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authorKyösti Mälkki <kyosti.malkki@gmail.com>2019-08-16 17:20:40 +0300
committerPatrick Georgi <pgeorgi@google.com>2019-08-27 16:13:48 +0000
commit44449192abd612b39c894ef019cfed22e151609f (patch)
treeccc57d886129b80f4c013fa38eeee2b2487174b8 /src/soc
parent2a3f9f543a04a6382c40bc9b4f6a3b5c4846a4f2 (diff)
intel/baytrail: Reorganize romstage.c
Done just for future review convenience. Change-Id: I9cfb0a8177c8ca18947ef0109550a36aa4333383 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/34910 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src/soc')
-rw-r--r--src/soc/intel/baytrail/romstage/romstage.c116
1 files changed, 58 insertions, 58 deletions
diff --git a/src/soc/intel/baytrail/romstage/romstage.c b/src/soc/intel/baytrail/romstage/romstage.c
index aa9fa6b66a..3607e6d15c 100644
--- a/src/soc/intel/baytrail/romstage/romstage.c
+++ b/src/soc/intel/baytrail/romstage/romstage.c
@@ -44,16 +44,6 @@
#include <soc/smm.h>
#include <soc/spi.h>
-/* The cache-as-ram assembly file calls romstage_main() after setting up
- * cache-as-ram. romstage_main() will then call the mainboards's
- * mainboard_romstage_entry() function. That function then calls
- * romstage_common() below. The reason for the back and forth is to provide
- * common entry point from cache-as-ram while still allowing for code sharing.
- * Because we can't use global variables the stack is used for allocations --
- * thus the need to call back and forth. */
-
-static struct postcar_frame early_mtrrs;
-
static void program_base_addresses(void)
{
uint32_t reg;
@@ -99,54 +89,6 @@ static void spi_init(void)
write32(bcr, reg);
}
-/* Entry from cache-as-ram.inc. */
-static void romstage_main(uint64_t tsc)
-{
- struct romstage_params rp = {
- .mrc_params = NULL,
- };
-
- /* Save initial timestamp from bootblock. */
- timestamp_init(tsc);
-
- /* Save romstage begin */
- timestamp_add_now(TS_START_ROMSTAGE);
-
- program_base_addresses();
-
- tco_disable();
-
- if (CONFIG(ENABLE_BUILTIN_COM1))
- byt_config_com1_and_enable();
-
- console_init();
-
- spi_init();
-
- set_max_freq();
-
- punit_init();
-
- gfx_init();
-
- /* Call into mainboard. */
- mainboard_romstage_entry_rp(&rp);
-
- if (CONFIG(SMM_TSEG))
- smm_list_regions();
-
- prepare_and_run_postcar(&early_mtrrs);
- /* We do not return here. */
-}
-
-/* This wrapper enables easy transition towards C_ENVIRONMENT_BOOTBLOCK,
- * keeping changes in cache_as_ram.S easy to manage.
- */
-asmlinkage void bootblock_c_entry_bist(uint64_t base_timestamp, uint32_t bist)
-{
- romstage_main(base_timestamp);
-}
-
static struct chipset_power_state power_state;
static void migrate_power_state(int is_recovery)
@@ -216,6 +158,56 @@ static int chipset_prev_sleep_state(struct chipset_power_state *ps)
return prev_sleep_state;
}
+/* The cache-as-ram assembly file calls romstage_main() after setting up
+ * cache-as-ram. romstage_main() will then call the mainboards's
+ * mainboard_romstage_entry() function. That function then calls
+ * romstage_common() below. The reason for the back and forth is to provide
+ * common entry point from cache-as-ram while still allowing for code sharing.
+ * Because we can't use global variables the stack is used for allocations --
+ * thus the need to call back and forth. */
+
+static struct postcar_frame early_mtrrs;
+
+/* Entry from cache-as-ram.inc. */
+static void romstage_main(uint64_t tsc)
+{
+ struct romstage_params rp = {
+ .mrc_params = NULL,
+ };
+
+ /* Save initial timestamp from bootblock. */
+ timestamp_init(tsc);
+
+ /* Save romstage begin */
+ timestamp_add_now(TS_START_ROMSTAGE);
+
+ program_base_addresses();
+
+ tco_disable();
+
+ if (CONFIG(ENABLE_BUILTIN_COM1))
+ byt_config_com1_and_enable();
+
+ console_init();
+
+ spi_init();
+
+ set_max_freq();
+
+ punit_init();
+
+ gfx_init();
+
+ /* Call into mainboard. */
+ mainboard_romstage_entry_rp(&rp);
+
+ if (CONFIG(SMM_TSEG))
+ smm_list_regions();
+
+ prepare_and_run_postcar(&early_mtrrs);
+ /* We do not return here. */
+}
+
/* Entry from the mainboard. */
void romstage_common(struct romstage_params *params)
{
@@ -243,6 +235,14 @@ void romstage_common(struct romstage_params *params)
romstage_handoff_init(prev_sleep_state == ACPI_S3);
}
+/* This wrapper enables easy transition towards C_ENVIRONMENT_BOOTBLOCK,
+ * keeping changes in cache_as_ram.S easy to manage.
+ */
+asmlinkage void bootblock_c_entry_bist(uint64_t base_timestamp, uint32_t bist)
+{
+ romstage_main(base_timestamp);
+}
+
void fill_postcar_frame(struct postcar_frame *pcf)
{
uintptr_t top_of_ram;