95 lines
		
	
	
	
		
			2.3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
		
		
			
		
	
	
			95 lines
		
	
	
	
		
			2.3 KiB
			
		
	
	
	
		
			C
		
	
	
	
	
	
|   | /*
 | ||
|  |  * PIO blacklist.  Some drives incorrectly report their maximal PIO mode, | ||
|  |  * at least in respect to CMD640.  Here we keep info on some known drives. | ||
|  |  * | ||
|  |  * Changes to the ide_pio_blacklist[] should be made with EXTREME CAUTION | ||
|  |  * to avoid breaking the fragile cmd640.c support. | ||
|  |  */ | ||
|  | 
 | ||
|  | #include <linux/string.h>
 | ||
|  | 
 | ||
|  | static struct ide_pio_info { | ||
|  | 	const char	*name; | ||
|  | 	int		pio; | ||
|  | } ide_pio_blacklist [] = { | ||
|  | 	{ "Conner Peripherals 540MB - CFS540A", 3 }, | ||
|  | 
 | ||
|  | 	{ "WDC AC2700",  3 }, | ||
|  | 	{ "WDC AC2540",  3 }, | ||
|  | 	{ "WDC AC2420",  3 }, | ||
|  | 	{ "WDC AC2340",  3 }, | ||
|  | 	{ "WDC AC2250",  0 }, | ||
|  | 	{ "WDC AC2200",  0 }, | ||
|  | 	{ "WDC AC21200", 4 }, | ||
|  | 	{ "WDC AC2120",  0 }, | ||
|  | 	{ "WDC AC2850",  3 }, | ||
|  | 	{ "WDC AC1270",  3 }, | ||
|  | 	{ "WDC AC1170",  1 }, | ||
|  | 	{ "WDC AC1210",  1 }, | ||
|  | 	{ "WDC AC280",   0 }, | ||
|  | 	{ "WDC AC31000", 3 }, | ||
|  | 	{ "WDC AC31200", 3 }, | ||
|  | 
 | ||
|  | 	{ "Maxtor 7131 AT", 1 }, | ||
|  | 	{ "Maxtor 7171 AT", 1 }, | ||
|  | 	{ "Maxtor 7213 AT", 1 }, | ||
|  | 	{ "Maxtor 7245 AT", 1 }, | ||
|  | 	{ "Maxtor 7345 AT", 1 }, | ||
|  | 	{ "Maxtor 7546 AT", 3 }, | ||
|  | 	{ "Maxtor 7540 AV", 3 }, | ||
|  | 
 | ||
|  | 	{ "SAMSUNG SHD-3121A", 1 }, | ||
|  | 	{ "SAMSUNG SHD-3122A", 1 }, | ||
|  | 	{ "SAMSUNG SHD-3172A", 1 }, | ||
|  | 
 | ||
|  | 	{ "ST5660A",  3 }, | ||
|  | 	{ "ST3660A",  3 }, | ||
|  | 	{ "ST3630A",  3 }, | ||
|  | 	{ "ST3655A",  3 }, | ||
|  | 	{ "ST3391A",  3 }, | ||
|  | 	{ "ST3390A",  1 }, | ||
|  | 	{ "ST3600A",  1 }, | ||
|  | 	{ "ST3290A",  0 }, | ||
|  | 	{ "ST3144A",  0 }, | ||
|  | 	{ "ST3491A",  1 }, /* reports 3, should be 1 or 2 (depending on drive)
 | ||
|  | 			      according to Seagate's FIND-ATA program */ | ||
|  | 
 | ||
|  | 	{ "QUANTUM ELS127A", 0 }, | ||
|  | 	{ "QUANTUM ELS170A", 0 }, | ||
|  | 	{ "QUANTUM LPS240A", 0 }, | ||
|  | 	{ "QUANTUM LPS210A", 3 }, | ||
|  | 	{ "QUANTUM LPS270A", 3 }, | ||
|  | 	{ "QUANTUM LPS365A", 3 }, | ||
|  | 	{ "QUANTUM LPS540A", 3 }, | ||
|  | 	{ "QUANTUM LIGHTNING 540A", 3 }, | ||
|  | 	{ "QUANTUM LIGHTNING 730A", 3 }, | ||
|  | 
 | ||
|  | 	{ "QUANTUM FIREBALL_540", 3 }, /* Older Quantum Fireballs don't work */ | ||
|  | 	{ "QUANTUM FIREBALL_640", 3 }, | ||
|  | 	{ "QUANTUM FIREBALL_1080", 3 }, | ||
|  | 	{ "QUANTUM FIREBALL_1280", 3 }, | ||
|  | 	{ NULL, 0 } | ||
|  | }; | ||
|  | 
 | ||
|  | /**
 | ||
|  |  *	ide_scan_pio_blacklist 	-	check for a blacklisted drive | ||
|  |  *	@model: Drive model string | ||
|  |  * | ||
|  |  *	This routine searches the ide_pio_blacklist for an entry | ||
|  |  *	matching the start/whole of the supplied model name. | ||
|  |  * | ||
|  |  *	Returns -1 if no match found. | ||
|  |  *	Otherwise returns the recommended PIO mode from ide_pio_blacklist[]. | ||
|  |  */ | ||
|  | 
 | ||
|  | int ide_scan_pio_blacklist(char *model) | ||
|  | { | ||
|  | 	struct ide_pio_info *p; | ||
|  | 
 | ||
|  | 	for (p = ide_pio_blacklist; p->name != NULL; p++) { | ||
|  | 		if (strncmp(p->name, model, strlen(p->name)) == 0) | ||
|  | 			return p->pio; | ||
|  | 	} | ||
|  | 	return -1; | ||
|  | } |