1 /* SPDX-License-Identifier: GPL-2.0-or-later */
3  * Copyright © 2000-2010 David Woodhouse <dwmw2@infradead.org> et al.
14 #include <linux/mtd/map.h>
28 #  define cfi_interleave(cfi) ((cfi)->interleave)
40 #  define cfi_interleave(cfi) ((cfi)->interleave)
52 #  define cfi_interleave(cfi) ((cfi)->interleave)
62 #warning No CONFIG_MTD_CFI_Ix selected. No NOR chip support can work.
152 /* Vendor-Specific PRI for Intel/Sharp Extended Command Set (0x0001) */
159 				    block follows - FIXME - not currently supported */
205 /* Vendor-Specific PRI for AMD/Fujitsu Extended Command Set (0x0002) */
211 	uint8_t  SiliconRevision; /* bits 1-0: Address Sensitive Unlock */
231 /* Vendor-Specific PRI for Atmel chips (command set 0x0002) */
289 	struct flchip chips[];  /* per-chip data structure for each chip */
293 				struct map_info *map, struct cfi_private *cfi);
295 map_word cfi_build_cmd(u_long cmd, struct map_info *map, struct cfi_private *cfi);
296 #define CMD(x)  cfi_build_cmd((x), map, cfi)
298 unsigned long cfi_merge_status(map_word val, struct map_info *map,
300 #define MERGESTATUS(x) cfi_merge_status((x), map, cfi)
303 				struct map_info *map, struct cfi_private *cfi,
306 static inline uint8_t cfi_read_query(struct map_info *map, uint32_t addr)  in cfi_read_query()  argument
308 	map_word val = map_read(map, addr);  in cfi_read_query()
310 	if (map_bankwidth_is_1(map)) {  in cfi_read_query()
312 	} else if (map_bankwidth_is_2(map)) {  in cfi_read_query()
313 		return cfi16_to_cpu(map, val.x[0]);  in cfi_read_query()
315 		/* No point in a 64-bit byteswap since that would just be  in cfi_read_query()
318 		return cfi32_to_cpu(map, val.x[0]);  in cfi_read_query()
322 static inline uint16_t cfi_read_query16(struct map_info *map, uint32_t addr)  in cfi_read_query16()  argument
324 	map_word val = map_read(map, addr);  in cfi_read_query16()
326 	if (map_bankwidth_is_1(map)) {  in cfi_read_query16()
328 	} else if (map_bankwidth_is_2(map)) {  in cfi_read_query16()
329 		return cfi16_to_cpu(map, val.x[0]);  in cfi_read_query16()
331 		/* No point in a 64-bit byteswap since that would just be  in cfi_read_query16()
334 		return cfi32_to_cpu(map, val.x[0]);  in cfi_read_query16()
340 int __xipram cfi_qry_present(struct map_info *map, __u32 base,
342 int __xipram cfi_qry_mode_on(uint32_t base, struct map_info *map,
344 void __xipram cfi_qry_mode_off(uint32_t base, struct map_info *map,
347 struct cfi_extquery *cfi_read_pri(struct map_info *map, uint16_t adr, uint16_t size,
379 typedef int (*varsize_frob_t)(struct map_info *map, struct flchip *chip,