avrdude/config_gram.y

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/*
* Copyright 2001 Brian S. Dean <bsd@bsdhome.com>
* All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY BRIAN S. DEAN ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BRIAN S. DEAN BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
* USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
*/
/* $Id$ */
%token K_BANK_SIZE
%token K_BANKED
%token K_BUFF
%token K_CHIP_ERASE_DELAY
%token K_DESC
%token K_EEPROM
%token K_ERRLED
%token K_FLASH
%token K_ID
%token K_MAX_WRITE_DELAY
%token K_MIN_WRITE_DELAY
%token K_MISO
%token K_MOSI
%token K_NO
%token K_NUM_BANKS
%token K_PART
%token K_PGMLED
%token K_PROGRAMMER
%token K_RDYLED
%token K_READBACK_P1
%token K_READBACK_P2
%token K_RESET
%token K_SCK
%token K_SIZE
%token K_VCC
%token K_VFYLED
%token K_YES
%token TKN_COMMA
%token TKN_EQUAL
%token TKN_SEMI
%token TKN_NUMBER
%token TKN_STRING
%token TKN_ID
%start config
%%
config :
def |
config def
;
def :
prog_def TKN_SEMI |
part_def TKN_SEMI
;
prog_def :
K_PROGRAMMER
{ current_prog = new_programmer(); }
prog_parms
{
if (lsize(current_prog->id) == 0) {
fprintf(stderr,
"%s: error at %s:%d: required parameter id not specified\n",
progname, infile, lineno);
exit(1);
}
ladd(programmers, current_prog);
current_prog = NULL;
}
;
part_def :
K_PART
{ current_part = avr_new_part(); }
part_parms
{
if (current_part->id[0] == 0) {
fprintf(stderr,
"%s: error at %s:%d: required parameter id not specified\n",
progname, infile, lineno);
exit(1);
}
ladd(part_list, current_part);
current_part = NULL;
}
;
string_list :
TKN_STRING { ladd(string_list, $1); } |
string_list TKN_COMMA TKN_STRING { ladd(string_list, $3); }
;
num_list :
TKN_NUMBER { ladd(number_list, $1); } |
num_list TKN_COMMA TKN_NUMBER { ladd(number_list, $3); }
;
prog_parms :
prog_parm TKN_SEMI |
prog_parms prog_parm TKN_SEMI
;
prog_parm :
K_ID TKN_EQUAL string_list {
{
TOKEN * t;
while (lsize(string_list)) {
t = lrmv_n(string_list, 1);
ladd(current_prog->id, dup_string(t->value.string));
free_token(t);
}
}
} |
K_DESC TKN_EQUAL TKN_STRING {
strncpy(current_prog->desc, $3->value.string, PGM_DESCLEN);
current_prog->desc[PGM_DESCLEN-1] = 0;
free_token($3);
} |
K_VCC TKN_EQUAL num_list {
{
TOKEN * t;
int pin;
current_prog->pinno[PPI_AVR_VCC] = 0;
while (lsize(number_list)) {
t = lrmv_n(number_list, 1);
pin = t->value.number;
if ((pin < 2) || (pin > 9)) {
fprintf(stderr,
"%s: error at line %d of %s: VCC must be one or more "
"pins from the range 2-9\n",
progname, lineno, infile);
exit(1);
}
current_prog->pinno[PPI_AVR_VCC] |= (1 << (pin-2));
free_token(t);
}
}
} |
K_RESET TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_RESET, $3); } |
K_SCK TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_SCK, $3); } |
K_MOSI TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_MOSI, $3); } |
K_MISO TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_MISO, $3); } |
K_BUFF TKN_EQUAL TKN_NUMBER { assign_pin(PIN_AVR_BUFF, $3); } |
K_ERRLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_ERR, $3); } |
K_RDYLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_RDY, $3); } |
K_PGMLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_PGM, $3); } |
K_VFYLED TKN_EQUAL TKN_NUMBER { assign_pin(PIN_LED_VFY, $3); }
;
part_parms :
part_parm TKN_SEMI |
part_parms part_parm TKN_SEMI
;
part_parm :
K_ID TKN_EQUAL TKN_STRING
{
strncpy(current_part->id, $3->value.string, AVR_IDLEN);
current_part->id[AVR_IDLEN-1] = 0;
free_token($3);
} |
K_DESC TKN_EQUAL TKN_STRING
{
strncpy(current_part->desc, $3->value.string, AVR_DESCLEN);
current_part->desc[AVR_DESCLEN-1] = 0;
free_token($3);
} |
K_CHIP_ERASE_DELAY TKN_EQUAL TKN_NUMBER
{
current_part->chip_erase_delay = $3->value.number;
free_token($3);
} |
K_EEPROM { current_mem = AVR_M_EEPROM; }
mem_specs |
K_FLASH { current_mem = AVR_M_FLASH; }
mem_specs
;
yesno :
K_YES | K_NO
;
mem_specs :
mem_spec TKN_SEMI |
mem_specs mem_spec TKN_SEMI
;
mem_spec :
K_BANKED TKN_EQUAL yesno
{
current_part->mem[current_mem].banked = $3->primary == K_YES ? 1 : 0;
free_token($3);
} |
K_SIZE TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].size = $3->value.number;
free_token($3);
} |
K_BANK_SIZE TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].bank_size = $3->value.number;
free_token($3);
} |
K_NUM_BANKS TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].num_banks = $3->value.number;
free_token($3);
} |
K_MIN_WRITE_DELAY TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].min_write_delay = $3->value.number;
free_token($3);
} |
K_MAX_WRITE_DELAY TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].max_write_delay = $3->value.number;
free_token($3);
} |
K_READBACK_P1 TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].readback[0] = $3->value.number;
free_token($3);
} |
K_READBACK_P2 TKN_EQUAL TKN_NUMBER
{
current_part->mem[current_mem].readback[1] = $3->value.number;
free_token($3);
}
;
%%
#include <string.h>
#include <math.h>
#include "config.h"
#include "lists.h"
#include "pindefs.h"
#include "avr.h"
extern char * progname;
int yylex(void);
int yyerror(char * errmsg);
#if 0
static char * vtypestr(int type)
{
switch (type) {
case V_NUM : return "NUMERIC";
case V_STR : return "STRING";
default:
return "<UNKNOWN>";
}
}
#endif
static int assign_pin(int pinno, TOKEN * v)
{
int value;
value = v->value.number;
if ((value <= 0) || (value >= 18)) {
fprintf(stderr,
"%s: error at line %d of %s: pin must be in the "
"range 1-17\n",
progname, lineno, infile);
exit(1);
}
current_prog->pinno[pinno] = value;
return 0;
}