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1da177e4 LT |
1 | /* i830_drv.h -- Private header for the I830 driver -*- linux-c -*- |
2 | * Created: Mon Dec 13 01:50:01 1999 by [email protected] | |
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 | * PRECISION INSIGHT 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 OTHER | |
25 | * DEALINGS IN THE SOFTWARE. | |
26 | * | |
27 | * Authors: Rickard E. (Rik) Faith <[email protected]> | |
28 | * Jeff Hartmann <[email protected]> | |
29 | * | |
30 | */ | |
31 | ||
32 | #ifndef _I830_DRV_H_ | |
33 | #define _I830_DRV_H_ | |
34 | ||
35 | /* General customization: | |
36 | */ | |
37 | ||
38 | #define DRIVER_AUTHOR "VA Linux Systems Inc." | |
39 | ||
40 | #define DRIVER_NAME "i830" | |
41 | #define DRIVER_DESC "Intel 830M" | |
42 | #define DRIVER_DATE "20021108" | |
43 | ||
44 | /* Interface history: | |
45 | * | |
46 | * 1.1: Original. | |
47 | * 1.2: ? | |
48 | * 1.3: New irq emit/wait ioctls. | |
49 | * New pageflip ioctl. | |
50 | * New getparam ioctl. | |
51 | * State for texunits 3&4 in sarea. | |
52 | * New (alternative) layout for texture state. | |
53 | */ | |
54 | #define DRIVER_MAJOR 1 | |
55 | #define DRIVER_MINOR 3 | |
56 | #define DRIVER_PATCHLEVEL 2 | |
57 | ||
58 | /* Driver will work either way: IRQ's save cpu time when waiting for | |
59 | * the card, but are subject to subtle interactions between bios, | |
60 | * hardware and the driver. | |
61 | */ | |
62 | /* XXX: Add vblank support? */ | |
63 | #define USE_IRQS 0 | |
64 | ||
65 | typedef struct drm_i830_buf_priv { | |
66 | u32 *in_use; | |
67 | int my_use_idx; | |
68 | int currently_mapped; | |
69 | void __user *virtual; | |
70 | void *kernel_virtual; | |
71 | } drm_i830_buf_priv_t; | |
72 | ||
73 | typedef struct _drm_i830_ring_buffer{ | |
74 | int tail_mask; | |
75 | unsigned long Start; | |
76 | unsigned long End; | |
77 | unsigned long Size; | |
78 | u8 *virtual_start; | |
79 | int head; | |
80 | int tail; | |
81 | int space; | |
82 | } drm_i830_ring_buffer_t; | |
83 | ||
84 | typedef struct drm_i830_private { | |
85 | drm_map_t *sarea_map; | |
86 | drm_map_t *mmio_map; | |
87 | ||
88 | drm_i830_sarea_t *sarea_priv; | |
89 | drm_i830_ring_buffer_t ring; | |
90 | ||
91 | void * hw_status_page; | |
92 | unsigned long counter; | |
93 | ||
94 | dma_addr_t dma_status_page; | |
95 | ||
96 | drm_buf_t *mmap_buffer; | |
97 | ||
98 | u32 front_di1, back_di1, zi1; | |
99 | ||
100 | int back_offset; | |
101 | int depth_offset; | |
102 | int front_offset; | |
103 | int w, h; | |
104 | int pitch; | |
105 | int back_pitch; | |
106 | int depth_pitch; | |
107 | unsigned int cpp; | |
108 | ||
109 | int do_boxes; | |
110 | int dma_used; | |
111 | ||
112 | int current_page; | |
113 | int page_flipping; | |
114 | ||
115 | wait_queue_head_t irq_queue; | |
116 | atomic_t irq_received; | |
117 | atomic_t irq_emitted; | |
118 | ||
119 | int use_mi_batchbuffer_start; | |
120 | ||
121 | } drm_i830_private_t; | |
122 | ||
123 | /* i830_dma.c */ | |
124 | extern void i830_reclaim_buffers(drm_device_t *dev, struct file *filp); | |
125 | ||
1da177e4 LT |
126 | /* i830_irq.c */ |
127 | extern int i830_irq_emit( struct inode *inode, struct file *filp, | |
128 | unsigned int cmd, unsigned long arg ); | |
129 | extern int i830_irq_wait( struct inode *inode, struct file *filp, | |
130 | unsigned int cmd, unsigned long arg ); | |
131 | ||
132 | extern irqreturn_t i830_driver_irq_handler( DRM_IRQ_ARGS ); | |
133 | extern void i830_driver_irq_preinstall( drm_device_t *dev ); | |
134 | extern void i830_driver_irq_postinstall( drm_device_t *dev ); | |
135 | extern void i830_driver_irq_uninstall( drm_device_t *dev ); | |
136 | extern void i830_driver_pretakedown(drm_device_t *dev); | |
137 | extern void i830_driver_release(drm_device_t *dev, struct file *filp); | |
138 | extern int i830_driver_dma_quiescent(drm_device_t *dev); | |
139 | extern void i830_driver_prerelease(drm_device_t *dev, DRMFILE filp); | |
cda17380 | 140 | extern int i830_driver_device_is_agp(drm_device_t * dev); |
1da177e4 LT |
141 | |
142 | #define I830_BASE(reg) ((unsigned long) \ | |
143 | dev_priv->mmio_map->handle) | |
144 | #define I830_ADDR(reg) (I830_BASE(reg) + reg) | |
145 | #define I830_DEREF(reg) *(__volatile__ unsigned int *)I830_ADDR(reg) | |
146 | #define I830_READ(reg) readl((volatile u32 *)I830_ADDR(reg)) | |
147 | #define I830_WRITE(reg,val) writel(val, (volatile u32 *)I830_ADDR(reg)) | |
148 | #define I830_DEREF16(reg) *(__volatile__ u16 *)I830_ADDR(reg) | |
149 | #define I830_READ16(reg) I830_DEREF16(reg) | |
150 | #define I830_WRITE16(reg,val) do { I830_DEREF16(reg) = val; } while (0) | |
151 | ||
152 | ||
153 | ||
154 | #define I830_VERBOSE 0 | |
155 | ||
156 | #define RING_LOCALS unsigned int outring, ringmask, outcount; \ | |
157 | volatile char *virt; | |
158 | ||
159 | #define BEGIN_LP_RING(n) do { \ | |
160 | if (I830_VERBOSE) \ | |
161 | printk("BEGIN_LP_RING(%d) in %s\n", \ | |
162 | n, __FUNCTION__); \ | |
163 | if (dev_priv->ring.space < n*4) \ | |
164 | i830_wait_ring(dev, n*4, __FUNCTION__); \ | |
165 | outcount = 0; \ | |
166 | outring = dev_priv->ring.tail; \ | |
167 | ringmask = dev_priv->ring.tail_mask; \ | |
168 | virt = dev_priv->ring.virtual_start; \ | |
169 | } while (0) | |
170 | ||
171 | ||
172 | #define OUT_RING(n) do { \ | |
173 | if (I830_VERBOSE) printk(" OUT_RING %x\n", (int)(n)); \ | |
174 | *(volatile unsigned int *)(virt + outring) = n; \ | |
175 | outcount++; \ | |
176 | outring += 4; \ | |
177 | outring &= ringmask; \ | |
178 | } while (0) | |
179 | ||
180 | #define ADVANCE_LP_RING() do { \ | |
181 | if (I830_VERBOSE) printk("ADVANCE_LP_RING %x\n", outring); \ | |
182 | dev_priv->ring.tail = outring; \ | |
183 | dev_priv->ring.space -= outcount * 4; \ | |
184 | I830_WRITE(LP_RING + RING_TAIL, outring); \ | |
185 | } while(0) | |
186 | ||
187 | extern int i830_wait_ring(drm_device_t *dev, int n, const char *caller); | |
188 | ||
189 | ||
190 | #define GFX_OP_USER_INTERRUPT ((0<<29)|(2<<23)) | |
191 | #define GFX_OP_BREAKPOINT_INTERRUPT ((0<<29)|(1<<23)) | |
192 | #define CMD_REPORT_HEAD (7<<23) | |
193 | #define CMD_STORE_DWORD_IDX ((0x21<<23) | 0x1) | |
194 | #define CMD_OP_BATCH_BUFFER ((0x0<<29)|(0x30<<23)|0x1) | |
195 | ||
196 | #define STATE3D_LOAD_STATE_IMMEDIATE_2 ((0x3<<29)|(0x1d<<24)|(0x03<<16)) | |
197 | #define LOAD_TEXTURE_MAP0 (1<<11) | |
198 | ||
199 | #define INST_PARSER_CLIENT 0x00000000 | |
200 | #define INST_OP_FLUSH 0x02000000 | |
201 | #define INST_FLUSH_MAP_CACHE 0x00000001 | |
202 | ||
203 | ||
204 | #define BB1_START_ADDR_MASK (~0x7) | |
205 | #define BB1_PROTECTED (1<<0) | |
206 | #define BB1_UNPROTECTED (0<<0) | |
207 | #define BB2_END_ADDR_MASK (~0x7) | |
208 | ||
209 | #define I830REG_HWSTAM 0x02098 | |
210 | #define I830REG_INT_IDENTITY_R 0x020a4 | |
211 | #define I830REG_INT_MASK_R 0x020a8 | |
212 | #define I830REG_INT_ENABLE_R 0x020a0 | |
213 | ||
214 | #define I830_IRQ_RESERVED ((1<<13)|(3<<2)) | |
215 | ||
216 | ||
217 | #define LP_RING 0x2030 | |
218 | #define HP_RING 0x2040 | |
219 | #define RING_TAIL 0x00 | |
220 | #define TAIL_ADDR 0x001FFFF8 | |
221 | #define RING_HEAD 0x04 | |
222 | #define HEAD_WRAP_COUNT 0xFFE00000 | |
223 | #define HEAD_WRAP_ONE 0x00200000 | |
224 | #define HEAD_ADDR 0x001FFFFC | |
225 | #define RING_START 0x08 | |
226 | #define START_ADDR 0x0xFFFFF000 | |
227 | #define RING_LEN 0x0C | |
228 | #define RING_NR_PAGES 0x001FF000 | |
229 | #define RING_REPORT_MASK 0x00000006 | |
230 | #define RING_REPORT_64K 0x00000002 | |
231 | #define RING_REPORT_128K 0x00000004 | |
232 | #define RING_NO_REPORT 0x00000000 | |
233 | #define RING_VALID_MASK 0x00000001 | |
234 | #define RING_VALID 0x00000001 | |
235 | #define RING_INVALID 0x00000000 | |
236 | ||
237 | #define GFX_OP_SCISSOR ((0x3<<29)|(0x1c<<24)|(0x10<<19)) | |
238 | #define SC_UPDATE_SCISSOR (0x1<<1) | |
239 | #define SC_ENABLE_MASK (0x1<<0) | |
240 | #define SC_ENABLE (0x1<<0) | |
241 | ||
242 | #define GFX_OP_SCISSOR_INFO ((0x3<<29)|(0x1d<<24)|(0x81<<16)|(0x1)) | |
243 | #define SCI_YMIN_MASK (0xffff<<16) | |
244 | #define SCI_XMIN_MASK (0xffff<<0) | |
245 | #define SCI_YMAX_MASK (0xffff<<16) | |
246 | #define SCI_XMAX_MASK (0xffff<<0) | |
247 | ||
248 | #define GFX_OP_SCISSOR_ENABLE ((0x3<<29)|(0x1c<<24)|(0x10<<19)) | |
249 | #define GFX_OP_SCISSOR_RECT ((0x3<<29)|(0x1d<<24)|(0x81<<16)|1) | |
250 | #define GFX_OP_COLOR_FACTOR ((0x3<<29)|(0x1d<<24)|(0x1<<16)|0x0) | |
251 | #define GFX_OP_STIPPLE ((0x3<<29)|(0x1d<<24)|(0x83<<16)) | |
252 | #define GFX_OP_MAP_INFO ((0x3<<29)|(0x1d<<24)|0x4) | |
253 | #define GFX_OP_DESTBUFFER_VARS ((0x3<<29)|(0x1d<<24)|(0x85<<16)|0x0) | |
254 | #define GFX_OP_DRAWRECT_INFO ((0x3<<29)|(0x1d<<24)|(0x80<<16)|(0x3)) | |
255 | #define GFX_OP_PRIMITIVE ((0x3<<29)|(0x1f<<24)) | |
256 | ||
257 | #define CMD_OP_DESTBUFFER_INFO ((0x3<<29)|(0x1d<<24)|(0x8e<<16)|1) | |
258 | ||
259 | #define CMD_OP_DISPLAYBUFFER_INFO ((0x0<<29)|(0x14<<23)|2) | |
260 | #define ASYNC_FLIP (1<<22) | |
261 | ||
262 | #define CMD_3D (0x3<<29) | |
263 | #define STATE3D_CONST_BLEND_COLOR_CMD (CMD_3D|(0x1d<<24)|(0x88<<16)) | |
264 | #define STATE3D_MAP_COORD_SETBIND_CMD (CMD_3D|(0x1d<<24)|(0x02<<16)) | |
265 | ||
266 | #define BR00_BITBLT_CLIENT 0x40000000 | |
267 | #define BR00_OP_COLOR_BLT 0x10000000 | |
268 | #define BR00_OP_SRC_COPY_BLT 0x10C00000 | |
269 | #define BR13_SOLID_PATTERN 0x80000000 | |
270 | ||
271 | #define BUF_3D_ID_COLOR_BACK (0x3<<24) | |
272 | #define BUF_3D_ID_DEPTH (0x7<<24) | |
273 | #define BUF_3D_USE_FENCE (1<<23) | |
274 | #define BUF_3D_PITCH(x) (((x)/4)<<2) | |
275 | ||
276 | #define CMD_OP_MAP_PALETTE_LOAD ((3<<29)|(0x1d<<24)|(0x82<<16)|255) | |
277 | #define MAP_PALETTE_NUM(x) ((x<<8) & (1<<8)) | |
278 | #define MAP_PALETTE_BOTH (1<<11) | |
279 | ||
280 | #define XY_COLOR_BLT_CMD ((2<<29)|(0x50<<22)|0x4) | |
281 | #define XY_COLOR_BLT_WRITE_ALPHA (1<<21) | |
282 | #define XY_COLOR_BLT_WRITE_RGB (1<<20) | |
283 | ||
284 | #define XY_SRC_COPY_BLT_CMD ((2<<29)|(0x53<<22)|6) | |
285 | #define XY_SRC_COPY_BLT_WRITE_ALPHA (1<<21) | |
286 | #define XY_SRC_COPY_BLT_WRITE_RGB (1<<20) | |
287 | ||
288 | #define MI_BATCH_BUFFER ((0x30<<23)|1) | |
289 | #define MI_BATCH_BUFFER_START (0x31<<23) | |
290 | #define MI_BATCH_BUFFER_END (0xA<<23) | |
291 | #define MI_BATCH_NON_SECURE (1) | |
292 | ||
293 | #define MI_WAIT_FOR_EVENT ((0x3<<23)) | |
294 | #define MI_WAIT_FOR_PLANE_A_FLIP (1<<2) | |
295 | #define MI_WAIT_FOR_PLANE_A_SCANLINES (1<<1) | |
296 | ||
297 | #define MI_LOAD_SCAN_LINES_INCL ((0x12<<23)) | |
298 | ||
299 | #endif | |
300 |