/console.h>
-#include <console/streams.h>
-#include <cpu/x86/tsc.h>
-#include <program_loading.h>
-#include <rmodule.h>
-#include <stage_cache.h>
-#include <string.h>
-#if IS_ENABLED(CONFIG_CHROMEOS)
-#include <vendorcode/google/chromeos/vboot_handoff.h>
-#endif
-#include <soc/pei_data.h>
-#include <soc/pei_wrapper.h>
-#include <soc/ramstage.h>
-
-static pei_wrapper_entry_t load_refcode_from_cache(void)
-{
- struct prog refcode;
-
- printk(BIOS_DEBUG, "refcode loading from cache.\n");
-
- stage_cache_load_stage(STAGE_REFCODE, &refcode);
-
- return (pei_wrapper_entry_t)prog_entry(&refcode);
-}
-
-static void cache_refcode(const struct rmod_stage_load *rsl)
-{
- stage_cache_add(STAGE_REFCODE, rsl->prog);
-}
-
-#if IS_ENABLED(CONFIG_CHROMEOS)
-static int load_refcode_from_vboot(struct rmod_stage_load *refcode)
-{
- struct vboot_handoff *vboot_handoff;
- const struct firmware_component *fwc;
- struct cbfs_stage *stage;
-
- vboot_handoff = cbmem_find(CBMEM_ID_VBOOT_HANDOFF);
- fwc = &vboot_handoff->components[CONFIG_VBOOT_REFCODE_INDEX];
-
- if (vboot_handoff == NULL ||
- vboot_handoff->selected_firmware == VB_SELECT_FIRMWARE_READONLY ||
- CONFIG_VBOOT_REFCODE_INDEX >= MAX_PARSED_FW_COMPONENTS ||
- fwc->size == 0 || fwc->address == 0)
- return -1;
-
- printk(BIOS_DEBUG, "refcode loading from vboot rw area.\n");
- stage = (void *)(uintptr_t)fwc->address;
-
- if (rmodule_stage_load(refcode, stage)) {
- printk(BIOS_DEBUG, "Error loading reference code.\n");
- return -1;
- }
- return 0;
-}
-#else
-static int load_refcode_from_vboot(struct rmod_stage_load *refcode)
-{
- return -1;
-}
-#endif
-
-static int load_refcode_from_cbfs(struct rmod_stage_load *refcode)
-{
- printk(BIOS_DEBUG, "refcode loading from cbfs.\n");
-
- if (rmodule_stage_load_from_cbfs(refcode)) {
- printk(BIOS_DEBUG, "Error loading reference code.\n");
- return -1;
- }
-
- return 0;
-}
-
-static pei_wrapper_entry_t load_reference_code(void)
-{
- struct prog prog = {
- .name = CONFIG_CBFS_PREFIX "/refcode",
- };
- struct rmod_stage_load refcode = {
- .cbmem_id = CBMEM_ID_REFCODE,
- .prog = &prog,
- };
-
- if (acpi_is_wakeup_s3()) {
- return load_refcode_from_cache();
- }
-
- if (load_refcode_from_vboot(&refcode) ||
- load_refcode_from_cbfs(&refcode))
- return NULL;
-
- /* Cache loaded reference code. */
- cache_refcode(&refcode);
-
- return prog_entry(&prog);
-}
-
-void broadwell_run_reference_code(void)
-{
- int ret, dummy;
- struct pei_data pei_data;
- pei_wrapper_entry_t entry;
-
- memset(&pei_data, 0, sizeof(pei_data));
- mainboard_fill_pei_data(&pei_data);
- broadwell_fill_pei_data(&pei_data);
-
- pei_data.boot_mode = acpi_slp_type;
- pei_data.saved_data = (void *) &dummy;
-
- entry = load_reference_code();
- if (entry == NULL) {
- printk(BIOS_ERR, "Reference code not found\n");
- return;
- }
-
- /* Call into reference code. */
- ret = entry(&pei_data);
- if (ret != 0) {
- printk(BIOS_ERR, "Reference code returned %d\n", ret);
- return;
- }
-}