mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-28 11:18:45 +07:00
c942fddf87
Based on 3 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details this program is free software you can redistribute it and or modify it under the terms of the gnu general public license as published by the free software foundation either version 2 of the license or at your option any later version [author] [graeme] [gregory] [gg]@[slimlogic] [co] [uk] [author] [kishon] [vijay] [abraham] [i] [kishon]@[ti] [com] [based] [on] [twl6030]_[usb] [c] [author] [hema] [hk] [hemahk]@[ti] [com] this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1105 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.202006027@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Arch-specific APEI-related functions.
|
|
*/
|
|
|
|
#include <acpi/apei.h>
|
|
|
|
#include <asm/mce.h>
|
|
#include <asm/tlbflush.h>
|
|
|
|
int arch_apei_enable_cmcff(struct acpi_hest_header *hest_hdr, void *data)
|
|
{
|
|
#ifdef CONFIG_X86_MCE
|
|
int i;
|
|
struct acpi_hest_ia_corrected *cmc;
|
|
struct acpi_hest_ia_error_bank *mc_bank;
|
|
|
|
cmc = (struct acpi_hest_ia_corrected *)hest_hdr;
|
|
if (!cmc->enabled)
|
|
return 0;
|
|
|
|
/*
|
|
* We expect HEST to provide a list of MC banks that report errors
|
|
* in firmware first mode. Otherwise, return non-zero value to
|
|
* indicate that we are done parsing HEST.
|
|
*/
|
|
if (!(cmc->flags & ACPI_HEST_FIRMWARE_FIRST) ||
|
|
!cmc->num_hardware_banks)
|
|
return 1;
|
|
|
|
pr_info("HEST: Enabling Firmware First mode for corrected errors.\n");
|
|
|
|
mc_bank = (struct acpi_hest_ia_error_bank *)(cmc + 1);
|
|
for (i = 0; i < cmc->num_hardware_banks; i++, mc_bank++)
|
|
mce_disable_bank(mc_bank->bank_number);
|
|
#endif
|
|
return 1;
|
|
}
|
|
|
|
void arch_apei_report_mem_error(int sev, struct cper_sec_mem_err *mem_err)
|
|
{
|
|
#ifdef CONFIG_X86_MCE
|
|
apei_mce_report_mem_error(sev, mem_err);
|
|
#endif
|
|
}
|