[coreboot-gerrit] New patch to review for coreboot: 828072e ACPI: Add acpi_is_wakeup_s3()

[Kyösti Mälkki]

Kyösti Mälkki ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/6070

-gerrit

commit 828072ec9beb4408717d29240e35ad5b9d503dbd
Author: Kyösti Mälkki 
Date:   Thu Jun 19 19:45:40 2014 +0300

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 
---
 src/arch/x86/boot/acpi.c         |  5 +++++
 src/arch/x86/include/arch/acpi.h | 14 +++++++++-----
 2 files changed, 14 insertions(+), 5 deletions(-)

diff --git a/src/arch/x86/boot/acpi.c b/src/arch/x86/boot/acpi.c
index 6c1788d..012c101 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 a4cde20..362e1c0 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 */