diff options
Diffstat (limited to 'src/northbridge/intel')
| -rw-r--r-- | src/northbridge/intel/nehalem/gma.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/northbridge/intel/nehalem/gma.c b/src/northbridge/intel/nehalem/gma.c index 9fc4bd45ba..7d24bd5565 100644 --- a/src/northbridge/intel/nehalem/gma.c +++ b/src/northbridge/intel/nehalem/gma.c @@ -700,6 +700,7 @@ static void intel_gma_init(const struct northbridge_intel_nehalem_config *info, power_port(mmio); intel_gmbus_read_edid(mmio + PCH_GMBUS0, 3, 0x50, edid_data, 128); + intel_gmbus_stop(mmio + PCH_GMBUS0); decode_edid(edid_data, sizeof(edid_data), &edid); @@ -721,9 +722,8 @@ static void intel_gma_init(const struct northbridge_intel_nehalem_config *info, target_frequency = info->gfx.lvds_dual_channel ? edid.pixel_clock : (2 * edid.pixel_clock); -#if !IS_ENABLED(CONFIG_FRAMEBUFFER_KEEP_VESA_MODE) vga_textmode_init(); -#else +#if IS_ENABLED(CONFIG_FRAMEBUFFER_KEEP_VESA_MODE) vga_sr_write(1, 1); vga_sr_write(0x2, 0xf); vga_sr_write(0x3, 0x0); @@ -982,6 +982,11 @@ static void intel_gma_init(const struct northbridge_intel_nehalem_config *info, write32(mmio + DEIIR, 0xffffffff); write32(mmio + SDEIIR, 0xffffffff); + /* Doesn't change any hw behaviour but vga oprom expects it there. */ + write32(mmio + 0x0004f040, 0x01000008); + write32(mmio + 0x0004f04c, 0x7f7f0000); + write32(mmio + 0x0004f054, 0x0000020d); + #if IS_ENABLED(CONFIG_FRAMEBUFFER_KEEP_VESA_MODE) memset ((void *) lfb, 0, edid.x_resolution * edid.y_resolution * 4); set_vbe_mode_info_valid(&edid, lfb); |