1/*-*- linux-c -*-
2 * linux/drivers/video/i810.h -- Intel 810 General Definitions/Declarations
3 *
4 * Copyright (C) 2001 Antonino Daplas<adaplas@pol.net>
5 * All Rights Reserved
6 *
7 *
8 * This file is subject to the terms and conditions of the GNU General Public
9 * License. See the file COPYING in the main directory of this archive for
10 * more details.
11 */
12
13#ifndef __I810_H__
14#define __I810_H__
15
16#include <linux/list.h>
17#include <linux/agp_backend.h>
18#include <linux/fb.h>
19#include <linux/i2c.h>
20#include <linux/i2c-algo-bit.h>
21#include <video/vga.h>
22
23/* Fence */
24#define TILEWALK_X (0 << 12)
25#define TILEWALK_Y (1 << 12)
26
27/* Raster ops */
28#define COLOR_COPY_ROP 0xF0
29#define PAT_COPY_ROP 0xCC
30#define CLEAR_ROP 0x00
31#define WHITE_ROP 0xFF
32#define INVERT_ROP 0x55
33#define XOR_ROP 0x5A
34
35/* 2D Engine definitions */
36#define SOLIDPATTERN 0x80000000
37#define NONSOLID 0x00000000
38#define BPP8 (0 << 24)
39#define BPP16 (1 << 24)
40#define BPP24 (2 << 24)
41
42#define PIXCONF8 (2 << 16)
43#define PIXCONF15 (4 << 16)
44#define PIXCONF16 (5 << 16)
45#define PIXCONF24 (6 << 16)
46#define PIXCONF32 (7 << 16)
47
48#define DYN_COLOR_EN (1 << 26)
49#define DYN_COLOR_DIS (0 << 26)
50#define INCREMENT 0x00000000
51#define DECREMENT (0x01 << 30)
52#define ARB_ON 0x00000001
53#define ARB_OFF 0x00000000
54#define SYNC_FLIP 0x00000000
55#define ASYNC_FLIP 0x00000040
56#define OPTYPE_MASK 0xE0000000
57#define PARSER_MASK 0x001F8000
58#define D2_MASK 0x001FC000 /* 2D mask */
59
60/* Instruction type */
61/* There are more but pertains to 3D */
62#define PARSER 0x00000000
63#define BLIT (0x02 << 29)
64#define RENDER (0x03 << 29)
65
66/* Parser */
67#define NOP 0x00 /* No operation, padding */
68#define BP_INT (0x01 << 23) /* Breakpoint interrupt */
69#define USR_INT (0x02 << 23) /* User interrupt */
70#define WAIT_FOR_EVNT (0x03 << 23) /* Wait for event */
71#define FLUSH (0x04 << 23)
72#define CONTEXT_SEL (0x05 << 23)
73#define REPORT_HEAD (0x07 << 23)
74#define ARB_ON_OFF (0x08 << 23)
75#define OVERLAY_FLIP (0x11 << 23)
76#define LOAD_SCAN_INC (0x12 << 23)
77#define LOAD_SCAN_EX (0x13 << 23)
78#define FRONT_BUFFER (0x14 << 23)
79#define DEST_BUFFER (0x15 << 23)
80#define Z_BUFFER (0x16 << 23)
81
82#define STORE_DWORD_IMM (0x20 << 23)
83#define STORE_DWORD_IDX (0x21 << 23)
84#define BATCH_BUFFER (0x30 << 23)
85
86/* Blit */
87#define SETUP_BLIT 0x00
88#define SETUP_MONO_PATTERN_SL_BLT (0x10 << 22)
89#define PIXEL_BLT (0x20 << 22)
90#define SCANLINE_BLT (0x21 << 22)
91#define TEXT_BLT (0x22 << 22)
92#define TEXT_IMM_BLT (0x30 << 22)
93#define COLOR_BLT (0x40 << 22)
94#define MONO_PAT_BLIT (0x42 << 22)
95#define SOURCE_COPY_BLIT (0x43 << 22)
96#define MONO_SOURCE_COPY_BLIT (0x44 << 22)
97#define SOURCE_COPY_IMMEDIATE (0x60 << 22)
98#define MONO_SOURCE_COPY_IMMEDIATE (0x61 << 22)
99
100#define VERSION_MAJOR 0
101#define VERSION_MINOR 9
102#define VERSION_TEENIE 0
103#define BRANCH_VERSION ""
104
105
106/* mvo: intel i815 */
107#ifndef PCI_DEVICE_ID_INTEL_82815_100
108 #define PCI_DEVICE_ID_INTEL_82815_100 0x1102
109#endif
110#ifndef PCI_DEVICE_ID_INTEL_82815_NOAGP
111 #define PCI_DEVICE_ID_INTEL_82815_NOAGP 0x1112
112#endif
113#ifndef PCI_DEVICE_ID_INTEL_82815_FULL_CTRL
114 #define PCI_DEVICE_ID_INTEL_82815_FULL_CTRL 0x1130
115#endif
116
117/* General Defines */
118#define I810_PAGESIZE 4096
119#define MAX_DMA_SIZE (1024 * 4096)
120#define SAREA_SIZE 4096
121#define PCI_I810_MISCC 0x72
122#define MMIO_SIZE (512*1024)
123#define GTT_SIZE (16*1024)
124#define RINGBUFFER_SIZE (64*1024)
125#define CURSOR_SIZE 4096
126#define OFF 0
127#define ON 1
128#define MAX_KEY 256
129#define WAIT_COUNT 10000000
130#define IRING_PAD 8
131#define FONTDATAMAX 8192
132/* Masks (AND ops) and OR's */
133#define FB_START_MASK (0x3f << (32 - 6))
134#define MMIO_ADDR_MASK (0x1FFF << (32 - 13))
135#define FREQ_MASK (1 << 4)
136#define SCR_OFF 0x20
137#define DRAM_ON 0x08
138#define DRAM_OFF 0xE7
139#define PG_ENABLE_MASK 0x01
140#define RING_SIZE_MASK (RINGBUFFER_SIZE - 1)
141
142/* defines for restoring registers partially */
143#define ADDR_MAP_MASK (0x07 << 5)
144#define DISP_CTRL ~0
145#define PIXCONF_0 (0x64 << 8)
146#define PIXCONF_2 (0xF3 << 24)
147#define PIXCONF_1 (0xF0 << 16)
148#define MN_MASK 0x3FF03FF
149#define P_OR (0x7 << 4)
150#define DAC_BIT (1 << 16)
151#define INTERLACE_BIT (1 << 7)
152#define IER_MASK (3 << 13)
153#define IMR_MASK (3 << 13)
154
155/* Power Management */
156#define DPMS_MASK 0xF0000
157#define POWERON 0x00000
158#define STANDBY 0x20000
159#define SUSPEND 0x80000
160#define POWERDOWN 0xA0000
161#define EMR_MASK ~0x3F
162#define FW_BLC_MASK ~(0x3F|(7 << 8)|(0x3F << 12)|(7 << 20))
163
164/* Ringbuffer */
165#define RBUFFER_START_MASK 0xFFFFF000
166#define RBUFFER_SIZE_MASK 0x001FF000
167#define RBUFFER_HEAD_MASK 0x001FFFFC
168#define RBUFFER_TAIL_MASK 0x001FFFF8
169
170/* Video Timings */
171#define REF_FREQ 24000000
172#define TARGET_N_MAX 30
173
174#define MAX_PIXELCLOCK 230000000
175#define MIN_PIXELCLOCK 15000000
176#define VFMAX 60
177#define VFMIN 60
178#define HFMAX 30000
179#define HFMIN 29000
180
181/* Cursor */
182#define CURSOR_ENABLE_MASK 0x1000
183#define CURSOR_MODE_64_TRANS 4
184#define CURSOR_MODE_64_XOR 5
185#define CURSOR_MODE_64_3C 6
186#define COORD_INACTIVE 0
187#define COORD_ACTIVE (1 << 4)
188#define EXTENDED_PALETTE 1
189
190/* AGP Memory Types*/
191#define AGP_NORMAL_MEMORY 0
192#define AGP_DCACHE_MEMORY 1
193#define AGP_PHYSICAL_MEMORY 2
194
195/* Allocated resource Flags */
196#define FRAMEBUFFER_REQ 1
197#define MMIO_REQ 2
198#define PCI_DEVICE_ENABLED 4
199#define HAS_FONTCACHE 8
200
201/* driver flags */
202#define HAS_ACCELERATION 2
203#define ALWAYS_SYNC 4
204#define LOCKUP 8
205
206struct gtt_data {
207 struct agp_memory *i810_fb_memory;
208 struct agp_memory *i810_cursor_memory;
209};
210
211struct mode_registers {
212 u32 pixclock, M, N, P;
213 u8 cr00, cr01, cr02, cr03;
214 u8 cr04, cr05, cr06, cr07;
215 u8 cr09, cr10, cr11, cr12;
216 u8 cr13, cr15, cr16, cr30;
217 u8 cr31, cr32, cr33, cr35, cr39;
218 u32 bpp8_100, bpp16_100;
219 u32 bpp24_100, bpp8_133;
220 u32 bpp16_133, bpp24_133;
221 u8 msr;
222};
223
224struct heap_data {
225 unsigned long physical;
226 __u8 __iomem *virtual;
227 u32 offset;
228 u32 size;
229};
230
231struct state_registers {
232 u32 dclk_1d, dclk_2d, dclk_0ds;
233 u32 pixconf, fw_blc, pgtbl_ctl;
234 u32 fence0, hws_pga, dplystas;
235 u16 bltcntl, hwstam, ier, iir, imr;
236 u8 cr00, cr01, cr02, cr03, cr04;
237 u8 cr05, cr06, cr07, cr08, cr09;
238 u8 cr10, cr11, cr12, cr13, cr14;
239 u8 cr15, cr16, cr17, cr80, gr10;
240 u8 cr30, cr31, cr32, cr33, cr35;
241 u8 cr39, cr41, cr70, sr01, msr;
242};
243
244struct i810fb_par;
245
246struct i810fb_i2c_chan {
247 struct i810fb_par *par;
248 struct i2c_adapter adapter;
249 struct i2c_algo_bit_data algo;
250 unsigned long ddc_base;
251};
252
253struct i810fb_par {
254 struct mode_registers regs;
255 struct state_registers hw_state;
256 struct gtt_data i810_gtt;
257 struct fb_ops i810fb_ops;
258 struct pci_dev *dev;
259 struct heap_data aperture;
260 struct heap_data fb;
261 struct heap_data iring;
262 struct heap_data cursor_heap;
263 struct vgastate state;
264 struct i810fb_i2c_chan chan[3];
265 struct mutex open_lock;
266 unsigned int use_count;
267 u32 pseudo_palette[16];
268 unsigned long mmio_start_phys;
269 u8 __iomem *mmio_start_virtual;
270 u8 *edid;
271 u32 pitch;
272 u32 pixconf;
273 u32 watermark;
274 u32 mem_freq;
275 u32 res_flags;
276 u32 dev_flags;
277 u32 cur_tail;
278 u32 depth;
279 u32 blit_bpp;
280 u32 ovract;
281 u32 cur_state;
282 u32 ddc_num;
283 int wc_cookie;
284 u16 bltcntl;
285 u8 interlace;
286};
287
288/*
289 * Register I/O
290 */
291#define i810_readb(where, mmio) readb(mmio + where)
292#define i810_readw(where, mmio) readw(mmio + where)
293#define i810_readl(where, mmio) readl(mmio + where)
294#define i810_writeb(where, mmio, val) writeb(val, mmio + where)
295#define i810_writew(where, mmio, val) writew(val, mmio + where)
296#define i810_writel(where, mmio, val) writel(val, mmio + where)
297
298#endif /* __I810_H__ */
299

source code of linux/drivers/video/fbdev/i810/i810.h