xref: /openbmc/u-boot/include/pcmcia.h (revision 713cb680)
1 /*
2  * (C) Copyright 2000-2004
3  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 
24 #ifndef _PCMCIA_H
25 #define _PCMCIA_H
26 
27 #include <common.h>
28 #include <config.h>
29 
30 /*
31  * Allow configuration to select PCMCIA slot,
32  * or try to generate a useful default
33  */
34 #if defined(CONFIG_CMD_PCMCIA) || \
35     (defined(CONFIG_CMD_IDE) && \
36 	(defined(CONFIG_IDE_8xx_PCCARD) || defined(CONFIG_IDE_8xx_DIRECT) ) )
37 
38 #if !defined(CONFIG_PCMCIA_SLOT_A) && !defined(CONFIG_PCMCIA_SLOT_B)
39 
40 					/* The RPX series use SLOT_B	*/
41 #if defined(CONFIG_RPXCLASSIC) || defined(CONFIG_RPXLITE)
42 # define CONFIG_PCMCIA_SLOT_B
43 #elif defined(CONFIG_ADS)		/* The ADS  board uses SLOT_A	*/
44 # define CONFIG_PCMCIA_SLOT_A
45 #elif defined(CONFIG_FADS)		/* The FADS series are a mess	*/
46 # if defined(CONFIG_MPC86x) || defined(CONFIG_MPC821)
47 #  define CONFIG_PCMCIA_SLOT_A
48 # else
49 #  define CONFIG_PCMCIA_SLOT_B
50 # endif
51 #elif defined(CONFIG_TQM8xxL) || defined(CONFIG_SVM_SC8xx)
52 # define	CONFIG_PCMCIA_SLOT_B	/* The TQM8xxL use SLOT_B	*/
53 #elif defined(CONFIG_SPD823TS)		/* The SPD8xx  use SLOT_B	*/
54 # define CONFIG_PCMCIA_SLOT_B
55 #elif defined(CONFIG_IVMS8) || defined(CONFIG_IVML24)	/* The IVM* use SLOT_A	*/
56 # define CONFIG_PCMCIA_SLOT_A
57 #elif defined(CONFIG_LWMON)		/* The LWMON  use SLOT_B	*/
58 # define CONFIG_PCMCIA_SLOT_B
59 #elif defined(CONFIG_ICU862)		/* The ICU862 use SLOT_B	*/
60 # define CONFIG_PCMCIA_SLOT_B
61 #elif defined(CONFIG_R360MPI)		/* The R360MPI use SLOT_B	*/
62 # define CONFIG_PCMCIA_SLOT_B
63 #elif defined(CONFIG_ATC)		/* The ATC use SLOT_A	*/
64 # define CONFIG_PCMCIA_SLOT_A
65 #elif defined(CONFIG_NETTA)
66 # define CONFIG_PCMCIA_SLOT_A
67 #elif defined(CONFIG_UC100)		/* The UC100 use SLOT_B	        */
68 # define CONFIG_PCMCIA_SLOT_B
69 #else
70 # error "PCMCIA Slot not configured"
71 #endif
72 
73 #endif /* !defined(CONFIG_PCMCIA_SLOT_A) && !defined(CONFIG_PCMCIA_SLOT_B) */
74 
75 /* Make sure exactly one slot is defined - we support only one for now */
76 #if !defined(CONFIG_PCMCIA_SLOT_A) && !defined(CONFIG_PCMCIA_SLOT_B)
77 #error Neither CONFIG_PCMCIA_SLOT_A nor CONFIG_PCMCIA_SLOT_B configured
78 #endif
79 #if defined(CONFIG_PCMCIA_SLOT_A) && defined(CONFIG_PCMCIA_SLOT_B)
80 #error Both CONFIG_PCMCIA_SLOT_A and CONFIG_PCMCIA_SLOT_B configured
81 #endif
82 
83 #ifndef PCMCIA_SOCKETS_NO
84 #define PCMCIA_SOCKETS_NO	1
85 #endif
86 #ifndef PCMCIA_MEM_WIN_NO
87 #define PCMCIA_MEM_WIN_NO	4
88 #endif
89 #define PCMCIA_IO_WIN_NO	2
90 
91 /* define _slot_ to be able to optimize macros */
92 #ifdef CONFIG_PCMCIA_SLOT_A
93 # define _slot_			0
94 # define PCMCIA_SLOT_MSG	"slot A"
95 # define PCMCIA_SLOT_x		PCMCIA_PSLOT_A
96 #else
97 # define _slot_			1
98 # define PCMCIA_SLOT_MSG	"slot B"
99 # define PCMCIA_SLOT_x		PCMCIA_PSLOT_B
100 #endif
101 
102 /*
103  * The TQM850L hardware has two pins swapped! Grrrrgh!
104  */
105 #ifdef	CONFIG_TQM850L
106 #define __MY_PCMCIA_GCRX_CXRESET	PCMCIA_GCRX_CXOE
107 #define __MY_PCMCIA_GCRX_CXOE		PCMCIA_GCRX_CXRESET
108 #else
109 #define __MY_PCMCIA_GCRX_CXRESET	PCMCIA_GCRX_CXRESET
110 #define __MY_PCMCIA_GCRX_CXOE		PCMCIA_GCRX_CXOE
111 #endif
112 
113 /*
114  * This structure is used to address each window in the PCMCIA controller.
115  *
116  * Keep in mind that we assume that pcmcia_win_t[n+1] is mapped directly
117  * after pcmcia_win_t[n]...
118  */
119 
120 typedef struct {
121 	ulong	br;
122 	ulong	or;
123 } pcmcia_win_t;
124 
125 /*
126  * Definitions for PCMCIA control registers to operate in IDE mode
127  *
128  * All timing related setup (PCMCIA_SHT, PCMCIA_SST, PCMCIA_SL)
129  * to be done later (depending on CPU clock)
130  */
131 
132 /* Window 0:
133  *	Base: 0xFE100000	CS1
134  *	Port Size:     2 Bytes
135  *	Port Size:    16 Bit
136  *	Common Memory Space
137  */
138 
139 #define CONFIG_SYS_PCMCIA_PBR0		0xFE100000
140 #define CONFIG_SYS_PCMCIA_POR0	    (	PCMCIA_BSIZE_2	\
141 			    |	PCMCIA_PPS_16	\
142 			    |	PCMCIA_PRS_MEM	\
143 			    |	PCMCIA_SLOT_x	\
144 			    |	PCMCIA_PV	\
145 			    )
146 
147 /* Window 1:
148  *	Base: 0xFE100080	CS1
149  *	Port Size:     8 Bytes
150  *	Port Size:     8 Bit
151  *	Common Memory Space
152  */
153 
154 #define CONFIG_SYS_PCMCIA_PBR1		0xFE100080
155 #define CONFIG_SYS_PCMCIA_POR1	    (	PCMCIA_BSIZE_8	\
156 			    |	PCMCIA_PPS_8	\
157 			    |	PCMCIA_PRS_MEM	\
158 			    |	PCMCIA_SLOT_x	\
159 			    |	PCMCIA_PV	\
160 			    )
161 
162 /* Window 2:
163  *	Base: 0xFE100100	CS2
164  *	Port Size:     8 Bytes
165  *	Port Size:     8 Bit
166  *	Common Memory Space
167  */
168 
169 #define CONFIG_SYS_PCMCIA_PBR2		0xFE100100
170 #define CONFIG_SYS_PCMCIA_POR2	    (	PCMCIA_BSIZE_8	\
171 			    |	PCMCIA_PPS_8	\
172 			    |	PCMCIA_PRS_MEM	\
173 			    |	PCMCIA_SLOT_x	\
174 			    |	PCMCIA_PV	\
175 			    )
176 
177 /* Window 3:
178  *	not used
179  */
180 #define CONFIG_SYS_PCMCIA_PBR3		0
181 #define CONFIG_SYS_PCMCIA_POR3		0
182 
183 /* Window 4:
184  *	Base: 0xFE100C00	CS1
185  *	Port Size:     2 Bytes
186  *	Port Size:    16 Bit
187  *	Common Memory Space
188  */
189 
190 #define CONFIG_SYS_PCMCIA_PBR4		0xFE100C00
191 #define CONFIG_SYS_PCMCIA_POR4	    (	PCMCIA_BSIZE_2	\
192 			    |	PCMCIA_PPS_16	\
193 			    |	PCMCIA_PRS_MEM	\
194 			    |	PCMCIA_SLOT_x	\
195 			    |	PCMCIA_PV	\
196 			    )
197 
198 /* Window 5:
199  *	Base: 0xFE100C80	CS1
200  *	Port Size:     8 Bytes
201  *	Port Size:     8 Bit
202  *	Common Memory Space
203  */
204 
205 #define CONFIG_SYS_PCMCIA_PBR5		0xFE100C80
206 #define CONFIG_SYS_PCMCIA_POR5	    (	PCMCIA_BSIZE_8	\
207 			    |	PCMCIA_PPS_8	\
208 			    |	PCMCIA_PRS_MEM	\
209 			    |	PCMCIA_SLOT_x	\
210 			    |	PCMCIA_PV	\
211 			    )
212 
213 /* Window 6:
214  *	Base: 0xFE100D00	CS2
215  *	Port Size:     8 Bytes
216  *	Port Size:     8 Bit
217  *	Common Memory Space
218  */
219 
220 #define CONFIG_SYS_PCMCIA_PBR6		0xFE100D00
221 #define CONFIG_SYS_PCMCIA_POR6	    (	PCMCIA_BSIZE_8	\
222 			    |	PCMCIA_PPS_8	\
223 			    |	PCMCIA_PRS_MEM	\
224 			    |	PCMCIA_SLOT_x	\
225 			    |	PCMCIA_PV	\
226 			    )
227 
228 /* Window 7:
229  *	not used
230  */
231 #define CONFIG_SYS_PCMCIA_PBR7		0
232 #define CONFIG_SYS_PCMCIA_POR7		0
233 
234 /**********************************************************************/
235 
236 /*
237  * CIS Tupel codes
238  */
239 #define CISTPL_NULL		0x00
240 #define CISTPL_DEVICE		0x01
241 #define CISTPL_LONGLINK_CB	0x02
242 #define CISTPL_INDIRECT		0x03
243 #define CISTPL_CONFIG_CB	0x04
244 #define CISTPL_CFTABLE_ENTRY_CB 0x05
245 #define CISTPL_LONGLINK_MFC	0x06
246 #define CISTPL_BAR		0x07
247 #define CISTPL_PWR_MGMNT	0x08
248 #define CISTPL_EXTDEVICE	0x09
249 #define CISTPL_CHECKSUM		0x10
250 #define CISTPL_LONGLINK_A	0x11
251 #define CISTPL_LONGLINK_C	0x12
252 #define CISTPL_LINKTARGET	0x13
253 #define CISTPL_NO_LINK		0x14
254 #define CISTPL_VERS_1		0x15
255 #define CISTPL_ALTSTR		0x16
256 #define CISTPL_DEVICE_A		0x17
257 #define CISTPL_JEDEC_C		0x18
258 #define CISTPL_JEDEC_A		0x19
259 #define CISTPL_CONFIG		0x1a
260 #define CISTPL_CFTABLE_ENTRY	0x1b
261 #define CISTPL_DEVICE_OC	0x1c
262 #define CISTPL_DEVICE_OA	0x1d
263 #define CISTPL_DEVICE_GEO	0x1e
264 #define CISTPL_DEVICE_GEO_A	0x1f
265 #define CISTPL_MANFID		0x20
266 #define CISTPL_FUNCID		0x21
267 #define CISTPL_FUNCE		0x22
268 #define CISTPL_SWIL		0x23
269 #define CISTPL_END		0xff
270 
271 /*
272  * CIS Function ID codes
273  */
274 #define CISTPL_FUNCID_MULTI	0x00
275 #define CISTPL_FUNCID_MEMORY	0x01
276 #define CISTPL_FUNCID_SERIAL	0x02
277 #define CISTPL_FUNCID_PARALLEL	0x03
278 #define CISTPL_FUNCID_FIXED	0x04
279 #define CISTPL_FUNCID_VIDEO	0x05
280 #define CISTPL_FUNCID_NETWORK	0x06
281 #define CISTPL_FUNCID_AIMS	0x07
282 #define CISTPL_FUNCID_SCSI	0x08
283 
284 /*
285  * Fixed Disk FUNCE codes
286  */
287 #define CISTPL_IDE_INTERFACE	0x01
288 
289 #define CISTPL_FUNCE_IDE_IFACE	0x01
290 #define CISTPL_FUNCE_IDE_MASTER	0x02
291 #define CISTPL_FUNCE_IDE_SLAVE	0x03
292 
293 /* First feature byte */
294 #define CISTPL_IDE_SILICON	0x04
295 #define CISTPL_IDE_UNIQUE	0x08
296 #define CISTPL_IDE_DUAL		0x10
297 
298 /* Second feature byte */
299 #define CISTPL_IDE_HAS_SLEEP	0x01
300 #define CISTPL_IDE_HAS_STANDBY	0x02
301 #define CISTPL_IDE_HAS_IDLE	0x04
302 #define CISTPL_IDE_LOW_POWER	0x08
303 #define CISTPL_IDE_REG_INHIBIT	0x10
304 #define CISTPL_IDE_HAS_INDEX	0x20
305 #define CISTPL_IDE_IOIS16	0x40
306 
307 #endif
308 
309 #ifdef	CONFIG_8xx
310 extern u_int *pcmcia_pgcrx[];
311 #define	PCMCIA_PGCRX(slot)	(*pcmcia_pgcrx[slot])
312 #endif
313 
314 #if defined(CONFIG_CMD_IDE) && defined(CONFIG_IDE_8xx_PCCARD)
315 extern int check_ide_device(int slot);
316 #endif
317 
318 #endif /* _PCMCIA_H */
319