xref: /openbmc/qemu/hw/display/ati_regs.h (revision 40d6ee94)
1 /*
2  * ATI VGA register definitions
3  *
4  * based on:
5  * linux/include/video/aty128.h
6  *     Register definitions for ATI Rage128 boards
7  *     Anthony Tong <atong@uiuc.edu>, 1999
8  *     Brad Douglas <brad@neruo.com>, 2000
9  *
10  * and linux/include/video/radeon.h
11  *
12  * This work is licensed under the GNU GPL license version 2.
13  */
14 
15 /*
16  * Register mapping:
17  * 0x0000-0x00ff Misc regs also accessible via io and mmio space
18  * 0x0100-0x0eff Misc regs only accessible via mmio
19  * 0x0f00-0x0fff Read-only copy of PCI config regs
20  * 0x1000-0x13ff Concurrent Command Engine (CCE) regs
21  * 0x1400-0x1fff GUI (drawing engine) regs
22  */
23 
24 #ifndef ATI_REGS_H
25 #define ATI_REGS_H
26 
27 #undef DEFAULT_PITCH /* needed for mingw builds */
28 
29 #define MM_INDEX                                0x0000
30 #define MM_DATA                                 0x0004
31 #define CLOCK_CNTL_INDEX                        0x0008
32 #define CLOCK_CNTL_DATA                         0x000c
33 #define BIOS_0_SCRATCH                          0x0010
34 #define BUS_CNTL                                0x0030
35 #define BUS_CNTL1                               0x0034
36 #define GEN_INT_CNTL                            0x0040
37 #define CRTC_GEN_CNTL                           0x0050
38 #define CRTC_EXT_CNTL                           0x0054
39 #define DAC_CNTL                                0x0058
40 #define GPIO_MONID                              0x0068
41 #define I2C_CNTL_1                              0x0094
42 #define PALETTE_INDEX                           0x00b0
43 #define PALETTE_DATA                            0x00b4
44 #define CNFG_CNTL                               0x00e0
45 #define GEN_RESET_CNTL                          0x00f0
46 #define CNFG_MEMSIZE                            0x00f8
47 #define MEM_CNTL                                0x0140
48 #define MC_FB_LOCATION                          0x0148
49 #define MC_AGP_LOCATION                         0x014C
50 #define MC_STATUS                               0x0150
51 #define MEM_POWER_MISC                          0x015c
52 #define AGP_BASE                                0x0170
53 #define AGP_CNTL                                0x0174
54 #define AGP_APER_OFFSET                         0x0178
55 #define PCI_GART_PAGE                           0x017c
56 #define PC_NGUI_MODE                            0x0180
57 #define PC_NGUI_CTLSTAT                         0x0184
58 #define MPP_TB_CONFIG                           0x01C0
59 #define MPP_GP_CONFIG                           0x01C8
60 #define VIPH_CONTROL                            0x01D0
61 #define CRTC_H_TOTAL_DISP                       0x0200
62 #define CRTC_H_SYNC_STRT_WID                    0x0204
63 #define CRTC_V_TOTAL_DISP                       0x0208
64 #define CRTC_V_SYNC_STRT_WID                    0x020c
65 #define CRTC_VLINE_CRNT_VLINE                   0x0210
66 #define CRTC_CRNT_FRAME                         0x0214
67 #define CRTC_GUI_TRIG_VLINE                     0x0218
68 #define CRTC_OFFSET                             0x0224
69 #define CRTC_OFFSET_CNTL                        0x0228
70 #define CRTC_PITCH                              0x022c
71 #define OVR_CLR                                 0x0230
72 #define OVR_WID_LEFT_RIGHT                      0x0234
73 #define OVR_WID_TOP_BOTTOM                      0x0238
74 #define CUR_OFFSET                              0x0260
75 #define CUR_HORZ_VERT_POSN                      0x0264
76 #define CUR_HORZ_VERT_OFF                       0x0268
77 #define CUR_CLR0                                0x026c
78 #define CUR_CLR1                                0x0270
79 #define LVDS_GEN_CNTL                           0x02d0
80 #define DDA_CONFIG                              0x02e0
81 #define DDA_ON_OFF                              0x02e4
82 #define VGA_DDA_CONFIG                          0x02e8
83 #define VGA_DDA_ON_OFF                          0x02ec
84 #define CRTC2_H_TOTAL_DISP                      0x0300
85 #define CRTC2_H_SYNC_STRT_WID                   0x0304
86 #define CRTC2_V_TOTAL_DISP                      0x0308
87 #define CRTC2_V_SYNC_STRT_WID                   0x030c
88 #define CRTC2_VLINE_CRNT_VLINE                  0x0310
89 #define CRTC2_CRNT_FRAME                        0x0314
90 #define CRTC2_GUI_TRIG_VLINE                    0x0318
91 #define CRTC2_OFFSET                            0x0324
92 #define CRTC2_OFFSET_CNTL                       0x0328
93 #define CRTC2_PITCH                             0x032c
94 #define DDA2_CONFIG                             0x03e0
95 #define DDA2_ON_OFF                             0x03e4
96 #define CRTC2_GEN_CNTL                          0x03f8
97 #define CRTC2_STATUS                            0x03fc
98 #define OV0_SCALE_CNTL                          0x0420
99 #define SUBPIC_CNTL                             0x0540
100 #define PM4_BUFFER_OFFSET                       0x0700
101 #define PM4_BUFFER_CNTL                         0x0704
102 #define PM4_BUFFER_WM_CNTL                      0x0708
103 #define PM4_BUFFER_DL_RPTR_ADDR                 0x070c
104 #define PM4_BUFFER_DL_RPTR                      0x0710
105 #define PM4_BUFFER_DL_WPTR                      0x0714
106 #define PM4_VC_FPU_SETUP                        0x071c
107 #define PM4_FPU_CNTL                            0x0720
108 #define PM4_VC_FORMAT                           0x0724
109 #define PM4_VC_CNTL                             0x0728
110 #define PM4_VC_I01                              0x072c
111 #define PM4_VC_VLOFF                            0x0730
112 #define PM4_VC_VLSIZE                           0x0734
113 #define PM4_IW_INDOFF                           0x0738
114 #define PM4_IW_INDSIZE                          0x073c
115 #define PM4_FPU_FPX0                            0x0740
116 #define PM4_FPU_FPY0                            0x0744
117 #define PM4_FPU_FPX1                            0x0748
118 #define PM4_FPU_FPY1                            0x074c
119 #define PM4_FPU_FPX2                            0x0750
120 #define PM4_FPU_FPY2                            0x0754
121 #define PM4_FPU_FPY3                            0x0758
122 #define PM4_FPU_FPY4                            0x075c
123 #define PM4_FPU_FPY5                            0x0760
124 #define PM4_FPU_FPY6                            0x0764
125 #define PM4_FPU_FPR                             0x0768
126 #define PM4_FPU_FPG                             0x076c
127 #define PM4_FPU_FPB                             0x0770
128 #define PM4_FPU_FPA                             0x0774
129 #define PM4_FPU_INTXY0                          0x0780
130 #define PM4_FPU_INTXY1                          0x0784
131 #define PM4_FPU_INTXY2                          0x0788
132 #define PM4_FPU_INTARGB                         0x078c
133 #define PM4_FPU_FPTWICEAREA                     0x0790
134 #define PM4_FPU_DMAJOR01                        0x0794
135 #define PM4_FPU_DMAJOR12                        0x0798
136 #define PM4_FPU_DMAJOR02                        0x079c
137 #define PM4_FPU_STAT                            0x07a0
138 #define PM4_STAT                                0x07b8
139 #define PM4_TEST_CNTL                           0x07d0
140 #define PM4_MICROCODE_ADDR                      0x07d4
141 #define PM4_MICROCODE_RADDR                     0x07d8
142 #define PM4_MICROCODE_DATAH                     0x07dc
143 #define PM4_MICROCODE_DATAL                     0x07e0
144 #define PM4_CMDFIFO_ADDR                        0x07e4
145 #define PM4_CMDFIFO_DATAH                       0x07e8
146 #define PM4_CMDFIFO_DATAL                       0x07ec
147 #define PM4_BUFFER_ADDR                         0x07f0
148 #define PM4_BUFFER_DATAH                        0x07f4
149 #define PM4_BUFFER_DATAL                        0x07f8
150 #define PM4_MICRO_CNTL                          0x07fc
151 #define CAP0_TRIG_CNTL                          0x0950
152 #define CAP1_TRIG_CNTL                          0x09c0
153 
154 #define RBBM_STATUS                             0x0e40
155 
156 /*
157  * GUI Block Memory Mapped Registers
158  * These registers are FIFOed.
159  */
160 #define PM4_FIFO_DATA_EVEN                      0x1000
161 #define PM4_FIFO_DATA_ODD                       0x1004
162 
163 #define DST_OFFSET                              0x1404
164 #define DST_PITCH                               0x1408
165 #define DST_WIDTH                               0x140c
166 #define DST_HEIGHT                              0x1410
167 #define SRC_X                                   0x1414
168 #define SRC_Y                                   0x1418
169 #define DST_X                                   0x141c
170 #define DST_Y                                   0x1420
171 #define SRC_PITCH_OFFSET                        0x1428
172 #define DST_PITCH_OFFSET                        0x142c
173 #define SRC_Y_X                                 0x1434
174 #define DST_Y_X                                 0x1438
175 #define DST_HEIGHT_WIDTH                        0x143c
176 #define DP_GUI_MASTER_CNTL                      0x146c
177 #define BRUSH_SCALE                             0x1470
178 #define BRUSH_Y_X                               0x1474
179 #define DP_BRUSH_BKGD_CLR                       0x1478
180 #define DP_BRUSH_FRGD_CLR                       0x147c
181 #define DST_WIDTH_X                             0x1588
182 #define DST_HEIGHT_WIDTH_8                      0x158c
183 #define SRC_X_Y                                 0x1590
184 #define DST_X_Y                                 0x1594
185 #define DST_WIDTH_HEIGHT                        0x1598
186 #define DST_WIDTH_X_INCY                        0x159c
187 #define DST_HEIGHT_Y                            0x15a0
188 #define DST_X_SUB                               0x15a4
189 #define DST_Y_SUB                               0x15a8
190 #define SRC_OFFSET                              0x15ac
191 #define SRC_PITCH                               0x15b0
192 #define DST_HEIGHT_WIDTH_BW                     0x15b4
193 #define CLR_CMP_CNTL                            0x15c0
194 #define CLR_CMP_CLR_SRC                         0x15c4
195 #define CLR_CMP_CLR_DST                         0x15c8
196 #define CLR_CMP_MASK                            0x15cc
197 #define DP_SRC_FRGD_CLR                         0x15d8
198 #define DP_SRC_BKGD_CLR                         0x15dc
199 #define DST_BRES_ERR                            0x1628
200 #define DST_BRES_INC                            0x162c
201 #define DST_BRES_DEC                            0x1630
202 #define DST_BRES_LNTH                           0x1634
203 #define DST_BRES_LNTH_SUB                       0x1638
204 #define SC_LEFT                                 0x1640
205 #define SC_RIGHT                                0x1644
206 #define SC_TOP                                  0x1648
207 #define SC_BOTTOM                               0x164c
208 #define SRC_SC_RIGHT                            0x1654
209 #define SRC_SC_BOTTOM                           0x165c
210 #define GUI_DEBUG0                              0x16a0
211 #define GUI_DEBUG1                              0x16a4
212 #define GUI_TIMEOUT                             0x16b0
213 #define GUI_TIMEOUT0                            0x16b4
214 #define GUI_TIMEOUT1                            0x16b8
215 #define GUI_PROBE                               0x16bc
216 #define DP_CNTL                                 0x16c0
217 #define DP_DATATYPE                             0x16c4
218 #define DP_MIX                                  0x16c8
219 #define DP_WRITE_MASK                           0x16cc
220 #define DP_CNTL_XDIR_YDIR_YMAJOR                0x16d0
221 #define DEFAULT_OFFSET                          0x16e0
222 #define DEFAULT_PITCH                           0x16e4
223 #define DEFAULT_SC_BOTTOM_RIGHT                 0x16e8
224 #define SC_TOP_LEFT                             0x16ec
225 #define SC_BOTTOM_RIGHT                         0x16f0
226 #define SRC_SC_BOTTOM_RIGHT                     0x16f4
227 #define DST_TILE                                0x1700
228 #define WAIT_UNTIL                              0x1720
229 #define CACHE_CNTL                              0x1724
230 #define GUI_STAT                                0x1740
231 #define PC_GUI_MODE                             0x1744
232 #define PC_GUI_CTLSTAT                          0x1748
233 #define PC_DEBUG_MODE                           0x1760
234 #define BRES_DST_ERR_DEC                        0x1780
235 #define TRAIL_BRES_T12_ERR_DEC                  0x1784
236 #define TRAIL_BRES_T12_INC                      0x1788
237 #define DP_T12_CNTL                             0x178c
238 #define DST_BRES_T1_LNTH                        0x1790
239 #define DST_BRES_T2_LNTH                        0x1794
240 #define SCALE_SRC_HEIGHT_WIDTH                  0x1994
241 #define SCALE_OFFSET_0                          0x1998
242 #define SCALE_PITCH                             0x199c
243 #define SCALE_X_INC                             0x19a0
244 #define SCALE_Y_INC                             0x19a4
245 #define SCALE_HACC                              0x19a8
246 #define SCALE_VACC                              0x19ac
247 #define SCALE_DST_X_Y                           0x19b0
248 #define SCALE_DST_HEIGHT_WIDTH                  0x19b4
249 #define SCALE_3D_CNTL                           0x1a00
250 #define SCALE_3D_DATATYPE                       0x1a20
251 #define SETUP_CNTL                              0x1bc4
252 #define SOLID_COLOR                             0x1bc8
253 #define WINDOW_XY_OFFSET                        0x1bcc
254 #define DRAW_LINE_POINT                         0x1bd0
255 #define SETUP_CNTL_PM4                          0x1bd4
256 #define DST_PITCH_OFFSET_C                      0x1c80
257 #define DP_GUI_MASTER_CNTL_C                    0x1c84
258 #define SC_TOP_LEFT_C                           0x1c88
259 #define SC_BOTTOM_RIGHT_C                       0x1c8c
260 
261 #define CLR_CMP_MASK_3D                         0x1A28
262 #define MISC_3D_STATE_CNTL_REG                  0x1CA0
263 #define MC_SRC1_CNTL                            0x19D8
264 #define TEX_CNTL                                0x1800
265 
266 /* CONSTANTS */
267 #define GUI_ACTIVE                              0x80000000
268 #define ENGINE_IDLE                             0x0
269 
270 #define PLL_WR_EN                               0x00000080
271 
272 #define CLK_PIN_CNTL                            0x01
273 #define PPLL_CNTL                               0x02
274 #define PPLL_REF_DIV                            0x03
275 #define PPLL_DIV_0                              0x04
276 #define PPLL_DIV_1                              0x05
277 #define PPLL_DIV_2                              0x06
278 #define PPLL_DIV_3                              0x07
279 #define VCLK_ECP_CNTL                           0x08
280 #define HTOTAL_CNTL                             0x09
281 #define X_MPLL_REF_FB_DIV                       0x0a
282 #define XPLL_CNTL                               0x0b
283 #define XDLL_CNTL                               0x0c
284 #define XCLK_CNTL                               0x0d
285 #define MPLL_CNTL                               0x0e
286 #define MCLK_CNTL                               0x0f
287 #define AGP_PLL_CNTL                            0x10
288 #define FCP_CNTL                                0x12
289 #define PLL_TEST_CNTL                           0x13
290 #define P2PLL_CNTL                              0x2a
291 #define P2PLL_REF_DIV                           0x2b
292 #define P2PLL_DIV_0                             0x2b
293 #define POWER_MANAGEMENT                        0x2f
294 
295 #define PPLL_RESET                              0x00000001
296 #define PPLL_ATOMIC_UPDATE_EN                   0x00010000
297 #define PPLL_VGA_ATOMIC_UPDATE_EN               0x00020000
298 #define PPLL_REF_DIV_MASK                       0x000003FF
299 #define PPLL_FB3_DIV_MASK                       0x000007FF
300 #define PPLL_POST3_DIV_MASK                     0x00070000
301 #define PPLL_ATOMIC_UPDATE_R                    0x00008000
302 #define PPLL_ATOMIC_UPDATE_W                    0x00008000
303 #define MEM_CFG_TYPE_MASK                       0x00000003
304 #define XCLK_SRC_SEL_MASK                       0x00000007
305 #define XPLL_FB_DIV_MASK                        0x0000FF00
306 #define X_MPLL_REF_DIV_MASK                     0x000000FF
307 
308 /* Config control values (CONFIG_CNTL) */
309 #define CFG_VGA_IO_DIS                          0x00000400
310 
311 /* CRTC control values (CRTC_GEN_CNTL) */
312 #define CRTC_CSYNC_EN                           0x00000010
313 
314 #define CRTC2_DBL_SCAN_EN                       0x00000001
315 #define CRTC2_DISPLAY_DIS                       0x00800000
316 #define CRTC2_FIFO_EXTSENSE                     0x00200000
317 #define CRTC2_ICON_EN                           0x00100000
318 #define CRTC2_CUR_EN                            0x00010000
319 #define CRTC2_EXT_DISP_EN                       0x01000000
320 #define CRTC2_EN                                0x02000000
321 #define CRTC2_DISP_REQ_EN_B                     0x04000000
322 
323 #define CRTC_PIX_WIDTH_MASK                     0x00000700
324 #define CRTC_PIX_WIDTH_4BPP                     0x00000100
325 #define CRTC_PIX_WIDTH_8BPP                     0x00000200
326 #define CRTC_PIX_WIDTH_15BPP                    0x00000300
327 #define CRTC_PIX_WIDTH_16BPP                    0x00000400
328 #define CRTC_PIX_WIDTH_24BPP                    0x00000500
329 #define CRTC_PIX_WIDTH_32BPP                    0x00000600
330 
331 /* DAC_CNTL bit constants */
332 #define DAC_8BIT_EN                             0x00000100
333 #define DAC_MASK                                0xFF000000
334 #define DAC_BLANKING                            0x00000004
335 #define DAC_RANGE_CNTL                          0x00000003
336 #define DAC_CLK_SEL                             0x00000010
337 #define DAC_PALETTE_ACCESS_CNTL                 0x00000020
338 #define DAC_PALETTE2_SNOOP_EN                   0x00000040
339 #define DAC_PDWN                                0x00008000
340 
341 /* CRTC_EXT_CNTL */
342 #define CRT_CRTC_DISPLAY_DIS                    0x00000400
343 #define CRT_CRTC_ON                             0x00008000
344 
345 /* GEN_RESET_CNTL bit constants */
346 #define SOFT_RESET_GUI                          0x00000001
347 #define SOFT_RESET_VCLK                         0x00000100
348 #define SOFT_RESET_PCLK                         0x00000200
349 #define SOFT_RESET_ECP                          0x00000400
350 #define SOFT_RESET_DISPENG_XCLK                 0x00000800
351 
352 /* PC_GUI_CTLSTAT bit constants */
353 #define PC_BUSY_INIT                            0x10000000
354 #define PC_BUSY_GUI                             0x20000000
355 #define PC_BUSY_NGUI                            0x40000000
356 #define PC_BUSY                                 0x80000000
357 
358 #define BUS_MASTER_DIS                          0x00000040
359 #define PM4_BUFFER_CNTL_NONPM4                  0x00000000
360 
361 /* DP_DATATYPE bit constants */
362 #define DST_8BPP                                0x00000002
363 #define DST_15BPP                               0x00000003
364 #define DST_16BPP                               0x00000004
365 #define DST_24BPP                               0x00000005
366 #define DST_32BPP                               0x00000006
367 
368 #define BRUSH_SOLIDCOLOR                        0x00000d00
369 
370 /* DP_GUI_MASTER_CNTL bit constants */
371 #define GMC_SRC_PITCH_OFFSET_DEFAULT            0x00000000
372 #define GMC_DST_PITCH_OFFSET_DEFAULT            0x00000000
373 #define GMC_SRC_CLIP_DEFAULT                    0x00000000
374 #define GMC_DST_CLIP_DEFAULT                    0x00000000
375 #define GMC_BRUSH_SOLIDCOLOR                    0x000000d0
376 #define GMC_SRC_DSTCOLOR                        0x00003000
377 #define GMC_BYTE_ORDER_MSB_TO_LSB               0x00000000
378 #define GMC_DP_SRC_RECT                         0x02000000
379 #define GMC_3D_FCN_EN_CLR                       0x00000000
380 #define GMC_AUX_CLIP_CLEAR                      0x20000000
381 #define GMC_DST_CLR_CMP_FCN_CLEAR               0x10000000
382 #define GMC_WRITE_MASK_SET                      0x40000000
383 #define GMC_DP_CONVERSION_TEMP_6500             0x00000000
384 
385 /* DP_GUI_MASTER_CNTL ROP3 named constants */
386 #define GMC_ROP3_MASK                           0x00ff0000
387 #define ROP3_BLACKNESS                          0x00000000
388 #define ROP3_SRCCOPY                            0x00cc0000
389 #define ROP3_PATCOPY                            0x00f00000
390 #define ROP3_WHITENESS                          0x00ff0000
391 
392 #define SRC_DSTCOLOR                            0x00030000
393 
394 /* DP_CNTL bit constants */
395 #define DST_X_RIGHT_TO_LEFT                     0x00000000
396 #define DST_X_LEFT_TO_RIGHT                     0x00000001
397 #define DST_Y_BOTTOM_TO_TOP                     0x00000000
398 #define DST_Y_TOP_TO_BOTTOM                     0x00000002
399 #define DST_X_MAJOR                             0x00000000
400 #define DST_Y_MAJOR                             0x00000004
401 #define DST_X_TILE                              0x00000008
402 #define DST_Y_TILE                              0x00000010
403 #define DST_LAST_PEL                            0x00000020
404 #define DST_TRAIL_X_RIGHT_TO_LEFT               0x00000000
405 #define DST_TRAIL_X_LEFT_TO_RIGHT               0x00000040
406 #define DST_TRAP_FILL_RIGHT_TO_LEFT             0x00000000
407 #define DST_TRAP_FILL_LEFT_TO_RIGHT             0x00000080
408 #define DST_BRES_SIGN                           0x00000100
409 #define DST_HOST_BIG_ENDIAN_EN                  0x00000200
410 #define DST_POLYLINE_NONLAST                    0x00008000
411 #define DST_RASTER_STALL                        0x00010000
412 #define DST_POLY_EDGE                           0x00040000
413 
414 /* DP_MIX bit constants */
415 #define DP_SRC_RECT                             0x00000200
416 #define DP_SRC_HOST                             0x00000300
417 #define DP_SRC_HOST_BYTEALIGN                   0x00000400
418 
419 /* LVDS_GEN_CNTL constants */
420 #define LVDS_BL_MOD_LEVEL_MASK                  0x0000ff00
421 #define LVDS_BL_MOD_LEVEL_SHIFT                 8
422 #define LVDS_BL_MOD_EN                          0x00010000
423 #define LVDS_DIGION                             0x00040000
424 #define LVDS_BLON                               0x00080000
425 #define LVDS_ON                                 0x00000001
426 #define LVDS_DISPLAY_DIS                        0x00000002
427 #define LVDS_PANEL_TYPE_2PIX_PER_CLK            0x00000004
428 #define LVDS_PANEL_24BITS_TFT                   0x00000008
429 #define LVDS_FRAME_MOD_NO                       0x00000000
430 #define LVDS_FRAME_MOD_2_LEVELS                 0x00000010
431 #define LVDS_FRAME_MOD_4_LEVELS                 0x00000020
432 #define LVDS_RST_FM                             0x00000040
433 #define LVDS_EN                                 0x00000080
434 
435 /* CRTC2_GEN_CNTL constants */
436 #define CRTC2_EN                                0x02000000
437 
438 /* POWER_MANAGEMENT constants */
439 #define PWR_MGT_ON                              0x00000001
440 #define PWR_MGT_MODE_MASK                       0x00000006
441 #define PWR_MGT_MODE_PIN                        0x00000000
442 #define PWR_MGT_MODE_REGISTER                   0x00000002
443 #define PWR_MGT_MODE_TIMER                      0x00000004
444 #define PWR_MGT_MODE_PCI                        0x00000006
445 #define PWR_MGT_AUTO_PWR_UP_EN                  0x00000008
446 #define PWR_MGT_ACTIVITY_PIN_ON                 0x00000010
447 #define PWR_MGT_STANDBY_POL                     0x00000020
448 #define PWR_MGT_SUSPEND_POL                     0x00000040
449 #define PWR_MGT_SELF_REFRESH                    0x00000080
450 #define PWR_MGT_ACTIVITY_PIN_EN                 0x00000100
451 #define PWR_MGT_KEYBD_SNOOP                     0x00000200
452 #define PWR_MGT_TRISTATE_MEM_EN                 0x00000800
453 #define PWR_MGT_SELW4MS                         0x00001000
454 #define PWR_MGT_SLOWDOWN_MCLK                   0x00002000
455 
456 #define PMI_PMSCR_REG                           0x60
457 
458 /* used by ATI bug fix for hardware ROM */
459 #define RAGE128_MPP_TB_CONFIG                   0x01c0
460 
461 #endif /* ATI_REGS_H */
462