diff options
| author | Bin Meng <bmeng.cn@gmail.com> | 2017-04-21 14:24:45 (GMT) |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2017-05-17 09:11:46 (GMT) |
| commit | 82a5648f5604709ae405b7faf23e68dc700b58d9 (patch) | |
| tree | 1e446310128cd0cc81a340cb2271bd7635f2a9ce /arch/x86 | |
| parent | 0f4e25887dfb3b54b21430340c511f7fd54bc955 (diff) | |
| download | u-boot-82a5648f5604709ae405b7faf23e68dc700b58d9.tar.xz | |
x86: acpi: Turn on ACPI mode for S3
Before jumping to OS waking up vector, we need turn on ACPI mode
for S3, just like what we do for a normal boot.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/lib/acpi_s3.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/lib/acpi_s3.c b/arch/x86/lib/acpi_s3.c index e5cc3b0..0b62b75 100644 --- a/arch/x86/lib/acpi_s3.c +++ b/arch/x86/lib/acpi_s3.c @@ -24,6 +24,9 @@ void acpi_resume(struct acpi_fadt *fadt) { void *wake_vec; + /* Turn on ACPI mode for S3 */ + enter_acpi_mode(fadt->pm1a_cnt_blk); + wake_vec = acpi_find_wakeup_vector(fadt); post_code(POST_OS_RESUME); |