sb/intel/common/smihandler: Hook up smmstore

TESTED on Asus P5QC

Change-Id: I20b87f3dcb898656ad31478820dd5153e4053cb2
Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
This commit is contained in:
Arthur Heymans
2018-12-03 01:28:18 +01:00
committed by Jeremy Soller
parent a80b0ef9a8
commit 6455edb1b5
2 changed files with 26 additions and 0 deletions

View File

@@ -16,6 +16,7 @@ config SOUTHBRIDGE_INTEL_COMMON_SMBUS
config SOUTHBRIDGE_INTEL_COMMON_SPI
def_bool n
select SPI_FLASH
select BOOT_DEVICE_SUPPORTS_WRITES
config SOUTHBRIDGE_INTEL_COMMON_PIRQ_ACPI_GEN
def_bool n

View File

@@ -25,6 +25,7 @@
#include <halt.h>
#include <pc80/mc146818rtc.h>
#include <southbridge/intel/common/pmbase.h>
#include <smmstore.h>
#include "pmutil.h"
@@ -266,6 +267,26 @@ static void southbridge_smi_gsmi(void)
}
#endif
static void southbridge_smi_store(void)
{
u8 sub_command, ret;
em64t101_smm_state_save_area_t *io_smi =
smi_apmc_find_state_save(APM_CNT_SMMSTORE);
uint32_t reg_ebx;
if (!io_smi)
return;
/* Command and return value in EAX */
sub_command = (io_smi->rax >> 8) & 0xff;
/* Parameter buffer in EBX */
reg_ebx = io_smi->rbx;
/* drivers/smmstore/smi.c */
ret = smmstore_exec(sub_command, (uintptr_t *)reg_ebx);
io_smi->rax = ret;
}
static int mainboard_finalized = 0;
static void southbridge_smi_apmc(void)
@@ -320,6 +341,10 @@ static void southbridge_smi_apmc(void)
southbridge_smi_gsmi();
break;
#endif
case APM_CNT_SMMSTORE:
if (IS_ENABLED(CONFIG_SMMSTORE))
southbridge_smi_store();
break;
}
mainboard_smi_apmc(reg8);