Loading...
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 | /* zr36120.h - Zoran 36120/36125 based framegrabbers Copyright (C) 1998-1999 Pauline Middelink (middelin@polyware.nl) This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef _ZR36120_H #define _ZR36120_H #ifdef __KERNEL__ #include <linux/types.h> #include <linux/wait.h> #include <linux/i2c-old.h> #include <linux/videodev.h> #include <asm/io.h> /* * Debug macro's, place an x behind the ) for actual debug-compilation * E.g. #define DEBUG(x...) x */ #define DEBUG(x...) /* Debug driver */ #define IDEBUG(x...) /* Debug interrupt handler */ #define PDEBUG 0 /* Debug PCI writes */ /* defined in zr36120_i2c */ extern struct i2c_bus zoran_i2c_bus_template; #define ZORAN_MAX_FBUFFERS 2 #define ZORAN_MAX_FBUFFER (768*576*2) #define ZORAN_MAX_FBUFSIZE (ZORAN_MAX_FBUFFERS*ZORAN_MAX_FBUFFER) #define ZORAN_VBI_BUFFERS 2 #define ZORAN_VBI_BUFSIZE (22*1024*2) struct tvcard { char* name; /* name of the cardtype */ int video_inputs; /* number of channels defined in video_mux */ int audio_inputs; /* number of channels defined in audio_mux */ __u32 swapi2c:1, /* need to swap i2c wires SDA/SCL? */ usegirq1:1, /* VSYNC at GIRQ1 instead of GIRQ0? */ vsync_pos:1, /* positive VSYNC signal? */ hsync_pos:1, /* positive HSYNC signal? */ gpdir:8, /* General Purpose Direction register */ gpval:8; /* General Purpose Value register */ int video_mux[6]; /* mapping channel number to physical input */ #define IS_TUNER 0x80 #define IS_SVHS 0x40 #define CHANNEL_MASK 0x3F int audio_mux[6]; /* mapping channel number to physical input */ }; #define TUNER(x) ((x)|IS_TUNER) #define SVHS(x) ((x)|IS_SVHS) struct vidinfo { struct vidinfo* next; /* next active buffer */ uint kindof; #define FBUFFER_OVERLAY 0 #define FBUFFER_GRAB 1 #define FBUFFER_VBI 2 uint status; #define FBUFFER_FREE 0 #define FBUFFER_BUSY 1 #define FBUFFER_DONE 2 ulong fieldnr; /* # of field, not framer! */ uint x,y; int w,h; /* w,h can be negative! */ uint format; /* index in palette2fmt[] */ uint bpp; /* lookup from palette2fmt[] */ uint bpl; /* calc: width * bpp */ ulong busadr; /* bus addr for DMA engine */ char* memadr; /* kernel addr for making copies */ ulong* overlay; /* kernel addr of overlay mask */ }; struct zoran { struct video_device video_dev; #define CARD_DEBUG KERN_DEBUG "%s(%lu): " #define CARD_INFO KERN_INFO "%s(%lu): " #define CARD_ERR KERN_ERR "%s(%lu): " #define CARD ztv->video_dev.name,ztv->fieldnr /* zoran chip specific details */ struct i2c_bus i2c; /* i2c registration data */ struct pci_dev* dev; /* ptr to PCI device */ ulong zoran_adr; /* bus address of IO memory */ char* zoran_mem; /* kernel address of IO memory */ struct tvcard* card; /* the cardtype */ uint norm; /* 0=PAL, 1=NTSC, 2=SECAM */ uint tuner_freq; /* Current freq in kHz */ struct video_picture picture; /* Current picture params */ /* videocard details */ uint swidth; /* screen width */ uint sheight; /* screen height */ uint depth; /* depth in bits */ /* State details */ char* fbuffer; /* framebuffers for mmap */ struct vidinfo overinfo; /* overlay data */ struct vidinfo grabinfo[ZORAN_MAX_FBUFFERS]; /* grabbing data*/ wait_queue_head_t grabq; /* grabbers queue */ /* VBI details */ struct video_device vbi_dev; struct vidinfo readinfo[2]; /* VBI data - flip buffers */ wait_queue_head_t vbiq; /* vbi queue */ /* maintenance data */ int have_decoder; /* did we detect a mux? */ int have_tuner; /* did we detect a tuner? */ int users; /* howmany video/vbi open? */ int tuner_type; /* tuner type, when found */ int running; /* are we rolling? */ rwlock_t lock; int state; /* what is requested of us? */ #define STATE_OVERLAY 0 #define STATE_VBI 1 struct vidinfo* workqueue; /* buffers to grab, head is active */ ulong fieldnr; /* #field, ticked every VSYNC */ ulong lastfieldnr; /* #field, ticked every GRAB */ int vidInterlace; /* calculated */ int vidXshift; /* calculated */ uint vidWidth; /* calculated */ uint vidHeight; /* calculated */ }; #define zrwrite(dat,adr) writel((dat),(char *) (ztv->zoran_mem+(adr))) #define zrread(adr) readl(ztv->zoran_mem+(adr)) #if PDEBUG == 0 #define zrand(dat,adr) zrwrite((dat) & zrread(adr), adr) #define zror(dat,adr) zrwrite((dat) | zrread(adr), adr) #define zraor(dat,mask,adr) zrwrite( ((dat)&~(mask)) | ((mask)&zrread(adr)), adr) #else #define zrand(dat, adr) \ do { \ ulong data = (dat) & zrread((adr)); \ zrwrite(data, (adr)); \ if (0 != (~(dat) & zrread((adr)))) \ printk(KERN_DEBUG "zoran: zrand at %d(%d) detected set bits(%x)\n", __LINE__, (adr), (dat)); \ } while(0) #define zror(dat, adr) \ do { \ ulong data = (dat) | zrread((adr)); \ zrwrite(data, (adr)); \ if ((dat) != ((dat) & zrread(adr))) \ printk(KERN_DEBUG "zoran: zror at %d(%d) detected unset bits(%x)\n", __LINE__, (adr), (dat)); \ } while(0) #define zraor(dat, mask, adr) \ do { \ ulong data; \ if ((dat) & (mask)) \ printk(KERN_DEBUG "zoran: zraor at %d(%d) detected bits(%x:%x)\n", __LINE__, (adr), (dat), (mask)); \ data = ((dat)&~(mask)) | ((mask) & zrread((adr))); \ zrwrite(data,(adr)); \ if ( (dat) != (~(mask) & zrread((adr))) ) \ printk(KERN_DEBUG "zoran: zraor at %d(%d) could not set all bits(%x:%x)\n", __LINE__, (adr), (dat), (mask)); \ } while(0) #endif #endif /* zoran PCI address space */ #define ZORAN_VFEH 0x000 /* Video Front End Horizontal Conf. */ #define ZORAN_VFEH_HSPOL (1<<30) #define ZORAN_VFEH_HSTART (0x3FF<<10) #define ZORAN_VFEH_HEND (0x3FF<<0) #define ZORAN_VFEV 0x004 /* Video Front End Vertical Conf. */ #define ZORAN_VFEV_VSPOL (1<<30) #define ZORAN_VFEV_VSTART (0x3FF<<10) #define ZORAN_VFEV_VEND (0x3FF<<0) #define ZORAN_VFEC 0x008 /* Video Front End Scaler and Pixel */ #define ZORAN_VFEC_EXTFL (1<<26) #define ZORAN_VFEC_TOPFIELD (1<<25) #define ZORAN_VFEC_VCLKPOL (1<<24) #define ZORAN_VFEC_HFILTER (7<<21) #define ZORAN_VFEC_HFILTER_1 (0<<21) /* no lumi, 3-tap chromo */ #define ZORAN_VFEC_HFILTER_2 (1<<21) /* 3-tap lumi, 3-tap chromo */ #define ZORAN_VFEC_HFILTER_3 (2<<21) /* 4-tap lumi, 4-tap chromo */ #define ZORAN_VFEC_HFILTER_4 (3<<21) /* 5-tap lumi, 4-tap chromo */ #define ZORAN_VFEC_HFILTER_5 (4<<21) /* 4-tap lumi, 4-tap chromo */ #define ZORAN_VFEC_DUPFLD (1<<20) #define ZORAN_VFEC_HORDCM (63<<14) #define ZORAN_VFEC_VERDCM (63<<8) #define ZORAN_VFEC_DISPMOD (1<<6) #define ZORAN_VFEC_RGB (3<<3) #define ZORAN_VFEC_RGB_YUV422 (0<<3) #define ZORAN_VFEC_RGB_RGB888 (1<<3) #define ZORAN_VFEC_RGB_RGB565 (2<<3) #define ZORAN_VFEC_RGB_RGB555 (3<<3) #define ZORAN_VFEC_ERRDIF (1<<2) #define ZORAN_VFEC_PACK24 (1<<1) #define ZORAN_VFEC_LE (1<<0) #define ZORAN_VTOP 0x00C /* Video Display "Top" */ #define ZORAN_VBOT 0x010 /* Video Display "Bottom" */ #define ZORAN_VSTR 0x014 /* Video Display Stride */ #define ZORAN_VSTR_DISPSTRIDE (0xFFFF<<16) #define ZORAN_VSTR_VIDOVF (1<<8) #define ZORAN_VSTR_SNAPSHOT (1<<1) #define ZORAN_VSTR_GRAB (1<<0) #define ZORAN_VDC 0x018 /* Video Display Conf. */ #define ZORAN_VDC_VIDEN (1<<31) #define ZORAN_VDC_MINPIX (0x1F<<25) #define ZORAN_VDC_TRICOM (1<<24) #define ZORAN_VDC_VIDWINHT (0x3FF<<12) #define ZORAN_VDC_VIDWINWID (0x3FF<<0) #define ZORAN_MTOP 0x01C /* Masking Map "Top" */ #define ZORAN_MBOT 0x020 /* Masking Map "Bottom" */ #define ZORAN_OCR 0x024 /* Overlay Control */ #define ZORAN_OCR_OVLEN (1<<15) #define ZORAN_OCR_MASKSTRIDE (0xFF<<0) #define ZORAN_PCI 0x028 /* System, PCI and GPP Control */ #define ZORAN_PCI_SOFTRESET (1<<24) #define ZORAN_PCI_WAITSTATE (3<<16) #define ZORAN_PCI_GENPURDIR (0xFF<<0) #define ZORAN_GUEST 0x02C /* GuestBus Control */ #define ZORAN_CSOURCE 0x030 /* Code Source Address */ #define ZORAN_CTRANS 0x034 /* Code Transfer Control */ #define ZORAN_CMEM 0x038 /* Code Memory Pointer */ #define ZORAN_ISR 0x03C /* Interrupt Status Register */ #define ZORAN_ISR_CODE (1<<28) #define ZORAN_ISR_GIRQ0 (1<<29) #define ZORAN_ISR_GIRQ1 (1<<30) #define ZORAN_ICR 0x040 /* Interrupt Control Register */ #define ZORAN_ICR_EN (1<<24) #define ZORAN_ICR_CODE (1<<28) #define ZORAN_ICR_GIRQ0 (1<<29) #define ZORAN_ICR_GIRQ1 (1<<30) #define ZORAN_I2C 0x044 /* I2C-Bus */ #define ZORAN_I2C_SCL (1<<1) #define ZORAN_I2C_SDA (1<<0) #define ZORAN_POST 0x48 /* PostOffice */ #define ZORAN_POST_PEN (1<<25) #define ZORAN_POST_TIME (1<<24) #define ZORAN_POST_DIR (1<<23) #define ZORAN_POST_GUESTID (3<<20) #define ZORAN_POST_GUEST (7<<16) #define ZORAN_POST_DATA (0xFF<<0) #endif |