diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/acpi/Makefile.inc | 3 | ||||
| -rw-r--r-- | src/acpi/acpi_pm.c | 31 | ||||
| -rw-r--r-- | src/arch/x86/Makefile.inc | 2 | ||||
| -rw-r--r-- | src/arch/x86/acpi_s3.c | 31 | ||||
| -rw-r--r-- | src/include/acpi/acpi.h | 19 |
5 files changed, 42 insertions, 44 deletions
diff --git a/src/acpi/Makefile.inc b/src/acpi/Makefile.inc index f70b23ff5b..2f06be1a2c 100644 --- a/src/acpi/Makefile.inc +++ b/src/acpi/Makefile.inc @@ -3,6 +3,7 @@ ifeq ($(CONFIG_HAVE_ACPI_TABLES),y) ramstage-y += acpi.c +ramstage-y += acpi_pm.c ramstage-y += acpigen.c ramstage-y += acpigen_dptf.c ramstage-y += acpigen_dsm.c @@ -15,6 +16,8 @@ ramstage-y += pld.c ramstage-y += sata.c ramstage-y += soundwire.c +postcar-y += acpi_pm.c + ifneq ($(wildcard src/mainboard/$(MAINBOARDDIR)/acpi_tables.c),) ramstage-srcs += src/mainboard/$(MAINBOARDDIR)/acpi_tables.c endif diff --git a/src/acpi/acpi_pm.c b/src/acpi/acpi_pm.c new file mode 100644 index 0000000000..cecf878910 --- /dev/null +++ b/src/acpi/acpi_pm.c @@ -0,0 +1,31 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#include <acpi/acpi.h> +#include <console/console.h> +#include <romstage_handoff.h> + +/* This is filled with acpi_handoff_wakeup_s3() call early in ramstage. */ +static int acpi_slp_type = -1; + +static void acpi_handoff_wakeup(void) +{ + if (acpi_slp_type < 0) { + if (romstage_handoff_is_resume()) { + printk(BIOS_DEBUG, "S3 Resume\n"); + acpi_slp_type = ACPI_S3; + } else { + printk(BIOS_DEBUG, "Normal boot\n"); + acpi_slp_type = ACPI_S0; + } + } +} + +int acpi_handoff_wakeup_s3(void) +{ + acpi_handoff_wakeup(); + return (acpi_slp_type == ACPI_S3); +} + +void __weak mainboard_suspend_resume(void) +{ +} diff --git a/src/arch/x86/Makefile.inc b/src/arch/x86/Makefile.inc index a5c330905a..5157564847 100644 --- a/src/arch/x86/Makefile.inc +++ b/src/arch/x86/Makefile.inc @@ -158,7 +158,6 @@ endif # CONFIG_ARCH_VERSTAGE_X86_32 / CONFIG_ARCH_VERSTAGE_X86_64 ifeq ($(CONFIG_ARCH_ROMSTAGE_X86_32)$(CONFIG_ARCH_ROMSTAGE_X86_64),y) -romstage-$(CONFIG_HAVE_ACPI_RESUME) += acpi_s3.c romstage-y += boot.c romstage-y += post.c # gdt_init.S is included by entry32.inc when romstage is the first C @@ -202,7 +201,6 @@ $(eval $(call create_class_compiler,postcar,x86_64)) endif postcar-generic-ccopts += -D__POSTCAR__ -postcar-$(CONFIG_HAVE_ACPI_RESUME) += acpi_s3.c postcar-y += boot.c postcar-y += post.c postcar-y += gdt_init.S diff --git a/src/arch/x86/acpi_s3.c b/src/arch/x86/acpi_s3.c index 1c304321a2..43a68f95f4 100644 --- a/src/arch/x86/acpi_s3.c +++ b/src/arch/x86/acpi_s3.c @@ -8,33 +8,6 @@ #include <cpu/x86/smm.h> #include <fallback.h> #include <timestamp.h> -#include <romstage_handoff.h> - -#if ENV_RAMSTAGE || ENV_POSTCAR - -/* This is filled with acpi_is_wakeup_s3() call early in ramstage. */ -static int acpi_slp_type = -1; - -static void acpi_handoff_wakeup(void) -{ - if (acpi_slp_type < 0) { - if (romstage_handoff_is_resume()) { - printk(BIOS_DEBUG, "S3 Resume\n"); - acpi_slp_type = ACPI_S3; - } else { - printk(BIOS_DEBUG, "Normal boot\n"); - acpi_slp_type = ACPI_S0; - } - } -} - -int acpi_is_wakeup_s3(void) -{ - acpi_handoff_wakeup(); - return (acpi_slp_type == ACPI_S3); -} - -#endif /* ENV_RAMSTAGE */ #define WAKEUP_BASE 0x600 @@ -43,10 +16,6 @@ asmlinkage void (*acpi_do_wakeup)(uintptr_t vector) = (void *)WAKEUP_BASE; extern unsigned char __wakeup; extern unsigned int __wakeup_size; -void __weak mainboard_suspend_resume(void) -{ -} - void __noreturn acpi_resume(void *wake_vec) { /* Restore GNVS pointer in SMM if found. */ diff --git a/src/include/acpi/acpi.h b/src/include/acpi/acpi.h index bdea467af9..839d485990 100644 --- a/src/include/acpi/acpi.h +++ b/src/include/acpi/acpi.h @@ -1017,6 +1017,7 @@ unsigned long acpi_create_hest_error_source(acpi_hest_t *hest, void __noreturn acpi_resume(void *wake_vec); void mainboard_suspend_resume(void); void *acpi_find_wakeup_vector(void); +int acpi_handoff_wakeup_s3(void); /* ACPI_Sn assignments are defined to always equal the sleep state numbers */ enum { @@ -1062,20 +1063,16 @@ static inline int acpi_s3_resume_allowed(void) return CONFIG(HAVE_ACPI_RESUME); } -#if CONFIG(HAVE_ACPI_RESUME) - -#if ENV_ROMSTAGE_OR_BEFORE static inline int acpi_is_wakeup_s3(void) { - return (acpi_get_sleep_type() == ACPI_S3); -} -#else -int acpi_is_wakeup_s3(void); -#endif + if (!acpi_s3_resume_allowed()) + return 0; -#else -static inline int acpi_is_wakeup_s3(void) { return 0; } -#endif + if (ENV_ROMSTAGE_OR_BEFORE) + return (acpi_get_sleep_type() == ACPI_S3); + + return acpi_handoff_wakeup_s3(); +} static inline uintptr_t acpi_align_current(uintptr_t current) { |