2020-04-05 15:46:45 +02:00
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/* SPDX-License-Identifier: GPL-2.0-only */
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/* This file is part of the coreboot project. */
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2015-05-06 00:07:29 +02:00
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#include <arch/acpi.h>
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#include <cbmem.h>
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2015-04-21 00:20:28 +02:00
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#include <console/console.h>
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2015-05-06 00:07:29 +02:00
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#include <device/device.h>
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#include <device/pci.h>
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#include <elog.h>
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#include <soc/iomap.h>
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2015-04-21 00:20:28 +02:00
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#include <soc/pm.h>
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#include <stdint.h>
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2015-05-06 00:07:29 +02:00
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static void log_power_and_resets(const struct chipset_power_state *ps)
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{
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if (ps->gen_pmcon1 & PWR_FLR) {
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elog_add_event(ELOG_TYPE_POWER_FAIL);
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elog_add_event(ELOG_TYPE_PWROK_FAIL);
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}
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2015-04-21 00:20:28 +02:00
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if (ps->gen_pmcon1 & SUS_PWR_FLR)
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2015-05-06 00:07:29 +02:00
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elog_add_event(ELOG_TYPE_SUS_POWER_FAIL);
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2015-04-21 00:20:28 +02:00
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if (ps->gen_pmcon1 & RPS)
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2015-05-06 00:07:29 +02:00
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elog_add_event(ELOG_TYPE_RTC_RESET);
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2015-04-21 00:20:28 +02:00
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if (ps->tco_sts & SECOND_TO_STS)
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2015-05-06 00:07:29 +02:00
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elog_add_event(ELOG_TYPE_TCO_RESET);
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2015-04-21 00:20:28 +02:00
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if (ps->pm1_sts & PRBTNOR_STS)
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2015-05-06 00:07:29 +02:00
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elog_add_event(ELOG_TYPE_POWER_BUTTON_OVERRIDE);
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2015-04-21 00:20:28 +02:00
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if (ps->gen_pmcon1 & SRS)
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2015-05-06 00:07:29 +02:00
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elog_add_event(ELOG_TYPE_RESET_BUTTON);
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2015-04-21 00:20:28 +02:00
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if (ps->gen_pmcon1 & GEN_RST_STS)
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2015-05-06 00:07:29 +02:00
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elog_add_event(ELOG_TYPE_SYSTEM_RESET);
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}
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static void log_wake_events(const struct chipset_power_state *ps)
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{
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2020-03-19 00:31:58 +01:00
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const uint32_t pcie_wake_mask = PCIE_WAKE3_STS | PCIE_WAKE2_STS |
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PCIE_WAKE1_STS | PCIE_WAKE0_STS | PCI_EXP_STS;
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2015-05-06 00:07:29 +02:00
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uint32_t gpe0_sts;
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uint32_t gpio_mask;
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int i;
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/* Mask off disabled events. */
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gpe0_sts = ps->gpe0_sts & ps->gpe0_en;
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2015-04-21 00:20:28 +02:00
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if (ps->pm1_sts & WAK_STS)
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2015-05-06 00:07:29 +02:00
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elog_add_event_byte(ELOG_TYPE_ACPI_WAKE,
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2016-07-14 06:20:26 +02:00
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acpi_is_wakeup_s3() ? ACPI_S3 : ACPI_S5);
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2015-05-06 00:07:29 +02:00
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2015-04-21 00:20:28 +02:00
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if (ps->pm1_sts & PWRBTN_STS)
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2015-05-06 00:07:29 +02:00
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elog_add_event_wake(ELOG_WAKE_SOURCE_PWRBTN, 0);
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2015-04-21 00:20:28 +02:00
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if (ps->pm1_sts & RTC_STS)
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2015-05-06 00:07:29 +02:00
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elog_add_event_wake(ELOG_WAKE_SOURCE_RTC, 0);
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2015-04-21 00:20:28 +02:00
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if (gpe0_sts & PME_B0_EN)
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2015-05-06 00:07:29 +02:00
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elog_add_event_wake(ELOG_WAKE_SOURCE_PME_INTERNAL, 0);
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2015-04-21 00:20:28 +02:00
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if (gpe0_sts & pcie_wake_mask)
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2015-05-06 00:07:29 +02:00
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elog_add_event_wake(ELOG_WAKE_SOURCE_PCIE, 0);
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gpio_mask = SUS_GPIO_STS0;
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i = 0;
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while (gpio_mask) {
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2015-04-21 00:20:28 +02:00
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if (gpio_mask & gpe0_sts)
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2015-05-06 00:07:29 +02:00
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elog_add_event_wake(ELOG_WAKE_SOURCE_GPIO, i);
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gpio_mask <<= 1;
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i++;
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}
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}
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void southcluster_log_state(void)
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{
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struct chipset_power_state *ps = cbmem_find(CBMEM_ID_POWER_STATE);
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if (ps == NULL) {
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2015-04-21 00:20:28 +02:00
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printk(BIOS_DEBUG,
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"Not logging power state information. Power state not found in cbmem.\n");
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2015-05-06 00:07:29 +02:00
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return;
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}
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log_power_and_resets(ps);
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log_wake_events(ps);
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}
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