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qe.h
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1 /*
2  * Copyright (C) 2006 Freescale Semicondutor, Inc. All rights reserved.
3  *
4  * Authors: Shlomi Gridish <[email protected]>
5  * Li Yang <[email protected]>
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 
19 #include <linux/spinlock.h>
20 #include <linux/errno.h>
21 #include <linux/err.h>
22 #include <asm/cpm.h>
23 #include <asm/immap_qe.h>
24 
25 #define QE_NUM_OF_SNUM 256 /* There are 256 serial number in QE */
26 #define QE_NUM_OF_BRGS 16
27 #define QE_NUM_OF_PORTS 1024
28 
29 /* Memory partitions
30 */
31 #define MEM_PART_SYSTEM 0
32 #define MEM_PART_SECONDARY 1
33 #define MEM_PART_MURAM 2
34 
35 /* Clocks and BRGs */
36 enum qe_clock {
37  QE_CLK_NONE = 0,
38  QE_BRG1, /* Baud Rate Generator 1 */
39  QE_BRG2, /* Baud Rate Generator 2 */
40  QE_BRG3, /* Baud Rate Generator 3 */
41  QE_BRG4, /* Baud Rate Generator 4 */
42  QE_BRG5, /* Baud Rate Generator 5 */
43  QE_BRG6, /* Baud Rate Generator 6 */
44  QE_BRG7, /* Baud Rate Generator 7 */
45  QE_BRG8, /* Baud Rate Generator 8 */
46  QE_BRG9, /* Baud Rate Generator 9 */
47  QE_BRG10, /* Baud Rate Generator 10 */
48  QE_BRG11, /* Baud Rate Generator 11 */
49  QE_BRG12, /* Baud Rate Generator 12 */
50  QE_BRG13, /* Baud Rate Generator 13 */
51  QE_BRG14, /* Baud Rate Generator 14 */
52  QE_BRG15, /* Baud Rate Generator 15 */
53  QE_BRG16, /* Baud Rate Generator 16 */
54  QE_CLK1, /* Clock 1 */
55  QE_CLK2, /* Clock 2 */
56  QE_CLK3, /* Clock 3 */
57  QE_CLK4, /* Clock 4 */
58  QE_CLK5, /* Clock 5 */
59  QE_CLK6, /* Clock 6 */
60  QE_CLK7, /* Clock 7 */
61  QE_CLK8, /* Clock 8 */
62  QE_CLK9, /* Clock 9 */
63  QE_CLK10, /* Clock 10 */
64  QE_CLK11, /* Clock 11 */
65  QE_CLK12, /* Clock 12 */
66  QE_CLK13, /* Clock 13 */
67  QE_CLK14, /* Clock 14 */
68  QE_CLK15, /* Clock 15 */
69  QE_CLK16, /* Clock 16 */
70  QE_CLK17, /* Clock 17 */
71  QE_CLK18, /* Clock 18 */
72  QE_CLK19, /* Clock 19 */
73  QE_CLK20, /* Clock 20 */
74  QE_CLK21, /* Clock 21 */
75  QE_CLK22, /* Clock 22 */
76  QE_CLK23, /* Clock 23 */
77  QE_CLK24, /* Clock 24 */
78  QE_CLK_DUMMY
79 };
80 
81 static inline bool qe_clock_is_brg(enum qe_clock clk)
82 {
83  return clk >= QE_BRG1 && clk <= QE_BRG16;
84 }
85 
86 extern spinlock_t cmxgcr_lock;
87 
88 /* Export QE common operations */
89 #ifdef CONFIG_QUICC_ENGINE
90 extern void qe_reset(void);
91 #else
92 static inline void qe_reset(void) {}
93 #endif
94 
95 /* QE PIO */
96 #define QE_PIO_PINS 32
97 
98 struct qe_pio_regs {
99  __be32 cpodr; /* Open drain register */
100  __be32 cpdata; /* Data register */
101  __be32 cpdir1; /* Direction register */
102  __be32 cpdir2; /* Direction register */
103  __be32 cppar1; /* Pin assignment register */
104  __be32 cppar2; /* Pin assignment register */
105 #ifdef CONFIG_PPC_85xx
106  u8 pad[8];
107 #endif
108 };
109 
110 #define QE_PIO_DIR_IN 2
111 #define QE_PIO_DIR_OUT 1
112 extern void __par_io_config_pin(struct qe_pio_regs __iomem *par_io, u8 pin,
113  int dir, int open_drain, int assignment,
114  int has_irq);
115 #ifdef CONFIG_QUICC_ENGINE
116 extern int par_io_init(struct device_node *np);
117 extern int par_io_of_config(struct device_node *np);
118 extern int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
119  int assignment, int has_irq);
120 extern int par_io_data_set(u8 port, u8 pin, u8 val);
121 #else
122 static inline int par_io_init(struct device_node *np) { return -ENOSYS; }
123 static inline int par_io_of_config(struct device_node *np) { return -ENOSYS; }
124 static inline int par_io_config_pin(u8 port, u8 pin, int dir, int open_drain,
125  int assignment, int has_irq) { return -ENOSYS; }
126 static inline int par_io_data_set(u8 port, u8 pin, u8 val) { return -ENOSYS; }
127 #endif /* CONFIG_QUICC_ENGINE */
128 
129 /*
130  * Pin multiplexing functions.
131  */
132 struct qe_pin;
133 #ifdef CONFIG_QE_GPIO
134 extern struct qe_pin *qe_pin_request(struct device_node *np, int index);
135 extern void qe_pin_free(struct qe_pin *qe_pin);
136 extern void qe_pin_set_gpio(struct qe_pin *qe_pin);
137 extern void qe_pin_set_dedicated(struct qe_pin *pin);
138 #else
139 static inline struct qe_pin *qe_pin_request(struct device_node *np, int index)
140 {
141  return ERR_PTR(-ENOSYS);
142 }
143 static inline void qe_pin_free(struct qe_pin *qe_pin) {}
144 static inline void qe_pin_set_gpio(struct qe_pin *qe_pin) {}
145 static inline void qe_pin_set_dedicated(struct qe_pin *pin) {}
146 #endif /* CONFIG_QE_GPIO */
147 
148 #ifdef CONFIG_QUICC_ENGINE
149 int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol, u32 cmd_input);
150 #else
151 static inline int qe_issue_cmd(u32 cmd, u32 device, u8 mcn_protocol,
152  u32 cmd_input)
153 {
154  return -ENOSYS;
155 }
156 #endif /* CONFIG_QUICC_ENGINE */
157 
158 /* QE internal API */
159 enum qe_clock qe_clock_source(const char *source);
160 unsigned int qe_get_brg_clk(void);
161 int qe_setbrg(enum qe_clock brg, unsigned int rate, unsigned int multiplier);
162 int qe_get_snum(void);
163 void qe_put_snum(u8 snum);
164 unsigned int qe_get_num_of_risc(void);
165 unsigned int qe_get_num_of_snums(void);
166 
167 static inline int qe_alive_during_sleep(void)
168 {
169  /*
170  * MPC8568E reference manual says:
171  *
172  * "...power down sequence waits for all I/O interfaces to become idle.
173  * In some applications this may happen eventually without actively
174  * shutting down interfaces, but most likely, software will have to
175  * take steps to shut down the eTSEC, QUICC Engine Block, and PCI
176  * interfaces before issuing the command (either the write to the core
177  * MSR[WE] as described above or writing to POWMGTCSR) to put the
178  * device into sleep state."
179  *
180  * MPC8569E reference manual has a similar paragraph.
181  */
182 #ifdef CONFIG_PPC_85xx
183  return 0;
184 #else
185  return 1;
186 #endif
187 }
188 
189 /* we actually use cpm_muram implementation, define this for convenience */
190 #define qe_muram_init cpm_muram_init
191 #define qe_muram_alloc cpm_muram_alloc
192 #define qe_muram_alloc_fixed cpm_muram_alloc_fixed
193 #define qe_muram_free cpm_muram_free
194 #define qe_muram_addr cpm_muram_addr
195 #define qe_muram_offset cpm_muram_offset
196 
197 /* Structure that defines QE firmware binary files.
198  *
199  * See Documentation/powerpc/qe_firmware.txt for a description of these
200  * fields.
201  */
202 struct qe_firmware {
203  struct qe_header {
204  __be32 length; /* Length of the entire structure, in bytes */
205  u8 magic[3]; /* Set to { 'Q', 'E', 'F' } */
206  u8 version; /* Version of this layout. First ver is '1' */
207  } header;
208  u8 id[62]; /* Null-terminated identifier string */
209  u8 split; /* 0 = shared I-RAM, 1 = split I-RAM */
210  u8 count; /* Number of microcode[] structures */
211  struct {
212  __be16 model; /* The SOC model */
213  u8 major; /* The SOC revision major */
214  u8 minor; /* The SOC revision minor */
215  } __attribute__ ((packed)) soc;
216  u8 padding[4]; /* Reserved, for alignment */
217  __be64 extended_modes; /* Extended modes */
218  __be32 vtraps[8]; /* Virtual trap addresses */
219  u8 reserved[4]; /* Reserved, for future expansion */
220  struct qe_microcode {
221  u8 id[32]; /* Null-terminated identifier */
222  __be32 traps[16]; /* Trap addresses, 0 == ignore */
223  __be32 eccr; /* The value for the ECCR register */
224  __be32 iram_offset; /* Offset into I-RAM for the code */
225  __be32 count; /* Number of 32-bit words of the code */
226  __be32 code_offset; /* Offset of the actual microcode */
227  u8 major; /* The microcode version major */
228  u8 minor; /* The microcode version minor */
229  u8 revision; /* The microcode version revision */
230  u8 padding; /* Reserved, for alignment */
231  u8 reserved[4]; /* Reserved, for future expansion */
232  } __attribute__ ((packed)) microcode[1];
233  /* All microcode binaries should be located here */
234  /* CRC32 should be located here, after the microcode binaries */
235 } __attribute__ ((packed));
236 
237 struct qe_firmware_info {
238  char id[64]; /* Firmware name */
239  u32 vtraps[8]; /* Virtual trap addresses */
240  u64 extended_modes; /* Extended modes */
241 };
242 
243 #ifdef CONFIG_QUICC_ENGINE
244 /* Upload a firmware to the QE */
245 int qe_upload_firmware(const struct qe_firmware *firmware);
246 #else
247 static inline int qe_upload_firmware(const struct qe_firmware *firmware)
248 {
249  return -ENOSYS;
250 }
251 #endif /* CONFIG_QUICC_ENGINE */
252 
253 /* Obtain information on the uploaded firmware */
254 struct qe_firmware_info *qe_get_firmware_info(void);
255 
256 /* QE USB */
257 int qe_usb_clock_set(enum qe_clock clk, int rate);
258 
259 /* Buffer descriptors */
260 struct qe_bd {
261  __be16 status;
262  __be16 length;
263  __be32 buf;
264 } __attribute__ ((packed));
265 
266 #define BD_STATUS_MASK 0xffff0000
267 #define BD_LENGTH_MASK 0x0000ffff
268 
269 /* Alignment */
270 #define QE_INTR_TABLE_ALIGN 16 /* ??? */
271 #define QE_ALIGNMENT_OF_BD 8
272 #define QE_ALIGNMENT_OF_PRAM 64
273 
274 /* RISC allocation */
275 #define QE_RISC_ALLOCATION_RISC1 0x1 /* RISC 1 */
276 #define QE_RISC_ALLOCATION_RISC2 0x2 /* RISC 2 */
277 #define QE_RISC_ALLOCATION_RISC3 0x4 /* RISC 3 */
278 #define QE_RISC_ALLOCATION_RISC4 0x8 /* RISC 4 */
279 #define QE_RISC_ALLOCATION_RISC1_AND_RISC2 (QE_RISC_ALLOCATION_RISC1 | \
280  QE_RISC_ALLOCATION_RISC2)
281 #define QE_RISC_ALLOCATION_FOUR_RISCS (QE_RISC_ALLOCATION_RISC1 | \
282  QE_RISC_ALLOCATION_RISC2 | \
283  QE_RISC_ALLOCATION_RISC3 | \
284  QE_RISC_ALLOCATION_RISC4)
285 
286 /* QE extended filtering Table Lookup Key Size */
287 enum qe_fltr_tbl_lookup_key_size {
288  QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES
289  = 0x3f, /* LookupKey parsed by the Generate LookupKey
290  CMD is truncated to 8 bytes */
291  QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES
292  = 0x5f, /* LookupKey parsed by the Generate LookupKey
293  CMD is truncated to 16 bytes */
294 };
295 
296 /* QE FLTR extended filtering Largest External Table Lookup Key Size */
297 enum qe_fltr_largest_external_tbl_lookup_key_size {
298  QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_NONE
299  = 0x0,/* not used */
300  QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_8_BYTES
301  = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_8_BYTES, /* 8 bytes */
302  QE_FLTR_LARGEST_EXTERNAL_TABLE_LOOKUP_KEY_SIZE_16_BYTES
303  = QE_FLTR_TABLE_LOOKUP_KEY_SIZE_16_BYTES, /* 16 bytes */
304 };
305 
306 /* structure representing QE parameter RAM */
307 struct qe_timer_tables {
308  u16 tm_base; /* QE timer table base adr */
309  u16 tm_ptr; /* QE timer table pointer */
310  u16 r_tmr; /* QE timer mode register */
311  u16 r_tmv; /* QE timer valid register */
312  u32 tm_cmd; /* QE timer cmd register */
313  u32 tm_cnt; /* QE timer internal cnt */
314 } __attribute__ ((packed));
315 
316 #define QE_FLTR_TAD_SIZE 8
317 
318 /* QE extended filtering Termination Action Descriptor (TAD) */
319 struct qe_fltr_tad {
320  u8 serialized[QE_FLTR_TAD_SIZE];
321 } __attribute__ ((packed));
322 
323 /* Communication Direction */
324 enum comm_dir {
325  COMM_DIR_NONE = 0,
326  COMM_DIR_RX = 1,
327  COMM_DIR_TX = 2,
328  COMM_DIR_RX_AND_TX = 3
329 };
330 
331 /* QE CMXUCR Registers.
332  * There are two UCCs represented in each of the four CMXUCR registers.
333  * These values are for the UCC in the LSBs
334  */
335 #define QE_CMXUCR_MII_ENET_MNG 0x00007000
336 #define QE_CMXUCR_MII_ENET_MNG_SHIFT 12
337 #define QE_CMXUCR_GRANT 0x00008000
338 #define QE_CMXUCR_TSA 0x00004000
339 #define QE_CMXUCR_BKPT 0x00000100
340 #define QE_CMXUCR_TX_CLK_SRC_MASK 0x0000000F
341 
342 /* QE CMXGCR Registers.
343 */
344 #define QE_CMXGCR_MII_ENET_MNG 0x00007000
345 #define QE_CMXGCR_MII_ENET_MNG_SHIFT 12
346 #define QE_CMXGCR_USBCS 0x0000000f
347 #define QE_CMXGCR_USBCS_CLK3 0x1
348 #define QE_CMXGCR_USBCS_CLK5 0x2
349 #define QE_CMXGCR_USBCS_CLK7 0x3
350 #define QE_CMXGCR_USBCS_CLK9 0x4
351 #define QE_CMXGCR_USBCS_CLK13 0x5
352 #define QE_CMXGCR_USBCS_CLK17 0x6
353 #define QE_CMXGCR_USBCS_CLK19 0x7
354 #define QE_CMXGCR_USBCS_CLK21 0x8
355 #define QE_CMXGCR_USBCS_BRG9 0x9
356 #define QE_CMXGCR_USBCS_BRG10 0xa
357 
358 /* QE CECR Commands.
359 */
360 #define QE_CR_FLG 0x00010000
361 #define QE_RESET 0x80000000
362 #define QE_INIT_TX_RX 0x00000000
363 #define QE_INIT_RX 0x00000001
364 #define QE_INIT_TX 0x00000002
365 #define QE_ENTER_HUNT_MODE 0x00000003
366 #define QE_STOP_TX 0x00000004
367 #define QE_GRACEFUL_STOP_TX 0x00000005
368 #define QE_RESTART_TX 0x00000006
369 #define QE_CLOSE_RX_BD 0x00000007
370 #define QE_SWITCH_COMMAND 0x00000007
371 #define QE_SET_GROUP_ADDRESS 0x00000008
372 #define QE_START_IDMA 0x00000009
373 #define QE_MCC_STOP_RX 0x00000009
374 #define QE_ATM_TRANSMIT 0x0000000a
375 #define QE_HPAC_CLEAR_ALL 0x0000000b
376 #define QE_GRACEFUL_STOP_RX 0x0000001a
377 #define QE_RESTART_RX 0x0000001b
378 #define QE_HPAC_SET_PRIORITY 0x0000010b
379 #define QE_HPAC_STOP_TX 0x0000020b
380 #define QE_HPAC_STOP_RX 0x0000030b
381 #define QE_HPAC_GRACEFUL_STOP_TX 0x0000040b
382 #define QE_HPAC_GRACEFUL_STOP_RX 0x0000050b
383 #define QE_HPAC_START_TX 0x0000060b
384 #define QE_HPAC_START_RX 0x0000070b
385 #define QE_USB_STOP_TX 0x0000000a
386 #define QE_USB_RESTART_TX 0x0000000c
387 #define QE_QMC_STOP_TX 0x0000000c
388 #define QE_QMC_STOP_RX 0x0000000d
389 #define QE_SS7_SU_FIL_RESET 0x0000000e
390 /* jonathbr added from here down for 83xx */
391 #define QE_RESET_BCS 0x0000000a
392 #define QE_MCC_INIT_TX_RX_16 0x00000003
393 #define QE_MCC_STOP_TX 0x00000004
394 #define QE_MCC_INIT_TX_1 0x00000005
395 #define QE_MCC_INIT_RX_1 0x00000006
396 #define QE_MCC_RESET 0x00000007
397 #define QE_SET_TIMER 0x00000008
398 #define QE_RANDOM_NUMBER 0x0000000c
399 #define QE_ATM_MULTI_THREAD_INIT 0x00000011
400 #define QE_ASSIGN_PAGE 0x00000012
401 #define QE_ADD_REMOVE_HASH_ENTRY 0x00000013
402 #define QE_START_FLOW_CONTROL 0x00000014
403 #define QE_STOP_FLOW_CONTROL 0x00000015
404 #define QE_ASSIGN_PAGE_TO_DEVICE 0x00000016
405 
406 #define QE_ASSIGN_RISC 0x00000010
407 #define QE_CR_MCN_NORMAL_SHIFT 6
408 #define QE_CR_MCN_USB_SHIFT 4
409 #define QE_CR_MCN_RISC_ASSIGN_SHIFT 8
410 #define QE_CR_SNUM_SHIFT 17
411 
412 /* QE CECR Sub Block - sub block of QE command.
413 */
414 #define QE_CR_SUBBLOCK_INVALID 0x00000000
415 #define QE_CR_SUBBLOCK_USB 0x03200000
416 #define QE_CR_SUBBLOCK_UCCFAST1 0x02000000
417 #define QE_CR_SUBBLOCK_UCCFAST2 0x02200000
418 #define QE_CR_SUBBLOCK_UCCFAST3 0x02400000
419 #define QE_CR_SUBBLOCK_UCCFAST4 0x02600000
420 #define QE_CR_SUBBLOCK_UCCFAST5 0x02800000
421 #define QE_CR_SUBBLOCK_UCCFAST6 0x02a00000
422 #define QE_CR_SUBBLOCK_UCCFAST7 0x02c00000
423 #define QE_CR_SUBBLOCK_UCCFAST8 0x02e00000
424 #define QE_CR_SUBBLOCK_UCCSLOW1 0x00000000
425 #define QE_CR_SUBBLOCK_UCCSLOW2 0x00200000
426 #define QE_CR_SUBBLOCK_UCCSLOW3 0x00400000
427 #define QE_CR_SUBBLOCK_UCCSLOW4 0x00600000
428 #define QE_CR_SUBBLOCK_UCCSLOW5 0x00800000
429 #define QE_CR_SUBBLOCK_UCCSLOW6 0x00a00000
430 #define QE_CR_SUBBLOCK_UCCSLOW7 0x00c00000
431 #define QE_CR_SUBBLOCK_UCCSLOW8 0x00e00000
432 #define QE_CR_SUBBLOCK_MCC1 0x03800000
433 #define QE_CR_SUBBLOCK_MCC2 0x03a00000
434 #define QE_CR_SUBBLOCK_MCC3 0x03000000
435 #define QE_CR_SUBBLOCK_IDMA1 0x02800000
436 #define QE_CR_SUBBLOCK_IDMA2 0x02a00000
437 #define QE_CR_SUBBLOCK_IDMA3 0x02c00000
438 #define QE_CR_SUBBLOCK_IDMA4 0x02e00000
439 #define QE_CR_SUBBLOCK_HPAC 0x01e00000
440 #define QE_CR_SUBBLOCK_SPI1 0x01400000
441 #define QE_CR_SUBBLOCK_SPI2 0x01600000
442 #define QE_CR_SUBBLOCK_RAND 0x01c00000
443 #define QE_CR_SUBBLOCK_TIMER 0x01e00000
444 #define QE_CR_SUBBLOCK_GENERAL 0x03c00000
445 
446 /* QE CECR Protocol - For non-MCC, specifies mode for QE CECR command */
447 #define QE_CR_PROTOCOL_UNSPECIFIED 0x00 /* For all other protocols */
448 #define QE_CR_PROTOCOL_HDLC_TRANSPARENT 0x00
449 #define QE_CR_PROTOCOL_QMC 0x02
450 #define QE_CR_PROTOCOL_UART 0x04
451 #define QE_CR_PROTOCOL_ATM_POS 0x0A
452 #define QE_CR_PROTOCOL_ETHERNET 0x0C
453 #define QE_CR_PROTOCOL_L2_SWITCH 0x0D
454 
455 /* BRG configuration register */
456 #define QE_BRGC_ENABLE 0x00010000
457 #define QE_BRGC_DIVISOR_SHIFT 1
458 #define QE_BRGC_DIVISOR_MAX 0xFFF
459 #define QE_BRGC_DIV16 1
460 
461 /* QE Timers registers */
462 #define QE_GTCFR1_PCAS 0x80
463 #define QE_GTCFR1_STP2 0x20
464 #define QE_GTCFR1_RST2 0x10
465 #define QE_GTCFR1_GM2 0x08
466 #define QE_GTCFR1_GM1 0x04
467 #define QE_GTCFR1_STP1 0x02
468 #define QE_GTCFR1_RST1 0x01
469 
470 /* SDMA registers */
471 #define QE_SDSR_BER1 0x02000000
472 #define QE_SDSR_BER2 0x01000000
473 
474 #define QE_SDMR_GLB_1_MSK 0x80000000
475 #define QE_SDMR_ADR_SEL 0x20000000
476 #define QE_SDMR_BER1_MSK 0x02000000
477 #define QE_SDMR_BER2_MSK 0x01000000
478 #define QE_SDMR_EB1_MSK 0x00800000
479 #define QE_SDMR_ER1_MSK 0x00080000
480 #define QE_SDMR_ER2_MSK 0x00040000
481 #define QE_SDMR_CEN_MASK 0x0000E000
482 #define QE_SDMR_SBER_1 0x00000200
483 #define QE_SDMR_SBER_2 0x00000200
484 #define QE_SDMR_EB1_PR_MASK 0x000000C0
485 #define QE_SDMR_ER1_PR 0x00000008
486 
487 #define QE_SDMR_CEN_SHIFT 13
488 #define QE_SDMR_EB1_PR_SHIFT 6
489 
490 #define QE_SDTM_MSNUM_SHIFT 24
491 
492 #define QE_SDEBCR_BA_MASK 0x01FFFFFF
493 
494 /* Communication Processor */
495 #define QE_CP_CERCR_MEE 0x8000 /* Multi-user RAM ECC enable */
496 #define QE_CP_CERCR_IEE 0x4000 /* Instruction RAM ECC enable */
497 #define QE_CP_CERCR_CIR 0x0800 /* Common instruction RAM */
498 
499 /* I-RAM */
500 #define QE_IRAM_IADD_AIE 0x80000000 /* Auto Increment Enable */
501 #define QE_IRAM_IADD_BADDR 0x00080000 /* Base Address */
502 #define QE_IRAM_READY 0x80000000 /* Ready */
503 
504 /* UPC */
505 #define UPGCR_PROTOCOL 0x80000000 /* protocol ul2 or pl2 */
506 #define UPGCR_TMS 0x40000000 /* Transmit master/slave mode */
507 #define UPGCR_RMS 0x20000000 /* Receive master/slave mode */
508 #define UPGCR_ADDR 0x10000000 /* Master MPHY Addr multiplexing */
509 #define UPGCR_DIAG 0x01000000 /* Diagnostic mode */
510 
511 /* UCC GUEMR register */
512 #define UCC_GUEMR_MODE_MASK_RX 0x02
513 #define UCC_GUEMR_MODE_FAST_RX 0x02
514 #define UCC_GUEMR_MODE_SLOW_RX 0x00
515 #define UCC_GUEMR_MODE_MASK_TX 0x01
516 #define UCC_GUEMR_MODE_FAST_TX 0x01
517 #define UCC_GUEMR_MODE_SLOW_TX 0x00
518 #define UCC_GUEMR_MODE_MASK (UCC_GUEMR_MODE_MASK_RX | UCC_GUEMR_MODE_MASK_TX)
519 #define UCC_GUEMR_SET_RESERVED3 0x10 /* Bit 3 in the guemr is reserved but
520  must be set 1 */
521 
522 /* structure representing UCC SLOW parameter RAM */
523 struct ucc_slow_pram {
524  __be16 rbase; /* RX BD base address */
525  __be16 tbase; /* TX BD base address */
526  u8 rbmr; /* RX bus mode register (same as CPM's RFCR) */
527  u8 tbmr; /* TX bus mode register (same as CPM's TFCR) */
528  __be16 mrblr; /* Rx buffer length */
529  __be32 rstate; /* Rx internal state */
530  __be32 rptr; /* Rx internal data pointer */
531  __be16 rbptr; /* rb BD Pointer */
532  __be16 rcount; /* Rx internal byte count */
533  __be32 rtemp; /* Rx temp */
534  __be32 tstate; /* Tx internal state */
535  __be32 tptr; /* Tx internal data pointer */
536  __be16 tbptr; /* Tx BD pointer */
537  __be16 tcount; /* Tx byte count */
538  __be32 ttemp; /* Tx temp */
539  __be32 rcrc; /* temp receive CRC */
540  __be32 tcrc; /* temp transmit CRC */
541 } __attribute__ ((packed));
542 
543 /* General UCC SLOW Mode Register (GUMRH & GUMRL) */
544 #define UCC_SLOW_GUMR_H_SAM_QMC 0x00000000
545 #define UCC_SLOW_GUMR_H_SAM_SATM 0x00008000
546 #define UCC_SLOW_GUMR_H_REVD 0x00002000
547 #define UCC_SLOW_GUMR_H_TRX 0x00001000
548 #define UCC_SLOW_GUMR_H_TTX 0x00000800
549 #define UCC_SLOW_GUMR_H_CDP 0x00000400
550 #define UCC_SLOW_GUMR_H_CTSP 0x00000200
551 #define UCC_SLOW_GUMR_H_CDS 0x00000100
552 #define UCC_SLOW_GUMR_H_CTSS 0x00000080
553 #define UCC_SLOW_GUMR_H_TFL 0x00000040
554 #define UCC_SLOW_GUMR_H_RFW 0x00000020
555 #define UCC_SLOW_GUMR_H_TXSY 0x00000010
556 #define UCC_SLOW_GUMR_H_4SYNC 0x00000004
557 #define UCC_SLOW_GUMR_H_8SYNC 0x00000008
558 #define UCC_SLOW_GUMR_H_16SYNC 0x0000000c
559 #define UCC_SLOW_GUMR_H_RTSM 0x00000002
560 #define UCC_SLOW_GUMR_H_RSYN 0x00000001
561 
562 #define UCC_SLOW_GUMR_L_TCI 0x10000000
563 #define UCC_SLOW_GUMR_L_RINV 0x02000000
564 #define UCC_SLOW_GUMR_L_TINV 0x01000000
565 #define UCC_SLOW_GUMR_L_TEND 0x00040000
566 #define UCC_SLOW_GUMR_L_TDCR_MASK 0x00030000
567 #define UCC_SLOW_GUMR_L_TDCR_32 0x00030000
568 #define UCC_SLOW_GUMR_L_TDCR_16 0x00020000
569 #define UCC_SLOW_GUMR_L_TDCR_8 0x00010000
570 #define UCC_SLOW_GUMR_L_TDCR_1 0x00000000
571 #define UCC_SLOW_GUMR_L_RDCR_MASK 0x0000c000
572 #define UCC_SLOW_GUMR_L_RDCR_32 0x0000c000
573 #define UCC_SLOW_GUMR_L_RDCR_16 0x00008000
574 #define UCC_SLOW_GUMR_L_RDCR_8 0x00004000
575 #define UCC_SLOW_GUMR_L_RDCR_1 0x00000000
576 #define UCC_SLOW_GUMR_L_RENC_NRZI 0x00000800
577 #define UCC_SLOW_GUMR_L_RENC_NRZ 0x00000000
578 #define UCC_SLOW_GUMR_L_TENC_NRZI 0x00000100
579 #define UCC_SLOW_GUMR_L_TENC_NRZ 0x00000000
580 #define UCC_SLOW_GUMR_L_DIAG_MASK 0x000000c0
581 #define UCC_SLOW_GUMR_L_DIAG_LE 0x000000c0
582 #define UCC_SLOW_GUMR_L_DIAG_ECHO 0x00000080
583 #define UCC_SLOW_GUMR_L_DIAG_LOOP 0x00000040
584 #define UCC_SLOW_GUMR_L_DIAG_NORM 0x00000000
585 #define UCC_SLOW_GUMR_L_ENR 0x00000020
586 #define UCC_SLOW_GUMR_L_ENT 0x00000010
587 #define UCC_SLOW_GUMR_L_MODE_MASK 0x0000000F
588 #define UCC_SLOW_GUMR_L_MODE_BISYNC 0x00000008
589 #define UCC_SLOW_GUMR_L_MODE_AHDLC 0x00000006
590 #define UCC_SLOW_GUMR_L_MODE_UART 0x00000004
591 #define UCC_SLOW_GUMR_L_MODE_QMC 0x00000002
592 
593 /* General UCC FAST Mode Register */
594 #define UCC_FAST_GUMR_TCI 0x20000000
595 #define UCC_FAST_GUMR_TRX 0x10000000
596 #define UCC_FAST_GUMR_TTX 0x08000000
597 #define UCC_FAST_GUMR_CDP 0x04000000
598 #define UCC_FAST_GUMR_CTSP 0x02000000
599 #define UCC_FAST_GUMR_CDS 0x01000000
600 #define UCC_FAST_GUMR_CTSS 0x00800000
601 #define UCC_FAST_GUMR_TXSY 0x00020000
602 #define UCC_FAST_GUMR_RSYN 0x00010000
603 #define UCC_FAST_GUMR_RTSM 0x00002000
604 #define UCC_FAST_GUMR_REVD 0x00000400
605 #define UCC_FAST_GUMR_ENR 0x00000020
606 #define UCC_FAST_GUMR_ENT 0x00000010
607 
608 /* UART Slow UCC Event Register (UCCE) */
609 #define UCC_UART_UCCE_AB 0x0200
610 #define UCC_UART_UCCE_IDLE 0x0100
611 #define UCC_UART_UCCE_GRA 0x0080
612 #define UCC_UART_UCCE_BRKE 0x0040
613 #define UCC_UART_UCCE_BRKS 0x0020
614 #define UCC_UART_UCCE_CCR 0x0008
615 #define UCC_UART_UCCE_BSY 0x0004
616 #define UCC_UART_UCCE_TX 0x0002
617 #define UCC_UART_UCCE_RX 0x0001
618 
619 /* HDLC Slow UCC Event Register (UCCE) */
620 #define UCC_HDLC_UCCE_GLR 0x1000
621 #define UCC_HDLC_UCCE_GLT 0x0800
622 #define UCC_HDLC_UCCE_IDLE 0x0100
623 #define UCC_HDLC_UCCE_BRKE 0x0040
624 #define UCC_HDLC_UCCE_BRKS 0x0020
625 #define UCC_HDLC_UCCE_TXE 0x0010
626 #define UCC_HDLC_UCCE_RXF 0x0008
627 #define UCC_HDLC_UCCE_BSY 0x0004
628 #define UCC_HDLC_UCCE_TXB 0x0002
629 #define UCC_HDLC_UCCE_RXB 0x0001
630 
631 /* BISYNC Slow UCC Event Register (UCCE) */
632 #define UCC_BISYNC_UCCE_GRA 0x0080
633 #define UCC_BISYNC_UCCE_TXE 0x0010
634 #define UCC_BISYNC_UCCE_RCH 0x0008
635 #define UCC_BISYNC_UCCE_BSY 0x0004
636 #define UCC_BISYNC_UCCE_TXB 0x0002
637 #define UCC_BISYNC_UCCE_RXB 0x0001
638 
639 /* Gigabit Ethernet Fast UCC Event Register (UCCE) */
640 #define UCC_GETH_UCCE_MPD 0x80000000
641 #define UCC_GETH_UCCE_SCAR 0x40000000
642 #define UCC_GETH_UCCE_GRA 0x20000000
643 #define UCC_GETH_UCCE_CBPR 0x10000000
644 #define UCC_GETH_UCCE_BSY 0x08000000
645 #define UCC_GETH_UCCE_RXC 0x04000000
646 #define UCC_GETH_UCCE_TXC 0x02000000
647 #define UCC_GETH_UCCE_TXE 0x01000000
648 #define UCC_GETH_UCCE_TXB7 0x00800000
649 #define UCC_GETH_UCCE_TXB6 0x00400000
650 #define UCC_GETH_UCCE_TXB5 0x00200000
651 #define UCC_GETH_UCCE_TXB4 0x00100000
652 #define UCC_GETH_UCCE_TXB3 0x00080000
653 #define UCC_GETH_UCCE_TXB2 0x00040000
654 #define UCC_GETH_UCCE_TXB1 0x00020000
655 #define UCC_GETH_UCCE_TXB0 0x00010000
656 #define UCC_GETH_UCCE_RXB7 0x00008000
657 #define UCC_GETH_UCCE_RXB6 0x00004000
658 #define UCC_GETH_UCCE_RXB5 0x00002000
659 #define UCC_GETH_UCCE_RXB4 0x00001000
660 #define UCC_GETH_UCCE_RXB3 0x00000800
661 #define UCC_GETH_UCCE_RXB2 0x00000400
662 #define UCC_GETH_UCCE_RXB1 0x00000200
663 #define UCC_GETH_UCCE_RXB0 0x00000100
664 #define UCC_GETH_UCCE_RXF7 0x00000080
665 #define UCC_GETH_UCCE_RXF6 0x00000040
666 #define UCC_GETH_UCCE_RXF5 0x00000020
667 #define UCC_GETH_UCCE_RXF4 0x00000010
668 #define UCC_GETH_UCCE_RXF3 0x00000008
669 #define UCC_GETH_UCCE_RXF2 0x00000004
670 #define UCC_GETH_UCCE_RXF1 0x00000002
671 #define UCC_GETH_UCCE_RXF0 0x00000001
672 
673 /* UCC Protocol Specific Mode Register (UPSMR), when used for UART */
674 #define UCC_UART_UPSMR_FLC 0x8000
675 #define UCC_UART_UPSMR_SL 0x4000
676 #define UCC_UART_UPSMR_CL_MASK 0x3000
677 #define UCC_UART_UPSMR_CL_8 0x3000
678 #define UCC_UART_UPSMR_CL_7 0x2000
679 #define UCC_UART_UPSMR_CL_6 0x1000
680 #define UCC_UART_UPSMR_CL_5 0x0000
681 #define UCC_UART_UPSMR_UM_MASK 0x0c00
682 #define UCC_UART_UPSMR_UM_NORMAL 0x0000
683 #define UCC_UART_UPSMR_UM_MAN_MULTI 0x0400
684 #define UCC_UART_UPSMR_UM_AUTO_MULTI 0x0c00
685 #define UCC_UART_UPSMR_FRZ 0x0200
686 #define UCC_UART_UPSMR_RZS 0x0100
687 #define UCC_UART_UPSMR_SYN 0x0080
688 #define UCC_UART_UPSMR_DRT 0x0040
689 #define UCC_UART_UPSMR_PEN 0x0010
690 #define UCC_UART_UPSMR_RPM_MASK 0x000c
691 #define UCC_UART_UPSMR_RPM_ODD 0x0000
692 #define UCC_UART_UPSMR_RPM_LOW 0x0004
693 #define UCC_UART_UPSMR_RPM_EVEN 0x0008
694 #define UCC_UART_UPSMR_RPM_HIGH 0x000C
695 #define UCC_UART_UPSMR_TPM_MASK 0x0003
696 #define UCC_UART_UPSMR_TPM_ODD 0x0000
697 #define UCC_UART_UPSMR_TPM_LOW 0x0001
698 #define UCC_UART_UPSMR_TPM_EVEN 0x0002
699 #define UCC_UART_UPSMR_TPM_HIGH 0x0003
700 
701 /* UCC Protocol Specific Mode Register (UPSMR), when used for Ethernet */
702 #define UCC_GETH_UPSMR_FTFE 0x80000000
703 #define UCC_GETH_UPSMR_PTPE 0x40000000
704 #define UCC_GETH_UPSMR_ECM 0x04000000
705 #define UCC_GETH_UPSMR_HSE 0x02000000
706 #define UCC_GETH_UPSMR_PRO 0x00400000
707 #define UCC_GETH_UPSMR_CAP 0x00200000
708 #define UCC_GETH_UPSMR_RSH 0x00100000
709 #define UCC_GETH_UPSMR_RPM 0x00080000
710 #define UCC_GETH_UPSMR_R10M 0x00040000
711 #define UCC_GETH_UPSMR_RLPB 0x00020000
712 #define UCC_GETH_UPSMR_TBIM 0x00010000
713 #define UCC_GETH_UPSMR_RES1 0x00002000
714 #define UCC_GETH_UPSMR_RMM 0x00001000
715 #define UCC_GETH_UPSMR_CAM 0x00000400
716 #define UCC_GETH_UPSMR_BRO 0x00000200
717 #define UCC_GETH_UPSMR_SMM 0x00000080
718 #define UCC_GETH_UPSMR_SGMM 0x00000020
719 
720 /* UCC Transmit On Demand Register (UTODR) */
721 #define UCC_SLOW_TOD 0x8000
722 #define UCC_FAST_TOD 0x8000
723 
724 /* UCC Bus Mode Register masks */
725 /* Not to be confused with the Bundle Mode Register */
726 #define UCC_BMR_GBL 0x20
727 #define UCC_BMR_BO_BE 0x10
728 #define UCC_BMR_CETM 0x04
729 #define UCC_BMR_DTB 0x02
730 #define UCC_BMR_BDB 0x01
731 
732 /* Function code masks */
733 #define FC_GBL 0x20
734 #define FC_DTB_LCL 0x02
735 #define UCC_FAST_FUNCTION_CODE_GBL 0x20
736 #define UCC_FAST_FUNCTION_CODE_DTB_LCL 0x02
737 #define UCC_FAST_FUNCTION_CODE_BDB_LCL 0x01
738 
739 #endif /* __KERNEL__ */
740 #endif /* _ASM_POWERPC_QE_H */
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