1/* mga_drv.h -- Private header for the Matrox G200/G400 driver -*- linux-c -*- 2 * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com 3 * 4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas. 5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. 6 * All rights reserved. 7 * 8 * Permission is hereby granted, free of charge, to any person obtaining a 9 * copy of this software and associated documentation files (the "Software"), 10 * to deal in the Software without restriction, including without limitation 11 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 12 * and/or sell copies of the Software, and to permit persons to whom the 13 * Software is furnished to do so, subject to the following conditions: 14 * 15 * The above copyright notice and this permission notice (including the next 16 * paragraph) shall be included in all copies or substantial portions of the 17 * Software. 18 * 19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 22 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 25 * OTHER DEALINGS IN THE SOFTWARE. 26 * 27 * Authors: 28 * Gareth Hughes <gareth@valinux.com> 29 */ 30 31#ifndef __MGA_DRV_H__ 32#define __MGA_DRV_H__ 33 34/* General customization: 35 */ 36 37#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc." 38 39#define DRIVER_NAME "mga" 40#define DRIVER_DESC "Matrox G200/G400" 41#define DRIVER_DATE "20060319" 42 43#define DRIVER_MAJOR 3 44#define DRIVER_MINOR 2 45#define DRIVER_PATCHLEVEL 2 46 47typedef struct drm_mga_primary_buffer { 48 u8 *start; 49 u8 *end; 50 int size; 51 52 u32 tail; 53 int space; 54 volatile long wrapped; 55 56 volatile u32 *status; 57 58 u32 last_flush; 59 u32 last_wrap; 60 61 u32 high_mark; 62} drm_mga_primary_buffer_t; 63 64typedef struct drm_mga_freelist { 65 struct drm_mga_freelist *next; 66 struct drm_mga_freelist *prev; 67 drm_mga_age_t age; 68 struct drm_buf *buf; 69} drm_mga_freelist_t; 70 71typedef struct { 72 drm_mga_freelist_t *list_entry; 73 int discard; 74 int dispatched; 75} drm_mga_buf_priv_t; 76 77typedef struct drm_mga_private { 78 drm_mga_primary_buffer_t prim; 79 drm_mga_sarea_t *sarea_priv; 80 81 drm_mga_freelist_t *head; 82 drm_mga_freelist_t *tail; 83 84 unsigned int warp_pipe; 85 unsigned long warp_pipe_phys[MGA_MAX_WARP_PIPES]; 86 87 int chipset; 88 int usec_timeout; 89 90 /** 91 * If set, the new DMA initialization sequence was used. This is 92 * primarilly used to select how the driver should uninitialized its 93 * internal DMA structures. 94 */ 95 int used_new_dma_init; 96 97 /** 98 * If AGP memory is used for DMA buffers, this will be the value 99 * \c MGA_PAGPXFER. Otherwise, it will be zero (for a PCI transfer). 100 */ 101 u32 dma_access; 102 103 /** 104 * If AGP memory is used for DMA buffers, this will be the value 105 * \c MGA_WAGP_ENABLE. Otherwise, it will be zero (for a PCI 106 * transfer). 107 */ 108 u32 wagp_enable; 109 110 /** 111 * \name MMIO region parameters. 112 * 113 * \sa drm_mga_private_t::mmio 114 */ 115 /*@{*/ 116 u32 mmio_base; /**< Bus address of base of MMIO. */ 117 u32 mmio_size; /**< Size of the MMIO region. */ 118 /*@}*/ 119 120 u32 clear_cmd; 121 u32 maccess; 122 123 atomic_t vbl_received; /**< Number of vblanks received. */ 124 wait_queue_head_t fence_queue; 125 atomic_t last_fence_retired; 126 u32 next_fence_to_post; 127 128 unsigned int fb_cpp; 129 unsigned int front_offset; 130 unsigned int front_pitch; 131 unsigned int back_offset; 132 unsigned int back_pitch; 133 134 unsigned int depth_cpp; 135 unsigned int depth_offset; 136 unsigned int depth_pitch; 137 138 unsigned int texture_offset; 139 unsigned int texture_size; 140 141 drm_local_map_t *sarea; 142 drm_local_map_t *mmio; 143 drm_local_map_t *status; 144 drm_local_map_t *warp; 145 drm_local_map_t *primary; 146 drm_local_map_t *agp_textures; 147 148 unsigned long agp_handle; 149 unsigned int agp_size; 150} drm_mga_private_t; 151 152extern struct drm_ioctl_desc mga_ioctls[]; 153extern int mga_max_ioctl; 154 155 /* mga_dma.c */ 156extern int mga_dma_bootstrap(struct drm_device *dev, void *data, 157 struct drm_file *file_priv); 158extern int mga_dma_init(struct drm_device *dev, void *data, 159 struct drm_file *file_priv); 160extern int mga_dma_flush(struct drm_device *dev, void *data, 161 struct drm_file *file_priv); 162extern int mga_dma_reset(struct drm_device *dev, void *data, 163 struct drm_file *file_priv); 164extern int mga_dma_buffers(struct drm_device *dev, void *data, 165 struct drm_file *file_priv); 166extern int mga_driver_load(struct drm_device *dev, unsigned long flags); 167extern int mga_driver_unload(struct drm_device * dev); 168extern void mga_driver_lastclose(struct drm_device * dev); 169extern int mga_driver_dma_quiescent(struct drm_device * dev); 170 171extern int mga_do_wait_for_idle(drm_mga_private_t * dev_priv); 172 173extern void mga_do_dma_flush(drm_mga_private_t * dev_priv); 174extern void mga_do_dma_wrap_start(drm_mga_private_t * dev_priv); 175extern void mga_do_dma_wrap_end(drm_mga_private_t * dev_priv); 176 177extern int mga_freelist_put(struct drm_device * dev, struct drm_buf * buf); 178 179 /* mga_warp.c */ 180extern unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv); 181extern int mga_warp_install_microcode(drm_mga_private_t * dev_priv); 182extern int mga_warp_init(drm_mga_private_t * dev_priv); 183 184 /* mga_irq.c */ 185extern int mga_enable_vblank(struct drm_device *dev, unsigned int crtc); 186extern void mga_disable_vblank(struct drm_device *dev, unsigned int crtc); 187extern u32 mga_get_vblank_counter(struct drm_device *dev, unsigned int crtc); 188extern int mga_driver_fence_wait(struct drm_device * dev, unsigned int *sequence); 189extern int mga_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence); 190extern irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS); 191extern void mga_driver_irq_preinstall(struct drm_device * dev); 192extern int mga_driver_irq_postinstall(struct drm_device * dev); 193extern void mga_driver_irq_uninstall(struct drm_device * dev); 194extern long mga_compat_ioctl(struct file *filp, unsigned int cmd, 195 unsigned long arg); 196 197#define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER() 198 199#if defined(__linux__) && defined(__alpha__) 200#define MGA_BASE( reg ) ((unsigned long)(dev_priv->mmio->handle)) 201#define MGA_ADDR( reg ) (MGA_BASE(reg) + reg) 202 203#define MGA_DEREF( reg ) *(volatile u32 *)MGA_ADDR( reg ) 204#define MGA_DEREF8( reg ) *(volatile u8 *)MGA_ADDR( reg ) 205 206#define MGA_READ( reg ) (_MGA_READ((u32 *)MGA_ADDR(reg))) 207#define MGA_READ8( reg ) (_MGA_READ((u8 *)MGA_ADDR(reg))) 208#define MGA_WRITE( reg, val ) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF( reg ) = val; } while (0) 209#define MGA_WRITE8( reg, val ) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8( reg ) = val; } while (0) 210 211static inline u32 _MGA_READ(u32 * addr) 212{ 213 DRM_MEMORYBARRIER(); 214 return *(volatile u32 *)addr; 215} 216#else 217#define MGA_READ8( reg ) DRM_READ8(dev_priv->mmio, (reg)) 218#define MGA_READ( reg ) DRM_READ32(dev_priv->mmio, (reg)) 219#define MGA_WRITE8( reg, val ) DRM_WRITE8(dev_priv->mmio, (reg), (val)) 220#define MGA_WRITE( reg, val ) DRM_WRITE32(dev_priv->mmio, (reg), (val)) 221#endif 222 223#define DWGREG0 0x1c00 224#define DWGREG0_END 0x1dff 225#define DWGREG1 0x2c00 226#define DWGREG1_END 0x2dff 227 228#define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END) 229#define DMAREG0(r) (u8)((r - DWGREG0) >> 2) 230#define DMAREG1(r) (u8)(((r - DWGREG1) >> 2) | 0x80) 231#define DMAREG(r) (ISREG0(r) ? DMAREG0(r) : DMAREG1(r)) 232 233/* ================================================================ 234 * Helper macross... 235 */ 236 237#define MGA_EMIT_STATE( dev_priv, dirty ) \ 238do { \ 239 if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) { \ 240 if ( dev_priv->chipset >= MGA_CARD_TYPE_G400 ) { \ 241 mga_g400_emit_state( dev_priv ); \ 242 } else { \ 243 mga_g200_emit_state( dev_priv ); \ 244 } \ 245 } \ 246} while (0) 247 248#define WRAP_TEST_WITH_RETURN( dev_priv ) \ 249do { \ 250 if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \ 251 if ( mga_is_idle( dev_priv ) ) { \ 252 mga_do_dma_wrap_end( dev_priv ); \ 253 } else if ( dev_priv->prim.space < \ 254 dev_priv->prim.high_mark ) { \ 255 if ( MGA_DMA_DEBUG ) \ 256 DRM_INFO( "wrap...\n"); \ 257 return -EBUSY; \ 258 } \ 259 } \ 260} while (0) 261 262#define WRAP_WAIT_WITH_RETURN( dev_priv ) \ 263do { \ 264 if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \ 265 if ( mga_do_wait_for_idle( dev_priv ) < 0 ) { \ 266 if ( MGA_DMA_DEBUG ) \ 267 DRM_INFO( "wrap...\n"); \ 268 return -EBUSY; \ 269 } \ 270 mga_do_dma_wrap_end( dev_priv ); \ 271 } \ 272} while (0) 273 274/* ================================================================ 275 * Primary DMA command stream 276 */ 277 278#define MGA_VERBOSE 0 279 280#define DMA_LOCALS unsigned int write; volatile u8 *prim; 281 282#define DMA_BLOCK_SIZE (5 * sizeof(u32)) 283 284#define BEGIN_DMA( n ) \ 285do { \ 286 if ( MGA_VERBOSE ) { \ 287 DRM_INFO( "BEGIN_DMA( %d )\n", (n) ); \ 288 DRM_INFO( " space=0x%x req=0x%zx\n", \ 289 dev_priv->prim.space, (n) * DMA_BLOCK_SIZE ); \ 290 } \ 291 prim = dev_priv->prim.start; \ 292 write = dev_priv->prim.tail; \ 293} while (0) 294 295#define BEGIN_DMA_WRAP() \ 296do { \ 297 if ( MGA_VERBOSE ) { \ 298 DRM_INFO( "BEGIN_DMA()\n" ); \ 299 DRM_INFO( " space=0x%x\n", dev_priv->prim.space ); \ 300 } \ 301 prim = dev_priv->prim.start; \ 302 write = dev_priv->prim.tail; \ 303} while (0) 304 305#define ADVANCE_DMA() \ 306do { \ 307 dev_priv->prim.tail = write; \ 308 if ( MGA_VERBOSE ) { \ 309 DRM_INFO( "ADVANCE_DMA() tail=0x%05x sp=0x%x\n", \ 310 write, dev_priv->prim.space ); \ 311 } \ 312} while (0) 313 314#define FLUSH_DMA() \ 315do { \ 316 if ( 0 ) { \ 317 DRM_INFO( "\n" ); \ 318 DRM_INFO( " tail=0x%06x head=0x%06lx\n", \ 319 dev_priv->prim.tail, \ 320 MGA_READ( MGA_PRIMADDRESS ) - \ 321 dev_priv->primary->offset ); \ 322 } \ 323 if ( !test_bit( 0, &dev_priv->prim.wrapped ) ) { \ 324 if ( dev_priv->prim.space < \ 325 dev_priv->prim.high_mark ) { \ 326 mga_do_dma_wrap_start( dev_priv ); \ 327 } else { \ 328 mga_do_dma_flush( dev_priv ); \ 329 } \ 330 } \ 331} while (0) 332 333/* Never use this, always use DMA_BLOCK(...) for primary DMA output. 334 */ 335#define DMA_WRITE( offset, val ) \ 336do { \ 337 if ( MGA_VERBOSE ) { \ 338 DRM_INFO( " DMA_WRITE( 0x%08x ) at 0x%04zx\n", \ 339 (u32)(val), write + (offset) * sizeof(u32) ); \ 340 } \ 341 *(volatile u32 *)(prim + write + (offset) * sizeof(u32)) = val; \ 342} while (0) 343 344#define DMA_BLOCK( reg0, val0, reg1, val1, reg2, val2, reg3, val3 ) \ 345do { \ 346 DMA_WRITE( 0, ((DMAREG( reg0 ) << 0) | \ 347 (DMAREG( reg1 ) << 8) | \ 348 (DMAREG( reg2 ) << 16) | \ 349 (DMAREG( reg3 ) << 24)) ); \ 350 DMA_WRITE( 1, val0 ); \ 351 DMA_WRITE( 2, val1 ); \ 352 DMA_WRITE( 3, val2 ); \ 353 DMA_WRITE( 4, val3 ); \ 354 write += DMA_BLOCK_SIZE; \ 355} while (0) 356 357/* Buffer aging via primary DMA stream head pointer. 358 */ 359 360#define SET_AGE( age, h, w ) \ 361do { \ 362 (age)->head = h; \ 363 (age)->wrap = w; \ 364} while (0) 365 366#define TEST_AGE( age, h, w ) ( (age)->wrap < w || \ 367 ( (age)->wrap == w && \ 368 (age)->head < h ) ) 369 370#define AGE_BUFFER( buf_priv ) \ 371do { \ 372 drm_mga_freelist_t *entry = (buf_priv)->list_entry; \ 373 if ( (buf_priv)->dispatched ) { \ 374 entry->age.head = (dev_priv->prim.tail + \ 375 dev_priv->primary->offset); \ 376 entry->age.wrap = dev_priv->sarea_priv->last_wrap; \ 377 } else { \ 378 entry->age.head = 0; \ 379 entry->age.wrap = 0; \ 380 } \ 381} while (0) 382 383#define MGA_ENGINE_IDLE_MASK (MGA_SOFTRAPEN | \ 384 MGA_DWGENGSTS | \ 385 MGA_ENDPRDMASTS) 386#define MGA_DMA_IDLE_MASK (MGA_SOFTRAPEN | \ 387 MGA_ENDPRDMASTS) 388 389#define MGA_DMA_DEBUG 0 390 391/* A reduced set of the mga registers. 392 */ 393#define MGA_CRTC_INDEX 0x1fd4 394#define MGA_CRTC_DATA 0x1fd5 395 396/* CRTC11 */ 397#define MGA_VINTCLR (1 << 4) 398#define MGA_VINTEN (1 << 5) 399 400#define MGA_ALPHACTRL 0x2c7c 401#define MGA_AR0 0x1c60 402#define MGA_AR1 0x1c64 403#define MGA_AR2 0x1c68 404#define MGA_AR3 0x1c6c 405#define MGA_AR4 0x1c70 406#define MGA_AR5 0x1c74 407#define MGA_AR6 0x1c78 408 409#define MGA_CXBNDRY 0x1c80 410#define MGA_CXLEFT 0x1ca0 411#define MGA_CXRIGHT 0x1ca4 412 413#define MGA_DMAPAD 0x1c54 414#define MGA_DSTORG 0x2cb8 415#define MGA_DWGCTL 0x1c00 416# define MGA_OPCOD_MASK (15 << 0) 417# define MGA_OPCOD_TRAP (4 << 0) 418# define MGA_OPCOD_TEXTURE_TRAP (6 << 0) 419# define MGA_OPCOD_BITBLT (8 << 0) 420# define MGA_OPCOD_ILOAD (9 << 0) 421# define MGA_ATYPE_MASK (7 << 4) 422# define MGA_ATYPE_RPL (0 << 4) 423# define MGA_ATYPE_RSTR (1 << 4) 424# define MGA_ATYPE_ZI (3 << 4) 425# define MGA_ATYPE_BLK (4 << 4) 426# define MGA_ATYPE_I (7 << 4) 427# define MGA_LINEAR (1 << 7) 428# define MGA_ZMODE_MASK (7 << 8) 429# define MGA_ZMODE_NOZCMP (0 << 8) 430# define MGA_ZMODE_ZE (2 << 8) 431# define MGA_ZMODE_ZNE (3 << 8) 432# define MGA_ZMODE_ZLT (4 << 8) 433# define MGA_ZMODE_ZLTE (5 << 8) 434# define MGA_ZMODE_ZGT (6 << 8) 435# define MGA_ZMODE_ZGTE (7 << 8) 436# define MGA_SOLID (1 << 11) 437# define MGA_ARZERO (1 << 12) 438# define MGA_SGNZERO (1 << 13) 439# define MGA_SHIFTZERO (1 << 14) 440# define MGA_BOP_MASK (15 << 16) 441# define MGA_BOP_ZERO (0 << 16) 442# define MGA_BOP_DST (10 << 16) 443# define MGA_BOP_SRC (12 << 16) 444# define MGA_BOP_ONE (15 << 16) 445# define MGA_TRANS_SHIFT 20 446# define MGA_TRANS_MASK (15 << 20) 447# define MGA_BLTMOD_MASK (15 << 25) 448# define MGA_BLTMOD_BMONOLEF (0 << 25) 449# define MGA_BLTMOD_BMONOWF (4 << 25) 450# define MGA_BLTMOD_PLAN (1 << 25) 451# define MGA_BLTMOD_BFCOL (2 << 25) 452# define MGA_BLTMOD_BU32BGR (3 << 25) 453# define MGA_BLTMOD_BU32RGB (7 << 25) 454# define MGA_BLTMOD_BU24BGR (11 << 25) 455# define MGA_BLTMOD_BU24RGB (15 << 25) 456# define MGA_PATTERN (1 << 29) 457# define MGA_TRANSC (1 << 30) 458# define MGA_CLIPDIS (1 << 31) 459#define MGA_DWGSYNC 0x2c4c 460 461#define MGA_FCOL 0x1c24 462#define MGA_FIFOSTATUS 0x1e10 463#define MGA_FOGCOL 0x1cf4 464#define MGA_FXBNDRY 0x1c84 465#define MGA_FXLEFT 0x1ca8 466#define MGA_FXRIGHT 0x1cac 467 468#define MGA_ICLEAR 0x1e18 469# define MGA_SOFTRAPICLR (1 << 0) 470# define MGA_VLINEICLR (1 << 5) 471#define MGA_IEN 0x1e1c 472# define MGA_SOFTRAPIEN (1 << 0) 473# define MGA_VLINEIEN (1 << 5) 474 475#define MGA_LEN 0x1c5c 476 477#define MGA_MACCESS 0x1c04 478 479#define MGA_PITCH 0x1c8c 480#define MGA_PLNWT 0x1c1c 481#define MGA_PRIMADDRESS 0x1e58 482# define MGA_DMA_GENERAL (0 << 0) 483# define MGA_DMA_BLIT (1 << 0) 484# define MGA_DMA_VECTOR (2 << 0) 485# define MGA_DMA_VERTEX (3 << 0) 486#define MGA_PRIMEND 0x1e5c 487# define MGA_PRIMNOSTART (1 << 0) 488# define MGA_PAGPXFER (1 << 1) 489#define MGA_PRIMPTR 0x1e50 490# define MGA_PRIMPTREN0 (1 << 0) 491# define MGA_PRIMPTREN1 (1 << 1) 492 493#define MGA_RST 0x1e40 494# define MGA_SOFTRESET (1 << 0) 495# define MGA_SOFTEXTRST (1 << 1) 496 497#define MGA_SECADDRESS 0x2c40 498#define MGA_SECEND 0x2c44 499#define MGA_SETUPADDRESS 0x2cd0 500#define MGA_SETUPEND 0x2cd4 501#define MGA_SGN 0x1c58 502#define MGA_SOFTRAP 0x2c48 503#define MGA_SRCORG 0x2cb4 504# define MGA_SRMMAP_MASK (1 << 0) 505# define MGA_SRCMAP_FB (0 << 0) 506# define MGA_SRCMAP_SYSMEM (1 << 0) 507# define MGA_SRCACC_MASK (1 << 1) 508# define MGA_SRCACC_PCI (0 << 1) 509# define MGA_SRCACC_AGP (1 << 1) 510#define MGA_STATUS 0x1e14 511# define MGA_SOFTRAPEN (1 << 0) 512# define MGA_VSYNCPEN (1 << 4) 513# define MGA_VLINEPEN (1 << 5) 514# define MGA_DWGENGSTS (1 << 16) 515# define MGA_ENDPRDMASTS (1 << 17) 516#define MGA_STENCIL 0x2cc8 517#define MGA_STENCILCTL 0x2ccc 518 519#define MGA_TDUALSTAGE0 0x2cf8 520#define MGA_TDUALSTAGE1 0x2cfc 521#define MGA_TEXBORDERCOL 0x2c5c 522#define MGA_TEXCTL 0x2c30 523#define MGA_TEXCTL2 0x2c3c 524# define MGA_DUALTEX (1 << 7) 525# define MGA_G400_TC2_MAGIC (1 << 15) 526# define MGA_MAP1_ENABLE (1 << 31) 527#define MGA_TEXFILTER 0x2c58 528#define MGA_TEXHEIGHT 0x2c2c 529#define MGA_TEXORG 0x2c24 530# define MGA_TEXORGMAP_MASK (1 << 0) 531# define MGA_TEXORGMAP_FB (0 << 0) 532# define MGA_TEXORGMAP_SYSMEM (1 << 0) 533# define MGA_TEXORGACC_MASK (1 << 1) 534# define MGA_TEXORGACC_PCI (0 << 1) 535# define MGA_TEXORGACC_AGP (1 << 1) 536#define MGA_TEXORG1 0x2ca4 537#define MGA_TEXORG2 0x2ca8 538#define MGA_TEXORG3 0x2cac 539#define MGA_TEXORG4 0x2cb0 540#define MGA_TEXTRANS 0x2c34 541#define MGA_TEXTRANSHIGH 0x2c38 542#define MGA_TEXWIDTH 0x2c28 543 544#define MGA_WACCEPTSEQ 0x1dd4 545#define MGA_WCODEADDR 0x1e6c 546#define MGA_WFLAG 0x1dc4 547#define MGA_WFLAG1 0x1de0 548#define MGA_WFLAGNB 0x1e64 549#define MGA_WFLAGNB1 0x1e08 550#define MGA_WGETMSB 0x1dc8 551#define MGA_WIADDR 0x1dc0 552#define MGA_WIADDR2 0x1dd8 553# define MGA_WMODE_SUSPEND (0 << 0) 554# define MGA_WMODE_RESUME (1 << 0) 555# define MGA_WMODE_JUMP (2 << 0) 556# define MGA_WMODE_START (3 << 0) 557# define MGA_WAGP_ENABLE (1 << 2) 558#define MGA_WMISC 0x1e70 559# define MGA_WUCODECACHE_ENABLE (1 << 0) 560# define MGA_WMASTER_ENABLE (1 << 1) 561# define MGA_WCACHEFLUSH_ENABLE (1 << 3) 562#define MGA_WVRTXSZ 0x1dcc 563 564#define MGA_YBOT 0x1c9c 565#define MGA_YDST 0x1c90 566#define MGA_YDSTLEN 0x1c88 567#define MGA_YDSTORG 0x1c94 568#define MGA_YTOP 0x1c98 569 570#define MGA_ZORG 0x1c0c 571 572/* This finishes the current batch of commands 573 */ 574#define MGA_EXEC 0x0100 575 576/* AGP PLL encoding (for G200 only). 577 */ 578#define MGA_AGP_PLL 0x1e4c 579# define MGA_AGP2XPLL_DISABLE (0 << 0) 580# define MGA_AGP2XPLL_ENABLE (1 << 0) 581 582/* Warp registers 583 */ 584#define MGA_WR0 0x2d00 585#define MGA_WR1 0x2d04 586#define MGA_WR2 0x2d08 587#define MGA_WR3 0x2d0c 588#define MGA_WR4 0x2d10 589#define MGA_WR5 0x2d14 590#define MGA_WR6 0x2d18 591#define MGA_WR7 0x2d1c 592#define MGA_WR8 0x2d20 593#define MGA_WR9 0x2d24 594#define MGA_WR10 0x2d28 595#define MGA_WR11 0x2d2c 596#define MGA_WR12 0x2d30 597#define MGA_WR13 0x2d34 598#define MGA_WR14 0x2d38 599#define MGA_WR15 0x2d3c 600#define MGA_WR16 0x2d40 601#define MGA_WR17 0x2d44 602#define MGA_WR18 0x2d48 603#define MGA_WR19 0x2d4c 604#define MGA_WR20 0x2d50 605#define MGA_WR21 0x2d54 606#define MGA_WR22 0x2d58 607#define MGA_WR23 0x2d5c 608#define MGA_WR24 0x2d60 609#define MGA_WR25 0x2d64 610#define MGA_WR26 0x2d68 611#define MGA_WR27 0x2d6c 612#define MGA_WR28 0x2d70 613#define MGA_WR29 0x2d74 614#define MGA_WR30 0x2d78 615#define MGA_WR31 0x2d7c 616#define MGA_WR32 0x2d80 617#define MGA_WR33 0x2d84 618#define MGA_WR34 0x2d88 619#define MGA_WR35 0x2d8c 620#define MGA_WR36 0x2d90 621#define MGA_WR37 0x2d94 622#define MGA_WR38 0x2d98 623#define MGA_WR39 0x2d9c 624#define MGA_WR40 0x2da0 625#define MGA_WR41 0x2da4 626#define MGA_WR42 0x2da8 627#define MGA_WR43 0x2dac 628#define MGA_WR44 0x2db0 629#define MGA_WR45 0x2db4 630#define MGA_WR46 0x2db8 631#define MGA_WR47 0x2dbc 632#define MGA_WR48 0x2dc0 633#define MGA_WR49 0x2dc4 634#define MGA_WR50 0x2dc8 635#define MGA_WR51 0x2dcc 636#define MGA_WR52 0x2dd0 637#define MGA_WR53 0x2dd4 638#define MGA_WR54 0x2dd8 639#define MGA_WR55 0x2ddc 640#define MGA_WR56 0x2de0 641#define MGA_WR57 0x2de4 642#define MGA_WR58 0x2de8 643#define MGA_WR59 0x2dec 644#define MGA_WR60 0x2df0 645#define MGA_WR61 0x2df4 646#define MGA_WR62 0x2df8 647#define MGA_WR63 0x2dfc 648# define MGA_G400_WR_MAGIC (1 << 6) 649# define MGA_G400_WR56_MAGIC 0x46480000 /* 12800.0f */ 650 651#define MGA_ILOAD_ALIGN 64 652#define MGA_ILOAD_MASK (MGA_ILOAD_ALIGN - 1) 653 654#define MGA_DWGCTL_FLUSH (MGA_OPCOD_TEXTURE_TRAP | \ 655 MGA_ATYPE_I | \ 656 MGA_ZMODE_NOZCMP | \ 657 MGA_ARZERO | \ 658 MGA_SGNZERO | \ 659 MGA_BOP_SRC | \ 660 (15 << MGA_TRANS_SHIFT)) 661 662#define MGA_DWGCTL_CLEAR (MGA_OPCOD_TRAP | \ 663 MGA_ZMODE_NOZCMP | \ 664 MGA_SOLID | \ 665 MGA_ARZERO | \ 666 MGA_SGNZERO | \ 667 MGA_SHIFTZERO | \ 668 MGA_BOP_SRC | \ 669 (0 << MGA_TRANS_SHIFT) | \ 670 MGA_BLTMOD_BMONOLEF | \ 671 MGA_TRANSC | \ 672 MGA_CLIPDIS) 673 674#define MGA_DWGCTL_COPY (MGA_OPCOD_BITBLT | \ 675 MGA_ATYPE_RPL | \ 676 MGA_SGNZERO | \ 677 MGA_SHIFTZERO | \ 678 MGA_BOP_SRC | \ 679 (0 << MGA_TRANS_SHIFT) | \ 680 MGA_BLTMOD_BFCOL | \ 681 MGA_CLIPDIS) 682 683/* Simple idle test. 684 */ 685static __inline__ int mga_is_idle(drm_mga_private_t * dev_priv) 686{ 687 u32 status = MGA_READ(MGA_STATUS) & MGA_ENGINE_IDLE_MASK; 688 return (status == MGA_ENDPRDMASTS); 689} 690 691#endif 692