Attachment 17378 Details for Bug 31559 – file.diff

[patch] file.diff

file.diff (text/plain), 4.03 KB, created by nork on 2001-10-28 18:10:00 UTC

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Creator: nork

Created: 2001-10-28 18:10:00 UTC

Size: 4.03 KB

patch

obsolete

>--- sys/pci/agp_intel.c.orig	Wed Jul 19 18:48:04 2000
>+++ sys/pci/agp_intel.c	Sun Oct 28 03:48:09 2001
>@@ -74,6 +74,18 @@
> 
>  	case 0x71a18086:
>  		return ("Intel 82443GX host to AGP bridge");
>+
>+	case 0x1a218086:
>+ 		return ("Intel 82840 host to AGP bridge");
>+
>+	case 0x1a308086:
>+ 		return ("Intel 82845 host to AGP bridge");
>+
>+	case 0x25308086:
>+ 		return ("Intel 82850 host to AGP bridge");
>+
>+	case 0x25318086:
>+ 		return ("Intel 82860 host to AGP bridge");
> 	};
> 
> 	if (pci_get_vendor(dev) == 0x8086)
>@@ -102,6 +114,7 @@
> {
> 	struct agp_intel_softc *sc = device_get_softc(dev);
> 	struct agp_gatt *gatt;
>+	u_int32_t type = pci_get_devid(dev);
> 	int error;
> 
> 	error = agp_generic_attach(dev);
>@@ -130,11 +143,44 @@
> 	pci_write_config(dev, AGP_INTEL_ATTBASE, gatt->ag_physical, 4);
> 	
> 	/* Enable things, clear errors etc. */
>-	pci_write_config(dev, AGP_INTEL_AGPCTRL, 0x2280, 4);
>-	pci_write_config(dev, AGP_INTEL_NBXCFG,
>-			 (pci_read_config(dev, AGP_INTEL_NBXCFG, 4)
>-			  & ~(1 << 10)) | (1 << 9), 4);
>-	pci_write_config(dev, AGP_INTEL_ERRSTS + 1, 7, 1);
>+	switch (type) {
>+	case 0x1a218086: /* i840 */
>+	case 0x25308086: /* i850 */
>+	case 0x25318086: /* i860 */
>+		pci_write_config(dev, AGP_INTEL_AGPCTRL, 0x0000, 4);
>+		pci_write_config(dev, AGP_INTEL_MCHCFG,
>+				 (pci_read_config(dev, AGP_INTEL_MCHCFG, 2)
>+				  | (1 << 9)), 2);
>+		break;
>+
>+	case 0x1a308086: /* i845 */
>+		pci_write_config(dev, AGP_INTEL_AGPCTRL, 0x0000, 4);
>+		pci_write_config(dev, AGP_INTEL_I845_MCHCFG,
>+				 (pci_read_config(dev, AGP_INTEL_I845_MCHCFG, 1)
>+				  | (1 << 1)), 1);
>+		break;
>+
>+	default: /* Intel Generic (maybe) */
>+		pci_write_config(dev, AGP_INTEL_AGPCTRL, 0x2280, 4);
>+		pci_write_config(dev, AGP_INTEL_NBXCFG,
>+				 (pci_read_config(dev, AGP_INTEL_NBXCFG, 4)
>+				  & ~(1 << 10)) | (1 << 9), 4);
>+	}
>+
>+	switch (type) {
>+	case 0x1a218086: /* i840 */
>+		pci_write_config(dev, AGP_INTEL_I8XX_ERRSTS, 0xc000, 2);
>+		break;
>+
>+	case 0x1a308086: /* i845 */
>+	case 0x25308086: /* i850 */
>+	case 0x25318086: /* i860 */
>+		pci_write_config(dev, AGP_INTEL_I8XX_ERRSTS, 0x001c, 2);
>+		break;
>+
>+	default: /* Intel Generic (maybe) */
>+		pci_write_config(dev, AGP_INTEL_ERRSTS + 1, 7, 1);
>+	}
> 
> 	return 0;
> }
>@@ -143,18 +189,40 @@
> agp_intel_detach(device_t dev)
> {
> 	struct agp_intel_softc *sc = device_get_softc(dev);
>+	u_int32_t type = pci_get_devid(dev);
> 	int error;
> 
> 	error = agp_generic_detach(dev);
> 	if (error)
> 		return error;
> 
>-	printf("%s: set NBXCFG to %x\n", __FUNCTION__,
>-			 (pci_read_config(dev, AGP_INTEL_NBXCFG, 4)
>-			  & ~(1 << 9)));
>-	pci_write_config(dev, AGP_INTEL_NBXCFG,
>-			 (pci_read_config(dev, AGP_INTEL_NBXCFG, 4)
>-			  & ~(1 << 9)), 4);
>+	switch (type) {
>+	case 0x1a218086: /* i840 */
>+	case 0x25308086: /* i850 */
>+	case 0x25318086: /* i860 */
>+		printf("%s: set MCHCFG to %x\n", __FUNCTION__, (unsigned)
>+				(pci_read_config(dev, AGP_INTEL_MCHCFG, 2)
>+				& ~(1 << 9)));
>+		pci_write_config(dev, AGP_INTEL_MCHCFG,
>+				(pci_read_config(dev, AGP_INTEL_MCHCFG, 2)
>+				& ~(1 << 9)), 2);
>+
>+	case 0x1a308086: /* i845 */
>+		printf("%s: set MCHCFG to %x\n", __FUNCTION__, (unsigned)
>+				(pci_read_config(dev, AGP_INTEL_I845_MCHCFG, 1)
>+				& ~(1 << 1)));
>+		pci_write_config(dev, AGP_INTEL_MCHCFG,
>+				(pci_read_config(dev, AGP_INTEL_I845_MCHCFG, 1)
>+				& ~(1 << 1)), 1);
>+
>+	default: /* Intel Generic (maybe) */
>+		printf("%s: set NBXCFG to %x\n", __FUNCTION__,
>+				 (pci_read_config(dev, AGP_INTEL_NBXCFG, 4)
>+				  & ~(1 << 9)));
>+		pci_write_config(dev, AGP_INTEL_NBXCFG,
>+				 (pci_read_config(dev, AGP_INTEL_NBXCFG, 4)
>+				  & ~(1 << 9)), 4);
>+	}
> 	pci_write_config(dev, AGP_INTEL_ATTBASE, 0, 4);
> 	AGP_SET_APERTURE(dev, sc->initial_aperture);
> 	agp_free_gatt(sc->gatt);
>--- sys/pci/agpreg.h.orig	Wed Jul 19 18:48:04 2000
>+++ sys/pci/agpreg.h	Sun Oct 28 03:45:05 2001
>@@ -57,6 +57,13 @@
> #define AGP_INTEL_ATTBASE	0xb8
> 
> /*
>+ * Config offsets for Intel i840/i845/i850/i860 AGP chipsets.
>+ */
>+#define AGP_INTEL_MCHCFG	0x50
>+#define AGP_INTEL_I845_MCHCFG	0x51
>+#define AGP_INTEL_I8XX_ERRSTS	0xc8
>+
>+/*
>  * Config offsets for VIA AGP chipsets.
>  */
> #define AGP_VIA_GARTCTRL	0x80

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Attachments on bug 31559: 17378