drivers/intel/fsp1.1: Simplify bootflow and clean up
This gets rid of the boilerplate back and forward calls between the
SOC/FSP-driver code and mainboard code.
Change-Id: I5d4a10d1da6b3ac5e65efd7f82607b56b80e08d4
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32961
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-by: Frans Hendriks <fhendriks@eltan.com>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/drivers/intel/fsp1_1/include/fsp/romstage.h b/src/drivers/intel/fsp1_1/include/fsp/romstage.h
index 7efbb10..2caceeb 100644
--- a/src/drivers/intel/fsp1_1/include/fsp/romstage.h
+++ b/src/drivers/intel/fsp1_1/include/fsp/romstage.h
@@ -44,15 +44,13 @@
void mainboard_memory_init_params(struct romstage_params *params,
MEMORY_INIT_UPD *memory_params);
-void mainboard_romstage_entry(struct romstage_params *params);
+void mainboard_pre_raminit(struct romstage_params *params);
void mainboard_save_dimm_info(struct romstage_params *params);
void mainboard_add_dimm_info(struct romstage_params *params,
struct memory_info *mem_info,
int channel, int dimm, int index);
void raminit(struct romstage_params *params);
void report_memory_config(void);
-void romstage_common(struct romstage_params *params);
-asmlinkage void romstage_main(FSP_INFO_HEADER *fih);
/* Initialize memory margin analysis settings. */
void setup_mma(MEMORY_INIT_UPD *memory_upd);
void soc_after_ram_init(struct romstage_params *params);
diff --git a/src/drivers/intel/fsp1_1/romstage.c b/src/drivers/intel/fsp1_1/romstage.c
index 45ca87a..d86d3ab 100644
--- a/src/drivers/intel/fsp1_1/romstage.c
+++ b/src/drivers/intel/fsp1_1/romstage.c
@@ -37,48 +37,7 @@
#include <timestamp.h>
#include <vendorcode/google/chromeos/chromeos.h>
-asmlinkage void romstage_main(FSP_INFO_HEADER *fih)
-{
- struct romstage_params params = {
- .chipset_context = fih,
- };
-
- post_code(0x30);
-
- timestamp_add_now(TS_START_ROMSTAGE);
-
- /* Load microcode before RAM init */
- if (CONFIG(SUPPORT_CPU_UCODE_IN_CBFS))
- intel_update_microcode_from_cbfs();
-
- /* Display parameters */
- if (!CONFIG(NO_MMCONF_SUPPORT))
- printk(BIOS_SPEW, "CONFIG_MMCONF_BASE_ADDRESS: 0x%08x\n",
- CONFIG_MMCONF_BASE_ADDRESS);
- printk(BIOS_INFO, "Using FSP 1.1\n");
-
- /* Display FSP banner */
- print_fsp_info(fih);
-
- /* Stash FSP version. */
- params.fsp_version = fsp_version(fih);
-
- /* Get power state */
- params.power_state = fill_power_state();
-
- /* Call into mainboard. */
- mainboard_romstage_entry(¶ms);
- soc_after_ram_init(¶ms);
- post_code(0x38);
-}
-
-void cache_as_ram_stage_main(FSP_INFO_HEADER *fih)
-{
- romstage_main(fih);
-}
-
-/* Entry from the mainboard. */
-void romstage_common(struct romstage_params *params)
+static void raminit_common(struct romstage_params *params)
{
bool s3wake;
struct region_device rdev;
@@ -153,6 +112,47 @@
full_reset();
}
+void cache_as_ram_stage_main(FSP_INFO_HEADER *fih)
+{
+ struct romstage_params params = {
+ .chipset_context = fih,
+ };
+
+ post_code(0x30);
+
+ timestamp_add_now(TS_START_ROMSTAGE);
+
+ /* Load microcode before RAM init */
+ if (CONFIG(SUPPORT_CPU_UCODE_IN_CBFS))
+ intel_update_microcode_from_cbfs();
+
+ /* Display parameters */
+ if (!CONFIG(NO_MMCONF_SUPPORT))
+ printk(BIOS_SPEW, "CONFIG_MMCONF_BASE_ADDRESS: 0x%08x\n",
+ CONFIG_MMCONF_BASE_ADDRESS);
+ printk(BIOS_INFO, "Using FSP 1.1\n");
+
+ /* Display FSP banner */
+ print_fsp_info(fih);
+
+ /* Stash FSP version. */
+ params.fsp_version = fsp_version(fih);
+
+ /* Get power state */
+ params.power_state = fill_power_state();
+
+ /* Board initialization before and after RAM is enabled */
+ mainboard_pre_raminit(¶ms);
+
+ post_code(0x31);
+
+ /* Initialize memory */
+ raminit_common(¶ms);
+
+ soc_after_ram_init(¶ms);
+ post_code(0x38);
+}
+
/* Initialize the power state */
__weak struct chipset_power_state *fill_power_state(void)
{
@@ -160,13 +160,8 @@
}
/* Board initialization before and after RAM is enabled */
-__weak void mainboard_romstage_entry(
- struct romstage_params *params)
+__weak void mainboard_pre_raminit(struct romstage_params *params)
{
- post_code(0x31);
-
- /* Initialize memory */
- romstage_common(params);
}
/* Save the DIMM information for SMBIOS table 17 */