1 files changed, 298 insertions, 0 deletions
diff --git a/usr/src/uts/intel/io/radeon/radeon_drv.c b/usr/src/uts/intel/io/radeon/radeon_drv.c
new file mode 100644
index 0000000..8bc827c
--- /dev/null
+++ b/usr/src/uts/intel/io/radeon/radeon_drv.c
@@ -0,0 +1,298 @@
+/*
+ * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+/*
+ * radeon_drv.c -- ATI Radeon driver -*- linux-c -*-
+ * Created: Wed Feb 14 17:10:04 2001 by gareth@valinux.com
+ */
+/*
+ * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *    Gareth Hughes <gareth@valinux.com>
+ *
+ */
+
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+#include "drm_pciids.h"
+
+int radeon_no_wb = 1;
+
+/*
+ * cb_ops entrypoint
+ */
+extern struct cb_ops drm_cb_ops;
+
+/* drv_PCI_IDs comes from drm_pciids.h */
+static drm_pci_id_list_t radeon_pciidlist[] = {
+	radeon_PCI_IDS
+};
+
+/*
+ * module entrypoint
+ */
+static int radeon_info(dev_info_t *, ddi_info_cmd_t, void *, void **);
+static int radeon_attach(dev_info_t *, ddi_attach_cmd_t);
+static int radeon_detach(dev_info_t *, ddi_detach_cmd_t);
+
+extern void radeon_init_ioctl_arrays(void);
+extern uint_t radeon_driver_irq_handler(caddr_t);
+extern int drm_get_pci_index_reg(dev_info_t *, uint_t, uint_t, off_t *);
+
+/*
+ * Local routines
+ */
+static void radeon_configure(drm_driver_t *);
+
+/*
+ * DRM driver
+ */
+static drm_driver_t	radeon_driver = {0};
+
+static struct dev_ops radeon_dev_ops = {
+	DEVO_REV,			/* devo_rev */
+	0,				/* devo_refcnt */
+	radeon_info,			/* devo_getinfo */
+	nulldev,			/* devo_identify */
+	nulldev,			/* devo_probe */
+	radeon_attach,			/* devo_attach */
+	radeon_detach,			/* devo_detach */
+	nodev,				/* devo_reset */
+	&drm_cb_ops,			/* devo_cb_ops */
+	NULL,				/* devo_bus_ops */
+	NULL,				/* power */
+	ddi_quiesce_not_supported,	/* devo_quiesce */
+};
+
+static struct modldrv modldrv = {
+	&mod_driverops,			/* drv_modops */
+	"radeon DRM driver",		/* drv_linkinfo */
+	&radeon_dev_ops,			/* drv_dev_ops */
+};
+
+static struct modlinkage modlinkage = {
+	MODREV_1, (void *) &modldrv, NULL
+};
+
+
+/*
+ * softstate head
+ */
+static void 	*radeon_statep;
+
+int
+_init(void)
+{
+	int error;
+
+	radeon_configure(&radeon_driver);
+
+	if ((error = ddi_soft_state_init(&radeon_statep,
+	    sizeof (drm_device_t), DRM_MAX_INSTANCES)) != 0)
+		return (error);
+
+	if ((error = mod_install(&modlinkage)) != 0) {
+		ddi_soft_state_fini(&radeon_statep);
+		return (error);
+	}
+
+	return (error);
+
+}	/* _init() */
+
+int
+_fini(void)
+{
+	int error;
+
+	if ((error = mod_remove(&modlinkage)) != 0)
+		return (error);
+
+	(void) ddi_soft_state_fini(&radeon_statep);
+
+	return (0);
+
+}	/* _fini() */
+
+int
+_info(struct modinfo *modinfop)
+{
+	return (mod_info(&modlinkage, modinfop));
+
+}	/* _info() */
+
+
+static int
+radeon_attach(dev_info_t *dip, ddi_attach_cmd_t cmd)
+{
+	drm_device_t	*statep;
+	void		*handle;
+	int		unit;
+
+	if (cmd != DDI_ATTACH) {
+		DRM_ERROR("radeon_attach: only attach op supported");
+		return (DDI_FAILURE);
+	}
+
+	unit =  ddi_get_instance(dip);
+	if (ddi_soft_state_zalloc(radeon_statep, unit) != DDI_SUCCESS) {
+		cmn_err(CE_WARN,
+		    "radeon_attach: alloc softstate failed unit=%d", unit);
+		return (DDI_FAILURE);
+	}
+	statep = ddi_get_soft_state(radeon_statep, unit);
+	statep->dip = dip;
+	statep->driver = &radeon_driver;
+
+	/*
+	 * Call drm_supp_register to create minor nodes for us
+	 */
+	handle = drm_supp_register(dip, statep);
+	if (handle == NULL) {
+		DRM_ERROR("radeon_attach: drm_supp_register failed");
+		goto err_exit1;
+	}
+	statep->drm_handle = handle;
+
+	/*
+	 * After drm_supp_register, we can call drm_xxx routine
+	 */
+	statep->drm_supported = DRM_UNSUPPORT;
+	if (drm_probe(statep, radeon_pciidlist) != DDI_SUCCESS) {
+		DRM_ERROR("radeon_open: "
+		    "DRM current don't support this graphics card");
+		goto err_exit2;
+	}
+	statep->drm_supported = DRM_SUPPORT;
+
+	/* call common attach code */
+	if (drm_attach(statep) != DDI_SUCCESS) {
+		DRM_ERROR("radeon_attach: drm_attach failed");
+		goto err_exit2;
+	}
+	return (DDI_SUCCESS);
+
+err_exit2:
+	(void) drm_supp_unregister(handle);
+err_exit1:
+	(void) ddi_soft_state_free(radeon_statep, unit);
+	return (DDI_FAILURE);
+
+}	/* radeon_attach() */
+
+static int
+radeon_detach(dev_info_t *dip, ddi_detach_cmd_t cmd)
+{
+	drm_device_t	*statep;
+	int			unit;
+
+	if (cmd != DDI_DETACH)
+		return (DDI_FAILURE);
+
+	unit =  ddi_get_instance(dip);
+	statep = ddi_get_soft_state(radeon_statep, unit);
+	if (statep == NULL)
+		return (DDI_FAILURE);
+
+	(void) drm_detach(statep);
+	(void) drm_supp_unregister(statep->drm_handle);
+	(void) ddi_soft_state_free(radeon_statep, unit);
+
+	return (DDI_SUCCESS);
+
+}	/* radeon_detach() */
+
+/*ARGSUSED*/
+static int
+radeon_info(dev_info_t *dip, ddi_info_cmd_t infocmd, void *arg, void **result)
+{
+	drm_device_t	*statep;
+	int 		error = DDI_SUCCESS;
+	int 		unit;
+
+	unit = drm_dev_to_instance((dev_t)arg);
+	switch (infocmd) {
+	case DDI_INFO_DEVT2DEVINFO:
+		statep = ddi_get_soft_state(radeon_statep, unit);
+		if (statep == NULL || statep->dip == NULL) {
+			error = DDI_FAILURE;
+		} else {
+			*result = (void *) statep->dip;
+			error = DDI_SUCCESS;
+		}
+		break;
+	case DDI_INFO_DEVT2INSTANCE:
+		*result = (void *)(uintptr_t)unit;
+		error = DDI_SUCCESS;
+		break;
+	default:
+		error = DDI_FAILURE;
+		break;
+	}
+	return (error);
+
+}	/* radeon_info() */
+
+static void
+radeon_configure(drm_driver_t *driver)
+{
+	driver->buf_priv_size = sizeof (drm_radeon_buf_priv_t);
+	driver->load			= radeon_driver_load;
+	driver->unload		= radeon_driver_unload;
+	driver->firstopen		= radeon_driver_firstopen;
+	driver->open			= radeon_driver_open;
+	driver->preclose		= radeon_driver_preclose;
+	driver->postclose		= radeon_driver_postclose;
+	driver->lastclose		= radeon_driver_lastclose;
+	driver->vblank_wait		= radeon_driver_vblank_wait;
+	driver->vblank_wait2		= radeon_driver_vblank_wait2;
+	driver->irq_preinstall	= radeon_driver_irq_preinstall;
+	driver->irq_postinstall	= radeon_driver_irq_postinstall;
+	driver->irq_uninstall	= radeon_driver_irq_uninstall;
+	driver->irq_handler		= radeon_driver_irq_handler;
+	driver->dma_ioctl		= radeon_cp_buffers;
+
+	driver->driver_ioctls	= radeon_ioctls;
+	driver->max_driver_ioctl	= radeon_max_ioctl;
+
+	driver->driver_name		= DRIVER_NAME;
+	driver->driver_desc		= DRIVER_DESC;
+	driver->driver_date		= DRIVER_DATE;
+	driver->driver_major		= DRIVER_MAJOR;
+	driver->driver_minor		= DRIVER_MINOR;
+	driver->driver_patchlevel	= DRIVER_PATCHLEVEL;
+
+	driver->use_agp		= 1;
+	driver->use_mtrr		= 1;
+	driver->use_pci_dma		= 1;
+	driver->use_sg		= 1;
+	driver->use_dma		= 1;
+	driver->use_irq		= 1;
+	driver->use_vbl_irq		= 1;
+	driver->use_vbl_irq2		= 1;
+
+}	/* radeon_configure() */