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-rw-r--r--src/cpu/x86/smm/smi_trigger.c35
1 files changed, 0 insertions, 35 deletions
diff --git a/src/cpu/x86/smm/smi_trigger.c b/src/cpu/x86/smm/smi_trigger.c
index 4b637450b7..7e3ddb1613 100644
--- a/src/cpu/x86/smm/smi_trigger.c
+++ b/src/cpu/x86/smm/smi_trigger.c
@@ -1,12 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0-only */
-#include <acpi/acpi_gnvs.h>
#include <arch/io.h>
#include <console/console.h>
#include <cpu/x86/smm.h>
-static void set_smm_gnvs_ptr(void);
-
int apm_control(u8 cmd)
{
if (!CONFIG(HAVE_SMI_HANDLER))
@@ -23,9 +20,6 @@ int apm_control(u8 cmd)
case APM_CNT_ACPI_ENABLE:
printk(BIOS_DEBUG, "Enabling ACPI via APMC.\n");
break;
- case APM_CNT_GNVS_UPDATE:
- set_smm_gnvs_ptr();
- return 0;
case APM_CNT_FINALIZE:
printk(BIOS_DEBUG, "Finalizing SMM.\n");
break;
@@ -45,32 +39,3 @@ int apm_control(u8 cmd)
printk(BIOS_DEBUG, "APMC done.\n");
return 0;
}
-
-static void set_smm_gnvs_ptr(void)
-{
- uintptr_t gnvs_address;
-
- if (CONFIG(ACPI_NO_SMI_GNVS)) {
- printk(BIOS_WARNING, "%s() is not implemented\n", __func__);
- return;
- }
-
- gnvs_address = (uintptr_t)acpi_get_gnvs();
- if (!gnvs_address)
- return;
-
- /*
- * Issue SMI to set the gnvs pointer in SMM.
- *
- * EAX = APM_CNT_GNVS_UPDATE
- * EBX = gnvs pointer
- * EDX = APM_CNT
- */
- asm volatile (
- "outb %%al, %%dx\n\t"
- : /* ignore result */
- : "a" (APM_CNT_GNVS_UPDATE),
- "b" (gnvs_address),
- "d" (APM_CNT)
- );
-}