Sven Schnelle (svens@stackframe.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/24
-gerrit
commit 645314c5e045be3934c26654b87d474688454a0e Author: Sven Schnelle svens@stackframe.org Date: Sun Jun 12 14:30:10 2011 +0200
i945 GMA: restore tft brightness from cmos
Change-Id: Iaf10f125425a1abcf17ffca1d6e246f955f941cc Signed-off-by: Sven Schnelle svens@stackframe.org --- src/mainboard/lenovo/t60/romstage.c | 2 -- src/mainboard/lenovo/x60/romstage.c | 2 -- src/northbridge/intel/i945/gma.c | 7 +++++++ 3 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/src/mainboard/lenovo/t60/romstage.c b/src/mainboard/lenovo/t60/romstage.c index aa92765..252ae40 100644 --- a/src/mainboard/lenovo/t60/romstage.c +++ b/src/mainboard/lenovo/t60/romstage.c @@ -336,6 +336,4 @@ void main(unsigned long bist) pci_write_config32(PCI_DEV(0, 0x00, 0), SKPAD, SKPAD_ACPI_S3_MAGIC); } #endif - /* Set legacy Brightness control to full brightness */ - pci_write_config8(PCI_DEV(0, 2, 1), 0xf4, 0xff); } diff --git a/src/mainboard/lenovo/x60/romstage.c b/src/mainboard/lenovo/x60/romstage.c index c993a35..2aa506f 100644 --- a/src/mainboard/lenovo/x60/romstage.c +++ b/src/mainboard/lenovo/x60/romstage.c @@ -338,6 +338,4 @@ void main(unsigned long bist) pci_write_config32(PCI_DEV(0, 0x00, 0), SKPAD, SKPAD_ACPI_S3_MAGIC); } #endif - /* Set legacy Brightness control to full brightness */ - pci_write_config8(PCI_DEV(0, 2, 1), 0xf4, 0xff); } diff --git a/src/northbridge/intel/i945/gma.c b/src/northbridge/intel/i945/gma.c index a43ef25..340ddcd 100644 --- a/src/northbridge/intel/i945/gma.c +++ b/src/northbridge/intel/i945/gma.c @@ -21,6 +21,7 @@ #include <device/device.h> #include <device/pci.h> #include <device/pci_ids.h> +#include <pc80/mc146818rtc.h>
static void gma_func0_init(struct device *dev) { @@ -36,11 +37,17 @@ static void gma_func0_init(struct device *dev) static void gma_func1_init(struct device *dev) { u32 reg32; + u8 val;
/* IGD needs to be Bus Master, also enable IO accesss */ reg32 = pci_read_config32(dev, PCI_COMMAND); pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER | PCI_COMMAND_IO); + + if (!get_option(&val, "tft_brightness")) + pci_write_config8(dev, 0xf4, val); + else + pci_write_config8(dev, 0xf4, 0xff); }
static void gma_set_subsystem(device_t dev, unsigned vendor, unsigned device)