diff options
Diffstat (limited to 'xorg-server/hw/xfree86/utils/xorgconfig/cards.c')
| -rw-r--r-- | xorg-server/hw/xfree86/utils/xorgconfig/cards.c | 278 |
1 files changed, 0 insertions, 278 deletions
diff --git a/xorg-server/hw/xfree86/utils/xorgconfig/cards.c b/xorg-server/hw/xfree86/utils/xorgconfig/cards.c deleted file mode 100644 index 8116f0a03..000000000 --- a/xorg-server/hw/xfree86/utils/xorgconfig/cards.c +++ /dev/null @@ -1,278 +0,0 @@ -/* - * Functions to manipulate card database. - */ - -#include <stdlib.h> -#include <stdio.h> -#include <string.h> - -#include "cards.h" - -/* Some vars to make path names in texts more flexible. */ -#ifndef PROJECTROOT -# define PROJECTROOT "/usr" -#endif -#define TREEROOT PROJECTROOT -#define TREEROOTLX TREEROOT "/lib/X11" -#define TREEROOTCFG TREEROOT "/etc/X11" -#ifdef XDOCDIR -# define TREEROOTDOC XDOCDIR -#else -# define TREEROOTDOC TREEROOTLX "/doc" -#endif - -/* - * Database format: - * - * NAME <name of card> - * CHIPSET <chipset description> - * SERVER <server name> - * DRIVER <driver name> - * - * Optional keywords: - * RAMDAC <ramdac identifier> - * CLOCKCHIP <clockchip identifier> - * DACSPEED <dacspeed> - * NOCLOCKPROBE - * UNSUPPORTED - * - * SEE <name of card> refers to another card definition; parameters that - * are already defined are not overridden. - * - * <server name> is one of Mono, VGA16, SVGA, S3, Mach32, Mach8, 8514, - * P9000, AGX, W32. - * - * A useful additional keywords may be CLOCKS. - */ - - - -/* Database vars. */ - -int lastcard; - -Card card[MAX_CARDS]; - - -static int -getnextline(FILE *f, char *l) -{ - if (fgets(l, 128, f) == NULL) - return -1; - return 0; -} - -static void -appendstring(char **destp, char *src) -{ - char *newstr; - newstr = malloc(strlen(*destp) + strlen(src) + 1); - strcpy(newstr, *destp); - strcat(newstr, src); - if (strlen(*destp) > 0) - free(*destp); - *destp = newstr; -} - -int -lookupcard(char *name) { - int i; - for (i = 0; i <= lastcard; i++) - if (strcmp(name, card[i].name) == 0) - return i; - return -1; -} - -static char *s3_comment = -"# Use Option \"nolinear\" if the server doesn't start up correctly\n" -"# (this avoids the linear framebuffer probe). If that fails try\n" -"# option \"nomemaccess\".\n" -"#\n" -"# Refer to " TREEROOTDOC "/README.S3, and the XF86_S3 man page.\n"; - -static char *cirrus_comment = -"# Use Option \"no_bitblt\" if you have graphics problems. If that fails\n" -"# try Option \"noaccel\".\n" -"# Refer to " TREEROOTDOC "/README.cirrus.\n" -"# To allow linear addressing, uncomment the Option line and the\n" -"# address that the card maps the framebuffer to.\n"; - -int parse_database() { - FILE *f; - char buf[128]; - int i, lineno; - char filename[128]; - - strcpy(filename, CARD_DATABASE_FILE); - f = fopen(filename, "r"); - if (f == NULL) - return -1; - - lastcard = -1; - lineno = 0; - - for (;;) { - if (getnextline(f, buf)) - break; - lineno++; - if (buf[0] == '#') - /* Comment. */ - continue; - if (strncmp(buf, "END", 3) == 0) - /* End of database. */ - break; - if (strncmp(buf, "LINE", 4) == 0 && lastcard>=0) { - /* Line of Device comment. */ - /* Append to existing lines. */ - appendstring(&card[lastcard].lines, buf + 5); - continue; - } - /* - * The following keywords require the trailing newline - * to be deleted. - */ - i = strlen(buf); - buf[--i] = '\0'; - - /* remove trailing spaces or tabs */ - for(--i; i>=0 && (buf[i] == ' ' || buf[i] == '\011'); i--) ; - if (i>=0) - buf[i+1] = '\0'; - else - continue; /* skip empty lines */ - - if (strncmp(buf, "NAME", 4) == 0) { - /* New entry. */ - lastcard++; - card[lastcard].name = malloc(strlen(buf + 5) + 1); - strcpy(card[lastcard].name, buf + 5); - card[lastcard].chipset = NULL; - card[lastcard].server = NULL; - card[lastcard].driver = NULL; - card[lastcard].ramdac = NULL; - card[lastcard].clockchip = NULL; - card[lastcard].dacspeed = NULL; - card[lastcard].flags = 0; - card[lastcard].lines = ""; - continue; - } - if (lastcard < 0) /* no NAME line found yet */ - continue; - if (strncmp(buf, "SEE", 3) == 0) { - /* Reference to another entry. */ - int i; - i = lookupcard(buf + 4); - if (i == -1) { - printf("Error in database, invalid reference: %s.\n", - buf + 4); - free(card[lastcard].name); - lastcard--; - continue; - } - if (card[lastcard].chipset == NULL) - card[lastcard].chipset = card[i].chipset; - if (card[lastcard].server == NULL) - card[lastcard].server = card[i].server; - if (card[lastcard].driver == NULL) - card[lastcard].driver = card[i].driver; - if (card[lastcard].ramdac == NULL) - card[lastcard].ramdac = card[i].ramdac; - if (card[lastcard].clockchip == NULL) - card[lastcard].clockchip = card[i].clockchip; - if (card[lastcard].dacspeed == NULL) - card[lastcard].dacspeed = card[i].dacspeed; - card[lastcard].flags |= card[i].flags; - appendstring(&card[lastcard].lines, card[i].lines); - continue; - } - if (strncmp(buf, "CHIPSET", 7) == 0) { - /* Chipset description. */ - card[lastcard].chipset = malloc(strlen(buf + 8) + 1); - strcpy(card[lastcard].chipset, buf + 8); - continue; - } - if (strncmp(buf, "SERVER", 6) == 0) { - /* Server identifier. */ - card[lastcard].server = malloc(strlen(buf + 7) + 1); - strcpy(card[lastcard].server, buf + 7); - continue; - } - if (strncmp(buf, "DRIVER", 6) == 0) { - /* Driver identifier. */ - card[lastcard].driver = malloc(strlen(buf + 7) + 1); - strcpy(card[lastcard].driver, buf + 7); - continue; - } - if (strncmp(buf, "RAMDAC", 6) == 0) { - /* Ramdac indentifier. */ - card[lastcard].ramdac = malloc(strlen(buf + 7) + 1); - strcpy(card[lastcard].ramdac, buf + 7); - continue; - } - if (strncmp(buf, "CLOCKCHIP", 9) == 0) { - /* Clockchip indentifier. */ - card[lastcard].clockchip = malloc(strlen(buf + 10) + 1); - strcpy(card[lastcard].clockchip, buf + 10); - card[lastcard].flags |= NOCLOCKPROBE; - continue; - } - if (strncmp(buf, "DACSPEED", 8) == 0) { - /* Clockchip indentifier. */ - card[lastcard].dacspeed = malloc(strlen(buf + 9) + 1); - strcpy(card[lastcard].dacspeed, buf + 9); - continue; - } - if (strncmp(buf, "NOCLOCKPROBE", 12) == 0) { - card[lastcard].flags |= NOCLOCKPROBE; - continue; - } - if (strncmp(buf, "UNSUPPORTED", 12) == 0) { - card[lastcard].flags |= UNSUPPORTED; - continue; - } - /* test for missing required fields */ - if (card[lastcard].driver == NULL) { - fprintf(stderr, "Warning DRIVER specification missing " - "in Card database entry %s (line %d).\n", - card[lastcard].name, lineno); - keypress(); - card[lastcard].driver = "unknown"; - } - if (card[lastcard].chipset == NULL) { - fprintf(stderr, "Warning CHIPSET specification missing " - "in Card database entry %s (line %d).\n", - card[lastcard].name, lineno); - keypress(); - card[lastcard].chipset = "unknown"; - } - } - - fclose(f); - - /* - * Add general comments. - */ - for (i = 0; i <= lastcard; i++) { - if (card[i].server && strcmp(card[i].server, "S3") == 0) - appendstring(&card[i].lines, s3_comment); - if (card[i].chipset && - strncmp(card[i].chipset, "CL-GD", 5) == 0) - appendstring(&card[i].lines, cirrus_comment); - } - - sort_database(); - - return 0; -} - -static int -compare_card(const void *e1, const void *e2) -{ - return strcmp(((Card *)e1)->name, ((Card *)e2)->name); -} - -void -sort_database() { - /* Each element is a bunch of words, but nothing too bad. */ - qsort(card, lastcard + 1, sizeof(Card), compare_card); -} |