return 0; /* zero = nothing matched */
}
-extern int probe_ali14xx;
-extern int probe_umc8672;
-extern int probe_dtc2278;
-extern int probe_ht6560b;
-extern int probe_qd65xx;
-extern int cmd640_vlb;
-extern int probe_4drives;
-
-static int __initdata is_chipset_set;
-
/*
* ide_setup() gets called VERY EARLY during initialization,
* to handle kernel "command line" strings beginning with "hdx=" or "ide".
*/
static int __init ide_setup(char *s)
{
- int i, vals[3];
ide_hwif_t *hwif;
ide_drive_t *drive;
unsigned int hw, unit;
+ int vals[3];
const char max_drive = 'a' + ((MAX_HWIFS * MAX_DRIVES) - 1);
- const char max_hwif = '0' + (MAX_HWIFS - 1);
-
if (strncmp(s,"hd",2) == 0 && s[2] == '=') /* hd= is for hd.c */
return 0; /* driver and not us */
printk(" -- BAD BUS SPEED! Expected value from 20 to 66");
goto done;
}
- /*
- * Look for interface options: "idex="
- */
- if (s[3] >= '0' && s[3] <= max_hwif) {
- /*
- * Be VERY CAREFUL changing this: note hardcoded indexes below
- * (-8, -9, -10) are reserved to ease the hardcoding.
- */
- static const char *ide_words[] = {
- "minus1", "minus2", "minus3", "minus4",
- "minus5", "minus6", "ata66", "minus8", "minus9",
- "minus10", "four", "qd65xx", "ht6560b", "cmd640_vlb",
- "dtc2278", "umc8672", "ali14xx", NULL };
-
- hw = s[3] - '0';
- hwif = &ide_hwifs[hw];
- i = match_parm(&s[4], ide_words, vals, 3);
-
- /*
- * Cryptic check to ensure chipset not already set for hwif.
- * Note: we can't depend on hwif->chipset here.
- */
- if (i >= -18 && i <= -11) {
- /* chipset already specified */
- if (is_chipset_set)
- goto bad_option;
- /* these drivers are for "ide0=" only */
- if (hw != 0)
- goto bad_hwif;
- is_chipset_set = 1;
- printk("\n");
- }
- switch (i) {
-#ifdef CONFIG_BLK_DEV_ALI14XX
- case -17: /* "ali14xx" */
- probe_ali14xx = 1;
- goto obsolete_option;
-#endif
-#ifdef CONFIG_BLK_DEV_UMC8672
- case -16: /* "umc8672" */
- probe_umc8672 = 1;
- goto obsolete_option;
-#endif
-#ifdef CONFIG_BLK_DEV_DTC2278
- case -15: /* "dtc2278" */
- probe_dtc2278 = 1;
- goto obsolete_option;
-#endif
-#ifdef CONFIG_BLK_DEV_CMD640
- case -14: /* "cmd640_vlb" */
- cmd640_vlb = 1;
- goto obsolete_option;
-#endif
-#ifdef CONFIG_BLK_DEV_HT6560B
- case -13: /* "ht6560b" */
- probe_ht6560b = 1;
- goto obsolete_option;
-#endif
-#ifdef CONFIG_BLK_DEV_QD65XX
- case -12: /* "qd65xx" */
- probe_qd65xx = 1;
- goto obsolete_option;
-#endif
-#ifdef CONFIG_BLK_DEV_4DRIVES
- case -11: /* "four" drives on one set of ports */
- probe_4drives = 1;
- goto obsolete_option;
-#endif
- case -10: /* minus10 */
- case -9: /* minus9 */
- case -8: /* minus8 */
- case -6:
- case -4:
- case -3:
- goto bad_option;
- case -7: /* ata66 */
-#ifdef CONFIG_BLK_DEV_IDEPCI
- /*
- * Use ATA_CBL_PATA40_SHORT so drive side
- * cable detection is also overriden.
- */
- hwif->cbl = ATA_CBL_PATA40_SHORT;
- goto obsolete_option;
-#else
- goto bad_hwif;
-#endif
- case -5:
- case -2:
- case -1:
- case 0:
- case 1:
- case 2:
- case 3:
- goto bad_option;
- default:
- printk(" -- SUPPORT NOT CONFIGURED IN THIS KERNEL\n");
- return 1;
- }
- }
bad_option:
printk(" -- BAD OPTION\n");
return 1;
obsolete_option:
printk(" -- OBSOLETE OPTION, WILL BE REMOVED SOON!\n");
return 1;
-bad_hwif:
- printk("-- NOT SUPPORTED ON ide%d", hw);
done:
printk("\n");
return 1;
projects / linux-2.6-block.git / commitdiff