27 static int cfi_probe_chip(struct map_info *map, __u32 base,
29 static int cfi_chip_setup(struct map_info *map, struct cfi_private *cfi);
31 struct mtd_info *cfi_probe(struct map_info *map);
38 #define xip_allowed(base, map) \  argument
40 	(void) map_read(map, base); \
45 #define xip_enable(base, map, cfi) \  argument
47 	cfi_qry_mode_off(base, map, cfi);		\
48 	xip_allowed(base, map); \
51 #define xip_disable_qry(base, map, cfi) \  argument
54 	cfi_qry_mode_on(base, map, cfi); \
60 #define xip_allowed(base, map)		do { } while (0)  argument
61 #define xip_enable(base, map, cfi)	do { } while (0)  argument
62 #define xip_disable_qry(base, map, cfi) do { } while (0)  argument
71 static int __xipram cfi_probe_chip(struct map_info *map, __u32 base,  in cfi_probe_chip()  argument
76 	if ((base + 0) >= map->size) {  in cfi_probe_chip()
79 			(unsigned long)base, map->size -1);  in cfi_probe_chip()
82 	if ((base + 0xff) >= map->size) {  in cfi_probe_chip()
85 			(unsigned long)base + 0x55, map->size -1);  in cfi_probe_chip()
90 	if (!cfi_qry_mode_on(base, map, cfi)) {  in cfi_probe_chip()
91 		xip_enable(base, map, cfi);  in cfi_probe_chip()
98 		return cfi_chip_setup(map, cfi);  in cfi_probe_chip()
111 		if (cfi_qry_present(map, start, cfi)) {  in cfi_probe_chip()
114 			cfi_qry_mode_off(start, map, cfi);  in cfi_probe_chip()
117 			if (!cfi_qry_present(map, start, cfi)) {  in cfi_probe_chip()
118 				xip_allowed(base, map);  in cfi_probe_chip()
120 				       map->name, base, start);  in cfi_probe_chip()
127 			cfi_qry_mode_off(base, map, cfi);  in cfi_probe_chip()
129 			if (cfi_qry_present(map, base, cfi)) {  in cfi_probe_chip()
130 				xip_allowed(base, map);  in cfi_probe_chip()
132 				       map->name, base, start);  in cfi_probe_chip()
144 	cfi_qry_mode_off(base, map, cfi);  in cfi_probe_chip()
145 	xip_allowed(base, map);  in cfi_probe_chip()
148 	       map->name, cfi->interleave, cfi->device_type*8, base,  in cfi_probe_chip()
149 	       map->bankwidth*8);  in cfi_probe_chip()
154 static int __xipram cfi_chip_setup(struct map_info *map,  in cfi_chip_setup()  argument
159 	int num_erase_regions = cfi_read_query(map, base + (0x10 + 28)*ofs_factor);  in cfi_chip_setup()
163 	xip_enable(base, map, cfi);  in cfi_chip_setup()
181 	xip_disable_qry(base, map, cfi);  in cfi_chip_setup()
183 		((unsigned char *)cfi->cfiq)[i] = cfi_read_query(map,base + (0x10 + i)*ofs_factor);  in cfi_chip_setup()
222 	cfi_send_gen_cmd(0xf0,     0, base, map, cfi, cfi->device_type, NULL);  in cfi_chip_setup()
223 	cfi_send_gen_cmd(0xaa, addr_unlock1, base, map, cfi, cfi->device_type, NULL);  in cfi_chip_setup()
224 	cfi_send_gen_cmd(0x55, addr_unlock2, base, map, cfi, cfi->device_type, NULL);  in cfi_chip_setup()
225 	cfi_send_gen_cmd(0x90, addr_unlock1, base, map, cfi, cfi->device_type, NULL);  in cfi_chip_setup()
226 	cfi->mfr = cfi_read_query16(map, base);  in cfi_chip_setup()
227 	cfi->id = cfi_read_query16(map, base + ofs_factor);  in cfi_chip_setup()
231 		cfi->id = cfi_read_query(map, base + 0xe * ofs_factor) << 8 |  in cfi_chip_setup()
232 			  cfi_read_query(map, base + 0xf * ofs_factor);  in cfi_chip_setup()
235 	cfi_qry_mode_off(base, map, cfi);  in cfi_chip_setup()
236 	xip_allowed(base, map);  in cfi_chip_setup()
239 	       map->name, cfi->interleave, cfi->device_type*8, base,  in cfi_chip_setup()
240 	       map->bankwidth*8, cfi->mfr, cfi->id);  in cfi_chip_setup()
389 struct mtd_info *cfi_probe(struct map_info *map)  in cfi_probe()  argument
395 	return mtd_do_chip_probe(map, &cfi_chip_probe);  in cfi_probe()