[XS] Change in coreboot[main]: sb/amd/pi/hudson: select HAVE_CONFIGURABLE_APMC_SMI_PORT

[Felix Held (Code Review)]

Felix Held has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/79849?usp=email )

Change subject: sb/amd/pi/hudson: select HAVE_CONFIGURABLE_APMC_SMI_PORT
......................................................................

sb/amd/pi/hudson: select HAVE_CONFIGURABLE_APMC_SMI_PORT

Select HAVE_CONFIGURABLE_APMC_SMI_PORT and implement the
pm_acpi_smi_cmd_port helper function.

TEST=APU2 still compiles with HAVE_SMI_HANDLER selected and NO_SMM
select removed.

Signed-off-by: Felix Held 
Change-Id: I8f79d8c1d59aa1b6c1145dd0b1cbc9010a1c57e7
---
M src/southbridge/amd/pi/hudson/Kconfig
M src/southbridge/amd/pi/hudson/smi_util.c
2 files changed, 8 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/49/79849/1

diff --git a/src/southbridge/amd/pi/hudson/Kconfig b/src/southbridge/amd/pi/hudson/Kconfig
index 0b90b9a..04d77fd 100644
--- a/src/southbridge/amd/pi/hudson/Kconfig
+++ b/src/southbridge/amd/pi/hudson/Kconfig
@@ -13,6 +13,7 @@
    select ACPI_COMMON_MADT_IOAPIC
    select ACPI_COMMON_MADT_LAPIC
    select ACPI_CUSTOM_MADT
+	select HAVE_CONFIGURABLE_APMC_SMI_PORT
    select HAVE_USBDEBUG_OPTIONS
    select HAVE_CF9_RESET
    select HAVE_CF9_RESET_PREPARE
diff --git a/src/southbridge/amd/pi/hudson/smi_util.c b/src/southbridge/amd/pi/hudson/smi_util.c
index 3dc2d8a..70b3585 100644
--- a/src/southbridge/amd/pi/hudson/smi_util.c
+++ b/src/southbridge/amd/pi/hudson/smi_util.c
@@ -6,7 +6,9 @@

#include <amdblocks/acpimmio.h>
 #include <console/console.h>
+#include <cpu/x86/smm.h>

+#include "hudson.h"
 #include "smi.h"

#define HUDSON_SMI_ACPI_COMMAND		75
@@ -77,3 +79,8 @@
 {
    configure_smi(HUDSON_SMI_ACPI_COMMAND, SMI_MODE_SMI);
 }
+
+uint16_t pm_acpi_smi_cmd_port(void)
+{
+	return pm_read16(PM_ACPI_SMI_CMD);
+}