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-rw-r--r--linux/Makefile.linux2
-rw-r--r--linux/sis.h81
-rw-r--r--linux/sis_drm.h46
-rw-r--r--linux/sis_drv.h45
-rw-r--r--linux/sis_ds.c408
-rw-r--r--linux/sis_ds.h163
-rw-r--r--linux/sis_mm.c307
7 files changed, 1 insertions, 1051 deletions
diff --git a/linux/Makefile.linux b/linux/Makefile.linux
index c3451399..9de67667 100644
--- a/linux/Makefile.linux
+++ b/linux/Makefile.linux
@@ -44,7 +44,7 @@ endif
MACHINE := $(shell uname -m)
# Modules for all architectures
-MODULE_LIST := gamma.o tdfx.o r128.o radeon.o mga.o #sis.o
+MODULE_LIST := gamma.o tdfx.o r128.o radeon.o mga.o sis.o
# Modules only for ix86 architectures
ifneq (,$(findstring 86,$(MACHINE)))
diff --git a/linux/sis.h b/linux/sis.h
deleted file mode 100644
index bc66f4dc..00000000
--- a/linux/sis.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/* sis_drv.h -- Private header for sis driver -*- linux-c -*-
- *
- * 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.
- *
- */
-/* $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/sis.h,v 1.3 2002/10/30 12:52:38 alanh Exp $ */
-
-#ifndef __SIS_H__
-#define __SIS_H__
-
-/* This remains constant for all DRM template files.
- * Name it sisdrv_##x as there's a conflict with sis_free/malloc in the kernel
- * that's used for fb devices
- */
-#define DRM(x) sisdrv_##x
-
-/* General customization:
- */
-#define __HAVE_AGP 1
-#define __MUST_HAVE_AGP 0
-#define __HAVE_MTRR 1
-#define __HAVE_CTX_BITMAP 1
-
-#define DRIVER_AUTHOR "SIS"
-#define DRIVER_NAME "sis"
-#define DRIVER_DESC "SIS 300/630/540"
-#define DRIVER_DATE "20010503"
-#define DRIVER_MAJOR 1
-#define DRIVER_MINOR 0
-#define DRIVER_PATCHLEVEL 0
-
-#define DRIVER_IOCTLS \
- [DRM_IOCTL_NR(SIS_IOCTL_FB_ALLOC)] = { sis_fb_alloc, 1, 0 }, \
- [DRM_IOCTL_NR(SIS_IOCTL_FB_FREE)] = { sis_fb_free, 1, 0 }, \
- /* AGP Memory Management */ \
- [DRM_IOCTL_NR(SIS_IOCTL_AGP_INIT)] = { sisp_agp_init, 1, 0 }, \
- [DRM_IOCTL_NR(SIS_IOCTL_AGP_ALLOC)] = { sisp_agp_alloc, 1, 0 }, \
- [DRM_IOCTL_NR(SIS_IOCTL_AGP_FREE)] = { sisp_agp_free, 1, 0 }
-#if 0 /* these don't appear to be defined */
- /* SIS Stereo */
- [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { sis_control, 1, 1 },
- [DRM_IOCTL_NR(SIS_IOCTL_FLIP)] = { sis_flip, 1, 1 },
- [DRM_IOCTL_NR(SIS_IOCTL_FLIP_INIT)] = { sis_flip_init, 1, 1 },
- [DRM_IOCTL_NR(SIS_IOCTL_FLIP_FINAL)] = { sis_flip_final, 1, 1 }
-#endif
-
-#define __HAVE_COUNTERS 5
-
-/* Buffer customization:
- */
-#define DRIVER_AGP_BUFFERS_MAP( dev ) \
- ((drm_sis_private_t *)((dev)->dev_private))->buffers
-
-extern int sis_init_context(int context);
-extern int sis_final_context(int context);
-
-#define DRIVER_CTX_CTOR sis_init_context
-#define DRIVER_CTX_DTOR sis_final_context
-
-#endif
diff --git a/linux/sis_drm.h b/linux/sis_drm.h
deleted file mode 100644
index 8aaee224..00000000
--- a/linux/sis_drm.h
+++ /dev/null
@@ -1,46 +0,0 @@
-
-#ifndef _sis_drm_public_h_
-#define _sis_drm_public_h_
-
-/* SiS specific ioctls */
-#define SIS_IOCTL_FB_ALLOC DRM_IOWR(0x44, drm_sis_mem_t)
-#define SIS_IOCTL_FB_FREE DRM_IOW( 0x45, drm_sis_mem_t)
-#define SIS_IOCTL_AGP_INIT DRM_IOWR(0x53, drm_sis_agp_t)
-#define SIS_IOCTL_AGP_ALLOC DRM_IOWR(0x54, drm_sis_mem_t)
-#define SIS_IOCTL_AGP_FREE DRM_IOW( 0x55, drm_sis_mem_t)
-#define SIS_IOCTL_FLIP DRM_IOW( 0x48, drm_sis_flip_t)
-#define SIS_IOCTL_FLIP_INIT DRM_IO( 0x49)
-#define SIS_IOCTL_FLIP_FINAL DRM_IO( 0x50)
-
-typedef struct {
- int context;
- unsigned int offset;
- unsigned int size;
- unsigned int free;
-} drm_sis_mem_t;
-
-typedef struct {
- unsigned int offset, size;
-} drm_sis_agp_t;
-
-typedef struct {
- unsigned int left, right;
-} drm_sis_flip_t;
-
-#ifdef __KERNEL__
-
-int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-int sis_fb_free(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-
-int sisp_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-int sisp_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-int sisp_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-
-#endif
-
-#endif
diff --git a/linux/sis_drv.h b/linux/sis_drv.h
deleted file mode 100644
index 844e38b0..00000000
--- a/linux/sis_drv.h
+++ /dev/null
@@ -1,45 +0,0 @@
-/* sis_drv.h -- Private header for sis driver -*- linux-c -*-
- *
- * 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.
- *
- */
-
-#ifndef _SIS_DRV_H_
-#define _SIS_DRV_H_
-
-typedef struct drm_sis_private {
- drm_map_t *buffers;
-} drm_sis_private_t;
-
-/* Stereo ? - this was never committed */
-
-int sis_flip(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-int sis_flip_init(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-int sis_flip_final(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg);
-void flip_final(void);
-
-#endif
diff --git a/linux/sis_ds.c b/linux/sis_ds.c
deleted file mode 100644
index f55cf6ab..00000000
--- a/linux/sis_ds.c
+++ /dev/null
@@ -1,408 +0,0 @@
-/* sis_ds.c -- Private header for Direct Rendering Manager -*- linux-c -*-
- * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw
- *
- * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan.
- * 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:
- * Sung-Ching Lin <sclin@sis.com.tw>
- *
- */
-
-#define __NO_VERSION__
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/poll.h>
-#include <asm/io.h>
-#include <linux/pci.h>
-
-#include "sis_ds.h"
-
-/* Set Data Structure, not check repeated value
- * temporarily used
- */
-
-set_t *setInit(void)
-{
- int i;
- set_t *set;
-
- set = (set_t *)MALLOC(sizeof(set_t));
- if (set) {
- for(i = 0; i < SET_SIZE; i++){
- set->list[i].free_next = i+1;
- set->list[i].alloc_next = -1;
- }
- set->list[SET_SIZE-1].free_next = -1;
- set->free = 0;
- set->alloc = -1;
- set->trace = -1;
- }
- return set;
-}
-
-int setAdd(set_t *set, ITEM_TYPE item)
-{
- int free = set->free;
-
- if(free != -1){
- set->list[free].val = item;
- set->free = set->list[free].free_next;
- }
- else{
- return 0;
- }
-
- set->list[free].alloc_next = set->alloc;
- set->alloc = free;
- set->list[free].free_next = -1;
-
- return 1;
-}
-
-int setDel(set_t *set, ITEM_TYPE item)
-{
- int alloc = set->alloc;
- int prev = -1;
-
- while(alloc != -1){
- if(set->list[alloc].val == item){
- if(prev != -1)
- set->list[prev].alloc_next = set->list[alloc].alloc_next;
- else
- set->alloc = set->list[alloc].alloc_next;
- break;
- }
- prev = alloc;
- alloc = set->list[alloc].alloc_next;
- }
-
- if(alloc == -1)
- return 0;
-
- set->list[alloc].free_next = set->free;
- set->free = alloc;
- set->list[alloc].alloc_next = -1;
-
- return 1;
-}
-
-/* setFirst -> setAdd -> setNext is wrong */
-
-int setFirst(set_t *set, ITEM_TYPE *item)
-{
- if(set->alloc == -1)
- return 0;
-
- *item = set->list[set->alloc].val;
- set->trace = set->list[set->alloc].alloc_next;
-
- return 1;
-}
-
-int setNext(set_t *set, ITEM_TYPE *item)
-{
- if(set->trace == -1)
- return 0;
-
- *item = set->list[set->trace].val;
- set->trace = set->list[set->trace].alloc_next;
-
- return 1;
-}
-
-int setDestroy(set_t *set)
-{
- FREE(set);
-
- return 1;
-}
-
-/*
- * GLX Hardware Device Driver common code
- * Copyright (C) 1999 Keith Whitwell
- *
- * 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 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
- * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS 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.
- *
- */
-
-#define ISFREE(bptr) ((bptr)->free)
-
-#define PRINTF(fmt, arg...) do{}while(0)
-#define fprintf(fmt, arg...) do{}while(0)
-
-static void *calloc(size_t nmemb, size_t size)
-{
- void *addr;
- addr = kmalloc(nmemb*size, GFP_KERNEL);
- if (addr)
- memset(addr, 0, nmemb*size);
- return addr;
-}
-#define free(n) kfree(n)
-
-void mmDumpMemInfo( memHeap_t *heap )
-{
- TMemBlock *p;
-
- PRINTF ("Memory heap %p:\n", heap);
- if (heap == 0) {
- PRINTF (" heap == 0\n");
- } else {
- p = (TMemBlock *)heap;
- while (p) {
- PRINTF (" Offset:%08x, Size:%08x, %c%c\n",p->ofs,p->size,
- p->free ? '.':'U',
- p->reserved ? 'R':'.');
- p = p->next;
- }
- }
- PRINTF ("End of memory blocks\n");
-}
-
-memHeap_t *mmInit(int ofs,
- int size)
-{
- PMemBlock blocks;
-
- if (size <= 0) {
- return 0;
- }
- blocks = (TMemBlock *) calloc(1,sizeof(TMemBlock));
- if (blocks) {
- blocks->ofs = ofs;
- blocks->size = size;
- blocks->free = 1;
- return (memHeap_t *)blocks;
- } else
- return 0;
-}
-
-/* Kludgey workaround for existing i810 server. Remove soon.
- */
-memHeap_t *mmAddRange( memHeap_t *heap,
- int ofs,
- int size )
-{
- PMemBlock blocks;
- blocks = (TMemBlock *) calloc(2,sizeof(TMemBlock));
- if (blocks) {
- blocks[0].size = size;
- blocks[0].free = 1;
- blocks[0].ofs = ofs;
- blocks[0].next = &blocks[1];
-
- /* Discontinuity - stops JoinBlock from trying to join non-adjacent
- * ranges.
- */
- blocks[1].size = 0;
- blocks[1].free = 0;
- blocks[1].ofs = ofs+size;
- blocks[1].next = (PMemBlock) heap;
- return (memHeap_t *)blocks;
- }
- else
- return heap;
-}
-
-static TMemBlock* SliceBlock(TMemBlock *p,
- int startofs, int size,
- int reserved, int alignment)
-{
- TMemBlock *newblock;
-
- /* break left */
- if (startofs > p->ofs) {
- newblock = (TMemBlock*) calloc(1,sizeof(TMemBlock));
- newblock->ofs = startofs;
- newblock->size = p->size - (startofs - p->ofs);
- newblock->free = 1;
- newblock->next = p->next;
- p->size -= newblock->size;
- p->next = newblock;
- p = newblock;
- }
-
- /* break right */
- if (size < p->size) {
- newblock = (TMemBlock*) calloc(1,sizeof(TMemBlock));
- newblock->ofs = startofs + size;
- newblock->size = p->size - size;
- newblock->free = 1;
- newblock->next = p->next;
- p->size = size;
- p->next = newblock;
- }
-
- /* p = middle block */
- p->align = alignment;
- p->free = 0;
- p->reserved = reserved;
- return p;
-}
-
-PMemBlock mmAllocMem( memHeap_t *heap, int size, int align2, int startSearch)
-{
- int mask,startofs,endofs;
- TMemBlock *p;
-
- if (!heap || align2 < 0 || size <= 0)
- return NULL;
- mask = (1 << align2)-1;
- startofs = 0;
- p = (TMemBlock *)heap;
- while (p) {
- if (ISFREE(p)) {
- startofs = (p->ofs + mask) & ~mask;
- if ( startofs < startSearch ) {
- startofs = startSearch;
- }
- endofs = startofs+size;
- if (endofs <= (p->ofs+p->size))
- break;
- }
- p = p->next;
- }
- if (!p)
- return NULL;
- p = SliceBlock(p,startofs,size,0,mask+1);
- p->heap = heap;
- return p;
-}
-
-static __inline__ int Join2Blocks(TMemBlock *p)
-{
- if (p->free && p->next && p->next->free) {
- TMemBlock *q = p->next;
- p->size += q->size;
- p->next = q->next;
- free(q);
- return 1;
- }
- return 0;
-}
-
-int mmFreeMem(PMemBlock b)
-{
- TMemBlock *p,*prev;
-
- if (!b)
- return 0;
- if (!b->heap) {
- fprintf(stderr, "no heap\n");
- return -1;
- }
- p = b->heap;
- prev = NULL;
- while (p && p != b) {
- prev = p;
- p = p->next;
- }
- if (!p || p->free || p->reserved) {
- if (!p)
- fprintf(stderr, "block not found in heap\n");
- else if (p->free)
- fprintf(stderr, "block already free\n");
- else
- fprintf(stderr, "block is reserved\n");
- return -1;
- }
- p->free = 1;
- Join2Blocks(p);
- if (prev)
- Join2Blocks(prev);
- return 0;
-}
-
-int mmReserveMem(memHeap_t *heap, int offset,int size)
-{
- int endofs;
- TMemBlock *p;
-
- if (!heap || size <= 0)
- return -1;
- endofs = offset+size;
- p = (TMemBlock *)heap;
- while (p && p->ofs <= offset) {
- if (ISFREE(p) && endofs <= (p->ofs+p->size)) {
- SliceBlock(p,offset,size,1,1);
- return 0;
- }
- p = p->next;
- }
- return -1;
-}
-
-int mmFreeReserved(memHeap_t *heap, int offset)
-{
- TMemBlock *p,*prev;
-
- if (!heap)
- return -1;
- p = (TMemBlock *)heap;
- prev = NULL;
- while (p && p->ofs != offset) {
- prev = p;
- p = p->next;
- }
- if (!p || !p->reserved)
- return -1;
- p->free = 1;
- p->reserved = 0;
- Join2Blocks(p);
- if (prev)
- Join2Blocks(prev);
- return 0;
-}
-
-void mmDestroy(memHeap_t *heap)
-{
- TMemBlock *p,*q;
-
- if (!heap)
- return;
- p = (TMemBlock *)heap;
- while (p) {
- q = p->next;
- free(p);
- p = q;
- }
-}
diff --git a/linux/sis_ds.h b/linux/sis_ds.h
deleted file mode 100644
index c3367dba..00000000
--- a/linux/sis_ds.h
+++ /dev/null
@@ -1,163 +0,0 @@
-/* sis_ds.h -- Private header for Direct Rendering Manager -*- linux-c -*-
- * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw
- *
- * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan.
- * 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:
- * Sung-Ching Lin <sclin@sis.com.tw>
- *
- */
-
-#ifndef _sis_ds_h_
-#define _sis_ds_h_
-
-/* Set Data Structure */
-
-#define SET_SIZE 5000
-#define MALLOC(s) kmalloc(s, GFP_KERNEL)
-#define FREE(s) kfree(s)
-
-typedef unsigned int ITEM_TYPE;
-
-typedef struct {
- ITEM_TYPE val;
- int alloc_next, free_next;
-} list_item_t;
-
-typedef struct {
- int alloc;
- int free;
- int trace;
- list_item_t list[SET_SIZE];
-} set_t;
-
-set_t *setInit(void);
-int setAdd(set_t *set, ITEM_TYPE item);
-int setDel(set_t *set, ITEM_TYPE item);
-int setFirst(set_t *set, ITEM_TYPE *item);
-int setNext(set_t *set, ITEM_TYPE *item);
-int setDestroy(set_t *set);
-
-#endif
-
-/*
- * GLX Hardware Device Driver common code
- * Copyright (C) 1999 Keith Whitwell
- *
- * 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 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
- * KEITH WHITWELL, OR ANY OTHER CONTRIBUTORS 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.
- *
- */
-
-#ifndef MM_INC
-#define MM_INC
-
-struct mem_block_t {
- struct mem_block_t *next;
- struct mem_block_t *heap;
- int ofs,size;
- int align;
- int free:1;
- int reserved:1;
-};
-typedef struct mem_block_t TMemBlock;
-typedef struct mem_block_t *PMemBlock;
-
-/* a heap is just the first block in a chain */
-typedef struct mem_block_t memHeap_t;
-
-static __inline__ int mmBlockSize(PMemBlock b)
-{ return b->size; }
-
-static __inline__ int mmOffset(PMemBlock b)
-{ return b->ofs; }
-
-static __inline__ void mmMarkReserved(PMemBlock b)
-{ b->reserved = 1; }
-
-/*
- * input: total size in bytes
- * return: a heap pointer if OK, NULL if error
- */
-memHeap_t *mmInit( int ofs, int size );
-
-
-
-memHeap_t *mmAddRange( memHeap_t *heap,
- int ofs,
- int size );
-
-
-/*
- * Allocate 'size' bytes with 2^align2 bytes alignment,
- * restrict the search to free memory after 'startSearch'
- * depth and back buffers should be in different 4mb banks
- * to get better page hits if possible
- * input: size = size of block
- * align2 = 2^align2 bytes alignment
- * startSearch = linear offset from start of heap to begin search
- * return: pointer to the allocated block, 0 if error
- */
-PMemBlock mmAllocMem( memHeap_t *heap, int size, int align2, int startSearch );
-
-/*
- * Free block starts at offset
- * input: pointer to a block
- * return: 0 if OK, -1 if error
- */
-int mmFreeMem( PMemBlock b );
-
-/*
- * Reserve 'size' bytes block start at offset
- * This is used to prevent allocation of memory already used
- * by the X server for the front buffer, pixmaps, and cursor
- * input: size, offset
- * output: 0 if OK, -1 if error
- */
-int mmReserveMem( memHeap_t *heap, int offset,int size );
-int mmFreeReserved( memHeap_t *heap, int offset );
-
-/*
- * destroy MM
- */
-void mmDestroy( memHeap_t *mmInit );
-
-/* For debuging purpose. */
-void mmDumpMemInfo( memHeap_t *mmInit );
-
-#endif
diff --git a/linux/sis_mm.c b/linux/sis_mm.c
deleted file mode 100644
index b2aa22d4..00000000
--- a/linux/sis_mm.c
+++ /dev/null
@@ -1,307 +0,0 @@
-/* sis_mm.c -- Private header for Direct Rendering Manager -*- linux-c -*-
- * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw
- *
- * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan.
- * 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:
- * Sung-Ching Lin <sclin@sis.com.tw>
- *
- */
-
-#define __NO_VERSION__
-#include "sis.h"
-#include <linux/sisfb.h>
-#include "drmP.h"
-#include "sis_drm.h"
-#include "sis_drv.h"
-#include "sis_ds.h"
-
-#define MAX_CONTEXT 100
-#define VIDEO_TYPE 0
-#define AGP_TYPE 1
-
-typedef struct {
- int used;
- int context;
- set_t *sets[2]; /* 0 for video, 1 for AGP */
-} sis_context_t;
-
-static sis_context_t global_ppriv[MAX_CONTEXT];
-
-static int add_alloc_set(int context, int type, unsigned int val)
-{
- int i, retval = 0;
-
- for(i = 0; i < MAX_CONTEXT; i++)
- if(global_ppriv[i].used && global_ppriv[i].context == context){
- retval = setAdd(global_ppriv[i].sets[type], val);
- break;
- }
- return retval;
-}
-
-static int del_alloc_set(int context, int type, unsigned int val)
-{
- int i, retval = 0;
- for(i = 0; i < MAX_CONTEXT; i++)
- if(global_ppriv[i].used && global_ppriv[i].context == context){
- retval = setDel(global_ppriv[i].sets[type], val);
- break;
- }
- return retval;
-}
-
-/* fb management via fb device */
-#if 1
-int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_sis_mem_t fb;
- struct sis_memreq req;
- int retval = 0;
-
- if (copy_from_user(&fb, (drm_sis_mem_t *)arg, sizeof(fb)))
- return -EFAULT;
-
- req.size = fb.size;
- sis_malloc(&req);
- if(req.offset){
- /* TODO */
- fb.offset = req.offset;
- fb.free = req.offset;
- if(!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)){
- DRM_DEBUG("adding to allocation set fails\n");
- sis_free(req.offset);
- retval = -1;
- }
- }
- else{
- fb.offset = 0;
- fb.size = 0;
- fb.free = 0;
- }
-
- if (copy_to_user((drm_sis_mem_t *)arg, &fb, sizeof(fb))) return -EFAULT;
-
- DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb.size, req.offset);
-
- return retval;
-}
-
-int sis_fb_free(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_sis_mem_t fb;
- int retval = 0;
-
- if (copy_from_user(&fb, (drm_sis_mem_t *)arg, sizeof(fb)))
- return -EFAULT;
-
- if(!fb.free){
- return -1;
- }
-
- sis_free(fb.free);
- if(!del_alloc_set(fb.context, VIDEO_TYPE, fb.free))
- retval = -1;
-
- DRM_DEBUG("free fb, offset = %d\n", fb.free);
-
- return retval;
-}
-
-#else
-
-int sis_fb_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- return -1;
-}
-
-int sis_fb_free(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- return 0;
-}
-
-#endif
-
-/* agp memory management */
-#if 1
-
-static memHeap_t *AgpHeap = NULL;
-
-int sisp_agp_init(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_sis_agp_t agp;
-
- if (copy_from_user(&agp, (drm_sis_agp_t *)arg, sizeof(agp)))
- return -EFAULT;
-
- AgpHeap = mmInit(agp.offset, agp.size);
-
- DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size);
-
- return 0;
-}
-
-int sisp_agp_alloc(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_sis_mem_t agp;
- PMemBlock block;
- int retval = 0;
-
- if(!AgpHeap)
- return -1;
-
- if (copy_from_user(&agp, (drm_sis_mem_t *)arg, sizeof(agp)))
- return -EFAULT;
-
- block = mmAllocMem(AgpHeap, agp.size, 0, 0);
- if(block){
- /* TODO */
- agp.offset = block->ofs;
- agp.free = (unsigned long)block;
- if(!add_alloc_set(agp.context, AGP_TYPE, agp.free)){
- DRM_DEBUG("adding to allocation set fails\n");
- mmFreeMem((PMemBlock)(unsigned long)agp.free);
- retval = -1;
- }
- }
- else{
- agp.offset = 0;
- agp.size = 0;
- agp.free = 0;
- }
-
- if (copy_to_user((drm_sis_mem_t *)arg, &agp, sizeof(agp))) return -EFAULT;
-
- DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size, agp.offset);
-
- return retval;
-}
-
-int sisp_agp_free(struct inode *inode, struct file *filp, unsigned int cmd,
- unsigned long arg)
-{
- drm_sis_mem_t agp;
- int retval = 0;
-
- if(!AgpHeap)
- return -1;
-
- if (copy_from_user(&agp, (drm_sis_mem_t *)arg, sizeof(agp)))
- return -EFAULT;
-
- if(!agp.free){
- return -1;
- }
-
- mmFreeMem((PMemBlock)(unsigned long)agp.free);
- if(!del_alloc_set(agp.context, AGP_TYPE, agp.free))
- retval = -1;
-
- DRM_DEBUG("free agp, free = %d\n", agp.free);
-
- return retval;
-}
-
-#endif
-
-int sis_init_context(int context)
-{
- int i;
-
- for(i = 0; i < MAX_CONTEXT ; i++)
- if(global_ppriv[i].used && (global_ppriv[i].context == context))
- break;
-
- if(i >= MAX_CONTEXT){
- for(i = 0; i < MAX_CONTEXT ; i++){
- if(!global_ppriv[i].used){
- global_ppriv[i].context = context;
- global_ppriv[i].used = 1;
- global_ppriv[i].sets[0] = setInit();
- global_ppriv[i].sets[1] = setInit();
- DRM_DEBUG("init allocation set, socket=%d, context = %d\n",
- i, context);
- break;
- }
- }
- if((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) ||
- (global_ppriv[i].sets[1] == NULL)){
- return 0;
- }
- }
-
- return 1;
-}
-
-int sis_final_context(int context)
-{
- int i;
-
- for(i=0; i<MAX_CONTEXT; i++)
- if(global_ppriv[i].used && (global_ppriv[i].context == context))
- break;
-
- if(i < MAX_CONTEXT){
- set_t *set;
- unsigned int item;
- int retval;
-
- DRM_DEBUG("find socket %d, context = %d\n", i, context);
-
- /* Video Memory */
- set = global_ppriv[i].sets[0];
- retval = setFirst(set, &item);
- while(retval){
- DRM_DEBUG("free video memory 0x%x\n", item);
- sis_free(item);
- retval = setNext(set, &item);
- }
- setDestroy(set);
-
- /* AGP Memory */
- set = global_ppriv[i].sets[1];
- retval = setFirst(set, &item);
- while(retval){
- DRM_DEBUG("free agp memory 0x%x\n", item);
- mmFreeMem((PMemBlock)(unsigned long)item);
- retval = setNext(set, &item);
- }
- setDestroy(set);
-
- global_ppriv[i].used = 0;
- }
-
- /* turn-off auto-flip */
- /* TODO */
-#if defined(SIS_STEREO)
- flip_final();
-#endif
-
- return 1;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-25 18:09:12 +0000