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authorCástor Muñoz <cmvidal@gmail.com>2016-02-04 23:05:17 +0100
committerCástor Muñoz <cmvidal@gmail.com>2017-04-14 00:03:42 +0200
commit346423c040fe4ac31dae7c1afcb1d853cc80635c (patch)
treebd8dd4c55f083a1162f7019188977213a20dc41c /rbutil/mks5lboot/main.c
parenteefc7c73e2495decdc6f242515696fe0e3f85609 (diff)
downloadrockbox-346423c040fe4ac31dae7c1afcb1d853cc80635c.tar.gz
rockbox-346423c040fe4ac31dae7c1afcb1d853cc80635c.zip
mks5lboot v1.0 - dualboot installer for s5l8702 targetsmks5lboot_1.0
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
Diffstat (limited to 'rbutil/mks5lboot/main.c')
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diff --git a/rbutil/mks5lboot/main.c b/rbutil/mks5lboot/main.c
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+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id:$
+ *
+ * Copyright (C) 2015 by Cástor Muñoz
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include <time.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include "mks5lboot.h"
+
+/* Win32 compatibility */
+#ifndef O_BINARY
+#define O_BINARY 0
+#endif
+
+#define DEFAULT_LOOP_PERIOD 1 /* seconds */
+
+#define ERROR(format, ...) \
+ do { \
+ snprintf(errstr, errstrsize, "[ERR] "format, __VA_ARGS__); \
+ goto error; \
+ } while(0)
+
+static int write_file(char *outfile, unsigned char* buf,
+ int bufsize, char* errstr, int errstrsize)
+{
+ int fd = open(outfile, O_CREAT|O_TRUNC|O_WRONLY|O_BINARY, 0666);
+ if (fd < 0)
+ ERROR("Could not open %s for writing", outfile);
+
+ if (write(fd, buf, bufsize) != bufsize)
+ ERROR("Could not write file %s", outfile);
+
+ return 1;
+
+error:
+ return 0;
+}
+
+static unsigned char *read_file(char *infile, int *bufsize,
+ char* errstr, int errstrsize)
+{
+ unsigned char *buf;
+ int fd;
+ struct stat s;
+
+ fd = open(infile, O_RDONLY|O_BINARY);
+ if (fd < 0)
+ ERROR("Could not open %s for reading", infile);
+
+ if (fstat(fd, &s) < 0)
+ ERROR("Checking size of input file %s", infile);
+
+ *bufsize = s.st_size;
+
+ buf = malloc(*bufsize);
+ if (buf == NULL)
+ ERROR("Could not allocate memory for %s", infile);
+
+ if (read(fd, buf, *bufsize) != *bufsize)
+ ERROR("Could not read file %s", infile);
+
+ return buf;
+
+error:
+ return NULL;
+}
+
+static void sleep_ms(unsigned int ms)
+{
+ struct timespec req;
+ req.tv_sec = ms / 1000;
+ req.tv_nsec = (ms % 1000) * 1000000;
+ nanosleep(&req, NULL);
+}
+
+static void usage(void)
+{
+ fprintf(stderr,
+ "Usage:\n"
+ " mks5lboot --bl-inst <bootloader.ipod> [-p <pid>] [--single]\n"
+ " --bl-uninst <platform> [-p <pid>]\n"
+ " --dfuscan [--loop [<sec>]] [-p <pid>]\n"
+ " --dfusend <infile.dfu> [-p <pid>]\n"
+ " --dfureset [--loop [<sec>]] [-p <pid>]\n"
+ " --mkdfu-inst <bootloader.ipod> <outfile.dfu> [--single]\n"
+ " --mkdfu-uninst <platform> <outfile.dfu>\n"
+ " --mkdfu-raw <filename.bin> <outfile.dfu>\n"
+ "\n"
+ "Commands:\n"
+ " --bl-inst Install file <bootloader.ipod> into an iPod device\n"
+ " (same as --mkdfu-inst and --dfusend).\n"
+ " --bl-uninst Remove a bootloader from an iPod device (same as\n"
+ " --mkdfu-uninst and --dfusend).\n"
+ "\n"
+ " --dfuscan scan for DFU USB devices and outputs the status.\n"
+ " --dfusend send DFU image <infile.dfu> to the device.\n"
+ " --dfureset reset DFU USB device bus.\n"
+ "\n"
+ " --mkdfu-inst Build a DFU image containing an installer for\n"
+ " <bootloader.ipod>, save it as <outfile.dfu>.\n"
+ " --mkdfu-uninst Build a DFU image containing an uninstaler for\n"
+ " <platform> devices, save it as <outfile.dfu>.\n"
+ " --mkdfu-raw Build a DFU image containing raw executable\n"
+ " code, save it ass <outfile.dfu>. <infile.bin>\n"
+ " is the code you want to run, it is loaded at\n"
+ " address 0x%08x and executed.\n"
+ "\n"
+ " <bootloader.ipod> is the rockbox bootloader that you want to\n"
+ " install (previously scrambled with tools/scramble utility).\n"
+ "\n"
+ " <platform> is the name of the platform (type of device) for\n"
+ " which the DFU uninstaller will be built. Currently supported\n"
+ " platform names are:\n"
+ " ipod6g: iPod Classic 6G\n"
+ "\n"
+ "Options:\n"
+ " -p, --pid <pid> Use a specific <pid> (Product Id) USB device,\n"
+ " if this option is ommited then it uses the\n"
+ " first USB DFU device found.\n"
+ " -l, --loop <sec> Run the command every <sec> seconds, default\n"
+ " period (<sec> ommited) is %d seconds.\n"
+ " -S, --single Be careful using this option. The bootloader\n"
+ " is installed for single boot, the original\n"
+ " Apple NOR boot is destroyed (if it exists),\n"
+ " and only Rockbox can be used.\n"
+ , DFU_LOADADDR + BIN_OFFSET
+ , DEFAULT_LOOP_PERIOD);
+
+ exit(1);
+}
+
+int main(int argc, char* argv[])
+{
+ char *dfuoutfile = NULL;
+ char *dfuinfile = NULL;
+ char *dfu_arg = NULL;
+ int dfu_type = DFU_NONE;
+ int n_cmds = 0;
+ int scan = 0;
+ int pid = 0;
+ int reset = 0;
+ int loop = 0;
+ int single = 0;
+ char errstr[200];
+ unsigned char *dfubuf;
+ int dfusize;
+
+ fprintf(stderr,
+ "mks5lboot Version " VERSION "\n"
+ "This is free software; see the source for copying conditions. There is NO\n"
+ "warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n"
+ "\n");
+ fflush(stderr);
+
+ while (--argc)
+ {
+ argv++;
+ if (!memcmp(*argv, "--bl", 4)) {
+ if (!strcmp(*argv+4, "-inst")) dfu_type = DFU_INST;
+ else if (!strcmp(*argv+4, "-uninst")) dfu_type = DFU_UNINST;
+ else usage();
+ if (!--argc) usage();
+ dfu_arg = *++argv;
+ n_cmds++;
+ }
+ else if (!memcmp(*argv, "--mkdfu", 7)) {
+ if (!strcmp(*argv+7, "-inst")) dfu_type = DFU_INST;
+ else if (!strcmp(*argv+7, "-uninst")) dfu_type = DFU_UNINST;
+ else if (!strcmp(*argv+7, "-raw")) dfu_type = DFU_RAW;
+ else usage();
+ if (!--argc) usage();
+ dfu_arg = *++argv;
+ if (!--argc) usage();
+ dfuoutfile = *++argv;
+ n_cmds++;
+ }
+ else if (!strcmp(*argv, "--dfusend")) {
+ if (!--argc) usage();
+ dfuinfile = *++argv;
+ n_cmds++;
+ }
+ else if (!strcmp(*argv, "--dfuscan")) {
+ scan = 1;
+ n_cmds++;
+ }
+ else if (!strcmp(*argv, "--dfureset")) {
+ scan = 1;
+ reset = 1;
+ n_cmds++;
+ }
+ else if (!strcmp(*argv, "--pid") || !strcmp(*argv, "-p")) {
+ if (!--argc) usage();
+ if (sscanf(*++argv, "%x", &pid) != 1) usage();
+ }
+ else if (!strcmp(*argv, "--loop") || !strcmp (*argv, "-l")) {
+ if (!(argc-1) || *(argv+1)[0] == '-') {
+ loop = DEFAULT_LOOP_PERIOD;
+ }
+ else {
+ if ((sscanf(*++argv, "%d", &loop) != 1) || !loop) usage();
+ argc--;
+ }
+ }
+ else if (!strcmp(*argv, "--single") || !strcmp(*argv, "-S")) {
+ single = 1;
+ }
+ else if (!strcmp(*argv, "--debug")) {
+ ipoddfu_debug(1);
+ }
+ else
+ usage();
+ }
+
+ if (n_cmds != 1)
+ usage();
+
+ if ((dfu_type == DFU_INST) && single)
+ dfu_type = DFU_INST_SINGLE;
+
+ if (scan) {
+ int cnt = 0;
+ while (1) {
+ int state, res;
+ if (loop) printf("[%d] ", cnt);
+ else printf("[INFO] ");
+ printf("DFU %s:\n", reset ? "reset":"scan");
+ res = ipoddfu_scan(pid, &state, reset, errstr, sizeof(errstr));
+ if (res == 0)
+ printf("%s\n", errstr);
+ else
+ printf("[INFO] DFU device state: %d\n", state);
+ if (!loop)
+ exit(!res);
+ fflush(stdout);
+ sleep_ms(loop*1000);
+ cnt += loop;
+ }
+ }
+
+ if (dfuinfile)
+ dfubuf = read_file(dfuinfile, &dfusize, errstr, sizeof(errstr));
+ else
+ dfubuf = mkdfu(dfu_type, dfu_arg, &dfusize, errstr, sizeof(errstr));
+
+ if (!dfubuf)
+ goto error;
+
+ if (dfuoutfile) {
+ if (write_file(dfuoutfile, dfubuf, dfusize, errstr, sizeof(errstr))) {
+ printf("[INFO] Created file %s (%d bytes)\n", dfuoutfile, dfusize);
+ exit(0);
+ }
+ }
+ else {
+ if (ipoddfu_send(pid, dfubuf, dfusize, errstr, sizeof(errstr))) {
+ printf("[INFO] DFU image sent successfully (%d bytes)\n", dfusize);
+ exit(0);
+ }
+ }
+
+error:
+ printf("%s\n", errstr);
+ exit(1);
+}