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|
%{
/*
* Startup tool for non statically mapped PCMCIA sockets - config file parsing
*
* (C) 2005 Dominik Brodowski <linux@brodo.de>
*
* The initial developer of the original code is David A. Hinds
* <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
* are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
*
* License: GPL v2
*/
#include <stdlib.h>
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
#include <syslog.h>
#include <sys/types.h>
#include "startup.h"
/* If bison: generate nicer error messages */
#define YYERROR_VERBOSE 1
/* from lex_config, for nice error messages */
extern char *current_file;
extern int current_lineno;
extern int yylex(void); /* mdk-stage1 */
void yyerror(const char *msg, ...);
%}
%token DEVICE CARD ANONYMOUS TUPLE MANFID VERSION FUNCTION PCI
%token BIND CIS TO NEEDS_MTD MODULE OPTS CLASS
%token REGION JEDEC DTYPE DEFAULT MTD
%token INCLUDE EXCLUDE RESERVE IRQ_NO PORT MEMORY
%token STRING NUMBER SOURCE
%union {
char *str;
u_long num;
struct adjust_list_t *adjust;
}
%type <str> STRING
%type <num> NUMBER
%type <adjust> adjust resource
%%
list: /* nothing */
| list adjust
{
adjust_list_t **tail = &root_adjust;
while (*tail != NULL) tail = &(*tail)->next;
*tail = $2;
}
;
adjust: INCLUDE resource
{
$2->adj.Action = ADD_MANAGED_RESOURCE;
$$ = $2;
}
| EXCLUDE resource
{
$2->adj.Action = REMOVE_MANAGED_RESOURCE;
$$ = $2;
}
| RESERVE resource
{
$2->adj.Action = ADD_MANAGED_RESOURCE;
$2->adj.Attributes |= RES_RESERVED;
$$ = $2;
}
| adjust ',' resource
{
$3->adj.Action = $1->adj.Action;
$3->adj.Attributes = $1->adj.Attributes;
$3->next = $1;
$$ = $3;
}
;
resource: IRQ_NO NUMBER
{
$$ = calloc(sizeof(adjust_list_t), 1);
$$->adj.Resource = RES_IRQ;
$$->adj.resource.irq.IRQ = $2;
}
| PORT NUMBER '-' NUMBER
{
if (($4 < $2) || ($4 > 0xffff)) {
yyerror("invalid port range 0x%x-0x%x", $2, $4);
YYERROR;
}
$$ = calloc(sizeof(adjust_list_t), 1);
$$->adj.Resource = RES_IO_RANGE;
$$->adj.resource.io.BasePort = $2;
$$->adj.resource.io.NumPorts = $4 - $2 + 1;
}
| MEMORY NUMBER '-' NUMBER
{
if ($4 < $2) {
yyerror("invalid address range 0x%x-0x%x", $2, $4);
YYERROR;
}
$$ = calloc(sizeof(adjust_list_t), 1);
$$->adj.Resource = RES_MEMORY_RANGE;
$$->adj.resource.memory.Base = $2;
$$->adj.resource.memory.Size = $4 - $2 + 1;
}
;
%%
void yyerror(const char *msg, ...)
{
va_list ap;
char str[256];
va_start(ap, msg);
sprintf(str, "error in file '%s' line %d: ",
current_file, current_lineno);
vsprintf(str+strlen(str), msg, ap);
#if YYDEBUG
fprintf(stderr, "%s\n", str);
#else
syslog(LOG_ERR, "%s", str);
#endif
va_end(ap);
}
|
