xref: /third_party/backends/backend/p5_device.c

58 p5_inb (int fd, uint16_t addr)
67       rc = ioctl (fd, PPRDATA, &val);
70       rc = ioctl (fd, PPRSTATUS, &val);
73       rc = ioctl (fd, PPRCONTROL, &val);
77       rc = ioctl (fd, PPDATADIR, &mode);
79       rc = ioctl (fd, PPSETMODE, &mode);
82       rc = ioctl (fd, PPSETFLAGS, &mode);
84       rc = read (fd, &val, 1);
96   if(fd && addr)
103 p5_outb (int fd, uint16_t addr, uint8_t value)
111       rc = ioctl (fd, PPWDATA, &value);
115       rc = ioctl (fd, PPDATADIR, &mode);
119 	  rc = ioctl (fd, PPWCONTROL, &value);
124       rc = ioctl (fd, PPDATADIR, &mode);
126       rc = ioctl (fd, PPSETMODE, &mode);
127       rc = write (fd, &value, 1);
131       rc = ioctl (fd, PPDATADIR, &mode);
133       rc = ioctl (fd, PPSETMODE, &mode);
134       rc = write (fd, &value, 1);
146   if(fd && addr && value)
152 write_reg (int fd, uint8_t index, uint8_t value)
160   p5_outb (fd, EPPADR, idx);
161   p5_outb (fd, EPPDATA, value);
165 read_reg (int fd, uint8_t index)
172   p5_outb (fd, EPPADR, idx);
173   return p5_inb (fd, EPPDATA);
178 read_data (int fd, uint8_t * data, int length)
185   rc = ioctl (fd, PPSETMODE, &mode);
186   rc = write (fd, &bval, 1);
189   rc = ioctl (fd, PPDATADIR, &mode);
192   rc = ioctl (fd, PPSETFLAGS, &mode);
195   rc = ioctl (fd, PPSETMODE, &mode);
199       rc = read (fd, data + nb, length - nb);
215 index_write_data (int fd, uint8_t index, uint8_t * data, int length)
222   ioctl (fd, PPSETMODE, &mode);
223   write (fd, &bval, 1);
226   ioctl (fd, PPSETMODE, &mode);
228   ioctl (fd, PPDATADIR, &mode);
229   write (fd, data, length);
234 write_data (int fd, uint8_t * data, int length)
236   index_write_data (fd, REG8, data, length);
240 write_reg2 (int fd, uint8_t index, uint16_t value)
246   index_write_data (fd, index, data2, 2);
251 read_data (int fd, uint8_t * data, int length)
253   if(fd && data && length)
259 write_data (int fd, uint8_t * data, int length)
261   if(fd && data && length)
266 write_reg2 (int fd, uint8_t index, uint16_t value)
268   if(fd && index && value)
281  * @param fd file descriptor used to access hardware
286 memtest (int fd, uint16_t addr)
292   write_reg2 (fd, REG1, addr);
298   write_data (fd, sent, 256);
299   read_data (fd, back, 256);
318  * @param fd filedescriptor of the parallel port communication channel
322 connect (int fd)
326   p5_inb (fd, CONTROL);
327   p5_outb (fd, CONTROL, 0x04);
328   p5_outb (fd, DATA, 0x02);
329   P5_INB (fd, DATA, 0x02);
330   p5_outb (fd, DATA, 0x03);
331   P5_INB (fd, DATA, 0x03);
332   p5_outb (fd, DATA, 0x03);
333   p5_outb (fd, DATA, 0x83);
334   p5_outb (fd, DATA, 0x03);
335   p5_outb (fd, DATA, 0x83);
336   P5_INB (fd, DATA, 0x83);
337   p5_outb (fd, DATA, 0x82);
338   P5_INB (fd, DATA, 0x82);
339   p5_outb (fd, DATA, 0x02);
340   p5_outb (fd, DATA, 0x82);
341   p5_outb (fd, DATA, 0x02);
342   p5_outb (fd, DATA, 0x82);
343   P5_INB (fd, DATA, 0x82);
344   p5_outb (fd, DATA, 0x82);
345   P5_INB (fd, DATA, 0x82);
346   p5_outb (fd, DATA, 0x02);
347   p5_outb (fd, DATA, 0x82);
348   p5_outb (fd, DATA, 0x02);
349   p5_outb (fd, DATA, 0x82);
350   P5_INB (fd, DATA, 0x82);
351   p5_outb (fd, DATA, 0x83);
352   P5_INB (fd, DATA, 0x83);
353   p5_outb (fd, DATA, 0x03);
354   p5_outb (fd, DATA, 0x83);
355   p5_outb (fd, DATA, 0x03);
356   p5_outb (fd, DATA, 0x83);
357   P5_INB (fd, DATA, 0x83);
358   p5_outb (fd, DATA, 0x82);
359   P5_INB (fd, DATA, 0x82);
360   p5_outb (fd, DATA, 0x02);
361   p5_outb (fd, DATA, 0x82);
362   p5_outb (fd, DATA, 0x02);
363   p5_outb (fd, DATA, 0x82);
364   P5_INB (fd, DATA, 0x82);
365   p5_outb (fd, DATA, 0x83);
366   P5_INB (fd, DATA, 0x83);
367   p5_outb (fd, DATA, 0x03);
368   p5_outb (fd, DATA, 0x83);
369   p5_outb (fd, DATA, 0x03);
370   p5_outb (fd, DATA, 0x83);
371   P5_INB (fd, DATA, 0x83);
372   p5_outb (fd, DATA, 0x83);
373   P5_INB (fd, DATA, 0x83);
374   p5_outb (fd, DATA, 0x03);
375   p5_outb (fd, DATA, 0x83);
376   p5_outb (fd, DATA, 0x03);
377   p5_outb (fd, DATA, 0x83);
378   P5_INB (fd, DATA, 0x83);
379   p5_outb (fd, DATA, 0x82);
380   P5_INB (fd, DATA, 0x82);
381   p5_outb (fd, DATA, 0x02);
382   p5_outb (fd, DATA, 0x82);
383   p5_outb (fd, DATA, 0x02);
384   p5_outb (fd, DATA, 0x82);
385   p5_outb (fd, DATA, 0xFF);
391 disconnect (int fd)
395   p5_outb (fd, CONTROL, 0x04);
396   p5_outb (fd, DATA, 0x00);
397   P5_INB (fd, DATA, 0x00);
398   p5_outb (fd, DATA, 0x01);
399   P5_INB (fd, DATA, 0x01);
400   p5_outb (fd, DATA, 0x01);
401   p5_outb (fd, DATA, 0x81);
402   p5_outb (fd, DATA, 0x01);
403   p5_outb (fd, DATA, 0x81);
404   P5_INB (fd, DATA, 0x81);
405   p5_outb (fd, DATA, 0x80);
406   P5_INB (fd, DATA, 0x80);
407   p5_outb (fd, DATA, 0x00);
408   p5_outb (fd, DATA, 0x80);
409   p5_outb (fd, DATA, 0x00);
410   p5_outb (fd, DATA, 0x80);
411   P5_INB (fd, DATA, 0x80);
412   p5_outb (fd, DATA, 0x80);
413   P5_INB (fd, DATA, 0x80);
414   p5_outb (fd, DATA, 0x00);
415   p5_outb (fd, DATA, 0x80);
416   p5_outb (fd, DATA, 0x00);
417   p5_outb (fd, DATA, 0x80);
418   P5_INB (fd, DATA, 0x80);
419   p5_outb (fd, DATA, 0x81);
420   P5_INB (fd, DATA, 0x81);
421   p5_outb (fd, DATA, 0x01);
422   p5_outb (fd, DATA, 0x81);
423   p5_outb (fd, DATA, 0x01);
424   p5_outb (fd, DATA, 0x81);
425   P5_INB (fd, DATA, 0x81);
426   p5_outb (fd, DATA, 0x80);
427   P5_INB (fd, DATA, 0x80);
428   p5_outb (fd, DATA, 0x00);
429   p5_outb (fd, DATA, 0x80);
430   p5_outb (fd, DATA, 0x00);
431   p5_outb (fd, DATA, 0x80);
432   P5_INB (fd, DATA, 0x80);
433   p5_outb (fd, DATA, 0x00);
434   p5_outb (fd, DATA, 0x80);
435   p5_outb (fd, DATA, 0x00);
436   p5_outb (fd, DATA, 0x80);
437   P5_INB (fd, DATA, 0x80);
438   p5_outb (fd, DATA, 0x00);
439   p5_outb (fd, DATA, 0x80);
440   p5_outb (fd, DATA, 0x00);
441   p5_outb (fd, DATA, 0x80);
442   P5_INB (fd, DATA, 0x80);
443   p5_outb (fd, DATA, 0x00);
444   p5_outb (fd, DATA, 0x80);
445   p5_outb (fd, DATA, 0x00);
446   p5_outb (fd, DATA, 0x80);
447   p5_inb (fd, CONTROL);
448   p5_outb (fd, CONTROL, 0x0C);
454 setadresses (int fd, uint16_t start, uint16_t end)
456   write_reg (fd, REG3, start & 0xff);
457   write_reg (fd, REG4, start >> 8);
458   write_reg (fd, REG5, end & 0xff);
459   write_reg (fd, REG6, end >> 8);
472   int fd, mode = 0;
487   fd = open (name, O_RDWR);
488   if (fd < 0)
515   ioctl (fd, PPCLAIM);
516   ioctl (fd, PPGETMODES, &mode);
549       ioctl (fd, PPRELEASE);
550       close (fd);
553   ioctl (fd, PPNEGOT, &mode);
554   ioctl (fd, PPSETMODE, &mode);
556   return fd;
563 close_pp (int fd)
567   if (fd > 2)
569       ioctl (fd, PPNEGOT, &mode);
570       ioctl (fd, PPRELEASE);
571       close (fd);
586 close_pp (int fd)
588   if(fd)
595  * @param fd file descriptor to access scanner
600 test_document (int fd)
605   detector = read_reg (fd, REGE);
617  * @param fd file descriptor to access scanner
621 available_bytes (int fd)
626   counter = read_reg (fd, REG9);
793   write_reg (dev->fd, REG1, 0x01);
794   write_reg (dev->fd, REG7, 0x00);
795   write_reg (dev->fd, REG0, reg0);
796   write_reg (dev->fd, REG1, 0x00);
797   write_reg (dev->fd, REGF, regF);
801   memtest (dev->fd, addr);
825   setadresses (dev->fd, start, end);
827   write_reg (dev->fd, REG1, addr >> 8);
828   write_reg (dev->fd, REG2, reg2);
830   write_reg (dev->fd, REGF, regF);
831   write_reg (dev->fd, REG0, reg0);
834       write_reg (dev->fd, 0x07, 0x04);
838       write_reg (dev->fd, 0x07, 0x00);
840   write_reg (dev->fd, REG1, addr >> 8);
841   write_reg2 (dev->fd, REG1, addr);
842   write_reg (dev->fd, REGF, regF | 0x01);
843   write_reg (dev->fd, REG0, reg0 | 0x0C);
846       write_reg (dev->fd, REG1, 0x19);
850       write_reg (dev->fd, REG1, 0x11);
878   counter = read_reg (dev->fd, REG9);
897       read_data (dev->fd, inbuffer, length / factor + 2);
951 	  read_reg (dev->fd, REGF);
952 	  read_reg (dev->fd, REGA);
953 	  read_reg (dev->fd, REG9);
954 	  counter = read_reg (dev->fd, REG9);
955 	  read_reg (dev->fd, REGA);
961 	  counter = read_reg (dev->fd, REG9);
964   read_reg (dev->fd, REGF);
965   read_reg (dev->fd, REGA);
966   read_reg (dev->fd, REG9);
967   counter = read_reg (dev->fd, REG9);
968   read_reg (dev->fd, REGA);
975 eject (int fd)
983       write_reg2 (fd, REG1, 0x1110);
984       detector = read_reg (fd, REGE);
985       detector = read_reg (fd, REGE);
988   write_reg (fd, REG0, 0x00);
989   write_reg (fd, REG1, 0x00);
990   write_reg (fd, REGF, 0x82);
991   write_reg (fd, REG7, 0x00);
999  * @param fd file descriptor of the physical device
1002 wait_document (int fd, uint8_t detector)
1007   write_reg (fd, REG1, 0x00);
1008   write_reg (fd, REG7, 0x00);
1009   detector = read_reg (fd, REGE);
1014       detector = read_reg (fd, REGE);
1016   setadresses (fd, 0x002d, 0x09c7);
1017   write_reg (fd, REG1, 0x00);
1018   write_reg (fd, REG2, 0x90);
1019   write_reg (fd, REGF, 0x82);
1020   write_reg (fd, REG0, 0x00);
1021   val = p5_inb (fd, STATUS) & 0xf8;
1068       status = test_document (dev->fd);
1076       count = available_bytes (dev->fd);
1093   write_reg2 (dev->fd, REG1, 0x1110);
1094   count = read_reg (dev->fd, REGE);
1095   count = read_reg (dev->fd, REGE);
1096   write_reg (dev->fd, REG0, 0x00);
1097   write_reg (dev->fd, REG1, 0x00);
1098   write_reg (dev->fd, REGF, 0x82);
1099   write_reg (dev->fd, REG7, 0x00);
1434   status = test_document (dev->fd);
1484       status = test_document (dev->fd);
1527   while (test_document (dev->fd) != SANE_STATUS_NO_DOCS);
1605   eject (dev->fd);

Indexes created Thu Nov 07 10:32:03 CST 2024