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authorKyösti Mälkki <kyosti.malkki@gmail.com>2014-06-19 19:45:40 +0300
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-06-20 19:52:40 +0200
commit4d9b77287e583c89fea4bac9f1c264b01dcab981 (patch)
tree430fd7d4a7e3c44a75b14d070efea3f9fb7aa838 /src/arch/x86
parent6722f8da400ccb5553afe745ff71475c50d60f52 (diff)
ACPI: Add acpi_is_wakeup_s3()
Test explicitly for S3 resume. Also switch to use IS_ENABLED(). Change-Id: I17ea729f51f99ea8d6135f2c7a807623f1286238 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/6070 Tested-by: build bot (Jenkins) Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src/arch/x86')
-rw-r--r--src/arch/x86/boot/acpi.c5
-rw-r--r--src/arch/x86/include/arch/acpi.h14
2 files changed, 14 insertions, 5 deletions
diff --git a/src/arch/x86/boot/acpi.c b/src/arch/x86/boot/acpi.c
index 6c1788d524..012c10127f 100644
--- a/src/arch/x86/boot/acpi.c
+++ b/src/arch/x86/boot/acpi.c
@@ -651,6 +651,11 @@ int acpi_is_wakeup(void)
return (acpi_slp_type == 3 || acpi_slp_type == 2);
}
+int acpi_is_wakeup_s3(void)
+{
+ return (acpi_slp_type == 3);
+}
+
void acpi_fail_wakeup(void)
{
if (acpi_slp_type == 3 || acpi_slp_type == 2)
diff --git a/src/arch/x86/include/arch/acpi.h b/src/arch/x86/include/arch/acpi.h
index a4cde20c73..362e1c0b7c 100644
--- a/src/arch/x86/include/arch/acpi.h
+++ b/src/arch/x86/include/arch/acpi.h
@@ -554,11 +554,12 @@ unsigned long acpi_fill_hest(acpi_hest_t *hest);
void acpi_save_gnvs(u32 gnvs_address);
-#if CONFIG_HAVE_ACPI_RESUME
+#if IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)
/* 0 = S0, 1 = S1 ...*/
extern u8 acpi_slp_type;
int acpi_is_wakeup(void);
+int acpi_is_wakeup_s3(void);
void acpi_fail_wakeup(void);
void acpi_resume(void *wake_vec);
void __attribute__((weak)) mainboard_suspend_resume(void);
@@ -567,9 +568,7 @@ void *acpi_get_wakeup_rsdp(void);
void acpi_jump_to_wakeup(void *wakeup_addr);
int acpi_get_sleep_type(void);
-#else /* CONFIG_HAVE_ACPI_RESUME */
-#define acpi_slp_type 0
-#endif /* CONFIG_HAVE_ACPI_RESUME */
+#endif /* IS_ENABLED(CONFIG_HAVE_ACPI_RESUME) */
/* northbridge/amd/amdfam10/amdfam10_acpi.c */
unsigned long acpi_add_ssdt_pstates(acpi_rsdp_t *rsdp, unsigned long current);
@@ -580,7 +579,6 @@ void generate_cpu_entries(void);
#else // CONFIG_GENERATE_ACPI_TABLES
#define write_acpi_tables(start) (start)
-#define acpi_slp_type 0
#endif /* CONFIG_GENERATE_ACPI_TABLES */
@@ -589,4 +587,10 @@ static inline int acpi_s3_resume_allowed(void)
return IS_ENABLED(CONFIG_HAVE_ACPI_RESUME);
}
+#if !IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)
+#define acpi_slp_type 0
+static inline int acpi_is_wakeup(void) { return 0; }
+static inline int acpi_is_wakeup_s3(void) { return 0; }
+#endif
+
#endif /* __ASM_ACPI_H */