fdcf698a89
Use just one function to get the chipset powerstate and add an argument
to specify the powerstate claimer {RTC,ELOG,WAKE} and adjust the
failure log accordingly.
TEST: compile tested and qemu emulation successfully run
Signed-off-by: Fabio Aiuto <fabioaiuto83@gmail.com>
Change-Id: I8addc0b05f9e360afc52091c4bb731341d7213cf
Reviewed-on: https://review.coreboot.org/c/coreboot/+/67618
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
61 lines
1.5 KiB
C
61 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 <assert.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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static const char *pm_fetch_failure_msg[PS_CLAIMER_MAX] = {
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[PS_CLAIMER_ELOG] = "no event recorded in ELOG.",
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[PS_CLAIMER_RTC] = "RTC init aborted.",
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[PS_CLAIMER_WAKE] = "wake source unknown.",
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};
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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_fetch_pm_state(const struct chipset_power_state **ps,
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enum power_state_claimer ps_claimer)
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{
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assert(ps_claimer < PS_CLAIMER_MAX);
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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, %s\n",
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ps_claimer < PS_CLAIMER_MAX ?
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pm_fetch_failure_msg[ps_claimer] : "unknown claimer.");
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return -1;
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}
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return 0;
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}
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