1 // SPDX-License-Identifier: GPL-2.0-only
38 /* This became a 16-bit register, and EN2 has disappeared */
56 /* these are 32-bit values */
124 	pci_read_config_byte(window->pdev, BIOS_CNTL, &byte);  in esb2rom_cleanup()
125 	pci_write_config_byte(window->pdev, BIOS_CNTL,  in esb2rom_cleanup()
129 	list_for_each_entry_safe(map, scratch, &window->maps, list) {  in esb2rom_cleanup()
130 		if (map->rsrc.parent)  in esb2rom_cleanup()
131 			release_resource(&map->rsrc);  in esb2rom_cleanup()
132 		mtd_device_unregister(map->mtd);  in esb2rom_cleanup()
133 		map_destroy(map->mtd);  in esb2rom_cleanup()
134 		list_del(&map->list);  in esb2rom_cleanup()
137 	if (window->rsrc.parent)  in esb2rom_cleanup()
138 		release_resource(&window->rsrc);  in esb2rom_cleanup()
139 	if (window->virt) {  in esb2rom_cleanup()
140 		iounmap(window->virt);  in esb2rom_cleanup()
141 		window->virt = NULL;  in esb2rom_cleanup()
142 		window->phys = 0;  in esb2rom_cleanup()
143 		window->size = 0;  in esb2rom_cleanup()
145 	pci_dev_put(window->pdev);  in esb2rom_cleanup()
168 	window->pdev = pci_dev_get(pdev);  in esb2rom_init_one()
187 	window->phys = 0;  in esb2rom_init_one()
192 		window->phys = 0xff400000;  in esb2rom_init_one()
194 		window->phys = 0xff500000;  in esb2rom_init_one()
196 		window->phys = 0xff600000;  in esb2rom_init_one()
198 		window->phys = 0xFF700000;  in esb2rom_init_one()
200 		window->phys = 0xffc00000;  in esb2rom_init_one()
202 		window->phys = 0xffc80000;  in esb2rom_init_one()
204 		window->phys = 0xffd00000;  in esb2rom_init_one()
206 		window->phys = 0xffd80000;  in esb2rom_init_one()
208 		window->phys = 0xffe00000;  in esb2rom_init_one()
210 		window->phys = 0xffe80000;  in esb2rom_init_one()
212 		window->phys = 0xfff00000;  in esb2rom_init_one()
214 		window->phys = 0xfff80000;  in esb2rom_init_one()
216 	if (window->phys == 0) {  in esb2rom_init_one()
222 	window->phys -= 0x400000UL;  in esb2rom_init_one()
223 	window->size = (0xffffffffUL - window->phys) + 1UL;  in esb2rom_init_one()
240 	window->rsrc.name = MOD_NAME;  in esb2rom_init_one()
241 	window->rsrc.start = window->phys;  in esb2rom_init_one()
242 	window->rsrc.end   = window->phys + window->size - 1;  in esb2rom_init_one()
243 	window->rsrc.flags = IORESOURCE_MEM | IORESOURCE_BUSY;  in esb2rom_init_one()
244 	if (request_resource(&iomem_resource, &window->rsrc)) {  in esb2rom_init_one()
245 		window->rsrc.parent = NULL;  in esb2rom_init_one()
247 		       "%s(): Unable to register resource %pR - kernel bug?\n",  in esb2rom_init_one()
248 			__func__, &window->rsrc);  in esb2rom_init_one()
252 	window->virt = ioremap(window->phys, window->size);  in esb2rom_init_one()
253 	if (!window->virt) {  in esb2rom_init_one()
255 			window->phys, window->size);  in esb2rom_init_one()
260 	map_top = window->phys;  in esb2rom_init_one()
261 	if ((window->phys & 0x3fffff) != 0) {  in esb2rom_init_one()
263 		map_top = window->phys + 0x400000;  in esb2rom_init_one()
275 	while ((map_top - 1) < 0xffffffffUL) {  in esb2rom_init_one()
287 		INIT_LIST_HEAD(&map->list);  in esb2rom_init_one()
288 		map->map.name = map->map_name;  in esb2rom_init_one()
289 		map->map.phys = map_top;  in esb2rom_init_one()
290 		offset = map_top - window->phys;  in esb2rom_init_one()
291 		map->map.virt = (void __iomem *)  in esb2rom_init_one()
292 			(((unsigned long)(window->virt)) + offset);  in esb2rom_init_one()
293 		map->map.size = 0xffffffffUL - map_top + 1UL;  in esb2rom_init_one()
295 		sprintf(map->map_name, "%s @%08Lx",  in esb2rom_init_one()
296 			MOD_NAME, (unsigned long long)map->map.phys);  in esb2rom_init_one()
298 		/* Firmware hubs only use vpp when being programmed  in esb2rom_init_one()
299 		 * in a factory setting.  So in-place programming  in esb2rom_init_one()
302 		for(map->map.bankwidth = 32; map->map.bankwidth;  in esb2rom_init_one()
303 			map->map.bankwidth >>= 1) {  in esb2rom_init_one()
306 			if (!map_bankwidth_supported(map->map.bankwidth))  in esb2rom_init_one()
310 			simple_map_init(&map->map);  in esb2rom_init_one()
315 				map->mtd = do_map_probe(*probe_type, &map->map);  in esb2rom_init_one()
316 				if (map->mtd)  in esb2rom_init_one()
324 		if (map->mtd->size > map->map.size) {  in esb2rom_init_one()
327 				(unsigned long long)map->mtd->size, map->map.size);  in esb2rom_init_one()
328 			map->mtd->size = map->map.size;  in esb2rom_init_one()
330 		if (window->rsrc.parent) {  in esb2rom_init_one()
336 			map->rsrc.name  = map->map_name;  in esb2rom_init_one()
337 			map->rsrc.start = map->map.phys;  in esb2rom_init_one()
338 			map->rsrc.end   = map->map.phys + map->mtd->size - 1;  in esb2rom_init_one()
339 			map->rsrc.flags = IORESOURCE_MEM | IORESOURCE_BUSY;  in esb2rom_init_one()
340 			if (request_resource(&window->rsrc, &map->rsrc)) {  in esb2rom_init_one()
343 				map->rsrc.parent = NULL;  in esb2rom_init_one()
348 		map->map.virt = window->virt;  in esb2rom_init_one()
349 		map->map.phys = window->phys;  in esb2rom_init_one()
350 		cfi = map->map.fldrv_priv;  in esb2rom_init_one()
351 		for(i = 0; i < cfi->numchips; i++)  in esb2rom_init_one()
352 			cfi->chips[i].start += offset;  in esb2rom_init_one()
355 		map->mtd->owner = THIS_MODULE;  in esb2rom_init_one()
356 		if (mtd_device_register(map->mtd, NULL, 0)) {  in esb2rom_init_one()
357 			map_destroy(map->mtd);  in esb2rom_init_one()
358 			map->mtd = NULL;  in esb2rom_init_one()
363 		map_top += map->mtd->size;  in esb2rom_init_one()
366 		list_add(&map->list, &window->maps);  in esb2rom_init_one()
375 	if (list_empty(&window->maps)) {  in esb2rom_init_one()
377 		return -ENODEV;  in esb2rom_init_one()
422 	for (id = esb2rom_pci_tbl; id->vendor; id++) {  in init_esb2rom()
423 		printk(KERN_DEBUG "device id = %x\n", id->device);  in init_esb2rom()
424 		pdev = pci_get_device(id->vendor, id->device, NULL);  in init_esb2rom()
426 			printk(KERN_DEBUG "matched device = %x\n", id->device);  in init_esb2rom()
431 		printk(KERN_DEBUG "matched device id %x\n", id->device);  in init_esb2rom()
437 	return -ENXIO;  in init_esb2rom()