2 * (C) Copyright 2002 ELTEC Elektronik AG
3 * Frank Gottschling <fgottschling@eltec.de>
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
26 #include <linux/ctype.h>
32 extern char console_buffer
[CONFIG_SYS_CBSIZE
];
33 extern int l2_cache_enable (int l2control
);
34 extern int eepro100_write_eeprom (struct eth_device
*dev
, int location
,
35 int addr_len
, unsigned short data
);
36 extern int read_eeprom (struct eth_device
*dev
, int location
, int addr_len
);
38 /*----------------------------------------------------------------------------*/
40 * read/write to nvram is only byte access
42 void *nvram_read (void *dest
, const long src
, size_t count
)
44 uchar
*d
= (uchar
*) dest
;
45 uchar
*s
= (uchar
*) (CONFIG_ENV_MAP_ADRS
+ src
);
53 void nvram_write (long dest
, const void *src
, size_t count
)
55 uchar
*d
= (uchar
*) (CONFIG_ENV_MAP_ADRS
+ dest
);
56 uchar
*s
= (uchar
*) src
;
62 /*----------------------------------------------------------------------------*/
64 * handle sroms on ELPPC
66 * set serial console as default
68 int misc_init_r (void)
72 u_int i
, l
, initSrom
, copyNv
;
74 char hex
[23] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 0,
75 0, 0, 0, 0, 10, 11, 12, 13, 14, 15
78 /* Clock setting for MPC107 i2c */
79 mpc107_i2c_init (MPC107_EUMB_ADDR
, 0x2b);
82 out32r (MPC107_EUMB_GCR
, 0xa0000000);
83 while (in32r (MPC107_EUMB_GCR
) & 0x80000000); /* Wait for reset to complete */
84 out32r (MPC107_EUMB_GCR
, 0x20000000); /* Put into into mixed mode */
85 while (in32r (MPC107_EUMB_IACKR
) != 0xff); /* Clear all pending interrupts */
88 * Check/Remake revision info
93 /* read out current revision srom contens */
94 mpc107_srom_load (0x0000, (u_char
*) & eerev
, sizeof (revinfo
),
95 SECOND_DEVICE
, FIRST_BLOCK
);
97 /* read out current nvram shadow image */
98 nvram_read (buf
, CONFIG_SYS_NV_SROM_COPY_ADDR
, CONFIG_SYS_SROM_SIZE
);
100 if (strcmp (eerev
.magic
, "ELTEC") != 0) {
101 /* srom is not initialized -> create a default revision info */
102 for (i
= 0, ptr
= (u_char
*) & eerev
; i
< sizeof (revinfo
);
105 strcpy (eerev
.magic
, "ELTEC");
109 eerev
.category
[0] = 0x01;
111 /* node id from dead e128 as default */
112 eerev
.etheraddr
[0] = 0x00;
113 eerev
.etheraddr
[1] = 0x00;
114 eerev
.etheraddr
[2] = 0x5B;
115 eerev
.etheraddr
[3] = 0x00;
116 eerev
.etheraddr
[4] = 0x2E;
117 eerev
.etheraddr
[5] = 0x4D;
119 /* cache config word for ELPPC */
120 *(int *) &eerev
.res
[0] = 0;
122 initSrom
= 1; /* force dialog */
123 copyNv
= 1; /* copy to nvram */
127 && (el_srom_checksum ((u_char
*) & eerev
, CONFIG_SYS_SROM_SIZE
) !=
128 el_srom_checksum ((u_char
*) buf
, CONFIG_SYS_SROM_SIZE
))) {
129 printf ("Invalid revision info copy in nvram !\n");
130 printf ("Press key:\n <c> to copy current revision info to nvram.\n");
131 printf (" <r> to reenter revision info.\n");
133 if (0 != readline (NULL
)) {
134 switch ((char) toupper (console_buffer
[0])) {
147 memcpy (buf
, &eerev
.revision
[0][0], 14); /* save all revision info */
148 printf ("Enter revision number (0-9): %c ",
149 eerev
.revision
[0][0]);
150 if (0 != readline (NULL
)) {
151 eerev
.revision
[0][0] =
152 (char) toupper (console_buffer
[0]);
153 memcpy (&eerev
.revision
[1][0], buf
, 12); /* shift rest of rev info */
156 printf ("Enter revision character (A-Z): %c ",
157 eerev
.revision
[0][1]);
158 if (1 == readline (NULL
)) {
159 eerev
.revision
[0][1] =
160 (char) toupper (console_buffer
[0]);
163 printf ("Enter board name (V-XXXX-XXXX): %s ",
164 (char *) &eerev
.board
);
165 if (11 == readline (NULL
)) {
166 for (i
= 0; i
< 11; i
++)
168 (char) toupper (console_buffer
[i
]);
169 eerev
.board
[11] = '\0';
172 printf ("Enter serial number: %s ", (char *) &eerev
.serial
);
173 if (6 == readline (NULL
)) {
174 for (i
= 0; i
< 6; i
++)
175 eerev
.serial
[i
] = console_buffer
[i
];
176 eerev
.serial
[6] = '\0';
179 printf ("Enter ether node ID with leading zero (HEX): %02x%02x%02x%02x%02x%02x ", eerev
.etheraddr
[0], eerev
.etheraddr
[1], eerev
.etheraddr
[2], eerev
.etheraddr
[3], eerev
.etheraddr
[4], eerev
.etheraddr
[5]);
180 if (12 == readline (NULL
)) {
181 for (i
= 0; i
< 12; i
+= 2)
182 eerev
.etheraddr
[i
>> 1] =
185 (console_buffer
[i
]) -
188 (console_buffer
[i
+ 1]) -
192 l
= strlen ((char *) &eerev
.text
);
193 printf ("Add to text section (max 64 chr): %s ",
194 (char *) &eerev
.text
);
195 if (0 != readline (NULL
)) {
196 for (i
= l
; i
< 63; i
++)
197 eerev
.text
[i
] = console_buffer
[i
- l
];
198 eerev
.text
[63] = '\0';
201 /* prepare network eeprom */
202 memset (buf
, 0, 128);
204 buf
[0] = eerev
.etheraddr
[1];
205 buf
[1] = eerev
.etheraddr
[0];
206 buf
[2] = eerev
.etheraddr
[3];
207 buf
[3] = eerev
.etheraddr
[2];
208 buf
[4] = eerev
.etheraddr
[5];
209 buf
[5] = eerev
.etheraddr
[4];
211 *(unsigned short *) &buf
[20] = 0x48B2;
212 *(unsigned short *) &buf
[22] = 0x0004;
213 *(unsigned short *) &buf
[24] = 0x1433;
215 printf ("\nSRom: Writing i82559 info ........ ");
216 if (eepro100_srom_store ((unsigned short *) buf
) == -1)
223 el_srom_checksum ((u_char
*) eerev
.board
, eerev
.size
);
225 /* write new values */
226 printf ("\nSRom: Writing revision info ...... ");
227 if (mpc107_srom_store
228 ((BLOCK_SIZE
- sizeof (revinfo
)), (u_char
*) & eerev
,
229 sizeof (revinfo
), SECOND_DEVICE
, FIRST_BLOCK
) == -1)
230 printf ("FAILED\n\n");
234 /* write new values as shadow image to nvram */
235 nvram_write (CONFIG_SYS_NV_SROM_COPY_ADDR
, (void *) &eerev
,
236 CONFIG_SYS_SROM_SIZE
);
241 /* copy current values as shadow image to nvram */
242 if (initSrom
== 0 && copyNv
== 1)
243 nvram_write (CONFIG_SYS_NV_SROM_COPY_ADDR
, (void *) &eerev
,
244 CONFIG_SYS_SROM_SIZE
);
246 /* update environment */
247 sprintf (buf
, "%02x:%02x:%02x:%02x:%02x:%02x",
248 eerev
.etheraddr
[0], eerev
.etheraddr
[1],
249 eerev
.etheraddr
[2], eerev
.etheraddr
[3],
250 eerev
.etheraddr
[4], eerev
.etheraddr
[5]);
251 setenv ("ethaddr", buf
);
253 /* print actual board identification */
254 printf ("Ident: %s Ser %s Rev %c%c\n",
255 eerev
.board
, (char *) &eerev
.serial
,
256 eerev
.revision
[0][0], eerev
.revision
[0][1]);
261 /*----------------------------------------------------------------------------*/