diff options
Diffstat (limited to 'arch/x86/cpu/cpu.c')
| -rw-r--r-- | arch/x86/cpu/cpu.c | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index a814e7d7a64..98ed66e67d7 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -25,6 +25,7 @@ #include <dm.h> #include <errno.h> #include <init.h> +#include <irq.h> #include <log.h> #include <malloc.h> #include <syscon.h> @@ -163,10 +164,10 @@ 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 + if (IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)) { + debug("ACPI previous sleep state: %s\n", + acpi_ss_string(gd->arch.prev_sleep_state)); + } return 0; } @@ -178,10 +179,10 @@ void show_boot_progress(int val) #if !defined(CONFIG_SYS_COREBOOT) && !defined(CONFIG_EFI_STUB) /* - * Implement a weak default function for boards that optionally - * need to clean up the system before jumping to the kernel. + * Implement a weak default function for boards that need to do some final init + * before the system is ready. */ -__weak void board_final_cleanup(void) +__weak void board_final_init(void) { } @@ -189,14 +190,14 @@ int last_stage_init(void) { struct acpi_fadt __maybe_unused *fadt; - board_final_cleanup(); + board_final_init(); -#ifdef CONFIG_HAVE_ACPI_RESUME - fadt = acpi_find_fadt(); + if (IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)) { + fadt = acpi_find_fadt(); - if (fadt && gd->arch.prev_sleep_state == ACPI_S3) - acpi_resume(fadt); -#endif + if (fadt && gd->arch.prev_sleep_state == ACPI_S3) + acpi_resume(fadt); + } write_tables(); @@ -269,25 +270,36 @@ int cpu_init_r(void) #ifndef CONFIG_EFI_STUB int reserve_arch(void) { -#ifdef CONFIG_ENABLE_MRC_CACHE - mrccache_reserve(); -#endif + struct udevice *itss; + int ret; + + if (IS_ENABLED(CONFIG_ENABLE_MRC_CACHE)) + mrccache_reserve(); #ifdef CONFIG_SEABIOS high_table_reserve(); #endif -#ifdef CONFIG_HAVE_ACPI_RESUME - acpi_s3_reserve(); + if (IS_ENABLED(CONFIG_HAVE_ACPI_RESUME)) { + acpi_s3_reserve(); -#ifdef CONFIG_HAVE_FSP - /* - * Save stack address to CMOS so that at next S3 boot, - * we can use it as the stack address for fsp_contiue() - */ - fsp_save_s3_stack(); -#endif /* CONFIG_HAVE_FSP */ -#endif /* CONFIG_HAVE_ACPI_RESUME */ + if (IS_ENABLED(CONFIG_HAVE_FSP)) { + /* + * Save stack address to CMOS so that at next S3 boot, + * we can use it as the stack address for fsp_contiue() + */ + fsp_save_s3_stack(); + } + } + ret = irq_first_device_type(X86_IRQT_ITSS, &itss); + if (!ret) { + /* + * Snapshot the current GPIO IRQ polarities. FSP-S is about to + * run and will set a default policy that doesn't honour boards' + * requirements + */ + irq_snapshot_polarities(itss); + } return 0; } |