diff options
Diffstat (limited to 'src/radeon_bios.c')
| -rw-r--r-- | src/radeon_bios.c | 75 |
1 files changed, 64 insertions, 11 deletions
diff --git a/src/radeon_bios.c b/src/radeon_bios.c index d54c9b9..37a3e26 100644 --- a/src/radeon_bios.c +++ b/src/radeon_bios.c @@ -198,13 +198,28 @@ Bool RADEONGetConnectorInfoFromBIOS (ScrnInfoPtr pScrn) return FALSE; } } else { + /* Some laptops only have one connector (VGA) listed in the connector table, + * we need to add LVDS in as a non-DDC display. + * Note, we can't assume the listed VGA will be filled in PortInfo[0], + * when walking through connector table. connector_found has following meaning: + * 0 -- nothing found, + * 1 -- only PortInfo[0] filled, + * 2 -- only PortInfo[1] filled, + * 3 -- both are filled. + */ + int connector_found = 0; + if ((tmp = RADEON_BIOS16(info->ROMHeaderStart + 0x50))) { for (i = 1; i < 4; i++) { if (!RADEON_BIOS8(tmp + i*2) && i > 1) break; /* end of table */ tmp0 = RADEON_BIOS16(tmp + i*2); - if (((tmp0 >> 12) & 0x1f) == 0) continue; /* no connector */ + if (((tmp0 >> 12) & 0x0f) == 0) continue; /* no connector */ + if (connector_found > 0) { + if (pRADEONEnt->PortInfo[tmp1].DDCType == ((tmp0 >> 8) & 0x0f)) + continue; /* same connector */ + } /* internal DDC_DVI port will get assigned to PortInfo[0], or if there is no DDC_DVI (like in some IGPs). */ tmp1 = ((((tmp0 >> 8) & 0xf) == DDC_DVI) || (tmp1 == 1)) ? 0 : 1; /* determine port info index */ @@ -222,9 +237,7 @@ Bool RADEONGetConnectorInfoFromBIOS (ScrnInfoPtr pScrn) pRADEONEnt->PortInfo[tmp1].TMDSType == TMDS_INT) pRADEONEnt->PortInfo[tmp1].TMDSType = TMDS_UNKNOWN; - xf86DrvMsg(0, X_INFO, "Connector%d: DDCType-%d, DACType-%d, TMDSType-%d, ConnectorType-%d\n", - tmp1, pRADEONEnt->PortInfo[tmp1].DDCType, pRADEONEnt->PortInfo[tmp1].DACType, - pRADEONEnt->PortInfo[tmp1].TMDSType, pRADEONEnt->PortInfo[tmp1].ConnectorType); + connector_found += (tmp1 + 1); } } else { xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "No Connector Info Table found!\n"); @@ -232,14 +245,54 @@ Bool RADEONGetConnectorInfoFromBIOS (ScrnInfoPtr pScrn) } if (info->IsMobility) { - if ((tmp = RADEON_BIOS16(info->ROMHeaderStart + 0x42))) { - if ((tmp0 = RADEON_BIOS16(tmp + 0x15))) { - if ((tmp1 = RADEON_BIOS8(tmp0+2) & 0x07)) { - pRADEONEnt->PortInfo[0].DDCType = tmp1; - xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "LCD DDC Info Table found!\n"); - } + /* For the cases where only one VGA connector is found, + we assume LVDS is not listed in the connector table, + add it in here as the first port. + */ + if ((connector_found < 3) && (pRADEONEnt->PortInfo[tmp1].ConnectorType == CONNECTOR_CRT)) { + if (connector_found == 1) { + memcpy (&pRADEONEnt->PortInfo[1], &pRADEONEnt->PortInfo[0], + sizeof (pRADEONEnt->PortInfo[0])); + } + pRADEONEnt->PortInfo[0].DACType = DAC_TVDAC; + pRADEONEnt->PortInfo[0].TMDSType = TMDS_UNKNOWN; + pRADEONEnt->PortInfo[0].DDCType = DDC_NONE_DETECTED; + pRADEONEnt->PortInfo[0].ConnectorType = CONNECTOR_PROPRIETARY; + + xf86DrvMsg(pScrn->scrnIndex, X_INFO, "LVDS port is not in connector table, added in.\n"); + if (connector_found == 0) connector_found = 1; + else connector_found = 3; } - } + + if ((tmp = RADEON_BIOS16(info->ROMHeaderStart + 0x42))) { + if ((tmp0 = RADEON_BIOS16(tmp + 0x15))) { + if ((tmp1 = RADEON_BIOS8(tmp0+2) & 0x07)) { + pRADEONEnt->PortInfo[0].DDCType = tmp1; + xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "LCD DDC Info Table found!\n"); + } + } + } + } else if (connector_found == 2) { + memcpy (&pRADEONEnt->PortInfo[0], &pRADEONEnt->PortInfo[1], + sizeof (pRADEONEnt->PortInfo[0])); + pRADEONEnt->PortInfo[1].DACType = DAC_UNKNOWN; + pRADEONEnt->PortInfo[1].TMDSType = TMDS_UNKNOWN; + pRADEONEnt->PortInfo[1].DDCType = DDC_NONE_DETECTED; + pRADEONEnt->PortInfo[1].ConnectorType = CONNECTOR_NONE; + connector_found = 1; + } + + if (connector_found == 0) { + xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "No connector found in Connector Info Table.\n"); + } else { + xf86DrvMsg(0, X_INFO, "Connector0: DDCType-%d, DACType-%d, TMDSType-%d, ConnectorType-%d\n", + pRADEONEnt->PortInfo[0].DDCType, pRADEONEnt->PortInfo[0].DACType, + pRADEONEnt->PortInfo[0].TMDSType, pRADEONEnt->PortInfo[0].ConnectorType); + } + if (connector_found == 3) { + xf86DrvMsg(0, X_INFO, "Connector1: DDCType-%d, DACType-%d, TMDSType-%d, ConnectorType-%d\n", + pRADEONEnt->PortInfo[1].DDCType, pRADEONEnt->PortInfo[1].DACType, + pRADEONEnt->PortInfo[1].TMDSType, pRADEONEnt->PortInfo[1].ConnectorType); } #if 0 |