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wtm2: add ssdt2 table 

The LynxPoint southbridge ACPI code needs the SSDT2 table to function
properly. Otherwise the ACPI evaluator in the kernel spews errors.

Change-Id: I73918545a07e43f4a281ff34d8537340d601b102
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/56601
Reviewed-on: http://review.coreboot.org/4188
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Aaron Durbin 2013-05-24 11:02:06 -05:00 committed by Stefan Reinauer
parent 21a78706ad
commit 7820c77f2c
1 changed files with 7 additions and 0 deletions
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7
src/mainboard/intel/wtm2/acpi_tables.c
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@ -288,6 +288,13 @@ unsigned long write_acpi_tables(unsigned long start)
acpi_add_table(rsdp, ssdt); acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT; ALIGN_CURRENT;
printk(BIOS_DEBUG, "ACPI: * SSDT2\n");
ssdt = (acpi_header_t *)current;
acpi_create_serialio_ssdt(ssdt);
current += ssdt->length;
acpi_add_table(rsdp, ssdt);
ALIGN_CURRENT;
printk(BIOS_DEBUG, "current = %lx\n", current); printk(BIOS_DEBUG, "current = %lx\n", current);
printk(BIOS_INFO, "ACPI: done.\n"); printk(BIOS_INFO, "ACPI: done.\n");
return current; return current;