mga_drv.h
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上传日期:2013-02-24
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- /* mga_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 _MGA_DRV_H_
- #define _MGA_DRV_H_
- #define MGA_BUF_IN_USE 0
- #define MGA_BUF_SWAP_PENDING 1
- #define MGA_BUF_FORCE_FIRE 2
- #define MGA_BUF_NEEDS_OVERFLOW 3
- typedef struct {
- long buffer_status; /* long req'd for set_bit() --RR */
- int num_dwords;
- int max_dwords;
- u32 *current_dma_ptr;
- u32 *head;
- u32 phys_head;
- unsigned int prim_age;
- int sec_used;
- int idx;
- } drm_mga_prim_buf_t;
- typedef struct _drm_mga_freelist {
- __volatile__ unsigned int age;
- drm_buf_t *buf;
- struct _drm_mga_freelist *next;
- struct _drm_mga_freelist *prev;
- } drm_mga_freelist_t;
- #define MGA_IN_DISPATCH 0
- #define MGA_IN_FLUSH 1
- #define MGA_IN_WAIT 2
- #define MGA_IN_GETBUF 3
- typedef struct _drm_mga_private {
- long dispatch_status; /* long req'd for set_bit() --RR */
- unsigned int next_prim_age;
- __volatile__ unsigned int last_prim_age;
- int reserved_map_idx;
- int buffer_map_idx;
- drm_mga_sarea_t *sarea_priv;
- int primary_size;
- int warp_ucode_size;
- int chipset;
- unsigned int frontOffset;
- unsigned int backOffset;
- unsigned int depthOffset;
- unsigned int textureOffset;
- unsigned int textureSize;
- int cpp;
- unsigned int stride;
- int sgram;
- int use_agp;
- drm_mga_warp_index_t WarpIndex[MGA_MAX_G400_PIPES];
- unsigned int WarpPipe;
- unsigned int vertexsize;
- atomic_t pending_bufs;
- void *status_page;
- unsigned long real_status_page;
- u8 *ioremap;
- drm_mga_prim_buf_t **prim_bufs;
- drm_mga_prim_buf_t *next_prim;
- drm_mga_prim_buf_t *last_prim;
- drm_mga_prim_buf_t *current_prim;
- int current_prim_idx;
- drm_mga_freelist_t *head;
- drm_mga_freelist_t *tail;
- wait_queue_head_t flush_queue; /* Processes waiting until flush */
- wait_queue_head_t wait_queue; /* Processes waiting until interrupt */
- wait_queue_head_t buf_queue; /* Processes waiting for a free buf */
- /* Some validated register values:
- */
- u32 mAccess;
- } drm_mga_private_t;
- /* mga_drv.c */
- extern int mga_version(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_open(struct inode *inode, struct file *filp);
- extern int mga_release(struct inode *inode, struct file *filp);
- extern int mga_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_unlock(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- /* mga_dma.c */
- extern int mga_dma_schedule(drm_device_t *dev, int locked);
- extern int mga_dma(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_irq_install(drm_device_t *dev, int irq);
- extern int mga_irq_uninstall(drm_device_t *dev);
- extern int mga_control(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_lock(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- /* mga_dma_init does init and release */
- extern int mga_dma_init(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_dma_cleanup(drm_device_t *dev);
- extern int mga_flush_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern unsigned int mga_create_sync_tag(drm_device_t *dev);
- extern drm_buf_t *mga_freelist_get(drm_device_t *dev);
- extern int mga_freelist_put(drm_device_t *dev, drm_buf_t *buf);
- extern int mga_advance_primary(drm_device_t *dev);
- extern void mga_reclaim_buffers(drm_device_t *dev, pid_t pid);
- /* mga_bufs.c */
- extern int mga_addbufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_infobufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_markbufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_freebufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_mapbufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_addmap(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- /* mga_state.c */
- extern int mga_clear_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_swap_bufs(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_iload(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_vertex(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_indices(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- /* mga_context.c */
- extern int mga_resctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_addctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_modctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_getctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_switchctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_newctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_rmctx(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg);
- extern int mga_context_switch(drm_device_t *dev, int old, int new);
- extern int mga_context_switch_complete(drm_device_t *dev, int new);
- #define mga_flush_write_combine() mb()
- typedef enum {
- TT_GENERAL,
- TT_BLIT,
- TT_VECTOR,
- TT_VERTEX
- } transferType_t;
- typedef struct {
- drm_mga_freelist_t *my_freelist;
- int discard;
- int dispatched;
- } drm_mga_buf_priv_t;
- #define DWGREG0 0x1c00
- #define DWGREG0_END 0x1dff
- #define DWGREG1 0x2c00
- #define DWGREG1_END 0x2dff
- #define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END)
- #define ADRINDEX0(r) (u8)((r - DWGREG0) >> 2)
- #define ADRINDEX1(r) (u8)(((r - DWGREG1) >> 2) | 0x80)
- #define ADRINDEX(r) (ISREG0(r) ? ADRINDEX0(r) : ADRINDEX1(r))
- #define MGA_VERBOSE 0
- #define MGA_NUM_PRIM_BUFS 8
- #define PRIMLOCALS u8 tempIndex[4]; u32 *dma_ptr; u32 phys_head;
- int outcount, num_dwords
- #define PRIM_OVERFLOW(dev, dev_priv, length) do {
- drm_mga_prim_buf_t *tmp_buf =
- dev_priv->prim_bufs[dev_priv->current_prim_idx];
- if( test_bit(MGA_BUF_NEEDS_OVERFLOW, &tmp_buf->buffer_status)) {
- mga_advance_primary(dev);
- mga_dma_schedule(dev, 1);
- tmp_buf = dev_priv->prim_bufs[dev_priv->current_prim_idx];
- } else if( tmp_buf->max_dwords - tmp_buf->num_dwords < length ||
- tmp_buf->sec_used > MGA_DMA_BUF_NR/2) {
- set_bit(MGA_BUF_FORCE_FIRE, &tmp_buf->buffer_status);
- mga_advance_primary(dev);
- mga_dma_schedule(dev, 1);
- tmp_buf = dev_priv->prim_bufs[dev_priv->current_prim_idx];
- }
- if(MGA_VERBOSE)
- DRM_DEBUG("PRIMGETPTR in %sn", __FUNCTION__);
- dma_ptr = tmp_buf->current_dma_ptr;
- num_dwords = tmp_buf->num_dwords;
- phys_head = tmp_buf->phys_head;
- outcount = 0;
- } while(0)
- #define PRIMGETPTR(dev_priv) do {
- drm_mga_prim_buf_t *tmp_buf =
- dev_priv->prim_bufs[dev_priv->current_prim_idx];
- if(MGA_VERBOSE)
- DRM_DEBUG("PRIMGETPTR in %sn", __FUNCTION__);
- dma_ptr = tmp_buf->current_dma_ptr;
- num_dwords = tmp_buf->num_dwords;
- phys_head = tmp_buf->phys_head;
- outcount = 0;
- } while(0)
- #define PRIMPTR(prim_buf) do {
- if(MGA_VERBOSE)
- DRM_DEBUG("PRIMPTR in %sn", __FUNCTION__);
- dma_ptr = prim_buf->current_dma_ptr;
- num_dwords = prim_buf->num_dwords;
- phys_head = prim_buf->phys_head;
- outcount = 0;
- } while(0)
- #define PRIMFINISH(prim_buf) do {
- if (MGA_VERBOSE) {
- DRM_DEBUG( "PRIMFINISH in %sn", __FUNCTION__);
- if (outcount & 3)
- DRM_DEBUG(" --- truncationn");
- }
- prim_buf->num_dwords = num_dwords;
- prim_buf->current_dma_ptr = dma_ptr;
- } while(0)
- #define PRIMADVANCE(dev_priv) do {
- drm_mga_prim_buf_t *tmp_buf =
- dev_priv->prim_bufs[dev_priv->current_prim_idx];
- if (MGA_VERBOSE) {
- DRM_DEBUG("PRIMADVANCE in %sn", __FUNCTION__);
- if (outcount & 3)
- DRM_DEBUG(" --- truncationn");
- }
- tmp_buf->num_dwords = num_dwords;
- tmp_buf->current_dma_ptr = dma_ptr;
- } while (0)
- #define PRIMUPDATE(dev_priv) do {
- drm_mga_prim_buf_t *tmp_buf =
- dev_priv->prim_bufs[dev_priv->current_prim_idx];
- tmp_buf->sec_used++;
- } while (0)
- #define AGEBUF(dev_priv, buf_priv) do {
- drm_mga_prim_buf_t *tmp_buf =
- dev_priv->prim_bufs[dev_priv->current_prim_idx];
- buf_priv->my_freelist->age = tmp_buf->prim_age;
- } while (0)
- #define PRIMOUTREG(reg, val) do {
- tempIndex[outcount]=ADRINDEX(reg);
- dma_ptr[1+outcount] = val;
- if (MGA_VERBOSE)
- DRM_DEBUG(" PRIMOUT %d: 0x%x -- 0x%xn",
- num_dwords + 1 + outcount, ADRINDEX(reg), val);
- if( ++outcount == 4) {
- outcount = 0;
- dma_ptr[0] = *(unsigned long *)tempIndex;
- dma_ptr+=5;
- num_dwords += 5;
- }
- }while (0)
- /* A reduced set of the mga registers.
- */
- #define MGAREG_MGA_EXEC 0x0100
- #define MGAREG_ALPHACTRL 0x2c7c
- #define MGAREG_AR0 0x1c60
- #define MGAREG_AR1 0x1c64
- #define MGAREG_AR2 0x1c68
- #define MGAREG_AR3 0x1c6c
- #define MGAREG_AR4 0x1c70
- #define MGAREG_AR5 0x1c74
- #define MGAREG_AR6 0x1c78
- #define MGAREG_CXBNDRY 0x1c80
- #define MGAREG_CXLEFT 0x1ca0
- #define MGAREG_CXRIGHT 0x1ca4
- #define MGAREG_DMAPAD 0x1c54
- #define MGAREG_DSTORG 0x2cb8
- #define MGAREG_DWGCTL 0x1c00
- #define MGAREG_DWGSYNC 0x2c4c
- #define MGAREG_FCOL 0x1c24
- #define MGAREG_FIFOSTATUS 0x1e10
- #define MGAREG_FOGCOL 0x1cf4
- #define MGAREG_FXBNDRY 0x1c84
- #define MGAREG_FXLEFT 0x1ca8
- #define MGAREG_FXRIGHT 0x1cac
- #define MGAREG_ICLEAR 0x1e18
- #define MGAREG_IEN 0x1e1c
- #define MGAREG_LEN 0x1c5c
- #define MGAREG_MACCESS 0x1c04
- #define MGAREG_PITCH 0x1c8c
- #define MGAREG_PLNWT 0x1c1c
- #define MGAREG_PRIMADDRESS 0x1e58
- #define MGAREG_PRIMEND 0x1e5c
- #define MGAREG_PRIMPTR 0x1e50
- #define MGAREG_SECADDRESS 0x2c40
- #define MGAREG_SECEND 0x2c44
- #define MGAREG_SETUPADDRESS 0x2cd0
- #define MGAREG_SETUPEND 0x2cd4
- #define MGAREG_SOFTRAP 0x2c48
- #define MGAREG_SRCORG 0x2cb4
- #define MGAREG_STATUS 0x1e14
- #define MGAREG_STENCIL 0x2cc8
- #define MGAREG_STENCILCTL 0x2ccc
- #define MGAREG_TDUALSTAGE0 0x2cf8
- #define MGAREG_TDUALSTAGE1 0x2cfc
- #define MGAREG_TEXBORDERCOL 0x2c5c
- #define MGAREG_TEXCTL 0x2c30
- #define MGAREG_TEXCTL2 0x2c3c
- #define MGAREG_TEXFILTER 0x2c58
- #define MGAREG_TEXHEIGHT 0x2c2c
- #define MGAREG_TEXORG 0x2c24
- #define MGAREG_TEXORG1 0x2ca4
- #define MGAREG_TEXORG2 0x2ca8
- #define MGAREG_TEXORG3 0x2cac
- #define MGAREG_TEXORG4 0x2cb0
- #define MGAREG_TEXTRANS 0x2c34
- #define MGAREG_TEXTRANSHIGH 0x2c38
- #define MGAREG_TEXWIDTH 0x2c28
- #define MGAREG_WACCEPTSEQ 0x1dd4
- #define MGAREG_WCODEADDR 0x1e6c
- #define MGAREG_WFLAG 0x1dc4
- #define MGAREG_WFLAG1 0x1de0
- #define MGAREG_WFLAGNB 0x1e64
- #define MGAREG_WFLAGNB1 0x1e08
- #define MGAREG_WGETMSB 0x1dc8
- #define MGAREG_WIADDR 0x1dc0
- #define MGAREG_WIADDR2 0x1dd8
- #define MGAREG_WMISC 0x1e70
- #define MGAREG_WVRTXSZ 0x1dcc
- #define MGAREG_YBOT 0x1c9c
- #define MGAREG_YDST 0x1c90
- #define MGAREG_YDSTLEN 0x1c88
- #define MGAREG_YDSTORG 0x1c94
- #define MGAREG_YTOP 0x1c98
- #define MGAREG_ZORG 0x1c0c
- /* Warp registers */
- #define MGAREG_WR0 0x2d00
- #define MGAREG_WR1 0x2d04
- #define MGAREG_WR2 0x2d08
- #define MGAREG_WR3 0x2d0c
- #define MGAREG_WR4 0x2d10
- #define MGAREG_WR5 0x2d14
- #define MGAREG_WR6 0x2d18
- #define MGAREG_WR7 0x2d1c
- #define MGAREG_WR8 0x2d20
- #define MGAREG_WR9 0x2d24
- #define MGAREG_WR10 0x2d28
- #define MGAREG_WR11 0x2d2c
- #define MGAREG_WR12 0x2d30
- #define MGAREG_WR13 0x2d34
- #define MGAREG_WR14 0x2d38
- #define MGAREG_WR15 0x2d3c
- #define MGAREG_WR16 0x2d40
- #define MGAREG_WR17 0x2d44
- #define MGAREG_WR18 0x2d48
- #define MGAREG_WR19 0x2d4c
- #define MGAREG_WR20 0x2d50
- #define MGAREG_WR21 0x2d54
- #define MGAREG_WR22 0x2d58
- #define MGAREG_WR23 0x2d5c
- #define MGAREG_WR24 0x2d60
- #define MGAREG_WR25 0x2d64
- #define MGAREG_WR26 0x2d68
- #define MGAREG_WR27 0x2d6c
- #define MGAREG_WR28 0x2d70
- #define MGAREG_WR29 0x2d74
- #define MGAREG_WR30 0x2d78
- #define MGAREG_WR31 0x2d7c
- #define MGAREG_WR32 0x2d80
- #define MGAREG_WR33 0x2d84
- #define MGAREG_WR34 0x2d88
- #define MGAREG_WR35 0x2d8c
- #define MGAREG_WR36 0x2d90
- #define MGAREG_WR37 0x2d94
- #define MGAREG_WR38 0x2d98
- #define MGAREG_WR39 0x2d9c
- #define MGAREG_WR40 0x2da0
- #define MGAREG_WR41 0x2da4
- #define MGAREG_WR42 0x2da8
- #define MGAREG_WR43 0x2dac
- #define MGAREG_WR44 0x2db0
- #define MGAREG_WR45 0x2db4
- #define MGAREG_WR46 0x2db8
- #define MGAREG_WR47 0x2dbc
- #define MGAREG_WR48 0x2dc0
- #define MGAREG_WR49 0x2dc4
- #define MGAREG_WR50 0x2dc8
- #define MGAREG_WR51 0x2dcc
- #define MGAREG_WR52 0x2dd0
- #define MGAREG_WR53 0x2dd4
- #define MGAREG_WR54 0x2dd8
- #define MGAREG_WR55 0x2ddc
- #define MGAREG_WR56 0x2de0
- #define MGAREG_WR57 0x2de4
- #define MGAREG_WR58 0x2de8
- #define MGAREG_WR59 0x2dec
- #define MGAREG_WR60 0x2df0
- #define MGAREG_WR61 0x2df4
- #define MGAREG_WR62 0x2df8
- #define MGAREG_WR63 0x2dfc
- #define PDEA_pagpxfer_enable 0x2
- #define WIA_wmode_suspend 0x0
- #define WIA_wmode_start 0x3
- #define WIA_wagp_agp 0x4
- #define DC_opcod_line_open 0x0
- #define DC_opcod_autoline_open 0x1
- #define DC_opcod_line_close 0x2
- #define DC_opcod_autoline_close 0x3
- #define DC_opcod_trap 0x4
- #define DC_opcod_texture_trap 0x6
- #define DC_opcod_bitblt 0x8
- #define DC_opcod_iload 0x9
- #define DC_atype_rpl 0x0
- #define DC_atype_rstr 0x10
- #define DC_atype_zi 0x30
- #define DC_atype_blk 0x40
- #define DC_atype_i 0x70
- #define DC_linear_xy 0x0
- #define DC_linear_linear 0x80
- #define DC_zmode_nozcmp 0x0
- #define DC_zmode_ze 0x200
- #define DC_zmode_zne 0x300
- #define DC_zmode_zlt 0x400
- #define DC_zmode_zlte 0x500
- #define DC_zmode_zgt 0x600
- #define DC_zmode_zgte 0x700
- #define DC_solid_disable 0x0
- #define DC_solid_enable 0x800
- #define DC_arzero_disable 0x0
- #define DC_arzero_enable 0x1000
- #define DC_sgnzero_disable 0x0
- #define DC_sgnzero_enable 0x2000
- #define DC_shftzero_disable 0x0
- #define DC_shftzero_enable 0x4000
- #define DC_bop_SHIFT 16
- #define DC_trans_SHIFT 20
- #define DC_bltmod_bmonolef 0x0
- #define DC_bltmod_bmonowf 0x8000000
- #define DC_bltmod_bplan 0x2000000
- #define DC_bltmod_bfcol 0x4000000
- #define DC_bltmod_bu32bgr 0x6000000
- #define DC_bltmod_bu32rgb 0xe000000
- #define DC_bltmod_bu24bgr 0x16000000
- #define DC_bltmod_bu24rgb 0x1e000000
- #define DC_pattern_disable 0x0
- #define DC_pattern_enable 0x20000000
- #define DC_transc_disable 0x0
- #define DC_transc_enable 0x40000000
- #define DC_clipdis_disable 0x0
- #define DC_clipdis_enable 0x80000000
- #define SETADD_mode_vertlist 0x0
- #define MGA_CLEAR_CMD (DC_opcod_trap | DC_arzero_enable |
- DC_sgnzero_enable | DC_shftzero_enable |
- (0xC << DC_bop_SHIFT) | DC_clipdis_enable |
- DC_solid_enable | DC_transc_enable)
- #define MGA_COPY_CMD (DC_opcod_bitblt | DC_atype_rpl | DC_linear_xy |
- DC_solid_disable | DC_arzero_disable |
- DC_sgnzero_enable | DC_shftzero_enable |
- (0xC << DC_bop_SHIFT) | DC_bltmod_bfcol |
- DC_pattern_disable | DC_transc_disable |
- DC_clipdis_enable)
- #define MGA_FLUSH_CMD (DC_opcod_texture_trap | (0xF << DC_trans_SHIFT) |
- DC_arzero_enable | DC_sgnzero_enable |
- DC_atype_i)
- #endif