Commit fbeef85f authored by Chen, Gong's avatar Chen, Gong Committed by Tony Luck
Browse files

ACPI, APEI, CPER: Enhance memory reporting capability 



After H/W error happens under FFM enabled mode, lots of information
are shown but new fields added by UEFI 2.4 (e.g. DIMM location) need to
be added.

Original-author: Tony Luck <tony.luck@intel.com>
Signed-off-by: default avatarChen, Gong <gong.chen@linux.intel.com>
Acked-by: default avatarNaveen N. Rao <naveen.n.rao@linux.vnet.ibm.com>
Acked-by: default avatarBorislav Petkov <bp@suse.de>
Reviewed-by: default avatarMauro Carvalho Chehab <m.chehab@samsung.com>
Signed-off-by: default avatarTony Luck <tony.luck@intel.com>
parent 147de147

drivers/acpi/apei/cper.c

+12 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include <linux/module.h>

#include <linux/time.h>

#include <linux/cper.h>

#include <linux/dmi.h>

#include <linux/acpi.h>

#include <linux/pci.h>

#include <linux/aer.h>
@@ -210,6 +211,8 @@ static void cper_print_mem(const char *pfx, const struct cper_sec_mem_err *mem) 
		printk("%s""card: %d\n", pfx, mem->card);

	if (mem->validation_bits & CPER_MEM_VALID_MODULE)

		printk("%s""module: %d\n", pfx, mem->module);

	if (mem->validation_bits & CPER_MEM_VALID_RANK_NUMBER)

		printk("%s""rank: %d\n", pfx, mem->rank);

	if (mem->validation_bits & CPER_MEM_VALID_BANK)

		printk("%s""bank: %d\n", pfx, mem->bank);

	if (mem->validation_bits & CPER_MEM_VALID_DEVICE)
@@ -232,6 +235,15 @@ static void cper_print_mem(const char *pfx, const struct cper_sec_mem_err *mem) 
		       etype < ARRAY_SIZE(cper_mem_err_type_strs) ?

		       cper_mem_err_type_strs[etype] : "unknown");

	}

	if (mem->validation_bits & CPER_MEM_VALID_MODULE_HANDLE) {

		const char *bank = NULL, *device = NULL;

		dmi_memdev_name(mem->mem_dev_handle, &bank, &device);

		if (bank != NULL && device != NULL)

			printk("%s""DIMM location: %s %s", pfx, bank, device);

		else

			printk("%s""DIMM DMI handle: 0x%.4x",

			       pfx, mem->mem_dev_handle);

	}

}



static const char *cper_pcie_port_type_strs[] = {

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