elog.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <amdblocks/acpi.h>
#include <elog.h>
#include <soc/southbridge.h>
 
static void elog_pm1_status(const struct acpi_pm_gpe_state *state)
{
        uint16_t pm1_sts = state->pm1_sts;
 
        if (pm1_sts & WAK_STS)
                elog_add_event_byte(ELOG_TYPE_ACPI_WAKE, state->previous_sx_state);
 
        if (pm1_sts & PWRBTN_STS)
                elog_add_event_wake(ELOG_WAKE_SOURCE_PWRBTN, 0);
 
        if (pm1_sts & RTC_STS)
                elog_add_event_wake(ELOG_WAKE_SOURCE_RTC, 0);
 
        if (pm1_sts & PCIEXPWAK_STS)
                elog_add_event_wake(ELOG_WAKE_SOURCE_PCIE, 0);
}
 
static void elog_gpe_events(const struct acpi_pm_gpe_state *state)
{
        int i;
        uint32_t valid_gpe = state->gpe0_sts & state->gpe0_en;
 
        for (i = 0; i <= 31; i++) {
                if (valid_gpe & (1U << i))
                        elog_add_event_wake(ELOG_WAKE_SOURCE_GPE, i);
        }
}
 
void acpi_log_events(const struct chipset_power_state *ps)
{
        elog_pm1_status(&ps->gpe_state);
        elog_gpe_events(&ps->gpe_state);
}