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authorTrevor Mosey <uberushaximus@gmail.com>2014-05-02 20:07:03 -0500
committerKyösti Mälkki <kyosti.malkki@gmail.com>2014-05-06 14:17:44 +0200
commit2237324e77a5e8ed30878609095c1592081f15e4 (patch)
tree30367adb1acc6617e4c856463bbcc27024a9deb9 /src/mainboard/lenovo
parent69634c316ed1056e734a129e7c28580c2772c074 (diff)
downloadcoreboot-2237324e77a5e8ed30878609095c1592081f15e4.tar.xz
lenovo/t60: Add "IBM ThinkPad Embedded Controller" SMBIOS OEM String
linux/drivers/platform/x86/thinkpad_acpi.c looks for an EC version string before loading, this code copies the vendor BIOS by exposing this string. This was originally part of x60's mainboard.c Change-Id: I5e54ea2833252bc4dbba46ceb67d78c435b34845 Signed-off-by: Trevor Mosey <uberushaximus@gmail.com> Reviewed-on: http://review.coreboot.org/5638 Tested-by: build bot (Jenkins) Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/mainboard/lenovo')
-rw-r--r--src/mainboard/lenovo/t60/mainboard.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/t60/mainboard.c b/src/mainboard/lenovo/t60/mainboard.c
index 623031a77f..a25c92c7f6 100644
--- a/src/mainboard/lenovo/t60/mainboard.c
+++ b/src/mainboard/lenovo/t60/mainboard.c
@@ -33,6 +33,7 @@
#include <northbridge/intel/i945/i945.h>
#include <pc80/mc146818rtc.h>
#include <arch/x86/include/arch/acpigen.h>
+#include <smbios.h>
static acpi_cstate_t cst_entries[] = {
{ 1, 1, 1000, { 0x7f, 1, 2, { 0 }, 1, 0 } },
@@ -78,9 +79,24 @@ static void mainboard_init(device_t dev)
ec_write(0x0c, inb(0x164c) & 8 ? 0x89 : 0x09);
}
+static int mainboard_smbios_data(device_t dev, int *handle, unsigned long *current)
+{
+ int len;
+ char tpec[] = "IBM ThinkPad Embedded Controller -[ ]-";
+ const char *oem_strings[] = {
+ tpec,
+ };
+
+ h8_build_id_and_function_spec_version(tpec + 35, 17);
+ len = smbios_write_type11(current, (*handle)++, oem_strings, ARRAY_SIZE(oem_strings));
+
+ return len;
+}
+
static void mainboard_enable(device_t dev)
{
dev->ops->init = mainboard_init;
+ dev->ops->get_smbios_data = mainboard_smbios_data;
}
struct chip_operations mainboard_ops = {