avrdude/avrftdi_private.h

64 lines
2.3 KiB
C

#pragma once
#include "ac_cfg.h"
#include <stdint.h>
#ifdef HAVE_LIBFTDI1
# include <libftdi1/ftdi.h>
#else
# error "libftdi1 required for avrftdi."
#endif
#include "pgm.h"
#define E(x, ftdi) \
do { \
if ((x)) \
{ \
fprintf(stderr, "%s:%d %s() %s: %s (%d)\n\t%s\n", \
__FILE__, __LINE__, __FUNCTION__, \
#x, strerror(errno), errno, ftdi_get_error_string(ftdi)); \
return -1; \
} \
} while(0)
#define E_VOID(x, ftdi) \
do { \
if ((x)) \
{ \
fprintf(stderr, "%s:%d %s() %s: %s (%d)\n\t%s\n", \
__FILE__, __LINE__, __FUNCTION__, \
#x, strerror(errno), errno, ftdi_get_error_string(ftdi)); \
} \
} while(0)
#define to_pdata(pgm) \
((avrftdi_t *)((pgm)->cookie))
typedef struct avrftdi_s {
/* pointer to struct maintained by libftdi to identify the device */
struct ftdi_context* ftdic;
/* bitmask of values for pins. bit 0 represents pin 0 ([A|B]DBUS0) */
uint16_t pin_value;
/* bitmask of pin direction. a '1' make a pin an output.
* bit 0 corresponds to pin 0. */
uint16_t pin_direction;
/* don't know. not useful. someone put it in. */
uint16_t led_mask;
/* total number of pins supported by a programmer. varies with FTDI chips */
int pin_limit;
/* internal RX buffer of the device. needed for INOUT transfers */
int rx_buffer_size;
/* number of guard bits for TPI. should be moved to struct PROGRAMMER */
int guard_bits;
/* function pointer to the set_pin function, so that we do not have to drag
* it into global scope. it's a hack, but i think it's slightly better than
* the alternative.
*/
int (*set_pin)(PROGRAMMER *, int, int);
} avrftdi_t;
void avrftdi_print(int level, const char * fmt, ...);