1 /*
2  *  This program is free software; you can redistribute  it and/or modify it
3  *  under  the terms of  the GNU General  Public License as published by the
4  *  Free Software Foundation;  either version 2 of the  License, or (at your
5  *  option) any later version.
6  *
7  *  THIS  SOFTWARE  IS PROVIDED   ``AS  IS'' AND   ANY  EXPRESS OR IMPLIED
8  *  WARRANTIES,   INCLUDING, BUT NOT  LIMITED  TO, THE IMPLIED WARRANTIES OF
9  *  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN
10  *  NO  EVENT  SHALL   THE AUTHOR  BE    LIABLE FOR ANY   DIRECT, INDIRECT,
11  *  INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
12  *  NOT LIMITED   TO, PROCUREMENT OF  SUBSTITUTE GOODS  OR SERVICES; LOSS OF
13  *  USE, DATA,  OR PROFITS; OR  BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
14  *  ANY THEORY OF LIABILITY, WHETHER IN  CONTRACT, STRICT LIABILITY, OR TORT
15  *  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
16  *  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
17  *
18  *  You should have received a copy of the  GNU General Public License along
19  *  with this program; if not, write  to the Free Software Foundation, Inc.,
20  *  675 Mass Ave, Cambridge, MA 02139, USA.
21  *
22  * Copyright 2004 IDT Inc. (rischelp@idt.com)
23  *
24  * Initial Release
25  */
26 
27 #ifndef _ASM_RC32434_PCI_H_
28 #define _ASM_RC32434_PCI_H_
29 
30 #define epld_mask ((volatile unsigned char *)0xB900000d)
31 
32 #define PCI0_BASE_ADDR		0x18080000
33 #define PCI_LBA_COUNT		4
34 
35 struct pci_map {
36 	u32 address;		/* Address. */
37 	u32 control;		/* Control. */
38 	u32 mapping;		/* mapping. */
39 };
40 
41 struct pci_reg {
42 	u32 pcic;
43 	u32 pcis;
44 	u32 pcism;
45 	u32 pcicfga;
46 	u32 pcicfgd;
47 	volatile struct pci_map pcilba[PCI_LBA_COUNT];
48 	u32 pcidac;
49 	u32 pcidas;
50 	u32 pcidasm;
51 	u32 pcidad;
52 	u32 pcidma8c;
53 	u32 pcidma9c;
54 	u32 pcitc;
55 };
56 
57 #define PCI_MSU_COUNT		2
58 
59 struct pci_msu {
60 	u32 pciim[PCI_MSU_COUNT];
61 	u32 pciom[PCI_MSU_COUNT];
62 	u32 pciid;
63 	u32 pciiic;
64 	u32 pciiim;
65 	u32 pciiod;
66 	u32 pciioic;
67 	u32 pciioim;
68 };
69 
70 /*
71  * PCI Control Register
72  */
73 
74 #define PCI_CTL_EN		(1 << 0)
75 #define PCI_CTL_TNR		(1 << 1)
76 #define PCI_CTL_SCE		(1 << 2)
77 #define PCI_CTL_IEN		(1 << 3)
78 #define PCI_CTL_AAA		(1 << 4)
79 #define PCI_CTL_EAP		(1 << 5)
80 #define PCI_CTL_PCIM_BIT	6
81 #define PCI_CTL_PCIM		0x000001c0
82 
83 #define PCI_CTL_PCIM_DIS	0
84 #define PCI_CTL_PCIM_TNR	1 /* Satellite - target not ready */
85 #define PCI_CTL_PCIM_SUS	2 /* Satellite - suspended CPU. */
86 #define PCI_CTL_PCIM_EXT	3 /* Host - external arbiter. */
87 #define PCI_CTL PCIM_PRIO	4 /* Host - fixed priority arb. */
88 #define PCI_CTL_PCIM_RR		5 /* Host - round robin priority. */
89 #define PCI_CTL_PCIM_RSVD6	6
90 #define PCI_CTL_PCIM_RSVD7	7
91 
92 #define PCI_CTL_IGM		(1 << 9)
93 
94 /*
95  * PCI Status Register
96  */
97 
98 #define PCI_STAT_EED		(1 << 0)
99 #define PCI_STAT_WR		(1 << 1)
100 #define PCI_STAT_NMI		(1 << 2)
101 #define PCI_STAT_II		(1 << 3)
102 #define PCI_STAT_CWE		(1 << 4)
103 #define PCI_STAT_CRE		(1 << 5)
104 #define PCI_STAT_MDPE		(1 << 6)
105 #define PCI_STAT_STA		(1 << 7)
106 #define PCI_STAT_RTA		(1 << 8)
107 #define PCI_STAT_RMA		(1 << 9)
108 #define PCI_STAT_SSE		(1 << 10)
109 #define PCI_STAT_OSE		(1 << 11)
110 #define PCI_STAT_PE		(1 << 12)
111 #define PCI_STAT_TAE		(1 << 13)
112 #define PCI_STAT_RLE		(1 << 14)
113 #define PCI_STAT_BME		(1 << 15)
114 #define PCI_STAT_PRD		(1 << 16)
115 #define PCI_STAT_RIP		(1 << 17)
116 
117 /*
118  * PCI Status Mask Register
119  */
120 
121 #define PCI_STATM_EED		PCI_STAT_EED
122 #define PCI_STATM_WR		PCI_STAT_WR
123 #define PCI_STATM_NMI		PCI_STAT_NMI
124 #define PCI_STATM_II		PCI_STAT_II
125 #define PCI_STATM_CWE		PCI_STAT_CWE
126 #define PCI_STATM_CRE		PCI_STAT_CRE
127 #define PCI_STATM_MDPE		PCI_STAT_MDPE
128 #define PCI_STATM_STA		PCI_STAT_STA
129 #define PCI_STATM_RTA		PCI_STAT_RTA
130 #define PCI_STATM_RMA		PCI_STAT_RMA
131 #define PCI_STATM_SSE		PCI_STAT_SSE
132 #define PCI_STATM_OSE		PCI_STAT_OSE
133 #define PCI_STATM_PE		PCI_STAT_PE
134 #define PCI_STATM_TAE		PCI_STAT_TAE
135 #define PCI_STATM_RLE		PCI_STAT_RLE
136 #define PCI_STATM_BME		PCI_STAT_BME
137 #define PCI_STATM_PRD		PCI_STAT_PRD
138 #define PCI_STATM_RIP		PCI_STAT_RIP
139 
140 /*
141  * PCI Configuration Address Register
142  */
143 #define PCI_CFGA_REG_BIT	2
144 #define PCI_CFGA_REG		0x000000fc
145 #define	 PCI_CFGA_REG_ID	(0x00 >> 2)	/* use PCFGID */
146 #define	 PCI_CFGA_REG_04	(0x04 >> 2)	/* use PCFG04_ */
147 #define	 PCI_CFGA_REG_08	(0x08 >> 2)	/* use PCFG08_ */
148 #define	 PCI_CFGA_REG_0C	(0x0C >> 2)	/* use PCFG0C_ */
149 #define	 PCI_CFGA_REG_PBA0	(0x10 >> 2)	/* use PCIPBA_ */
150 #define	 PCI_CFGA_REG_PBA1	(0x14 >> 2)	/* use PCIPBA_ */
151 #define	 PCI_CFGA_REG_PBA2	(0x18 >> 2)	/* use PCIPBA_ */
152 #define	 PCI_CFGA_REG_PBA3	(0x1c >> 2)	/* use PCIPBA_ */
153 #define	 PCI_CFGA_REG_SUBSYS	(0x2c >> 2)	/* use PCFGSS_ */
154 #define	 PCI_CFGA_REG_3C	(0x3C >> 2)	/* use PCFG3C_ */
155 #define	 PCI_CFGA_REG_PBBA0C	(0x44 >> 2)	/* use PCIPBAC_ */
156 #define	 PCI_CFGA_REG_PBA0M	(0x48 >> 2)
157 #define	 PCI_CFGA_REG_PBA1C	(0x4c >> 2)	/* use PCIPBAC_ */
158 #define	 PCI_CFGA_REG_PBA1M	(0x50 >> 2)
159 #define	 PCI_CFGA_REG_PBA2C	(0x54 >> 2)	/* use PCIPBAC_ */
160 #define	 PCI_CFGA_REG_PBA2M	(0x58 >> 2)
161 #define	 PCI_CFGA_REG_PBA3C	(0x5c >> 2)	/* use PCIPBAC_ */
162 #define	 PCI_CFGA_REG_PBA3M	(0x60 >> 2)
163 #define	 PCI_CFGA_REG_PMGT	(0x64 >> 2)
164 #define PCI_CFGA_FUNC_BIT	8
165 #define PCI_CFGA_FUNC		0x00000700
166 #define PCI_CFGA_DEV_BIT	11
167 #define PCI_CFGA_DEV		0x0000f800
168 #define PCI_CFGA_DEV_INTERN	0
169 #define PCI_CFGA_BUS_BIT	16
170 #define PCI CFGA_BUS		0x00ff0000
171 #define PCI_CFGA_BUS_TYPE0	0
172 #define PCI_CFGA_EN		(1 << 31)
173 
174 /* PCI CFG04 commands */
175 #define PCI_CFG04_CMD_IO_ENA	(1 << 0)
176 #define PCI_CFG04_CMD_MEM_ENA	(1 << 1)
177 #define PCI_CFG04_CMD_BM_ENA	(1 << 2)
178 #define PCI_CFG04_CMD_MW_INV	(1 << 4)
179 #define PCI_CFG04_CMD_PAR_ENA	(1 << 6)
180 #define PCI_CFG04_CMD_SER_ENA	(1 << 8)
181 #define PCI_CFG04_CMD_FAST_ENA	(1 << 9)
182 
183 /* PCI CFG04 status fields */
184 #define PCI_CFG04_STAT_BIT	16
185 #define PCI_CFG04_STAT		0xffff0000
186 #define PCI_CFG04_STAT_66_MHZ	(1 << 21)
187 #define PCI_CFG04_STAT_FBB	(1 << 23)
188 #define PCI_CFG04_STAT_MDPE	(1 << 24)
189 #define PCI_CFG04_STAT_DST	(1 << 25)
190 #define PCI_CFG04_STAT_STA	(1 << 27)
191 #define PCI_CFG04_STAT_RTA	(1 << 28)
192 #define PCI_CFG04_STAT_RMA	(1 << 29)
193 #define PCI_CFG04_STAT_SSE	(1 << 30)
194 #define PCI_CFG04_STAT_PE	(1 << 31)
195 
196 #define PCI_PBA_MSI		(1 << 0)
197 #define PCI_PBA_P		(1 << 2)
198 
199 /* PCI PBAC registers */
200 #define PCI_PBAC_MSI		(1 << 0)
201 #define PCI_PBAC_P		(1 << 1)
202 #define PCI_PBAC_SIZE_BIT	2
203 #define PCI_PBAC_SIZE		0x0000007c
204 #define PCI_PBAC_SB		(1 << 7)
205 #define PCI_PBAC_PP		(1 << 8)
206 #define PCI_PBAC_MR_BIT		9
207 #define PCI_PBAC_MR		0x00000600
208 #define	 PCI_PBAC_MR_RD		0
209 #define	 PCI_PBAC_MR_RD_LINE	1
210 #define	 PCI_PBAC_MR_RD_MULT	2
211 #define PCI_PBAC_MRL		(1 << 11)
212 #define PCI_PBAC_MRM		(1 << 12)
213 #define PCI_PBAC_TRP		(1 << 13)
214 
215 #define PCI_CFG40_TRDY_TIM	0x000000ff
216 #define PCI_CFG40_RET_LIM	0x0000ff00
217 
218 /*
219  * PCI Local Base Address [0|1|2|3] Register
220  */
221 
222 #define PCI_LBA_BADDR_BIT	0
223 #define PCI_LBA_BADDR		0xffffff00
224 
225 /*
226  * PCI Local Base Address Control Register
227  */
228 
229 #define PCI_LBAC_MSI		(1 << 0)
230 #define	 PCI_LBAC_MSI_MEM	0
231 #define	 PCI_LBAC_MSI_IO	1
232 #define PCI_LBAC_SIZE_BIT	2
233 #define PCI_LBAC_SIZE		0x0000007c
234 #define PCI_LBAC_SB		(1 << 7)
235 #define PCI_LBAC_RT		(1 << 8)
236 #define	 PCI_LBAC_RT_NO_PREF	0
237 #define	 PCI_LBAC_RT_PREF	1
238 
239 /*
240  * PCI Local Base Address [0|1|2|3] Mapping Register
241  */
242 #define PCI_LBAM_MADDR_BIT	8
243 #define PCI_LBAM_MADDR		0xffffff00
244 
245 /*
246  * PCI Decoupled Access Control Register
247  */
248 #define PCI_DAC_DEN		(1 << 0)
249 
250 /*
251  * PCI Decoupled Access Status Register
252  */
253 #define PCI_DAS_D		(1 << 0)
254 #define PCI_DAS_B		(1 << 1)
255 #define PCI_DAS_E		(1 << 2)
256 #define PCI_DAS_OFE		(1 << 3)
257 #define PCI_DAS_OFF		(1 << 4)
258 #define PCI_DAS_IFE		(1 << 5)
259 #define PCI_DAS_IFF		(1 << 6)
260 
261 /*
262  * PCI DMA Channel 8 Configuration Register
263  */
264 #define PCI_DMA8C_MBS_BIT	0
265 #define PCI_DMA8C_MBS		0x00000fff /* Maximum Burst Size. */
266 #define PCI_DMA8C_OUR		(1 << 12)
267 
268 /*
269  * PCI DMA Channel 9 Configuration Register
270  */
271 #define PCI_DMA9C_MBS_BIT	0	/* Maximum Burst Size. */
272 #define PCI_DMA9C_MBS		0x00000fff
273 
274 /*
275  * PCI to Memory(DMA Channel 8) AND Memory to PCI DMA(DMA Channel 9)Descriptors
276  */
277 
278 #define PCI_DMAD_PT_BIT		22		/* in DEVCMD field (descriptor) */
279 #define PCI_DMAD_PT		0x00c00000	/* preferred transaction field */
280 /* These are for reads (DMA channel 8) */
281 #define PCI_DMAD_DEVCMD_MR	0		/* memory read */
282 #define PCI_DMAD_DEVCMD_MRL	1		/* memory read line */
283 #define PCI_DMAD_DEVCMD_MRM	2		/* memory read multiple */
284 #define PCI_DMAD_DEVCMD_IOR	3		/* I/O read */
285 /* These are for writes (DMA channel 9) */
286 #define PCI_DMAD_DEVCMD_MW	0		/* memory write */
287 #define PCI_DMAD_DEVCMD_MWI	1		/* memory write invalidate */
288 #define PCI_DMAD_DEVCMD_IOW	3		/* I/O write */
289 
290 /* Swap byte field applies to both DMA channel 8 and 9 */
291 #define PCI_DMAD_SB		(1 << 24)	/* swap byte field */
292 
293 
294 /*
295  * PCI Target Control Register
296  */
297 
298 #define PCI_TC_RTIMER_BIT	0
299 #define PCI_TC_RTIMER		0x000000ff
300 #define PCI_TC_DTIMER_BIT	8
301 #define PCI_TC_DTIMER		0x0000ff00
302 #define PCI_TC_RDR		(1 << 18)
303 #define PCI_TC_DDT		(1 << 19)
304 
305 /*
306  * PCI messaging unit [applies to both inbound and outbound registers ]
307  */
308 #define PCI_MSU_M0		(1 << 0)
309 #define PCI_MSU_M1		(1 << 1)
310 #define PCI_MSU_DB		(1 << 2)
311 
312 #define PCI_MSG_ADDR		0xB8088010
313 #define PCI0_ADDR		0xB8080000
314 #define rc32434_pci ((struct pci_reg *) PCI0_ADDR)
315 #define rc32434_pci_msg ((struct pci_msu *) PCI_MSG_ADDR)
316 
317 #define PCIM_SHFT		0x6
318 #define PCIM_BIT_LEN		0x7
319 #define PCIM_H_EA		0x3
320 #define PCIM_H_IA_FIX		0x4
321 #define PCIM_H_IA_RR		0x5
322 
323 #define PCI_ADDR_START		0x50000000
324 
325 #define CPUTOPCI_MEM_WIN	0x02000000
326 #define CPUTOPCI_IO_WIN		0x00100000
327 #define PCILBA_SIZE_SHFT	2
328 #define PCILBA_SIZE_MASK	0x1F
329 #define SIZE_256MB		0x1C
330 #define SIZE_128MB		0x1B
331 #define SIZE_64MB		0x1A
332 #define SIZE_32MB		0x19
333 #define SIZE_16MB		0x18
334 #define SIZE_4MB		0x16
335 #define SIZE_2MB		0x15
336 #define SIZE_1MB		0x14
337 #define KORINA_CONFIG0_ADDR	0x80000000
338 #define KORINA_CONFIG1_ADDR	0x80000004
339 #define KORINA_CONFIG2_ADDR	0x80000008
340 #define KORINA_CONFIG3_ADDR	0x8000000C
341 #define KORINA_CONFIG4_ADDR	0x80000010
342 #define KORINA_CONFIG5_ADDR	0x80000014
343 #define KORINA_CONFIG6_ADDR	0x80000018
344 #define KORINA_CONFIG7_ADDR	0x8000001C
345 #define KORINA_CONFIG8_ADDR	0x80000020
346 #define KORINA_CONFIG9_ADDR	0x80000024
347 #define KORINA_CONFIG10_ADDR	0x80000028
348 #define KORINA_CONFIG11_ADDR	0x8000002C
349 #define KORINA_CONFIG12_ADDR	0x80000030
350 #define KORINA_CONFIG13_ADDR	0x80000034
351 #define KORINA_CONFIG14_ADDR	0x80000038
352 #define KORINA_CONFIG15_ADDR	0x8000003C
353 #define KORINA_CONFIG16_ADDR	0x80000040
354 #define KORINA_CONFIG17_ADDR	0x80000044
355 #define KORINA_CONFIG18_ADDR	0x80000048
356 #define KORINA_CONFIG19_ADDR	0x8000004C
357 #define KORINA_CONFIG20_ADDR	0x80000050
358 #define KORINA_CONFIG21_ADDR	0x80000054
359 #define KORINA_CONFIG22_ADDR	0x80000058
360 #define KORINA_CONFIG23_ADDR	0x8000005C
361 #define KORINA_CONFIG24_ADDR	0x80000060
362 #define KORINA_CONFIG25_ADDR	0x80000064
363 #define KORINA_CMD		(PCI_CFG04_CMD_IO_ENA | \
364 				 PCI_CFG04_CMD_MEM_ENA | \
365 				 PCI_CFG04_CMD_BM_ENA | \
366 				 PCI_CFG04_CMD_MW_INV | \
367 				 PCI_CFG04_CMD_PAR_ENA | \
368 				 PCI_CFG04_CMD_SER_ENA)
369 
370 #define KORINA_STAT		(PCI_CFG04_STAT_MDPE | \
371 				 PCI_CFG04_STAT_STA | \
372 				 PCI_CFG04_STAT_RTA | \
373 				 PCI_CFG04_STAT_RMA | \
374 				 PCI_CFG04_STAT_SSE | \
375 				 PCI_CFG04_STAT_PE)
376 
377 #define KORINA_CNFG1		(KORINA_STAT | KORINA_CMD)
378 
379 #define KORINA_REVID		0
380 #define KORINA_CLASS_CODE	0
381 #define KORINA_CNFG2		((KORINA_CLASS_CODE<<8) | \
382 				  KORINA_REVID)
383 
384 #define KORINA_CACHE_LINE_SIZE	4
385 #define KORINA_MASTER_LAT	0x3c
386 #define KORINA_HEADER_TYPE	0
387 #define KORINA_BIST		0
388 
389 #define KORINA_CNFG3 ((KORINA_BIST << 24) | \
390 		      (KORINA_HEADER_TYPE<<16) | \
391 		      (KORINA_MASTER_LAT<<8) | \
392 		      KORINA_CACHE_LINE_SIZE)
393 
394 #define KORINA_BAR0	0x00000008	/* 128 MB Memory */
395 #define KORINA_BAR1	0x18800001	/* 1 MB IO */
396 #define KORINA_BAR2	0x18000001	/* 2 MB IO window for Korina
397 					   internal Registers */
398 #define KORINA_BAR3	0x48000008	/* Spare 128 MB Memory */
399 
400 #define KORINA_CNFG4	KORINA_BAR0
401 #define KORINA_CNFG5	KORINA_BAR1
402 #define KORINA_CNFG6	KORINA_BAR2
403 #define KORINA_CNFG7	KORINA_BAR3
404 
405 #define KORINA_SUBSYS_VENDOR_ID 0x011d
406 #define KORINA_SUBSYSTEM_ID	0x0214
407 #define KORINA_CNFG8		0
408 #define KORINA_CNFG9		0
409 #define KORINA_CNFG10		0
410 #define KORINA_CNFG11	((KORINA_SUBSYS_VENDOR_ID<<16) | \
411 			  KORINA_SUBSYSTEM_ID)
412 #define KORINA_INT_LINE		1
413 #define KORINA_INT_PIN		1
414 #define KORINA_MIN_GNT		8
415 #define KORINA_MAX_LAT		0x38
416 #define KORINA_CNFG12		0
417 #define KORINA_CNFG13		0
418 #define KORINA_CNFG14		0
419 #define KORINA_CNFG15	((KORINA_MAX_LAT<<24) | \
420 			 (KORINA_MIN_GNT<<16) | \
421 			 (KORINA_INT_PIN<<8)  | \
422 			  KORINA_INT_LINE)
423 #define KORINA_RETRY_LIMIT	0x80
424 #define KORINA_TRDY_LIMIT	0x80
425 #define KORINA_CNFG16 ((KORINA_RETRY_LIMIT<<8) | \
426 			KORINA_TRDY_LIMIT)
427 #define PCI_PBAxC_R		0x0
428 #define PCI_PBAxC_RL		0x1
429 #define PCI_PBAxC_RM		0x2
430 #define SIZE_SHFT		2
431 
432 #if defined(__MIPSEB__)
433 #define KORINA_PBA0C	(PCI_PBAC_MRL | PCI_PBAC_SB | \
434 			  ((PCI_PBAxC_RM & 0x3) << PCI_PBAC_MR_BIT) | \
435 			  PCI_PBAC_PP | \
436 			  (SIZE_128MB<<SIZE_SHFT) | \
437 			   PCI_PBAC_P)
438 #else
439 #define KORINA_PBA0C	(PCI_PBAC_MRL | \
440 			  ((PCI_PBAxC_RM & 0x3) << PCI_PBAC_MR_BIT) | \
441 			  PCI_PBAC_PP | \
442 			  (SIZE_128MB<<SIZE_SHFT) | \
443 			   PCI_PBAC_P)
444 #endif
445 #define KORINA_CNFG17	KORINA_PBA0C
446 #define KORINA_PBA0M	0x0
447 #define KORINA_CNFG18	KORINA_PBA0M
448 
449 #if defined(__MIPSEB__)
450 #define KORINA_PBA1C	((SIZE_1MB<<SIZE_SHFT) | PCI_PBAC_SB | \
451 			  PCI_PBAC_MSI)
452 #else
453 #define KORINA_PBA1C	((SIZE_1MB<<SIZE_SHFT) | \
454 			  PCI_PBAC_MSI)
455 #endif
456 #define KORINA_CNFG19	KORINA_PBA1C
457 #define KORINA_PBA1M	0x0
458 #define KORINA_CNFG20	KORINA_PBA1M
459 
460 #if defined(__MIPSEB__)
461 #define KORINA_PBA2C	((SIZE_2MB<<SIZE_SHFT) | PCI_PBAC_SB | \
462 			  PCI_PBAC_MSI)
463 #else
464 #define KORINA_PBA2C	((SIZE_2MB<<SIZE_SHFT) | \
465 			  PCI_PBAC_MSI)
466 #endif
467 #define KORINA_CNFG21	KORINA_PBA2C
468 #define KORINA_PBA2M	0x18000000
469 #define KORINA_CNFG22	KORINA_PBA2M
470 #define KORINA_PBA3C	0
471 #define KORINA_CNFG23	KORINA_PBA3C
472 #define KORINA_PBA3M	0
473 #define KORINA_CNFG24	KORINA_PBA3M
474 
475 #define PCITC_DTIMER_VAL	8
476 #define PCITC_RTIMER_VAL	0x10
477 
478 #endif	/* __ASM_RC32434_PCI_H */
479