diff options
Diffstat (limited to 'vgasrc')
| -rw-r--r-- | vgasrc/atiext.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/vgasrc/atiext.c b/vgasrc/atiext.c index 901e82d0..71dfa859 100644 --- a/vgasrc/atiext.c +++ b/vgasrc/atiext.c @@ -299,6 +299,15 @@ static void ati_i2c_edid_radeon(void) SET_VGA(ati_i2c_bit_sda_out, 16); SET_VGA(ati_i2c_bit_sda_in, 8); + dprintf(1, "ati: reading edid blob (radeon vga) ... \n"); + SET_VGA(ati_i2c_reg, GPIO_VGA_DDC); + ati_i2c_edid(); + valid = (GET_GLOBAL(VBE_edid[0]) == 0x00 && + GET_GLOBAL(VBE_edid[1]) == 0xff); + dprintf(1, "ati: ... %s\n", valid ? "good" : "invalid"); + if (valid) + return; + dprintf(1, "ati: reading edid blob (radeon dvi) ... \n"); SET_VGA(ati_i2c_reg, GPIO_DVI_DDC); ati_i2c_edid(); |