[coreboot-gerrit] Change in coreboot[master]: mb/google/mancomb: Add smihandler

[Raul Rangel (Code Review)]

Raul Rangel has submitted this change. ( https://review.coreboot.org/c/coreboot/+/51625 )

Change subject: mb/google/mancomb: Add smihandler
......................................................................

mb/google/mancomb: Add smihandler

BUG=b:182211161
TEST=builds

Signed-off-by: Eric Lai 
Change-Id: I52411917d9e7e8f8d9ac5d1c9b426a58ba09f5ae
Reviewed-on: https://review.coreboot.org/c/coreboot/+/51625
Tested-by: build bot (Jenkins) 
Reviewed-by: Mathew King 
---
M src/mainboard/google/mancomb/Kconfig
A src/mainboard/google/mancomb/smihandler.c
M src/mainboard/google/mancomb/variants/baseboard/Makefile.inc
M src/mainboard/google/mancomb/variants/baseboard/gpio.c
M src/mainboard/google/mancomb/variants/baseboard/include/baseboard/variants.h
5 files changed, 53 insertions(+), 0 deletions(-)

Approvals:
  build bot (Jenkins): Verified
  Mathew King: Looks good to me, approved

diff --git a/src/mainboard/google/mancomb/Kconfig b/src/mainboard/google/mancomb/Kconfig
index fd59874..3fb60d4 100644
--- a/src/mainboard/google/mancomb/Kconfig
+++ b/src/mainboard/google/mancomb/Kconfig
@@ -11,6 +11,8 @@
    select BOARD_ROMSIZE_KB_16384
    select EC_GOOGLE_CHROMEEC
    select EC_GOOGLE_CHROMEEC_ESPI
+	select ELOG
+	select ELOG_GSMI
    select HAVE_ACPI_RESUME
    select MAINBOARD_HAS_CHROMEOS
    select SOC_AMD_CEZANNE
diff --git a/src/mainboard/google/mancomb/smihandler.c b/src/mainboard/google/mancomb/smihandler.c
new file mode 100644
index 0000000..6facb76
--- /dev/null
+++ b/src/mainboard/google/mancomb/smihandler.c
@@ -0,0 +1,36 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#include <baseboard/variants.h>
+#include <cpu/x86/smm.h>
+#include <ec/google/chromeec/ec.h>
+#include <ec/google/chromeec/smm.h>
+#include <elog.h>
+#include <variant/ec.h>
+
+void mainboard_smi_gpi(u32 gpi_sts)
+{
+	chromeec_smi_process_events();
+}
+
+void mainboard_smi_sleep(u8 slp_typ)
+{
+	size_t num_gpios;
+	const struct soc_amd_gpio *gpios;
+
+	chromeec_smi_sleep(slp_typ, MAINBOARD_EC_S3_WAKE_EVENTS, MAINBOARD_EC_S5_WAKE_EVENTS);
+
+	gpios = variant_sleep_gpio_table(&num_gpios);
+	program_gpios(gpios, num_gpios);
+}
+
+int mainboard_smi_apmc(u8 apmc)
+{
+	chromeec_smi_apmc(apmc, MAINBOARD_EC_SCI_EVENTS, MAINBOARD_EC_SMI_EVENTS);
+
+	return 0;
+}
+
+void elog_gsmi_cb_mainboard_log_wake_source(void)
+{
+	google_chromeec_log_events(MAINBOARD_EC_LOG_EVENTS | MAINBOARD_EC_S0IX_WAKE_EVENTS);
+}
diff --git a/src/mainboard/google/mancomb/variants/baseboard/Makefile.inc b/src/mainboard/google/mancomb/variants/baseboard/Makefile.inc
index e8a05db..3b86b93 100644
--- a/src/mainboard/google/mancomb/variants/baseboard/Makefile.inc
+++ b/src/mainboard/google/mancomb/variants/baseboard/Makefile.inc
@@ -3,3 +3,5 @@
 ramstage-y += gpio.c

verstage-y += gpio.c
+
+smm-y += gpio.c
diff --git a/src/mainboard/google/mancomb/variants/baseboard/gpio.c b/src/mainboard/google/mancomb/variants/baseboard/gpio.c
index effa3f2..5a6f2ac 100644
--- a/src/mainboard/google/mancomb/variants/baseboard/gpio.c
+++ b/src/mainboard/google/mancomb/variants/baseboard/gpio.c
@@ -168,6 +168,11 @@
    PAD_NF(GPIO_108, ESPI_ALERT_D1, PULL_NONE),
 };

+/* GPIO configuration for sleep */
+static const struct soc_amd_gpio sleep_gpio_table[] = {
+	/* TODO: Fill sleep gpio configuration */
+};
+
 const struct soc_amd_gpio *__weak variant_base_gpio_table(size_t *size)
 {
    *size = ARRAY_SIZE(base_gpio_table);
@@ -183,3 +188,8 @@
    *size = ARRAY_SIZE(early_gpio_table);
    return early_gpio_table;
 }
+const __weak struct soc_amd_gpio *variant_sleep_gpio_table(size_t *size)
+{
+	*size = ARRAY_SIZE(sleep_gpio_table);
+	return sleep_gpio_table;
+}
diff --git a/src/mainboard/google/mancomb/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/mancomb/variants/baseboard/include/baseboard/variants.h
index 677d4d7..dccaed0 100644
--- a/src/mainboard/google/mancomb/variants/baseboard/include/baseboard/variants.h
+++ b/src/mainboard/google/mancomb/variants/baseboard/include/baseboard/variants.h
@@ -21,4 +21,7 @@
 /* This function provides early GPIO init in bootblock or psp. */
 const struct soc_amd_gpio *variant_early_gpio_table(size_t *size);

+/* This function provides GPIO settings before entering sleep. */
+const struct soc_amd_gpio *variant_sleep_gpio_table(size_t *size);
+
 #endif /* __BASEBOARD_VARIANTS_H__ */