568 static int flash_status_check(flash_info_t *info, flash_sect_t sector,  in flash_status_check()  argument
587 	while (flash_is_busy(info, sector)) {  in flash_status_check()
590 			       prompt, info->start[sector],  in flash_status_check()
591 			       flash_read_long(info, sector, 0));  in flash_status_check()
592 			flash_write_cmd(info, sector, 0, info->cmd_reset);  in flash_status_check()
607 static int flash_full_status_check(flash_info_t *info, flash_sect_t sector,  in flash_full_status_check()  argument
612 	retcode = flash_status_check(info, sector, tout, prompt);  in flash_full_status_check()
618 		    !flash_isset(info, sector, 0, FLASH_STATUS_DONE)) {  in flash_full_status_check()
621 			       info->start[sector]);  in flash_full_status_check()
622 			if (flash_isset(info, sector, 0, FLASH_STATUS_ECLBS |  in flash_full_status_check()
625 			} else if (flash_isset(info, sector, 0,  in flash_full_status_check()
629 			} else if (flash_isset(info, sector, 0,  in flash_full_status_check()
633 			if (flash_isset(info, sector, 0, FLASH_STATUS_DPS)) {  in flash_full_status_check()
637 			if (flash_isset(info, sector, 0, FLASH_STATUS_VPENS))  in flash_full_status_check()
640 		flash_write_cmd(info, sector, 0, info->cmd_reset);  in flash_full_status_check()
756  * Loop through the sector table starting from the previously found sector.
761 	static flash_sect_t saved_sector; /* previously found sector */  in find_sector()
763 	flash_sect_t sector = saved_sector;  in find_sector()  local
765 	if (info != saved_info || sector >= info->sector_count)  in find_sector()
766 		sector = 0;  in find_sector()
768 	while ((sector < info->sector_count - 1) &&  in find_sector()
769 	       (info->start[sector] < addr))  in find_sector()
770 		sector++;  in find_sector()
771 	while ((info->start[sector] > addr) && (sector > 0))  in find_sector()
773 		 * also decrements the sector in case of an overshot  in find_sector()
776 		sector--;  in find_sector()
778 	saved_sector = sector;  in find_sector()
780 	return sector;  in find_sector()
875 	flash_sect_t sector;  in flash_write_cfibuffer()  local
936 	sector = find_sector(info, dest);  in flash_write_cfibuffer()
945 		flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);  in flash_write_cfibuffer()
946 		flash_write_cmd(info, sector, 0, FLASH_CMD_READ_STATUS);  in flash_write_cfibuffer()
947 		flash_write_cmd(info, sector, 0, write_cmd);  in flash_write_cfibuffer()
948 		retcode = flash_status_check(info, sector,  in flash_write_cfibuffer()
956 			flash_write_cmd(info, sector, 0, cnt - 1);  in flash_write_cfibuffer()
980 			flash_write_cmd(info, sector, 0,  in flash_write_cfibuffer()
983 				info, sector, info->buffer_write_tout,  in flash_write_cfibuffer()
991 		flash_unlock_seq(info, sector);  in flash_write_cfibuffer()
994 		offset = ((unsigned long)dst - info->start[sector]) >> shift;  in flash_write_cfibuffer()
996 		flash_write_cmd(info, sector, offset, AMD_CMD_WRITE_TO_BUFFER);  in flash_write_cfibuffer()
998 		flash_write_cmd(info, sector, offset, cnt - 1);  in flash_write_cfibuffer()
1030 		flash_write_cmd(info, sector, 0, AMD_CMD_WRITE_BUFFER_CONFIRM);  in flash_write_cfibuffer()
1037 			retcode = flash_full_status_check(info, sector,  in flash_write_cfibuffer()
1096 			 * Check if whole sector is erased  in flash_erase()
1189 	 * Check if whole sector is erased  in sector_erased()
1258 		printf("\n  Advanced Sector Protection (PPB) enabled");  in flash_print_info()
1267 	puts("\n  Sector Start Addresses:");  in flash_print_info()
1445 static int cfi_protect_bugfix(flash_info_t *info, long sector, int prot)  in cfi_protect_bugfix()  argument
1453 		flash_write_cmd(info, sector, 0, FLASH_CMD_READ_ID);  in cfi_protect_bugfix()
1454 		if (!flash_isequal(info, sector, FLASH_OFFSET_PROTECT,  in cfi_protect_bugfix()
1468 			flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT);  in cfi_protect_bugfix()
1469 			flash_write_cmd(info, sector, 0, cmd);  in cfi_protect_bugfix()
1479 int flash_real_protect(flash_info_t *info, long sector, int prot)  in flash_real_protect()  argument
1487 		if (!cfi_protect_bugfix(info, sector, prot)) {  in flash_real_protect()
1488 			flash_write_cmd(info, sector, 0,  in flash_real_protect()
1490 			flash_write_cmd(info, sector, 0,  in flash_real_protect()
1493 				flash_write_cmd(info, sector, 0,  in flash_real_protect()
1496 				flash_write_cmd(info, sector, 0,  in flash_real_protect()
1510 				flash_write_cmd(info, sector, 0,  in flash_real_protect()
1517 					flash_write_cmd(info, sector,  in flash_real_protect()
1528 			lock_flag = flash_isset(info, sector, 0, 0x01);  in flash_real_protect()
1531 					flash_write_cmd(info, sector, 0,  in flash_real_protect()
1533 					flash_write_cmd(info, sector, 0,  in flash_real_protect()
1536 				debug("sector %ld %slocked\n", sector,  in flash_real_protect()
1540 					debug("unlock %ld\n", sector);  in flash_real_protect()
1546 				debug("sector %ld %sunlocked\n", sector,  in flash_real_protect()
1552 			if (flash_status_check(info, sector,  in flash_real_protect()
1565 		flash_write_cmd(info, sector, 0, FLASH_CMD_CLEAR_STATUS);  in flash_real_protect()
1566 		flash_write_cmd(info, sector, 0, FLASH_CMD_PROTECT);  in flash_real_protect()
1568 			flash_write_cmd(info, sector, 0,  in flash_real_protect()
1571 			flash_write_cmd(info, sector, 0,  in flash_real_protect()
1580 	flash_write_cmd(info, sector, 0, FLASH_CMD_READ_STATUS);  in flash_real_protect()
1581 	retcode = flash_full_status_check(info, sector, info->erase_blk_tout,  in flash_real_protect()
1584 		info->protect[sector] = prot;  in flash_real_protect()
1765 		/* read sector protect/unprotect scheme (at 0x49) */  in cmdset_amd_init()
2031 	 * erase two different sector sizes for the same memory.  in flash_fixup_sst()
2032 	 * 64KB sector (SST call it block)  needs 0x30 to be erased.  in flash_fixup_sst()
2033 	 * 4KB  sector (SST call it sector) needs 0x50 to be erased.  in flash_fixup_sst()
2035 	 * a sector granularity of 4KB, and it is here set.  in flash_fixup_sst()
2039 		/* set sector granularity to 4KB */  in flash_fixup_sst()
2073 	phys_addr_t sector;  in flash_get_size()  local
2175 		sector = base;  in flash_get_size()
2194 				if (sector - base >= info->size)  in flash_get_size()
2201 					(ulong)map_physmem(sector,  in flash_get_size()
2204 				sector += (erase_region_size * size_ratio);  in flash_get_size()
2236 					/* Read protection (PPB) from sector */  in flash_get_size()
2425 				 * unlock only one sector. This will  in flash_init()