Vladimir Serbinenko (phcoder@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/5287
-gerrit
commit d9bec62628f1fa36949b88edbbe56d2a032a6aa4 Author: Vladimir Serbinenko phcoder@gmail.com Date: Sun Feb 23 14:17:03 2014 +0100
NOTFORMERGE: x60gfx: step 1
Change-Id: I91c5619d7c2a212a55e301733374de8b23f8aa1f Signed-off-by: Vladimir Serbinenko phcoder@gmail.com --- src/drivers/intel/gma/edid.c | 23 +++++++++++++---------- src/mainboard/lenovo/x60/Kconfig | 1 + src/mainboard/lenovo/x60/i915.c | 18 +++++------------- src/northbridge/intel/i945/gma.c | 6 +++--- 4 files changed, 22 insertions(+), 26 deletions(-)
diff --git a/src/drivers/intel/gma/edid.c b/src/drivers/intel/gma/edid.c index 0066b6a..3604002 100644 --- a/src/drivers/intel/gma/edid.c +++ b/src/drivers/intel/gma/edid.c @@ -26,13 +26,16 @@ #include "i915_reg.h" #include "edid.h"
+unsigned long io_i915_READ32(unsigned long addr); +void io_i915_WRITE32(unsigned long val, unsigned long addr); + static void wait_rdy(u32 mmio) { unsigned try = 100;
while (try--) { - if (read32(mmio + PCH_GMBUS2) & (1 << 11)) + if (io_i915_READ32(GMBUS2) & (1 << 11)) return; udelay(10); } @@ -45,29 +48,29 @@ intel_gmbus_read_edid(u32 mmio, u8 bus, u8 slave, u8 *edid)
wait_rdy(mmio); /* 100 KHz, hold 0ns, */ - write32(mmio + PCH_GMBUS0, bus); + io_i915_WRITE32(bus, GMBUS0); wait_rdy(mmio); /* Ensure index bits are disabled. */ - write32(mmio + PCH_GMBUS5, 0); - write32(mmio + PCH_GMBUS1, 0x46000000 | (slave << 1)); + io_i915_WRITE32(0, GMBUS5); + io_i915_WRITE32((0x46000000 | 0x10000 | (slave << 1)), GMBUS1); wait_rdy(mmio); /* Ensure index bits are disabled. */ - write32(mmio + PCH_GMBUS5, 0); - write32(mmio + PCH_GMBUS1, 0x4a800001 | (slave << 1)); + io_i915_WRITE32(0, GMBUS5); + io_i915_WRITE32((0x46800001 | (slave << 1)), GMBUS1); for (i = 0; i < 128 / 4; i++) { u32 reg32; wait_rdy(mmio); - reg32 = read32(mmio + PCH_GMBUS3); + reg32 = io_i915_READ32(GMBUS3); edid[4 * i] = reg32 & 0xff; edid[4 * i + 1] = (reg32 >> 8) & 0xff; edid[4 * i + 2] = (reg32 >> 16) & 0xff; edid[4 * i + 3] = (reg32 >> 24) & 0xff; } wait_rdy(mmio); - write32(mmio + PCH_GMBUS1, 0x4a800000 | (slave << 1)); + io_i915_WRITE32((0x4a800000 | (slave << 1)), GMBUS1); wait_rdy(mmio); - write32(mmio + PCH_GMBUS0, 0x48000000); - write32(mmio + PCH_GMBUS2, 0x00008000); + io_i915_WRITE32(0x48000000, GMBUS0); + io_i915_WRITE32(0x00008000, GMBUS2);
printk (BIOS_INFO, "EDID:\n"); for (i = 0; i < 128; i++) { diff --git a/src/mainboard/lenovo/x60/Kconfig b/src/mainboard/lenovo/x60/Kconfig index 7ed2665..977d9e5 100644 --- a/src/mainboard/lenovo/x60/Kconfig +++ b/src/mainboard/lenovo/x60/Kconfig @@ -26,6 +26,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy select MAINBOARD_HAS_NATIVE_VGA_INIT select EARLY_CBMEM_INIT select H8_DOCK_EARLY_INIT + select INTEL_EDID
config MAINBOARD_DIR string diff --git a/src/mainboard/lenovo/x60/i915.c b/src/mainboard/lenovo/x60/i915.c index 4870fd8..d420cb8 100644 --- a/src/mainboard/lenovo/x60/i915.c +++ b/src/mainboard/lenovo/x60/i915.c @@ -43,6 +43,7 @@ #include <cpu/x86/msr.h> #include <edid.h> #include "i915io.h" +#include <drivers/intel/gma/edid.h>
enum { vmsg = 1, vio = 2, vspin = 4, @@ -64,16 +65,6 @@ static unsigned int physbase;
static u32 htotal, hblank, hsync, vtotal, vblank, vsync;
-const u8 x60_edid_data[] = { - 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x30, 0xae, 0x00, 0x40, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x0f, 0x01, 0x03, 0x80, 0x19, 0x12, 0x78, 0xea, 0xed, 0x75, 0x91, 0x57, 0x4f, 0x8b, 0x26, - 0x21, 0x50, 0x54, 0x21, 0x08, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, - 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x28, 0x15, 0x00, 0x40, 0x41, 0x00, 0x26, 0x30, 0x18, 0x88, - 0x36, 0x00, 0xf6, 0xb9, 0x00, 0x00, 0x00, 0x18, 0xed, 0x10, 0x00, 0x40, 0x41, 0x00, 0x26, 0x30, - 0x18, 0x88, 0x36, 0x00, 0xf6, 0xb9, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x0f, 0x00, 0x61, - 0x43, 0x32, 0x61, 0x43, 0x28, 0x0f, 0x01, 0x00, 0x4c, 0xa3, 0x58, 0x4a, 0x00, 0x00, 0x00, 0xfe, - 0x00, 0x4c, 0x54, 0x4e, 0x31, 0x32, 0x31, 0x58, 0x4a, 0x2d, 0x4c, 0x30, 0x37, 0x0a, 0x00, 0x00, -}; #define READ32(addr) io_i915_READ32(addr) #define WRITE32(val, addr) io_i915_WRITE32(val, addr)
@@ -278,7 +269,8 @@ int i915lightup(unsigned int physbase, unsigned int iobase, unsigned int mmio, int i915lightup(unsigned int pphysbase, unsigned int piobase, unsigned int pmmio, unsigned int pgfx) { - static struct edid edid; + struct edid edid; + u8 x60_edid_data[256];
int index; unsigned long temp; @@ -292,8 +284,8 @@ int i915lightup(unsigned int pphysbase, unsigned int piobase, (void *)graphics, mmio, addrport, physbase); globalstart = rdtscll();
- - decode_edid((unsigned char *)&x60_edid_data, + intel_gmbus_read_edid(pmmio, 3, 0x50, x60_edid_data); + decode_edid(x60_edid_data, sizeof(x60_edid_data), &edid);
htotal = (edid.ha - 1) | ((edid.ha + edid.hbl - 1) << 16); diff --git a/src/northbridge/intel/i945/gma.c b/src/northbridge/intel/i945/gma.c index 433152c..ad63c97 100644 --- a/src/northbridge/intel/i945/gma.c +++ b/src/northbridge/intel/i945/gma.c @@ -40,8 +40,8 @@ static void gma_func0_init(struct device *dev)
/* IGD needs to be Bus Master */ reg32 = pci_read_config32(dev, PCI_COMMAND); - pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER); - + pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER + | PCI_COMMAND_IO | PCI_COMMAND_MEMORY);
#if !CONFIG_MAINBOARD_DO_NATIVE_VGA_INIT /* PCI Init, will run VBIOS */ @@ -92,7 +92,7 @@ static void gma_func1_init(struct device *dev) /* 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); + PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO);
if (get_option(&val, "tft_brightness") == CB_SUCCESS) pci_write_config8(dev, 0xf4, val);