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-rw-r--r--src/arch/x86/acpi_s3.c18
-rw-r--r--src/arch/x86/include/arch/acpi.h2
2 files changed, 0 insertions, 20 deletions
diff --git a/src/arch/x86/acpi_s3.c b/src/arch/x86/acpi_s3.c
index 90f2c4ee7b..bb8c3c5a8a 100644
--- a/src/arch/x86/acpi_s3.c
+++ b/src/arch/x86/acpi_s3.c
@@ -159,24 +159,6 @@ void backup_ramstage_section(uintptr_t base, size_t size)
backup_mem->valid = 1;
}
-/* Make backup of low-memory region, relying on the base and size
- * of the ramstage that was loaded before entry to ACPI S3.
- *
- * DEPRECATED
- */
-void acpi_prepare_for_resume(void)
-{
- struct resume_backup *backup_mem = cbmem_find(CBMEM_ID_RESUME);
- if (!backup_mem)
- return;
-
- /* Back up the OS-controlled memory where ramstage will be loaded. */
- memcpy((void *)(uintptr_t)backup_mem->cbmem,
- (void *)(uintptr_t)backup_mem->lowmem,
- (size_t)backup_mem->size);
- backup_mem->valid = 1;
-}
-
/* Let's prepare the ACPI S3 Resume area now already, so we can rely on
* it being there during reboot time. If this fails, ACPI resume will
* be disabled. We assume that ramstage does not change while in suspend,
diff --git a/src/arch/x86/include/arch/acpi.h b/src/arch/x86/include/arch/acpi.h
index 5418420342..fe0c6f25b0 100644
--- a/src/arch/x86/include/arch/acpi.h
+++ b/src/arch/x86/include/arch/acpi.h
@@ -799,13 +799,11 @@ int acpi_is_wakeup(void);
int acpi_is_wakeup_s3(void);
int acpi_is_wakeup_s4(void);
#endif
-void acpi_prepare_for_resume(void);
#else
static inline int acpi_is_wakeup(void) { return 0; }
static inline int acpi_is_wakeup_s3(void) { return 0; }
static inline int acpi_is_wakeup_s4(void) { return 0; }
-static inline void acpi_prepare_for_resume(void) { }
#endif
static inline uintptr_t acpi_align_current(uintptr_t current)