From: Felix Kuehling Date: Sun, 22 Feb 2004 16:20:16 +0000 (+0000) Subject: Merged the Savage DRM driver from the savage-2-0-0-branch into the trunk. X-Git-Tag: submit/1.0/20121108.012404~2162 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=3dea36d8437726fd57cc006e351ed8982b091d76;p=profile%2Fivi%2Flibdrm.git Merged the Savage DRM driver from the savage-2-0-0-branch into the trunk. --- diff --git a/linux-core/Makefile.kernel b/linux-core/Makefile.kernel index fb39e63..68e3504 100644 --- a/linux-core/Makefile.kernel +++ b/linux-core/Makefile.kernel @@ -16,6 +16,7 @@ i830-objs := i830_drv.o i830_dma.o i830_irq.o radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o sis-objs := sis_drv.o sis_ds.o sis_mm.o ffb-objs := ffb_drv.o ffb_context.o +savage-objs := savage_drv.o savage_dma.o # Kernel version checks @@ -30,7 +31,8 @@ endif ifeq ($(BELOW25),y) O_TARGET := drm.o -list-multi := gamma.o tdfx.o r128.o mga.o i810.o i830.o ffb.o radeon.o +list-multi := gamma.o tdfx.o r128.o mga.o i810.o i830.o ffb.o radeon.o \ + savage.o obj-m := obj-n := obj- := @@ -45,6 +47,7 @@ obj-$(CONFIG_DRM_I810) += i810.o obj-$(CONFIG_DRM_I830) += i830.o obj-$(CONFIG_DRM_SIS) += sis.o obj-$(CONFIG_DRM_FFB) += ffb.o +obj-$(CONFIG_DRM_SAVAGE)+= savage.o ifeq ($(BELOW2552),y) include $(TOPDIR)/Rules.make @@ -77,5 +80,8 @@ sis.o: $(sis-objs) $(lib) ffb.o: $(ffb-objs) $(lib) $(LD) -r -o $@ $(ffb-objs) $(lib) + +savage.o: $(savage-objs) $(lib) + $(LD) -r -o $@ $(savage-objs) $(lib) endif diff --git a/linux-core/savage.h b/linux-core/savage.h new file mode 100644 index 0000000..5ccd22d --- /dev/null +++ b/linux-core/savage.h @@ -0,0 +1,63 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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 __SAVAGE_H__ +#define __SAVAGE_H__ + +/* This remains constant for all DRM template files. + */ +#define DRM(x) savage_##x + +/* General customization: + */ +#define __HAVE_AGP 1 +#define __MUST_HAVE_AGP 1 +#define __HAVE_MTRR 1 +#define __HAVE_CTX_BITMAP 1 + +#define DRIVER_PCI_IDS \ + {0x5333, 0x8a22, 0, "Savage4"}, \ + {0x5333, 0x8a23, 0, "Savage4"}, \ + {0x5333, 0x8c10, 0, "Savage/MX-MV"}, \ + {0x5333, 0x8c11, 0, "Savage/MX"}, \ + {0x5333, 0x8c12, 0, "Savage/IX-MV"}, \ + {0x5333, 0x8c13, 0, "Savage/IX"}, \ + {0x5333, 0x8c20, 0, "Savage 3D"}, \ + {0x5333, 0x8c21, 0, "Savage 3D/MV"}, \ + {0x5333, 0x8c22, 0, "SuperSavage MX/128"}, \ + {0x5333, 0x8c24, 0, "SuperSavage MX/64"}, \ + {0x5333, 0x8c26, 0, "SuperSavage MX/64C"}, \ + {0x5333, 0x8c2a, 0, "SuperSavage IX/128 SDR"}, \ + {0x5333, 0x8c2b, 0, "SuperSavage IX/128 DDR"}, \ + {0x5333, 0x8c2c, 0, "SuperSavage IX/64 SDR"}, \ + {0x5333, 0x8c2d, 0, "SuperSavage IX/64 DDR"}, \ + {0x5333, 0x8c2e, 0, "SuperSavage IX/C SDR"}, \ + {0x5333, 0x8c2f, 0, "SuperSavage IX/C DDR"}, \ + {0x5333, 0x8a25, 0, "ProSavage PM133"}, \ + {0x5333, 0x8a26, 0, "ProSavage KM133"}, \ + {0x5333, 0x8d01, 0, "ProSavage PN133"}, \ + {0x5333, 0x8d02, 0, "ProSavage KN133"}, \ + {0x5333, 0x8d04, 0, "ProSavage DDR"} + +#endif diff --git a/linux-core/savage_dma.c b/linux-core/savage_dma.c new file mode 100644 index 0000000..87f8bbb --- /dev/null +++ b/linux-core/savage_dma.c @@ -0,0 +1,38 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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. + */ + + +/*=========================================================*/ +#define __NO_VERSION__ +#include "savage.h" +#include "drmP.h" +#include "savage_drv.h" + +#include /* For task queue support */ +#include + +#define SAVAGE_DEFAULT_USEC_TIMEOUT 10000 +#define SAVAGE_FREELIST_DEBUG 0 + + diff --git a/linux-core/savage_drm.h b/linux-core/savage_drm.h new file mode 100644 index 0000000..f7d4f40 --- /dev/null +++ b/linux-core/savage_drm.h @@ -0,0 +1,238 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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 __SAVAGE_DRM_H__ +#define __SAVAGE_DRM_H__ + +#ifndef __SAVAGE_SAREA_DEFINES__ +#define __SAVAGE_SAREA_DEFINES__ + +#define DRM_SAVAGE_MEM_PAGE (1UL<<12) +#define DRM_SAVAGE_MEM_WORK 32 +#define DRM_SAVAGE_MEM_LOCATION_PCI 1 +#define DRM_SAVAGE_MEM_LOCATION_AGP 2 +#define DRM_SAVAGE_DMA_AGP_SIZE (16*1024*1024) + +typedef struct drm_savage_alloc_cont_mem +{ + size_t size; /*size of buffer*/ + unsigned long type; /*4k page or word*/ + unsigned long alignment; + unsigned long location; /*agp or pci*/ + + unsigned long phyaddress; + unsigned long linear; +} drm_savage_alloc_cont_mem_t; + +typedef struct drm_savage_get_physcis_address +{ + unsigned long v_address; + unsigned long p_address; +}drm_savage_get_physcis_address_t; + +/*ioctl number*/ +#define DRM_IOCTL_SAVAGE_ALLOC_CONTINUOUS_MEM \ + DRM_IOWR(0x40,drm_savage_alloc_cont_mem_t) +#define DRM_IOCTL_SAVAGE_GET_PHYSICS_ADDRESS \ + DRM_IOWR(0x41, drm_savage_get_physcis_address_t) +#define DRM_IOCTL_SAVAGE_FREE_CONTINUOUS_MEM \ + DRM_IOWR(0x42, drm_savage_alloc_cont_mem_t) + +#define SAVAGE_FRONT 0x1 +#define SAVAGE_BACK 0x2 +#define SAVAGE_DEPTH 0x4 +#define SAVAGE_STENCIL 0x8 + +/* What needs to be changed for the current vertex dma buffer? + */ +#define SAVAGE_UPLOAD_CTX 0x1 +#define SAVAGE_UPLOAD_TEX0 0x2 +#define SAVAGE_UPLOAD_TEX1 0x4 +#define SAVAGE_UPLOAD_PIPE 0x8 /* <- seems should be removed, Jiayo Hsu */ +#define SAVAGE_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */ +#define SAVAGE_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */ +#define SAVAGE_UPLOAD_2D 0x40 +#define SAVAGE_WAIT_AGE 0x80 /* handled client-side */ +#define SAVAGE_UPLOAD_CLIPRECTS 0x100 /* handled client-side */ +/*frank:add Buffer state 2001/11/15*/ +#define SAVAGE_UPLOAD_BUFFERS 0x200 +/* original marked off in MGA drivers , Jiayo Hsu Oct.23,2001 */ + +/* Keep these small for testing. + */ +#define SAVAGE_NR_SAREA_CLIPRECTS 8 + +/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 + * regions, subject to a minimum region size of (1<<16) == 64k. + * + * Clients may subdivide regions internally, but when sharing between + * clients, the region size is the minimum granularity. + */ + +#define SAVAGE_CARD_HEAP 0 +#define SAVAGE_AGP_HEAP 1 +#define SAVAGE_NR_TEX_HEAPS 2 +#define SAVAGE_NR_TEX_REGIONS 16 /* num. of global texture manage list element*/ +#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16 /* each region 64K, Jiayo Hsu */ + +#endif /* __SAVAGE_SAREA_DEFINES__ */ + +/* drm_tex_region_t define in drm.h */ + +typedef drm_tex_region_t drm_savage_tex_region_t; + +/* Setup registers for 2D, X server + */ +typedef struct { + unsigned int pitch; +} drm_savage_server_regs_t; + + +typedef struct _drm_savage_sarea { + /* The channel for communication of state information to the kernel + * on firing a vertex dma buffer. + */ + unsigned int setup[28]; /* 3D context registers */ + drm_savage_server_regs_t server_state; + + unsigned int dirty; + + unsigned int vertsize; /* vertext size */ + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[SAVAGE_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Information about the most recently used 3d drawable. The + * client fills in the req_* fields, the server fills in the + * exported_ fields and puts the cliprects into boxes, above. + * + * The client clears the exported_drawable field before + * clobbering the boxes data. + */ + unsigned int req_drawable; /* the X drawable id */ + unsigned int req_draw_buffer; /* SAVAGE_FRONT or SAVAGE_BACK */ + + unsigned int exported_drawable; + unsigned int exported_index; + unsigned int exported_stamp; + unsigned int exported_buffers; + unsigned int exported_nfront; + unsigned int exported_nback; + int exported_back_x, exported_front_x, exported_w; + int exported_back_y, exported_front_y, exported_h; + drm_clip_rect_t exported_boxes[SAVAGE_NR_SAREA_CLIPRECTS]; + + /* Counters for aging textures and for client-side throttling. + */ + unsigned int status[4]; + + + /* LRU lists for texture memory in agp space and on the card. + */ + drm_tex_region_t texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS+1]; + unsigned int texAge[SAVAGE_NR_TEX_HEAPS]; + + /* Mechanism to validate card state. + */ + int ctxOwner; + unsigned long shadow_status[64];/*too big?*/ + + /*agp offset*/ + unsigned long agp_offset; +} drm_savage_sarea_t,*drm_savage_sarea_ptr; + + + +typedef struct drm_savage_init { + + unsigned long sarea_priv_offset; + + int chipset; + int sgram; + + unsigned int maccess; + + unsigned int fb_cpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset, depth_pitch; + + unsigned int texture_offset[SAVAGE_NR_TEX_HEAPS]; + unsigned int texture_size[SAVAGE_NR_TEX_HEAPS]; + + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long status_offset; +} drm_savage_init_t; + +typedef struct drm_savage_fullscreen { + enum { + SAVAGE_INIT_FULLSCREEN = 0x01, + SAVAGE_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_savage_fullscreen_t; + +typedef struct drm_savage_clear { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; +} drm_savage_clear_t; + +typedef struct drm_savage_vertex { + int idx; /* buffer to queue */ + int used; /* bytes in use */ + int discard; /* client finished with buffer? */ +} drm_savage_vertex_t; + +typedef struct drm_savage_indices { + int idx; /* buffer to queue */ + unsigned int start; + unsigned int end; + int discard; /* client finished with buffer? */ +} drm_savage_indices_t; + +typedef struct drm_savage_iload { + int idx; + unsigned int dstorg; + unsigned int length; +} drm_savage_iload_t; + +typedef struct _drm_savage_blit { + unsigned int planemask; + unsigned int srcorg; + unsigned int dstorg; + int src_pitch, dst_pitch; + int delta_sx, delta_sy; + int delta_dx, delta_dy; + int height, ydir; /* flip image vertically */ + int source_pitch, dest_pitch; +} drm_savage_blit_t; + +#endif diff --git a/linux-core/savage_drv.c b/linux-core/savage_drv.c new file mode 100644 index 0000000..8013c52 --- /dev/null +++ b/linux-core/savage_drv.c @@ -0,0 +1,275 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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. + */ + +#include +#include "savage.h" +#include "drmP.h" +#include "savage_drm.h" +#include "savage_drv.h" + +#define DRIVER_AUTHOR "John Zhao, S3 Graphics Inc." + +#define DRIVER_NAME "savage" +#define DRIVER_DESC "Savage4 Family" +#define DRIVER_DATE "20011023" + +#define DRIVER_MAJOR 1 +#define DRIVER_MINOR 0 +#define DRIVER_PATCHLEVEL 0 + +/* Currently Savage4 not implement DMA */ +/* mark off by Jiayo Hsu, Oct. 23, 2001*/ + + +#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0) + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_SAVAGE_ALLOC_CONTINUOUS_MEM)] \ + = {savage_alloc_continuous_mem,1,0},\ + [DRM_IOCTL_NR( DRM_IOCTL_SAVAGE_GET_PHYSICS_ADDRESS)] \ + = {savage_get_physics_address,1,0},\ + [DRM_IOCTL_NR(DRM_IOCTL_SAVAGE_FREE_CONTINUOUS_MEM)] \ + = {savage_free_cont_mem,1,0} + +int savage_alloc_continuous_mem(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_savage_alloc_cont_mem_t cont_mem; + unsigned long size,addr; + void * ret; + int i; + mem_map_t *p; + pgprot_t flags; + + /* add to list */ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_map_t *map; + drm_map_list_t *list; + + if (copy_from_user(&cont_mem,(drm_savage_alloc_cont_mem_t *)arg,sizeof(cont_mem))) + return -EFAULT; + + map = DRM(alloc)( sizeof(*map), DRM_MEM_MAPS ); + if ( !map ) + return -ENOMEM; + + /*check the parameters*/ + if (cont_mem.size <= 0 ) + return -EINVAL; + + size = cont_mem.type * cont_mem.size; + printk("[drm]JTLIsize = %d\n",size); + + ret = (void *)__get_free_pages(GFP_KERNEL, get_order(size)); + if (ret == NULL) + { + printk("Kalloc error\n"); + return 0; + } + + /*set the reserverd flag so that the remap_page_range can map these page*/ + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) + SetPageReserved(p); + + cont_mem.phyaddress = virt_to_bus(ret); + cont_mem.location = DRM_SAVAGE_MEM_LOCATION_PCI; /* pci only at present*/ + + + /*Map the memory to user space*/ + down_write(¤t->mm->mmap_sem); + addr=do_mmap(NULL,0,size,PROT_READ|PROT_WRITE,MAP_PRIVATE,cont_mem.phyaddress); + if (addr<=0) + return -EFAULT; + pgprot_val(flags)=_PAGE_PRESENT | _PAGE_RW |_PAGE_USER ; + if (remap_page_range(addr,cont_mem.phyaddress,size,flags)) + return -EFAULT; + up_write(¤t->mm->mmap_sem); + + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) + ClearPageReserved(p); + + cont_mem.linear = addr; + + /*map list*/ + map->handle = ret; /* to distinguish with other*/ + map->offset = cont_mem.phyaddress; + map->size = size; + map->mtrr=-1; + /*map-flags,type??*/ + + list = DRM(alloc)(sizeof(*list), DRM_MEM_MAPS); + if(!list) { + DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); + return -EINVAL; + } + memset(list, 0, sizeof(*list)); + list->map = map; + + down(&dev->struct_sem); + list_add(&list->head, &dev->maplist->head); + up(&dev->struct_sem); + + if (copy_to_user((drm_savage_alloc_cont_mem_t *)arg,&cont_mem,sizeof(cont_mem))) + return -EFAULT; + + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) + atomic_set(&p->count,1); + + return 1;/*success*/ +} + +int savage_get_physics_address(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + + drm_savage_get_physcis_address_t req; + unsigned long buf; + pgd_t *pgd; + pmd_t *pmd; + pte_t *pte; + struct mm_struct *mm; + + if (copy_from_user(&req,(drm_savage_get_physcis_address_t *)arg,sizeof(req))) + return -EFAULT; + buf = req.v_address; + + /*What kind of virtual address ?*/ + if (buf >= (unsigned long)high_memory) + mm = &init_mm; + else + mm = current->mm; + +#ifdef LINUX_24 + spin_lock(&mm->page_table_lock); +#endif + + pgd=pgd_offset(mm,buf); + pmd=pmd_offset(pgd,buf); + pte=pte_offset(pmd,buf); + + if (!pte_present(*pte)) + return -EFAULT; + + req.p_address = ((pte_val(*pte) &PAGE_MASK) |( buf&(PAGE_SIZE-1))); + + if (copy_to_user((drm_savage_get_physcis_address_t *)arg,&req,sizeof(req))) + return -EFAULT; + return 1; +} + +/*free the continuous memory*/ +int savage_free_cont_mem(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_savage_alloc_cont_mem_t cont_mem; + unsigned long size; + + /*map list */ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_map_t *map; + struct list_head *list; + drm_map_list_t *r_list = NULL; + + if (copy_from_user(&cont_mem,(drm_savage_alloc_cont_mem_t *)arg,sizeof(cont_mem))) + return -EFAULT; + size = cont_mem.type * cont_mem.size; + if (size <= 0) + return -EINVAL; + + /* find the map in the list */ + list_for_each(list,&dev->maplist->head) + { + r_list = (drm_map_list_t *) list; + + if(r_list->map && + r_list->map->offset == cont_mem.phyaddress ) + break; + } + /*find none*/ + if(list == (&dev->maplist->head)) { + up(&dev->struct_sem); + return -EINVAL; + } + map = r_list->map; + list_del(list); + DRM(free)(list, sizeof(*list), DRM_MEM_MAPS); + + /*unmap the user space */ +#if 0 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,18)) + if ( do_munmap(current->mm,cont_mem.linear,size,1)!=0) +#else + if ( do_munmap(current->mm,cont_mem.linear,size)!=0) +#endif + return -EFAULT; + /*free the page*/ + free_pages((unsigned long)map->handle, get_order(size)); + + return 1; +} +#else /* LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0) */ +#define DRIVER_IOCTLS +#endif /* LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0) */ + +#if 0 + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { mga_dma_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INIT)] = { mga_dma_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)] = { mga_dma_flush, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_RESET)] = { mga_dma_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_SWAP)] = { mga_dma_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_CLEAR)] = { mga_dma_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)] = { mga_dma_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_dma_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_ILOAD)] = { mga_dma_iload, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_BLIT)] = { mga_dma_blit, 1, 0 }, + + +#define __HAVE_COUNTERS 3 +#define __HAVE_COUNTER6 _DRM_STAT_IRQ +#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY +#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY + +#endif /* end #if 0 */ + +#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_memory.h" +#include "drm_proc.h" +#include "drm_vm.h" +#include "drm_stub.h" + + + diff --git a/linux-core/savage_drv.h b/linux-core/savage_drv.h new file mode 100644 index 0000000..4cb59fe --- /dev/null +++ b/linux-core/savage_drv.h @@ -0,0 +1,27 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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 __SAVAGE_DRV_H__ +#define __SAVAGE_DRV_H__ + +#endif /* end #ifndef __SAVAGE_DRV_ */ diff --git a/linux/Makefile.kernel b/linux/Makefile.kernel index fb39e63..68e3504 100644 --- a/linux/Makefile.kernel +++ b/linux/Makefile.kernel @@ -16,6 +16,7 @@ i830-objs := i830_drv.o i830_dma.o i830_irq.o radeon-objs := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o radeon_irq.o sis-objs := sis_drv.o sis_ds.o sis_mm.o ffb-objs := ffb_drv.o ffb_context.o +savage-objs := savage_drv.o savage_dma.o # Kernel version checks @@ -30,7 +31,8 @@ endif ifeq ($(BELOW25),y) O_TARGET := drm.o -list-multi := gamma.o tdfx.o r128.o mga.o i810.o i830.o ffb.o radeon.o +list-multi := gamma.o tdfx.o r128.o mga.o i810.o i830.o ffb.o radeon.o \ + savage.o obj-m := obj-n := obj- := @@ -45,6 +47,7 @@ obj-$(CONFIG_DRM_I810) += i810.o obj-$(CONFIG_DRM_I830) += i830.o obj-$(CONFIG_DRM_SIS) += sis.o obj-$(CONFIG_DRM_FFB) += ffb.o +obj-$(CONFIG_DRM_SAVAGE)+= savage.o ifeq ($(BELOW2552),y) include $(TOPDIR)/Rules.make @@ -77,5 +80,8 @@ sis.o: $(sis-objs) $(lib) ffb.o: $(ffb-objs) $(lib) $(LD) -r -o $@ $(ffb-objs) $(lib) + +savage.o: $(savage-objs) $(lib) + $(LD) -r -o $@ $(savage-objs) $(lib) endif diff --git a/linux/Makefile.linux b/linux/Makefile.linux index 485d51c..258d6eb 100644 --- a/linux/Makefile.linux +++ b/linux/Makefile.linux @@ -44,7 +44,7 @@ endif MACHINE := $(shell uname -m) # Modules for all architectures -MODULE_LIST := gamma.o tdfx.o r128.o radeon.o mga.o sis.o +MODULE_LIST := gamma.o tdfx.o r128.o radeon.o mga.o sis.o savage.o # Modules only for ix86 architectures ifneq (,$(findstring 86,$(MACHINE))) @@ -83,6 +83,8 @@ I810HEADERS = i810.h i810_drv.h i810_drm.h $(DRMHEADERS) $(DRMTEMPLATES) I830HEADERS = i830.h i830_drv.h i830_drm.h $(DRMHEADERS) $(DRMTEMPLATES) SISHEADERS= sis.h sis_drv.h sis_drm.h $(DRMHEADERS) SISSHARED= sis.h sis_drv.h sis_drm.h sis_ds.c sis_ds.h sis_mm.c +SAVAGEHEADERS= savage.h savage_drv.h savage_drm.h $(DRMHEADERS) \ + $(DRMTEMPLATES) SHAREDSRC = $(DRMSHARED) $(MGASHARED) $(R128SHARED) $(RADEONSHARED) \ $(SISSHARED) $(TDFXSHARED) @@ -314,6 +316,7 @@ CONFIG_DRM_RADEON := n CONFIG_DRM_I830 := n CONFIG_DRM_SIS := n CONFIG_DRM_FFB := n +CONFIG_DRM_SAVAGE := n # Enable module builds for the modules requested/supported. @@ -345,6 +348,9 @@ endif ifneq (,$(findstring i830,$(DRM_MODULES))) CONFIG_DRM_I830 := m endif +ifneq (,$(findstring savage,$(DRM_MODULES))) +CONFIG_DRM_SAVAGE := m +endif endif include $(DRMSRCDIR)/Makefile.kernel @@ -359,6 +365,7 @@ $(i830-objs): $(I830HEADERS) $(radeon-objs): $(RADEONHEADERS) $(sis-objs): $(SISHEADERS) $(ffb-objs): $(FFBHEADERS) +$(savage-objs): $(SAVAGEHEADERS) endif diff --git a/linux/savage.h b/linux/savage.h new file mode 100644 index 0000000..5ccd22d --- /dev/null +++ b/linux/savage.h @@ -0,0 +1,63 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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 __SAVAGE_H__ +#define __SAVAGE_H__ + +/* This remains constant for all DRM template files. + */ +#define DRM(x) savage_##x + +/* General customization: + */ +#define __HAVE_AGP 1 +#define __MUST_HAVE_AGP 1 +#define __HAVE_MTRR 1 +#define __HAVE_CTX_BITMAP 1 + +#define DRIVER_PCI_IDS \ + {0x5333, 0x8a22, 0, "Savage4"}, \ + {0x5333, 0x8a23, 0, "Savage4"}, \ + {0x5333, 0x8c10, 0, "Savage/MX-MV"}, \ + {0x5333, 0x8c11, 0, "Savage/MX"}, \ + {0x5333, 0x8c12, 0, "Savage/IX-MV"}, \ + {0x5333, 0x8c13, 0, "Savage/IX"}, \ + {0x5333, 0x8c20, 0, "Savage 3D"}, \ + {0x5333, 0x8c21, 0, "Savage 3D/MV"}, \ + {0x5333, 0x8c22, 0, "SuperSavage MX/128"}, \ + {0x5333, 0x8c24, 0, "SuperSavage MX/64"}, \ + {0x5333, 0x8c26, 0, "SuperSavage MX/64C"}, \ + {0x5333, 0x8c2a, 0, "SuperSavage IX/128 SDR"}, \ + {0x5333, 0x8c2b, 0, "SuperSavage IX/128 DDR"}, \ + {0x5333, 0x8c2c, 0, "SuperSavage IX/64 SDR"}, \ + {0x5333, 0x8c2d, 0, "SuperSavage IX/64 DDR"}, \ + {0x5333, 0x8c2e, 0, "SuperSavage IX/C SDR"}, \ + {0x5333, 0x8c2f, 0, "SuperSavage IX/C DDR"}, \ + {0x5333, 0x8a25, 0, "ProSavage PM133"}, \ + {0x5333, 0x8a26, 0, "ProSavage KM133"}, \ + {0x5333, 0x8d01, 0, "ProSavage PN133"}, \ + {0x5333, 0x8d02, 0, "ProSavage KN133"}, \ + {0x5333, 0x8d04, 0, "ProSavage DDR"} + +#endif diff --git a/linux/savage_dma.c b/linux/savage_dma.c new file mode 100644 index 0000000..87f8bbb --- /dev/null +++ b/linux/savage_dma.c @@ -0,0 +1,38 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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. + */ + + +/*=========================================================*/ +#define __NO_VERSION__ +#include "savage.h" +#include "drmP.h" +#include "savage_drv.h" + +#include /* For task queue support */ +#include + +#define SAVAGE_DEFAULT_USEC_TIMEOUT 10000 +#define SAVAGE_FREELIST_DEBUG 0 + + diff --git a/linux/savage_drm.h b/linux/savage_drm.h new file mode 100644 index 0000000..f7d4f40 --- /dev/null +++ b/linux/savage_drm.h @@ -0,0 +1,238 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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 __SAVAGE_DRM_H__ +#define __SAVAGE_DRM_H__ + +#ifndef __SAVAGE_SAREA_DEFINES__ +#define __SAVAGE_SAREA_DEFINES__ + +#define DRM_SAVAGE_MEM_PAGE (1UL<<12) +#define DRM_SAVAGE_MEM_WORK 32 +#define DRM_SAVAGE_MEM_LOCATION_PCI 1 +#define DRM_SAVAGE_MEM_LOCATION_AGP 2 +#define DRM_SAVAGE_DMA_AGP_SIZE (16*1024*1024) + +typedef struct drm_savage_alloc_cont_mem +{ + size_t size; /*size of buffer*/ + unsigned long type; /*4k page or word*/ + unsigned long alignment; + unsigned long location; /*agp or pci*/ + + unsigned long phyaddress; + unsigned long linear; +} drm_savage_alloc_cont_mem_t; + +typedef struct drm_savage_get_physcis_address +{ + unsigned long v_address; + unsigned long p_address; +}drm_savage_get_physcis_address_t; + +/*ioctl number*/ +#define DRM_IOCTL_SAVAGE_ALLOC_CONTINUOUS_MEM \ + DRM_IOWR(0x40,drm_savage_alloc_cont_mem_t) +#define DRM_IOCTL_SAVAGE_GET_PHYSICS_ADDRESS \ + DRM_IOWR(0x41, drm_savage_get_physcis_address_t) +#define DRM_IOCTL_SAVAGE_FREE_CONTINUOUS_MEM \ + DRM_IOWR(0x42, drm_savage_alloc_cont_mem_t) + +#define SAVAGE_FRONT 0x1 +#define SAVAGE_BACK 0x2 +#define SAVAGE_DEPTH 0x4 +#define SAVAGE_STENCIL 0x8 + +/* What needs to be changed for the current vertex dma buffer? + */ +#define SAVAGE_UPLOAD_CTX 0x1 +#define SAVAGE_UPLOAD_TEX0 0x2 +#define SAVAGE_UPLOAD_TEX1 0x4 +#define SAVAGE_UPLOAD_PIPE 0x8 /* <- seems should be removed, Jiayo Hsu */ +#define SAVAGE_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */ +#define SAVAGE_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */ +#define SAVAGE_UPLOAD_2D 0x40 +#define SAVAGE_WAIT_AGE 0x80 /* handled client-side */ +#define SAVAGE_UPLOAD_CLIPRECTS 0x100 /* handled client-side */ +/*frank:add Buffer state 2001/11/15*/ +#define SAVAGE_UPLOAD_BUFFERS 0x200 +/* original marked off in MGA drivers , Jiayo Hsu Oct.23,2001 */ + +/* Keep these small for testing. + */ +#define SAVAGE_NR_SAREA_CLIPRECTS 8 + +/* 2 heaps (1 for card, 1 for agp), each divided into upto 128 + * regions, subject to a minimum region size of (1<<16) == 64k. + * + * Clients may subdivide regions internally, but when sharing between + * clients, the region size is the minimum granularity. + */ + +#define SAVAGE_CARD_HEAP 0 +#define SAVAGE_AGP_HEAP 1 +#define SAVAGE_NR_TEX_HEAPS 2 +#define SAVAGE_NR_TEX_REGIONS 16 /* num. of global texture manage list element*/ +#define SAVAGE_LOG_MIN_TEX_REGION_SIZE 16 /* each region 64K, Jiayo Hsu */ + +#endif /* __SAVAGE_SAREA_DEFINES__ */ + +/* drm_tex_region_t define in drm.h */ + +typedef drm_tex_region_t drm_savage_tex_region_t; + +/* Setup registers for 2D, X server + */ +typedef struct { + unsigned int pitch; +} drm_savage_server_regs_t; + + +typedef struct _drm_savage_sarea { + /* The channel for communication of state information to the kernel + * on firing a vertex dma buffer. + */ + unsigned int setup[28]; /* 3D context registers */ + drm_savage_server_regs_t server_state; + + unsigned int dirty; + + unsigned int vertsize; /* vertext size */ + + /* The current cliprects, or a subset thereof. + */ + drm_clip_rect_t boxes[SAVAGE_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Information about the most recently used 3d drawable. The + * client fills in the req_* fields, the server fills in the + * exported_ fields and puts the cliprects into boxes, above. + * + * The client clears the exported_drawable field before + * clobbering the boxes data. + */ + unsigned int req_drawable; /* the X drawable id */ + unsigned int req_draw_buffer; /* SAVAGE_FRONT or SAVAGE_BACK */ + + unsigned int exported_drawable; + unsigned int exported_index; + unsigned int exported_stamp; + unsigned int exported_buffers; + unsigned int exported_nfront; + unsigned int exported_nback; + int exported_back_x, exported_front_x, exported_w; + int exported_back_y, exported_front_y, exported_h; + drm_clip_rect_t exported_boxes[SAVAGE_NR_SAREA_CLIPRECTS]; + + /* Counters for aging textures and for client-side throttling. + */ + unsigned int status[4]; + + + /* LRU lists for texture memory in agp space and on the card. + */ + drm_tex_region_t texList[SAVAGE_NR_TEX_HEAPS][SAVAGE_NR_TEX_REGIONS+1]; + unsigned int texAge[SAVAGE_NR_TEX_HEAPS]; + + /* Mechanism to validate card state. + */ + int ctxOwner; + unsigned long shadow_status[64];/*too big?*/ + + /*agp offset*/ + unsigned long agp_offset; +} drm_savage_sarea_t,*drm_savage_sarea_ptr; + + + +typedef struct drm_savage_init { + + unsigned long sarea_priv_offset; + + int chipset; + int sgram; + + unsigned int maccess; + + unsigned int fb_cpp; + unsigned int front_offset, front_pitch; + unsigned int back_offset, back_pitch; + + unsigned int depth_cpp; + unsigned int depth_offset, depth_pitch; + + unsigned int texture_offset[SAVAGE_NR_TEX_HEAPS]; + unsigned int texture_size[SAVAGE_NR_TEX_HEAPS]; + + unsigned long fb_offset; + unsigned long mmio_offset; + unsigned long status_offset; +} drm_savage_init_t; + +typedef struct drm_savage_fullscreen { + enum { + SAVAGE_INIT_FULLSCREEN = 0x01, + SAVAGE_CLEANUP_FULLSCREEN = 0x02 + } func; +} drm_savage_fullscreen_t; + +typedef struct drm_savage_clear { + unsigned int flags; + unsigned int clear_color; + unsigned int clear_depth; + unsigned int color_mask; + unsigned int depth_mask; +} drm_savage_clear_t; + +typedef struct drm_savage_vertex { + int idx; /* buffer to queue */ + int used; /* bytes in use */ + int discard; /* client finished with buffer? */ +} drm_savage_vertex_t; + +typedef struct drm_savage_indices { + int idx; /* buffer to queue */ + unsigned int start; + unsigned int end; + int discard; /* client finished with buffer? */ +} drm_savage_indices_t; + +typedef struct drm_savage_iload { + int idx; + unsigned int dstorg; + unsigned int length; +} drm_savage_iload_t; + +typedef struct _drm_savage_blit { + unsigned int planemask; + unsigned int srcorg; + unsigned int dstorg; + int src_pitch, dst_pitch; + int delta_sx, delta_sy; + int delta_dx, delta_dy; + int height, ydir; /* flip image vertically */ + int source_pitch, dest_pitch; +} drm_savage_blit_t; + +#endif diff --git a/linux/savage_drv.c b/linux/savage_drv.c new file mode 100644 index 0000000..8013c52 --- /dev/null +++ b/linux/savage_drv.c @@ -0,0 +1,275 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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. + */ + +#include +#include "savage.h" +#include "drmP.h" +#include "savage_drm.h" +#include "savage_drv.h" + +#define DRIVER_AUTHOR "John Zhao, S3 Graphics Inc." + +#define DRIVER_NAME "savage" +#define DRIVER_DESC "Savage4 Family" +#define DRIVER_DATE "20011023" + +#define DRIVER_MAJOR 1 +#define DRIVER_MINOR 0 +#define DRIVER_PATCHLEVEL 0 + +/* Currently Savage4 not implement DMA */ +/* mark off by Jiayo Hsu, Oct. 23, 2001*/ + + +#if LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0) + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_SAVAGE_ALLOC_CONTINUOUS_MEM)] \ + = {savage_alloc_continuous_mem,1,0},\ + [DRM_IOCTL_NR( DRM_IOCTL_SAVAGE_GET_PHYSICS_ADDRESS)] \ + = {savage_get_physics_address,1,0},\ + [DRM_IOCTL_NR(DRM_IOCTL_SAVAGE_FREE_CONTINUOUS_MEM)] \ + = {savage_free_cont_mem,1,0} + +int savage_alloc_continuous_mem(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_savage_alloc_cont_mem_t cont_mem; + unsigned long size,addr; + void * ret; + int i; + mem_map_t *p; + pgprot_t flags; + + /* add to list */ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_map_t *map; + drm_map_list_t *list; + + if (copy_from_user(&cont_mem,(drm_savage_alloc_cont_mem_t *)arg,sizeof(cont_mem))) + return -EFAULT; + + map = DRM(alloc)( sizeof(*map), DRM_MEM_MAPS ); + if ( !map ) + return -ENOMEM; + + /*check the parameters*/ + if (cont_mem.size <= 0 ) + return -EINVAL; + + size = cont_mem.type * cont_mem.size; + printk("[drm]JTLIsize = %d\n",size); + + ret = (void *)__get_free_pages(GFP_KERNEL, get_order(size)); + if (ret == NULL) + { + printk("Kalloc error\n"); + return 0; + } + + /*set the reserverd flag so that the remap_page_range can map these page*/ + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) + SetPageReserved(p); + + cont_mem.phyaddress = virt_to_bus(ret); + cont_mem.location = DRM_SAVAGE_MEM_LOCATION_PCI; /* pci only at present*/ + + + /*Map the memory to user space*/ + down_write(¤t->mm->mmap_sem); + addr=do_mmap(NULL,0,size,PROT_READ|PROT_WRITE,MAP_PRIVATE,cont_mem.phyaddress); + if (addr<=0) + return -EFAULT; + pgprot_val(flags)=_PAGE_PRESENT | _PAGE_RW |_PAGE_USER ; + if (remap_page_range(addr,cont_mem.phyaddress,size,flags)) + return -EFAULT; + up_write(¤t->mm->mmap_sem); + + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) + ClearPageReserved(p); + + cont_mem.linear = addr; + + /*map list*/ + map->handle = ret; /* to distinguish with other*/ + map->offset = cont_mem.phyaddress; + map->size = size; + map->mtrr=-1; + /*map-flags,type??*/ + + list = DRM(alloc)(sizeof(*list), DRM_MEM_MAPS); + if(!list) { + DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); + return -EINVAL; + } + memset(list, 0, sizeof(*list)); + list->map = map; + + down(&dev->struct_sem); + list_add(&list->head, &dev->maplist->head); + up(&dev->struct_sem); + + if (copy_to_user((drm_savage_alloc_cont_mem_t *)arg,&cont_mem,sizeof(cont_mem))) + return -EFAULT; + + for(i=0,p=virt_to_page(ret);i< size /PAGE_SIZE; i++,p++) + atomic_set(&p->count,1); + + return 1;/*success*/ +} + +int savage_get_physics_address(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + + drm_savage_get_physcis_address_t req; + unsigned long buf; + pgd_t *pgd; + pmd_t *pmd; + pte_t *pte; + struct mm_struct *mm; + + if (copy_from_user(&req,(drm_savage_get_physcis_address_t *)arg,sizeof(req))) + return -EFAULT; + buf = req.v_address; + + /*What kind of virtual address ?*/ + if (buf >= (unsigned long)high_memory) + mm = &init_mm; + else + mm = current->mm; + +#ifdef LINUX_24 + spin_lock(&mm->page_table_lock); +#endif + + pgd=pgd_offset(mm,buf); + pmd=pmd_offset(pgd,buf); + pte=pte_offset(pmd,buf); + + if (!pte_present(*pte)) + return -EFAULT; + + req.p_address = ((pte_val(*pte) &PAGE_MASK) |( buf&(PAGE_SIZE-1))); + + if (copy_to_user((drm_savage_get_physcis_address_t *)arg,&req,sizeof(req))) + return -EFAULT; + return 1; +} + +/*free the continuous memory*/ +int savage_free_cont_mem(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + drm_savage_alloc_cont_mem_t cont_mem; + unsigned long size; + + /*map list */ + drm_file_t *priv = filp->private_data; + drm_device_t *dev = priv->dev; + drm_map_t *map; + struct list_head *list; + drm_map_list_t *r_list = NULL; + + if (copy_from_user(&cont_mem,(drm_savage_alloc_cont_mem_t *)arg,sizeof(cont_mem))) + return -EFAULT; + size = cont_mem.type * cont_mem.size; + if (size <= 0) + return -EINVAL; + + /* find the map in the list */ + list_for_each(list,&dev->maplist->head) + { + r_list = (drm_map_list_t *) list; + + if(r_list->map && + r_list->map->offset == cont_mem.phyaddress ) + break; + } + /*find none*/ + if(list == (&dev->maplist->head)) { + up(&dev->struct_sem); + return -EINVAL; + } + map = r_list->map; + list_del(list); + DRM(free)(list, sizeof(*list), DRM_MEM_MAPS); + + /*unmap the user space */ +#if 0 && (LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,18)) + if ( do_munmap(current->mm,cont_mem.linear,size,1)!=0) +#else + if ( do_munmap(current->mm,cont_mem.linear,size)!=0) +#endif + return -EFAULT; + /*free the page*/ + free_pages((unsigned long)map->handle, get_order(size)); + + return 1; +} +#else /* LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0) */ +#define DRIVER_IOCTLS +#endif /* LINUX_VERSION_CODE <= KERNEL_VERSION(2,5,0) */ + +#if 0 + +#define DRIVER_IOCTLS \ + [DRM_IOCTL_NR(DRM_IOCTL_DMA)] = { mga_dma_buffers, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INIT)] = { mga_dma_init, 1, 1 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_FLUSH)] = { mga_dma_flush, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_RESET)] = { mga_dma_reset, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_SWAP)] = { mga_dma_swap, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_CLEAR)] = { mga_dma_clear, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_VERTEX)] = { mga_dma_vertex, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_INDICES)] = { mga_dma_indices, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_ILOAD)] = { mga_dma_iload, 1, 0 }, \ + [DRM_IOCTL_NR(DRM_IOCTL_MGA_BLIT)] = { mga_dma_blit, 1, 0 }, + + +#define __HAVE_COUNTERS 3 +#define __HAVE_COUNTER6 _DRM_STAT_IRQ +#define __HAVE_COUNTER7 _DRM_STAT_PRIMARY +#define __HAVE_COUNTER8 _DRM_STAT_SECONDARY + +#endif /* end #if 0 */ + +#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_memory.h" +#include "drm_proc.h" +#include "drm_vm.h" +#include "drm_stub.h" + + + diff --git a/linux/savage_drv.h b/linux/savage_drv.h new file mode 100644 index 0000000..4cb59fe --- /dev/null +++ b/linux/savage_drv.h @@ -0,0 +1,27 @@ +/* + * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved. + * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license, + * 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 NON-INFRINGEMENT. IN NO EVENT SHALL + * VIA, S3 GRAPHICS, 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 __SAVAGE_DRV_H__ +#define __SAVAGE_DRV_H__ + +#endif /* end #ifndef __SAVAGE_DRV_ */