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wdenkf54ebdf2003-09-17 15:10:32 +00001/*
2 * (C) Copyright 2003
3 * Gary Jennejohn, DENX Software Engineering, gj@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#include <common.h>
25#include <command.h>
26#include <malloc.h>
27#include <image.h>
28#include <asm/byteorder.h>
29#include <usb.h>
30
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020031#ifdef CONFIG_SYS_HUSH_PARSER
wdenkf54ebdf2003-09-17 15:10:32 +000032#include <hush.h>
33#endif
34
35#ifdef CONFIG_AUTO_UPDATE
36
Markus Klotzbuecher7b59b3c2006-11-27 11:44:58 +010037#ifndef CONFIG_USB_OHCI_NEW
wdenkf54ebdf2003-09-17 15:10:32 +000038#error "must define CONFIG_USB_OHCI"
39#endif
40
41#ifndef CONFIG_USB_STORAGE
42#error "must define CONFIG_USB_STORAGE"
43#endif
44
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +020045#ifndef CONFIG_SYS_HUSH_PARSER
46#error "must define CONFIG_SYS_HUSH_PARSER"
wdenkf54ebdf2003-09-17 15:10:32 +000047#endif
48
Jon Loeligerab3abcb2007-07-09 18:45:16 -050049#if !defined(CONFIG_CMD_FAT)
Jon Loeligerd39b5742007-07-10 10:48:22 -050050#error "must define CONFIG_CMD_FAT"
wdenkf54ebdf2003-09-17 15:10:32 +000051#endif
52
53/*
54 * Check whether a USB memory stick is plugged in.
55 * If one is found:
wdenkb0639ca2003-09-17 22:48:07 +000056 * 1) if prepare.img ist found load it into memory. If it is
57 * valid then run it.
58 * 2) if preinst.img is found load it into memory. If it is
59 * valid then run it. Update the EEPROM.
Wolfgang Denkc786f422006-07-19 14:40:43 +020060 * 3) if firmw_01.img is found load it into memory. If it is valid,
wdenkb0639ca2003-09-17 22:48:07 +000061 * burn it into FLASH and update the EEPROM.
Wolfgang Denkc786f422006-07-19 14:40:43 +020062 * 4) if kernl_01.img is found load it into memory. If it is valid,
wdenkb0639ca2003-09-17 22:48:07 +000063 * burn it into FLASH and update the EEPROM.
64 * 5) if app.img is found load it into memory. If it is valid,
65 * burn it into FLASH and update the EEPROM.
66 * 6) if disk.img is found load it into memory. If it is valid,
67 * burn it into FLASH and update the EEPROM.
68 * 7) if postinst.img is found load it into memory. If it is
69 * valid then run it. Update the EEPROM.
wdenkf54ebdf2003-09-17 15:10:32 +000070 */
71
72#undef AU_DEBUG
73
74#undef debug
75#ifdef AU_DEBUG
76#define debug(fmt,args...) printf (fmt ,##args)
77#else
78#define debug(fmt,args...)
79#endif /* AU_DEBUG */
80
81/* possible names of files on the USB stick. */
82#define AU_PREPARE "prepare.img"
83#define AU_PREINST "preinst.img"
Wolfgang Denkc786f422006-07-19 14:40:43 +020084#define AU_FIRMWARE "firmw_01.img"
85#define AU_KERNEL "kernl_01.img"
wdenkf54ebdf2003-09-17 15:10:32 +000086#define AU_APP "app.img"
87#define AU_DISK "disk.img"
88#define AU_POSTINST "postinst.img"
89
wdenkb0639ca2003-09-17 22:48:07 +000090struct flash_layout
91{
92 long start;
93 long end;
94};
95
wdenkf54ebdf2003-09-17 15:10:32 +000096/* layout of the FLASH. ST = start address, ND = end address. */
wdenkb0639ca2003-09-17 22:48:07 +000097#ifndef CONFIG_FLASH_8MB /* 16 MB Flash, 32 MB RAM */
wdenkf54ebdf2003-09-17 15:10:32 +000098#define AU_FL_FIRMWARE_ST 0x00000000
99#define AU_FL_FIRMWARE_ND 0x0009FFFF
100#define AU_FL_VFD_ST 0x000A0000
101#define AU_FL_VFD_ND 0x000BFFFF
102#define AU_FL_KERNEL_ST 0x000C0000
103#define AU_FL_KERNEL_ND 0x001BFFFF
104#define AU_FL_APP_ST 0x001C0000
105#define AU_FL_APP_ND 0x005BFFFF
106#define AU_FL_DISK_ST 0x005C0000
107#define AU_FL_DISK_ND 0x00FFFFFF
dzu8a42eac2003-09-29 21:55:54 +0000108#else /* 8 MB Flash, 32 MB RAM */
wdenkf54ebdf2003-09-17 15:10:32 +0000109#define AU_FL_FIRMWARE_ST 0x00000000
dzu8a42eac2003-09-29 21:55:54 +0000110#define AU_FL_FIRMWARE_ND 0x0005FFFF
111#define AU_FL_KERNEL_ST 0x00060000
112#define AU_FL_KERNEL_ND 0x0013FFFF
113#define AU_FL_APP_ST 0x00140000
114#define AU_FL_APP_ND 0x0067FFFF
115#define AU_FL_DISK_ST 0x00680000
wdenkf54ebdf2003-09-17 15:10:32 +0000116#define AU_FL_DISK_ND 0x007DFFFF
117#define AU_FL_VFD_ST 0x007E0000
118#define AU_FL_VFD_ND 0x007FFFFF
wdenkb0639ca2003-09-17 22:48:07 +0000119#endif /* CONFIG_FLASH_8MB */
wdenkf54ebdf2003-09-17 15:10:32 +0000120
121/* a structure with the offsets to values in the EEPROM */
122struct eeprom_layout
123{
wdenkb0639ca2003-09-17 22:48:07 +0000124 int time;
125 int size;
126 int dcrc;
wdenkf54ebdf2003-09-17 15:10:32 +0000127};
128
129/* layout of the EEPROM - offset from the start. All entries are 32 bit. */
130#define AU_EEPROM_TIME_PREINST 64
131#define AU_EEPROM_SIZE_PREINST 68
132#define AU_EEPROM_DCRC_PREINST 72
133#define AU_EEPROM_TIME_FIRMWARE 76
134#define AU_EEPROM_SIZE_FIRMWARE 80
135#define AU_EEPROM_DCRC_FIRMWARE 84
136#define AU_EEPROM_TIME_KERNEL 88
137#define AU_EEPROM_SIZE_KERNEL 92
138#define AU_EEPROM_DCRC_KERNEL 96
139#define AU_EEPROM_TIME_APP 100
140#define AU_EEPROM_SIZE_APP 104
141#define AU_EEPROM_DCRC_APP 108
142#define AU_EEPROM_TIME_DISK 112
143#define AU_EEPROM_SIZE_DISK 116
144#define AU_EEPROM_DCRC_DISK 120
145#define AU_EEPROM_TIME_POSTINST 124
146#define AU_EEPROM_SIZE_POSTINST 128
147#define AU_EEPROM_DCRC_POSTINST 132
148
149static int au_usb_stor_curr_dev; /* current device */
wdenkb0639ca2003-09-17 22:48:07 +0000150
151/* index of each file in the following arrays */
152#define IDX_PREPARE 0
153#define IDX_PREINST 1
154#define IDX_FIRMWARE 2
155#define IDX_KERNEL 3
156#define IDX_APP 4
157#define IDX_DISK 5
158#define IDX_POSTINST 6
wdenkf54ebdf2003-09-17 15:10:32 +0000159/* max. number of files which could interest us */
160#define AU_MAXFILES 7
161/* pointers to file names */
162char *aufile[AU_MAXFILES];
163/* sizes of flash areas for each file */
164long ausize[AU_MAXFILES];
165/* offsets into the EEEPROM */
166struct eeprom_layout auee_off[AU_MAXFILES] = { \
167 {0}, \
168 {AU_EEPROM_TIME_PREINST, AU_EEPROM_SIZE_PREINST, AU_EEPROM_DCRC_PREINST,}, \
169 {AU_EEPROM_TIME_FIRMWARE, AU_EEPROM_SIZE_FIRMWARE, AU_EEPROM_DCRC_FIRMWARE,}, \
170 {AU_EEPROM_TIME_KERNEL, AU_EEPROM_SIZE_KERNEL, AU_EEPROM_DCRC_KERNEL,}, \
171 {AU_EEPROM_TIME_APP, AU_EEPROM_SIZE_APP, AU_EEPROM_DCRC_APP,}, \
172 {AU_EEPROM_TIME_DISK, AU_EEPROM_SIZE_DISK, AU_EEPROM_DCRC_DISK,}, \
173 {AU_EEPROM_TIME_POSTINST, AU_EEPROM_SIZE_POSTINST, AU_EEPROM_DCRC_POSTINST,} \
174 };
wdenkb0639ca2003-09-17 22:48:07 +0000175/* array of flash areas start and end addresses */
176struct flash_layout aufl_layout[AU_MAXFILES - 3] = { \
177 {AU_FL_FIRMWARE_ST, AU_FL_FIRMWARE_ND,}, \
178 {AU_FL_KERNEL_ST, AU_FL_KERNEL_ND,}, \
179 {AU_FL_APP_ST, AU_FL_APP_ND,}, \
180 {AU_FL_DISK_ST, AU_FL_DISK_ND,}, \
181};
182/* convert the index into aufile[] to an index into aufl_layout[] */
183#define FIDX_TO_LIDX(idx) ((idx) - 2)
184
wdenkf54ebdf2003-09-17 15:10:32 +0000185/* where to load files into memory */
wdenka0ff7f22003-10-09 13:16:55 +0000186#define LOAD_ADDR ((unsigned char *)0x0C100000)
dzu8a42eac2003-09-29 21:55:54 +0000187/* the app is the largest image */
188#define MAX_LOADSZ ausize[IDX_APP]
wdenkf54ebdf2003-09-17 15:10:32 +0000189
190/* externals */
191extern int fat_register_device(block_dev_desc_t *, int);
192extern int file_fat_detectfs(void);
193extern long file_fat_read(const char *, void *, unsigned long);
194extern int i2c_read (unsigned char, unsigned int, int , unsigned char* , int);
195extern int i2c_write (uchar, uint, int , uchar* , int);
196#ifdef CONFIG_VFD
197extern int trab_vfd (ulong);
198extern int transfer_pic(unsigned char, unsigned char *, int, int);
199#endif
wdenka0ff7f22003-10-09 13:16:55 +0000200extern int flash_sect_erase(ulong, ulong);
201extern int flash_sect_protect (int, ulong, ulong);
Marian Balakowicz170d5e62005-10-28 15:29:43 +0200202extern int flash_write (char *, ulong, ulong);
wdenkb0639ca2003-09-17 22:48:07 +0000203/* change char* to void* to shutup the compiler */
204extern int i2c_write_multiple (uchar, uint, int, void *, int);
205extern int i2c_read_multiple (uchar, uint, int, void *, int);
wdenk2d5b5612003-10-14 19:43:55 +0000206extern int u_boot_hush_start(void);
wdenkf54ebdf2003-09-17 15:10:32 +0000207
208int
wdenkfa1399e2003-12-06 11:20:01 +0000209au_check_cksum_valid(int idx, long nbytes)
210{
211 image_header_t *hdr;
wdenkfa1399e2003-12-06 11:20:01 +0000212
213 hdr = (image_header_t *)LOAD_ADDR;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100214#if defined(CONFIG_FIT)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100215 if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100216 puts ("Non legacy image format not supported\n");
217 return -1;
218 }
219#endif
wdenkfa1399e2003-12-06 11:20:01 +0000220
Bartlomiej Sieka5e339fd2008-03-19 10:00:06 +0100221 if (nbytes != image_get_image_size (hdr)) {
wdenkfa1399e2003-12-06 11:20:01 +0000222 printf ("Image %s bad total SIZE\n", aufile[idx]);
223 return -1;
224 }
225 /* check the data CRC */
Bartlomiej Sieka5e339fd2008-03-19 10:00:06 +0100226 if (!image_check_dcrc (hdr)) {
wdenkfa1399e2003-12-06 11:20:01 +0000227 printf ("Image %s bad data checksum\n", aufile[idx]);
228 return -1;
229 }
230 return 0;
231}
232
233int
234au_check_header_valid(int idx, long nbytes)
wdenkf54ebdf2003-09-17 15:10:32 +0000235{
236 image_header_t *hdr;
237 unsigned long checksum;
238 unsigned char buf[4];
239
240 hdr = (image_header_t *)LOAD_ADDR;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100241#if defined(CONFIG_FIT)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100242 if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100243 puts ("Non legacy image format not supported\n");
244 return -1;
245 }
246#endif
247
wdenkf54ebdf2003-09-17 15:10:32 +0000248 /* check the easy ones first */
wdenkb0639ca2003-09-17 22:48:07 +0000249#undef CHECK_VALID_DEBUG
wdenkf54ebdf2003-09-17 15:10:32 +0000250#ifdef CHECK_VALID_DEBUG
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100251 printf("magic %#x %#x ", image_get_magic (hdr), IH_MAGIC);
252 printf("arch %#x %#x ", image_get_arch (hdr), IH_ARCH_ARM);
253 printf("size %#x %#lx ", image_get_data_size (hdr), nbytes);
254 printf("type %#x %#x ", image_get_type (hdr), IH_TYPE_KERNEL);
wdenkf54ebdf2003-09-17 15:10:32 +0000255#endif
Bartlomiej Sieka5e339fd2008-03-19 10:00:06 +0100256 if (nbytes < image_get_header_size ()) {
wdenkfa1399e2003-12-06 11:20:01 +0000257 printf ("Image %s bad header SIZE\n", aufile[idx]);
258 return -1;
259 }
Bartlomiej Sieka5e339fd2008-03-19 10:00:06 +0100260 if (!image_check_magic (hdr) || !image_check_arch (hdr, IH_ARCH_ARM)) {
wdenkfa1399e2003-12-06 11:20:01 +0000261 printf ("Image %s bad MAGIC or ARCH\n", aufile[idx]);
wdenk80369862003-09-18 18:55:25 +0000262 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000263 }
264 /* check the hdr CRC */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100265 if (!image_check_hcrc (hdr)) {
wdenk80369862003-09-18 18:55:25 +0000266 printf ("Image %s bad header checksum\n", aufile[idx]);
267 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000268 }
wdenkf54ebdf2003-09-17 15:10:32 +0000269 /* check the type - could do this all in one gigantic if() */
Bartlomiej Sieka5e339fd2008-03-19 10:00:06 +0100270 if ((idx == IDX_FIRMWARE) &&
271 !image_check_type (hdr, IH_TYPE_FIRMWARE)) {
wdenk80369862003-09-18 18:55:25 +0000272 printf ("Image %s wrong type\n", aufile[idx]);
273 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000274 }
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100275 if ((idx == IDX_KERNEL) && !image_check_type (hdr, IH_TYPE_KERNEL)) {
wdenk80369862003-09-18 18:55:25 +0000276 printf ("Image %s wrong type\n", aufile[idx]);
277 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000278 }
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100279 if ((idx == IDX_DISK) && !image_check_type (hdr, IH_TYPE_FILESYSTEM)) {
wdenkd9a405a2003-10-07 20:01:55 +0000280 printf ("Image %s wrong type\n", aufile[idx]);
281 return -1;
282 }
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100283 if ((idx == IDX_APP) && !image_check_type (hdr, IH_TYPE_RAMDISK)
Marian Balakowicz1d1cb422008-03-12 10:35:51 +0100284 && !image_check_type (hdr, IH_TYPE_FILESYSTEM)) {
wdenk80369862003-09-18 18:55:25 +0000285 printf ("Image %s wrong type\n", aufile[idx]);
286 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000287 }
288 if ((idx == IDX_PREPARE || idx == IDX_PREINST || idx == IDX_POSTINST)
Bartlomiej Sieka5e339fd2008-03-19 10:00:06 +0100289 && !image_check_type (hdr, IH_TYPE_SCRIPT)) {
wdenk80369862003-09-18 18:55:25 +0000290 printf ("Image %s wrong type\n", aufile[idx]);
291 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000292 }
293 /* special case for prepare.img */
294 if (idx == IDX_PREPARE)
295 return 0;
wdenkd9a405a2003-10-07 20:01:55 +0000296 /* recycle checksum */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100297 checksum = image_get_data_size (hdr);
wdenkd9a405a2003-10-07 20:01:55 +0000298 /* for kernel and app the image header must also fit into flash */
Wolfgang Denk8b4c9e72005-09-21 15:31:25 +0200299 if ((idx != IDX_DISK) && (idx != IDX_FIRMWARE))
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100300 checksum += image_get_header_size ();
wdenkd9a405a2003-10-07 20:01:55 +0000301 /* check the size does not exceed space in flash. HUSH scripts */
302 /* all have ausize[] set to 0 */
303 if ((ausize[idx] != 0) && (ausize[idx] < checksum)) {
wdenk80369862003-09-18 18:55:25 +0000304 printf ("Image %s is bigger than FLASH\n", aufile[idx]);
305 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000306 }
307 /* check the time stamp from the EEPROM */
308 /* read it in */
309 i2c_read_multiple(0x54, auee_off[idx].time, 1, buf, sizeof(buf));
310#ifdef CHECK_VALID_DEBUG
wdenk80369862003-09-18 18:55:25 +0000311 printf ("buf[0] %#x buf[1] %#x buf[2] %#x buf[3] %#x "
312 "as int %#x time %#x\n",
313 buf[0], buf[1], buf[2], buf[3],
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100314 *((unsigned int *)buf), image_get_time (hdr));
wdenkf54ebdf2003-09-17 15:10:32 +0000315#endif
316 /* check it */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100317 if (*((unsigned int *)buf) >= image_get_time (hdr)) {
wdenk80369862003-09-18 18:55:25 +0000318 printf ("Image %s is too old\n", aufile[idx]);
319 return -1;
wdenkf54ebdf2003-09-17 15:10:32 +0000320 }
321
322 return 0;
323}
324
325/* power control defines */
326#define CPLD_VFD_BK ((volatile char *)0x04038002)
327#define POWER_OFF (1 << 1)
328
329int
wdenka0ff7f22003-10-09 13:16:55 +0000330au_do_update(int idx, long sz)
wdenkf54ebdf2003-09-17 15:10:32 +0000331{
332 image_header_t *hdr;
333 char *addr;
wdenkb0639ca2003-09-17 22:48:07 +0000334 long start, end;
wdenka0ff7f22003-10-09 13:16:55 +0000335 int off, rc;
wdenkb0639ca2003-09-17 22:48:07 +0000336 uint nbytes;
wdenkf54ebdf2003-09-17 15:10:32 +0000337
338 hdr = (image_header_t *)LOAD_ADDR;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100339#if defined(CONFIG_FIT)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100340 if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100341 puts ("Non legacy image format not supported\n");
342 return -1;
343 }
344#endif
wdenkb0639ca2003-09-17 22:48:07 +0000345
wdenkf54ebdf2003-09-17 15:10:32 +0000346 /* disable the power switch */
347 *CPLD_VFD_BK |= POWER_OFF;
wdenkb0639ca2003-09-17 22:48:07 +0000348
wdenkf54ebdf2003-09-17 15:10:32 +0000349 /* execute a script */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100350 if (image_check_type (hdr, IH_TYPE_SCRIPT)) {
351 addr = (char *)((char *)hdr + image_get_header_size ());
wdenkfbe4b5c2003-10-06 21:55:32 +0000352 /* stick a NULL at the end of the script, otherwise */
353 /* parse_string_outer() runs off the end. */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100354 addr[image_get_data_size (hdr)] = 0;
wdenkfbe4b5c2003-10-06 21:55:32 +0000355 addr += 8;
356 parse_string_outer(addr, FLAG_PARSE_SEMICOLON);
wdenkf54ebdf2003-09-17 15:10:32 +0000357 return 0;
358 }
wdenkb0639ca2003-09-17 22:48:07 +0000359
360 start = aufl_layout[FIDX_TO_LIDX(idx)].start;
361 end = aufl_layout[FIDX_TO_LIDX(idx)].end;
362
363 /* unprotect the address range */
364 /* this assumes that ONLY the firmware is protected! */
365 if (idx == IDX_FIRMWARE) {
366#undef AU_UPDATE_TEST
367#ifdef AU_UPDATE_TEST
368 /* erase it where Linux goes */
369 start = aufl_layout[1].start;
370 end = aufl_layout[1].end;
371#endif
wdenka0ff7f22003-10-09 13:16:55 +0000372 flash_sect_protect(0, start, end);
wdenkb0639ca2003-09-17 22:48:07 +0000373 }
374
wdenk80369862003-09-18 18:55:25 +0000375 /*
wdenka0ff7f22003-10-09 13:16:55 +0000376 * erase the address range.
wdenk80369862003-09-18 18:55:25 +0000377 */
wdenka0ff7f22003-10-09 13:16:55 +0000378 debug ("flash_sect_erase(%lx, %lx);\n", start, end);
379 flash_sect_erase(start, end);
wdenk80369862003-09-18 18:55:25 +0000380 wait_ms(100);
wdenk3d1e8a92003-10-16 12:53:35 +0000381 /* strip the header - except for the kernel and ramdisk */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100382 if (image_check_type (hdr, IH_TYPE_KERNEL) ||
383 image_check_type (hdr, IH_TYPE_RAMDISK)) {
wdenk3d1e8a92003-10-16 12:53:35 +0000384 addr = (char *)hdr;
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100385 off = image_get_header_size ();
386 nbytes = image_get_image_size (hdr);
wdenk3d1e8a92003-10-16 12:53:35 +0000387 } else {
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100388 addr = (char *)((char *)hdr + image_get_header_size ());
wdenkb0639ca2003-09-17 22:48:07 +0000389#ifdef AU_UPDATE_TEST
390 /* copy it to where Linux goes */
391 if (idx == IDX_FIRMWARE)
392 start = aufl_layout[1].start;
393#endif
394 off = 0;
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100395 nbytes = image_get_data_size (hdr);
wdenkb0639ca2003-09-17 22:48:07 +0000396 }
397
398 /* copy the data from RAM to FLASH */
wdenka0ff7f22003-10-09 13:16:55 +0000399 debug ("flash_write(%p, %lx %x)\n", addr, start, nbytes);
400 rc = flash_write(addr, start, nbytes);
401 if (rc != 0) {
402 printf("Flashing failed due to error %d\n", rc);
403 return -1;
404 }
wdenkb0639ca2003-09-17 22:48:07 +0000405
406 /* check the dcrc of the copy */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100407 if (crc32 (0, (uchar *)(start + off), image_get_data_size (hdr)) !=
408 image_get_dcrc (hdr)) {
wdenk80369862003-09-18 18:55:25 +0000409 printf ("Image %s Bad Data Checksum After COPY\n", aufile[idx]);
410 return -1;
wdenkb0639ca2003-09-17 22:48:07 +0000411 }
412
413 /* protect the address range */
414 /* this assumes that ONLY the firmware is protected! */
wdenka0ff7f22003-10-09 13:16:55 +0000415 if (idx == IDX_FIRMWARE)
416 flash_sect_protect(1, start, end);
wdenkf54ebdf2003-09-17 15:10:32 +0000417 return 0;
418}
419
420int
421au_update_eeprom(int idx)
422{
423 image_header_t *hdr;
wdenkb0639ca2003-09-17 22:48:07 +0000424 int off;
425 uint32_t val;
wdenkf54ebdf2003-09-17 15:10:32 +0000426
wdenk151ab832005-02-24 22:44:16 +0000427 /* special case for prepare.img */
428 if (idx == IDX_PREPARE) {
429 /* enable the power switch */
430 *CPLD_VFD_BK &= ~POWER_OFF;
431 return 0;
432 }
433
wdenkf54ebdf2003-09-17 15:10:32 +0000434 hdr = (image_header_t *)LOAD_ADDR;
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100435#if defined(CONFIG_FIT)
Marian Balakowicz9a4daad2008-02-29 14:58:34 +0100436 if (genimg_get_format ((void *)hdr) != IMAGE_FORMAT_LEGACY) {
Marian Balakowiczd5934ad2008-02-04 08:28:09 +0100437 puts ("Non legacy image format not supported\n");
438 return -1;
439 }
440#endif
441
wdenkb0639ca2003-09-17 22:48:07 +0000442 /* write the time field into EEPROM */
443 off = auee_off[idx].time;
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100444 val = image_get_time (hdr);
wdenkb0639ca2003-09-17 22:48:07 +0000445 i2c_write_multiple(0x54, off, 1, &val, sizeof(val));
446 /* write the size field into EEPROM */
447 off = auee_off[idx].size;
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100448 val = image_get_data_size (hdr);
wdenkb0639ca2003-09-17 22:48:07 +0000449 i2c_write_multiple(0x54, off, 1, &val, sizeof(val));
450 /* write the dcrc field into EEPROM */
451 off = auee_off[idx].dcrc;
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100452 val = image_get_dcrc (hdr);
wdenkb0639ca2003-09-17 22:48:07 +0000453 i2c_write_multiple(0x54, off, 1, &val, sizeof(val));
wdenkf54ebdf2003-09-17 15:10:32 +0000454 /* enable the power switch */
455 *CPLD_VFD_BK &= ~POWER_OFF;
456 return 0;
457}
458
459/*
460 * this is called from board_init() after the hardware has been set up
461 * and is usable. That seems like a good time to do this.
462 * Right now the return value is ignored.
463 */
464int
465do_auto_update(void)
466{
467 block_dev_desc_t *stor_dev;
468 long sz;
Wolfgang Denka4d26362007-08-12 15:11:38 +0200469 int i, res = 0, bitmap_first, cnt, old_ctrlc, got_ctrlc;
wdenkf54ebdf2003-09-17 15:10:32 +0000470 char *env;
wdenk80369862003-09-18 18:55:25 +0000471 long start, end;
wdenkf54ebdf2003-09-17 15:10:32 +0000472
wdenkb0639ca2003-09-17 22:48:07 +0000473#undef ERASE_EEPROM
wdenkf54ebdf2003-09-17 15:10:32 +0000474#ifdef ERASE_EEPROM
475 int arr[18];
476 memset(arr, 0, sizeof(arr));
477 i2c_write_multiple(0x54, 64, 1, arr, sizeof(arr));
478#endif
479 au_usb_stor_curr_dev = -1;
480 /* start USB */
481 if (usb_stop() < 0) {
482 debug ("usb_stop failed\n");
483 return -1;
484 }
485 if (usb_init() < 0) {
486 debug ("usb_init failed\n");
487 return -1;
488 }
489 /*
490 * check whether a storage device is attached (assume that it's
491 * a USB memory stick, since nothing else should be attached).
492 */
wdenk9fd5e312003-12-07 23:55:12 +0000493 au_usb_stor_curr_dev = usb_stor_scan(0);
wdenkf54ebdf2003-09-17 15:10:32 +0000494 if (au_usb_stor_curr_dev == -1) {
495 debug ("No device found. Not initialized?\n");
Wolfgang Denka4d26362007-08-12 15:11:38 +0200496 res = -1;
497 goto xit;
wdenkf54ebdf2003-09-17 15:10:32 +0000498 }
499 /* check whether it has a partition table */
wdenk80369862003-09-18 18:55:25 +0000500 stor_dev = get_dev("usb", 0);
501 if (stor_dev == NULL) {
wdenkf54ebdf2003-09-17 15:10:32 +0000502 debug ("uknown device type\n");
Wolfgang Denka4d26362007-08-12 15:11:38 +0200503 res = -1;
504 goto xit;
wdenkf54ebdf2003-09-17 15:10:32 +0000505 }
506 if (fat_register_device(stor_dev, 1) != 0) {
507 debug ("Unable to use USB %d:%d for fatls\n",
508 au_usb_stor_curr_dev, 1);
Wolfgang Denka4d26362007-08-12 15:11:38 +0200509 res = -1;
510 goto xit;
wdenkf54ebdf2003-09-17 15:10:32 +0000511 }
512 if (file_fat_detectfs() != 0) {
513 debug ("file_fat_detectfs failed\n");
514 }
wdenkb0639ca2003-09-17 22:48:07 +0000515
wdenkf54ebdf2003-09-17 15:10:32 +0000516 /* initialize the array of file names */
517 memset(aufile, 0, sizeof(aufile));
518 aufile[IDX_PREPARE] = AU_PREPARE;
519 aufile[IDX_PREINST] = AU_PREINST;
520 aufile[IDX_FIRMWARE] = AU_FIRMWARE;
521 aufile[IDX_KERNEL] = AU_KERNEL;
522 aufile[IDX_APP] = AU_APP;
523 aufile[IDX_DISK] = AU_DISK;
524 aufile[IDX_POSTINST] = AU_POSTINST;
525 /* initialize the array of flash sizes */
526 memset(ausize, 0, sizeof(ausize));
527 ausize[IDX_FIRMWARE] = (AU_FL_FIRMWARE_ND + 1) - AU_FL_FIRMWARE_ST;
528 ausize[IDX_KERNEL] = (AU_FL_KERNEL_ND + 1) - AU_FL_KERNEL_ST;
529 ausize[IDX_APP] = (AU_FL_APP_ND + 1) - AU_FL_APP_ST;
530 ausize[IDX_DISK] = (AU_FL_DISK_ND + 1) - AU_FL_DISK_ST;
wdenk80369862003-09-18 18:55:25 +0000531 /*
532 * now check whether start and end are defined using environment
533 * variables.
534 */
wdenk1d704682003-09-19 08:29:25 +0000535 start = -1;
536 end = 0;
wdenk80369862003-09-18 18:55:25 +0000537 env = getenv("firmware_st");
538 if (env != NULL)
539 start = simple_strtoul(env, NULL, 16);
540 env = getenv("firmware_nd");
541 if (env != NULL)
542 end = simple_strtoul(env, NULL, 16);
wdenkfbe4b5c2003-10-06 21:55:32 +0000543 if (start >= 0 && end && end > start) {
wdenk80369862003-09-18 18:55:25 +0000544 ausize[IDX_FIRMWARE] = (end + 1) - start;
wdenkfbe4b5c2003-10-06 21:55:32 +0000545 aufl_layout[0].start = start;
546 aufl_layout[0].end = end;
547 }
wdenk1d704682003-09-19 08:29:25 +0000548 start = -1;
549 end = 0;
wdenk80369862003-09-18 18:55:25 +0000550 env = getenv("kernel_st");
551 if (env != NULL)
552 start = simple_strtoul(env, NULL, 16);
553 env = getenv("kernel_nd");
554 if (env != NULL)
555 end = simple_strtoul(env, NULL, 16);
wdenkfbe4b5c2003-10-06 21:55:32 +0000556 if (start >= 0 && end && end > start) {
wdenk80369862003-09-18 18:55:25 +0000557 ausize[IDX_KERNEL] = (end + 1) - start;
wdenkfbe4b5c2003-10-06 21:55:32 +0000558 aufl_layout[1].start = start;
559 aufl_layout[1].end = end;
560 }
wdenk1d704682003-09-19 08:29:25 +0000561 start = -1;
562 end = 0;
wdenk80369862003-09-18 18:55:25 +0000563 env = getenv("app_st");
564 if (env != NULL)
565 start = simple_strtoul(env, NULL, 16);
566 env = getenv("app_nd");
567 if (env != NULL)
568 end = simple_strtoul(env, NULL, 16);
wdenkfbe4b5c2003-10-06 21:55:32 +0000569 if (start >= 0 && end && end > start) {
wdenk80369862003-09-18 18:55:25 +0000570 ausize[IDX_APP] = (end + 1) - start;
wdenkfbe4b5c2003-10-06 21:55:32 +0000571 aufl_layout[2].start = start;
572 aufl_layout[2].end = end;
573 }
wdenk1d704682003-09-19 08:29:25 +0000574 start = -1;
575 end = 0;
wdenk80369862003-09-18 18:55:25 +0000576 env = getenv("disk_st");
577 if (env != NULL)
578 start = simple_strtoul(env, NULL, 16);
579 env = getenv("disk_nd");
580 if (env != NULL)
581 end = simple_strtoul(env, NULL, 16);
wdenkfbe4b5c2003-10-06 21:55:32 +0000582 if (start >= 0 && end && end > start) {
wdenk80369862003-09-18 18:55:25 +0000583 ausize[IDX_DISK] = (end + 1) - start;
wdenkfbe4b5c2003-10-06 21:55:32 +0000584 aufl_layout[3].start = start;
585 aufl_layout[3].end = end;
586 }
wdenk2d5b5612003-10-14 19:43:55 +0000587 /* make certain that HUSH is runnable */
588 u_boot_hush_start();
wdenk80369862003-09-18 18:55:25 +0000589 /* make sure that we see CTRL-C and save the old state */
590 old_ctrlc = disable_ctrlc(0);
591
wdenkf54ebdf2003-09-17 15:10:32 +0000592 bitmap_first = 0;
593 /* just loop thru all the possible files */
594 for (i = 0; i < AU_MAXFILES; i++) {
wdenkfa1399e2003-12-06 11:20:01 +0000595 /* just read the header */
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100596 sz = file_fat_read(aufile[i], LOAD_ADDR, image_get_header_size ());
wdenkfa1399e2003-12-06 11:20:01 +0000597 debug ("read %s sz %ld hdr %d\n",
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100598 aufile[i], sz, image_get_header_size ());
599 if (sz <= 0 || sz < image_get_header_size ()) {
wdenkfa1399e2003-12-06 11:20:01 +0000600 debug ("%s not found\n", aufile[i]);
601 continue;
602 }
603 if (au_check_header_valid(i, sz) < 0) {
604 debug ("%s header not valid\n", aufile[i]);
605 continue;
606 }
wdenkf54ebdf2003-09-17 15:10:32 +0000607 sz = file_fat_read(aufile[i], LOAD_ADDR, MAX_LOADSZ);
608 debug ("read %s sz %ld hdr %d\n",
Marian Balakowiczb97a2a02008-01-08 18:14:09 +0100609 aufile[i], sz, image_get_header_size ());
610 if (sz <= 0 || sz <= image_get_header_size ()) {
wdenkf54ebdf2003-09-17 15:10:32 +0000611 debug ("%s not found\n", aufile[i]);
612 continue;
613 }
wdenkfa1399e2003-12-06 11:20:01 +0000614 if (au_check_cksum_valid(i, sz) < 0) {
615 debug ("%s checksum not valid\n", aufile[i]);
wdenkf54ebdf2003-09-17 15:10:32 +0000616 continue;
617 }
618#ifdef CONFIG_VFD
619 /* now that we have a valid file we can display the */
620 /* bitmap. */
621 if (bitmap_first == 0) {
622 env = getenv("bitmap2");
623 if (env == NULL) {
624 trab_vfd(0);
625 } else {
626 /* not so simple - bitmap2 is supposed to */
627 /* contain the address of the bitmap */
628 env = (char *)simple_strtoul(env, NULL, 16);
629/* NOTE: these are taken from vfd_logo.h. If that file changes then */
630/* these defines MUST also be updated! These may be wrong for bitmap2. */
631#define VFD_LOGO_WIDTH 112
632#define VFD_LOGO_HEIGHT 72
633 /* must call transfer_pic directly */
Wolfgang Denka63c31c2006-06-26 10:54:52 +0200634 transfer_pic(3, (unsigned char *)env,
635 VFD_LOGO_HEIGHT, VFD_LOGO_WIDTH);
wdenkf54ebdf2003-09-17 15:10:32 +0000636 }
637 bitmap_first = 1;
638 }
639#endif
640 /* this is really not a good idea, but it's what the */
641 /* customer wants. */
wdenkb0639ca2003-09-17 22:48:07 +0000642 cnt = 0;
wdenk80369862003-09-18 18:55:25 +0000643 got_ctrlc = 0;
wdenkf54ebdf2003-09-17 15:10:32 +0000644 do {
wdenka0ff7f22003-10-09 13:16:55 +0000645 res = au_do_update(i, sz);
wdenk80369862003-09-18 18:55:25 +0000646 /* let the user break out of the loop */
647 if (ctrlc() || had_ctrlc()) {
648 clear_ctrlc();
649 if (res < 0)
650 got_ctrlc = 1;
651 break;
652 }
wdenkb0639ca2003-09-17 22:48:07 +0000653 cnt++;
wdenk80369862003-09-18 18:55:25 +0000654#ifdef AU_TEST_ONLY
wdenkb0639ca2003-09-17 22:48:07 +0000655 } while (res < 0 && cnt < 3);
656 if (cnt < 3)
657#else
wdenkf54ebdf2003-09-17 15:10:32 +0000658 } while (res < 0);
wdenkb0639ca2003-09-17 22:48:07 +0000659#endif
wdenk80369862003-09-18 18:55:25 +0000660 /*
661 * it doesn't make sense to update the EEPROM if the
662 * update was interrupted by the user due to errors.
663 */
664 if (got_ctrlc == 0)
665 au_update_eeprom(i);
dzu8a42eac2003-09-29 21:55:54 +0000666 else
667 /* enable the power switch */
668 *CPLD_VFD_BK &= ~POWER_OFF;
wdenkf54ebdf2003-09-17 15:10:32 +0000669 }
wdenk80369862003-09-18 18:55:25 +0000670 /* restore the old state */
671 disable_ctrlc(old_ctrlc);
Wolfgang Denka4d26362007-08-12 15:11:38 +0200672xit:
673 usb_stop();
674 return res;
wdenkf54ebdf2003-09-17 15:10:32 +0000675}
676#endif /* CONFIG_AUTO_UPDATE */