/[gxemul]/upstream/0.4.4/src/include/i80321reg.h
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Contents of /upstream/0.4.4/src/include/i80321reg.h

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Revision 35 - (show annotations)
Mon Oct 8 16:21:26 2007 UTC (16 years, 6 months ago) by dpavlin
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0.4.4
1 /* GXemul: $Id: i80321reg.h,v 1.1 2005/10/17 05:32:21 debug Exp $ */
2 /* $NetBSD: i80321reg.h,v 1.14 2003/12/19 10:08:11 gavan Exp $ */
3
4 /*
5 * Copyright (c) 2002 Wasabi Systems, Inc.
6 * All rights reserved.
7 *
8 * Written by Jason R. Thorpe for Wasabi Systems, Inc.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed for the NetBSD Project by
21 * Wasabi Systems, Inc.
22 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
23 * or promote products derived from this software without specific prior
24 * written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
27 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #ifndef _ARM_XSCALE_I80321REG_H_
40 #define _ARM_XSCALE_I80321REG_H_
41
42 /*
43 * Register definitions for the Intel 80321 (``Verde'') I/O processor,
44 * based on the XScale core.
45 */
46
47 /*
48 * Base i80321 memory map:
49 *
50 * 0x0000.0000 - 0x7fff.ffff ATU Outbound Direct Addressing Window
51 * 0x8000.0000 - 0x9001.ffff ATU Outbound Translation Windows
52 * 0x9002.0000 - 0xffff.dfff External Memory
53 * 0xffff.e000 - 0xffff.e8ff Peripheral Memory Mapped Registers
54 * 0xffff.e900 - 0xffff.ffff Reserved
55 */
56
57 #define VERDE_OUT_DIRECT_WIN_BASE 0x00000000UL
58 #define VERDE_OUT_DIRECT_WIN_SIZE 0x80000000UL
59
60 #define VERDE_OUT_XLATE_MEM_WIN_SIZE 0x04000000UL
61 #define VERDE_OUT_XLATE_IO_WIN_SIZE 0x00010000UL
62
63 #define VERDE_OUT_XLATE_MEM_WIN0_BASE 0x80000000UL
64 #define VERDE_OUT_XLATE_MEM_WIN1_BASE 0x84000000UL
65
66 #define VERDE_OUT_XLATE_IO_WIN0_BASE 0x90000000UL
67
68 #define VERDE_EXTMEM_BASE 0x90020000UL
69
70 #define VERDE_PMMR_BASE 0xffffe000UL
71 #define VERDE_PMMR_SIZE 0x00001700UL
72
73 /*
74 * Peripheral Memory Mapped Registers. Defined as offsets
75 * from the VERDE_PMMR_BASE.
76 */
77 #define VERDE_ATU_BASE 0x0100
78 #define VERDE_ATU_SIZE 0x0100
79
80 #define VERDE_MU_BASE 0x0300
81 #define VERDE_MU_SIZE 0x0100
82
83 #define VERDE_DMA_BASE 0x0400
84 #define VERDE_DMA_BASE0 (VERDE_DMA_BASE + 0x00)
85 #define VERDE_DMA_BASE1 (VERDE_DMA_BASE + 0x40)
86 #define VERDE_DMA_SIZE 0x0100
87 #define VERDE_DMA_CHSIZE 0x0040
88
89 #define VERDE_MCU_BASE 0x0500
90 #define VERDE_MCU_SIZE 0x0100
91
92 #define VERDE_SSP_BASE 0x0600
93 #define VERDE_SSP_SIZE 0x0080
94
95 #define VERDE_PBIU_BASE 0x0680
96 #define VERDE_PBIU_SIZE 0x0080
97
98 #define VERDE_AAU_BASE 0x0800
99 #define VERDE_AAU_SIZE 0x0100
100
101 #define VERDE_I2C_BASE 0x1680
102 #define VERDE_I2C_BASE0 (VERDE_I2C_BASE + 0x00)
103 #define VERDE_I2C_BASE1 (VERDE_I2C_BASE + 0x20)
104 #define VERDE_I2C_SIZE 0x0080
105 #define VERDE_I2C_CHSIZE 0x0020
106
107 /*
108 * Address Translation Unit
109 */
110 /* 0x00 - 0x38 -- PCI configuration space header */
111 #define ATU_IALR0 0x40 /* Inbound ATU Limit 0 */
112 #define ATU_IATVR0 0x44 /* Inbound ATU Xlate Value 0 */
113 #define ATU_ERLR 0x48 /* Expansion ROM Limit */
114 #define ATU_ERTVR 0x4c /* Expansion ROM Xlate Value */
115 #define ATU_IALR1 0x50 /* Inbound ATU Limit 1 */
116 #define ATU_IALR2 0x54 /* Inbound ATU Limit 2 */
117 #define ATU_IATVR2 0x58 /* Inbound ATU Xlate Value 2 */
118 #define ATU_OIOWTVR 0x5c /* Outbound I/O Window Xlate Value */
119 #define ATU_OMWTVR0 0x60 /* Outbound Mem Window Xlate Value 0 */
120 #define ATU_OUMWTVR0 0x64 /* Outbound Mem Window Xlate Value 0 Upper */
121 #define ATU_OMWTVR1 0x68 /* Outbound Mem Window Xlate Value 1 */
122 #define ATU_OUMWTVR1 0x6c /* Outbound Mem Window Xlate Value 1 Upper */
123 #define ATU_OUDWTVR 0x78 /* Outbound Mem Direct Xlate Value Upper */
124 #define ATU_ATUCR 0x80 /* ATU Configuration */
125 #define ATU_PCSR 0x84 /* PCI Configuration and Status */
126 #define ATU_ATUISR 0x88 /* ATU Interrupt Status */
127 #define ATU_ATUIMR 0x8c /* ATU Interrupt Mask */
128 #define ATU_IABAR3 0x90 /* Inbound ATU Base Address 3 */
129 #define ATU_IAUBAR3 0x94 /* Inbound ATU Base Address 3 Upper */
130 #define ATU_IALR3 0x98 /* Inbound ATU Limit 3 */
131 #define ATU_IATVR3 0x9c /* Inbound ATU Xlate Value 3 */
132 #define ATU_OCCAR 0xa4 /* Outbound Configuration Cycle Address */
133 #define ATU_OCCDR 0xac /* Outbound Configuration Cycle Data */
134 #define ATU_MSI_PORT 0xb4 /* MSI port */
135 #define ATU_PDSCR 0xbc /* PCI Bus Drive Strength Control */
136 #define ATU_PCI_X_CAP_ID 0xe0 /* (1) */
137 #define ATU_PCI_X_NEXT 0xe1 /* (1) */
138 #define ATU_PCIXCMD 0xe2 /* PCI-X Command Register (2) */
139 #define ATU_PCIXSR 0xe4 /* PCI-X Status Register */
140
141 #define ATUCR_DRC_ALIAS (1U << 19)
142 #define ATUCR_DAU2GXEN (1U << 18)
143 #define ATUCR_P_SERR_MA (1U << 16)
144 #define ATUCR_DTS (1U << 15)
145 #define ATUCR_P_SERR_DIE (1U << 9)
146 #define ATUCR_DAE (1U << 8)
147 #define ATUCR_BIST_IE (1U << 3)
148 #define ATUCR_OUT_EN (1U << 1)
149
150 #define PCSR_DAAAPE (1U << 18)
151 #define PCSR_PCI_X_CAP (3U << 16)
152 #define PCSR_PCI_X_CAP_BORING (0 << 16)
153 #define PCSR_PCI_X_CAP_66 (1U << 16)
154 #define PCSR_PCI_X_CAP_100 (2U << 16)
155 #define PCSR_PCI_X_CAP_133 (3U << 16)
156 #define PCSR_OTQB (1U << 15)
157 #define PCSR_IRTQB (1U << 14)
158 #define PCSR_DTV (1U << 12)
159 #define PCSR_BUS66 (1U << 10)
160 #define PCSR_BUS64 (1U << 8)
161 #define PCSR_RIB (1U << 5)
162 #define PCSR_RPB (1U << 4)
163 #define PCSR_CCR (1U << 2)
164 #define PCSR_CPR (1U << 1)
165
166 #define ATUISR_IMW1BU (1U << 14)
167 #define ATUISR_ISCEM (1U << 13)
168 #define ATUISR_RSCEM (1U << 12)
169 #define ATUISR_PST (1U << 11)
170 #define ATUISR_P_SERR_ASRT (1U << 10)
171 #define ATUISR_DPE (1U << 9)
172 #define ATUISR_BIST (1U << 8)
173 #define ATUISR_IBMA (1U << 7)
174 #define ATUISR_P_SERR_DET (1U << 4)
175 #define ATUISR_PMA (1U << 3)
176 #define ATUISR_PTAM (1U << 2)
177 #define ATUISR_PTAT (1U << 1)
178 #define ATUISR_PMPE (1U << 0)
179
180 #define ATUIMR_IMW1BU (1U << 11)
181 #define ATUIMR_ISCEM (1U << 10)
182 #define ATUIMR_RSCEM (1U << 9)
183 #define ATUIMR_PST (1U << 8)
184 #define ATUIMR_DPE (1U << 7)
185 #define ATUIMR_P_SERR_ASRT (1U << 6)
186 #define ATUIMR_PMA (1U << 5)
187 #define ATUIMR_PTAM (1U << 4)
188 #define ATUIMR_PTAT (1U << 3)
189 #define ATUIMR_PMPE (1U << 2)
190 #define ATUIMR_IE_SERR_EN (1U << 1)
191 #define ATUIMR_ECC_TAE (1U << 0)
192
193 #define PCIXCMD_MOST_1 (0 << 4)
194 #define PCIXCMD_MOST_2 (1 << 4)
195 #define PCIXCMD_MOST_3 (2 << 4)
196 #define PCIXCMD_MOST_4 (3 << 4)
197 #define PCIXCMD_MOST_8 (4 << 4)
198 #define PCIXCMD_MOST_12 (5 << 4)
199 #define PCIXCMD_MOST_16 (6 << 4)
200 #define PCIXCMD_MOST_32 (7 << 4)
201 #define PCIXCMD_MOST_MASK (7 << 4)
202 #define PCIXCMD_MMRBC_512 (0 << 2)
203 #define PCIXCMD_MMRBC_1024 (1 << 2)
204 #define PCIXCMD_MMRBC_2048 (2 << 2)
205 #define PCIXCMD_MMRBC_4096 (3 << 2)
206 #define PCIXCMD_MMRBC_MASK (3 << 2)
207 #define PCIXCMD_ERO (1U << 1)
208 #define PCIXCMD_DPERE (1U << 0)
209
210 #define PCIXSR_RSCEM (1U << 29)
211 #define PCIXSR_DMCRS_MASK (7 << 26)
212 #define PCIXSR_DMOST_MASK (7 << 23)
213 #define PCIXSR_COMPLEX (1U << 20)
214 #define PCIXSR_USC (1U << 19)
215 #define PCIXSR_SCD (1U << 18)
216 #define PCIXSR_133_CAP (1U << 17)
217 #define PCIXSR_32PCI (1U << 16) /* 0 = 32, 1 = 64 */
218 #define PCIXSR_BUSNO(x) (((x) & 0xff00) >> 8)
219 #define PCIXSR_DEVNO(x) (((x) & 0xf8) >> 3)
220 #define PCIXSR_FUNCNO(x) ((x) & 0x7)
221
222 /*
223 * Memory Controller Unit
224 */
225 #define MCU_SDIR 0x00 /* DDR SDRAM Init. Register */
226 #define MCU_SDCR 0x04 /* DDR SDRAM Control Register */
227 #define MCU_SDBR 0x08 /* SDRAM Base Register */
228 #define MCU_SBR0 0x0c /* SDRAM Boundary 0 */
229 #define MCU_SBR1 0x10 /* SDRAM Boundary 1 */
230 #define MCU_ECCR 0x34 /* ECC Control Register */
231 #define MCU_ELOG0 0x38 /* ECC Log 0 */
232 #define MCU_ELOG1 0x3c /* ECC Log 1 */
233 #define MCU_ECAR0 0x40 /* ECC address 0 */
234 #define MCU_ECAR1 0x44 /* ECC address 1 */
235 #define MCU_ECTST 0x48 /* ECC test register */
236 #define MCU_MCISR 0x4c /* MCU Interrupt Status Register */
237 #define MCU_RFR 0x50 /* Refresh Frequency Register */
238 #define MCU_DBUDSR 0x54 /* Data Bus Pull-up Drive Strength */
239 #define MCU_DBDDSR 0x58 /* Data Bus Pull-down Drive Strength */
240 #define MCU_CUDSR 0x5c /* Clock Pull-up Drive Strength */
241 #define MCU_CDDSR 0x60 /* Clock Pull-down Drive Strength */
242 #define MCU_CEUDSR 0x64 /* Clock En Pull-up Drive Strength */
243 #define MCU_CEDDSR 0x68 /* Clock En Pull-down Drive Strength */
244 #define MCU_CSUDSR 0x6c /* Chip Sel Pull-up Drive Strength */
245 #define MCU_CSDDSR 0x70 /* Chip Sel Pull-down Drive Strength */
246 #define MCU_REUDSR 0x74 /* Rx En Pull-up Drive Strength */
247 #define MCU_REDDSR 0x78 /* Rx En Pull-down Drive Strength */
248 #define MCU_ABUDSR 0x7c /* Addr Bus Pull-up Drive Strength */
249 #define MCU_ABDDSR 0x80 /* Addr Bus Pull-down Drive Strength */
250 #define MCU_DSDR 0x84 /* Data Strobe Delay Register */
251 #define MCU_REDR 0x88 /* Rx Enable Delay Register */
252
253 #define SDCR_DIMMTYPE (1U << 1) /* 0 = unbuf, 1 = reg */
254 #define SDCR_BUSWIDTH (1U << 2) /* 0 = 64, 1 = 32 */
255
256 #define SBRx_TECH (1U << 31)
257 #define SBRx_BOUND 0x0000003f
258
259 #define ECCR_SBERE (1U << 0)
260 #define ECCR_MBERE (1U << 1)
261 #define ECCR_SBECE (1U << 2)
262 #define ECCR_ECCEN (1U << 3)
263
264 #define ELOGx_SYNDROME 0x000000ff
265 #define ELOGx_ERRTYPE (1U << 8) /* 1 = multi-bit */
266 #define ELOGx_RW (1U << 12) /* 1 = write error */
267 /*
268 * Dev ID Func Requester
269 * 2 0 XScale core
270 * 2 1 ATU
271 * 13 0 DMA channel 0
272 * 13 1 DMA channel 1
273 * 26 0 ATU
274 */
275 #define ELOGx_REQ_DEV(x) (((x) >> 19) & 0x1f)
276 #define ELOGx_REQ_FUNC(x) (((x) >> 16) & 0x3)
277
278 #define MCISR_ECC_ERR0 (1U << 0)
279 #define MCISR_ECC_ERR1 (1U << 1)
280 #define MCISR_ECC_ERRN (1U << 2)
281
282 /*
283 * Timers
284 *
285 * The i80321 timer registers are available in both memory-mapped
286 * and coprocessor spaces. Most of the registers are read-only
287 * if memory-mapped, so we access them via coprocessor space.
288 *
289 * TMR0 cp6 c0,1 0xffffe7e0
290 * TMR1 cp6 c1,1 0xffffe7e4
291 * TCR0 cp6 c2,1 0xffffe7e8
292 * TCR1 cp6 c3,1 0xffffe7ec
293 * TRR0 cp6 c4,1 0xffffe7f0
294 * TRR1 cp6 c5,1 0xffffe7f4
295 * TISR cp6 c6,1 0xffffe7f8
296 * WDTCR cp6 c7,1 0xffffe7fc
297 */
298
299 #define TMRx_TC (1U << 0)
300 #define TMRx_ENABLE (1U << 1)
301 #define TMRx_RELOAD (1U << 2)
302 #define TMRx_CSEL_CORE (0 << 4)
303 #define TMRx_CSEL_CORE_div4 (1 << 4)
304 #define TMRx_CSEL_CORE_div8 (2 << 4)
305 #define TMRx_CSEL_CORE_div16 (3 << 4)
306
307 #define TISR_TMR0 (1U << 0)
308 #define TISR_TMR1 (1U << 1)
309
310 #define WDTCR_ENABLE1 0x1e1e1e1e
311 #define WDTCR_ENABLE2 0xe1e1e1e1
312
313 /*
314 * Interrupt Controller Unit.
315 *
316 * INTCTL cp6 c0,0 0xffffe7d0
317 * INTSTR cp6 c4,0 0xffffe7d4
318 * IINTSRC cp6 c8,0 0xffffe7d8
319 * FINTSRC cp6 c9,0 0xffffe7dc
320 * PIRSR 0xffffe1ec
321 */
322
323 #define ICU_PIRSR 0x01ec
324 #define ICU_GPOE 0x07c4
325 #define ICU_GPID 0x07c8
326 #define ICU_GPOD 0x07cc
327
328 /*
329 * NOTE: WE USE THE `bitXX' BITS TO INDICATE PENDING SOFTWARE
330 * INTERRUPTS. See i80321_icu.c
331 */
332 #define ICU_INT_HPI 31 /* high priority interrupt */
333 #define ICU_INT_XINT0 27 /* external interrupts */
334 #define ICU_INT_XINT(x) ((x) + ICU_INT_XINT0)
335 #define ICU_INT_bit26 26
336 #define ICU_INT_SSP 25 /* SSP serial port */
337 #define ICU_INT_MUE 24 /* msg unit error */
338 #define ICU_INT_AAUE 23 /* AAU error */
339 #define ICU_INT_bit22 22
340 #define ICU_INT_DMA1E 21 /* DMA Ch 1 error */
341 #define ICU_INT_DMA0E 20 /* DMA Ch 0 error */
342 #define ICU_INT_MCUE 19 /* memory controller error */
343 #define ICU_INT_ATUE 18 /* ATU error */
344 #define ICU_INT_BIUE 17 /* bus interface unit error */
345 #define ICU_INT_PMU 16 /* XScale PMU */
346 #define ICU_INT_PPM 15 /* peripheral PMU */
347 #define ICU_INT_BIST 14 /* ATU Start BIST */
348 #define ICU_INT_MU 13 /* messaging unit */
349 #define ICU_INT_I2C1 12 /* i2c unit 1 */
350 #define ICU_INT_I2C0 11 /* i2c unit 0 */
351 #define ICU_INT_TMR1 10 /* timer 1 */
352 #define ICU_INT_TMR0 9 /* timer 0 */
353 #define ICU_INT_CPPM 8 /* core processor PMU */
354 #define ICU_INT_AAU_EOC 7 /* AAU end-of-chain */
355 #define ICU_INT_AAU_EOT 6 /* AAU end-of-transfer */
356 #define ICU_INT_bit5 5
357 #define ICU_INT_bit4 4
358 #define ICU_INT_DMA1_EOC 3 /* DMA1 end-of-chain */
359 #define ICU_INT_DMA1_EOT 2 /* DMA1 end-of-transfer */
360 #define ICU_INT_DMA0_EOC 1 /* DMA0 end-of-chain */
361 #define ICU_INT_DMA0_EOT 0 /* DMA0 end-of-transfer */
362
363 #define ICU_INT_HWMASK (0xffffffff & \
364 ~((1 << ICU_INT_bit26) | \
365 (1 << ICU_INT_bit22) | \
366 (1 << ICU_INT_bit5) | \
367 (1 << ICU_INT_bit4)))
368
369 /*
370 * SSP Serial Port
371 */
372
373 #define SSP_SSCR0 0x00 /* SSC control 0 */
374 #define SSP_SSCR1 0x04 /* SSC control 1 */
375 #define SSP_SSSR 0x08 /* SSP status */
376 #define SSP_SSITR 0x0c /* SSP interrupt test */
377 #define SSP_SSDR 0x10 /* SSP data */
378
379 #define SSP_SSCR0_DSIZE(x) ((x) - 1)/* data size: 4..16 */
380 #define SSP_SSCR0_FRF_SPI (0 << 4) /* Motorola Serial Periph Iface */
381 #define SSP_SSCR0_FRF_SSP (1U << 4)/* TI Sync. Serial Protocol */
382 #define SSP_SSCR0_FRF_UWIRE (2U << 4)/* NatSemi Microwire */
383 #define SSP_SSCR0_FRF_rsvd (3U << 4)/* reserved */
384 #define SSP_SSCR0_ECS (1U << 6)/* external clock select */
385 #define SSP_SSCR0_SSE (1U << 7)/* sync. serial port enable */
386 #define SSP_SSCR0_SCR(x) ((x) << 8)/* serial clock rate */
387 /* bit rate = 3.6864 * 10e6 /
388 (2 * (SCR + 1)) */
389
390 #define SSP_SSCR1_RIE (1U << 0)/* Rx FIFO interrupt enable */
391 #define SSP_SSCR1_TIE (1U << 1)/* Tx FIFO interrupt enable */
392 #define SSP_SSCR1_LBM (1U << 2)/* loopback mode enable */
393 #define SSP_SSCR1_SPO (1U << 3)/* Moto SPI SSCLK pol. (1 = high) */
394 #define SSP_SSCR1_SPH (1U << 4)/* Moto SPI SSCLK phase:
395 0 = inactive full at start,
396 1/2 at end of frame
397 1 = inactive 1/2 at start,
398 full at end of frame */
399 #define SSP_SSCR1_MWDS (1U << 5)/* Microwire data size:
400 0 = 8 bit
401 1 = 16 bit */
402 #define SSP_SSCR1_TFT (((x) - 1) << 6) /* Tx FIFO threshold */
403 #define SSP_SSCR1_RFT (((x) - 1) << 10)/* Rx FIFO threshold */
404 #define SSP_SSCR1_EFWR (1U << 14)/* enab. FIFO write/read */
405 #define SSP_SSCR1_STRF (1U << 15)/* FIFO write/read FIFO select:
406 0 = Tx FIFO
407 1 = Rx FIFO */
408
409 #define SSP_SSSR_TNF (1U << 2)/* Tx FIFO not full */
410 #define SSP_SSSR_RNE (1U << 3)/* Rx FIFO not empty */
411 #define SSP_SSSR_BSY (1U << 4)/* SSP is busy */
412 #define SSP_SSSR_TFS (1U << 5)/* Tx FIFO service request */
413 #define SSP_SSSR_RFS (1U << 6)/* Rx FIFO service request */
414 #define SSP_SSSR_ROR (1U << 7)/* Rx FIFO overrun */
415 #define SSP_SSSR_TFL(x) (((x) >> 8) & 0xf) /* Tx FIFO level */
416 #define SSP_SSSR_RFL(x) (((x) >> 12) & 0xf)/* Rx FIFO level */
417
418 #define SSP_SSITR_TTFS (1U << 5)/* Test Tx FIFO service */
419 #define SSP_SSITR_TRFS (1U << 6)/* Test Rx FIFO service */
420 #define SSP_SSITR_TROR (1U << 7)/* Test Rx overrun */
421
422 /*
423 * Peripheral Bus Interface Unit
424 */
425
426 #define PBIU_PBCR 0x00 /* PBIU Control Register */
427 #define PBIU_PBBAR0 0x08 /* PBIU Base Address Register 0 */
428 #define PBIU_PBLR0 0x0c /* PBIU Limit Register 0 */
429 #define PBIU_PBBAR1 0x10 /* PBIU Base Address Register 1 */
430 #define PBIU_PBLR1 0x14 /* PBIU Limit Register 1 */
431 #define PBIU_PBBAR2 0x18 /* PBIU Base Address Register 2 */
432 #define PBIU_PBLR2 0x1c /* PBIU Limit Register 2 */
433 #define PBIU_PBBAR3 0x20 /* PBIU Base Address Register 3 */
434 #define PBIU_PBLR3 0x24 /* PBIU Limit Register 3 */
435 #define PBIU_PBBAR4 0x28 /* PBIU Base Address Register 4 */
436 #define PBIU_PBLR4 0x2c /* PBIU Limit Register 4 */
437 #define PBIU_PBBAR5 0x30 /* PBIU Base Address Register 5 */
438 #define PBIU_PBLR5 0x34 /* PBIU Limit Register 5 */
439 #define PBIU_DSCR 0x38 /* PBIU Drive Strength Control Reg. */
440 #define PBIU_MBR0 0x40 /* PBIU Memory-less Boot Reg. 0 */
441 #define PBIU_MBR1 0x60 /* PBIU Memory-less Boot Reg. 1 */
442 #define PBIU_MBR2 0x64 /* PBIU Memory-less Boot Reg. 2 */
443
444 #define PBIU_PBCR_PBIEN (1 << 0)
445 #define PBIU_PBCR_PBI100 (1 << 1)
446 #define PBIU_PBCR_PBI66 (2 << 1)
447 #define PBIU_PBCR_PBI33 (3 << 1)
448 #define PBIU_PBCR_PBBEN (1 << 3)
449
450 #define PBIU_PBARx_WIDTH8 (0 << 0)
451 #define PBIU_PBARx_WIDTH16 (1 << 0)
452 #define PBIU_PBARx_WIDTH32 (2 << 0)
453 #define PBIU_PBARx_ADWAIT4 (0 << 2)
454 #define PBIU_PBARx_ADWAIT8 (1 << 2)
455 #define PBIU_PBARx_ADWAIT12 (2 << 2)
456 #define PBIU_PBARx_ADWAIT16 (3 << 2)
457 #define PBIU_PBARx_ADWAIT20 (4 << 2)
458 #define PBIU_PBARx_RCWAIT1 (0 << 6)
459 #define PBIU_PBARx_RCWAIT4 (1 << 6)
460 #define PBIU_PBARx_RCWAIT8 (2 << 6)
461 #define PBIU_PBARx_RCWAIT12 (3 << 6)
462 #define PBIU_PBARx_RCWAIT16 (4 << 6)
463 #define PBIU_PBARx_RCWAIT20 (5 << 6)
464 #define PBIU_PBARx_FWE (1 << 9)
465 #define PBIU_BASE_MASK 0xfffff000U
466
467 #define PBIU_PBLRx_SIZE(x) (~((x) - 1))
468
469 /*
470 * Messaging Unit
471 */
472 #define MU_IMR0 0x0010 /* MU Inbound Message Register 0 */
473 #define MU_IMR1 0x0014 /* MU Inbound Message Register 1 */
474 #define MU_OMR0 0x0018 /* MU Outbound Message Register 0 */
475 #define MU_OMR1 0x001c /* MU Outbound Message Register 1 */
476 #define MU_IDR 0x0020 /* MU Inbound Doorbell Register */
477 #define MU_IISR 0x0024 /* MU Inbound Interrupt Status Reg */
478 #define MU_IIMR 0x0028 /* MU Inbound Interrupt Mask Reg */
479 #define MU_ODR 0x002c /* MU Outbound Doorbell Register */
480 #define MU_OISR 0x0030 /* MU Outbound Interrupt Status Reg */
481 #define MU_OIMR 0x0034 /* MU Outbound Interrupt Mask Reg */
482 #define MU_MUCR 0x0050 /* MU Configuration Register */
483 #define MU_QBAR 0x0054 /* MU Queue Base Address Register */
484 #define MU_IFHPR 0x0060 /* MU Inbound Free Head Pointer Reg */
485 #define MU_IFTPR 0x0064 /* MU Inbound Free Tail Pointer Reg */
486 #define MU_IPHPR 0x0068 /* MU Inbound Post Head Pointer Reg */
487 #define MU_IPTPR 0x006c /* MU Inbound Post Tail Pointer Reg */
488 #define MU_OFHPR 0x0070 /* MU Outbound Free Head Pointer Reg */
489 #define MU_OFTPR 0x0074 /* MU Outbound Free Tail Pointer Reg */
490 #define MU_OPHPR 0x0078 /* MU Outbound Post Head Pointer Reg */
491 #define MU_OPTPR 0x007c /* MU Outbound Post Tail Pointer Reg */
492 #define MU_IAR 0x0080 /* MU Index Address Register */
493
494 #define MU_IIMR_IRI (1 << 6) /* Index Register Interrupt */
495 #define MU_IIMR_OFQFI (1 << 5) /* Outbound Free Queue Full Int. */
496 #define MU_IIMR_IPQI (1 << 4) /* Inbound Post Queue Interrupt */
497 #define MU_IIMR_EDI (1 << 3) /* Error Doorbell Interrupt */
498 #define MU_IIMR_IDI (1 << 2) /* Inbound Doorbell Interrupt */
499 #define MU_IIMR_IM1I (1 << 1) /* Inbound Message 1 Interrupt */
500 #define MU_IIMR_IM0I (1 << 0) /* Inbound Message 0 Interrupt */
501
502 #endif /* _ARM_XSCALE_I80321REG_H_ */

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