Lines Matching +full:0 +full:xc100
22 #define ATA_DMA_BOUNDARY 0xffffUL
23 #define ATA_DMA_MASK 0xffffffffULL
38 ATA_ID_CONFIG = 0,
104 ATA_PIO0 = (1 << 0),
114 ATA_SWDMA0 = (1 << 0),
120 ATA_MWDMA0 = (1 << 0),
129 ATA_UDMA0 = (1 << 0),
150 ATA_DMA_CMD = 0,
152 ATA_DMA_START = (1 << 0),
155 ATA_DMA_ACTIVE = (1 << 0),
171 ATA_ERR = (1 << 0), /* have an error */
180 ATA_TRK0NF = (1 << 1), /* track 0 not found */
181 ATA_AMNF = (1 << 0), /* address mark not found */
182 ATAPI_LFS = 0xF0, /* last failed sense */
186 ATAPI_COD = (1 << 0),
189 ATA_REG_DATA = 0x00,
190 ATA_REG_ERR = 0x01,
191 ATA_REG_NSECT = 0x02,
192 ATA_REG_LBAL = 0x03,
193 ATA_REG_LBAM = 0x04,
194 ATA_REG_LBAH = 0x05,
195 ATA_REG_DEVICE = 0x06,
196 ATA_REG_STATUS = 0x07,
206 ATA_CMD_DEV_RESET = 0x08, /* ATAPI device reset */
207 ATA_CMD_CHK_POWER = 0xE5, /* check power mode */
208 ATA_CMD_STANDBY = 0xE2, /* place in standby power mode */
209 ATA_CMD_IDLE = 0xE3, /* place in idle power mode */
210 ATA_CMD_EDD = 0x90, /* execute device diagnostic */
211 ATA_CMD_DOWNLOAD_MICRO = 0x92,
212 ATA_CMD_DOWNLOAD_MICRO_DMA = 0x93,
213 ATA_CMD_NOP = 0x00,
214 ATA_CMD_FLUSH = 0xE7,
215 ATA_CMD_FLUSH_EXT = 0xEA,
216 ATA_CMD_ID_ATA = 0xEC,
217 ATA_CMD_ID_ATAPI = 0xA1,
218 ATA_CMD_SERVICE = 0xA2,
219 ATA_CMD_READ = 0xC8,
220 ATA_CMD_READ_EXT = 0x25,
221 ATA_CMD_READ_QUEUED = 0x26,
222 ATA_CMD_READ_STREAM_EXT = 0x2B,
223 ATA_CMD_READ_STREAM_DMA_EXT = 0x2A,
224 ATA_CMD_WRITE = 0xCA,
225 ATA_CMD_WRITE_EXT = 0x35,
226 ATA_CMD_WRITE_QUEUED = 0x36,
227 ATA_CMD_WRITE_STREAM_EXT = 0x3B,
228 ATA_CMD_WRITE_STREAM_DMA_EXT = 0x3A,
229 ATA_CMD_WRITE_FUA_EXT = 0x3D,
230 ATA_CMD_WRITE_QUEUED_FUA_EXT = 0x3E,
231 ATA_CMD_FPDMA_READ = 0x60,
232 ATA_CMD_FPDMA_WRITE = 0x61,
233 ATA_CMD_NCQ_NON_DATA = 0x63,
234 ATA_CMD_FPDMA_SEND = 0x64,
235 ATA_CMD_FPDMA_RECV = 0x65,
236 ATA_CMD_PIO_READ = 0x20,
237 ATA_CMD_PIO_READ_EXT = 0x24,
238 ATA_CMD_PIO_WRITE = 0x30,
239 ATA_CMD_PIO_WRITE_EXT = 0x34,
240 ATA_CMD_READ_MULTI = 0xC4,
241 ATA_CMD_READ_MULTI_EXT = 0x29,
242 ATA_CMD_WRITE_MULTI = 0xC5,
243 ATA_CMD_WRITE_MULTI_EXT = 0x39,
244 ATA_CMD_WRITE_MULTI_FUA_EXT = 0xCE,
245 ATA_CMD_SET_FEATURES = 0xEF,
246 ATA_CMD_SET_MULTI = 0xC6,
247 ATA_CMD_PACKET = 0xA0,
248 ATA_CMD_VERIFY = 0x40,
249 ATA_CMD_VERIFY_EXT = 0x42,
250 ATA_CMD_WRITE_UNCORR_EXT = 0x45,
251 ATA_CMD_STANDBYNOW1 = 0xE0,
252 ATA_CMD_IDLEIMMEDIATE = 0xE1,
253 ATA_CMD_SLEEP = 0xE6,
254 ATA_CMD_INIT_DEV_PARAMS = 0x91,
255 ATA_CMD_READ_NATIVE_MAX = 0xF8,
256 ATA_CMD_READ_NATIVE_MAX_EXT = 0x27,
257 ATA_CMD_SET_MAX = 0xF9,
258 ATA_CMD_SET_MAX_EXT = 0x37,
259 ATA_CMD_READ_LOG_EXT = 0x2F,
260 ATA_CMD_WRITE_LOG_EXT = 0x3F,
261 ATA_CMD_READ_LOG_DMA_EXT = 0x47,
262 ATA_CMD_WRITE_LOG_DMA_EXT = 0x57,
263 ATA_CMD_TRUSTED_NONDATA = 0x5B,
264 ATA_CMD_TRUSTED_RCV = 0x5C,
265 ATA_CMD_TRUSTED_RCV_DMA = 0x5D,
266 ATA_CMD_TRUSTED_SND = 0x5E,
267 ATA_CMD_TRUSTED_SND_DMA = 0x5F,
268 ATA_CMD_PMP_READ = 0xE4,
269 ATA_CMD_PMP_READ_DMA = 0xE9,
270 ATA_CMD_PMP_WRITE = 0xE8,
271 ATA_CMD_PMP_WRITE_DMA = 0xEB,
272 ATA_CMD_CONF_OVERLAY = 0xB1,
273 ATA_CMD_SEC_SET_PASS = 0xF1,
274 ATA_CMD_SEC_UNLOCK = 0xF2,
275 ATA_CMD_SEC_ERASE_PREP = 0xF3,
276 ATA_CMD_SEC_ERASE_UNIT = 0xF4,
277 ATA_CMD_SEC_FREEZE_LOCK = 0xF5,
278 ATA_CMD_SEC_DISABLE_PASS = 0xF6,
279 ATA_CMD_CONFIG_STREAM = 0x51,
280 ATA_CMD_SMART = 0xB0,
281 ATA_CMD_MEDIA_LOCK = 0xDE,
282 ATA_CMD_MEDIA_UNLOCK = 0xDF,
283 ATA_CMD_DSM = 0x06,
284 ATA_CMD_CHK_MED_CRD_TYP = 0xD1,
285 ATA_CMD_CFA_REQ_EXT_ERR = 0x03,
286 ATA_CMD_CFA_WRITE_NE = 0x38,
287 ATA_CMD_CFA_TRANS_SECT = 0x87,
288 ATA_CMD_CFA_ERASE = 0xC0,
289 ATA_CMD_CFA_WRITE_MULT_NE = 0xCD,
290 ATA_CMD_REQ_SENSE_DATA = 0x0B,
291 ATA_CMD_SANITIZE_DEVICE = 0xB4,
292 ATA_CMD_ZAC_MGMT_IN = 0x4A,
293 ATA_CMD_ZAC_MGMT_OUT = 0x9F,
296 ATA_CMD_RESTORE = 0x10,
299 ATA_SUBCMD_FPDMA_RECV_RD_LOG_DMA_EXT = 0x01,
300 ATA_SUBCMD_FPDMA_RECV_ZAC_MGMT_IN = 0x02,
303 ATA_SUBCMD_FPDMA_SEND_DSM = 0x00,
304 ATA_SUBCMD_FPDMA_SEND_WR_LOG_DMA_EXT = 0x02,
307 ATA_SUBCMD_NCQ_NON_DATA_ABORT_QUEUE = 0x00,
308 ATA_SUBCMD_NCQ_NON_DATA_SET_FEATURES = 0x05,
309 ATA_SUBCMD_NCQ_NON_DATA_ZERO_EXT = 0x06,
310 ATA_SUBCMD_NCQ_NON_DATA_ZAC_MGMT_OUT = 0x07,
313 ATA_SUBCMD_ZAC_MGMT_IN_REPORT_ZONES = 0x00,
316 ATA_SUBCMD_ZAC_MGMT_OUT_CLOSE_ZONE = 0x01,
317 ATA_SUBCMD_ZAC_MGMT_OUT_FINISH_ZONE = 0x02,
318 ATA_SUBCMD_ZAC_MGMT_OUT_OPEN_ZONE = 0x03,
319 ATA_SUBCMD_ZAC_MGMT_OUT_RESET_WRITE_POINTER = 0x04,
322 ATA_LOG_DIRECTORY = 0x0,
323 ATA_LOG_SATA_NCQ = 0x10,
324 ATA_LOG_NCQ_NON_DATA = 0x12,
325 ATA_LOG_NCQ_SEND_RECV = 0x13,
326 ATA_LOG_IDENTIFY_DEVICE = 0x30,
329 ATA_LOG_SECURITY = 0x06,
330 ATA_LOG_SATA_SETTINGS = 0x08,
331 ATA_LOG_ZONED_INFORMATION = 0x09,
334 ATA_LOG_DEVSLP_OFFSET = 0x30,
335 ATA_LOG_DEVSLP_SIZE = 0x08,
336 ATA_LOG_DEVSLP_MDAT = 0x00,
337 ATA_LOG_DEVSLP_MDAT_MASK = 0x1F,
338 ATA_LOG_DEVSLP_DETO = 0x01,
339 ATA_LOG_DEVSLP_VALID = 0x07,
340 ATA_LOG_DEVSLP_VALID_MASK = 0x80,
341 ATA_LOG_NCQ_PRIO_OFFSET = 0x09,
344 ATA_LOG_NCQ_SEND_RECV_SUBCMDS_OFFSET = 0x00,
345 ATA_LOG_NCQ_SEND_RECV_SUBCMDS_DSM = (1 << 0),
346 ATA_LOG_NCQ_SEND_RECV_DSM_OFFSET = 0x04,
347 ATA_LOG_NCQ_SEND_RECV_DSM_TRIM = (1 << 0),
348 ATA_LOG_NCQ_SEND_RECV_RD_LOG_OFFSET = 0x08,
349 ATA_LOG_NCQ_SEND_RECV_RD_LOG_SUPPORTED = (1 << 0),
350 ATA_LOG_NCQ_SEND_RECV_WR_LOG_OFFSET = 0x0C,
351 ATA_LOG_NCQ_SEND_RECV_WR_LOG_SUPPORTED = (1 << 0),
352 ATA_LOG_NCQ_SEND_RECV_ZAC_MGMT_OFFSET = 0x10,
353 ATA_LOG_NCQ_SEND_RECV_ZAC_MGMT_OUT_SUPPORTED = (1 << 0),
355 ATA_LOG_NCQ_SEND_RECV_SIZE = 0x14,
358 ATA_LOG_NCQ_NON_DATA_SUBCMDS_OFFSET = 0x00,
359 ATA_LOG_NCQ_NON_DATA_ABORT_OFFSET = 0x00,
360 ATA_LOG_NCQ_NON_DATA_ABORT_NCQ = (1 << 0),
365 ATA_LOG_NCQ_NON_DATA_ZAC_MGMT_OFFSET = 0x1C,
366 ATA_LOG_NCQ_NON_DATA_ZAC_MGMT_OUT = (1 << 0),
367 ATA_LOG_NCQ_NON_DATA_SIZE = 0x40,
370 ATA_CMD_READ_LONG = 0x22,
371 ATA_CMD_READ_LONG_ONCE = 0x23,
372 ATA_CMD_WRITE_LONG = 0x32,
373 ATA_CMD_WRITE_LONG_ONCE = 0x33,
376 SETFEATURES_XFER = 0x03,
377 XFER_UDMA_7 = 0x47,
378 XFER_UDMA_6 = 0x46,
379 XFER_UDMA_5 = 0x45,
380 XFER_UDMA_4 = 0x44,
381 XFER_UDMA_3 = 0x43,
382 XFER_UDMA_2 = 0x42,
383 XFER_UDMA_1 = 0x41,
384 XFER_UDMA_0 = 0x40,
385 XFER_MW_DMA_4 = 0x24, /* CFA only */
386 XFER_MW_DMA_3 = 0x23, /* CFA only */
387 XFER_MW_DMA_2 = 0x22,
388 XFER_MW_DMA_1 = 0x21,
389 XFER_MW_DMA_0 = 0x20,
390 XFER_SW_DMA_2 = 0x12,
391 XFER_SW_DMA_1 = 0x11,
392 XFER_SW_DMA_0 = 0x10,
393 XFER_PIO_6 = 0x0E, /* CFA only */
394 XFER_PIO_5 = 0x0D, /* CFA only */
395 XFER_PIO_4 = 0x0C,
396 XFER_PIO_3 = 0x0B,
397 XFER_PIO_2 = 0x0A,
398 XFER_PIO_1 = 0x09,
399 XFER_PIO_0 = 0x08,
400 XFER_PIO_SLOW = 0x00,
402 SETFEATURES_WC_ON = 0x02, /* Enable write cache */
403 SETFEATURES_WC_OFF = 0x82, /* Disable write cache */
405 SETFEATURES_RA_ON = 0xaa, /* Enable read look-ahead */
406 SETFEATURES_RA_OFF = 0x55, /* Disable read look-ahead */
409 SETFEATURES_AAM_ON = 0x42,
410 SETFEATURES_AAM_OFF = 0xC2,
412 SETFEATURES_SPINUP = 0x07, /* Spin-up drive */
415 SETFEATURES_SATA_ENABLE = 0x10, /* Enable use of SATA feature */
416 SETFEATURES_SATA_DISABLE = 0x90, /* Disable use of SATA feature */
419 SATA_FPDMA_OFFSET = 0x01, /* FPDMA non-zero buffer offsets */
420 SATA_FPDMA_AA = 0x02, /* FPDMA Setup FIS Auto-Activate */
421 SATA_DIPM = 0x03, /* Device Initiated Power Management */
422 SATA_FPDMA_IN_ORDER = 0x04, /* FPDMA in-order data delivery */
423 SATA_AN = 0x05, /* Asynchronous Notification */
424 SATA_SSP = 0x06, /* Software Settings Preservation */
425 SATA_DEVSLP = 0x09, /* Device Sleep */
427 SETFEATURE_SENSE_DATA = 0xC3, /* Sense Data Reporting feature */
430 ATA_SET_MAX_ADDR = 0x00,
431 ATA_SET_MAX_PASSWD = 0x01,
432 ATA_SET_MAX_LOCK = 0x02,
433 ATA_SET_MAX_UNLOCK = 0x03,
434 ATA_SET_MAX_FREEZE_LOCK = 0x04,
435 ATA_SET_MAX_PASSWD_DMA = 0x05,
436 ATA_SET_MAX_UNLOCK_DMA = 0x06,
439 ATA_DCO_RESTORE = 0xC0,
440 ATA_DCO_FREEZE_LOCK = 0xC1,
441 ATA_DCO_IDENTIFY = 0xC2,
442 ATA_DCO_SET = 0xC3,
445 ATA_SMART_ENABLE = 0xD8,
446 ATA_SMART_READ_VALUES = 0xD0,
447 ATA_SMART_READ_THRESHOLDS = 0xD1,
450 ATA_DSM_TRIM = 0x01,
453 ATA_SMART_LBAM_PASS = 0x4F,
454 ATA_SMART_LBAH_PASS = 0xC2,
457 ATAPI_PKT_DMA = (1 << 0),
459 0=to device, 1=to host */
467 SATA_PMP_GSCR_PROD_ID = 0,
475 SATA_PMP_PSCR_STATUS = 0,
479 SATA_PMP_FEAT_BIST = (1 << 0),
485 ATA_CBL_NONE = 0,
494 SCR_STATUS = 0,
501 SERR_DATA_RECOVERED = (1 << 0), /* recovered data error */
522 ATA_PROT_FLAG_PIO = (1 << 0), /* is PIO */
529 ATA_PROT_NODATA = 0,
540 ATA_IOC_GET_IO32 = 0x309, /* HDIO_GET_32BIT */
541 ATA_IOC_SET_IO32 = 0x324, /* HDIO_SET_32BIT */
554 #define ata_id_is_ata(id) (((id)[ATA_ID_CONFIG] & (1 << 15)) == 0)
558 #define ata_id_queue_depth(id) (((id)[ATA_ID_QUEUE_DEPTH] & 0x1f) + 1)
561 ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
562 ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
565 ((((id)[ATA_ID_SATA_CAPABILITY] != 0x0000) && \
566 ((id)[ATA_ID_SATA_CAPABILITY] != 0xffff)) && \
576 ((u64) (id)[(n) + 0]) )
578 #define ata_id_cdb_intr(id) (((id)[ATA_ID_CONFIG] & 0x60) == 0x20)
588 if (val == 0 || val == 0xffff) in ata_id_has_hipm()
598 if (val == 0 || val == 0xffff) in ata_id_has_dipm()
607 if ((id[ATA_ID_CFSSE] & 0xC000) != 0x4000) in ata_id_has_fua()
614 if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) in ata_id_has_flush()
621 if (ata_id_has_flush(id) == 0) in ata_id_flush_enabled()
623 if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) in ata_id_flush_enabled()
630 if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) in ata_id_has_flush_ext()
637 if (ata_id_has_flush_ext(id) == 0) in ata_id_flush_ext_enabled()
639 if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) in ata_id_flush_ext_enabled()
645 return (id[ATA_ID_CFS_ENABLE_2] & 0x2400) == 0x2400; in ata_id_flush_ext_enabled()
652 * 0xd000 ignores bit 13 (logical:physical > 1) in ata_id_logical_sector_size()
654 if ((id[ATA_ID_SECTOR_SIZE] & 0xd000) == 0x5000) in ata_id_logical_sector_size()
664 * 0xe000 ignores bit 12 (logical sector > 512 bytes) in ata_id_log2_per_physical_sector()
666 if ((id[ATA_ID_SECTOR_SIZE] & 0xe000) == 0x6000) in ata_id_log2_per_physical_sector()
667 return (id[ATA_ID_SECTOR_SIZE] & 0xf); in ata_id_log2_per_physical_sector()
668 return 0; in ata_id_log2_per_physical_sector()
674 * (aka 512 byte emulation), vendors might offset the "sector 0" address
685 if ((log2_per_phys > 1) && (word_209 & 0xc000) == 0x4000) { in ata_id_logical_sector_offset()
686 u16 first = word_209 & 0x3fff; in ata_id_logical_sector_offset()
687 if (first > 0) in ata_id_logical_sector_offset()
690 return 0; in ata_id_logical_sector_offset()
695 if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) in ata_id_has_lba48()
704 if (ata_id_has_lba48(id) == 0) in ata_id_lba48_enabled()
706 if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) in ata_id_lba48_enabled()
714 if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) in ata_id_hpa_enabled()
717 if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) in ata_id_hpa_enabled()
720 if ((id[ATA_ID_CFS_ENABLE_1] & (1 << 10)) == 0) in ata_id_hpa_enabled()
728 if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) in ata_id_has_wcache()
735 if ((id[ATA_ID_COMMAND_SET_2] & 0xC000) != 0x4000) in ata_id_has_pm()
742 if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) in ata_id_rahead_enabled()
749 if ((id[ATA_ID_CSF_DEFAULT] & 0xC000) != 0x4000) in ata_id_wcache_enabled()
764 if ((id[ATA_ID_COMMAND_SET_3] & 0xC008) == 0x4008 || in ata_id_has_read_log_dma_ext()
765 (id[ATA_ID_COMMAND_SET_4] & 0xC008) == 0x4008) in ata_id_has_read_log_dma_ext()
795 * 0 - SCT Command Transport supported
819 return id[ATA_ID_SCT_CMD_XPORT] & (1 << 0) ? true : false; in ata_id_sct_supported()
839 if (id[ATA_ID_MAJOR_VER] == 0xFFFF) in ata_id_major_version()
840 return 0; in ata_id_major_version()
851 * See if word 93 is 0 AND drive is at least ATA-5 compatible in ata_id_is_sata()
854 * 0x0000 and 0xffff along with the earlier ATA revisions... in ata_id_is_sata()
856 if (id[ATA_ID_HW_CONFIG] == 0 && (short)id[ATA_ID_MAJOR_VER] >= 0x0020) in ata_id_is_sata()
866 if ((id[48] & 0xC000) != 0x4000) in ata_id_has_tpm()
868 return id[48] & (1 << 0); in ata_id_has_tpm()
876 return id[ATA_ID_DWORD_IO] & (1 << 0); in ata_id_has_dword_io()
883 return id[ATA_ID_TRUSTED] & (1 << 0); in ata_id_has_trusted()
889 (id[ATA_ID_CFSSE] & 0xC000) == 0x4000 && in ata_id_has_unload()
897 return (id[ATA_ID_CSF_DEFAULT] & 0xC100) == 0x4100; in ata_id_has_wwn()
904 if (ata_id_major_version(id) < 7 || val == 0 || val == 0xffff) in ata_id_form_factor()
905 return 0; in ata_id_form_factor()
907 val &= 0xf; in ata_id_form_factor()
910 return 0; in ata_id_form_factor()
919 if (ata_id_major_version(id) < 7 || val == 0 || val == 0xffff) in ata_id_rotation_rate()
920 return 0; in ata_id_rotation_rate()
922 if (val > 1 && val < 0x401) in ata_id_rotation_rate()
923 return 0; in ata_id_rotation_rate()
955 (id[ATA_ID_ADDITIONAL_SUPP] & 0x4020) == 0x4020) in ata_id_has_zero_after_trim()
975 if ((id[ATA_ID_CONFIG] == 0x848A) || /* Traditional CF */ in ata_id_is_cfa()
976 (id[ATA_ID_CONFIG] == 0x844A)) /* Delkin Devices CF */ in ata_id_is_cfa()
979 * CF specs don't require specific value in the word 0 anymore and yet in ata_id_is_cfa()
986 return (id[ATA_ID_COMMAND_SET_2] & 0xC004) == 0x4004; in ata_id_is_cfa()
991 return id[ATA_ID_ROT_SPEED] == 0x01; in ata_id_is_ssd()
996 return (id[ATA_ID_ADDITIONAL_SUPP] & 0x3); in ata_id_zoned_cap()
1015 if ((dev_id[ATA_ID_HW_CONFIG] & 0xE000) == 0x6000) in ata_drive_40wire()
1022 if ((dev_id[ATA_ID_HW_CONFIG] & 0x2000) == 0x2000) in ata_drive_40wire_relaxed()
1029 u16 tmp = dev_id[ATA_ID_CONFIG] & 0x3; in atapi_cdb_len()
1031 case 0: return 12; in atapi_cdb_len()
1039 return (dev_id[ATA_ID_CONFIG] >> 8) & 0x1f; in atapi_command_packet_set()
1044 return ata_id_major_version(dev_id) >= 7 && (dev_id[62] & 0x8000); in atapi_id_dmadir()
1051 * Returns 1 if LBA capacity looks sensible, 0 otherwise.
1060 if (id[ATA_ID_CYLS] == 0) in ata_id_is_lba_capacity_ok()
1085 head = (lba_sects >> 16) & 0xffff; in ata_id_is_lba_capacity_ok()
1086 tail = lba_sects & 0xffff; in ata_id_is_lba_capacity_ok()
1125 /* check the ending block number: must be LESS THAN 0x0fffffff */ in lba_28_ok()
1135 #define sata_pmp_gscr_vendor(gscr) ((gscr)[SATA_PMP_GSCR_PROD_ID] & 0xffff)
1137 #define sata_pmp_gscr_rev(gscr) (((gscr)[SATA_PMP_GSCR_REV] >> 8) & 0xff)
1138 #define sata_pmp_gscr_ports(gscr) ((gscr)[SATA_PMP_GSCR_PORT_INFO] & 0xf)