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-rw-r--r--src/drivers/intel/fsp2_0/include/fsp/api.h2
-rw-r--r--src/drivers/intel/fsp2_0/silicon_init.c18
-rw-r--r--src/soc/intel/apollolake/chip.c5
-rw-r--r--src/soc/intel/quark/chip.c6
-rw-r--r--src/soc/intel/skylake/chip_fsp20.c8
5 files changed, 34 insertions, 5 deletions
diff --git a/src/drivers/intel/fsp2_0/include/fsp/api.h b/src/drivers/intel/fsp2_0/include/fsp/api.h
index 553fc52d01..b0120400c2 100644
--- a/src/drivers/intel/fsp2_0/include/fsp/api.h
+++ b/src/drivers/intel/fsp2_0/include/fsp/api.h
@@ -38,7 +38,7 @@ enum fsp_notify_phase {
/* Main FSP stages */
void fsp_memory_init(bool s3wake);
-void fsp_silicon_init(void);
+void fsp_silicon_init(bool s3wake);
/* Callbacks for updating stage-specific parameters */
void platform_fsp_memory_init_params_cb(FSPM_UPD *mupd);
diff --git a/src/drivers/intel/fsp2_0/silicon_init.c b/src/drivers/intel/fsp2_0/silicon_init.c
index b911553c2f..e6464aa3df 100644
--- a/src/drivers/intel/fsp2_0/silicon_init.c
+++ b/src/drivers/intel/fsp2_0/silicon_init.c
@@ -18,6 +18,7 @@
#include <fsp/api.h>
#include <fsp/util.h>
#include <program_loading.h>
+#include <stage_cache.h>
#include <string.h>
#include <timestamp.h>
@@ -61,7 +62,7 @@ static void do_silicon_init(struct fsp_header *hdr)
}
}
-void fsp_silicon_init(void)
+void fsp_silicon_init(bool s3wake)
{
struct fsp_header *hdr = &fsps_hdr;
struct cbfsf file_desc;
@@ -69,6 +70,17 @@ void fsp_silicon_init(void)
const char *name = CONFIG_FSP_S_CBFS;
void *dest;
size_t size;
+ struct prog fsps = PROG_INIT(PROG_REFCODE, name);
+
+ if (s3wake && !IS_ENABLED(CONFIG_NO_STAGE_CACHE)) {
+ printk(BIOS_DEBUG, "Loading FSPS from stage_cache\n");
+ stage_cache_load_stage(STAGE_REFCODE, &fsps);
+ if (fsp_validate_component(hdr, prog_rdev(&fsps)) != CB_SUCCESS)
+ die("On resume fsps header is invalid\n");
+ do_silicon_init(hdr);
+ return;
+ }
+
if (cbfs_boot_locate(&file_desc, name, NULL)) {
printk(BIOS_ERR, "Could not locate %s in CBFS\n", name);
@@ -98,6 +110,10 @@ void fsp_silicon_init(void)
if (fsp_validate_component(hdr, &rdev) != CB_SUCCESS)
die("Invalid FSPS header!\n");
+ prog_set_area(&fsps, dest, size);
+
+ stage_cache_add(STAGE_REFCODE, &fsps);
+
/* Signal that FSP component has been loaded. */
prog_segment_loaded(hdr->image_base, hdr->image_size, SEG_FINAL);
diff --git a/src/soc/intel/apollolake/chip.c b/src/soc/intel/apollolake/chip.c
index 12aea77289..ef5908cc36 100644
--- a/src/soc/intel/apollolake/chip.c
+++ b/src/soc/intel/apollolake/chip.c
@@ -25,6 +25,7 @@
#include <device/pci.h>
#include <fsp/api.h>
#include <fsp/util.h>
+#include <romstage_handoff.h>
#include <soc/iomap.h>
#include <soc/cpu.h>
#include <soc/intel/common/vbt.h>
@@ -259,6 +260,7 @@ static void set_power_limits(void)
static void soc_init(void *data)
{
struct global_nvs_t *gnvs;
+ struct romstage_handoff *handoff;
/* Save VBT info and mapping */
vbt = vbt_get(&vbt_rdev);
@@ -267,7 +269,8 @@ static void soc_init(void *data)
* default policy that doesn't honor boards' requirements. */
itss_snapshot_irq_polarities(GPIO_IRQ_START, GPIO_IRQ_END);
- fsp_silicon_init();
+ handoff = romstage_handoff_find_or_add();
+ fsp_silicon_init(handoff->s3_resume);
/* Restore GPIO IRQ polarities back to previous settings. */
itss_restore_irq_polarities(GPIO_IRQ_START, GPIO_IRQ_END);
diff --git a/src/soc/intel/quark/chip.c b/src/soc/intel/quark/chip.c
index 77fb1fda0c..150df1272c 100644
--- a/src/soc/intel/quark/chip.c
+++ b/src/soc/intel/quark/chip.c
@@ -17,6 +17,7 @@
#include <assert.h>
#include <console/console.h>
#include <device/device.h>
+#include <romstage_handoff.h>
#include <soc/ramstage.h>
#include <soc/reg_access.h>
@@ -101,6 +102,8 @@ static const struct reg_script thermal_init_script[] = {
static void chip_init(void *chip_info)
{
+ struct romstage_handoff *handoff;
+
/* Validate the temperature settings */
ASSERT(PLATFORM_CATASTROPHIC_TRIP_CELSIUS <= 255);
ASSERT(PLATFORM_CATASTROPHIC_TRIP_CELSIUS
@@ -117,7 +120,8 @@ static void chip_init(void *chip_info)
| TS_LOCK_AUX_TRIP_PT_REGS_ENABLE));
/* Perform silicon specific init. */
- fsp_silicon_init();
+ handoff = romstage_handoff_find_or_add();
+ fsp_silicon_init(handoff->s3_resume);
}
static void pci_domain_set_resources(device_t dev)
diff --git a/src/soc/intel/skylake/chip_fsp20.c b/src/soc/intel/skylake/chip_fsp20.c
index 49569d9617..582cdbf31d 100644
--- a/src/soc/intel/skylake/chip_fsp20.c
+++ b/src/soc/intel/skylake/chip_fsp20.c
@@ -25,6 +25,7 @@
#include <device/pci.h>
#include <fsp/api.h>
#include <fsp/util.h>
+#include <romstage_handoff.h>
#include <soc/acpi.h>
#include <soc/interrupt.h>
#include <soc/irq.h>
@@ -34,8 +35,13 @@
void soc_init_pre_device(void *chip_info)
{
+ struct romstage_handoff *handoff;
+
+ /* Get S3 status to pass to silicon init. */
+ handoff = romstage_handoff_find_or_add();
+
/* Perform silicon specific init. */
- fsp_silicon_init();
+ fsp_silicon_init(handoff->s3_resume);
}
static void pci_domain_set_resources(device_t dev)