diff options
| author | Bin Meng <bmeng.cn@gmail.com> | 2017-04-21 07:24:32 -0700 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2017-05-17 17:11:46 +0800 |
| commit | b727961b0706df57d408fe609cfe098a91626da3 (patch) | |
| tree | 58950cda536d31379e6cb28486617ea71d18914e /arch/x86/cpu/cpu.c | |
| parent | 1206723b6e597f1aa946b800fc59059db91908bc (diff) | |
| download | u-boot-b727961b0706df57d408fe609cfe098a91626da3.tar.gz | |
x86: Store and display previous sleep state
Add one member in the global data to store previous sleep state,
and display the state during boot in print_cpuinfo().
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/cpu/cpu.c')
| -rw-r--r-- | arch/x86/cpu/cpu.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index 8fa6953588..7222ec899d 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -25,6 +25,7 @@ #include <errno.h> #include <malloc.h> #include <syscon.h> +#include <asm/acpi_s3.h> #include <asm/control_regs.h> #include <asm/coreboot_tables.h> #include <asm/cpu.h> @@ -179,6 +180,11 @@ int default_print_cpuinfo(void) cpu_has_64bit() ? "x86_64" : "x86", cpu_vendor_name(gd->arch.x86_vendor), gd->arch.x86_device); +#ifdef CONFIG_HAVE_ACPI_RESUME + debug("ACPI previous sleep state: %s\n", + acpi_ss_string(gd->arch.prev_sleep_state)); +#endif + return 0; } |