qe.h 22 KB

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  1. /*
  2. * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
  3. *
  4. * Authors: Shlomi Gridish <gridish@freescale.com>
  5. * Li Yang <leoli@freescale.com>
  6. *
  7. * Description:
  8. * QUICC Engine (QE) external definitions and structure.
  9. *
  10. * This program is free software; you can redistribute it and/or modify it
  11. * under the terms of the GNU General Public License as published by the
  12. * Free Software Foundation; either version 2 of the License, or (at your
  13. * option) any later version.
  14. */
  15. #ifndef _ASM_POWERPC_QE_H
  16. #define _ASM_POWERPC_QE_H
  17. #ifdef __KERNEL__
  18. #include <linux/spinlock.h>
  19. #include <linux/errno.h>
  20. #include <linux/err.h>
  21. #include <asm/cpm.h>
  22. #include <asm/immap_qe.h>
  23. #define QE_NUM_OF_SNUM 28
  24. #define QE_NUM_OF_BRGS 16
  25. #define QE_NUM_OF_PORTS 1024
  26. /* Memory partitions
  27. */
  28. #define MEM_PART_SYSTEM 0
  29. #define MEM_PART_SECONDARY 1
  30. #define MEM_PART_MURAM 2
  31. /* Clocks and BRGs */
  32. enum qe_clock {
  33. QE_CLK_NONE = 0,
  34. QE_BRG1, /* Baud Rate Generator 1 */
  35. QE_BRG2, /* Baud Rate Generator 2 */
  36. QE_BRG3, /* Baud Rate Generator 3 */
  37. QE_BRG4, /* Baud Rate Generator 4 */
  38. QE_BRG5, /* Baud Rate Generator 5 */
  39. QE_BRG6, /* Baud Rate Generator 6 */
  40. QE_BRG7, /* Baud Rate Generator 7 */
  41. QE_BRG8, /* Baud Rate Generator 8 */
  42. QE_BRG9, /* Baud Rate Generator 9 */
  43. QE_BRG10, /* Baud Rate Generator 10 */
  44. QE_BRG11, /* Baud Rate Generator 11 */
  45. QE_BRG12, /* Baud Rate Generator 12 */
  46. QE_BRG13, /* Baud Rate Generator 13 */
  47. QE_BRG14, /* Baud Rate Generator 14 */
  48. QE_BRG15, /* Baud Rate Generator 15 */
  49. QE_BRG16, /* Baud Rate Generator 16 */
  50. QE_CLK1, /* Clock 1 */
  51. QE_CLK2, /* Clock 2 */
  52. QE_CLK3, /* Clock 3 */
  53. QE_CLK4, /* Clock 4 */
  54. QE_CLK5, /* Clock 5 */
  55. QE_CLK6, /* Clock 6 */
  56. QE_CLK7, /* Clock 7 */
  57. QE_CLK8, /* Clock 8 */
  58. QE_CLK9, /* Clock 9 */
  59. QE_CLK10, /* Clock 10 */
  60. QE_CLK11, /* Clock 11 */
  61. QE_CLK12, /* Clock 12 */
  62. QE_CLK13, /* Clock 13 */
  63. QE_CLK14, /* Clock 14 */
  64. QE_CLK15, /* Clock 15 */
  65. QE_CLK16, /* Clock 16 */
  66. QE_CLK17, /* Clock 17 */
  67. QE_CLK18, /* Clock 18 */
  68. QE_CLK19, /* Clock 19 */
  69. QE_CLK20, /* Clock 20 */
  70. QE_CLK21, /* Clock 21 */
  71. QE_CLK22, /* Clock 22 */
  72. QE_CLK23, /* Clock 23 */
  73. QE_CLK24, /* Clock 24 */
  74. QE_CLK_DUMMY
  75. };
  76. static inline bool qe_clock_is_brg(enum qe_clock clk)
  77. {
  78. return clk >= QE_BRG1 && clk <= QE_BRG16;
  79. }
  80. extern spinlock_t cmxgcr_lock;
  81. /* Export QE common operations */
  82. extern void __init qe_reset(void);
  83. /* QE PIO */
  84. #define QE_PIO_PINS 32
  85. struct qe_pio_regs {
  86. __be32 cpodr; /* Open drain register */
  87. __be32 cpdata; /* Data register */
  88. __be32 cpdir1; /* Direction register */
  89. __be32 cpdir2; /* Direction register */
  90. __be32 cppar1; /* Pin assignment register */
  91. __be32 cppar2; /* Pin assignment register */
  92. #ifdef CONFIG_PPC_85xx
  93. u8 pad[8];
  94. #endif
  95. };
  96. extern int par_io_init(struct device_node *np);
  97. extern int par_io_of_config(struct device_node *np);
  98. #define QE_PIO_DIR_IN 2
  99. #define QE_PIO_DIR_OUT 1
  100. extern void __par_io_config_pin(struct qe_pio_regs __iomem *par_io, u8 pin,
  101. int dir, int open_drain, int assignment,
  102. int has_irq);
  103. extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
  104. int assignment, int has_irq);
  105. extern int par_io_data_set(u8 port, u8 pin, u8 val);
  106. /*
  107. * Pin multiplexing functions.
  108. */
  109. struct qe_pin;
  110. #ifdef CONFIG_QE_GPIO
  111. extern struct qe_pin *qe_pin_request(struct device_node *np, int index);
  112. extern void qe_pin_free(struct qe_pin *qe_pin);
  113. extern void qe_pin_set_gpio(struct qe_pin *qe_pin);
  114. extern void qe_pin_set_dedicated(struct qe_pin *pin);
  115. #else
  116. static inline struct qe_pin *qe_pin_request(struct device_node *np, int index)
  117. {
  118. return ERR_PTR(-ENOSYS);
  119. }
  120. static inline void qe_pin_free(struct qe_pin *qe_pin) {}
  121. static inline void qe_pin_set_gpio(struct qe_pin *qe_pin) {}
  122. static inline void qe_pin_set_dedicated(struct qe_pin *pin) {}
  123. #endif /* CONFIG_QE_GPIO */
  124. /* QE internal API */
  125. int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
  126. enum qe_clock qe_clock_source(const char *source);
  127. unsigned int qe_get_brg_clk(void);
  128. int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier);
  129. int qe_get_snum(void);
  130. void qe_put_snum(u8 snum);
  131. /* we actually use cpm_muram implementation, define this for convenience */
  132. #define qe_muram_init cpm_muram_init
  133. #define qe_muram_alloc cpm_muram_alloc
  134. #define qe_muram_alloc_fixed cpm_muram_alloc_fixed
  135. #define qe_muram_free cpm_muram_free
  136. #define qe_muram_addr cpm_muram_addr
  137. #define qe_muram_offset cpm_muram_offset
  138. /* Structure that defines QE firmware binary files.
  139. *
  140. * See Documentation/powerpc/qe-firmware.txt for a description of these
  141. * fields.
  142. */
  143. struct qe_firmware {
  144. struct qe_header {
  145. __be32 length; /* Length of the entire structure, in bytes */
  146. u8 magic[3]; /* Set to { 'Q', 'E', 'F' } */
  147. u8 version; /* Version of this layout. First ver is '1' */
  148. } header;
  149. u8 id[62]; /* Null-terminated identifier string */
  150. u8 split; /* 0 = shared I-RAM, 1 = split I-RAM */
  151. u8 count; /* Number of microcode[] structures */
  152. struct {
  153. __be16 model; /* The SOC model */
  154. u8 major; /* The SOC revision major */
  155. u8 minor; /* The SOC revision minor */
  156. } __attribute__ ((packed)) soc;
  157. u8 padding[4]; /* Reserved, for alignment */
  158. __be64 extended_modes; /* Extended modes */
  159. __be32 vtraps[8]; /* Virtual trap addresses */
  160. u8 reserved[4]; /* Reserved, for future expansion */
  161. struct qe_microcode {
  162. u8 id[32]; /* Null-terminated identifier */
  163. __be32 traps[16]; /* Trap addresses, 0 == ignore */
  164. __be32 eccr; /* The value for the ECCR register */
  165. __be32 iram_offset; /* Offset into I-RAM for the code */
  166. __be32 count; /* Number of 32-bit words of the code */
  167. __be32 code_offset; /* Offset of the actual microcode */
  168. u8 major; /* The microcode version major */
  169. u8 minor; /* The microcode version minor */
  170. u8 revision; /* The microcode version revision */
  171. u8 padding; /* Reserved, for alignment */
  172. u8 reserved[4]; /* Reserved, for future expansion */
  173. } __attribute__ ((packed)) microcode[1];
  174. /* All microcode binaries should be located here */
  175. /* CRC32 should be located here, after the microcode binaries */
  176. } __attribute__ ((packed));
  177. struct qe_firmware_info {
  178. char id[64]; /* Firmware name */
  179. u32 vtraps[8]; /* Virtual trap addresses */
  180. u64 extended_modes; /* Extended modes */
  181. };
  182. /* Upload a firmware to the QE */
  183. int qe_upload_firmware(const struct qe_firmware *firmware);
  184. /* Obtain information on the uploaded firmware */
  185. struct qe_firmware_info *qe_get_firmware_info(void);
  186. /* QE USB */
  187. int qe_usb_clock_set(enum qe_clock clk, int rate);
  188. /* Buffer descriptors */
  189. struct qe_bd {
  190. __be16 status;
  191. __be16 length;
  192. __be32 buf;
  193. } __attribute__ ((packed));
  194. #define BD_STATUS_MASK 0xffff0000
  195. #define BD_LENGTH_MASK 0x0000ffff
  196. /* Alignment */
  197. #define QE_INTR_TABLE_ALIGN 16 /* ??? */
  198. #define QE_ALIGNMENT_OF_BD 8
  199. #define QE_ALIGNMENT_OF_PRAM 64
  200. /* RISC allocation */
  201. enum qe_risc_allocation {
  202. QE_RISC_ALLOCATION_RISC1 = 1, /* RISC 1 */
  203. QE_RISC_ALLOCATION_RISC2 = 2, /* RISC 2 */
  204. QE_RISC_ALLOCATION_RISC1_AND_RISC2 = 3 /* Dynamically choose
  205. RISC 1 or RISC 2 */
  206. };
  207. /* QE extended filtering Table Lookup Key Size */
  208. enum qe_fltr_tbl_lookup_key_size {
  209. QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
  210. = 0x3f, /* LookupKey parsed by the Generate LookupKey
  211. CMD is truncated to 8 bytes */
  212. QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
  213. = 0x5f, /* LookupKey parsed by the Generate LookupKey
  214. CMD is truncated to 16 bytes */
  215. };
  216. /* QE FLTR extended filtering Largest External Table Lookup Key Size */
  217. enum qe_fltr_largest_external_tbl_lookup_key_size {
  218. QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
  219. = 0x0,/* not used */
  220. QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
  221. = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES, /* 8 bytes */
  222. QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
  223. = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES, /* 16 bytes */
  224. };
  225. /* structure representing QE parameter RAM */
  226. struct qe_timer_tables {
  227. u16 tm_base; /* QE timer table base adr */
  228. u16 tm_ptr; /* QE timer table pointer */
  229. u16 r_tmr; /* QE timer mode register */
  230. u16 r_tmv; /* QE timer valid register */
  231. u32 tm_cmd; /* QE timer cmd register */
  232. u32 tm_cnt; /* QE timer internal cnt */
  233. } __attribute__ ((packed));
  234. #define QE_FLTR_TAD_SIZE 8
  235. /* QE extended filtering Termination Action Descriptor (TAD) */
  236. struct qe_fltr_tad {
  237. u8 serialized[QE_FLTR_TAD_SIZE];
  238. } __attribute__ ((packed));
  239. /* Communication Direction */
  240. enum comm_dir {
  241. COMM_DIR_NONE = 0,
  242. COMM_DIR_RX = 1,
  243. COMM_DIR_TX = 2,
  244. COMM_DIR_RX_AND_TX = 3
  245. };
  246. /* QE CMXUCR Registers.
  247. * There are two UCCs represented in each of the four CMXUCR registers.
  248. * These values are for the UCC in the LSBs
  249. */
  250. #define QE_CMXUCR_MII_ENET_MNG 0x00007000
  251. #define QE_CMXUCR_MII_ENET_MNG_SHIFT 12
  252. #define QE_CMXUCR_GRANT 0x00008000
  253. #define QE_CMXUCR_TSA 0x00004000
  254. #define QE_CMXUCR_BKPT 0x00000100
  255. #define QE_CMXUCR_TX_CLK_SRC_MASK 0x0000000F
  256. /* QE CMXGCR Registers.
  257. */
  258. #define QE_CMXGCR_MII_ENET_MNG 0x00007000
  259. #define QE_CMXGCR_MII_ENET_MNG_SHIFT 12
  260. #define QE_CMXGCR_USBCS 0x0000000f
  261. #define QE_CMXGCR_USBCS_CLK3 0x1
  262. #define QE_CMXGCR_USBCS_CLK5 0x2
  263. #define QE_CMXGCR_USBCS_CLK7 0x3
  264. #define QE_CMXGCR_USBCS_CLK9 0x4
  265. #define QE_CMXGCR_USBCS_CLK13 0x5
  266. #define QE_CMXGCR_USBCS_CLK17 0x6
  267. #define QE_CMXGCR_USBCS_CLK19 0x7
  268. #define QE_CMXGCR_USBCS_CLK21 0x8
  269. #define QE_CMXGCR_USBCS_BRG9 0x9
  270. #define QE_CMXGCR_USBCS_BRG10 0xa
  271. /* QE CECR Commands.
  272. */
  273. #define QE_CR_FLG 0x00010000
  274. #define QE_RESET 0x80000000
  275. #define QE_INIT_TX_RX 0x00000000
  276. #define QE_INIT_RX 0x00000001
  277. #define QE_INIT_TX 0x00000002
  278. #define QE_ENTER_HUNT_MODE 0x00000003
  279. #define QE_STOP_TX 0x00000004
  280. #define QE_GRACEFUL_STOP_TX 0x00000005
  281. #define QE_RESTART_TX 0x00000006
  282. #define QE_CLOSE_RX_BD 0x00000007
  283. #define QE_SWITCH_COMMAND 0x00000007
  284. #define QE_SET_GROUP_ADDRESS 0x00000008
  285. #define QE_START_IDMA 0x00000009
  286. #define QE_MCC_STOP_RX 0x00000009
  287. #define QE_ATM_TRANSMIT 0x0000000a
  288. #define QE_HPAC_CLEAR_ALL 0x0000000b
  289. #define QE_GRACEFUL_STOP_RX 0x0000001a
  290. #define QE_RESTART_RX 0x0000001b
  291. #define QE_HPAC_SET_PRIORITY 0x0000010b
  292. #define QE_HPAC_STOP_TX 0x0000020b
  293. #define QE_HPAC_STOP_RX 0x0000030b
  294. #define QE_HPAC_GRACEFUL_STOP_TX 0x0000040b
  295. #define QE_HPAC_GRACEFUL_STOP_RX 0x0000050b
  296. #define QE_HPAC_START_TX 0x0000060b
  297. #define QE_HPAC_START_RX 0x0000070b
  298. #define QE_USB_STOP_TX 0x0000000a
  299. #define QE_USB_RESTART_TX 0x0000000c
  300. #define QE_QMC_STOP_TX 0x0000000c
  301. #define QE_QMC_STOP_RX 0x0000000d
  302. #define QE_SS7_SU_FIL_RESET 0x0000000e
  303. /* jonathbr added from here down for 83xx */
  304. #define QE_RESET_BCS 0x0000000a
  305. #define QE_MCC_INIT_TX_RX_16 0x00000003
  306. #define QE_MCC_STOP_TX 0x00000004
  307. #define QE_MCC_INIT_TX_1 0x00000005
  308. #define QE_MCC_INIT_RX_1 0x00000006
  309. #define QE_MCC_RESET 0x00000007
  310. #define QE_SET_TIMER 0x00000008
  311. #define QE_RANDOM_NUMBER 0x0000000c
  312. #define QE_ATM_MULTI_THREAD_INIT 0x00000011
  313. #define QE_ASSIGN_PAGE 0x00000012
  314. #define QE_ADD_REMOVE_HASH_ENTRY 0x00000013
  315. #define QE_START_FLOW_CONTROL 0x00000014
  316. #define QE_STOP_FLOW_CONTROL 0x00000015
  317. #define QE_ASSIGN_PAGE_TO_DEVICE 0x00000016
  318. #define QE_ASSIGN_RISC 0x00000010
  319. #define QE_CR_MCN_NORMAL_SHIFT 6
  320. #define QE_CR_MCN_USB_SHIFT 4
  321. #define QE_CR_MCN_RISC_ASSIGN_SHIFT 8
  322. #define QE_CR_SNUM_SHIFT 17
  323. /* QE CECR Sub Block - sub block of QE command.
  324. */
  325. #define QE_CR_SUBBLOCK_INVALID 0x00000000
  326. #define QE_CR_SUBBLOCK_USB 0x03200000
  327. #define QE_CR_SUBBLOCK_UCCFAST1 0x02000000
  328. #define QE_CR_SUBBLOCK_UCCFAST2 0x02200000
  329. #define QE_CR_SUBBLOCK_UCCFAST3 0x02400000
  330. #define QE_CR_SUBBLOCK_UCCFAST4 0x02600000
  331. #define QE_CR_SUBBLOCK_UCCFAST5 0x02800000
  332. #define QE_CR_SUBBLOCK_UCCFAST6 0x02a00000
  333. #define QE_CR_SUBBLOCK_UCCFAST7 0x02c00000
  334. #define QE_CR_SUBBLOCK_UCCFAST8 0x02e00000
  335. #define QE_CR_SUBBLOCK_UCCSLOW1 0x00000000
  336. #define QE_CR_SUBBLOCK_UCCSLOW2 0x00200000
  337. #define QE_CR_SUBBLOCK_UCCSLOW3 0x00400000
  338. #define QE_CR_SUBBLOCK_UCCSLOW4 0x00600000
  339. #define QE_CR_SUBBLOCK_UCCSLOW5 0x00800000
  340. #define QE_CR_SUBBLOCK_UCCSLOW6 0x00a00000
  341. #define QE_CR_SUBBLOCK_UCCSLOW7 0x00c00000
  342. #define QE_CR_SUBBLOCK_UCCSLOW8 0x00e00000
  343. #define QE_CR_SUBBLOCK_MCC1 0x03800000
  344. #define QE_CR_SUBBLOCK_MCC2 0x03a00000
  345. #define QE_CR_SUBBLOCK_MCC3 0x03000000
  346. #define QE_CR_SUBBLOCK_IDMA1 0x02800000
  347. #define QE_CR_SUBBLOCK_IDMA2 0x02a00000
  348. #define QE_CR_SUBBLOCK_IDMA3 0x02c00000
  349. #define QE_CR_SUBBLOCK_IDMA4 0x02e00000
  350. #define QE_CR_SUBBLOCK_HPAC 0x01e00000
  351. #define QE_CR_SUBBLOCK_SPI1 0x01400000
  352. #define QE_CR_SUBBLOCK_SPI2 0x01600000
  353. #define QE_CR_SUBBLOCK_RAND 0x01c00000
  354. #define QE_CR_SUBBLOCK_TIMER 0x01e00000
  355. #define QE_CR_SUBBLOCK_GENERAL 0x03c00000
  356. /* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
  357. #define QE_CR_PROTOCOL_UNSPECIFIED 0x00 /* For all other protocols */
  358. #define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
  359. #define QE_CR_PROTOCOL_QMC 0x02
  360. #define QE_CR_PROTOCOL_UART 0x04
  361. #define QE_CR_PROTOCOL_ATM_POS 0x0A
  362. #define QE_CR_PROTOCOL_ETHERNET 0x0C
  363. #define QE_CR_PROTOCOL_L2_SWITCH 0x0D
  364. /* BRG configuration register */
  365. #define QE_BRGC_ENABLE 0x00010000
  366. #define QE_BRGC_DIVISOR_SHIFT 1
  367. #define QE_BRGC_DIVISOR_MAX 0xFFF
  368. #define QE_BRGC_DIV16 1
  369. /* QE Timers registers */
  370. #define QE_GTCFR1_PCAS 0x80
  371. #define QE_GTCFR1_STP2 0x20
  372. #define QE_GTCFR1_RST2 0x10
  373. #define QE_GTCFR1_GM2 0x08
  374. #define QE_GTCFR1_GM1 0x04
  375. #define QE_GTCFR1_STP1 0x02
  376. #define QE_GTCFR1_RST1 0x01
  377. /* SDMA registers */
  378. #define QE_SDSR_BER1 0x02000000
  379. #define QE_SDSR_BER2 0x01000000
  380. #define QE_SDMR_GLB_1_MSK 0x80000000
  381. #define QE_SDMR_ADR_SEL 0x20000000
  382. #define QE_SDMR_BER1_MSK 0x02000000
  383. #define QE_SDMR_BER2_MSK 0x01000000
  384. #define QE_SDMR_EB1_MSK 0x00800000
  385. #define QE_SDMR_ER1_MSK 0x00080000
  386. #define QE_SDMR_ER2_MSK 0x00040000
  387. #define QE_SDMR_CEN_MASK 0x0000E000
  388. #define QE_SDMR_SBER_1 0x00000200
  389. #define QE_SDMR_SBER_2 0x00000200
  390. #define QE_SDMR_EB1_PR_MASK 0x000000C0
  391. #define QE_SDMR_ER1_PR 0x00000008
  392. #define QE_SDMR_CEN_SHIFT 13
  393. #define QE_SDMR_EB1_PR_SHIFT 6
  394. #define QE_SDTM_MSNUM_SHIFT 24
  395. #define QE_SDEBCR_BA_MASK 0x01FFFFFF
  396. /* Communication Processor */
  397. #define QE_CP_CERCR_MEE 0x8000 /* Multi-user RAM ECC enable */
  398. #define QE_CP_CERCR_IEE 0x4000 /* Instruction RAM ECC enable */
  399. #define QE_CP_CERCR_CIR 0x0800 /* Common instruction RAM */
  400. /* I-RAM */
  401. #define QE_IRAM_IADD_AIE 0x80000000 /* Auto Increment Enable */
  402. #define QE_IRAM_IADD_BADDR 0x00080000 /* Base Address */
  403. /* UPC */
  404. #define UPGCR_PROTOCOL 0x80000000 /* protocol ul2 or pl2 */
  405. #define UPGCR_TMS 0x40000000 /* Transmit master/slave mode */
  406. #define UPGCR_RMS 0x20000000 /* Receive master/slave mode */
  407. #define UPGCR_ADDR 0x10000000 /* Master MPHY Addr multiplexing */
  408. #define UPGCR_DIAG 0x01000000 /* Diagnostic mode */
  409. /* UCC GUEMR register */
  410. #define UCC_GUEMR_MODE_MASK_RX 0x02
  411. #define UCC_GUEMR_MODE_FAST_RX 0x02
  412. #define UCC_GUEMR_MODE_SLOW_RX 0x00
  413. #define UCC_GUEMR_MODE_MASK_TX 0x01
  414. #define UCC_GUEMR_MODE_FAST_TX 0x01
  415. #define UCC_GUEMR_MODE_SLOW_TX 0x00
  416. #define UCC_GUEMR_MODE_MASK (UCC_GUEMR_MODE_MASK_RX | UCC_GUEMR_MODE_MASK_TX)
  417. #define UCC_GUEMR_SET_RESERVED3 0x10 /* Bit 3 in the guemr is reserved but
  418. must be set 1 */
  419. /* structure representing UCC SLOW parameter RAM */
  420. struct ucc_slow_pram {
  421. __be16 rbase; /* RX BD base address */
  422. __be16 tbase; /* TX BD base address */
  423. u8 rbmr; /* RX bus mode register (same as CPM's RFCR) */
  424. u8 tbmr; /* TX bus mode register (same as CPM's TFCR) */
  425. __be16 mrblr; /* Rx buffer length */
  426. __be32 rstate; /* Rx internal state */
  427. __be32 rptr; /* Rx internal data pointer */
  428. __be16 rbptr; /* rb BD Pointer */
  429. __be16 rcount; /* Rx internal byte count */
  430. __be32 rtemp; /* Rx temp */
  431. __be32 tstate; /* Tx internal state */
  432. __be32 tptr; /* Tx internal data pointer */
  433. __be16 tbptr; /* Tx BD pointer */
  434. __be16 tcount; /* Tx byte count */
  435. __be32 ttemp; /* Tx temp */
  436. __be32 rcrc; /* temp receive CRC */
  437. __be32 tcrc; /* temp transmit CRC */
  438. } __attribute__ ((packed));
  439. /* General UCC SLOW Mode Register (GUMRH & GUMRL) */
  440. #define UCC_SLOW_GUMR_H_SAM_QMC 0x00000000
  441. #define UCC_SLOW_GUMR_H_SAM_SATM 0x00008000
  442. #define UCC_SLOW_GUMR_H_REVD 0x00002000
  443. #define UCC_SLOW_GUMR_H_TRX 0x00001000
  444. #define UCC_SLOW_GUMR_H_TTX 0x00000800
  445. #define UCC_SLOW_GUMR_H_CDP 0x00000400
  446. #define UCC_SLOW_GUMR_H_CTSP 0x00000200
  447. #define UCC_SLOW_GUMR_H_CDS 0x00000100
  448. #define UCC_SLOW_GUMR_H_CTSS 0x00000080
  449. #define UCC_SLOW_GUMR_H_TFL 0x00000040
  450. #define UCC_SLOW_GUMR_H_RFW 0x00000020
  451. #define UCC_SLOW_GUMR_H_TXSY 0x00000010
  452. #define UCC_SLOW_GUMR_H_4SYNC 0x00000004
  453. #define UCC_SLOW_GUMR_H_8SYNC 0x00000008
  454. #define UCC_SLOW_GUMR_H_16SYNC 0x0000000c
  455. #define UCC_SLOW_GUMR_H_RTSM 0x00000002
  456. #define UCC_SLOW_GUMR_H_RSYN 0x00000001
  457. #define UCC_SLOW_GUMR_L_TCI 0x10000000
  458. #define UCC_SLOW_GUMR_L_RINV 0x02000000
  459. #define UCC_SLOW_GUMR_L_TINV 0x01000000
  460. #define UCC_SLOW_GUMR_L_TEND 0x00040000
  461. #define UCC_SLOW_GUMR_L_TDCR_MASK 0x00030000
  462. #define UCC_SLOW_GUMR_L_TDCR_32 0x00030000
  463. #define UCC_SLOW_GUMR_L_TDCR_16 0x00020000
  464. #define UCC_SLOW_GUMR_L_TDCR_8 0x00010000
  465. #define UCC_SLOW_GUMR_L_TDCR_1 0x00000000
  466. #define UCC_SLOW_GUMR_L_RDCR_MASK 0x0000c000
  467. #define UCC_SLOW_GUMR_L_RDCR_32 0x0000c000
  468. #define UCC_SLOW_GUMR_L_RDCR_16 0x00008000
  469. #define UCC_SLOW_GUMR_L_RDCR_8 0x00004000
  470. #define UCC_SLOW_GUMR_L_RDCR_1 0x00000000
  471. #define UCC_SLOW_GUMR_L_RENC_NRZI 0x00000800
  472. #define UCC_SLOW_GUMR_L_RENC_NRZ 0x00000000
  473. #define UCC_SLOW_GUMR_L_TENC_NRZI 0x00000100
  474. #define UCC_SLOW_GUMR_L_TENC_NRZ 0x00000000
  475. #define UCC_SLOW_GUMR_L_DIAG_MASK 0x000000c0
  476. #define UCC_SLOW_GUMR_L_DIAG_LE 0x000000c0
  477. #define UCC_SLOW_GUMR_L_DIAG_ECHO 0x00000080
  478. #define UCC_SLOW_GUMR_L_DIAG_LOOP 0x00000040
  479. #define UCC_SLOW_GUMR_L_DIAG_NORM 0x00000000
  480. #define UCC_SLOW_GUMR_L_ENR 0x00000020
  481. #define UCC_SLOW_GUMR_L_ENT 0x00000010
  482. #define UCC_SLOW_GUMR_L_MODE_MASK 0x0000000F
  483. #define UCC_SLOW_GUMR_L_MODE_BISYNC 0x00000008
  484. #define UCC_SLOW_GUMR_L_MODE_AHDLC 0x00000006
  485. #define UCC_SLOW_GUMR_L_MODE_UART 0x00000004
  486. #define UCC_SLOW_GUMR_L_MODE_QMC 0x00000002
  487. /* General UCC FAST Mode Register */
  488. #define UCC_FAST_GUMR_TCI 0x20000000
  489. #define UCC_FAST_GUMR_TRX 0x10000000
  490. #define UCC_FAST_GUMR_TTX 0x08000000
  491. #define UCC_FAST_GUMR_CDP 0x04000000
  492. #define UCC_FAST_GUMR_CTSP 0x02000000
  493. #define UCC_FAST_GUMR_CDS 0x01000000
  494. #define UCC_FAST_GUMR_CTSS 0x00800000
  495. #define UCC_FAST_GUMR_TXSY 0x00020000
  496. #define UCC_FAST_GUMR_RSYN 0x00010000
  497. #define UCC_FAST_GUMR_RTSM 0x00002000
  498. #define UCC_FAST_GUMR_REVD 0x00000400
  499. #define UCC_FAST_GUMR_ENR 0x00000020
  500. #define UCC_FAST_GUMR_ENT 0x00000010
  501. /* UART Slow UCC Event Register (UCCE) */
  502. #define UCC_UART_UCCE_AB 0x0200
  503. #define UCC_UART_UCCE_IDLE 0x0100
  504. #define UCC_UART_UCCE_GRA 0x0080
  505. #define UCC_UART_UCCE_BRKE 0x0040
  506. #define UCC_UART_UCCE_BRKS 0x0020
  507. #define UCC_UART_UCCE_CCR 0x0008
  508. #define UCC_UART_UCCE_BSY 0x0004
  509. #define UCC_UART_UCCE_TX 0x0002
  510. #define UCC_UART_UCCE_RX 0x0001
  511. /* HDLC Slow UCC Event Register (UCCE) */
  512. #define UCC_HDLC_UCCE_GLR 0x1000
  513. #define UCC_HDLC_UCCE_GLT 0x0800
  514. #define UCC_HDLC_UCCE_IDLE 0x0100
  515. #define UCC_HDLC_UCCE_BRKE 0x0040
  516. #define UCC_HDLC_UCCE_BRKS 0x0020
  517. #define UCC_HDLC_UCCE_TXE 0x0010
  518. #define UCC_HDLC_UCCE_RXF 0x0008
  519. #define UCC_HDLC_UCCE_BSY 0x0004
  520. #define UCC_HDLC_UCCE_TXB 0x0002
  521. #define UCC_HDLC_UCCE_RXB 0x0001
  522. /* BISYNC Slow UCC Event Register (UCCE) */
  523. #define UCC_BISYNC_UCCE_GRA 0x0080
  524. #define UCC_BISYNC_UCCE_TXE 0x0010
  525. #define UCC_BISYNC_UCCE_RCH 0x0008
  526. #define UCC_BISYNC_UCCE_BSY 0x0004
  527. #define UCC_BISYNC_UCCE_TXB 0x0002
  528. #define UCC_BISYNC_UCCE_RXB 0x0001
  529. /* Gigabit Ethernet Fast UCC Event Register (UCCE) */
  530. #define UCC_GETH_UCCE_MPD 0x80000000
  531. #define UCC_GETH_UCCE_SCAR 0x40000000
  532. #define UCC_GETH_UCCE_GRA 0x20000000
  533. #define UCC_GETH_UCCE_CBPR 0x10000000
  534. #define UCC_GETH_UCCE_BSY 0x08000000
  535. #define UCC_GETH_UCCE_RXC 0x04000000
  536. #define UCC_GETH_UCCE_TXC 0x02000000
  537. #define UCC_GETH_UCCE_TXE 0x01000000
  538. #define UCC_GETH_UCCE_TXB7 0x00800000
  539. #define UCC_GETH_UCCE_TXB6 0x00400000
  540. #define UCC_GETH_UCCE_TXB5 0x00200000
  541. #define UCC_GETH_UCCE_TXB4 0x00100000
  542. #define UCC_GETH_UCCE_TXB3 0x00080000
  543. #define UCC_GETH_UCCE_TXB2 0x00040000
  544. #define UCC_GETH_UCCE_TXB1 0x00020000
  545. #define UCC_GETH_UCCE_TXB0 0x00010000
  546. #define UCC_GETH_UCCE_RXB7 0x00008000
  547. #define UCC_GETH_UCCE_RXB6 0x00004000
  548. #define UCC_GETH_UCCE_RXB5 0x00002000
  549. #define UCC_GETH_UCCE_RXB4 0x00001000
  550. #define UCC_GETH_UCCE_RXB3 0x00000800
  551. #define UCC_GETH_UCCE_RXB2 0x00000400
  552. #define UCC_GETH_UCCE_RXB1 0x00000200
  553. #define UCC_GETH_UCCE_RXB0 0x00000100
  554. #define UCC_GETH_UCCE_RXF7 0x00000080
  555. #define UCC_GETH_UCCE_RXF6 0x00000040
  556. #define UCC_GETH_UCCE_RXF5 0x00000020
  557. #define UCC_GETH_UCCE_RXF4 0x00000010
  558. #define UCC_GETH_UCCE_RXF3 0x00000008
  559. #define UCC_GETH_UCCE_RXF2 0x00000004
  560. #define UCC_GETH_UCCE_RXF1 0x00000002
  561. #define UCC_GETH_UCCE_RXF0 0x00000001
  562. /* UPSMR, when used as a UART */
  563. #define UCC_UART_UPSMR_FLC 0x8000
  564. #define UCC_UART_UPSMR_SL 0x4000
  565. #define UCC_UART_UPSMR_CL_MASK 0x3000
  566. #define UCC_UART_UPSMR_CL_8 0x3000
  567. #define UCC_UART_UPSMR_CL_7 0x2000
  568. #define UCC_UART_UPSMR_CL_6 0x1000
  569. #define UCC_UART_UPSMR_CL_5 0x0000
  570. #define UCC_UART_UPSMR_UM_MASK 0x0c00
  571. #define UCC_UART_UPSMR_UM_NORMAL 0x0000
  572. #define UCC_UART_UPSMR_UM_MAN_MULTI 0x0400
  573. #define UCC_UART_UPSMR_UM_AUTO_MULTI 0x0c00
  574. #define UCC_UART_UPSMR_FRZ 0x0200
  575. #define UCC_UART_UPSMR_RZS 0x0100
  576. #define UCC_UART_UPSMR_SYN 0x0080
  577. #define UCC_UART_UPSMR_DRT 0x0040
  578. #define UCC_UART_UPSMR_PEN 0x0010
  579. #define UCC_UART_UPSMR_RPM_MASK 0x000c
  580. #define UCC_UART_UPSMR_RPM_ODD 0x0000
  581. #define UCC_UART_UPSMR_RPM_LOW 0x0004
  582. #define UCC_UART_UPSMR_RPM_EVEN 0x0008
  583. #define UCC_UART_UPSMR_RPM_HIGH 0x000C
  584. #define UCC_UART_UPSMR_TPM_MASK 0x0003
  585. #define UCC_UART_UPSMR_TPM_ODD 0x0000
  586. #define UCC_UART_UPSMR_TPM_LOW 0x0001
  587. #define UCC_UART_UPSMR_TPM_EVEN 0x0002
  588. #define UCC_UART_UPSMR_TPM_HIGH 0x0003
  589. /* UCC Transmit On Demand Register (UTODR) */
  590. #define UCC_SLOW_TOD 0x8000
  591. #define UCC_FAST_TOD 0x8000
  592. /* UCC Bus Mode Register masks */
  593. /* Not to be confused with the Bundle Mode Register */
  594. #define UCC_BMR_GBL 0x20
  595. #define UCC_BMR_BO_BE 0x10
  596. #define UCC_BMR_CETM 0x04
  597. #define UCC_BMR_DTB 0x02
  598. #define UCC_BMR_BDB 0x01
  599. /* Function code masks */
  600. #define FC_GBL 0x20
  601. #define FC_DTB_LCL 0x02
  602. #define UCC_FAST_FUNCTION_CODE_GBL 0x20
  603. #define UCC_FAST_FUNCTION_CODE_DTB_LCL 0x02
  604. #define UCC_FAST_FUNCTION_CODE_BDB_LCL 0x01
  605. #endif /* __KERNEL__ */
  606. #endif /* _ASM_POWERPC_QE_H */