x86: Add quirk for Intel DG45FC board to avoid low memory corruption (7c099ce1) · Commits · 戴 / test

Commit added a quirk for the Intel DG45ID board due to low memory corruption. The Intel DG45FC shares the same BIOS (and the same bug) as noted in: http://bugzilla.kernel.org/show_bug.cgi?id=13736 Signed-off-by:

David Härdeman <david@hardeman.nu> LKML-Reference: <20100128200254.GA9134@hardeman.nu> Cc: <stable@kernel.org> Cc: Alexey Fisher <bug-track@fisher-privat.net> Cc: ykzhao <yakui.zhao@intel.com> Cc: Tony Bones <aabonesml@gmail.com> Cc: Ingo Molnar <mingo@elte.hu> Signed-off-by:

H. Peter Anvin <hpa@zytor.com>

arch/x86/kernel/setup.c

+11 −3

Original line number	Diff line number	Diff line
		@@ -642,19 +642,27 @@ static struct dmi_system_id __initdata bad_bios_dmi_table[] = {
		DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix/MSC"),
		},
		},
		{
		/*
		* AMI BIOS with low memory corruption was found on Intel DG45ID board.
		* It hase different DMI_BIOS_VENDOR = "Intel Corp.", for now we will
		* AMI BIOS with low memory corruption was found on Intel DG45ID and
		* DG45FC boards.
		* It has a different DMI_BIOS_VENDOR = "Intel Corp.", for now we will
		* match only DMI_BOARD_NAME and see if there is more bad products
		* with this vendor.
		*/
		{
		.callback = dmi_low_memory_corruption,
		.ident = "AMI BIOS",
		.matches = {
		DMI_MATCH(DMI_BOARD_NAME, "DG45ID"),
		},
		},
		{
		.callback = dmi_low_memory_corruption,
		.ident = "AMI BIOS",
		.matches = {
		DMI_MATCH(DMI_BOARD_NAME, "DG45FC"),
		},
		},
		#endif
		{}
		};

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