2787237dd5
Create uniform logging for the (unlikely) case of a CBMEM entry disappearing. Change-Id: I7c5414a03d869423c8ae5192a990fde5f9582f2d Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/49817 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Angel Pons <th3fanbus@gmail.com> Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
69 lines
1.5 KiB
C
69 lines
1.5 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#include <acpi/acpi.h>
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#include <acpi/acpi_pm.h>
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#include <cbmem.h>
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#include <console/console.h>
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#include <smbios.h>
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void __weak mainboard_suspend_resume(void)
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{
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}
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/* Default mapping to ACPI FADT preferred_pm_profile field. */
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uint8_t acpi_get_preferred_pm_profile(void)
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{
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switch (smbios_mainboard_enclosure_type()) {
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case SMBIOS_ENCLOSURE_LAPTOP:
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case SMBIOS_ENCLOSURE_CONVERTIBLE:
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return PM_MOBILE;
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case SMBIOS_ENCLOSURE_DETACHABLE:
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case SMBIOS_ENCLOSURE_TABLET:
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return PM_TABLET;
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case SMBIOS_ENCLOSURE_DESKTOP:
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return PM_DESKTOP;
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case SMBIOS_ENCLOSURE_UNKNOWN:
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default:
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return PM_UNSPECIFIED;
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}
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}
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struct chipset_power_state *acpi_get_pm_state(void)
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{
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static struct chipset_power_state *acpi_pm_state;
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if (acpi_pm_state)
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return acpi_pm_state;
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acpi_pm_state = cbmem_find(CBMEM_ID_POWER_STATE);
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return acpi_pm_state;
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}
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int acpi_pm_state_for_elog(const struct chipset_power_state **ps)
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{
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*ps = acpi_get_pm_state();
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if (!*ps) {
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printk(BIOS_ERR, "No CBMEM_ID_POWER_STATE entry, no event recorded in ELOG.\n");
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return -1;
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}
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return 0;
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}
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int acpi_pm_state_for_rtc(const struct chipset_power_state **ps)
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{
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*ps = acpi_get_pm_state();
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if (!*ps) {
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printk(BIOS_ERR, "No CBMEM_ID_POWER_STATE entry, RTC init aborted.\n");
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return -1;
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}
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return 0;
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}
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int acpi_pm_state_for_wake(const struct chipset_power_state **ps)
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{
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*ps = acpi_get_pm_state();
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if (!*ps) {
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printk(BIOS_ERR, "No CBMEM_ID_POWER_STATE entry, wake source unknown.\n");
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return -1;
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}
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return 0;
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}
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