sprog/lpc.c

#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <serial.h>
#include <lpc.h>

const struct lpc_part lpc_parts[] = {
  {"LPC1111/101", 0x041e502b, 2, 8},
  {"LPC1111/101 or 102", 0x2516d02b, 2, 8},
  {"LPC1111/201", 0x0416502b, 4, 8},
  {"LPC1111/201 or 202", 0x2516902b, 4, 8},
  
  {"LPC1112/101", 0x042d502b, 2, 16},
  {"LPC1112/101 or 102", 0x2524d02b, 2, 16},
  {"LPC1112/201", 0x0425502b, 4, 16},
  {"LPC1112/201 or 202", 0x2524902b, 4, 16},
  
  {"LPC1113/201", 0x0434502b, 4, 24},
  {"LPC1113/201 or 202", 0x2532902b, 4, 24},
  {"LPC1113/301", 0x0434102b, 8, 24},
  {"LPC1113/301 or 302", 0x2532102b, 8, 24},
  
  {"LPC1114/201", 0x0444502b, 4, 32},
  {"LPC1114/201 or 202", 0x2540902b, 4, 32},
  {"LPC1114/301", 0x0444102b, 8, 32},
  {"LPC1114/301 or 302", 0x2540102b, 8, 32},
  
  {"LPC11C12/301", 0x1421102b, 8, 16},
  {"LPC11C14/301", 0x1440102b, 8, 32},
  {"LPC11C22/301", 0x1431102b, 8, 16},
  {"LPC11C24/301", 0x1430102b, 8, 32},
  {NULL, 0, 0, 0}
};

const struct sprog_family lpc_family = {
  .setup = (void*(*)(struct serial_device*)) lpc_setup,
  .init = (void(*)(void*)) lpc_init,
  .close = (void(*)(void*)) lpc_close
};
  
  

void lpc_ispmode(struct lpc_device *dev, int state);
void lpc_reset(struct lpc_device *dev);

struct lpc_device *lpc_setup(struct serial_device *port) {
  struct lpc_device *dev;
  dev = malloc(sizeof(struct lpc_device));
  dev->port = port;
  dev->part = NULL;
  lpc_ispmode(dev, 1);
  lpc_reset(dev);
  return dev;
}

void lpc_init(struct lpc_device *dev) {
  char buf[4096];
  printf("?");
  fflush(stdout);
  fgets(buf, sizeof(buf), stdin);
  if(strcmp(buf, "Synchronized\r\n")==0)
    sprog_error("Synchronization successful\n");
  else
    sprog_error("Synchronization error - received '%s'\n", buf);
}

void lpc_ispmode(struct lpc_device *dev, int state) {
  serial_setline(dev->port, SERIAL_DTR, state);
}

void lpc_reset(struct lpc_device *dev) {
  /* TODO: configure the control lines */
  serial_setline(dev->port, SERIAL_RTS, 1);
  sprog_sleep(50);
  serial_setline(dev->port, SERIAL_RTS, 0);
  sprog_sleep(10);
}

void lpc_close(struct lpc_device *dev) {
  serial_close(dev->port);
  free(dev);
}