when they do get ported most of them won't live in these directories.
+++ /dev/null
-/* i810.h -- Intel i810/i815 DRM template customization -*- linux-c -*-
- * Created: Thu Feb 15 00:01:12 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>
- */
-
-#ifndef __I810_H__
-#define __I810_H__
-
-/* This remains constant for all DRM template files.
- */
-#define DRM(x) i810_##x
-
-/* General customization:
- */
-#define __HAVE_AGP 1
-#define __MUST_HAVE_AGP 1
-#define __HAVE_MTRR 1
-#define __HAVE_CTX_BITMAP 1
-
-/* Driver customization:
- */
-#define __HAVE_RELEASE 1
-#define DRIVER_RELEASE() do { \
- i810_reclaim_buffers( dev, priv->pid ); \
-} while (0)
-
-/* DMA customization:
- */
-#define __HAVE_DMA 1
-#define __HAVE_DMA_QUEUE 1
-#define __HAVE_DMA_WAITLIST 1
-#define __HAVE_DMA_RECLAIM 1
-
-#define __HAVE_DMA_QUIESCENT 1
-#define DRIVER_DMA_QUIESCENT() do { \
- i810_dma_quiescent( dev ); \
-} while (0)
-
-#define __HAVE_DMA_IRQ 1
-#define __HAVE_DMA_IRQ_BH 1
-#define __HAVE_SHARED_IRQ 1
-#define DRIVER_PREINSTALL() do { \
- drm_i810_private_t *dev_priv = \
- (drm_i810_private_t *)dev->dev_private; \
- u16 tmp; \
- tmp = I810_READ16( I810REG_HWSTAM ); \
- tmp = tmp & 0x6000; \
- I810_WRITE16( I810REG_HWSTAM, tmp ); \
- \
- tmp = I810_READ16( I810REG_INT_MASK_R ); \
- tmp = tmp & 0x6000; /* Unmask interrupts */ \
- I810_WRITE16( I810REG_INT_MASK_R, tmp ); \
- tmp = I810_READ16( I810REG_INT_ENABLE_R ); \
- tmp = tmp & 0x6000; /* Disable all interrupts */ \
- I810_WRITE16( I810REG_INT_ENABLE_R, tmp ); \
-} while (0)
-
-#define DRIVER_POSTINSTALL() do { \
- drm_i810_private_t *dev_priv = \
- (drm_i810_private_t *)dev->dev_private; \
- u16 tmp; \
- tmp = I810_READ16( I810REG_INT_ENABLE_R ); \
- tmp = tmp & 0x6000; \
- tmp = tmp | 0x0003; /* Enable bp & user interrupts */ \
- I810_WRITE16( I810REG_INT_ENABLE_R, tmp ); \
-} while (0)
-
-#define DRIVER_UNINSTALL() do { \
- drm_i810_private_t *dev_priv = \
- (drm_i810_private_t *)dev->dev_private; \
- u16 tmp; \
- if ( dev_priv ) { \
- tmp = I810_READ16( I810REG_INT_IDENTITY_R ); \
- tmp = tmp & ~(0x6000); /* Clear all interrupts */ \
- if ( tmp != 0 ) \
- I810_WRITE16( I810REG_INT_IDENTITY_R, tmp ); \
- \
- tmp = I810_READ16( I810REG_INT_ENABLE_R ); \
- tmp = tmp & 0x6000; /* Disable all interrupts */ \
- I810_WRITE16( I810REG_INT_ENABLE_R, tmp ); \
- } \
-} while (0)
-
-/* Buffer customization:
- */
-
-#define DRIVER_BUF_PRIV_T drm_i810_buf_priv_t
-
-#define DRIVER_AGP_BUFFERS_MAP( dev ) \
- ((drm_i810_private_t *)((dev)->dev_private))->buffer_map
-
-#endif
+++ /dev/null
-# $FreeBSD$
-
-KMOD= i810
-NOMAN= YES
-SRCS= i810_drv.c i810_dma.c
-SRCS+= device_if.h bus_if.h pci_if.h opt_drm_linux.h
-CFLAGS+= ${DEBUG_FLAGS} -I. -I..
-
-@:
- ln -sf /sys @
-
-machine:
- ln -sf /sys/i386/include machine
-
-.if ${MACHINE_ARCH} == "i386"
-# This line enables linux ioctl handling
-# If you want support for this uncomment this line
-#I810_OPTS= "\#define DRM_LINUX" 1
-.endif
-
-opt_drm_linux.h:
- touch opt_drm_linux.h
- echo $(I810_OPTS) >> opt_drm_linux.h
-
-.include <bsd.kmod.mk>
+++ /dev/null
-/* i810_dma.c -- DMA support for the i810 -*- linux-c -*-
- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * 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
- * PRECISION INSIGHT 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: Rickard E. (Rik) Faith <faith@valinux.com>
- * Jeff Hartmann <jhartmann@valinux.com>
- * Keith Whitwell <keithw@valinux.com>
- *
- */
-
-
-#include "i810.h"
-#include "drmP.h"
-#include "drm.h"
-#include "i810_drm.h"
-#include "i810_drv.h"
-
-#define I810_BUF_FREE 2
-#define I810_BUF_CLIENT 1
-#define I810_BUF_HARDWARE 0
-
-#define I810_BUF_UNMAPPED 0
-#define I810_BUF_MAPPED 1
-
-#define RING_LOCALS unsigned int outring, ringmask; volatile char *virt;
-
-#define BEGIN_LP_RING(n) do { \
- if (I810_VERBOSE) \
- DRM_DEBUG("BEGIN_LP_RING(%d) in %s\n", \
- n, __FUNCTION__); \
- if (dev_priv->ring.space < n*4) \
- i810_wait_ring(dev, n*4); \
- dev_priv->ring.space -= n*4; \
- outring = dev_priv->ring.tail; \
- ringmask = dev_priv->ring.tail_mask; \
- virt = dev_priv->ring.virtual_start; \
-} while (0)
-
-#define ADVANCE_LP_RING() do { \
- if (I810_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING\n"); \
- dev_priv->ring.tail = outring; \
- I810_WRITE(LP_RING + RING_TAIL, outring); \
-} while(0)
-
-#define OUT_RING(n) do { \
- if (I810_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
- *(volatile unsigned int *)(virt + outring) = n; \
- outring += 4; \
- outring &= ringmask; \
-} while (0);
-
-static __inline__ void i810_print_status_page(drm_device_t *dev)
-{
- drm_device_dma_t *dma = dev->dma;
- drm_i810_private_t *dev_priv = dev->dev_private;
- u32 *temp = (u32 *)dev_priv->hw_status_page;
- int i;
-
- DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]);
- DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]);
- DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]);
- DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]);
- DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]);
- for(i = 6; i < dma->buf_count + 6; i++) {
- DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 6, temp[i]);
- }
-}
-
-static drm_buf_t *i810_freelist_get(drm_device_t *dev)
-{
- drm_device_dma_t *dma = dev->dma;
- int i;
- char failed;
-
- /* Linear search might not be the best solution */
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- /* In use is already a pointer */
- _DRM_CAS(buf_priv->in_use, I810_BUF_FREE, I810_BUF_CLIENT,
- failed);
- if (!failed)
- return buf;
- }
- return NULL;
-}
-
-/* This should only be called if the buffer is not sent to the hardware
- * yet, the hardware updates in use for us once its on the ring buffer.
- */
-
-static int i810_freelist_put(drm_device_t *dev, drm_buf_t *buf)
-{
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- char failed;
-
- /* In use is already a pointer */
- _DRM_CAS(buf_priv->in_use, I810_BUF_CLIENT, I810_BUF_FREE, failed);
- if(failed) {
- DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
- return DRM_ERR( EINVAL );
- }
-
- return 0;
-}
-
-#if 0
-int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
-{
- DRM_DEVICE;
- drm_i810_private_t *dev_priv;
- drm_buf_t *buf;
- drm_i810_buf_priv_t *buf_priv;
-
- lock_kernel();
- dev_priv = dev->dev_private;
- buf = dev_priv->mmap_buffer;
- buf_priv = buf->dev_private;
-
- vma->vm_flags |= (VM_IO | VM_DONTCOPY);
- vma->vm_file = filp;
-
- buf_priv->currently_mapped = I810_BUF_MAPPED;
- unlock_kernel();
-
- if (remap_page_range(vma->vm_start,
- VM_OFFSET(vma),
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot)) return DRM_ERR(EAGAIN);
- return 0;
-}
-#endif
-
-static int i810_map_buffer(drm_buf_t *buf, struct file *filp)
-{
- DRM_DEVICE;
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- drm_i810_private_t *dev_priv = dev->dev_private;
- struct file_operations *old_fops;
- int retcode = 0;
-
- if(buf_priv->currently_mapped == I810_BUF_MAPPED) return DRM_ERR(EINVAL);
-
- if(VM_DONTCOPY != 0) {
-#if LINUX_VERSION_CODE <= 0x020402
- down( ¤t->mm->mmap_sem );
-#else
- down_write( ¤t->mm->mmap_sem );
-#endif
- old_fops = filp->f_op;
- filp->f_op = &i810_buffer_fops;
- dev_priv->mmap_buffer = buf;
- buf_priv->virtual = (void *)do_mmap(filp, 0, buf->total,
- PROT_READ|PROT_WRITE,
- MAP_SHARED,
- buf->bus_address);
- dev_priv->mmap_buffer = NULL;
- filp->f_op = old_fops;
- if ((unsigned long)buf_priv->virtual > -1024UL) {
- /* Real error */
- DRM_DEBUG("mmap error\n");
- retcode = (signed int)buf_priv->virtual;
- buf_priv->virtual = 0;
- }
-#if LINUX_VERSION_CODE <= 0x020402
- up( ¤t->mm->mmap_sem );
-#else
- up_write( ¤t->mm->mmap_sem );
-#endif
- } else {
- buf_priv->virtual = buf_priv->kernel_virtual;
- buf_priv->currently_mapped = I810_BUF_MAPPED;
- }
- return retcode;
-}
-
-static int i810_unmap_buffer(drm_buf_t *buf)
-{
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- int retcode = 0;
-
- if(VM_DONTCOPY != 0) {
- if(buf_priv->currently_mapped != I810_BUF_MAPPED)
- return DRM_ERR(EINVAL);
-#if LINUX_VERSION_CODE <= 0x020402
- down( ¤t->mm->mmap_sem );
-#else
- down_write( ¤t->mm->mmap_sem );
-#endif
- retcode = do_munmap(current->mm,
- (unsigned long)buf_priv->virtual,
- (size_t) buf->total);
-#if LINUX_VERSION_CODE <= 0x020402
- up( ¤t->mm->mmap_sem );
-#else
- up_write( ¤t->mm->mmap_sem );
-#endif
- }
- buf_priv->currently_mapped = I810_BUF_UNMAPPED;
- buf_priv->virtual = 0;
-
- return retcode;
-}
-
-static int i810_dma_get_buffer(drm_device_t *dev, drm_i810_dma_t *d,
- struct file *filp)
-{
- drm_file_t *priv = filp->private_data;
- drm_buf_t *buf;
- drm_i810_buf_priv_t *buf_priv;
- int retcode = 0;
-
- buf = i810_freelist_get(dev);
- if (!buf) {
- retcode = -ENOMEM;
- DRM_DEBUG("retcode=%d\n", retcode);
- return DRM_ERR(retcode);
- }
-
- retcode = i810_map_buffer(buf, filp);
- if(retcode) {
- i810_freelist_put(dev, buf);
- DRM_DEBUG("mapbuf failed, retcode %d\n", retcode);
- return retcode;
- }
- buf->pid = priv->pid;
- buf_priv = buf->dev_private;
- d->granted = 1;
- d->request_idx = buf->idx;
- d->request_size = buf->total;
- d->virtual = buf_priv->virtual;
-
- return retcode;
-}
-
-static unsigned long i810_alloc_page(drm_device_t *dev)
-{
- unsigned long address;
-
- address = __get_free_page(GFP_KERNEL);
- if(address == 0UL)
- return 0;
-
- atomic_inc(&virt_to_page(address)->count);
- set_bit(PG_locked, &virt_to_page(address)->flags);
-
- return address;
-}
-
-static void i810_free_page(drm_device_t *dev, unsigned long page)
-{
- if(page == 0UL)
- return;
-
- atomic_dec(&virt_to_page(page)->count);
- clear_bit(PG_locked, &virt_to_page(page)->flags);
- DRM_WAKEUP(&virt_to_page(page)->wait);
- free_page(page);
- return;
-}
-
-static int i810_dma_cleanup(drm_device_t *dev)
-{
- drm_device_dma_t *dma = dev->dma;
-
- if(dev->dev_private) {
- int i;
- drm_i810_private_t *dev_priv =
- (drm_i810_private_t *) dev->dev_private;
-
- if(dev_priv->ring.virtual_start) {
- DRM(ioremapfree)((void *) dev_priv->ring.virtual_start,
- dev_priv->ring.Size);
- }
- if(dev_priv->hw_status_page != 0UL) {
- i810_free_page(dev, dev_priv->hw_status_page);
- /* Need to rewrite hardware status page */
- I810_WRITE(0x02080, 0x1ffff000);
- }
- DRM(free)(dev->dev_private, sizeof(drm_i810_private_t),
- DRM_MEM_DRIVER);
- dev->dev_private = NULL;
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- DRM(ioremapfree)(buf_priv->kernel_virtual, buf->total);
- }
- }
- return 0;
-}
-
-static int i810_wait_ring(drm_device_t *dev, int n)
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
- int iters = 0;
- unsigned long end;
- unsigned int last_head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
-
- end = jiffies + (HZ*3);
- while (ring->space < n) {
- int i;
-
- ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
-
- if (ring->head != last_head)
- end = jiffies + (HZ*3);
-
- iters++;
- if((signed)(end - jiffies) <= 0) {
- DRM_ERROR("space: %d wanted %d\n", ring->space, n);
- DRM_ERROR("lockup\n");
- goto out_wait_ring;
- }
-
- for (i = 0 ; i < 2000 ; i++) ;
- }
-
-out_wait_ring:
- return iters;
-}
-
-static void i810_kernel_lost_context(drm_device_t *dev)
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_ring_buffer_t *ring = &(dev_priv->ring);
-
- ring->head = I810_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->tail = I810_READ(LP_RING + RING_TAIL);
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
-}
-
-static int i810_freelist_init(drm_device_t *dev, drm_i810_private_t *dev_priv)
-{
- drm_device_dma_t *dma = dev->dma;
- int my_idx = 24;
- u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx);
- int i;
-
- if(dma->buf_count > 1019) {
- /* Not enough space in the status page for the freelist */
- return DRM_ERR(EINVAL);
- }
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
- buf_priv->in_use = hw_status++;
- buf_priv->my_use_idx = my_idx;
- my_idx += 4;
-
- *buf_priv->in_use = I810_BUF_FREE;
-
- buf_priv->kernel_virtual = DRM(ioremap)(buf->bus_address,
- buf->total);
- }
- return 0;
-}
-
-static int i810_dma_initialize(drm_device_t *dev,
- drm_i810_private_t *dev_priv,
- drm_i810_init_t *init)
-{
- drm_map_list_entry_t *listentry;
-
- memset(dev_priv, 0, sizeof(drm_i810_private_t));
-
- TAILQ_FOREACH(listentry, dev->maplist, link) {
- drm_map_t *map = listentry->map;
- if (map->type == _DRM_SHM &&
- map->flags & _DRM_CONTAINS_LOCK) {
- dev_priv->sarea = map;
- break;
- }
- }
-
- if(!dev_priv->sarea_map) {
- dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not find sarea!\n");
- return DRM_ERR(EINVAL);
- }
- DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset );
- if(!dev_priv->mmio_map) {
- dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not find mmio map!\n");
- return DRM_ERR(EINVAL);
- }
- DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset );
- if(!dev_priv->buffer_map) {
- dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not find dma buffer map!\n");
- return DRM_ERR(EINVAL);
- }
-
- dev_priv->sarea_priv = (drm_i810_sarea_t *)
- ((u8 *)dev_priv->sarea_map->handle +
- init->sarea_priv_offset);
-
- atomic_set(&dev_priv->flush_done, 0);
- init_waitqueue_head(&dev_priv->flush_queue);
-
- dev_priv->ring.Start = init->ring_start;
- dev_priv->ring.End = init->ring_end;
- dev_priv->ring.Size = init->ring_size;
-
- dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base +
- init->ring_start,
- init->ring_size);
-
- if (dev_priv->ring.virtual_start == NULL) {
- dev->dev_private = (void *) dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("can not ioremap virtual address for"
- " ring buffer\n");
- return DRM_ERR(ENOMEM);
- }
-
- dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
-
- dev_priv->w = init->w;
- dev_priv->h = init->h;
- dev_priv->pitch = init->pitch;
- dev_priv->back_offset = init->back_offset;
- dev_priv->depth_offset = init->depth_offset;
-
- dev_priv->front_di1 = init->front_offset | init->pitch_bits;
- dev_priv->back_di1 = init->back_offset | init->pitch_bits;
- dev_priv->zi1 = init->depth_offset | init->pitch_bits;
-
- /* Program Hardware Status Page */
- dev_priv->hw_status_page = i810_alloc_page(dev);
- if(dev_priv->hw_status_page == 0UL) {
- dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("Can not allocate hardware status page\n");
- return DRM_ERR(ENOMEM);
- }
- memset((void *) dev_priv->hw_status_page, 0, PAGE_SIZE);
- DRM_DEBUG("hw status page @ %lx\n", dev_priv->hw_status_page);
-
- I810_WRITE(0x02080, virt_to_bus((void *)dev_priv->hw_status_page));
- DRM_DEBUG("Enabled hardware status page\n");
-
- /* Now we need to init our freelist */
- if(i810_freelist_init(dev, dev_priv) != 0) {
- dev->dev_private = (void *)dev_priv;
- i810_dma_cleanup(dev);
- DRM_ERROR("Not enough space in the status page for"
- " the freelist\n");
- return DRM_ERR(ENOMEM);
- }
- dev->dev_private = (void *)dev_priv;
-
- return 0;
-}
-
-int i810_dma_init( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
- drm_i810_private_t *dev_priv;
- drm_i810_init_t init;
- int retcode = 0;
-
- DRM_COPY_FROM_USER_IOCTL( init, (drm_i810_init_t *) data, sizeof(init) );
-
- switch(init.func) {
- case I810_INIT_DMA:
- dev_priv = DRM(alloc)(sizeof(drm_i810_private_t),
- DRM_MEM_DRIVER);
- if(dev_priv == NULL) return DRM_ERR(ENOMEM);
- retcode = i810_dma_initialize(dev, dev_priv, &init);
- break;
- case I810_CLEANUP_DMA:
- retcode = i810_dma_cleanup(dev);
- break;
- default:
- retcode = -EINVAL;
- break;
- }
-
- return DRM_ERR(retcode);
-}
-
-
-
-/* Most efficient way to verify state for the i810 is as it is
- * emitted. Non-conformant state is silently dropped.
- *
- * Use 'volatile' & local var tmp to force the emitted values to be
- * identical to the verified ones.
- */
-static void i810EmitContextVerified( drm_device_t *dev,
- volatile unsigned int *code )
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- int i, j = 0;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( I810_CTX_SETUP_SIZE );
-
- OUT_RING( GFX_OP_COLOR_FACTOR );
- OUT_RING( code[I810_CTXREG_CF1] );
-
- OUT_RING( GFX_OP_STIPPLE );
- OUT_RING( code[I810_CTXREG_ST1] );
-
- for ( i = 4 ; i < I810_CTX_SETUP_SIZE ; i++ ) {
- tmp = code[i];
-
- if ((tmp & (7<<29)) == (3<<29) &&
- (tmp & (0x1f<<24)) < (0x1d<<24))
- {
- OUT_RING( tmp );
- j++;
- }
- }
-
- if (j & 1)
- OUT_RING( 0 );
-
- ADVANCE_LP_RING();
-}
-
-static void i810EmitTexVerified( drm_device_t *dev,
- volatile unsigned int *code )
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- int i, j = 0;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( I810_TEX_SETUP_SIZE );
-
- OUT_RING( GFX_OP_MAP_INFO );
- OUT_RING( code[I810_TEXREG_MI1] );
- OUT_RING( code[I810_TEXREG_MI2] );
- OUT_RING( code[I810_TEXREG_MI3] );
-
- for ( i = 4 ; i < I810_TEX_SETUP_SIZE ; i++ ) {
- tmp = code[i];
-
- if ((tmp & (7<<29)) == (3<<29) &&
- (tmp & (0x1f<<24)) < (0x1d<<24))
- {
- OUT_RING( tmp );
- j++;
- }
- }
-
- if (j & 1)
- OUT_RING( 0 );
-
- ADVANCE_LP_RING();
-}
-
-
-/* Need to do some additional checking when setting the dest buffer.
- */
-static void i810EmitDestVerified( drm_device_t *dev,
- volatile unsigned int *code )
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( I810_DEST_SETUP_SIZE + 2 );
-
- tmp = code[I810_DESTREG_DI1];
- if (tmp == dev_priv->front_di1 || tmp == dev_priv->back_di1) {
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( tmp );
- } else
- DRM_DEBUG("bad di1 %x (allow %x or %x)\n",
- tmp, dev_priv->front_di1, dev_priv->back_di1);
-
- /* invarient:
- */
- OUT_RING( CMD_OP_Z_BUFFER_INFO );
- OUT_RING( dev_priv->zi1 );
-
- OUT_RING( GFX_OP_DESTBUFFER_VARS );
- OUT_RING( code[I810_DESTREG_DV1] );
-
- OUT_RING( GFX_OP_DRAWRECT_INFO );
- OUT_RING( code[I810_DESTREG_DR1] );
- OUT_RING( code[I810_DESTREG_DR2] );
- OUT_RING( code[I810_DESTREG_DR3] );
- OUT_RING( code[I810_DESTREG_DR4] );
- OUT_RING( 0 );
-
- ADVANCE_LP_RING();
-}
-
-
-
-static void i810EmitState( drm_device_t *dev )
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
- unsigned int dirty = sarea_priv->dirty;
-
- if (dirty & I810_UPLOAD_BUFFERS) {
- i810EmitDestVerified( dev, sarea_priv->BufferState );
- sarea_priv->dirty &= ~I810_UPLOAD_BUFFERS;
- }
-
- if (dirty & I810_UPLOAD_CTX) {
- i810EmitContextVerified( dev, sarea_priv->ContextState );
- sarea_priv->dirty &= ~I810_UPLOAD_CTX;
- }
-
- if (dirty & I810_UPLOAD_TEX0) {
- i810EmitTexVerified( dev, sarea_priv->TexState[0] );
- sarea_priv->dirty &= ~I810_UPLOAD_TEX0;
- }
-
- if (dirty & I810_UPLOAD_TEX1) {
- i810EmitTexVerified( dev, sarea_priv->TexState[1] );
- sarea_priv->dirty &= ~I810_UPLOAD_TEX1;
- }
-}
-
-
-
-/* need to verify
- */
-static void i810_dma_dispatch_clear( drm_device_t *dev, int flags,
- unsigned int clear_color,
- unsigned int clear_zval )
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- drm_clip_rect_t *pbox = sarea_priv->boxes;
- int pitch = dev_priv->pitch;
- int cpp = 2;
- int i;
- RING_LOCALS;
-
- i810_kernel_lost_context(dev);
-
- if (nbox > I810_NR_SAREA_CLIPRECTS)
- nbox = I810_NR_SAREA_CLIPRECTS;
-
- for (i = 0 ; i < nbox ; i++, pbox++) {
- unsigned int x = pbox->x1;
- unsigned int y = pbox->y1;
- unsigned int width = (pbox->x2 - x) * cpp;
- unsigned int height = pbox->y2 - y;
- unsigned int start = y * pitch + x * cpp;
-
- if (pbox->x1 > pbox->x2 ||
- pbox->y1 > pbox->y2 ||
- pbox->x2 > dev_priv->w ||
- pbox->y2 > dev_priv->h)
- continue;
-
- if ( flags & I810_FRONT ) {
- DRM_DEBUG("clear front\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT |
- BR00_OP_COLOR_BLT | 0x3 );
- OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch );
- OUT_RING( (height << 16) | width );
- OUT_RING( start );
- OUT_RING( clear_color );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
- }
-
- if ( flags & I810_BACK ) {
- DRM_DEBUG("clear back\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT |
- BR00_OP_COLOR_BLT | 0x3 );
- OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch );
- OUT_RING( (height << 16) | width );
- OUT_RING( dev_priv->back_offset + start );
- OUT_RING( clear_color );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
- }
-
- if ( flags & I810_DEPTH ) {
- DRM_DEBUG("clear depth\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT |
- BR00_OP_COLOR_BLT | 0x3 );
- OUT_RING( BR13_SOLID_PATTERN | (0xF0 << 16) | pitch );
- OUT_RING( (height << 16) | width );
- OUT_RING( dev_priv->depth_offset + start );
- OUT_RING( clear_zval );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
- }
- }
-}
-
-static void i810_dma_dispatch_swap( drm_device_t *dev )
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- drm_clip_rect_t *pbox = sarea_priv->boxes;
- int pitch = dev_priv->pitch;
- int cpp = 2;
- int ofs = dev_priv->back_offset;
- int i;
- RING_LOCALS;
-
- DRM_DEBUG("swapbuffers\n");
-
- i810_kernel_lost_context(dev);
-
- if (nbox > I810_NR_SAREA_CLIPRECTS)
- nbox = I810_NR_SAREA_CLIPRECTS;
-
- for (i = 0 ; i < nbox; i++, pbox++)
- {
- unsigned int w = pbox->x2 - pbox->x1;
- unsigned int h = pbox->y2 - pbox->y1;
- unsigned int dst = pbox->x1*cpp + pbox->y1*pitch;
- unsigned int start = ofs + dst;
-
- if (pbox->x1 > pbox->x2 ||
- pbox->y1 > pbox->y2 ||
- pbox->x2 > dev_priv->w ||
- pbox->y2 > dev_priv->h)
- continue;
-
- DRM_DEBUG("dispatch swap %d,%d-%d,%d!\n",
- pbox[i].x1, pbox[i].y1,
- pbox[i].x2, pbox[i].y2);
-
- BEGIN_LP_RING( 6 );
- OUT_RING( BR00_BITBLT_CLIENT | BR00_OP_SRC_COPY_BLT | 0x4 );
- OUT_RING( pitch | (0xCC << 16));
- OUT_RING( (h << 16) | (w * cpp));
- OUT_RING( dst );
- OUT_RING( pitch );
- OUT_RING( start );
- ADVANCE_LP_RING();
- }
-}
-
-
-static void i810_dma_dispatch_vertex(drm_device_t *dev,
- drm_buf_t *buf,
- int discard,
- int used)
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
- drm_i810_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_clip_rect_t *box = sarea_priv->boxes;
- int nbox = sarea_priv->nbox;
- unsigned long address = (unsigned long)buf->bus_address;
- unsigned long start = address - dev->agp->base;
- int i = 0;
- char failed;
- RING_LOCALS;
-
- i810_kernel_lost_context(dev);
-
- if (nbox > I810_NR_SAREA_CLIPRECTS)
- nbox = I810_NR_SAREA_CLIPRECTS;
-
- if (discard) {
- _DRM_CAS(buf_priv->in_use, I810_BUF_CLIENT,
- I810_BUF_HARDWARE, failed);
- if (failed)
- DRM_DEBUG("xxxx 2\n");
- }
-
- if (used > 4*1024)
- used = 0;
-
- if (sarea_priv->dirty)
- i810EmitState( dev );
-
- DRM_DEBUG("dispatch vertex addr 0x%lx, used 0x%x nbox %d\n",
- address, used, nbox);
-
- dev_priv->counter++;
- DRM_DEBUG( "dispatch counter : %ld\n", dev_priv->counter);
- DRM_DEBUG( "i810_dma_dispatch\n");
- DRM_DEBUG( "start : %lx\n", start);
- DRM_DEBUG( "used : %d\n", used);
- DRM_DEBUG( "start + used - 4 : %ld\n", start + used - 4);
-
- if (buf_priv->currently_mapped == I810_BUF_MAPPED) {
- *(u32 *)buf_priv->virtual = (GFX_OP_PRIMITIVE |
- sarea_priv->vertex_prim |
- ((used/4)-2));
-
- if (used & 4) {
- *(u32 *)((u32)buf_priv->virtual + used) = 0;
- used += 4;
- }
-
- i810_unmap_buffer(buf);
- }
-
- if (used) {
- do {
- if (i < nbox) {
- BEGIN_LP_RING(4);
- OUT_RING( GFX_OP_SCISSOR | SC_UPDATE_SCISSOR |
- SC_ENABLE );
- OUT_RING( GFX_OP_SCISSOR_INFO );
- OUT_RING( box[i].x1 | (box[i].y1<<16) );
- OUT_RING( (box[i].x2-1) | ((box[i].y2-1)<<16) );
- ADVANCE_LP_RING();
- }
-
- BEGIN_LP_RING(4);
- OUT_RING( CMD_OP_BATCH_BUFFER );
- OUT_RING( start | BB1_PROTECTED );
- OUT_RING( start + used - 4 );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
-
- } while (++i < nbox);
- }
-
- BEGIN_LP_RING(10);
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( 20 );
- OUT_RING( dev_priv->counter );
- OUT_RING( 0 );
-
- if (discard) {
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( buf_priv->my_use_idx );
- OUT_RING( I810_BUF_FREE );
- OUT_RING( 0 );
- }
-
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
-}
-
-
-/* Interrupts are only for flushing */
-void i810_dma_service(int irq, void *device, struct pt_regs *regs)
-{
- drm_device_t *dev = (drm_device_t *)device;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u16 temp;
-
- atomic_inc(&dev->counts[_DRM_STAT_IRQ]);
- temp = I810_READ16(I810REG_INT_IDENTITY_R);
- temp = temp & ~(0x6000);
- if(temp != 0) I810_WRITE16(I810REG_INT_IDENTITY_R,
- temp); /* Clear all interrupts */
- else
- return;
-
- queue_task(&dev->tq, &tq_immediate);
- mark_bh(IMMEDIATE_BH);
-}
-
-void i810_dma_immediate_bh(void *device)
-{
- drm_device_t *dev = (drm_device_t *) device;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
-
- atomic_set(&dev_priv->flush_done, 1);
- DRM_WAKEUP_INT(&dev_priv->flush_queue);
-}
-
-static inline void i810_dma_emit_flush(drm_device_t *dev)
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
-
- i810_kernel_lost_context(dev);
-
- BEGIN_LP_RING(2);
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( GFX_OP_USER_INTERRUPT );
- ADVANCE_LP_RING();
-
-/* i810_wait_ring( dev, dev_priv->ring.Size - 8 ); */
-/* atomic_set(&dev_priv->flush_done, 1); */
-/* DRM_WAKEUP_INT(&dev_priv->flush_queue); */
-}
-
-static inline void i810_dma_quiescent_emit(drm_device_t *dev)
-{
- drm_i810_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
-
- i810_kernel_lost_context(dev);
-
- BEGIN_LP_RING(4);
- OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- OUT_RING( GFX_OP_USER_INTERRUPT );
- ADVANCE_LP_RING();
-
-/* i810_wait_ring( dev, dev_priv->ring.Size - 8 ); */
-/* atomic_set(&dev_priv->flush_done, 1); */
-/* DRM_WAKEUP_INT(&dev_priv->flush_queue); */
-}
-
-void i810_dma_quiescent(drm_device_t *dev)
-{
- DECLARE_WAITQUEUE(entry, current);
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- unsigned long end;
-
- if(dev_priv == NULL) {
- return;
- }
- atomic_set(&dev_priv->flush_done, 0);
- add_wait_queue(&dev_priv->flush_queue, &entry);
- end = jiffies + (HZ*3);
-
- for (;;) {
- current->state = TASK_INTERRUPTIBLE;
- i810_dma_quiescent_emit(dev);
- if (atomic_read(&dev_priv->flush_done) == 1) break;
- if((signed)(end - jiffies) <= 0) {
- DRM_ERROR("lockup\n");
- break;
- }
- schedule_timeout(HZ*3);
- if (signal_pending(current)) {
- break;
- }
- }
-
- current->state = TASK_RUNNING;
- remove_wait_queue(&dev_priv->flush_queue, &entry);
-
- return;
-}
-
-static int i810_flush_queue(drm_device_t *dev)
-{
- DECLARE_WAITQUEUE(entry, current);
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- drm_device_dma_t *dma = dev->dma;
- unsigned long end;
- int i, ret = 0;
-
- if(dev_priv == NULL) {
- return 0;
- }
- atomic_set(&dev_priv->flush_done, 0);
- add_wait_queue(&dev_priv->flush_queue, &entry);
- end = jiffies + (HZ*3);
- for (;;) {
- current->state = TASK_INTERRUPTIBLE;
- i810_dma_emit_flush(dev);
- if (atomic_read(&dev_priv->flush_done) == 1) break;
- if((signed)(end - jiffies) <= 0) {
- DRM_ERROR("lockup\n");
- break;
- }
- schedule_timeout(HZ*3);
- if (signal_pending(current)) {
- ret = -EINTR; /* Can't restart */
- break;
- }
- }
-
- current->state = TASK_RUNNING;
- remove_wait_queue(&dev_priv->flush_queue, &entry);
-
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
- char failed;
- _DRM_CAS(buf_priv->in_use, I810_BUF_HARDWARE,
- I810_BUF_FREE, failed);
-
- if (!failed)
- DRM_DEBUG("reclaimed from HARDWARE\n");
- if (used == I810_BUF_CLIENT)
- DRM_DEBUG("still on client HARDWARE\n");
- }
-
- return ret;
-}
-
-/* Must be called with the lock held */
-void i810_reclaim_buffers(drm_device_t *dev, pid_t pid)
-{
- drm_device_dma_t *dma = dev->dma;
- int i;
-
- if (!dma) return;
- if (!dev->dev_private) return;
- if (!dma->buflist) return;
-
- i810_flush_queue(dev);
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i810_buf_priv_t *buf_priv = buf->dev_private;
-
- if (buf->pid == pid && buf_priv) {
- char failed;
- _DRM_CAS(buf_priv->in_use, I810_BUF_CLIENT,
- I810_BUF_FREE, failed);
-
- if (!failed)
-
- DRM_DEBUG("reclaimed from client\n");
- if(buf_priv->currently_mapped == I810_BUF_MAPPED)
- buf_priv->currently_mapped = I810_BUF_UNMAPPED;
- }
- }
-}
-
-int i810_flush_ioctl( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
-
- DRM_DEBUG("i810_flush_ioctl\n");
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i810_flush_ioctl called without lock held\n");
- return DRM_ERR( EINVAL );
- }
-
- i810_flush_queue(dev);
- return 0;
-}
-
-
-int i810_dma_vertex( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
- drm_device_dma_t *dma = dev->dma;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
- drm_i810_vertex_t vertex;
-
- DRM_COPY_FROM_USER_IOCTL( vertex, (drm_i810_vertex_t *) data, sizeof(vertex) );
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i810_dma_vertex called without lock held\n");
- return DRM_ERR( EINVAL );
- }
-
- DRM_DEBUG("i810 dma vertex, idx %d used %d discard %d\n",
- vertex.idx, vertex.used, vertex.discard);
-
- if(vertex.idx < 0 || vertex.idx > dma->buf_count) return DRM_ERR(EINVAL);
-
- i810_dma_dispatch_vertex( dev,
- dma->buflist[ vertex.idx ],
- vertex.discard, vertex.used );
-
- atomic_add(vertex.used, &dev->counts[_DRM_STAT_SECONDARY]);
- atomic_inc(&dev->counts[_DRM_STAT_DMA]);
- sarea_priv->last_enqueue = dev_priv->counter-1;
- sarea_priv->last_dispatch = (int) hw_status[5];
-
- return 0;
-}
-
-
-
-int i810_clear_bufs( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
- drm_i810_clear_t clear;
-
- DRM_COPY_FROM_USER_IOCTL( clear, (drm_i810_clear_t *) data, sizeof(clear) );
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i810_clear_bufs called without lock held\n");
- return DRM_ERR( EINVAL );
- }
-
- /* GH: Someone's doing nasty things... */
- if (!dev->dev_private) {
- return DRM_ERR(EINVAL);
- }
-
- i810_dma_dispatch_clear( dev, clear.flags,
- clear.clear_color,
- clear.clear_depth );
- return 0;
-}
-
-int i810_swap_bufs( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
-
- DRM_DEBUG("i810_swap_bufs\n");
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i810_swap_buf called without lock held\n");
- return DRM_ERR( EINVAL );
- }
-
- i810_dma_dispatch_swap( dev );
- return 0;
-}
-
-int i810_getage( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
-
- sarea_priv->last_dispatch = (int) hw_status[5];
- return 0;
-}
-
-int i810_getbuf( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
- int retcode = 0;
- drm_i810_dma_t d;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
-
- DRM_DEBUG("getbuf\n");
- DRM_COPY_FROM_USER_IOCTL( d, (drm_i810_dma_t *) data, sizeof(d) );
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i810_dma called without lock held\n");
- return DRM_ERR( EINVAL );
- }
-
- d.granted = 0;
-
- retcode = i810_dma_get_buffer(dev, &d, filp);
-
- DRM_DEBUG("i810_dma: %d returning %d, granted = %d\n",
- DRM_CURRENTPID, retcode, d.granted);
-
- DRM_COPY_TO_USER_IOCTL( (drm_dma_t *) data, d, sizeof(d) );
- sarea_priv->last_dispatch = (int) hw_status[5];
-
- return DRM_ERR(retcode);
-}
-
-int i810_copybuf( DRM_IOCTL_ARGS )
-{
- DRM_DEVICE;
- drm_i810_copy_t d;
- drm_i810_private_t *dev_priv = (drm_i810_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i810_sarea_t *sarea_priv = (drm_i810_sarea_t *)
- dev_priv->sarea_priv;
- drm_buf_t *buf;
- drm_i810_buf_priv_t *buf_priv;
- drm_device_dma_t *dma = dev->dma;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i810_dma called without lock held\n");
- return DRM_ERR( EINVAL );
- }
-
- DRM_COPY_FROM_USER_IOCTL( d, (drm_i810_copy_t *) data, sizeof(d) );
-
- if(d.idx < 0 || d.idx > dma->buf_count) return DRM_ERR(EINVAL);
- buf = dma->buflist[ d.idx ];
- buf_priv = buf->dev_private;
- if (buf_priv->currently_mapped != I810_BUF_MAPPED) return DRM_ERR(EPERM);
- if(d.used < 0 || d.used > buf->total) return DRM_ERR(EINVAL);
-
- if (DRM_COPY_FROM_USER(buf_priv->virtual, d.address, d.used))
- return DRM_ERR( EFAULT );
-
- sarea_priv->last_dispatch = (int) hw_status[5];
-
- return 0;
-}
-
-int i810_docopy( DRM_IOCTL_ARGS )
-{
- if(VM_DONTCOPY == 0) return 1;
- return 0;
-}
+++ /dev/null
-#ifndef _I810_DRM_H_
-#define _I810_DRM_H_
-
-/* WARNING: These defines must be the same as what the Xserver uses.
- * if you change them, you must change the defines in the Xserver.
- */
-
-#ifndef _I810_DEFINES_
-#define _I810_DEFINES_
-
-#define I810_DMA_BUF_ORDER 12
-#define I810_DMA_BUF_SZ (1<<I810_DMA_BUF_ORDER)
-#define I810_DMA_BUF_NR 256
-#define I810_NR_SAREA_CLIPRECTS 8
-
-/* Each region is a minimum of 64k, and there are at most 64 of them.
- */
-#define I810_NR_TEX_REGIONS 64
-#define I810_LOG_MIN_TEX_REGION_SIZE 16
-#endif
-
-#define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */
-#define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */
-#define I810_UPLOAD_CTX 0x4
-#define I810_UPLOAD_BUFFERS 0x8
-#define I810_UPLOAD_TEX0 0x10
-#define I810_UPLOAD_TEX1 0x20
-#define I810_UPLOAD_CLIPRECTS 0x40
-
-
-/* Indices into buf.Setup where various bits of state are mirrored per
- * context and per buffer. These can be fired at the card as a unit,
- * or in a piecewise fashion as required.
- */
-
-/* Destbuffer state
- * - backbuffer linear offset and pitch -- invarient in the current dri
- * - zbuffer linear offset and pitch -- also invarient
- * - drawing origin in back and depth buffers.
- *
- * Keep the depth/back buffer state here to acommodate private buffers
- * in the future.
- */
-#define I810_DESTREG_DI0 0 /* CMD_OP_DESTBUFFER_INFO (2 dwords) */
-#define I810_DESTREG_DI1 1
-#define I810_DESTREG_DV0 2 /* GFX_OP_DESTBUFFER_VARS (2 dwords) */
-#define I810_DESTREG_DV1 3
-#define I810_DESTREG_DR0 4 /* GFX_OP_DRAWRECT_INFO (4 dwords) */
-#define I810_DESTREG_DR1 5
-#define I810_DESTREG_DR2 6
-#define I810_DESTREG_DR3 7
-#define I810_DESTREG_DR4 8
-#define I810_DEST_SETUP_SIZE 10
-
-/* Context state
- */
-#define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */
-#define I810_CTXREG_CF1 1
-#define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */
-#define I810_CTXREG_ST1 3
-#define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */
-#define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */
-#define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */
-#define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */
-#define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */
-#define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */
-#define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */
-#define I810_CTXREG_MA2 11 /* GFX_OP_MAP_ALPHA_STAGES - stage 2 */
-#define I810_CTXREG_SDM 12 /* GFX_OP_SRC_DEST_MONO */
-#define I810_CTXREG_FOG 13 /* GFX_OP_FOG_COLOR */
-#define I810_CTXREG_B1 14 /* GFX_OP_BOOL_1 */
-#define I810_CTXREG_B2 15 /* GFX_OP_BOOL_2 */
-#define I810_CTXREG_LCS 16 /* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */
-#define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */
-#define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */
-#define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */
-#define I810_CTX_SETUP_SIZE 20
-
-/* Texture state (per tex unit)
- */
-#define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */
-#define I810_TEXREG_MI1 1
-#define I810_TEXREG_MI2 2
-#define I810_TEXREG_MI3 3
-#define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */
-#define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */
-#define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */
-#define I810_TEXREG_MCS 7 /* GFX_OP_MAP_COORD_SETS ??? */
-#define I810_TEX_SETUP_SIZE 8
-
-#define I810_FRONT 0x1
-#define I810_BACK 0x2
-#define I810_DEPTH 0x4
-
-
-typedef struct _drm_i810_init {
- enum {
- I810_INIT_DMA = 0x01,
- I810_CLEANUP_DMA = 0x02
- } func;
-#if CONFIG_XFREE86_VERSION < XFREE86_VERSION(4,1,0,0)
- int ring_map_idx;
- int buffer_map_idx;
-#else
- unsigned int mmio_offset;
- unsigned int buffers_offset;
-#endif
- int sarea_priv_offset;
- unsigned int ring_start;
- unsigned int ring_end;
- unsigned int ring_size;
- unsigned int front_offset;
- unsigned int back_offset;
- unsigned int depth_offset;
- unsigned int overlay_offset;
- unsigned int overlay_physical;
- unsigned int w;
- unsigned int h;
- unsigned int pitch;
- unsigned int pitch_bits;
-} drm_i810_init_t;
-
-/* Warning: If you change the SAREA structure you must change the Xserver
- * structure as well */
-
-typedef struct _drm_i810_tex_region {
- unsigned char next, prev; /* indices to form a circular LRU */
- unsigned char in_use; /* owned by a client, or free? */
- int age; /* tracked by clients to update local LRU's */
-} drm_i810_tex_region_t;
-
-typedef struct _drm_i810_sarea {
- unsigned int ContextState[I810_CTX_SETUP_SIZE];
- unsigned int BufferState[I810_DEST_SETUP_SIZE];
- unsigned int TexState[2][I810_TEX_SETUP_SIZE];
- unsigned int dirty;
-
- unsigned int nbox;
- drm_clip_rect_t boxes[I810_NR_SAREA_CLIPRECTS];
-
- /* Maintain an LRU of contiguous regions of texture space. If
- * you think you own a region of texture memory, and it has an
- * age different to the one you set, then you are mistaken and
- * it has been stolen by another client. If global texAge
- * hasn't changed, there is no need to walk the list.
- *
- * These regions can be used as a proxy for the fine-grained
- * texture information of other clients - by maintaining them
- * in the same lru which is used to age their own textures,
- * clients have an approximate lru for the whole of global
- * texture space, and can make informed decisions as to which
- * areas to kick out. There is no need to choose whether to
- * kick out your own texture or someone else's - simply eject
- * them all in LRU order.
- */
-
- drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS+1];
- /* Last elt is sentinal */
- int texAge; /* last time texture was uploaded */
- int last_enqueue; /* last time a buffer was enqueued */
- int last_dispatch; /* age of the most recently dispatched buffer */
- int last_quiescent; /* */
- int ctxOwner; /* last context to upload state */
-
- int vertex_prim;
-
-} drm_i810_sarea_t;
-
-/* WARNING: If you change any of these defines, make sure to change the
- * defines in the Xserver file (xf86drmMga.h)
- */
-
-/* i810 specific ioctls
- * The device specific ioctl range is 0x40 to 0x79.
- */
-#define DRM_IOCTL_I810_INIT DRM_IOW( 0x40, drm_i810_init_t)
-#define DRM_IOCTL_I810_VERTEX DRM_IOW( 0x41, drm_i810_vertex_t)
-#define DRM_IOCTL_I810_CLEAR DRM_IOW( 0x42, drm_i810_clear_t)
-#define DRM_IOCTL_I810_FLUSH DRM_IO( 0x43)
-#define DRM_IOCTL_I810_GETAGE DRM_IO( 0x44)
-#define DRM_IOCTL_I810_GETBUF DRM_IOWR(0x45, drm_i810_dma_t)
-#define DRM_IOCTL_I810_SWAP DRM_IO( 0x46)
-#define DRM_IOCTL_I810_COPY DRM_IOW( 0x47, drm_i810_copy_t)
-#define DRM_IOCTL_I810_DOCOPY DRM_IO( 0x48)
-#define DRM_IOCTL_I810_OV0INFO DRM_IOR( 0x49, drm_i810_overlay_t)
-#define DRM_IOCTL_I810_FSTATUS DRM_IO ( 0x4a)
-#define DRM_IOCTL_I810_OV0FLIP DRM_IO ( 0x4b)
-#define DRM_IOCTL_I810_MC DRM_IOW( 0x4c, drm_i810_mc_t)
-#define DRM_IOCTL_I810_RSTATUS DRM_IO ( 0x4d )
-
-typedef struct _drm_i810_clear {
- int clear_color;
- int clear_depth;
- int flags;
-} drm_i810_clear_t;
-
-/* These may be placeholders if we have more cliprects than
- * I810_NR_SAREA_CLIPRECTS. In that case, the client sets discard to
- * false, indicating that the buffer will be dispatched again with a
- * new set of cliprects.
- */
-typedef struct _drm_i810_vertex {
- int idx; /* buffer index */
- int used; /* nr bytes in use */
- int discard; /* client is finished with the buffer? */
-} drm_i810_vertex_t;
-
-typedef struct _drm_i810_copy_t {
- int idx; /* buffer index */
- int used; /* nr bytes in use */
- void *address; /* Address to copy from */
-} drm_i810_copy_t;
-
-typedef struct drm_i810_dma {
- void *virtual;
- int request_idx;
- int request_size;
- int granted;
-} drm_i810_dma_t;
-
-#endif /* _I810_DRM_H_ */
+++ /dev/null
-/* i810_drv.c -- I810 driver -*- linux-c -*-
- * Created: Mon Dec 13 01:56:22 1999 by jhartmann@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * 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:
- * Rickard E. (Rik) Faith <faith@valinux.com>
- * Jeff Hartmann <jhartmann@valinux.com>
- * Gareth Hughes <gareth@valinux.com>
- */
-
-
-#include <sys/types.h>
-#include <sys/bus.h>
-#include <pci/pcivar.h>
-
-#include "i810.h"
-#include "drmP.h"
-#include "drm.h"
-#include "i810_drm.h"
-#include "i810_drv.h"
-
-#define DRIVER_AUTHOR "VA Linux Systems Inc."
-
-#define DRIVER_NAME "i810"
-#define DRIVER_DESC "Intel i810"
-#define DRIVER_DATE "20010616"
-
-#define DRIVER_MAJOR 1
-#define DRIVER_MINOR 2
-#define DRIVER_PATCHLEVEL 0
-
-/* Device IDs unknown. Can someone help? anholt@teleport.com */
-drm_chipinfo_t DRM(devicelist)[] = {
- {0, 0, 0, NULL}
-};
-
-#define DRIVER_IOCTLS \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_INIT)] = { i810_dma_init, 1, 1 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_VERTEX)] = { i810_dma_vertex, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_CLEAR)] = { i810_clear_bufs, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_FLUSH)] = { i810_flush_ioctl, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_GETAGE)] = { i810_getage, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_GETBUF)] = { i810_getbuf, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_SWAP)] = { i810_swap_bufs, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_COPY)] = { i810_copybuf, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I810_DOCOPY)] = { i810_docopy, 1, 0 },
-
-
-#define __HAVE_COUNTERS 4
-#define __HAVE_COUNTER6 _DRM_STAT_IRQ
-#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY
-#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY
-#define __HAVE_COUNTER9 _DRM_STAT_DMA
-
-
-#include "drm_agpsupport.h"
-#include "drm_auth.h"
-#include "drm_bufs.h"
-#include "drm_context.h"
-#include "drm_dma.h"
-#include "drm_drawable.h"
-#include "drm_drv.h"
-
-
-#include "drm_fops.h"
-#include "drm_init.h"
-#include "drm_ioctl.h"
-#include "drm_lock.h"
-#include "drm_lists.h"
-#include "drm_memory.h"
-#include "drm_vm.h"
-#include "drm_sysctl.h"
-
-DRIVER_MODULE(i810, pci, i810_driver, i810_devclass, 0, 0);
+++ /dev/null
-/* i810_drv.h -- Private header for the Matrox g200/g400 driver -*- linux-c -*-
- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * 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
- * PRECISION INSIGHT 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: Rickard E. (Rik) Faith <faith@valinux.com>
- * Jeff Hartmann <jhartmann@valinux.com>
- *
- */
-
-#ifndef _I810_DRV_H_
-#define _I810_DRV_H_
-
-typedef struct drm_i810_buf_priv {
- u32 *in_use;
- int my_use_idx;
- int currently_mapped;
- void *virtual;
- void *kernel_virtual;
- int map_count;
- struct vm_area_struct *vma;
-} drm_i810_buf_priv_t;
-
-typedef struct _drm_i810_ring_buffer{
- int tail_mask;
- unsigned long Start;
- unsigned long End;
- unsigned long Size;
- u8 *virtual_start;
- int head;
- int tail;
- int space;
-} drm_i810_ring_buffer_t;
-
-typedef struct drm_i810_private {
- drm_map_t *sarea_map;
- drm_map_t *buffer_map;
- drm_map_t *mmio_map;
-
- drm_i810_sarea_t *sarea_priv;
- drm_i810_ring_buffer_t ring;
-
- unsigned long hw_status_page;
- unsigned long counter;
-
- atomic_t flush_done;
- wait_queue_head_t flush_queue; /* Processes waiting until flush */
- drm_buf_t *mmap_buffer;
-
-
- u32 front_di1, back_di1, zi1;
-
- int back_offset;
- int depth_offset;
- int w, h;
- int pitch;
-} drm_i810_private_t;
-
- /* i810_dma.c */
-extern int i810_dma_schedule(drm_device_t *dev, int locked);
-extern int i810_getbuf( DRM_IOCTL_ARGS );
-extern int i810_dma_init( DRM_IOCTL_ARGS );
-extern int i810_flush_ioctl( DRM_IOCTL_ARGS );
-extern int i810_getage( DRM_IOCTL_ARGS );
-extern int i810_mmap_buffers(struct file *filp, struct vm_area_struct *vma);
-extern int i810_copybuf( DRM_IOCTL_ARGS );
-extern int i810_docopy( DRM_IOCTL_ARGS );
-
-extern void i810_dma_quiescent(drm_device_t *dev);
-
-#define I810_VERBOSE 0
-
-
-int i810_dma_vertex( DRM_IOCTL_ARGS );
-int i810_swap_bufs( DRM_IOCTL_ARGS );
-int i810_clear_bufs( DRM_IOCTL_ARGS );
-
-#define I810_BASE(reg) ((unsigned long) \
- dev_priv->mmio_map->handle)
-#define I810_ADDR(reg) (I810_BASE(reg) + reg)
-#define I810_DEREF(reg) *(__volatile__ int *)I810_ADDR(reg)
-#define I810_READ(reg) I810_DEREF(reg)
-#define I810_WRITE(reg,val) do { I810_DEREF(reg) = val; } while (0)
-#define I810_DEREF16(reg) *(__volatile__ u16 *)I810_ADDR(reg)
-#define I810_READ16(reg) I810_DEREF16(reg)
-#define I810_WRITE16(reg,val) do { I810_DEREF16(reg) = val; } while (0)
-
-
-#define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
-#define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
-#define CMD_REPORT_HEAD (7<<23)
-#define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
-#define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
-
-#define INST_PARSER_CLIENT 0x00000000
-#define INST_OP_FLUSH 0x02000000
-#define INST_FLUSH_MAP_CACHE 0x00000001
-
-
-#define BB1_START_ADDR_MASK (~0x7)
-#define BB1_PROTECTED (1<<0)
-#define BB1_UNPROTECTED (0<<0)
-#define BB2_END_ADDR_MASK (~0x7)
-
-#define I810REG_HWSTAM 0x02098
-#define I810REG_INT_IDENTITY_R 0x020a4
-#define I810REG_INT_MASK_R 0x020a8
-#define I810REG_INT_ENABLE_R 0x020a0
-
-#define LP_RING 0x2030
-#define HP_RING 0x2040
-#define RING_TAIL 0x00
-#define TAIL_ADDR 0x000FFFF8
-#define RING_HEAD 0x04
-#define HEAD_WRAP_COUNT 0xFFE00000
-#define HEAD_WRAP_ONE 0x00200000
-#define HEAD_ADDR 0x001FFFFC
-#define RING_START 0x08
-#define START_ADDR 0x00FFFFF8
-#define RING_LEN 0x0C
-#define RING_NR_PAGES 0x000FF000
-#define RING_REPORT_MASK 0x00000006
-#define RING_REPORT_64K 0x00000002
-#define RING_REPORT_128K 0x00000004
-#define RING_NO_REPORT 0x00000000
-#define RING_VALID_MASK 0x00000001
-#define RING_VALID 0x00000001
-#define RING_INVALID 0x00000000
-
-#define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
-#define SC_UPDATE_SCISSOR (0x1<<1)
-#define SC_ENABLE_MASK (0x1<<0)
-#define SC_ENABLE (0x1<<0)
-
-#define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
-#define SCI_YMIN_MASK (0xffff<<16)
-#define SCI_XMIN_MASK (0xffff<<0)
-#define SCI_YMAX_MASK (0xffff<<16)
-#define SCI_XMAX_MASK (0xffff<<0)
-
-#define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
-#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
-#define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x2)
-#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
-#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
-#define GFX_OP_PRIMITIVE ((0x3<<29)|(0x1f<<24))
-
-#define CMD_OP_Z_BUFFER_INFO ((0x0<<29)|(0x16<<23))
-#define CMD_OP_DESTBUFFER_INFO ((0x0<<29)|(0x15<<23))
-
-#define BR00_BITBLT_CLIENT 0x40000000
-#define BR00_OP_COLOR_BLT 0x10000000
-#define BR00_OP_SRC_COPY_BLT 0x10C00000
-#define BR13_SOLID_PATTERN 0x80000000
-
-
-
-#endif
+++ /dev/null
-/* i830.h -- Intel I830 DRM template customization -*- linux-c -*-
- * Created: Thu Feb 15 00:01:12 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>
- */
-
-#ifndef __I830_H__
-#define __I830_H__
-
-/* This remains constant for all DRM template files.
- */
-#define DRM(x) i830_##x
-
-/* General customization:
- */
-#define __HAVE_AGP 1
-#define __MUST_HAVE_AGP 1
-#define __HAVE_MTRR 1
-#define __HAVE_CTX_BITMAP 1
-
-/* Driver customization:
- */
-#define __HAVE_RELEASE 1
-#define DRIVER_RELEASE() do { \
- i830_reclaim_buffers( dev, priv->pid ); \
-} while (0)
-
-/* DMA customization:
- */
-#define __HAVE_DMA 1
-#define __HAVE_DMA_QUEUE 1
-#define __HAVE_DMA_WAITLIST 1
-#define __HAVE_DMA_RECLAIM 1
-
-#define __HAVE_DMA_QUIESCENT 1
-#define DRIVER_DMA_QUIESCENT() do { \
- i830_dma_quiescent( dev ); \
-} while (0)
-
-#define __HAVE_DMA_IRQ 1
-#define __HAVE_DMA_IRQ_BH 1
-#define __HAVE_SHARED_IRQ 1
-#define DRIVER_PREINSTALL() do { \
- drm_i830_private_t *dev_priv = \
- (drm_i830_private_t *)dev->dev_private; \
- u16 tmp; \
- tmp = I830_READ16( I830REG_HWSTAM ); \
- tmp = tmp & 0x6000; \
- I830_WRITE16( I830REG_HWSTAM, tmp ); \
- \
- tmp = I830_READ16( I830REG_INT_MASK_R ); \
- tmp = tmp & 0x6000; /* Unmask interrupts */ \
- I830_WRITE16( I830REG_INT_MASK_R, tmp ); \
- tmp = I830_READ16( I830REG_INT_ENABLE_R ); \
- tmp = tmp & 0x6000; /* Disable all interrupts */ \
- I830_WRITE16( I830REG_INT_ENABLE_R, tmp ); \
-} while (0)
-
-#define DRIVER_POSTINSTALL() do { \
- drm_i830_private_t *dev_priv = \
- (drm_i830_private_t *)dev->dev_private; \
- u16 tmp; \
- tmp = I830_READ16( I830REG_INT_ENABLE_R ); \
- tmp = tmp & 0x6000; \
- tmp = tmp | 0x0003; /* Enable bp & user interrupts */ \
- I830_WRITE16( I830REG_INT_ENABLE_R, tmp ); \
-} while (0)
-
-#define DRIVER_UNINSTALL() do { \
- drm_i830_private_t *dev_priv = \
- (drm_i830_private_t *)dev->dev_private; \
- u16 tmp; \
- if ( dev_priv ) { \
- tmp = I830_READ16( I830REG_INT_IDENTITY_R ); \
- tmp = tmp & ~(0x6000); /* Clear all interrupts */ \
- if ( tmp != 0 ) \
- I830_WRITE16( I830REG_INT_IDENTITY_R, tmp ); \
- \
- tmp = I830_READ16( I830REG_INT_ENABLE_R ); \
- tmp = tmp & 0x6000; /* Disable all interrupts */ \
- I830_WRITE16( I830REG_INT_ENABLE_R, tmp ); \
- } \
-} while (0)
-
-/* Buffer customization:
- */
-
-#define DRIVER_BUF_PRIV_T drm_i830_buf_priv_t
-
-#define DRIVER_AGP_BUFFERS_MAP( dev ) \
- ((drm_i830_private_t *)((dev)->dev_private))->buffer_map
-
-#endif
+++ /dev/null
-# $FreeBSD$
-
-KMOD= i830
-NOMAN= YES
-SRCS= i830_drv.c i830_dma.c
-SRCS+= device_if.h bus_if.h pci_if.h opt_drm_linux.h
-CFLAGS+= ${DEBUG_FLAGS} -I. -I..
-
-@:
- ln -sf /sys @
-
-machine:
- ln -sf /sys/i386/include machine
-
-.if ${MACHINE_ARCH} == "i386"
-# This line enables linux ioctl handling
-# If you want support for this uncomment this line
-#I830_OPTS= "\#define DRM_LINUX" 1
-.endif
-
-opt_drm_linux.h:
- touch opt_drm_linux.h
- echo $(I830_OPTS) >> opt_drm_linux.h
-
-.include <bsd.kmod.mk>
+++ /dev/null
-/* i830_dma.c -- DMA support for the I830 -*- linux-c -*-
- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * 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
- * PRECISION INSIGHT 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: Rickard E. (Rik) Faith <faith@valinux.com>
- * Jeff Hartmann <jhartmann@valinux.com>
- * Keith Whitwell <keithw@valinux.com>
- * Abraham vd Merwe <abraham@2d3d.co.za>
- *
- */
-
-#define __NO_VERSION__
-#include "i830.h"
-#include "drmP.h"
-#include "drm.h"
-#include "i830_drm.h"
-#include "i830_drv.h"
-#include <linux/interrupt.h> /* For task queue support */
-
-/* in case we don't have a 2.3.99-pre6 kernel or later: */
-#ifndef VM_DONTCOPY
-#define VM_DONTCOPY 0
-#endif
-
-#define I830_BUF_FREE 2
-#define I830_BUF_CLIENT 1
-#define I830_BUF_HARDWARE 0
-
-#define I830_BUF_UNMAPPED 0
-#define I830_BUF_MAPPED 1
-
-#define RING_LOCALS unsigned int outring, ringmask; volatile char *virt;
-
-
-#define DO_IDLE_WORKAROUND() \
-do { \
- int _head; \
- int _tail; \
- int _i; \
- do { \
- _head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR; \
- _tail = I830_READ(LP_RING + RING_TAIL) & TAIL_ADDR; \
- for(_i = 0; _i < 65535; _i++); \
- } while(_head != _tail); \
-} while(0)
-
-#define I830_SYNC_WORKAROUND 0
-
-#define BEGIN_LP_RING(n) do { \
- if (I830_VERBOSE) \
- DRM_DEBUG("BEGIN_LP_RING(%d) in %s\n", \
- n, __FUNCTION__); \
- if (I830_SYNC_WORKAROUND) \
- DO_IDLE_WORKAROUND(); \
- if (dev_priv->ring.space < n*4) \
- i830_wait_ring(dev, n*4); \
- dev_priv->ring.space -= n*4; \
- outring = dev_priv->ring.tail; \
- ringmask = dev_priv->ring.tail_mask; \
- virt = dev_priv->ring.virtual_start; \
-} while (0)
-
-#define ADVANCE_LP_RING() do { \
- if (I830_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING\n"); \
- dev_priv->ring.tail = outring; \
- I830_WRITE(LP_RING + RING_TAIL, outring); \
-} while(0)
-
-#define OUT_RING(n) do { \
- if (I830_VERBOSE) DRM_DEBUG(" OUT_RING %x\n", (int)(n)); \
- *(volatile unsigned int *)(virt + outring) = n; \
- outring += 4; \
- outring &= ringmask; \
-} while (0)
-
-static inline void i830_print_status_page(drm_device_t *dev)
-{
- drm_device_dma_t *dma = dev->dma;
- drm_i830_private_t *dev_priv = dev->dev_private;
- u32 *temp = (u32 *)dev_priv->hw_status_page;
- int i;
-
- DRM_DEBUG( "hw_status: Interrupt Status : %x\n", temp[0]);
- DRM_DEBUG( "hw_status: LpRing Head ptr : %x\n", temp[1]);
- DRM_DEBUG( "hw_status: IRing Head ptr : %x\n", temp[2]);
- DRM_DEBUG( "hw_status: Reserved : %x\n", temp[3]);
- DRM_DEBUG( "hw_status: Driver Counter : %d\n", temp[5]);
- for(i = 9; i < dma->buf_count + 9; i++) {
- DRM_DEBUG( "buffer status idx : %d used: %d\n", i - 9, temp[i]);
- }
-}
-
-static drm_buf_t *i830_freelist_get(drm_device_t *dev)
-{
- drm_device_dma_t *dma = dev->dma;
- int i;
- int used;
-
- /* Linear search might not be the best solution */
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- /* In use is already a pointer */
- used = cmpxchg(buf_priv->in_use, I830_BUF_FREE,
- I830_BUF_CLIENT);
- if(used == I830_BUF_FREE) {
- return buf;
- }
- }
- return NULL;
-}
-
-/* This should only be called if the buffer is not sent to the hardware
- * yet, the hardware updates in use for us once its on the ring buffer.
- */
-
-static int i830_freelist_put(drm_device_t *dev, drm_buf_t *buf)
-{
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- int used;
-
- /* In use is already a pointer */
- used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT, I830_BUF_FREE);
- if(used != I830_BUF_CLIENT) {
- DRM_ERROR("Freeing buffer thats not in use : %d\n", buf->idx);
- return -EINVAL;
- }
-
- return 0;
-}
-
-static struct file_operations i830_buffer_fops = {
- open: DRM(open),
- flush: DRM(flush),
- release: DRM(release),
- ioctl: DRM(ioctl),
- mmap: i830_mmap_buffers,
- read: DRM(read),
- fasync: DRM(fasync),
- poll: DRM(poll),
-};
-
-int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev;
- drm_i830_private_t *dev_priv;
- drm_buf_t *buf;
- drm_i830_buf_priv_t *buf_priv;
-
- lock_kernel();
- dev = priv->dev;
- dev_priv = dev->dev_private;
- buf = dev_priv->mmap_buffer;
- buf_priv = buf->dev_private;
-
- vma->vm_flags |= (VM_IO | VM_DONTCOPY);
- vma->vm_file = filp;
-
- buf_priv->currently_mapped = I830_BUF_MAPPED;
- unlock_kernel();
-
- if (remap_page_range(vma->vm_start,
- VM_OFFSET(vma),
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot)) return -EAGAIN;
- return 0;
-}
-
-static int i830_map_buffer(drm_buf_t *buf, struct file *filp)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- drm_i830_private_t *dev_priv = dev->dev_private;
- struct file_operations *old_fops;
- int retcode = 0;
-
- if(buf_priv->currently_mapped == I830_BUF_MAPPED) return -EINVAL;
-
- if(VM_DONTCOPY != 0) {
-#if LINUX_VERSION_CODE <= 0x020402
- down( ¤t->mm->mmap_sem );
-#else
- down_write( ¤t->mm->mmap_sem );
-#endif
- old_fops = filp->f_op;
- filp->f_op = &i830_buffer_fops;
- dev_priv->mmap_buffer = buf;
- buf_priv->virtual = (void *)do_mmap(filp, 0, buf->total,
- PROT_READ|PROT_WRITE,
- MAP_SHARED,
- buf->bus_address);
- dev_priv->mmap_buffer = NULL;
- filp->f_op = old_fops;
- if ((unsigned long)buf_priv->virtual > -1024UL) {
- /* Real error */
- DRM_DEBUG("mmap error\n");
- retcode = (signed int)buf_priv->virtual;
- buf_priv->virtual = 0;
- }
-#if LINUX_VERSION_CODE <= 0x020402
- up( ¤t->mm->mmap_sem );
-#else
- up_write( ¤t->mm->mmap_sem );
-#endif
- } else {
- buf_priv->virtual = buf_priv->kernel_virtual;
- buf_priv->currently_mapped = I830_BUF_MAPPED;
- }
- return retcode;
-}
-
-static int i830_unmap_buffer(drm_buf_t *buf)
-{
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- int retcode = 0;
-
- if(VM_DONTCOPY != 0) {
- if(buf_priv->currently_mapped != I830_BUF_MAPPED)
- return -EINVAL;
-#if LINUX_VERSION_CODE <= 0x020402
- down( ¤t->mm->mmap_sem );
-#else
- down_write( ¤t->mm->mmap_sem );
-#endif
-#if LINUX_VERSION_CODE < 0x020399
- retcode = do_munmap((unsigned long)buf_priv->virtual,
- (size_t) buf->total);
-#else
- retcode = do_munmap(current->mm,
- (unsigned long)buf_priv->virtual,
- (size_t) buf->total);
-#endif
-#if LINUX_VERSION_CODE <= 0x020402
- up( ¤t->mm->mmap_sem );
-#else
- up_write( ¤t->mm->mmap_sem );
-#endif
- }
- buf_priv->currently_mapped = I830_BUF_UNMAPPED;
- buf_priv->virtual = 0;
-
- return retcode;
-}
-
-static int i830_dma_get_buffer(drm_device_t *dev, drm_i830_dma_t *d,
- struct file *filp)
-{
- drm_file_t *priv = filp->private_data;
- drm_buf_t *buf;
- drm_i830_buf_priv_t *buf_priv;
- int retcode = 0;
-
- buf = i830_freelist_get(dev);
- if (!buf) {
- retcode = -ENOMEM;
- DRM_DEBUG("retcode=%d\n", retcode);
- return retcode;
- }
-
- retcode = i830_map_buffer(buf, filp);
- if(retcode) {
- i830_freelist_put(dev, buf);
- DRM_DEBUG("mapbuf failed, retcode %d\n", retcode);
- return retcode;
- }
- buf->pid = priv->pid;
- buf_priv = buf->dev_private;
- d->granted = 1;
- d->request_idx = buf->idx;
- d->request_size = buf->total;
- d->virtual = buf_priv->virtual;
-
- return retcode;
-}
-
-static unsigned long i830_alloc_page(drm_device_t *dev)
-{
- unsigned long address;
-
- address = __get_free_page(GFP_KERNEL);
- if(address == 0UL)
- return 0;
-
- atomic_inc(&virt_to_page(address)->count);
- set_bit(PG_locked, &virt_to_page(address)->flags);
-
- return address;
-}
-
-static void i830_free_page(drm_device_t *dev, unsigned long page)
-{
- if(page == 0UL)
- return;
-
- atomic_dec(&virt_to_page(page)->count);
- clear_bit(PG_locked, &virt_to_page(page)->flags);
- wake_up(&virt_to_page(page)->wait);
- free_page(page);
- return;
-}
-
-static int i830_dma_cleanup(drm_device_t *dev)
-{
- drm_device_dma_t *dma = dev->dma;
-
- if(dev->dev_private) {
- int i;
- drm_i830_private_t *dev_priv =
- (drm_i830_private_t *) dev->dev_private;
-
- if(dev_priv->ring.virtual_start) {
- DRM(ioremapfree)((void *) dev_priv->ring.virtual_start,
- dev_priv->ring.Size);
- }
- if(dev_priv->hw_status_page != 0UL) {
- i830_free_page(dev, dev_priv->hw_status_page);
- /* Need to rewrite hardware status page */
- I830_WRITE(0x02080, 0x1ffff000);
- }
- DRM(free)(dev->dev_private, sizeof(drm_i830_private_t),
- DRM_MEM_DRIVER);
- dev->dev_private = NULL;
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- DRM(ioremapfree)(buf_priv->kernel_virtual, buf->total);
- }
- }
- return 0;
-}
-
-static int i830_wait_ring(drm_device_t *dev, int n)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_ring_buffer_t *ring = &(dev_priv->ring);
- int iters = 0;
- unsigned long end;
- unsigned int last_head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
-
- end = jiffies + (HZ*3);
- while (ring->space < n) {
- int i;
-
- ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
-
- if (ring->head != last_head) {
- end = jiffies + (HZ*3);
- last_head = ring->head;
- }
-
- iters++;
- if((signed)(end - jiffies) <= 0) {
- DRM_ERROR("space: %d wanted %d\n", ring->space, n);
- DRM_ERROR("lockup\n");
- goto out_wait_ring;
- }
-
- for (i = 0 ; i < 2000 ; i++) ;
- }
-
-out_wait_ring:
- return iters;
-}
-
-static void i830_kernel_lost_context(drm_device_t *dev)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_ring_buffer_t *ring = &(dev_priv->ring);
-
- ring->head = I830_READ(LP_RING + RING_HEAD) & HEAD_ADDR;
- ring->tail = I830_READ(LP_RING + RING_TAIL);
- ring->space = ring->head - (ring->tail+8);
- if (ring->space < 0) ring->space += ring->Size;
-}
-
-static int i830_freelist_init(drm_device_t *dev, drm_i830_private_t *dev_priv)
-{
- drm_device_dma_t *dma = dev->dma;
- int my_idx = 36;
- u32 *hw_status = (u32 *)(dev_priv->hw_status_page + my_idx);
- int i;
-
- if(dma->buf_count > 1019) {
- /* Not enough space in the status page for the freelist */
- return -EINVAL;
- }
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
-
- buf_priv->in_use = hw_status++;
- buf_priv->my_use_idx = my_idx;
- my_idx += 4;
-
- *buf_priv->in_use = I830_BUF_FREE;
-
- buf_priv->kernel_virtual = DRM(ioremap)(buf->bus_address,
- buf->total);
- }
- return 0;
-}
-
-static int i830_dma_initialize(drm_device_t *dev,
- drm_i830_private_t *dev_priv,
- drm_i830_init_t *init)
-{
- struct list_head *list;
-
- memset(dev_priv, 0, sizeof(drm_i830_private_t));
-
- list_for_each(list, &dev->maplist->head) {
- drm_map_list_t *r_list = (drm_map_list_t *)list;
- if( r_list->map &&
- r_list->map->type == _DRM_SHM &&
- r_list->map->flags & _DRM_CONTAINS_LOCK ) {
- dev_priv->sarea_map = r_list->map;
- break;
- }
- }
-
- if(!dev_priv->sarea_map) {
- dev->dev_private = (void *)dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("can not find sarea!\n");
- return -EINVAL;
- }
- DRM_FIND_MAP( dev_priv->mmio_map, init->mmio_offset );
- if(!dev_priv->mmio_map) {
- dev->dev_private = (void *)dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("can not find mmio map!\n");
- return -EINVAL;
- }
- DRM_FIND_MAP( dev_priv->buffer_map, init->buffers_offset );
- if(!dev_priv->buffer_map) {
- dev->dev_private = (void *)dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("can not find dma buffer map!\n");
- return -EINVAL;
- }
-
- dev_priv->sarea_priv = (drm_i830_sarea_t *)
- ((u8 *)dev_priv->sarea_map->handle +
- init->sarea_priv_offset);
-
- atomic_set(&dev_priv->flush_done, 0);
- init_waitqueue_head(&dev_priv->flush_queue);
-
- dev_priv->ring.Start = init->ring_start;
- dev_priv->ring.End = init->ring_end;
- dev_priv->ring.Size = init->ring_size;
-
- dev_priv->ring.virtual_start = DRM(ioremap)(dev->agp->base +
- init->ring_start,
- init->ring_size);
-
- if (dev_priv->ring.virtual_start == NULL) {
- dev->dev_private = (void *) dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("can not ioremap virtual address for"
- " ring buffer\n");
- return -ENOMEM;
- }
-
- dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
-
- dev_priv->w = init->w;
- dev_priv->h = init->h;
- dev_priv->pitch = init->pitch;
- dev_priv->back_offset = init->back_offset;
- dev_priv->depth_offset = init->depth_offset;
-
- dev_priv->front_di1 = init->front_offset | init->pitch_bits;
- dev_priv->back_di1 = init->back_offset | init->pitch_bits;
- dev_priv->zi1 = init->depth_offset | init->pitch_bits;
-
- dev_priv->cpp = init->cpp;
- /* We are using seperate values as placeholders for mechanisms for
- * private backbuffer/depthbuffer usage.
- */
-
- dev_priv->back_pitch = init->back_pitch;
- dev_priv->depth_pitch = init->depth_pitch;
-
- /* Program Hardware Status Page */
- dev_priv->hw_status_page = i830_alloc_page(dev);
- if(dev_priv->hw_status_page == 0UL) {
- dev->dev_private = (void *)dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("Can not allocate hardware status page\n");
- return -ENOMEM;
- }
- memset((void *) dev_priv->hw_status_page, 0, PAGE_SIZE);
- DRM_DEBUG("hw status page @ %lx\n", dev_priv->hw_status_page);
-
- I830_WRITE(0x02080, virt_to_bus((void *)dev_priv->hw_status_page));
- DRM_DEBUG("Enabled hardware status page\n");
-
- /* Now we need to init our freelist */
- if(i830_freelist_init(dev, dev_priv) != 0) {
- dev->dev_private = (void *)dev_priv;
- i830_dma_cleanup(dev);
- DRM_ERROR("Not enough space in the status page for"
- " the freelist\n");
- return -ENOMEM;
- }
- dev->dev_private = (void *)dev_priv;
-
- return 0;
-}
-
-int i830_dma_init(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_private_t *dev_priv;
- drm_i830_init_t init;
- int retcode = 0;
-
- if (copy_from_user(&init, (drm_i830_init_t *)arg, sizeof(init)))
- return -EFAULT;
-
- switch(init.func) {
- case I830_INIT_DMA:
- dev_priv = DRM(alloc)(sizeof(drm_i830_private_t),
- DRM_MEM_DRIVER);
- if(dev_priv == NULL) return -ENOMEM;
- retcode = i830_dma_initialize(dev, dev_priv, &init);
- break;
- case I830_CLEANUP_DMA:
- retcode = i830_dma_cleanup(dev);
- break;
- default:
- retcode = -EINVAL;
- break;
- }
-
- return retcode;
-}
-
-/* Most efficient way to verify state for the i830 is as it is
- * emitted. Non-conformant state is silently dropped.
- *
- * Use 'volatile' & local var tmp to force the emitted values to be
- * identical to the verified ones.
- */
-static void i830EmitContextVerified( drm_device_t *dev,
- volatile unsigned int *code )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- int i, j = 0;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( I830_CTX_SETUP_SIZE );
- for ( i = 0 ; i < I830_CTX_SETUP_SIZE ; i++ ) {
- tmp = code[i];
-
-#if 0
- if ((tmp & (7<<29)) == (3<<29) &&
- (tmp & (0x1f<<24)) < (0x1d<<24)) {
- OUT_RING( tmp );
- j++;
- } else {
- printk("Skipping %d\n", i);
- }
-#else
- OUT_RING( tmp );
- j++;
-#endif
- }
-
- if (j & 1)
- OUT_RING( 0 );
-
- ADVANCE_LP_RING();
-}
-
-static void i830EmitTexVerified( drm_device_t *dev,
- volatile unsigned int *code )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- int i, j = 0;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( I830_TEX_SETUP_SIZE );
-
- OUT_RING( GFX_OP_MAP_INFO );
- OUT_RING( code[I830_TEXREG_MI1] );
- OUT_RING( code[I830_TEXREG_MI2] );
- OUT_RING( code[I830_TEXREG_MI3] );
- OUT_RING( code[I830_TEXREG_MI4] );
- OUT_RING( code[I830_TEXREG_MI5] );
-
- for ( i = 6 ; i < I830_TEX_SETUP_SIZE ; i++ ) {
- tmp = code[i];
- OUT_RING( tmp );
- j++;
- }
-
- if (j & 1)
- OUT_RING( 0 );
-
- ADVANCE_LP_RING();
-}
-
-static void i830EmitTexBlendVerified( drm_device_t *dev,
- volatile unsigned int *code,
- volatile unsigned int num)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- int i, j = 0;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( num );
-
- for ( i = 0 ; i < num ; i++ ) {
- tmp = code[i];
- OUT_RING( tmp );
- j++;
- }
-
- if (j & 1)
- OUT_RING( 0 );
-
- ADVANCE_LP_RING();
-}
-
-static void i830EmitTexPalette( drm_device_t *dev,
- unsigned int *palette,
- int number,
- int is_shared )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- int i;
- RING_LOCALS;
-
- BEGIN_LP_RING( 258 );
-
- if(is_shared == 1) {
- OUT_RING(CMD_OP_MAP_PALETTE_LOAD |
- MAP_PALETTE_NUM(0) |
- MAP_PALETTE_BOTH);
- } else {
- OUT_RING(CMD_OP_MAP_PALETTE_LOAD | MAP_PALETTE_NUM(number));
- }
- for(i = 0; i < 256; i++) {
- OUT_RING(palette[i]);
- }
- OUT_RING(0);
-}
-
-/* Need to do some additional checking when setting the dest buffer.
- */
-static void i830EmitDestVerified( drm_device_t *dev,
- volatile unsigned int *code )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- unsigned int tmp;
- RING_LOCALS;
-
- BEGIN_LP_RING( I830_DEST_SETUP_SIZE + 6 );
-
- tmp = code[I830_DESTREG_CBUFADDR];
- if (tmp == dev_priv->front_di1) {
- /* Don't use fence when front buffer rendering */
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( BUF_3D_ID_COLOR_BACK |
- BUF_3D_PITCH(dev_priv->back_pitch * dev_priv->cpp) );
- OUT_RING( tmp );
-
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( BUF_3D_ID_DEPTH |
- BUF_3D_PITCH(dev_priv->depth_pitch * dev_priv->cpp));
- OUT_RING( dev_priv->zi1 );
- } else if(tmp == dev_priv->back_di1) {
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( BUF_3D_ID_COLOR_BACK |
- BUF_3D_PITCH(dev_priv->back_pitch * dev_priv->cpp) |
- BUF_3D_USE_FENCE);
- OUT_RING( tmp );
-
- OUT_RING( CMD_OP_DESTBUFFER_INFO );
- OUT_RING( BUF_3D_ID_DEPTH | BUF_3D_USE_FENCE |
- BUF_3D_PITCH(dev_priv->depth_pitch * dev_priv->cpp));
- OUT_RING( dev_priv->zi1 );
- } else {
- DRM_DEBUG("bad di1 %x (allow %x or %x)\n",
- tmp, dev_priv->front_di1, dev_priv->back_di1);
- }
-
- /* invarient:
- */
-
-
- OUT_RING( GFX_OP_DESTBUFFER_VARS );
- OUT_RING( code[I830_DESTREG_DV1] );
-
- OUT_RING( GFX_OP_DRAWRECT_INFO );
- OUT_RING( code[I830_DESTREG_DR1] );
- OUT_RING( code[I830_DESTREG_DR2] );
- OUT_RING( code[I830_DESTREG_DR3] );
- OUT_RING( code[I830_DESTREG_DR4] );
-
- /* Need to verify this */
- tmp = code[I830_DESTREG_SENABLE];
- if((tmp & ~0x3) == GFX_OP_SCISSOR_ENABLE) {
- OUT_RING( tmp );
- } else {
- DRM_DEBUG("bad scissor enable\n");
- OUT_RING( 0 );
- }
-
- OUT_RING( code[I830_DESTREG_SENABLE] );
-
- OUT_RING( GFX_OP_SCISSOR_RECT );
- OUT_RING( code[I830_DESTREG_SR1] );
- OUT_RING( code[I830_DESTREG_SR2] );
-
- ADVANCE_LP_RING();
-}
-
-static void i830EmitState( drm_device_t *dev )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
- unsigned int dirty = sarea_priv->dirty;
-
- if (dirty & I830_UPLOAD_BUFFERS) {
- i830EmitDestVerified( dev, sarea_priv->BufferState );
- sarea_priv->dirty &= ~I830_UPLOAD_BUFFERS;
- }
-
- if (dirty & I830_UPLOAD_CTX) {
- i830EmitContextVerified( dev, sarea_priv->ContextState );
- sarea_priv->dirty &= ~I830_UPLOAD_CTX;
- }
-
- if (dirty & I830_UPLOAD_TEX0) {
- i830EmitTexVerified( dev, sarea_priv->TexState[0] );
- sarea_priv->dirty &= ~I830_UPLOAD_TEX0;
- }
-
- if (dirty & I830_UPLOAD_TEX1) {
- i830EmitTexVerified( dev, sarea_priv->TexState[1] );
- sarea_priv->dirty &= ~I830_UPLOAD_TEX1;
- }
-
- if (dirty & I830_UPLOAD_TEXBLEND0) {
- i830EmitTexBlendVerified( dev, sarea_priv->TexBlendState[0],
- sarea_priv->TexBlendStateWordsUsed[0]);
- sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND0;
- }
-
- if (dirty & I830_UPLOAD_TEXBLEND1) {
- i830EmitTexBlendVerified( dev, sarea_priv->TexBlendState[1],
- sarea_priv->TexBlendStateWordsUsed[1]);
- sarea_priv->dirty &= ~I830_UPLOAD_TEXBLEND1;
- }
-
- if (dirty & I830_UPLOAD_TEX_PALETTE_SHARED) {
- i830EmitTexPalette(dev, sarea_priv->Palette[0], 0, 1);
- } else {
- if (dirty & I830_UPLOAD_TEX_PALETTE_N(0)) {
- i830EmitTexPalette(dev, sarea_priv->Palette[0], 0, 0);
- sarea_priv->dirty &= ~I830_UPLOAD_TEX_PALETTE_N(0);
- }
- if (dirty & I830_UPLOAD_TEX_PALETTE_N(1)) {
- i830EmitTexPalette(dev, sarea_priv->Palette[1], 1, 0);
- sarea_priv->dirty &= ~I830_UPLOAD_TEX_PALETTE_N(1);
- }
- }
-}
-
-static void i830_dma_dispatch_clear( drm_device_t *dev, int flags,
- unsigned int clear_color,
- unsigned int clear_zval,
- unsigned int clear_depthmask)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- drm_clip_rect_t *pbox = sarea_priv->boxes;
- int pitch = dev_priv->pitch;
- int cpp = dev_priv->cpp;
- int i;
- unsigned int BR13, CMD, D_CMD;
- RING_LOCALS;
-
- i830_kernel_lost_context(dev);
-
- switch(cpp) {
- case 2:
- BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24);
- D_CMD = CMD = XY_COLOR_BLT_CMD;
- break;
- case 4:
- BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24) | (1<<25);
- CMD = (XY_COLOR_BLT_CMD | XY_COLOR_BLT_WRITE_ALPHA |
- XY_COLOR_BLT_WRITE_RGB);
- D_CMD = XY_COLOR_BLT_CMD;
- if(clear_depthmask & 0x00ffffff)
- D_CMD |= XY_COLOR_BLT_WRITE_RGB;
- if(clear_depthmask & 0xff000000)
- D_CMD |= XY_COLOR_BLT_WRITE_ALPHA;
- break;
- default:
- BR13 = (0xF0 << 16) | (pitch * cpp) | (1<<24);
- D_CMD = CMD = XY_COLOR_BLT_CMD;
- break;
- }
-
- if (nbox > I830_NR_SAREA_CLIPRECTS)
- nbox = I830_NR_SAREA_CLIPRECTS;
-
- for (i = 0 ; i < nbox ; i++, pbox++) {
- if (pbox->x1 > pbox->x2 ||
- pbox->y1 > pbox->y2 ||
- pbox->x2 > dev_priv->w ||
- pbox->y2 > dev_priv->h)
- continue;
-
- if ( flags & I830_FRONT ) {
- DRM_DEBUG("clear front\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
- OUT_RING( 0 );
- OUT_RING( clear_color );
- ADVANCE_LP_RING();
- }
-
- if ( flags & I830_BACK ) {
- DRM_DEBUG("clear back\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
- OUT_RING( dev_priv->back_offset );
- OUT_RING( clear_color );
- ADVANCE_LP_RING();
- }
-
- if ( flags & I830_DEPTH ) {
- DRM_DEBUG("clear depth\n");
- BEGIN_LP_RING( 6 );
- OUT_RING( D_CMD );
- OUT_RING( BR13 );
- OUT_RING( (pbox->y1 << 16) | pbox->x1 );
- OUT_RING( (pbox->y2 << 16) | pbox->x2 );
- OUT_RING( dev_priv->depth_offset );
- OUT_RING( clear_zval );
- ADVANCE_LP_RING();
- }
- }
-}
-
-static void i830_dma_dispatch_swap( drm_device_t *dev )
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
- int nbox = sarea_priv->nbox;
- drm_clip_rect_t *pbox = sarea_priv->boxes;
- int pitch = dev_priv->pitch;
- int cpp = dev_priv->cpp;
- int ofs = dev_priv->back_offset;
- int i;
- unsigned int CMD, BR13;
- RING_LOCALS;
-
- DRM_DEBUG("swapbuffers\n");
-
- switch(cpp) {
- case 2:
- BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- break;
- case 4:
- BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24) | (1<<25);
- CMD = (XY_SRC_COPY_BLT_CMD | XY_SRC_COPY_BLT_WRITE_ALPHA |
- XY_SRC_COPY_BLT_WRITE_RGB);
- break;
- default:
- BR13 = (pitch * cpp) | (0xCC << 16) | (1<<24);
- CMD = XY_SRC_COPY_BLT_CMD;
- break;
- }
-
- i830_kernel_lost_context(dev);
-
- if (nbox > I830_NR_SAREA_CLIPRECTS)
- nbox = I830_NR_SAREA_CLIPRECTS;
-
- for (i = 0 ; i < nbox; i++, pbox++)
- {
- if (pbox->x1 > pbox->x2 ||
- pbox->y1 > pbox->y2 ||
- pbox->x2 > dev_priv->w ||
- pbox->y2 > dev_priv->h)
- continue;
-
- DRM_DEBUG("dispatch swap %d,%d-%d,%d!\n",
- pbox->x1, pbox->y1,
- pbox->x2, pbox->y2);
-
- BEGIN_LP_RING( 8 );
- OUT_RING( CMD );
- OUT_RING( BR13 );
-
- OUT_RING( (pbox->y1 << 16) |
- pbox->x1 );
- OUT_RING( (pbox->y2 << 16) |
- pbox->x2 );
-
- OUT_RING( 0 /* front ofs always zero */ );
- OUT_RING( (pbox->y1 << 16) |
- pbox->x1 );
-
- OUT_RING( BR13 & 0xffff );
- OUT_RING( ofs );
-
- ADVANCE_LP_RING();
- }
-}
-
-
-static void i830_dma_dispatch_vertex(drm_device_t *dev,
- drm_buf_t *buf,
- int discard,
- int used)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
- drm_i830_sarea_t *sarea_priv = dev_priv->sarea_priv;
- drm_clip_rect_t *box = sarea_priv->boxes;
- int nbox = sarea_priv->nbox;
- unsigned long address = (unsigned long)buf->bus_address;
- unsigned long start = address - dev->agp->base;
- int i = 0, u;
- RING_LOCALS;
-
- i830_kernel_lost_context(dev);
-
- if (nbox > I830_NR_SAREA_CLIPRECTS)
- nbox = I830_NR_SAREA_CLIPRECTS;
-
- if (discard) {
- u = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
- I830_BUF_HARDWARE);
- if(u != I830_BUF_CLIENT) {
- DRM_DEBUG("xxxx 2\n");
- }
- }
-
- if (used > 4*1024)
- used = 0;
-
- if (sarea_priv->dirty)
- i830EmitState( dev );
-
- DRM_DEBUG("dispatch vertex addr 0x%lx, used 0x%x nbox %d\n",
- address, used, nbox);
-
- dev_priv->counter++;
- DRM_DEBUG( "dispatch counter : %ld\n", dev_priv->counter);
- DRM_DEBUG( "i830_dma_dispatch\n");
- DRM_DEBUG( "start : %lx\n", start);
- DRM_DEBUG( "used : %d\n", used);
- DRM_DEBUG( "start + used - 4 : %ld\n", start + used - 4);
-
- if (buf_priv->currently_mapped == I830_BUF_MAPPED) {
- *(u32 *)buf_priv->virtual = (GFX_OP_PRIMITIVE |
- sarea_priv->vertex_prim |
- ((used/4)-2));
-
- if (used & 4) {
- *(u32 *)((u32)buf_priv->virtual + used) = 0;
- used += 4;
- }
-
- i830_unmap_buffer(buf);
- }
-
- if (used) {
- do {
- if (i < nbox) {
- BEGIN_LP_RING(6);
- OUT_RING( GFX_OP_DRAWRECT_INFO );
- OUT_RING( sarea_priv->BufferState[I830_DESTREG_DR1] );
- OUT_RING( box[i].x1 | (box[i].y1<<16) );
- OUT_RING( box[i].x2 | (box[i].y2<<16) );
- OUT_RING( sarea_priv->BufferState[I830_DESTREG_DR4] );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
- }
-
- BEGIN_LP_RING(4);
-
- OUT_RING( MI_BATCH_BUFFER );
- OUT_RING( start | MI_BATCH_NON_SECURE );
- OUT_RING( start + used - 4 );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
-
- } while (++i < nbox);
- }
-
- BEGIN_LP_RING(10);
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( 20 );
- OUT_RING( dev_priv->counter );
- OUT_RING( 0 );
-
- if (discard) {
- OUT_RING( CMD_STORE_DWORD_IDX );
- OUT_RING( buf_priv->my_use_idx );
- OUT_RING( I830_BUF_FREE );
- OUT_RING( 0 );
- }
-
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- ADVANCE_LP_RING();
-}
-
-/* Interrupts are only for flushing */
-void i830_dma_service(int irq, void *device, struct pt_regs *regs)
-{
- drm_device_t *dev = (drm_device_t *)device;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u16 temp;
-
- temp = I830_READ16(I830REG_INT_IDENTITY_R);
- temp = temp & ~(0x6000);
- if(temp != 0) I830_WRITE16(I830REG_INT_IDENTITY_R,
- temp); /* Clear all interrupts */
- else
- return;
-
- queue_task(&dev->tq, &tq_immediate);
- mark_bh(IMMEDIATE_BH);
-}
-
-void DRM(dma_immediate_bh)(void *device)
-{
- drm_device_t *dev = (drm_device_t *) device;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
-
- atomic_set(&dev_priv->flush_done, 1);
- wake_up_interruptible(&dev_priv->flush_queue);
-}
-
-static inline void i830_dma_emit_flush(drm_device_t *dev)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
-
- i830_kernel_lost_context(dev);
-
- BEGIN_LP_RING(2);
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( GFX_OP_USER_INTERRUPT );
- ADVANCE_LP_RING();
-
- i830_wait_ring( dev, dev_priv->ring.Size - 8 );
- atomic_set(&dev_priv->flush_done, 1);
- wake_up_interruptible(&dev_priv->flush_queue);
-}
-
-static inline void i830_dma_quiescent_emit(drm_device_t *dev)
-{
- drm_i830_private_t *dev_priv = dev->dev_private;
- RING_LOCALS;
-
- i830_kernel_lost_context(dev);
-
- BEGIN_LP_RING(4);
- OUT_RING( INST_PARSER_CLIENT | INST_OP_FLUSH | INST_FLUSH_MAP_CACHE );
- OUT_RING( CMD_REPORT_HEAD );
- OUT_RING( 0 );
- OUT_RING( GFX_OP_USER_INTERRUPT );
- ADVANCE_LP_RING();
-
- i830_wait_ring( dev, dev_priv->ring.Size - 8 );
- atomic_set(&dev_priv->flush_done, 1);
- wake_up_interruptible(&dev_priv->flush_queue);
-}
-
-void i830_dma_quiescent(drm_device_t *dev)
-{
- DECLARE_WAITQUEUE(entry, current);
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- unsigned long end;
-
- if(dev_priv == NULL) {
- return;
- }
- atomic_set(&dev_priv->flush_done, 0);
- add_wait_queue(&dev_priv->flush_queue, &entry);
- end = jiffies + (HZ*3);
-
- for (;;) {
- current->state = TASK_INTERRUPTIBLE;
- i830_dma_quiescent_emit(dev);
- if (atomic_read(&dev_priv->flush_done) == 1) break;
- if((signed)(end - jiffies) <= 0) {
- DRM_ERROR("lockup\n");
- break;
- }
- schedule_timeout(HZ*3);
- if (signal_pending(current)) {
- break;
- }
- }
-
- current->state = TASK_RUNNING;
- remove_wait_queue(&dev_priv->flush_queue, &entry);
-
- return;
-}
-
-static int i830_flush_queue(drm_device_t *dev)
-{
- DECLARE_WAITQUEUE(entry, current);
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- drm_device_dma_t *dma = dev->dma;
- unsigned long end;
- int i, ret = 0;
-
- if(dev_priv == NULL) {
- return 0;
- }
- atomic_set(&dev_priv->flush_done, 0);
- add_wait_queue(&dev_priv->flush_queue, &entry);
- end = jiffies + (HZ*3);
- for (;;) {
- current->state = TASK_INTERRUPTIBLE;
- i830_dma_emit_flush(dev);
- if (atomic_read(&dev_priv->flush_done) == 1) break;
- if((signed)(end - jiffies) <= 0) {
- DRM_ERROR("lockup\n");
- break;
- }
- schedule_timeout(HZ*3);
- if (signal_pending(current)) {
- ret = -EINTR; /* Can't restart */
- break;
- }
- }
-
- current->state = TASK_RUNNING;
- remove_wait_queue(&dev_priv->flush_queue, &entry);
-
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
-
- int used = cmpxchg(buf_priv->in_use, I830_BUF_HARDWARE,
- I830_BUF_FREE);
-
- if (used == I830_BUF_HARDWARE)
- DRM_DEBUG("reclaimed from HARDWARE\n");
- if (used == I830_BUF_CLIENT)
- DRM_DEBUG("still on client HARDWARE\n");
- }
-
- return ret;
-}
-
-/* Must be called with the lock held */
-void i830_reclaim_buffers(drm_device_t *dev, pid_t pid)
-{
- drm_device_dma_t *dma = dev->dma;
- int i;
-
- if (!dma) return;
- if (!dev->dev_private) return;
- if (!dma->buflist) return;
-
- i830_flush_queue(dev);
-
- for (i = 0; i < dma->buf_count; i++) {
- drm_buf_t *buf = dma->buflist[ i ];
- drm_i830_buf_priv_t *buf_priv = buf->dev_private;
-
- if (buf->pid == pid && buf_priv) {
- int used = cmpxchg(buf_priv->in_use, I830_BUF_CLIENT,
- I830_BUF_FREE);
-
- if (used == I830_BUF_CLIENT)
- DRM_DEBUG("reclaimed from client\n");
- if(buf_priv->currently_mapped == I830_BUF_MAPPED)
- buf_priv->currently_mapped = I830_BUF_UNMAPPED;
- }
- }
-}
-
-int i830_flush_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
-
- DRM_DEBUG("i830_flush_ioctl\n");
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i830_flush_ioctl called without lock held\n");
- return -EINVAL;
- }
-
- i830_flush_queue(dev);
- return 0;
-}
-
-int i830_dma_vertex(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_device_dma_t *dma = dev->dma;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
- dev_priv->sarea_priv;
- drm_i830_vertex_t vertex;
-
- if (copy_from_user(&vertex, (drm_i830_vertex_t *)arg, sizeof(vertex)))
- return -EFAULT;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i830_dma_vertex called without lock held\n");
- return -EINVAL;
- }
-
- DRM_DEBUG("i830 dma vertex, idx %d used %d discard %d\n",
- vertex.idx, vertex.used, vertex.discard);
-
- if(vertex.idx < 0 || vertex.idx > dma->buf_count) return -EINVAL;
-
- i830_dma_dispatch_vertex( dev,
- dma->buflist[ vertex.idx ],
- vertex.discard, vertex.used );
-
- sarea_priv->last_enqueue = dev_priv->counter-1;
- sarea_priv->last_dispatch = (int) hw_status[5];
-
- return 0;
-}
-
-int i830_clear_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_clear_t clear;
-
- if (copy_from_user(&clear, (drm_i830_clear_t *)arg, sizeof(clear)))
- return -EFAULT;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i830_clear_bufs called without lock held\n");
- return -EINVAL;
- }
-
- /* GH: Someone's doing nasty things... */
- if (!dev->dev_private) {
- return -EINVAL;
- }
-
- i830_dma_dispatch_clear( dev, clear.flags,
- clear.clear_color,
- clear.clear_depth,
- clear.clear_depthmask);
- return 0;
-}
-
-int i830_swap_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
-
- DRM_DEBUG("i830_swap_bufs\n");
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i830_swap_buf called without lock held\n");
- return -EINVAL;
- }
-
- i830_dma_dispatch_swap( dev );
- return 0;
-}
-
-int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
- dev_priv->sarea_priv;
-
- sarea_priv->last_dispatch = (int) hw_status[5];
- return 0;
-}
-
-int i830_getbuf(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- int retcode = 0;
- drm_i830_dma_t d;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
- dev_priv->sarea_priv;
-
- DRM_DEBUG("getbuf\n");
- if (copy_from_user(&d, (drm_i830_dma_t *)arg, sizeof(d)))
- return -EFAULT;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i830_dma called without lock held\n");
- return -EINVAL;
- }
-
- d.granted = 0;
-
- retcode = i830_dma_get_buffer(dev, &d, filp);
-
- DRM_DEBUG("i830_dma: %d returning %d, granted = %d\n",
- current->pid, retcode, d.granted);
-
- if (copy_to_user((drm_dma_t *)arg, &d, sizeof(d)))
- return -EFAULT;
- sarea_priv->last_dispatch = (int) hw_status[5];
-
- return retcode;
-}
-
-int i830_copybuf(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_file_t *priv = filp->private_data;
- drm_device_t *dev = priv->dev;
- drm_i830_copy_t d;
- drm_i830_private_t *dev_priv = (drm_i830_private_t *)dev->dev_private;
- u32 *hw_status = (u32 *)dev_priv->hw_status_page;
- drm_i830_sarea_t *sarea_priv = (drm_i830_sarea_t *)
- dev_priv->sarea_priv;
- drm_buf_t *buf;
- drm_i830_buf_priv_t *buf_priv;
- drm_device_dma_t *dma = dev->dma;
-
- if(!_DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock)) {
- DRM_ERROR("i830_dma called without lock held\n");
- return -EINVAL;
- }
-
- if (copy_from_user(&d, (drm_i830_copy_t *)arg, sizeof(d)))
- return -EFAULT;
-
- if(d.idx < 0 || d.idx > dma->buf_count) return -EINVAL;
- buf = dma->buflist[ d.idx ];
- buf_priv = buf->dev_private;
- if (buf_priv->currently_mapped != I830_BUF_MAPPED) return -EPERM;
-
- if(d.used < 0 || d.used > buf->total) return -EINVAL;
-
- if (copy_from_user(buf_priv->virtual, d.address, d.used))
- return -EFAULT;
-
- sarea_priv->last_dispatch = (int) hw_status[5];
-
- return 0;
-}
-
-int i830_docopy(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- if(VM_DONTCOPY == 0) return 1;
- return 0;
-}
+++ /dev/null
-#ifndef _I830_DRM_H_
-#define _I830_DRM_H_
-
-/* WARNING: These defines must be the same as what the Xserver uses.
- * if you change them, you must change the defines in the Xserver.
- */
-
-#ifndef _I830_DEFINES_
-#define _I830_DEFINES_
-
-#define I830_DMA_BUF_ORDER 12
-#define I830_DMA_BUF_SZ (1<<I830_DMA_BUF_ORDER)
-#define I830_DMA_BUF_NR 256
-#define I830_NR_SAREA_CLIPRECTS 8
-
-/* Each region is a minimum of 64k, and there are at most 64 of them.
- */
-#define I830_NR_TEX_REGIONS 64
-#define I830_LOG_MIN_TEX_REGION_SIZE 16
-
-/* if defining I830_ENABLE_4_TEXTURES, do it in i830_3d_reg.h, too */
-#if !defined(I830_ENABLE_4_TEXTURES)
-#define I830_TEXTURE_COUNT 2
-#define I830_TEXBLEND_COUNT 2 /* always same as TEXTURE_COUNT? */
-#else /* defined(I830_ENABLE_4_TEXTURES) */
-#define I830_TEXTURE_COUNT 4
-#define I830_TEXBLEND_COUNT 4 /* always same as TEXTURE_COUNT? */
-#endif /* I830_ENABLE_4_TEXTURES */
-
-#define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */
-
-#define I830_UPLOAD_CTX 0x1
-#define I830_UPLOAD_BUFFERS 0x2
-#define I830_UPLOAD_CLIPRECTS 0x4
-#define I830_UPLOAD_TEX0_IMAGE 0x100 /* handled clientside */
-#define I830_UPLOAD_TEX0_CUBE 0x200 /* handled clientside */
-#define I830_UPLOAD_TEX1_IMAGE 0x400 /* handled clientside */
-#define I830_UPLOAD_TEX1_CUBE 0x800 /* handled clientside */
-#define I830_UPLOAD_TEX2_IMAGE 0x1000 /* handled clientside */
-#define I830_UPLOAD_TEX2_CUBE 0x2000 /* handled clientside */
-#define I830_UPLOAD_TEX3_IMAGE 0x4000 /* handled clientside */
-#define I830_UPLOAD_TEX3_CUBE 0x8000 /* handled clientside */
-#define I830_UPLOAD_TEX_N_IMAGE(n) (0x100 << (n * 2))
-#define I830_UPLOAD_TEX_N_CUBE(n) (0x200 << (n * 2))
-#define I830_UPLOAD_TEXIMAGE_MASK 0xff00
-#define I830_UPLOAD_TEX0 0x10000
-#define I830_UPLOAD_TEX1 0x20000
-#define I830_UPLOAD_TEX2 0x40000
-#define I830_UPLOAD_TEX3 0x80000
-#define I830_UPLOAD_TEX_N(n) (0x10000 << (n))
-#define I830_UPLOAD_TEX_MASK 0xf0000
-#define I830_UPLOAD_TEXBLEND0 0x100000
-#define I830_UPLOAD_TEXBLEND1 0x200000
-#define I830_UPLOAD_TEXBLEND2 0x400000
-#define I830_UPLOAD_TEXBLEND3 0x800000
-#define I830_UPLOAD_TEXBLEND_N(n) (0x100000 << (n))
-#define I830_UPLOAD_TEXBLEND_MASK 0xf00000
-#define I830_UPLOAD_TEX_PALETTE_N(n) (0x1000000 << (n))
-#define I830_UPLOAD_TEX_PALETTE_SHARED 0x4000000
-
-/* Indices into buf.Setup where various bits of state are mirrored per
- * context and per buffer. These can be fired at the card as a unit,
- * or in a piecewise fashion as required.
- */
-
-/* Destbuffer state
- * - backbuffer linear offset and pitch -- invarient in the current dri
- * - zbuffer linear offset and pitch -- also invarient
- * - drawing origin in back and depth buffers.
- *
- * Keep the depth/back buffer state here to acommodate private buffers
- * in the future.
- */
-
-#define I830_DESTREG_CBUFADDR 0
-/* Invarient */
-#define I830_DESTREG_DBUFADDR 1
-#define I830_DESTREG_DV0 2
-#define I830_DESTREG_DV1 3
-#define I830_DESTREG_SENABLE 4
-#define I830_DESTREG_SR0 5
-#define I830_DESTREG_SR1 6
-#define I830_DESTREG_SR2 7
-#define I830_DESTREG_DR0 8
-#define I830_DESTREG_DR1 9
-#define I830_DESTREG_DR2 10
-#define I830_DESTREG_DR3 11
-#define I830_DESTREG_DR4 12
-#define I830_DEST_SETUP_SIZE 13
-
-/* Context state
- */
-#define I830_CTXREG_STATE1 0
-#define I830_CTXREG_STATE2 1
-#define I830_CTXREG_STATE3 2
-#define I830_CTXREG_STATE4 3
-#define I830_CTXREG_STATE5 4
-#define I830_CTXREG_IALPHAB 5
-#define I830_CTXREG_STENCILTST 6
-#define I830_CTXREG_ENABLES_1 7
-#define I830_CTXREG_ENABLES_2 8
-#define I830_CTXREG_AA 9
-#define I830_CTXREG_FOGCOLOR 10
-#define I830_CTXREG_BLENDCOLR0 11
-#define I830_CTXREG_BLENDCOLR 12 /* Dword 1 of 2 dword command */
-#define I830_CTXREG_VF 13
-#define I830_CTXREG_VF2 14
-#define I830_CTXREG_MCSB0 15
-#define I830_CTXREG_MCSB1 16
-#define I830_CTX_SETUP_SIZE 17
-
-/* Texture state (per tex unit)
- */
-
-#define I830_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (6 dwords) */
-#define I830_TEXREG_MI1 1
-#define I830_TEXREG_MI2 2
-#define I830_TEXREG_MI3 3
-#define I830_TEXREG_MI4 4
-#define I830_TEXREG_MI5 5
-#define I830_TEXREG_MF 6 /* GFX_OP_MAP_FILTER */
-#define I830_TEXREG_MLC 7 /* GFX_OP_MAP_LOD_CTL */
-#define I830_TEXREG_MLL 8 /* GFX_OP_MAP_LOD_LIMITS */
-#define I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS */
-#define I830_TEX_SETUP_SIZE 10
-
-#define I830_FRONT 0x1
-#define I830_BACK 0x2
-#define I830_DEPTH 0x4
-
-#endif /* _I830_DEFINES_ */
-
-typedef struct _drm_i830_init {
- enum {
- I830_INIT_DMA = 0x01,
- I830_CLEANUP_DMA = 0x02
- } func;
- unsigned int mmio_offset;
- unsigned int buffers_offset;
- int sarea_priv_offset;
- unsigned int ring_start;
- unsigned int ring_end;
- unsigned int ring_size;
- unsigned int front_offset;
- unsigned int back_offset;
- unsigned int depth_offset;
- unsigned int w;
- unsigned int h;
- unsigned int pitch;
- unsigned int pitch_bits;
- unsigned int back_pitch;
- unsigned int depth_pitch;
- unsigned int cpp;
-} drm_i830_init_t;
-
-/* Warning: If you change the SAREA structure you must change the Xserver
- * structure as well */
-
-typedef struct _drm_i830_tex_region {
- unsigned char next, prev; /* indices to form a circular LRU */
- unsigned char in_use; /* owned by a client, or free? */
- int age; /* tracked by clients to update local LRU's */
-} drm_i830_tex_region_t;
-
-typedef struct _drm_i830_sarea {
- unsigned int ContextState[I830_CTX_SETUP_SIZE];
- unsigned int BufferState[I830_DEST_SETUP_SIZE];
- unsigned int TexState[I830_TEXTURE_COUNT][I830_TEX_SETUP_SIZE];
- unsigned int TexBlendState[I830_TEXBLEND_COUNT][I830_TEXBLEND_SIZE];
- unsigned int TexBlendStateWordsUsed[I830_TEXBLEND_COUNT];
- unsigned int Palette[2][256];
- unsigned int dirty;
-
- unsigned int nbox;
- drm_clip_rect_t boxes[I830_NR_SAREA_CLIPRECTS];
-
- /* Maintain an LRU of contiguous regions of texture space. If
- * you think you own a region of texture memory, and it has an
- * age different to the one you set, then you are mistaken and
- * it has been stolen by another client. If global texAge
- * hasn't changed, there is no need to walk the list.
- *
- * These regions can be used as a proxy for the fine-grained
- * texture information of other clients - by maintaining them
- * in the same lru which is used to age their own textures,
- * clients have an approximate lru for the whole of global
- * texture space, and can make informed decisions as to which
- * areas to kick out. There is no need to choose whether to
- * kick out your own texture or someone else's - simply eject
- * them all in LRU order.
- */
-
- drm_i830_tex_region_t texList[I830_NR_TEX_REGIONS+1];
- /* Last elt is sentinal */
- int texAge; /* last time texture was uploaded */
- int last_enqueue; /* last time a buffer was enqueued */
- int last_dispatch; /* age of the most recently dispatched buffer */
- int last_quiescent; /* */
- int ctxOwner; /* last context to upload state */
-
- int vertex_prim;
-} drm_i830_sarea_t;
-
-/* I830 specific ioctls
- * The device specific ioctl range is 0x40 to 0x79.
- */
-#define DRM_IOCTL_I830_INIT DRM_IOW( 0x40, drm_i830_init_t)
-#define DRM_IOCTL_I830_VERTEX DRM_IOW( 0x41, drm_i830_vertex_t)
-#define DRM_IOCTL_I830_CLEAR DRM_IOW( 0x42, drm_i830_clear_t)
-#define DRM_IOCTL_I830_FLUSH DRM_IO ( 0x43)
-#define DRM_IOCTL_I830_GETAGE DRM_IO ( 0x44)
-#define DRM_IOCTL_I830_GETBUF DRM_IOWR(0x45, drm_i830_dma_t)
-#define DRM_IOCTL_I830_SWAP DRM_IO ( 0x46)
-#define DRM_IOCTL_I830_COPY DRM_IOW( 0x47, drm_i830_copy_t)
-#define DRM_IOCTL_I830_DOCOPY DRM_IO ( 0x48)
-
-typedef struct _drm_i830_clear {
- int clear_color;
- int clear_depth;
- int flags;
- unsigned int clear_colormask;
- unsigned int clear_depthmask;
-} drm_i830_clear_t;
-
-
-
-/* These may be placeholders if we have more cliprects than
- * I830_NR_SAREA_CLIPRECTS. In that case, the client sets discard to
- * false, indicating that the buffer will be dispatched again with a
- * new set of cliprects.
- */
-typedef struct _drm_i830_vertex {
- int idx; /* buffer index */
- int used; /* nr bytes in use */
- int discard; /* client is finished with the buffer? */
-} drm_i830_vertex_t;
-
-typedef struct _drm_i830_copy_t {
- int idx; /* buffer index */
- int used; /* nr bytes in use */
- void *address; /* Address to copy from */
-} drm_i830_copy_t;
-
-typedef struct drm_i830_dma {
- void *virtual;
- int request_idx;
- int request_size;
- int granted;
-} drm_i830_dma_t;
-
-#endif /* _I830_DRM_H_ */
+++ /dev/null
-/* i830_drv.c -- I810 driver -*- linux-c -*-
- * Created: Mon Dec 13 01:56:22 1999 by jhartmann@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * 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:
- * Rickard E. (Rik) Faith <faith@valinux.com>
- * Jeff Hartmann <jhartmann@valinux.com>
- * Gareth Hughes <gareth@valinux.com>
- * Abraham vd Merwe <abraham@2d3d.co.za>
- */
-
-#include <linux/config.h>
-#include "i830.h"
-#include "drmP.h"
-#include "drm.h"
-#include "i830_drm.h"
-#include "i830_drv.h"
-
-#define DRIVER_AUTHOR "VA Linux Systems Inc."
-
-#define DRIVER_NAME "i830"
-#define DRIVER_DESC "Intel 830M"
-#define DRIVER_DATE "20011004"
-
-#define DRIVER_MAJOR 1
-#define DRIVER_MINOR 2
-#define DRIVER_PATCHLEVEL 0
-
-#define DRIVER_IOCTLS \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_INIT)] = { i830_dma_init, 1, 1 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_VERTEX)] = { i830_dma_vertex, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_CLEAR)] = { i830_clear_bufs, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_FLUSH)] = { i830_flush_ioctl, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_GETAGE)] = { i830_getage, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_GETBUF)] = { i830_getbuf, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_SWAP)] = { i830_swap_bufs, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_COPY)] = { i830_copybuf, 1, 0 }, \
- [DRM_IOCTL_NR(DRM_IOCTL_I830_DOCOPY)] = { i830_docopy, 1, 0 },
-
-#define __HAVE_COUNTERS 4
-#define __HAVE_COUNTER6 _DRM_STAT_IRQ
-#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY
-#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY
-#define __HAVE_COUNTER9 _DRM_STAT_DMA
-
-
-#include "drm_agpsupport.h"
-#include "drm_auth.h"
-#include "drm_bufs.h"
-#include "drm_context.h"
-#include "drm_dma.h"
-#include "drm_drawable.h"
-#include "drm_drv.h"
-
-#ifndef MODULE
-/* DRM(options) is called by the kernel to parse command-line options
- * passed via the boot-loader (e.g., LILO). It calls the insmod option
- * routine, drm_parse_drm.
- */
-
-/* JH- We have to hand expand the string ourselves because of the cpp. If
- * anyone can think of a way that we can fit into the __setup macro without
- * changing it, then please send the solution my way.
- */
-static int __init i830_options( char *str )
-{
- DRM(parse_options)( str );
- return 1;
-}
-
-__setup( DRIVER_NAME "=", i830_options );
-#endif
-
-#include "drm_fops.h"
-#include "drm_init.h"
-#include "drm_ioctl.h"
-#include "drm_lock.h"
-#include "drm_lists.h"
-#include "drm_memory.h"
-#include "drm_proc.h"
-#include "drm_vm.h"
-#include "drm_stub.h"
+++ /dev/null
-/* i830_drv.h -- Private header for the I830 driver -*- linux-c -*-
- * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * 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
- * PRECISION INSIGHT 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: Rickard E. (Rik) Faith <faith@valinux.com>
- * Jeff Hartmann <jhartmann@valinux.com>
- *
- */
-
-#ifndef _I830_DRV_H_
-#define _I830_DRV_H_
-
-typedef struct drm_i830_buf_priv {
- u32 *in_use;
- int my_use_idx;
- int currently_mapped;
- void *virtual;
- void *kernel_virtual;
- int map_count;
- struct vm_area_struct *vma;
-} drm_i830_buf_priv_t;
-
-typedef struct _drm_i830_ring_buffer{
- int tail_mask;
- unsigned long Start;
- unsigned long End;
- unsigned long Size;
- u8 *virtual_start;
- int head;
- int tail;
- int space;
-} drm_i830_ring_buffer_t;
-
-typedef struct drm_i830_private {
- drm_map_t *sarea_map;
- drm_map_t *buffer_map;
- drm_map_t *mmio_map;
-
- drm_i830_sarea_t *sarea_priv;
- drm_i830_ring_buffer_t ring;
-
- unsigned long hw_status_page;
- unsigned long counter;
-
- atomic_t flush_done;
- wait_queue_head_t flush_queue; /* Processes waiting until flush */
- drm_buf_t *mmap_buffer;
-
- u32 front_di1, back_di1, zi1;
-
- int back_offset;
- int depth_offset;
- int w, h;
- int pitch;
- int back_pitch;
- int depth_pitch;
- unsigned int cpp;
-} drm_i830_private_t;
-
- /* i830_dma.c */
-extern int i830_dma_schedule(drm_device_t *dev, int locked);
-extern int i830_getbuf(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern int i830_dma_init(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern int i830_flush_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern void i830_reclaim_buffers(drm_device_t *dev, pid_t pid);
-extern int i830_getage(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-extern int i830_mmap_buffers(struct file *filp, struct vm_area_struct *vma);
-extern int i830_copybuf(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-extern int i830_docopy(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-
-extern void i830_dma_quiescent(drm_device_t *dev);
-
-extern int i830_dma_vertex(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-
-extern int i830_swap_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-
-extern int i830_clear_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
-
-#define I830_VERBOSE 0
-
-#define I830_BASE(reg) ((unsigned long) \
- dev_priv->mmio_map->handle)
-#define I830_ADDR(reg) (I830_BASE(reg) + reg)
-#define I830_DEREF(reg) *(__volatile__ int *)I830_ADDR(reg)
-#define I830_READ(reg) I830_DEREF(reg)
-#define I830_WRITE(reg,val) do { I830_DEREF(reg) = val; } while (0)
-#define I830_DEREF16(reg) *(__volatile__ u16 *)I830_ADDR(reg)
-#define I830_READ16(reg) I830_DEREF16(reg)
-#define I830_WRITE16(reg,val) do { I830_DEREF16(reg) = val; } while (0)
-
-#define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23))
-#define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23))
-#define CMD_REPORT_HEAD (7<<23)
-#define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1)
-#define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1)
-
-#define INST_PARSER_CLIENT 0x00000000
-#define INST_OP_FLUSH 0x02000000
-#define INST_FLUSH_MAP_CACHE 0x00000001
-
-
-#define BB1_START_ADDR_MASK (~0x7)
-#define BB1_PROTECTED (1<<0)
-#define BB1_UNPROTECTED (0<<0)
-#define BB2_END_ADDR_MASK (~0x7)
-
-#define I830REG_HWSTAM 0x02098
-#define I830REG_INT_IDENTITY_R 0x020a4
-#define I830REG_INT_MASK_R 0x020a8
-#define I830REG_INT_ENABLE_R 0x020a0
-
-#define LP_RING 0x2030
-#define HP_RING 0x2040
-#define RING_TAIL 0x00
-#define TAIL_ADDR 0x000FFFF8
-#define RING_HEAD 0x04
-#define HEAD_WRAP_COUNT 0xFFE00000
-#define HEAD_WRAP_ONE 0x00200000
-#define HEAD_ADDR 0x001FFFFC
-#define RING_START 0x08
-#define START_ADDR 0x00FFFFF8
-#define RING_LEN 0x0C
-#define RING_NR_PAGES 0x000FF000
-#define RING_REPORT_MASK 0x00000006
-#define RING_REPORT_64K 0x00000002
-#define RING_REPORT_128K 0x00000004
-#define RING_NO_REPORT 0x00000000
-#define RING_VALID_MASK 0x00000001
-#define RING_VALID 0x00000001
-#define RING_INVALID 0x00000000
-
-#define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19))
-#define SC_UPDATE_SCISSOR (0x1<<1)
-#define SC_ENABLE_MASK (0x1<<0)
-#define SC_ENABLE (0x1<<0)
-
-#define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1))
-#define SCI_YMIN_MASK (0xffff<<16)
-#define SCI_XMIN_MASK (0xffff<<0)
-#define SCI_YMAX_MASK (0xffff<<16)
-#define SCI_XMAX_MASK (0xffff<<0)
-
-#define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19))
-#define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1)
-#define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0)
-#define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16))
-#define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4)
-#define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0)
-#define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3))
-#define GFX_OP_PRIMITIVE ((0x3<<29)|(0x1f<<24))
-
-#define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1)
-
-
-#define BR00_BITBLT_CLIENT 0x40000000
-#define BR00_OP_COLOR_BLT 0x10000000
-#define BR00_OP_SRC_COPY_BLT 0x10C00000
-#define BR13_SOLID_PATTERN 0x80000000
-
-#define BUF_3D_ID_COLOR_BACK (0x3<<24)
-#define BUF_3D_ID_DEPTH (0x7<<24)
-#define BUF_3D_USE_FENCE (1<<23)
-#define BUF_3D_PITCH(x) (((x)/4)<<2)
-
-#define CMD_OP_MAP_PALETTE_LOAD ((3<<29)|(0x1d<<24)|(0x82<<16)|255)
-#define MAP_PALETTE_NUM(x) ((x<<8) & (1<<8))
-#define MAP_PALETTE_BOTH (1<<11)
-
-#define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|0x4)
-#define XY_COLOR_BLT_WRITE_ALPHA (1<<21)
-#define XY_COLOR_BLT_WRITE_RGB (1<<20)
-
-#define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6)
-#define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21)
-#define XY_SRC_COPY_BLT_WRITE_RGB (1<<20)
-
-#define MI_BATCH_BUFFER ((0x30<<23)|1)
-#define MI_BATCH_NON_SECURE (1)
-
-
-#endif
-
projects / platform / upstream / libdrm.git / commitdiff