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https://github.com/Rockbox/rockbox.git
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mks5lboot v1.0 - dualboot installer for s5l8702 targets
A tool to install/uninstall a bootloader into a s5l8702 based device: - iPod Classic 6G - iPod Nano 3G (TODO) See mks5lboot/README for detailed info. Change-Id: I451d2aaff34509ebd356e4660647e5222c5d3409
This commit is contained in:
Cástor Muñoz
parent
eefc7c73e2
commit
346423c040
16 changed files with 3226 additions and 0 deletions
287
rbutil/mks5lboot/main.c
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287
rbutil/mks5lboot/main.c
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/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id:$
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*
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* Copyright (C) 2015 by Cástor Muñoz
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <time.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "mks5lboot.h"
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/* Win32 compatibility */
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#define DEFAULT_LOOP_PERIOD 1 /* seconds */
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#define ERROR(format, ...) \
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do { \
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snprintf(errstr, errstrsize, "[ERR] "format, __VA_ARGS__); \
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goto error; \
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} while(0)
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static int write_file(char *outfile, unsigned char* buf,
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int bufsize, char* errstr, int errstrsize)
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{
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int fd = open(outfile, O_CREAT|O_TRUNC|O_WRONLY|O_BINARY, 0666);
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if (fd < 0)
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ERROR("Could not open %s for writing", outfile);
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if (write(fd, buf, bufsize) != bufsize)
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ERROR("Could not write file %s", outfile);
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return 1;
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error:
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return 0;
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}
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static unsigned char *read_file(char *infile, int *bufsize,
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char* errstr, int errstrsize)
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{
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unsigned char *buf;
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int fd;
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struct stat s;
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fd = open(infile, O_RDONLY|O_BINARY);
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if (fd < 0)
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ERROR("Could not open %s for reading", infile);
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if (fstat(fd, &s) < 0)
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ERROR("Checking size of input file %s", infile);
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*bufsize = s.st_size;
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buf = malloc(*bufsize);
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if (buf == NULL)
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ERROR("Could not allocate memory for %s", infile);
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if (read(fd, buf, *bufsize) != *bufsize)
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ERROR("Could not read file %s", infile);
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return buf;
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error:
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return NULL;
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}
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static void sleep_ms(unsigned int ms)
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{
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struct timespec req;
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req.tv_sec = ms / 1000;
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req.tv_nsec = (ms % 1000) * 1000000;
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nanosleep(&req, NULL);
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}
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static void usage(void)
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{
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fprintf(stderr,
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"Usage:\n"
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" mks5lboot --bl-inst <bootloader.ipod> [-p <pid>] [--single]\n"
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" --bl-uninst <platform> [-p <pid>]\n"
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" --dfuscan [--loop [<sec>]] [-p <pid>]\n"
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" --dfusend <infile.dfu> [-p <pid>]\n"
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" --dfureset [--loop [<sec>]] [-p <pid>]\n"
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" --mkdfu-inst <bootloader.ipod> <outfile.dfu> [--single]\n"
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" --mkdfu-uninst <platform> <outfile.dfu>\n"
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" --mkdfu-raw <filename.bin> <outfile.dfu>\n"
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"\n"
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"Commands:\n"
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" --bl-inst Install file <bootloader.ipod> into an iPod device\n"
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" (same as --mkdfu-inst and --dfusend).\n"
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" --bl-uninst Remove a bootloader from an iPod device (same as\n"
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" --mkdfu-uninst and --dfusend).\n"
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"\n"
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" --dfuscan scan for DFU USB devices and outputs the status.\n"
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" --dfusend send DFU image <infile.dfu> to the device.\n"
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" --dfureset reset DFU USB device bus.\n"
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"\n"
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" --mkdfu-inst Build a DFU image containing an installer for\n"
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" <bootloader.ipod>, save it as <outfile.dfu>.\n"
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" --mkdfu-uninst Build a DFU image containing an uninstaler for\n"
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" <platform> devices, save it as <outfile.dfu>.\n"
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" --mkdfu-raw Build a DFU image containing raw executable\n"
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" code, save it ass <outfile.dfu>. <infile.bin>\n"
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" is the code you want to run, it is loaded at\n"
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" address 0x%08x and executed.\n"
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"\n"
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" <bootloader.ipod> is the rockbox bootloader that you want to\n"
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" install (previously scrambled with tools/scramble utility).\n"
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"\n"
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" <platform> is the name of the platform (type of device) for\n"
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" which the DFU uninstaller will be built. Currently supported\n"
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" platform names are:\n"
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" ipod6g: iPod Classic 6G\n"
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"\n"
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"Options:\n"
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" -p, --pid <pid> Use a specific <pid> (Product Id) USB device,\n"
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" if this option is ommited then it uses the\n"
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" first USB DFU device found.\n"
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" -l, --loop <sec> Run the command every <sec> seconds, default\n"
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" period (<sec> ommited) is %d seconds.\n"
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" -S, --single Be careful using this option. The bootloader\n"
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" is installed for single boot, the original\n"
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" Apple NOR boot is destroyed (if it exists),\n"
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" and only Rockbox can be used.\n"
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, DFU_LOADADDR + BIN_OFFSET
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, DEFAULT_LOOP_PERIOD);
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exit(1);
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}
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int main(int argc, char* argv[])
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{
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char *dfuoutfile = NULL;
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char *dfuinfile = NULL;
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char *dfu_arg = NULL;
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int dfu_type = DFU_NONE;
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int n_cmds = 0;
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int scan = 0;
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int pid = 0;
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int reset = 0;
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int loop = 0;
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int single = 0;
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char errstr[200];
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unsigned char *dfubuf;
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int dfusize;
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fprintf(stderr,
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"mks5lboot Version " VERSION "\n"
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"This is free software; see the source for copying conditions. There is NO\n"
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"warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"
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"\n");
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fflush(stderr);
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while (--argc)
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{
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argv++;
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if (!memcmp(*argv, "--bl", 4)) {
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if (!strcmp(*argv+4, "-inst")) dfu_type = DFU_INST;
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else if (!strcmp(*argv+4, "-uninst")) dfu_type = DFU_UNINST;
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else usage();
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if (!--argc) usage();
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dfu_arg = *++argv;
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n_cmds++;
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}
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else if (!memcmp(*argv, "--mkdfu", 7)) {
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if (!strcmp(*argv+7, "-inst")) dfu_type = DFU_INST;
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else if (!strcmp(*argv+7, "-uninst")) dfu_type = DFU_UNINST;
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else if (!strcmp(*argv+7, "-raw")) dfu_type = DFU_RAW;
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else usage();
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if (!--argc) usage();
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dfu_arg = *++argv;
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if (!--argc) usage();
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dfuoutfile = *++argv;
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n_cmds++;
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}
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else if (!strcmp(*argv, "--dfusend")) {
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if (!--argc) usage();
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dfuinfile = *++argv;
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n_cmds++;
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}
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else if (!strcmp(*argv, "--dfuscan")) {
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scan = 1;
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n_cmds++;
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}
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else if (!strcmp(*argv, "--dfureset")) {
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scan = 1;
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reset = 1;
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n_cmds++;
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}
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else if (!strcmp(*argv, "--pid") || !strcmp(*argv, "-p")) {
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if (!--argc) usage();
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if (sscanf(*++argv, "%x", &pid) != 1) usage();
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}
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else if (!strcmp(*argv, "--loop") || !strcmp (*argv, "-l")) {
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if (!(argc-1) || *(argv+1)[0] == '-') {
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loop = DEFAULT_LOOP_PERIOD;
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}
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else {
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if ((sscanf(*++argv, "%d", &loop) != 1) || !loop) usage();
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argc--;
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}
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}
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else if (!strcmp(*argv, "--single") || !strcmp(*argv, "-S")) {
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single = 1;
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}
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else if (!strcmp(*argv, "--debug")) {
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ipoddfu_debug(1);
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}
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else
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usage();
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}
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if (n_cmds != 1)
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usage();
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if ((dfu_type == DFU_INST) && single)
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dfu_type = DFU_INST_SINGLE;
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if (scan) {
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int cnt = 0;
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while (1) {
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int state, res;
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if (loop) printf("[%d] ", cnt);
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else printf("[INFO] ");
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printf("DFU %s:\n", reset ? "reset":"scan");
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res = ipoddfu_scan(pid, &state, reset, errstr, sizeof(errstr));
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if (res == 0)
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printf("%s\n", errstr);
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else
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printf("[INFO] DFU device state: %d\n", state);
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if (!loop)
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exit(!res);
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fflush(stdout);
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sleep_ms(loop*1000);
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cnt += loop;
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}
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}
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if (dfuinfile)
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dfubuf = read_file(dfuinfile, &dfusize, errstr, sizeof(errstr));
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else
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dfubuf = mkdfu(dfu_type, dfu_arg, &dfusize, errstr, sizeof(errstr));
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if (!dfubuf)
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goto error;
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if (dfuoutfile) {
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if (write_file(dfuoutfile, dfubuf, dfusize, errstr, sizeof(errstr))) {
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printf("[INFO] Created file %s (%d bytes)\n", dfuoutfile, dfusize);
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exit(0);
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}
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}
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else {
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if (ipoddfu_send(pid, dfubuf, dfusize, errstr, sizeof(errstr))) {
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printf("[INFO] DFU image sent successfully (%d bytes)\n", dfusize);
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exit(0);
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}
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}
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error:
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printf("%s\n", errstr);
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exit(1);
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}
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