Blob Blame History Raw
diff --git a/src/ati_pciids_gen.h b/src/ati_pciids_gen.h
index 3304e84..8b37d5b 100644
--- a/src/ati_pciids_gen.h
+++ b/src/ati_pciids_gen.h
@@ -60,6 +60,8 @@
 #define PCI_CHIP_R420_JN 0x4A4E
 #define PCI_CHIP_R420_4A4F 0x4A4F
 #define PCI_CHIP_R420_JP 0x4A50
+#define PCI_CHIP_R420_JT 0x4A54
+#define PCI_CHIP_R481_4B48 0x4B48
 #define PCI_CHIP_R481_4B49 0x4B49
 #define PCI_CHIP_R481_4B4A 0x4B4A
 #define PCI_CHIP_R481_4B4B 0x4B4B
@@ -334,6 +336,7 @@
 #define PCI_CHIP_RV770_9440 0x9440
 #define PCI_CHIP_RV770_9441 0x9441
 #define PCI_CHIP_RV770_9442 0x9442
+#define PCI_CHIP_RV770_9443 0x9443
 #define PCI_CHIP_RV770_9444 0x9444
 #define PCI_CHIP_RV770_9446 0x9446
 #define PCI_CHIP_RV770_944A 0x944A
diff --git a/src/atombios_crtc.c b/src/atombios_crtc.c
index 31c032b..f060d8d 100644
--- a/src/atombios_crtc.c
+++ b/src/atombios_crtc.c
@@ -167,13 +167,13 @@ atombios_crtc_dpms(xf86CrtcPtr crtc, int mode)
     RADEONInfoPtr  info = RADEONPTR(crtc->scrn);
     switch (mode) {
     case DPMSModeOn:
-    case DPMSModeStandby:
-    case DPMSModeSuspend:
 	if (IS_DCE3_VARIANT)
 	    atombios_enable_crtc_memreq(info->atomBIOS, radeon_crtc->crtc_id, 1);
 	atombios_enable_crtc(info->atomBIOS, radeon_crtc->crtc_id, 1);
 	atombios_blank_crtc(info->atomBIOS, radeon_crtc->crtc_id, 0);
 	break;
+    case DPMSModeStandby:
+    case DPMSModeSuspend:
     case DPMSModeOff:
 	atombios_blank_crtc(info->atomBIOS, radeon_crtc->crtc_id, 1);
 	atombios_enable_crtc(info->atomBIOS, radeon_crtc->crtc_id, 0);
diff --git a/src/legacy_crtc.c b/src/legacy_crtc.c
index 829b453..5ea13bc 100644
--- a/src/legacy_crtc.c
+++ b/src/legacy_crtc.c
@@ -649,6 +649,9 @@ radeon_crtc_modeset_ioctl(xf86CrtcPtr crtc, Bool post)
     if (!info->directRenderingEnabled)
 	return;
 
+    if (info->ChipFamily >= CHIP_FAMILY_R600)
+	return;
+
     modeset.crtc = radeon_crtc->crtc_id;
     modeset.cmd = post ? _DRM_POST_MODESET : _DRM_PRE_MODESET;
 
@@ -661,55 +664,42 @@ radeon_crtc_modeset_ioctl(xf86CrtcPtr crtc, Bool post)
 void
 legacy_crtc_dpms(xf86CrtcPtr crtc, int mode)
 {
-    int mask;
+    uint32_t mask;
     RADEONCrtcPrivatePtr radeon_crtc = crtc->driver_private;
     RADEONEntPtr pRADEONEnt = RADEONEntPriv(crtc->scrn);
     unsigned char *RADEONMMIO = pRADEONEnt->MMIO;
 
-    mask = radeon_crtc->crtc_id ? (RADEON_CRTC2_DISP_DIS | RADEON_CRTC2_VSYNC_DIS | RADEON_CRTC2_HSYNC_DIS | RADEON_CRTC2_DISP_REQ_EN_B) : (RADEON_CRTC_DISPLAY_DIS | RADEON_CRTC_HSYNC_DIS | RADEON_CRTC_VSYNC_DIS);
-
-    if (mode == DPMSModeOff)
-	radeon_crtc_modeset_ioctl(crtc, FALSE);
+    if (radeon_crtc->crtc_id)
+	mask = (RADEON_CRTC2_EN |
+		RADEON_CRTC2_DISP_DIS |
+		RADEON_CRTC2_VSYNC_DIS |
+		RADEON_CRTC2_HSYNC_DIS |
+		RADEON_CRTC2_DISP_REQ_EN_B);
+    else
+	mask = (RADEON_CRTC_DISPLAY_DIS |
+		RADEON_CRTC_HSYNC_DIS |
+		RADEON_CRTC_VSYNC_DIS);
 
     switch(mode) {
     case DPMSModeOn:
 	if (radeon_crtc->crtc_id) {
-	    OUTREGP(RADEON_CRTC2_GEN_CNTL, 0, ~mask);
+	    OUTREGP(RADEON_CRTC2_GEN_CNTL, RADEON_CRTC2_EN, ~mask);
 	} else {
-	    OUTREGP(RADEON_CRTC_GEN_CNTL, 0, ~RADEON_CRTC_DISP_REQ_EN_B);
+	    OUTREGP(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_EN, ~(RADEON_CRTC_EN | RADEON_CRTC_DISP_REQ_EN_B));
 	    OUTREGP(RADEON_CRTC_EXT_CNTL, 0, ~mask);
 	}
 	break;
     case DPMSModeStandby:
-	if (radeon_crtc->crtc_id) {
-	    OUTREGP(RADEON_CRTC2_GEN_CNTL, (RADEON_CRTC2_DISP_DIS | RADEON_CRTC2_HSYNC_DIS), ~mask);
-	} else {
-	    OUTREGP(RADEON_CRTC_GEN_CNTL, 0, ~RADEON_CRTC_DISP_REQ_EN_B);
-	    OUTREGP(RADEON_CRTC_EXT_CNTL, (RADEON_CRTC_DISPLAY_DIS | RADEON_CRTC_HSYNC_DIS), ~mask);
-	}
-	break;
     case DPMSModeSuspend:
-	if (radeon_crtc->crtc_id) {
-	    OUTREGP(RADEON_CRTC2_GEN_CNTL, (RADEON_CRTC2_DISP_DIS | RADEON_CRTC2_VSYNC_DIS), ~mask);
-	} else {
-	    OUTREGP(RADEON_CRTC_GEN_CNTL, 0, ~RADEON_CRTC_DISP_REQ_EN_B);
-	    OUTREGP(RADEON_CRTC_EXT_CNTL, (RADEON_CRTC_DISPLAY_DIS | RADEON_CRTC_VSYNC_DIS), ~mask);
-	}
-	break;
     case DPMSModeOff:
 	if (radeon_crtc->crtc_id) {
 	    OUTREGP(RADEON_CRTC2_GEN_CNTL, mask, ~mask);
 	} else {
-	    OUTREGP(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_DISP_REQ_EN_B, ~RADEON_CRTC_DISP_REQ_EN_B);
+	    OUTREGP(RADEON_CRTC_GEN_CNTL, RADEON_CRTC_DISP_REQ_EN_B, ~(RADEON_CRTC_EN | RADEON_CRTC_DISP_REQ_EN_B));
 	    OUTREGP(RADEON_CRTC_EXT_CNTL, mask, ~mask);
 	}
 	break;
     }
-  
-    if (mode != DPMSModeOff) {
-	radeon_crtc_modeset_ioctl(crtc, TRUE);
-	radeon_crtc_load_lut(crtc);
-    }
 }
 
 
@@ -912,7 +902,6 @@ RADEONInitCrtcRegisters(xf86CrtcPtr crtc, RADEONSavePtr save,
 
     /*save->bios_4_scratch = info->SavedReg->bios_4_scratch;*/
     save->crtc_gen_cntl = (RADEON_CRTC_EXT_DISP_EN
-			   | RADEON_CRTC_EN
 			   | (format << 8)
 			   | ((mode->Flags & V_DBLSCAN)
 			      ? RADEON_CRTC_DBL_SCAN_EN
@@ -1160,8 +1149,7 @@ RADEONInitCrtc2Registers(xf86CrtcPtr crtc, RADEONSavePtr save,
     else
 	save->crtc2_gen_cntl = 0;
 
-    save->crtc2_gen_cntl |= (RADEON_CRTC2_EN
-			     | (format << 8)
+    save->crtc2_gen_cntl |= ((format << 8)
 			     | RADEON_CRTC2_VSYNC_DIS
 			     | RADEON_CRTC2_HSYNC_DIS
 			     | RADEON_CRTC2_DISP_DIS
diff --git a/src/legacy_output.c b/src/legacy_output.c
index 423a3e2..7134ee1 100644
--- a/src/legacy_output.c
+++ b/src/legacy_output.c
@@ -150,7 +150,6 @@ void
 RADEONGetExtTMDSInfo(ScrnInfoPtr pScrn, radeon_dvo_ptr dvo)
 {
     RADEONInfoPtr  info       = RADEONPTR(pScrn);
-    I2CBusPtr pDVOBus;
 
     if (!info->IsAtomBios) {
 #if defined(__powerpc__)
@@ -162,11 +161,11 @@ RADEONGetExtTMDSInfo(ScrnInfoPtr pScrn, radeon_dvo_ptr dvo)
 	    dvo->dvo_i2c_slave_addr = 0x70;
 	}
 #endif
-	if (RADEONI2CInit(pScrn, &pDVOBus, "DVO", &dvo->dvo_i2c)) {
+	if (RADEONI2CInit(pScrn, &dvo->pI2CBus, "DVO", &dvo->dvo_i2c)) {
 	    dvo->DVOChip =
-		RADEONDVODeviceInit(pDVOBus, dvo->dvo_i2c_slave_addr);
+		RADEONDVODeviceInit(dvo->pI2CBus, dvo->dvo_i2c_slave_addr);
 	    if (!dvo->DVOChip)
-		xfree(pDVOBus);
+		xfree(dvo->pI2CBus);
 	}
     }
 }
@@ -481,7 +480,7 @@ RADEONRestoreDVOChip(ScrnInfoPtr pScrn, xf86OutputPtr output)
     if (!dvo->DVOChip)
 	return;
 
-    RADEONI2CDoLock(output, TRUE);
+    RADEONI2CDoLock(output, dvo->pI2CBus, TRUE);
     if (!RADEONInitExtTMDSInfoFromBIOS(output)) {
 	if (dvo->DVOChip) {
 	    switch(info->ext_tmds_chip) {
@@ -511,7 +510,7 @@ RADEONRestoreDVOChip(ScrnInfoPtr pScrn, xf86OutputPtr output)
 	    }
 	}
     }
-    RADEONI2CDoLock(output, FALSE);
+    RADEONI2CDoLock(output, dvo->pI2CBus, FALSE);
 }
 
 #if 0
diff --git a/src/pcidb/ati_pciids.csv b/src/pcidb/ati_pciids.csv
index b361d9d..51dafee 100644
--- a/src/pcidb/ati_pciids.csv
+++ b/src/pcidb/ati_pciids.csv
@@ -61,6 +61,8 @@
 "0x4A4E","R420_JN","R420",1,,,,,"ATI Radeon Mobility 9800 (M18) JN (AGP)"
 "0x4A4F","R420_4A4F","R420",,,,,,"ATI Radeon X800 SE (R420) (AGP)"
 "0x4A50","R420_JP","R420",,,,,,"ATI Radeon X800XT (R420) JP (AGP)"
+"0x4A54","R420_JT","R420",,,,,,"ATI Radeon X800 VE (R420) JT (AGP)"
+"0x4B48","R481_4B48","R420",,,,,,"ATI Radeon X850 (R480) (AGP)"
 "0x4B49","R481_4B49","R420",,,,,,"ATI Radeon X850 XT (R480) (AGP)"
 "0x4B4A","R481_4B4A","R420",,,,,,"ATI Radeon X850 SE (R480) (AGP)"
 "0x4B4B","R481_4B4B","R420",,,,,,"ATI Radeon X850 PRO (R480) (AGP)"
@@ -335,6 +337,7 @@
 "0x9440","RV770_9440","RV770",,,,,,"ATI Radeon 4800 Series"
 "0x9441","RV770_9441","RV770",,,,,,"ATI Radeon HD 4870 x2"
 "0x9442","RV770_9442","RV770",,,,,,"ATI Radeon 4800 Series"
+"0x9443","RV770_9443","RV770",,,,,,"ATI Radeon HD 4850 x2"
 "0x9444","RV770_9444","RV770",,,,,,"ATI FirePro V8750 (FireGL)"
 "0x9446","RV770_9446","RV770",,,,,,"ATI FirePro V7760 (FireGL)"
 "0x944A","RV770_944A","RV770",1,,,,,"ATI Mobility RADEON HD 4850"
diff --git a/src/r600_state.h b/src/r600_state.h
index 181e167..44e7600 100644
--- a/src/r600_state.h
+++ b/src/r600_state.h
@@ -195,10 +195,10 @@ do {                                                                    \
 do {                                                                    \
     if ((reg) >= SET_CONFIG_REG_offset && (reg) < SET_CONFIG_REG_end) {	\
 	PACK3((ib), IT_SET_CONFIG_REG, (num) + 1);			\
-        E32(ib, ((reg) - SET_CONFIG_REG_offset) >> 2);                  \
+	E32(ib, ((reg) - SET_CONFIG_REG_offset) >> 2);                  \
     } else if ((reg) >= SET_CONTEXT_REG_offset && (reg) < SET_CONTEXT_REG_end) { \
-        PACK3((ib), IT_SET_CONTEXT_REG, (num) + 1);			\
-	E32(ib, ((reg) - 0x28000) >> 2);				\
+	PACK3((ib), IT_SET_CONTEXT_REG, (num) + 1);			\
+	E32(ib, ((reg) - SET_CONTEXT_REG_offset) >> 2);			\
     } else if ((reg) >= SET_ALU_CONST_offset && (reg) < SET_ALU_CONST_end) { \
 	PACK3((ib), IT_SET_ALU_CONST, (num) + 1);			\
 	E32(ib, ((reg) - SET_ALU_CONST_offset) >> 2);			\
diff --git a/src/radeon.h b/src/radeon.h
index d488429..c923793 100644
--- a/src/radeon.h
+++ b/src/radeon.h
@@ -318,7 +318,6 @@ typedef enum {
     CHIP_FAMILY_RS690,
     CHIP_FAMILY_RS740,
     CHIP_FAMILY_R600,    /* r600 */
-    CHIP_FAMILY_R630,
     CHIP_FAMILY_RV610,
     CHIP_FAMILY_RV630,
     CHIP_FAMILY_RV670,
@@ -1115,7 +1114,7 @@ extern void RADEONPrintPortMap(ScrnInfoPtr pScrn);
 extern void RADEONSetOutputType(ScrnInfoPtr pScrn,
 				RADEONOutputPrivatePtr radeon_output);
 extern Bool RADEONSetupConnectors(ScrnInfoPtr pScrn);
-extern Bool RADEONI2CDoLock(xf86OutputPtr output, Bool lock_state);
+extern Bool RADEONI2CDoLock(xf86OutputPtr output, I2CBusPtr b, Bool lock_state);
 
 
 /* radeon_tv.c */
diff --git a/src/radeon_accel.c b/src/radeon_accel.c
index a9a4848..f90b386 100644
--- a/src/radeon_accel.c
+++ b/src/radeon_accel.c
@@ -87,6 +87,8 @@
 #include "radeon_drm.h"
 #endif
 
+#include "ati_pciids_gen.h"
+
 				/* Line support */
 #include "miline.h"
 
@@ -481,12 +483,17 @@ void RADEONEngineInit(ScrnInfoPtr pScrn)
 	}
     }
 
+    /* RV410 SE cards only have 1 quadpipe */
+    if ((info->Chipset == PCI_CHIP_RV410_5E4C) ||
+	(info->Chipset == PCI_CHIP_RV410_5E4F))
+	info->accel_state->num_gb_pipes = 1;
+
     if (IS_R300_3D || IS_R500_3D)
 	xf86DrvMsg(pScrn->scrnIndex, X_INFO,
 		   "num quad-pipes is %d\n", info->accel_state->num_gb_pipes);
 
     if (IS_R300_3D || IS_R500_3D) {
-	uint32_t gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16 | R300_SUBPIXEL_1_16);
+	uint32_t gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
 
 	switch(info->accel_state->num_gb_pipes) {
 	case 2: gb_tile_config |= R300_PIPE_COUNT_R300; break;
diff --git a/src/radeon_atombios.c b/src/radeon_atombios.c
index a657fac..10158a8 100644
--- a/src/radeon_atombios.c
+++ b/src/radeon_atombios.c
@@ -1534,6 +1534,7 @@ static void RADEONApplyATOMQuirks(ScrnInfoPtr pScrn, int index)
 	    info->BiosConnector[index].ConnectorType = CONNECTOR_DVI_D;
 	}
     }
+
     /* a-bit f-i90hd - ciaranm on #radeonhd - this board has no DVI */
     if ((info->Chipset == PCI_CHIP_RS600_7941) &&
 	(PCI_SUB_VENDOR_ID(info->PciInfo) == 0x147b) &&
@@ -1761,17 +1762,17 @@ RADEONGetATOMConnectorInfoFromBIOSObject (ScrnInfoPtr pScrn)
 	ATOM_DISPLAY_OBJECT_PATH *path;
 	addr += path_size;
 	path = (ATOM_DISPLAY_OBJECT_PATH *)addr;
-	path_size += path->usSize;
+	path_size += le16_to_cpu(path->usSize);
 
-	if (device_support & path->usDeviceTag) {
+	if (device_support & le16_to_cpu(path->usDeviceTag)) {
 	    uint8_t con_obj_id, con_obj_num, con_obj_type;
 
-	    con_obj_id = (path->usConnObjectId & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
-	    con_obj_num = (path->usConnObjectId & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
-	    con_obj_type = (path->usConnObjectId & OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
+	    con_obj_id = (le16_to_cpu(path->usConnObjectId) & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
+	    con_obj_num = (le16_to_cpu(path->usConnObjectId) & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
+	    con_obj_type = (le16_to_cpu(path->usConnObjectId) & OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 
-	    if ((path->usDeviceTag == ATOM_DEVICE_TV1_SUPPORT) ||
-		(path->usDeviceTag == ATOM_DEVICE_TV2_SUPPORT)) {
+	    if ((le16_to_cpu(path->usDeviceTag) == ATOM_DEVICE_TV1_SUPPORT) ||
+		(le16_to_cpu(path->usDeviceTag) == ATOM_DEVICE_TV2_SUPPORT)) {
 		if (!enable_tv) {
 		    info->BiosConnector[i].valid = FALSE;
 		    continue;
@@ -1779,7 +1780,7 @@ RADEONGetATOMConnectorInfoFromBIOSObject (ScrnInfoPtr pScrn)
 	    }
 
 	    /* don't support CV yet */
-	    if (path->usDeviceTag == ATOM_DEVICE_CV_SUPPORT) {
+	    if (le16_to_cpu(path->usDeviceTag) == ATOM_DEVICE_CV_SUPPORT) {
 		info->BiosConnector[i].valid = FALSE;
 		continue;
 	    }
@@ -1810,15 +1811,15 @@ RADEONGetATOMConnectorInfoFromBIOSObject (ScrnInfoPtr pScrn)
 		continue;
 	    } else
 		info->BiosConnector[i].valid = TRUE;
-	    info->BiosConnector[i].devices = path->usDeviceTag;
-	    info->BiosConnector[i].connector_object = path->usConnObjectId;
+	    info->BiosConnector[i].devices = le16_to_cpu(path->usDeviceTag);
+	    info->BiosConnector[i].connector_object = le16_to_cpu(path->usConnObjectId);
 
-	    for (j = 0; j < ((path->usSize - 8) / 2); j++) {
+	    for (j = 0; j < ((le16_to_cpu(path->usSize) - 8) / 2); j++) {
 		uint8_t enc_obj_id, enc_obj_num, enc_obj_type;
 
-		enc_obj_id = (path->usGraphicObjIds[j] & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
-		enc_obj_num = (path->usGraphicObjIds[j] & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
-		enc_obj_type = (path->usGraphicObjIds[j] & OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
+		enc_obj_id = (le16_to_cpu(path->usGraphicObjIds[j]) & OBJECT_ID_MASK) >> OBJECT_ID_SHIFT;
+		enc_obj_num = (le16_to_cpu(path->usGraphicObjIds[j]) & ENUM_ID_MASK) >> ENUM_ID_SHIFT;
+		enc_obj_type = (le16_to_cpu(path->usGraphicObjIds[j]) & OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 
 		if (enc_obj_type == GRAPH_OBJECT_TYPE_ENCODER) {
 		    if (enc_obj_num == 2)
@@ -1826,15 +1827,15 @@ RADEONGetATOMConnectorInfoFromBIOSObject (ScrnInfoPtr pScrn)
 		    else
 			info->BiosConnector[i].linkb = FALSE;
 
-		    if (!radeon_add_encoder(pScrn, enc_obj_id, path->usDeviceTag))
+		    if (!radeon_add_encoder(pScrn, enc_obj_id, le16_to_cpu(path->usDeviceTag)))
 			return FALSE;
 		}
 	    }
 
 	    /* look up gpio for ddc */
-	    if ((path->usDeviceTag & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) == 0) {
+	    if ((le16_to_cpu(path->usDeviceTag) & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT)) == 0) {
 		for (j = 0; j < con_obj->ucNumberOfObjects; j++) {
-		    if (path->usConnObjectId == le16_to_cpu(con_obj->asObjects[j].usObjectID)) {
+		    if (le16_to_cpu(path->usConnObjectId) == le16_to_cpu(con_obj->asObjects[j].usObjectID)) {
 			ATOM_COMMON_RECORD_HEADER *Record = (ATOM_COMMON_RECORD_HEADER *)
 			    ((char *)&atomDataPtr->Object_Header->sHeader
 			     + le16_to_cpu(con_obj->asObjects[j].usRecordOffset));
@@ -2240,8 +2241,11 @@ RADEONGetATOMConnectorInfoFromBIOSConnectorTable (ScrnInfoPtr pScrn)
 	    info->BiosConnector[i].ddc_i2c.valid = FALSE;
 	else if ((info->ChipFamily == CHIP_FAMILY_RS690) ||
 		 (info->ChipFamily == CHIP_FAMILY_RS740)) {
-	    /* IGP DFP ports use non-standard gpio entries */
-	    if ((i == ATOM_DEVICE_DFP2_INDEX) || (i == ATOM_DEVICE_DFP3_INDEX))
+	    /* IGP DFP ports sometimes use non-standard gpio entries */
+	    if ((i == ATOM_DEVICE_DFP2_INDEX) && (ci.sucI2cId.sbfAccess.bfI2C_LineMux == 2))
+		info->BiosConnector[i].ddc_i2c =
+		    RADEONLookupGPIOLineForDDC(pScrn, ci.sucI2cId.sbfAccess.bfI2C_LineMux + 1);
+	    else if ((i == ATOM_DEVICE_DFP3_INDEX) && (ci.sucI2cId.sbfAccess.bfI2C_LineMux == 1))
 		info->BiosConnector[i].ddc_i2c =
 		    RADEONLookupGPIOLineForDDC(pScrn, ci.sucI2cId.sbfAccess.bfI2C_LineMux + 1);
 	    else
@@ -2303,6 +2307,8 @@ RADEONGetATOMConnectorInfoFromBIOSConnectorTable (ScrnInfoPtr pScrn)
 			    ((j == ATOM_DEVICE_CRT1_INDEX) ||
 			     (j == ATOM_DEVICE_CRT2_INDEX))) {
 			    info->BiosConnector[i].devices |= info->BiosConnector[j].devices;
+			    if (info->BiosConnector[i].ConnectorType == CONNECTOR_DVI_D)
+				info->BiosConnector[i].ConnectorType = CONNECTOR_DVI_I;
 			    info->BiosConnector[j].valid = FALSE;
 			} else if (((j == ATOM_DEVICE_DFP1_INDEX) ||
 				    (j == ATOM_DEVICE_DFP2_INDEX) ||
@@ -2310,6 +2316,8 @@ RADEONGetATOMConnectorInfoFromBIOSConnectorTable (ScrnInfoPtr pScrn)
 				   ((i == ATOM_DEVICE_CRT1_INDEX) ||
 				    (i == ATOM_DEVICE_CRT2_INDEX))) {
 			    info->BiosConnector[j].devices |= info->BiosConnector[i].devices;
+			    if (info->BiosConnector[j].ConnectorType == CONNECTOR_DVI_D)
+				info->BiosConnector[j].ConnectorType = CONNECTOR_DVI_I;
 			    info->BiosConnector[i].valid = FALSE;
 			} else {
 			    info->BiosConnector[i].shared_ddc = TRUE;
diff --git a/src/radeon_bios.c b/src/radeon_bios.c
index 9b5cb88..2bacc40 100644
--- a/src/radeon_bios.c
+++ b/src/radeon_bios.c
@@ -273,6 +273,7 @@ radeon_card_posted(ScrnInfoPtr pScrn)
     unsigned char *RADEONMMIO = info->MMIO;
     uint32_t reg;
 
+    /* first check CRTCs */
     if (IS_AVIVO_VARIANT) {
 	reg = INREG(AVIVO_D1CRTC_CONTROL) | INREG(AVIVO_D2CRTC_CONTROL);
 	if (reg & AVIVO_CRTC_EN)
@@ -283,6 +284,15 @@ radeon_card_posted(ScrnInfoPtr pScrn)
 	    return TRUE;
     }
 
+    /* then check MEM_SIZE, in case something turned the crtcs off */
+    if (info->ChipFamily >= CHIP_FAMILY_R600)
+	reg = INREG(R600_CONFIG_MEMSIZE);
+    else
+	reg = INREG(RADEON_CONFIG_MEMSIZE);
+
+    if (reg)
+	return TRUE;
+
     return FALSE;
 }
 
diff --git a/src/radeon_chipinfo_gen.h b/src/radeon_chipinfo_gen.h
index 6321246..7b2512a 100644
--- a/src/radeon_chipinfo_gen.h
+++ b/src/radeon_chipinfo_gen.h
@@ -40,6 +40,8 @@ RADEONCardInfo RADEONCards[] = {
  { 0x4A4E, CHIP_FAMILY_R420, 1, 0, 0, 0, 0 },
  { 0x4A4F, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
  { 0x4A50, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
+ { 0x4A54, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
+ { 0x4B48, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
  { 0x4B49, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
  { 0x4B4A, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
  { 0x4B4B, CHIP_FAMILY_R420, 0, 0, 0, 0, 0 },
@@ -254,6 +256,7 @@ RADEONCardInfo RADEONCards[] = {
  { 0x9440, CHIP_FAMILY_RV770, 0, 0, 0, 0, 0 },
  { 0x9441, CHIP_FAMILY_RV770, 0, 0, 0, 0, 0 },
  { 0x9442, CHIP_FAMILY_RV770, 0, 0, 0, 0, 0 },
+ { 0x9443, CHIP_FAMILY_RV770, 0, 0, 0, 0, 0 },
  { 0x9444, CHIP_FAMILY_RV770, 0, 0, 0, 0, 0 },
  { 0x9446, CHIP_FAMILY_RV770, 0, 0, 0, 0, 0 },
  { 0x944A, CHIP_FAMILY_RV770, 1, 0, 0, 0, 0 },
diff --git a/src/radeon_chipset_gen.h b/src/radeon_chipset_gen.h
index 631eda8..70b9ff6 100644
--- a/src/radeon_chipset_gen.h
+++ b/src/radeon_chipset_gen.h
@@ -40,6 +40,8 @@ static SymTabRec RADEONChipsets[] = {
   { PCI_CHIP_R420_JN, "ATI Radeon Mobility 9800 (M18) JN (AGP)" },
   { PCI_CHIP_R420_4A4F, "ATI Radeon X800 SE (R420) (AGP)" },
   { PCI_CHIP_R420_JP, "ATI Radeon X800XT (R420) JP (AGP)" },
+  { PCI_CHIP_R420_JT, "ATI Radeon X800 VE (R420) JT (AGP)" },
+  { PCI_CHIP_R481_4B48, "ATI Radeon X850 (R480) (AGP)" },
   { PCI_CHIP_R481_4B49, "ATI Radeon X850 XT (R480) (AGP)" },
   { PCI_CHIP_R481_4B4A, "ATI Radeon X850 SE (R480) (AGP)" },
   { PCI_CHIP_R481_4B4B, "ATI Radeon X850 PRO (R480) (AGP)" },
@@ -254,6 +256,7 @@ static SymTabRec RADEONChipsets[] = {
   { PCI_CHIP_RV770_9440, "ATI Radeon 4800 Series" },
   { PCI_CHIP_RV770_9441, "ATI Radeon HD 4870 x2" },
   { PCI_CHIP_RV770_9442, "ATI Radeon 4800 Series" },
+  { PCI_CHIP_RV770_9443, "ATI Radeon HD 4850 x2" },
   { PCI_CHIP_RV770_9444, "ATI FirePro V8750 (FireGL)" },
   { PCI_CHIP_RV770_9446, "ATI FirePro V7760 (FireGL)" },
   { PCI_CHIP_RV770_944A, "ATI Mobility RADEON HD 4850" },
diff --git a/src/radeon_commonfuncs.c b/src/radeon_commonfuncs.c
index a9bc7d2..13b6533 100644
--- a/src/radeon_commonfuncs.c
+++ b/src/radeon_commonfuncs.c
@@ -69,7 +69,7 @@ static void FUNC_NAME(RADEONInit3DEngine)(ScrnInfoPtr pScrn)
 	OUT_ACCEL_REG(RADEON_WAIT_UNTIL, RADEON_WAIT_2D_IDLECLEAN | RADEON_WAIT_3D_IDLECLEAN);
 	FINISH_ACCEL();
 
-	gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16 | R300_SUBPIXEL_1_16);
+	gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16);
 
 	switch(info->accel_state->num_gb_pipes) {
 	case 2: gb_tile_config |= R300_PIPE_COUNT_R300; break;
@@ -105,21 +105,21 @@ static void FUNC_NAME(RADEONInit3DEngine)(ScrnInfoPtr pScrn)
 	OUT_ACCEL_REG(R300_GB_AA_CONFIG, 0);
 	OUT_ACCEL_REG(R300_RB3D_DSTCACHE_CTLSTAT, R300_DC_FLUSH_3D | R300_DC_FREE_3D);
 	OUT_ACCEL_REG(R300_RB3D_ZCACHE_CTLSTAT, R300_ZC_FLUSH | R300_ZC_FREE);
-	OUT_ACCEL_REG(R300_GB_MSPOS0, ((8 << R300_MS_X0_SHIFT) |
-				       (8 << R300_MS_Y0_SHIFT) |
-				       (8 << R300_MS_X1_SHIFT) |
-				       (8 << R300_MS_Y1_SHIFT) |
-				       (8 << R300_MS_X2_SHIFT) |
-				       (8 << R300_MS_Y2_SHIFT) |
-				       (8 << R300_MSBD0_Y_SHIFT) |
-				       (7 << R300_MSBD0_X_SHIFT)));
-	OUT_ACCEL_REG(R300_GB_MSPOS1, ((8 << R300_MS_X3_SHIFT) |
-				       (8 << R300_MS_Y3_SHIFT) |
-				       (8 << R300_MS_X4_SHIFT) |
-				       (8 << R300_MS_Y4_SHIFT) |
-				       (8 << R300_MS_X5_SHIFT) |
-				       (8 << R300_MS_Y5_SHIFT) |
-				       (8 << R300_MSBD1_SHIFT)));
+	OUT_ACCEL_REG(R300_GB_MSPOS0, ((6 << R300_MS_X0_SHIFT) |
+				       (6 << R300_MS_Y0_SHIFT) |
+				       (6 << R300_MS_X1_SHIFT) |
+				       (6 << R300_MS_Y1_SHIFT) |
+				       (6 << R300_MS_X2_SHIFT) |
+				       (6 << R300_MS_Y2_SHIFT) |
+				       (6 << R300_MSBD0_Y_SHIFT) |
+				       (6 << R300_MSBD0_X_SHIFT)));
+	OUT_ACCEL_REG(R300_GB_MSPOS1, ((6 << R300_MS_X3_SHIFT) |
+				       (6 << R300_MS_Y3_SHIFT) |
+				       (6 << R300_MS_X4_SHIFT) |
+				       (6 << R300_MS_Y4_SHIFT) |
+				       (6 << R300_MS_X5_SHIFT) |
+				       (6 << R300_MS_Y5_SHIFT) |
+				       (6 << R300_MSBD1_SHIFT)));
 	FINISH_ACCEL();
 
 	BEGIN_ACCEL(5);
@@ -552,10 +552,10 @@ static void FUNC_NAME(RADEONInit3DEngine)(ScrnInfoPtr pScrn)
 	OUT_ACCEL_REG(R300_SC_EDGERULE, 0xA5294A5);
 	if (IS_R300_3D) {
 	    /* clip has offset 1440 */
-	    OUT_ACCEL_REG(R300_SC_CLIP_0_A, ((1088 << R300_CLIP_X_SHIFT) |
-					     (1088 << R300_CLIP_Y_SHIFT)));
-	    OUT_ACCEL_REG(R300_SC_CLIP_0_B, (((1080 + 2920) << R300_CLIP_X_SHIFT) |
-					     ((1080 + 2920) << R300_CLIP_Y_SHIFT)));
+	    OUT_ACCEL_REG(R300_SC_CLIP_0_A, ((1440 << R300_CLIP_X_SHIFT) |
+					     (1440 << R300_CLIP_Y_SHIFT)));
+	    OUT_ACCEL_REG(R300_SC_CLIP_0_B, ((4080 << R300_CLIP_X_SHIFT) |
+					     (4080 << R300_CLIP_Y_SHIFT)));
 	} else {
 	    OUT_ACCEL_REG(R300_SC_CLIP_0_A, ((0 << R300_CLIP_X_SHIFT) |
 					     (0 << R300_CLIP_Y_SHIFT)));
diff --git a/src/radeon_crtc.c b/src/radeon_crtc.c
index 4b508ce..6080e7e 100644
--- a/src/radeon_crtc.c
+++ b/src/radeon_crtc.c
@@ -77,6 +77,9 @@ radeon_crtc_dpms(xf86CrtcPtr crtc, int mode)
     if ((mode == DPMSModeOn) && radeon_crtc->enabled)
 	return;
 
+    if (mode == DPMSModeOff)
+	radeon_crtc_modeset_ioctl(crtc, FALSE);
+
     if (IS_AVIVO_VARIANT || info->r4xx_atom) {
 	atombios_crtc_dpms(crtc, mode);
     } else {
@@ -97,6 +100,11 @@ radeon_crtc_dpms(xf86CrtcPtr crtc, int mode)
 	}
     }
 
+    if (mode != DPMSModeOff) {
+	radeon_crtc_modeset_ioctl(crtc, TRUE);
+	radeon_crtc_load_lut(crtc);
+    }
+
     if (mode == DPMSModeOn)
 	radeon_crtc->enabled = TRUE;
     else
@@ -115,9 +123,6 @@ radeon_crtc_mode_prepare(xf86CrtcPtr crtc)
 {
     RADEONCrtcPrivatePtr radeon_crtc = crtc->driver_private;
 
-    if (radeon_crtc->initialized)
-	radeon_crtc_dpms(crtc, DPMSModeOff);
-
     if (radeon_crtc->enabled)
 	crtc->funcs->hide_cursor(crtc);
 }
@@ -286,8 +291,6 @@ radeon_crtc_mode_commit(xf86CrtcPtr crtc)
 {
     if (crtc->scrn->pScreen != NULL)
 	xf86_reload_cursors(crtc->scrn->pScreen);
-
-    radeon_crtc_dpms(crtc, DPMSModeOn);
 }
 
 void
diff --git a/src/radeon_cursor.c b/src/radeon_cursor.c
index 0fcdcf0..5ecdfad 100644
--- a/src/radeon_cursor.c
+++ b/src/radeon_cursor.c
@@ -73,14 +73,17 @@
 #define CURSOR_SWAPPING_DECL_MMIO   unsigned char *RADEONMMIO = info->MMIO;
 #define CURSOR_SWAPPING_START() \
   do { \
+  if (info->ChipFamily < CHIP_FAMILY_R600) \
     OUTREG(RADEON_SURFACE_CNTL, \
 	   (info->ModeReg->surface_cntl | \
 	     RADEON_NONSURF_AP0_SWP_32BPP | RADEON_NONSURF_AP1_SWP_32BPP) & \
 	   ~(RADEON_NONSURF_AP0_SWP_16BPP | RADEON_NONSURF_AP1_SWP_16BPP)); \
   } while (0)
-#define CURSOR_SWAPPING_END()	(OUTREG(RADEON_SURFACE_CNTL, \
-					info->ModeReg->surface_cntl))
-
+#define CURSOR_SWAPPING_END()	\
+  do { \
+  if (info->ChipFamily < CHIP_FAMILY_R600) \
+      OUTREG(RADEON_SURFACE_CNTL, info->ModeReg->surface_cntl); \
+  } while (0)
 #else
 
 #define CURSOR_SWAPPING_DECL_MMIO
@@ -97,13 +100,14 @@ avivo_setup_cursor(xf86CrtcPtr crtc, Bool enable)
     RADEONInfoPtr  info = RADEONPTR(crtc->scrn);
     unsigned char     *RADEONMMIO = info->MMIO;
 
-    OUTREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset, 0);
+    /* always use the same cursor mode even if the cursor is disabled,
+     * otherwise you may end up with cursor curruption bands
+     */
+    OUTREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset, (AVIVO_D1CURSOR_MODE_24BPP << AVIVO_D1CURSOR_MODE_SHIFT));
 
     if (enable) {
 	OUTREG(AVIVO_D1CUR_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
 	       info->fbLocation + radeon_crtc->cursor_offset + pScrn->fbOffset);
-	OUTREG(AVIVO_D1CUR_SIZE + radeon_crtc->crtc_offset,
-	       ((CURSOR_WIDTH - 1) << 16) | (CURSOR_HEIGHT - 1));
 	OUTREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset,
 	       AVIVO_D1CURSOR_EN | (AVIVO_D1CURSOR_MODE_24BPP << AVIVO_D1CURSOR_MODE_SHIFT));
     }
@@ -138,9 +142,6 @@ radeon_crtc_show_cursor (xf86CrtcPtr crtc)
 
     if (IS_AVIVO_VARIANT) {
 	avivo_lock_cursor(crtc, TRUE);
-	OUTREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset,
-	       INREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset)
-	       | AVIVO_D1CURSOR_EN);
 	avivo_setup_cursor(crtc, TRUE);
 	avivo_lock_cursor(crtc, FALSE);
     } else {
@@ -171,9 +172,6 @@ radeon_crtc_hide_cursor (xf86CrtcPtr crtc)
 
     if (IS_AVIVO_VARIANT) {
 	avivo_lock_cursor(crtc, TRUE);
-	OUTREG(AVIVO_D1CUR_CONTROL+ radeon_crtc->crtc_offset,
-	       INREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset)
-	       & ~(AVIVO_D1CURSOR_EN));
 	avivo_setup_cursor(crtc, FALSE);
 	avivo_lock_cursor(crtc, FALSE);
     } else {
@@ -196,6 +194,7 @@ void
 radeon_crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
 {
     ScrnInfoPtr pScrn = crtc->scrn;
+    RADEONEntPtr pRADEONEnt = RADEONEntPriv(pScrn);
     RADEONCrtcPrivatePtr radeon_crtc = crtc->driver_private;
     int crtc_id = radeon_crtc->crtc_id;
     RADEONInfoPtr      info       = RADEONPTR(pScrn);
@@ -210,15 +209,38 @@ radeon_crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
     if (yorigin >= CURSOR_HEIGHT) yorigin = CURSOR_HEIGHT - 1;
 
     if (IS_AVIVO_VARIANT) {
+	int w = CURSOR_WIDTH;
+
 	/* avivo cursor spans the full fb width */
 	if (crtc->rotatedData == NULL) {
 	    x += crtc->x;
 	    y += crtc->y;
 	}
+
+	if (pRADEONEnt->Controller[0]->enabled &&
+	    pRADEONEnt->Controller[1]->enabled) {
+	    int cursor_end, frame_end;
+
+	    cursor_end = x - xorigin + w;
+	    frame_end = crtc->x + mode->CrtcHDisplay;
+
+	    if (cursor_end >= frame_end) {
+		w = w - (cursor_end - frame_end);
+		if (!(frame_end & 0x7f))
+		    w--;
+	    } else {
+		if (!(cursor_end & 0x7f))
+		    w--;
+	    }
+	    if (w <= 0)
+		w = 1;
+	}
+
 	avivo_lock_cursor(crtc, TRUE);
 	OUTREG(AVIVO_D1CUR_POSITION + radeon_crtc->crtc_offset, ((xorigin ? 0 : x) << 16)
 	       | (yorigin ? 0 : y));
 	OUTREG(AVIVO_D1CUR_HOT_SPOT + radeon_crtc->crtc_offset, (xorigin << 16) | yorigin);
+	OUTREG(AVIVO_D1CUR_SIZE + radeon_crtc->crtc_offset, ((w - 1) << 16) | (CURSOR_HEIGHT - 1));
 	avivo_lock_cursor(crtc, FALSE);
     } else {
 	if (mode->Flags & V_DBLSCAN)
@@ -320,23 +342,17 @@ Bool RADEONCursorInit(ScreenPtr pScreen)
 {
     ScrnInfoPtr        pScrn   = xf86Screens[pScreen->myNum];
     RADEONInfoPtr      info    = RADEONPTR(pScrn);
+    unsigned char     *RADEONMMIO = info->MMIO;
     xf86CrtcConfigPtr  xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
-    int                width;
-    int		       width_bytes;
-    int                height;
-    int                size_bytes;
     int                c;
 
-    size_bytes  = CURSOR_WIDTH * 4 * CURSOR_HEIGHT;
-    width       = pScrn->displayWidth;
-    width_bytes = width * (pScrn->bitsPerPixel / 8);
-    height      = ((size_bytes * xf86_config->num_crtc) + width_bytes - 1) / width_bytes;
-    int align = IS_AVIVO_VARIANT ? 4096 : 256;
+    for (c = 0; c < xf86_config->num_crtc; c++) {
+	xf86CrtcPtr crtc = xf86_config->crtc[c];
+	RADEONCrtcPrivatePtr radeon_crtc = crtc->driver_private;
 
-    if (!info->useEXA) {
-	for (c = 0; c < xf86_config->num_crtc; c++) {
-	    xf86CrtcPtr crtc = xf86_config->crtc[c];
-	    RADEONCrtcPrivatePtr radeon_crtc = crtc->driver_private;
+	if (!info->useEXA) {
+	    int size_bytes  = CURSOR_WIDTH * 4 * CURSOR_HEIGHT;
+	    int align = IS_AVIVO_VARIANT ? 4096 : 256;
 
 	    radeon_crtc->cursor_offset =
 		radeon_legacy_allocate_memory(pScrn, &radeon_crtc->cursor_mem, size_bytes, align);
@@ -350,6 +366,10 @@ Bool RADEONCursorInit(ScreenPtr pScreen)
 		       c,
 		       (unsigned int)radeon_crtc->cursor_offset);
 	}
+	/* set the cursor mode the same on both crtcs to avoid corruption */
+	if (IS_AVIVO_VARIANT)
+	    OUTREG(AVIVO_D1CUR_CONTROL + radeon_crtc->crtc_offset,
+		   (AVIVO_D1CURSOR_MODE_24BPP << AVIVO_D1CURSOR_MODE_SHIFT));
     }
 
     return xf86_cursors_init (pScreen, CURSOR_WIDTH, CURSOR_HEIGHT,
diff --git a/src/radeon_dri.c b/src/radeon_dri.c
index f6c6261..19f7abe 100644
--- a/src/radeon_dri.c
+++ b/src/radeon_dri.c
@@ -1556,12 +1556,13 @@ Bool RADEONDRIScreenInit(ScreenPtr pScreen)
     info->dri->pDRIInfo                       = pDRIInfo;
     pDRIInfo->drmDriverName              = RADEON_DRIVER_NAME;
 
-    if ( (info->ChipFamily >= CHIP_FAMILY_R300) ) {
+    if ( (info->ChipFamily >= CHIP_FAMILY_R600) )
+       pDRIInfo->clientDriverName        = R600_DRIVER_NAME;
+    else if ( (info->ChipFamily >= CHIP_FAMILY_R300) )
        pDRIInfo->clientDriverName        = R300_DRIVER_NAME;
-    } else    
-    if ( info->ChipFamily >= CHIP_FAMILY_R200 )
+    else if ( info->ChipFamily >= CHIP_FAMILY_R200 )
        pDRIInfo->clientDriverName	 = R200_DRIVER_NAME;
-    else 
+    else
        pDRIInfo->clientDriverName	 = RADEON_DRIVER_NAME;
 
     if (xf86LoaderCheckSymbol("DRICreatePCIBusID")) {
diff --git a/src/radeon_driver.c b/src/radeon_driver.c
index 8673f5e..83a3374 100644
--- a/src/radeon_driver.c
+++ b/src/radeon_driver.c
@@ -1814,16 +1814,6 @@ static Bool RADEONPreInitChipType(ScrnInfoPtr pScrn)
 	break;
     }
 
-    if (info->ChipFamily >= CHIP_FAMILY_R600) {
-        xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                   "R600 support is mostly incomplete and very experimental\n");
-    }
-
-    if ((info->ChipFamily >= CHIP_FAMILY_RV515) && (info->ChipFamily < CHIP_FAMILY_R600)) {
-	xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-                   "R500 support is under development. Please report any issues to xorg-driver-ati@lists.x.org\n");
-    }
-
     from               = X_PROBED;
     info->LinearAddr   = PCI_REGION_BASE(info->PciInfo, 0, REGION_MEM) & ~0x1ffffffULL;
     pScrn->memPhysBase = info->LinearAddr;
@@ -2778,7 +2768,6 @@ Bool RADEONPreInit(ScrnInfoPtr pScrn, int flags)
     xf86Int10InfoPtr  pInt10 = NULL;
     void *int10_save = NULL;
     const char *s;
-    int crtc_max_X, crtc_max_Y;
     RADEONEntPtr pRADEONEnt;
     DevUnion* pPriv;
 
@@ -2984,51 +2973,10 @@ Bool RADEONPreInit(ScrnInfoPtr pScrn, int flags)
 
     RADEONPreInitColorTiling(pScrn);
 
-    /* we really need an FB manager... */
-    if (pScrn->display->virtualX) {
-	crtc_max_X = pScrn->display->virtualX;
-	crtc_max_Y = pScrn->display->virtualY;
-	if (info->allowColorTiling) {
-	    if (crtc_max_X > info->MaxSurfaceWidth ||
-		crtc_max_Y > info->MaxLines) {
-		info->allowColorTiling = FALSE;
-		xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
-			   "Requested desktop size exceeds surface limts for tiling, ColorTiling disabled\n");
-	    }
-	}
-	if (crtc_max_X > 8192)
-	    crtc_max_X = 8192;
-	if (crtc_max_Y > 8192)
-	    crtc_max_Y = 8192;
-    } else {
-	/*
-	 * note that these aren't really the CRTC limits, they're just
-	 * heuristics until we have a better memory manager.
-	 */
-	if (pScrn->videoRam <= 16384) {
-	    crtc_max_X = 1600;
-	    crtc_max_Y = 1200;
-	} else if (IS_R300_VARIANT) {
-	    crtc_max_X = 2560;
-	    crtc_max_Y = 1200;
-	} else if (IS_AVIVO_VARIANT) {
-	    crtc_max_X = 2560;
-	    crtc_max_Y = 1600;
-	} else {
-	    crtc_max_X = 2048;
-	    crtc_max_Y = 1200;
-	}
-    }
-    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Max desktop size set to %dx%d\n",
-	       crtc_max_X, crtc_max_Y);
-    xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-	       "For a larger or smaller max desktop size, add a Virtual line to your xorg.conf\n");
-    xf86DrvMsg(pScrn->scrnIndex, X_INFO,
-	       "If you are having trouble with 3D, "
-	       "reduce the desktop size by adjusting the Virtual line to your xorg.conf\n");
-
-    /*xf86CrtcSetSizeRange (pScrn, 320, 200, info->MaxSurfaceWidth, info->MaxLines);*/
-    xf86CrtcSetSizeRange (pScrn, 320, 200, crtc_max_X, crtc_max_Y);
+    if (IS_AVIVO_VARIANT)
+	xf86CrtcSetSizeRange (pScrn, 320, 200, 8192, 8192);
+    else
+	xf86CrtcSetSizeRange (pScrn, 320, 200, 4096, 4096);
 
     RADEONPreInitDDC(pScrn);
 
@@ -3764,6 +3712,10 @@ Bool RADEONScreenInit(int scrnIndex, ScreenPtr pScreen,
         }
     }
 
+    /* Clear the framebuffer */
+    memset(info->FB + pScrn->fbOffset, 0,
+           pScrn->virtualY * pScrn->displayWidth * info->CurrentLayout.pixel_bytes);
+
     /* set the modes with desired rotation, etc. */
     if (!xf86SetDesiredModes (pScrn))
 	return FALSE;
@@ -5660,6 +5612,10 @@ Bool RADEONEnterVT(int scrnIndex, int flags)
 
     pScrn->vtSema = TRUE;
 
+    /* Clear the framebuffer */
+    memset(info->FB + pScrn->fbOffset, 0,
+           pScrn->virtualY * pScrn->displayWidth * info->CurrentLayout.pixel_bytes);
+
     if (!xf86SetDesiredModes(pScrn))
 	return FALSE;
 
diff --git a/src/radeon_exa_funcs.c b/src/radeon_exa_funcs.c
index 59cb46f..482abcd 100644
--- a/src/radeon_exa_funcs.c
+++ b/src/radeon_exa_funcs.c
@@ -532,11 +532,11 @@ Bool FUNC_NAME(RADEONDrawInit)(ScreenPtr pScreen)
     xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Setting EXA maxPitchBytes\n");
 
     info->accel_state->exa->maxPitchBytes = 16320;
-    info->accel_state->exa->maxX = 8192;
+    info->accel_state->exa->maxX = 8191;
 #else
     info->accel_state->exa->maxX = 16320 / 4;
 #endif
-    info->accel_state->exa->maxY = 8192;
+    info->accel_state->exa->maxY = 8191;
 
     if (xf86ReturnOptValBool(info->Options, OPTION_EXA_VSYNC, FALSE)) {
 	xf86DrvMsg(pScrn->scrnIndex, X_INFO, "EXA VSync enabled\n");
diff --git a/src/radeon_exa_render.c b/src/radeon_exa_render.c
index 571204a..effcd89 100644
--- a/src/radeon_exa_render.c
+++ b/src/radeon_exa_render.c
@@ -1492,7 +1492,7 @@ static Bool FUNC_NAME(R300PrepareComposite)(int op, PicturePtr pSrcPicture,
 			   R300_RS_COUNT_HIRES_EN));
 
 	    /* R300_INST_COUNT_RS - highest RS instruction used */
-	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1) | R300_TX_OFFSET_RS(6));
+	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1));
 
 	    OUT_ACCEL_REG(R300_US_CODE_OFFSET, (R300_ALU_CODE_OFFSET(0) |
 						R300_ALU_CODE_SIZE(0) |
@@ -1514,7 +1514,7 @@ static Bool FUNC_NAME(R300PrepareComposite)(int op, PicturePtr pSrcPicture,
 			  ((2 << R300_RS_COUNT_IT_COUNT_SHIFT) |
 			   R300_RS_COUNT_HIRES_EN));
 
-	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0) | R300_TX_OFFSET_RS(6));
+	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0));
 
 	    OUT_ACCEL_REG(R300_US_CODE_OFFSET, (R300_ALU_CODE_OFFSET(0) |
 						R300_ALU_CODE_SIZE(0) |
@@ -1741,7 +1741,7 @@ static Bool FUNC_NAME(R300PrepareComposite)(int op, PicturePtr pSrcPicture,
 			   R300_RS_COUNT_HIRES_EN));
 
 	    /* 2 RS instructions: 1 for tex0 (src), 1 for tex1 (mask) */
-	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1) | R300_TX_OFFSET_RS(6));
+	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1));
 
 	    OUT_ACCEL_REG(R500_US_CODE_ADDR, (R500_US_CODE_START_ADDR(0) |
 					      R500_US_CODE_END_ADDR(2)));
@@ -1753,7 +1753,7 @@ static Bool FUNC_NAME(R300PrepareComposite)(int op, PicturePtr pSrcPicture,
 			  ((2 << R300_RS_COUNT_IT_COUNT_SHIFT) |
 			   R300_RS_COUNT_HIRES_EN));
 
-	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0) | R300_TX_OFFSET_RS(6));
+	    OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0));
 
 	    OUT_ACCEL_REG(R500_US_CODE_ADDR, (R500_US_CODE_START_ADDR(0) |
 					      R500_US_CODE_END_ADDR(1)));
@@ -1933,8 +1933,12 @@ static Bool FUNC_NAME(R300PrepareComposite)(int op, PicturePtr pSrcPicture,
 
     /* Clear out scissoring */
     BEGIN_ACCEL(2);
-    OUT_ACCEL_REG(R300_SC_SCISSOR0, ((0 << R300_SCISSOR_X_SHIFT) |
-				     (0 << R300_SCISSOR_Y_SHIFT)));
+    if (IS_R300_3D)
+	OUT_ACCEL_REG(R300_SC_SCISSOR0, ((1440 << R300_SCISSOR_X_SHIFT) |
+					 (1440 << R300_SCISSOR_Y_SHIFT)));
+    else
+	OUT_ACCEL_REG(R300_SC_SCISSOR0, ((0 << R300_SCISSOR_X_SHIFT) |
+					 (0 << R300_SCISSOR_Y_SHIFT)));
     OUT_ACCEL_REG(R300_SC_SCISSOR1, ((8191 << R300_SCISSOR_X_SHIFT) |
 				     (8191 << R300_SCISSOR_Y_SHIFT)));
     FINISH_ACCEL();
diff --git a/src/radeon_output.c b/src/radeon_output.c
index 712ac5f..ee8de6a 100644
--- a/src/radeon_output.c
+++ b/src/radeon_output.c
@@ -219,24 +219,12 @@ radeon_ddc_connected(xf86OutputPtr output)
     RADEONOutputPrivatePtr radeon_output = output->driver_private;
 
     if (radeon_output->pI2CBus) {
-	/* RV410 RADEON_GPIO_VGA_DDC seems to only work via hw i2c
-	 * We may want to extend this to other cases if the need arises...
-	 */
-	if ((info->ChipFamily == CHIP_FAMILY_RV410) &&
-	    (radeon_output->ddc_i2c.mask_clk_reg == RADEON_GPIO_VGA_DDC) &&
-	    info->IsAtomBios)
-	    MonInfo = radeon_atom_get_edid(output);
-	else if (info->get_hardcoded_edid_from_bios) {
+	if (info->get_hardcoded_edid_from_bios)
 	    MonInfo = RADEONGetHardCodedEDIDFromBIOS(output);
-	    if (MonInfo == NULL) {
-		RADEONI2CDoLock(output, TRUE);
-		MonInfo = xf86OutputGetEDID(output, radeon_output->pI2CBus);
-		RADEONI2CDoLock(output, FALSE);
-	    }
-	} else {
-	    RADEONI2CDoLock(output, TRUE);
+	if (MonInfo == NULL) {
+	    RADEONI2CDoLock(output, radeon_output->pI2CBus, TRUE);
 	    MonInfo = xf86OutputGetEDID(output, radeon_output->pI2CBus);
-	    RADEONI2CDoLock(output, FALSE);
+	    RADEONI2CDoLock(output, radeon_output->pI2CBus, FALSE);
 	}
     }
     if (MonInfo) {
@@ -520,8 +508,32 @@ radeon_mode_fixup(xf86OutputPtr output, DisplayModePtr mode,
 static void
 radeon_mode_prepare(xf86OutputPtr output)
 {
+    RADEONInfoPtr info = RADEONPTR(output->scrn);
+    xf86CrtcConfigPtr	config = XF86_CRTC_CONFIG_PTR (output->scrn);
+    int o;
+
+    for (o = 0; o < config->num_output; o++) {
+	xf86OutputPtr loop_output = config->output[o];
+	if (loop_output == output)
+	    continue;
+	else if (loop_output->crtc) {
+	    xf86CrtcPtr other_crtc = loop_output->crtc;
+	    RADEONCrtcPrivatePtr other_radeon_crtc = other_crtc->driver_private;
+	    if (other_crtc->enabled) {
+		if (other_radeon_crtc->initialized) {
+		    radeon_crtc_dpms(other_crtc, DPMSModeOff);
+		    if (IS_AVIVO_VARIANT || info->r4xx_atom)
+			atombios_lock_crtc(info->atomBIOS, other_radeon_crtc->crtc_id, 1);
+		    radeon_dpms(loop_output, DPMSModeOff);
+		}
+	    }
+	}
+    }
+
     radeon_bios_output_lock(output, TRUE);
     radeon_dpms(output, DPMSModeOff);
+    radeon_crtc_dpms(output->crtc, DPMSModeOff);
+
 }
 
 static void
@@ -541,7 +553,30 @@ radeon_mode_set(xf86OutputPtr output, DisplayModePtr mode,
 static void
 radeon_mode_commit(xf86OutputPtr output)
 {
+    RADEONInfoPtr info = RADEONPTR(output->scrn);
+    xf86CrtcConfigPtr	config = XF86_CRTC_CONFIG_PTR (output->scrn);
+    int o;
+
+    for (o = 0; o < config->num_output; o++) {
+	xf86OutputPtr loop_output = config->output[o];
+	if (loop_output == output)
+	    continue;
+	else if (loop_output->crtc) {
+	    xf86CrtcPtr other_crtc = loop_output->crtc;
+	    RADEONCrtcPrivatePtr other_radeon_crtc = other_crtc->driver_private;
+	    if (other_crtc->enabled) {
+		if (other_radeon_crtc->initialized) {
+		    radeon_crtc_dpms(other_crtc, DPMSModeOn);
+		    if (IS_AVIVO_VARIANT || info->r4xx_atom)
+			atombios_lock_crtc(info->atomBIOS, other_radeon_crtc->crtc_id, 0);
+		    radeon_dpms(loop_output, DPMSModeOn);
+		}
+	    }
+	}
+    }
+
     radeon_dpms(output, DPMSModeOn);
+    radeon_crtc_dpms(output->crtc, DPMSModeOn);
     radeon_bios_output_lock(output, FALSE);
 }
 
@@ -1174,7 +1209,7 @@ radeon_create_resources(xf86OutputPtr output)
 	}
     }
 
-    if ((!IS_AVIVO_VARIANT) && (radeon_output->devices & (ATOM_DEVICE_DFP2_SUPPORT))) {
+    if ((!IS_AVIVO_VARIANT) && (radeon_output->devices & (ATOM_DEVICE_DFP1_SUPPORT))) {
 	tmds_pll_atom = MAKE_ATOM("tmds_pll");
 
 	err = RRConfigureOutputProperty(output->randr_output, tmds_pll_atom,
@@ -1608,16 +1643,27 @@ static const xf86OutputFuncsRec radeon_output_funcs = {
 };
 
 Bool
-RADEONI2CDoLock(xf86OutputPtr output, int lock_state)
+RADEONI2CDoLock(xf86OutputPtr output, I2CBusPtr b, int lock_state)
 {
     ScrnInfoPtr pScrn = output->scrn;
     RADEONInfoPtr  info       = RADEONPTR(pScrn);
-    RADEONOutputPrivatePtr radeon_output = output->driver_private;
-    RADEONI2CBusPtr pRADEONI2CBus = radeon_output->pI2CBus->DriverPrivate.ptr;
+    RADEONI2CBusPtr pRADEONI2CBus = b->DriverPrivate.ptr;
     unsigned char *RADEONMMIO = info->MMIO;
     uint32_t temp;
 
     if (lock_state) {
+	/* RV410 appears to have a bug where the hw i2c in reset
+	 * holds the i2c port in a bad state - switch hw i2c away before
+	 * doing DDC - do this for all r200s/r300s for safety sakes */
+	if ((info->ChipFamily >= CHIP_FAMILY_R200) && (!IS_AVIVO_VARIANT)) {
+	    if (pRADEONI2CBus->mask_clk_reg == RADEON_GPIO_MONID)
+                OUTREG(RADEON_DVI_I2C_CNTL_0, (RADEON_I2C_SOFT_RST |
+					       R200_DVI_I2C_PIN_SEL(R200_SEL_DDC1)));
+	    else
+                OUTREG(RADEON_DVI_I2C_CNTL_0, (RADEON_I2C_SOFT_RST |
+					       R200_DVI_I2C_PIN_SEL(R200_SEL_DDC3)));
+	}
+
 	temp = INREG(pRADEONI2CBus->a_clk_reg);
 	temp &= ~(pRADEONI2CBus->a_clk_mask);
 	OUTREG(pRADEONI2CBus->a_clk_reg, temp);
diff --git a/src/radeon_pci_chipset_gen.h b/src/radeon_pci_chipset_gen.h
index d61c57d..7765ee6 100644
--- a/src/radeon_pci_chipset_gen.h
+++ b/src/radeon_pci_chipset_gen.h
@@ -40,6 +40,8 @@ PciChipsets RADEONPciChipsets[] = {
  { PCI_CHIP_R420_JN, PCI_CHIP_R420_JN, RES_SHARED_VGA },
  { PCI_CHIP_R420_4A4F, PCI_CHIP_R420_4A4F, RES_SHARED_VGA },
  { PCI_CHIP_R420_JP, PCI_CHIP_R420_JP, RES_SHARED_VGA },
+ { PCI_CHIP_R420_JT, PCI_CHIP_R420_JT, RES_SHARED_VGA },
+ { PCI_CHIP_R481_4B48, PCI_CHIP_R481_4B48, RES_SHARED_VGA },
  { PCI_CHIP_R481_4B49, PCI_CHIP_R481_4B49, RES_SHARED_VGA },
  { PCI_CHIP_R481_4B4A, PCI_CHIP_R481_4B4A, RES_SHARED_VGA },
  { PCI_CHIP_R481_4B4B, PCI_CHIP_R481_4B4B, RES_SHARED_VGA },
@@ -254,6 +256,7 @@ PciChipsets RADEONPciChipsets[] = {
  { PCI_CHIP_RV770_9440, PCI_CHIP_RV770_9440, RES_SHARED_VGA },
  { PCI_CHIP_RV770_9441, PCI_CHIP_RV770_9441, RES_SHARED_VGA },
  { PCI_CHIP_RV770_9442, PCI_CHIP_RV770_9442, RES_SHARED_VGA },
+ { PCI_CHIP_RV770_9443, PCI_CHIP_RV770_9443, RES_SHARED_VGA },
  { PCI_CHIP_RV770_9444, PCI_CHIP_RV770_9444, RES_SHARED_VGA },
  { PCI_CHIP_RV770_9446, PCI_CHIP_RV770_9446, RES_SHARED_VGA },
  { PCI_CHIP_RV770_944A, PCI_CHIP_RV770_944A, RES_SHARED_VGA },
diff --git a/src/radeon_pci_device_match_gen.h b/src/radeon_pci_device_match_gen.h
index a06b4a6..397cf63 100644
--- a/src/radeon_pci_device_match_gen.h
+++ b/src/radeon_pci_device_match_gen.h
@@ -40,6 +40,8 @@ static const struct pci_id_match radeon_device_match[] = {
  ATI_DEVICE_MATCH( PCI_CHIP_R420_JN, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_R420_4A4F, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_R420_JP, 0 ),
+ ATI_DEVICE_MATCH( PCI_CHIP_R420_JT, 0 ),
+ ATI_DEVICE_MATCH( PCI_CHIP_R481_4B48, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_R481_4B49, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_R481_4B4A, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_R481_4B4B, 0 ),
@@ -254,6 +256,7 @@ static const struct pci_id_match radeon_device_match[] = {
  ATI_DEVICE_MATCH( PCI_CHIP_RV770_9440, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_RV770_9441, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_RV770_9442, 0 ),
+ ATI_DEVICE_MATCH( PCI_CHIP_RV770_9443, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_RV770_9444, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_RV770_9446, 0 ),
  ATI_DEVICE_MATCH( PCI_CHIP_RV770_944A, 0 ),
diff --git a/src/radeon_probe.h b/src/radeon_probe.h
index 6479972..3e4f47c 100644
--- a/src/radeon_probe.h
+++ b/src/radeon_probe.h
@@ -216,6 +216,7 @@ typedef struct _radeon_lvds {
 
 typedef struct _radeon_dvo {
     /* dvo */
+    I2CBusPtr         pI2CBus;
     I2CDevPtr         DVOChip;
     RADEONI2CBusRec   dvo_i2c;
     int               dvo_i2c_slave_addr;
diff --git a/src/radeon_reg.h b/src/radeon_reg.h
index d74a30a..914fe51 100644
--- a/src/radeon_reg.h
+++ b/src/radeon_reg.h
@@ -936,11 +936,11 @@
 #define RADEON_GENMO_WT                     0x03c2 /* VGA */
 #define RADEON_GENS0                        0x03c2 /* VGA */
 #define RADEON_GENS1                        0x03da /* VGA, 0x03ba */
-#define RADEON_GPIO_MONID                   0x0068 /* DDC interface via I2C */
+#define RADEON_GPIO_MONID                   0x0068 /* DDC interface via I2C */ /* DDC3 */
 #define RADEON_GPIO_MONIDB                  0x006c
 #define RADEON_GPIO_CRT2_DDC                0x006c
-#define RADEON_GPIO_DVI_DDC                 0x0064
-#define RADEON_GPIO_VGA_DDC                 0x0060
+#define RADEON_GPIO_DVI_DDC                 0x0064 /* DDC2 */
+#define RADEON_GPIO_VGA_DDC                 0x0060 /* DDC1 */
 #       define RADEON_GPIO_A_0              (1 <<  0)
 #       define RADEON_GPIO_A_1              (1 <<  1)
 #       define RADEON_GPIO_Y_0              (1 <<  8)
@@ -979,24 +979,28 @@
 
        /* Multimedia I2C bus */
 #define RADEON_I2C_CNTL_0		    0x0090
-#define RADEON_I2C_DONE (1<<0)
-#define RADEON_I2C_NACK (1<<1)
-#define RADEON_I2C_HALT (1<<2)
-#define RADEON_I2C_SOFT_RST (1<<5)
-#define RADEON_I2C_DRIVE_EN (1<<6)
-#define RADEON_I2C_DRIVE_SEL (1<<7)
-#define RADEON_I2C_START (1<<8)
-#define RADEON_I2C_STOP (1<<9)
-#define RADEON_I2C_RECEIVE (1<<10)
-#define RADEON_I2C_ABORT (1<<11)
-#define RADEON_I2C_GO (1<<12)
+#define RADEON_I2C_DONE                     (1 << 0)
+#define RADEON_I2C_NACK                     (1 << 1)
+#define RADEON_I2C_HALT                     (1 << 2)
+#define RADEON_I2C_SOFT_RST                 (1 << 5)
+#define RADEON_I2C_DRIVE_EN                 (1 << 6)
+#define RADEON_I2C_DRIVE_SEL                (1 << 7)
+#define RADEON_I2C_START                    (1 << 8)
+#define RADEON_I2C_STOP                     (1 << 9)
+#define RADEON_I2C_RECEIVE                  (1 << 10)
+#define RADEON_I2C_ABORT                    (1 << 11)
+#define RADEON_I2C_GO                       (1 << 12)
 #define RADEON_I2C_CNTL_1                   0x0094
-#define RADEON_I2C_SEL         (1<<16)
-#define RADEON_I2C_EN          (1<<17)
+#define RADEON_I2C_SEL                      (1 << 16)
+#define RADEON_I2C_EN                       (1 << 17)
 #define RADEON_I2C_DATA			    0x0098
 
 #define RADEON_DVI_I2C_CNTL_0		    0x02e0
-#define RADEON_DVI_I2C_CNTL_1               0x02e4 /* ? */
+#       define R200_DVI_I2C_PIN_SEL(x)      ((x) << 3)
+#       define R200_SEL_DDC1                0 /* 0x60 - VGA_DDC */
+#       define R200_SEL_DDC2                1 /* 0x64 - DVI_DDC */
+#       define R200_SEL_DDC3                2 /* 0x68 - MONID_DDC */
+#define RADEON_DVI_I2C_CNTL_1               0x02e4
 #define RADEON_DVI_I2C_DATA		    0x02e8
 
 #define RADEON_INTERRUPT_LINE               0x0f3c /* PCI */
diff --git a/src/radeon_textured_videofuncs.c b/src/radeon_textured_videofuncs.c
index 6cb2870..9f7cd4c 100644
--- a/src/radeon_textured_videofuncs.c
+++ b/src/radeon_textured_videofuncs.c
@@ -393,7 +393,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 						   R300_RS_COUNT_HIRES_EN));
 
 		/* R300_INST_COUNT_RS - highest RS instruction used */
-		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1) | R300_TX_OFFSET_RS(6));
+		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1));
 
 		/* Pixel stack frame size. */
 		OUT_ACCEL_REG(R300_US_PIXSIZE, 5);
@@ -770,7 +770,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 			  ((2 << R300_RS_COUNT_IT_COUNT_SHIFT) |
 			   R300_RS_COUNT_HIRES_EN));
 		/* R300_INST_COUNT_RS - highest RS instruction used */
-		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0) | R300_TX_OFFSET_RS(6));
+		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0));
 
 		OUT_ACCEL_REG(R300_US_PIXSIZE, 2); /* highest temp used */
 
@@ -902,7 +902,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 			  ((2 << R300_RS_COUNT_IT_COUNT_SHIFT) |
 			   R300_RS_COUNT_HIRES_EN));
 		/* R300_INST_COUNT_RS - highest RS instruction used */
-		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0) | R300_TX_OFFSET_RS(6));
+		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0));
 
 		OUT_ACCEL_REG(R300_US_PIXSIZE, 0); /* highest temp used */
 
@@ -975,7 +975,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 			       R300_RS_COUNT_HIRES_EN));
 
 		/* R300_INST_COUNT_RS - highest RS instruction used */
-		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1) | R300_TX_OFFSET_RS(6));
+		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(1));
 
 		/* Pixel stack frame size. */
 		OUT_ACCEL_REG(R300_US_PIXSIZE, 5);
@@ -1447,7 +1447,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 			       R300_RS_COUNT_HIRES_EN));
 
 		/* R300_INST_COUNT_RS - highest RS instruction used */
-		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0) | R300_TX_OFFSET_RS(6));
+		OUT_ACCEL_REG(R300_RS_INST_COUNT, R300_INST_COUNT_RS(0));
 
 		/* Pixel stack frame size. */
 		OUT_ACCEL_REG(R300_US_PIXSIZE, 0); /* highest temp used */
@@ -2014,7 +2014,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
      *     We render a single, large triangle and use the scissor
      *     functionality to restrict it to the desired rectangle.
      *     Due to guardband limits on r3xx/r4xx, we can only use
-     *     the single triangle up to 2880 pixels; above that we
+     *     the single triangle up to 4021 pixels; above that we
      *     render as a quad.
      */
 
@@ -2041,7 +2041,7 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 #endif
 
 	if (IS_R300_3D || IS_R500_3D) {
-	    if (IS_R300_3D && ((dstw+dsth) > 2880))
+	    if (IS_R300_3D && ((dstw+dsth) > 4021))
 		use_quad = TRUE;
 	    /*
 	     * Set up the scissor area to that of the output size.
@@ -2049,10 +2049,10 @@ FUNC_NAME(RADEONDisplayTexturedVideo)(ScrnInfoPtr pScrn, RADEONPortPrivPtr pPriv
 	    BEGIN_ACCEL(2);
 	    if (IS_R300_3D) {
 		/* R300 has an offset */
-		OUT_ACCEL_REG(R300_SC_SCISSOR0, (((dstX + 1088) << R300_SCISSOR_X_SHIFT) |
-						 ((dstY + 1088) << R300_SCISSOR_Y_SHIFT)));
-		OUT_ACCEL_REG(R300_SC_SCISSOR1, (((dstX + dstw + 1088 - 1) << R300_SCISSOR_X_SHIFT) |
-						 ((dstY + dsth + 1088 - 1) << R300_SCISSOR_Y_SHIFT)));
+		OUT_ACCEL_REG(R300_SC_SCISSOR0, (((dstX + 1440) << R300_SCISSOR_X_SHIFT) |
+						 ((dstY + 1440) << R300_SCISSOR_Y_SHIFT)));
+		OUT_ACCEL_REG(R300_SC_SCISSOR1, (((dstX + dstw + 1440 - 1) << R300_SCISSOR_X_SHIFT) |
+						 ((dstY + dsth + 1440 - 1) << R300_SCISSOR_Y_SHIFT)));
 	    } else {
 		OUT_ACCEL_REG(R300_SC_SCISSOR0, (((dstX) << R300_SCISSOR_X_SHIFT) |
 						 ((dstY) << R300_SCISSOR_Y_SHIFT)));
diff --git a/src/radeon_version.h b/src/radeon_version.h
index 5717ead..129046d 100644
--- a/src/radeon_version.h
+++ b/src/radeon_version.h
@@ -38,6 +38,7 @@
 #define RADEON_DRIVER_NAME   "radeon"
 #define R200_DRIVER_NAME     "r200"
 #define R300_DRIVER_NAME     "r300"
+#define R600_DRIVER_NAME     "r600"
 
 #define RADEON_VERSION_MAJOR PACKAGE_VERSION_MAJOR
 #define RADEON_VERSION_MINOR PACKAGE_VERSION_MINOR