57 	{ NULL,			0 },
97 #define	TSTATE_STOPPED	0
128 #define	PAGE_TO_BUFFER_TRANSFER		0x53
129 #define	PAGE_TO_BUFFER_COMPARE		0x60
130 #define	PROGRAM_THROUGH_BUFFER		0x82
131 #define	MANUFACTURER_ID			0x9f
132 #define	STATUS_REGISTER_READ		0xd7
133 #define	CONTINUOUS_ARRAY_READ		0xe8
137 #define	STATUS_PAGE2N			(1u << 0)
148  * A sectorsize2n != 0 is used to indicate that a device optionally supports
154 	{ "AT45DB011B", 0x1f220000, 0x0000, 0x0000,   512,  9,  264,  256 },
155 	{ "AT45DB021B", 0x1f230000, 0x0000, 0x0000,  1024,  9,  264,  256 },
156 	{ "AT45DB041x", 0x1f240000, 0x0000, 0x0000,  2028,  9,  264,  256 },
157 	{ "AT45DB081B", 0x1f250000, 0x0000, 0x0000,  4096,  9,  264,  256 },
158 	{ "AT45DB161x", 0x1f260000, 0x0000, 0x0000,  4096, 10,  528,  512 },
159 	{ "AT45DB321x", 0x1f270000, 0x0000, 0x0000,  8192, 10,  528,    0 },
160 	{ "AT45DB321x", 0x1f270100, 0x0000, 0x0000,  8192, 10,  528,  512 },
161 	{ "AT45DB641E", 0x1f280001, 0x0000, 0xff00, 32768,  9,  264,  256 },
162 	{ "AT45DB642x", 0x1f280000, 0x0000, 0x0000,  8192, 11, 1056, 1024 },
172 	memset(&cmd, 0, sizeof(cmd));  in at45d_get_status()
173 	memset(txBuf, 0, sizeof(txBuf));  in at45d_get_status()
174 	memset(rxBuf, 0, sizeof(rxBuf));  in at45d_get_status()
176 	txBuf[0] = STATUS_REGISTER_READ;  in at45d_get_status()
192 	memset(&cmd, 0, sizeof(cmd));  in at45d_get_mfg_info()
193 	memset(txBuf, 0, sizeof(txBuf));  in at45d_get_mfg_info()
194 	memset(rxBuf, 0, sizeof(rxBuf));  in at45d_get_mfg_info()
196 	txBuf[0] = MANUFACTURER_ID;  in at45d_get_mfg_info()
207 	return (0);  in at45d_get_mfg_info()
224 	} while (err == 0 && !(*status & STATUS_READY));  in at45d_wait_ready()
237 	if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)  in at45d_probe()
259 	return (0);  in at45d_attach()
269 	err = 0;  in at45d_detach()
275 		while (err == 0 && sc->taskstate != TSTATE_STOPPED) {  in at45d_detach()
276 			err = msleep(sc, &sc->sc_mtx, 0, "at45dt", hz * 3);  in at45d_detach()
277 			if (err != 0) {  in at45d_detach()
286 	if (err == 0 && sc->taskstate == TSTATE_STOPPED) {  in at45d_detach()
311 	jedec = 0;  in at45d_delayed_attach()
313 	if (at45d_wait_ready(sc->dev, &status) != 0) {  in at45d_delayed_attach()
317 	if (at45d_get_mfg_info(sc->dev, &mfginfo) != 0) {  in at45d_delayed_attach()
321 	for (i = 0; i < nitems(at45d_flash_devices); i++) {  in at45d_delayed_attach()
329 		device_printf(sc->dev, "JEDEC 0x%x not in list.\n", jedec);  in at45d_delayed_attach()
335 	if (ident->pagesize2n != 0 && (status & STATUS_PAGE2N)) {  in at45d_delayed_attach()
353 		    "freebsd,sectorsize", &size, sizeof(size)) > 0)  in at45d_delayed_attach()
360 	if ((sectorsize % pagesize) != 0) {  in at45d_delayed_attach()
381 	kproc_create(&at45d_task, sc, &sc->p, 0, 0, "task: at45d flash");  in at45d_delayed_attach()
393 	return (0);  in at45d_open()
400 	return (0);  in at45d_close()
414 	if (strcmp(bp->bio_attribute, "SPI::device") != 0)  in at45d_getattr()
420 	return (0);  in at45d_getattr()
451 	memset(&cmd, 0, sizeof(cmd));  in at45d_task()
452 	memset(txBuf, 0, sizeof(txBuf));  in at45d_task()
453 	memset(rxBuf, 0, sizeof(rxBuf));  in at45d_task()
464 				kproc_exit(0);  in at45d_task()
468 				msleep(sc, &sc->sc_mtx, PRIBIO, "at45dq", 0);  in at45d_task()
472 		berr = 0;  in at45d_task()
480 			txBuf[0] = CONTINUOUS_ARRAY_READ;  in at45d_task()
500 		while (resid > 0) {  in at45d_task()
514 					txBuf[0] = PAGE_TO_BUFFER_TRANSFER;  in at45d_task()
515 					txBuf[1] = ((addr >> 16) & 0xff);  in at45d_task()
516 					txBuf[2] = ((addr >> 8) & 0xff);  in at45d_task()
517 					txBuf[3] = 0;  in at45d_task()
518 					cmd.tx_data_sz = cmd.rx_data_sz = 0;  in at45d_task()
520 					if (err == 0)  in at45d_task()
523 					if (err != 0) {  in at45d_task()
528 				txBuf[0] = PROGRAM_THROUGH_BUFFER;  in at45d_task()
532 			txBuf[1] = ((addr >> 16) & 0xff);  in at45d_task()
533 			txBuf[2] = ((addr >> 8) & 0xff);  in at45d_task()
534 			txBuf[3] = (addr & 0xff);  in at45d_task()
537 			if (err == 0 && bp->bio_cmd != BIO_READ)  in at45d_task()
539 			if (err != 0) {  in at45d_task()
545 				txBuf[0] = PAGE_TO_BUFFER_COMPARE;  in at45d_task()
546 				txBuf[1] = ((addr >> 16) & 0xff);  in at45d_task()
547 				txBuf[2] = ((addr >> 8) & 0xff);  in at45d_task()
548 				txBuf[3] = 0;  in at45d_task()
549 				cmd.tx_data_sz = cmd.rx_data_sz = 0;  in at45d_task()
551 				if (err == 0)  in at45d_task()
553 				if (err != 0 || (status & STATUS_CMPFAIL)) {  in at45d_task()
555 					    "%d failed (status=0x%x)\n", page,  in at45d_task()
563 			offset = 0;  in at45d_task()
575 		if (berr != 0) {  in at45d_task()