/* SPDX-License-Identifier: GPL-2.0-only */ #include #include #include #include /* 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) { } /* Default mapping to ACPI FADT preferred_pm_profile field. */ uint8_t acpi_get_preferred_pm_profile(void) { switch (smbios_mainboard_enclosure_type()) { case SMBIOS_ENCLOSURE_LAPTOP: case SMBIOS_ENCLOSURE_CONVERTIBLE: return PM_MOBILE; case SMBIOS_ENCLOSURE_DETACHABLE: case SMBIOS_ENCLOSURE_TABLET: return PM_TABLET; case SMBIOS_ENCLOSURE_DESKTOP: return PM_DESKTOP; case SMBIOS_ENCLOSURE_UNKNOWN: default: return PM_UNSPECIFIED; } }