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authorJoel Kitching <kitching@google.com>2018-08-17 15:15:02 +0800
committerMartin Roth <martinroth@google.com>2018-08-22 15:32:30 +0000
commit5846d5727a05e395d13317daba049e0e56e15d33 (patch)
tree51f9e3027b8708891dabd9351bd45092de3f3581 /src/arch/x86
parent8f560d9b9c20c7e72b031e60cf0e828d7d27ec8e (diff)
acpi: remove CBMEM_ID_ACPI_GNVS_PTR entry
Since we can retrieve the address of ACPI GNVS directly from CBMEM_ID_ACPI_GNVS, there is no need to store and update a pointer separately. TEST=Compile and run on Eve Signed-off-by: Joel Kitching <kitching@google.com> Change-Id: I59f3d0547a4a724e66617c791ad82c9f504cadea Reviewed-on: https://review.coreboot.org/28189 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Diffstat (limited to 'src/arch/x86')
-rw-r--r--src/arch/x86/acpi.c7
-rw-r--r--src/arch/x86/acpi_s3.c10
-rw-r--r--src/arch/x86/include/arch/acpi.h2
3 files changed, 5 insertions, 14 deletions
diff --git a/src/arch/x86/acpi.c b/src/arch/x86/acpi.c
index 8d7579d41c..78eeaa7649 100644
--- a/src/arch/x86/acpi.c
+++ b/src/arch/x86/acpi.c
@@ -1252,13 +1252,6 @@ void *acpi_find_wakeup_vector(void)
return wake_vec;
}
-void acpi_save_gnvs(u32 gnvs_address)
-{
- u32 *gnvs = cbmem_add(CBMEM_ID_ACPI_GNVS_PTR, sizeof(*gnvs));
- if (gnvs)
- *gnvs = gnvs_address;
-}
-
__weak int acpi_get_gpe(int gpe)
{
return -1; /* implemented by SOC */
diff --git a/src/arch/x86/acpi_s3.c b/src/arch/x86/acpi_s3.c
index f6ed1089cf..ebf291cdce 100644
--- a/src/arch/x86/acpi_s3.c
+++ b/src/arch/x86/acpi_s3.c
@@ -226,13 +226,13 @@ void __weak mainboard_suspend_resume(void)
void acpi_resume(void *wake_vec)
{
if (IS_ENABLED(CONFIG_HAVE_SMI_HANDLER)) {
- u32 *gnvs_address = cbmem_find(CBMEM_ID_ACPI_GNVS_PTR);
+ void *gnvs_address = cbmem_find(CBMEM_ID_ACPI_GNVS);
/* Restore GNVS pointer in SMM if found */
- if (gnvs_address && *gnvs_address) {
- printk(BIOS_DEBUG, "Restore GNVS pointer to 0x%08x\n",
- *gnvs_address);
- smm_setup_structures((void *)*gnvs_address, NULL, NULL);
+ if (gnvs_address) {
+ printk(BIOS_DEBUG, "Restore GNVS pointer to %p\n",
+ gnvs_address);
+ smm_setup_structures(gnvs_address, NULL, NULL);
}
}
diff --git a/src/arch/x86/include/arch/acpi.h b/src/arch/x86/include/arch/acpi.h
index 1811965963..40fbd548d8 100644
--- a/src/arch/x86/include/arch/acpi.h
+++ b/src/arch/x86/include/arch/acpi.h
@@ -771,8 +771,6 @@ void acpi_write_hest(acpi_hest_t *hest,
unsigned long acpi_create_hest_error_source(acpi_hest_t *hest,
acpi_hest_esd_t *esd, u16 type, void *data, u16 len);
-void acpi_save_gnvs(u32 gnvs_address);
-
/* For ACPI S3 support. */
void acpi_fail_wakeup(void);
void acpi_resume(void *wake_vec);