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avrdude/src/pgm.c

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/*
* avrdude - A Downloader/Uploader for AVR device programmers
* Copyright (C) 2002-2004 Brian S. Dean <bsd@bsdhome.com>
* Copyright 2007 Joerg Wunsch <j@uriah.heep.sax.de>
*
* 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, see <http://www.gnu.org/licenses/>.
*/
/* $Id$ */
#include "ac_cfg.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "avrdude.h"
#include "libavrdude.h"
static void pgm_default(void);
static int pgm_default_2(const PROGRAMMER *, const AVRPART *);
static int pgm_default_3(const PROGRAMMER *pgm, const AVRPART *p, const AVRMEM *mem,
unsigned long addr, unsigned char * value);
static void pgm_default_4(const PROGRAMMER *);
static int pgm_default_5(const PROGRAMMER *pgm, const AVRPART *p, const AVRMEM *mem,
unsigned long addr, unsigned char data);
static void pgm_default_6(const PROGRAMMER *, const char *);
static int pgm_default_open(PROGRAMMER *pgm, const char *name) {
avrdude_message(MSG_INFO, "\n%s: programmer does not support open()", progname);
return -1;
}
static void pgm_default_close(PROGRAMMER *pgm) {
pgm_default();
}
static void pgm_default_enable(PROGRAMMER *pgm, const AVRPART *p) {
pgm_default();
}
static int pgm_default_led(const PROGRAMMER *pgm, int value) {
// If programmer has no LEDs, just do nothing
return 0;
}
static void pgm_default_powerup_powerdown(const PROGRAMMER *pgm) {
// If programmer does not support powerup/down, just do nothing
}
PROGRAMMER *pgm_new(void) {
PROGRAMMER *pgm = (PROGRAMMER *) cfg_malloc("pgm_new()", sizeof(*pgm));
const char *nulp = cache_string("");
// Initialise const char * and LISTID entities
pgm->id = lcreat(NULL, 0);
pgm->usbpid = lcreat(NULL, 0);
pgm->hvupdi_support = lcreat(NULL, 0);
pgm->desc = nulp;
pgm->parent_id = nulp;
pgm->usbdev = nulp;
pgm->usbsn = nulp;
pgm->usbvendor = nulp;
pgm->usbproduct = nulp;
pgm->config_file = nulp;
// Allocate cache structures for flash and EEPROM, *do not* free in pgm_free()
pgm->cp_flash = cfg_malloc("pgm_new()", sizeof(AVR_Cache));
pgm->cp_eeprom = cfg_malloc("pgm_new()", sizeof(AVR_Cache));
// Default values
pgm->initpgm = NULL;
pgm->lineno = 0;
pgm->baudrate = 0;
// Clear pin array
for(int i=0; i<N_PINS; i++) {
pgm->pinno[i] = 0;
pin_clear_all(&(pgm->pin[i]));
}
/*
* mandatory functions - these are called without checking to see
* whether they are assigned or not
*/
pgm->initialize = pgm_default_2;
pgm->display = pgm_default_6;
pgm->enable = pgm_default_enable;
pgm->disable = pgm_default_4;
pgm->powerup = pgm_default_powerup_powerdown;
pgm->powerdown = pgm_default_powerup_powerdown;
pgm->program_enable = pgm_default_2;
pgm->chip_erase = pgm_default_2;
pgm->open = pgm_default_open;
pgm->close = pgm_default_close;
pgm->read_byte = pgm_default_3;
pgm->write_byte = pgm_default_5;
/*
* predefined functions - these functions have a valid default
* implementation. Hence, they don't need to be defined in
* the programmer.
*/
pgm->rdy_led = pgm_default_led;
pgm->err_led = pgm_default_led;
pgm->pgm_led = pgm_default_led;
pgm->vfy_led = pgm_default_led;
pgm->read_byte_cached = avr_read_byte_cached;
pgm->write_byte_cached = avr_write_byte_cached;
pgm->chip_erase_cached = avr_chip_erase_cached;
pgm->page_erase_cached = avr_page_erase_cached;
pgm->flush_cache = avr_flush_cache;
pgm->reset_cache = avr_reset_cache;
/*
* optional functions - these are checked to make sure they are
* assigned before they are called
*/
pgm->unlock = NULL;
pgm->cmd = NULL;
pgm->cmd_tpi = NULL;
pgm->spi = NULL;
pgm->paged_write = NULL;
pgm->paged_load = NULL;
pgm->page_erase = NULL;
pgm->write_setup = NULL;
pgm->read_sig_bytes = NULL;
pgm->read_sib = NULL;
pgm->print_parms = NULL;
pgm->set_vtarget = NULL;
pgm->set_varef = NULL;
pgm->set_fosc = NULL;
pgm->set_sck_period = NULL;
pgm->setpin = NULL;
pgm->getpin = NULL;
pgm->highpulsepin = NULL;
pgm->parseexitspecs = NULL;
pgm->perform_osccal = NULL;
pgm->parseextparams = NULL;
pgm->setup = NULL;
pgm->teardown = NULL;
// For allocating "global" memory by the programmer
pgm->cookie = NULL;
return pgm;
}
void pgm_free(PROGRAMMER *p) {
if(p) {
if(p->id) {
ldestroy_cb(p->id, free);
p->id = NULL;
}
if(p->usbpid) {
ldestroy_cb(p->usbpid, free);
p->usbpid = NULL;
}
if(p->hvupdi_support) {
ldestroy_cb(p->hvupdi_support, free);
p->hvupdi_support = NULL;
}
// Never free const char *, eg, p->desc, which are set by cache_string()
// p->cookie is freed by pgm_teardown
// Never free cp_eeprom or cp_flash cache structures
free(p);
}
}
PROGRAMMER *pgm_dup(const PROGRAMMER *src) {
PROGRAMMER *pgm = pgm_new();
if(src) {
ldestroy_cb(pgm->id, free);
ldestroy_cb(pgm->usbpid, free);
ldestroy_cb(pgm->hvupdi_support, free);
// There must be only one cache, even though the part is duplicated
if(pgm->cp_flash)
free(pgm->cp_flash);
if(pgm->cp_eeprom)
free(pgm->cp_eeprom);
memcpy(pgm, src, sizeof(*pgm));
pgm->id = lcreat(NULL, 0);
pgm->usbpid = lcreat(NULL, 0);
pgm->hvupdi_support = lcreat(NULL, 0);
// Leave id list empty but copy usbpid and hvupdi_support over
if(src->hvupdi_support)
for(LNODEID ln = lfirst(src->hvupdi_support); ln; ln = lnext(ln)) {
int *ip = cfg_malloc("pgm_dup()", sizeof(int));
*ip = *(int *) ldata(ln);
ladd(pgm->hvupdi_support, ip);
}
if(src->usbpid)
for(LNODEID ln = lfirst(src->usbpid); ln; ln = lnext(ln)) {
int *ip = cfg_malloc("pgm_dup()", sizeof(int));
*ip = *(int *) ldata(ln);
ladd(pgm->usbpid, ip);
}
}
return pgm;
}
static void pgm_default(void) {
avrdude_message(MSG_INFO, "%s: programmer operation not supported\n", progname);
}
static int pgm_default_2 (const PROGRAMMER *pgm, const AVRPART *p) {
pgm_default();
return -1;
}
static int pgm_default_3 (const PROGRAMMER *pgm, const AVRPART *p, const AVRMEM *mem,
unsigned long addr, unsigned char * value) {
pgm_default();
return -1;
}
static void pgm_default_4 (const PROGRAMMER *pgm) {
pgm_default();
}
static int pgm_default_5 (const PROGRAMMER *pgm, const AVRPART *p, const AVRMEM *mem,
unsigned long addr, unsigned char data) {
pgm_default();
return -1;
}
static void pgm_default_6 (const PROGRAMMER *pgm, const char *p) {
pgm_default();
}
void programmer_display(PROGRAMMER *pgm, const char * p) {
avrdude_message(MSG_INFO, "%sProgrammer Type : %s\n", p, pgm->type);
avrdude_message(MSG_INFO, "%sDescription : %s\n", p, pgm->desc);
pgm->display(pgm, p);
}
void pgm_display_generic_mask(const PROGRAMMER *pgm, const char *p, unsigned int show) {
if(show & (1<<PPI_AVR_VCC))
avrdude_message(MSG_INFO, "%s VCC = %s\n", p, pins_to_str(&pgm->pin[PPI_AVR_VCC]));
if(show & (1<<PPI_AVR_BUFF))
avrdude_message(MSG_INFO, "%s BUFF = %s\n", p, pins_to_str(&pgm->pin[PPI_AVR_BUFF]));
if(show & (1<<PIN_AVR_RESET))
avrdude_message(MSG_INFO, "%s RESET = %s\n", p, pins_to_str(&pgm->pin[PIN_AVR_RESET]));
if(show & (1<<PIN_AVR_SCK))
avrdude_message(MSG_INFO, "%s SCK = %s\n", p, pins_to_str(&pgm->pin[PIN_AVR_SCK]));
if(show & (1<<PIN_AVR_MOSI))
avrdude_message(MSG_INFO, "%s MOSI = %s\n", p, pins_to_str(&pgm->pin[PIN_AVR_MOSI]));
if(show & (1<<PIN_AVR_MISO))
avrdude_message(MSG_INFO, "%s MISO = %s\n", p, pins_to_str(&pgm->pin[PIN_AVR_MISO]));
if(show & (1<<PIN_LED_ERR))
avrdude_message(MSG_INFO, "%s ERR LED = %s\n", p, pins_to_str(&pgm->pin[PIN_LED_ERR]));
if(show & (1<<PIN_LED_RDY))
avrdude_message(MSG_INFO, "%s RDY LED = %s\n", p, pins_to_str(&pgm->pin[PIN_LED_RDY]));
if(show & (1<<PIN_LED_PGM))
avrdude_message(MSG_INFO, "%s PGM LED = %s\n", p, pins_to_str(&pgm->pin[PIN_LED_PGM]));
if(show & (1<<PIN_LED_VFY))
avrdude_message(MSG_INFO, "%s VFY LED = %s\n", p, pins_to_str(&pgm->pin[PIN_LED_VFY]));
}
void pgm_display_generic(const PROGRAMMER *pgm, const char *p) {
pgm_display_generic_mask(pgm, p, SHOW_ALL_PINS);
}
PROGRAMMER *locate_programmer(const LISTID programmers, const char *configid) {
PROGRAMMER *p = NULL;
int found = 0;
for(LNODEID ln1=lfirst(programmers); ln1 && !found; ln1=lnext(ln1)) {
p = ldata(ln1);
for(LNODEID ln2=lfirst(p->id); ln2 && !found; ln2=lnext(ln2))
if(strcasecmp(configid, (const char *) ldata(ln2)) == 0)
found = 1;
}
return found? p: NULL;
}
/*
* Iterate over the list of programmers given as "programmers", and
* call the callback function cb for each entry found. cb is being
* passed the following arguments:
* . the name of the programmer (for -c)
* . the descriptive text given in the config file
* . the name of the config file this programmer has been defined in
* . the line number of the config file this programmer has been defined at
* . the "cookie" passed into walk_programmers() (opaque client data)
*/
void walk_programmers(LISTID programmers, walk_programmers_cb cb, void *cookie)
{
LNODEID ln1;
LNODEID ln2;
PROGRAMMER * p;
for (ln1 = lfirst(programmers); ln1; ln1 = lnext(ln1)) {
p = ldata(ln1);
for (ln2=lfirst(p->id); ln2; ln2=lnext(ln2)) {
cb(ldata(ln2), p->desc, p->config_file, p->lineno, cookie);
}
}
}
/*
* Compare function to sort the list of programmers
*/
static int sort_programmer_compare(const PROGRAMMER *p1, const PROGRAMMER *p2) {
if(p1 == NULL || p1->id == NULL || p2 == NULL || p2->id == NULL)
return 0;
return strcasecmp(ldata(lfirst(p1->id)), ldata(lfirst(p2->id)));
}
/*
* Sort the list of programmers given as "programmers"
*/
void sort_programmers(LISTID programmers)
{
lsort(programmers,(int (*)(void*, void*)) sort_programmer_compare);
}
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