summaryrefslogtreecommitdiffstats
path: root/rbutil/mkamsboot/main.c
diff options
context:
space:
mode:
authorDominik Riebeling <Dominik.Riebeling@gmail.com>2009-11-04 20:58:40 +0000
committerDominik Riebeling <Dominik.Riebeling@gmail.com>2009-11-04 20:58:40 +0000
commitea6178065c6df158db18793c72669393a37198e2 (patch)
tree9dc265025495329dff5cdd56710edc8da6e931d1 /rbutil/mkamsboot/main.c
parent33d3b54abc33e61867ec7fb3b8bc70b6f8f60615 (diff)
downloadrockbox-ea6178065c6df158db18793c72669393a37198e2.tar.gz
rockbox-ea6178065c6df158db18793c72669393a37198e2.zip
Clean up mkamsboot building. No functional changes.
- split out standalone functions to a separate file. - adjust and clean up Makefile. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23520 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'rbutil/mkamsboot/main.c')
-rw-r--r--rbutil/mkamsboot/main.c168
1 files changed, 168 insertions, 0 deletions
diff --git a/rbutil/mkamsboot/main.c b/rbutil/mkamsboot/main.c
new file mode 100644
index 0000000000..5715248685
--- /dev/null
+++ b/rbutil/mkamsboot/main.c
@@ -0,0 +1,168 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * mkamsboot - a tool for merging bootloader code into an Sansa V2
+ * (AMS) firmware file
+ *
+ * Copyright (C) 2008 Dave Chapman
+ *
+ * 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 <stdint.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <string.h>
+
+#include <ucl/ucl.h>
+
+#include "mkamsboot.h"
+
+/* Header for ARM code binaries */
+#include "dualboot.h"
+
+/* Win32 compatibility */
+#ifndef O_BINARY
+#define O_BINARY 0
+#endif
+
+/* standalone executable */
+int main(int argc, char* argv[])
+{
+ char *infile, *bootfile, *outfile;
+ int fdout;
+ off_t len;
+ uint32_t n;
+ unsigned char* buf;
+ int firmware_size;
+ int bootloader_size;
+ unsigned char* of_packed;
+ int of_packedsize;
+ unsigned char* rb_packed;
+ int rb_packedsize;
+ int totalsize;
+ char errstr[200];
+ struct md5sums sum;
+ char md5sum[33]; /* 32 digits + \0 */
+
+ sum.md5 = md5sum;
+
+/* VERSION comes frome the Makefile */
+ fprintf(stderr,
+"mkamsboot 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");
+
+ if(argc != 4) {
+ printf("Usage: mkamsboot <firmware file> <boot file> <output file>\n");
+ return 1;
+ }
+
+ infile = argv[1];
+ bootfile = argv[2];
+ outfile = argv[3];
+
+ /* Load original firmware file */
+ buf = load_of_file(infile, &len, &sum,
+ &firmware_size, &of_packed, &of_packedsize, errstr, sizeof(errstr));
+
+ if (buf == NULL) {
+ fprintf(stderr, "%s", errstr);
+ fprintf(stderr, "[ERR] Could not load %s\n", infile);
+ return 1;
+ }
+
+ fprintf(stderr, "[INFO] Original firmware MD5 checksum match\n");
+ fprintf(stderr, "[INFO] Model: Sansa %s v%d - Firmware version: %s\n",
+ model_names[sum.model], hw_revisions[sum.model], sum.version);
+
+
+ /* Load bootloader file */
+ rb_packed = load_rockbox_file(bootfile, sum.model, &bootloader_size,
+ &rb_packedsize, errstr, sizeof(errstr));
+ if (rb_packed == NULL) {
+ fprintf(stderr, "%s", errstr);
+ fprintf(stderr, "[ERR] Could not load %s\n", bootfile);
+ free(buf);
+ free(of_packed);
+ return 1;
+ }
+
+ printf("[INFO] Firmware patching has begun !\n\n");
+
+ fprintf(stderr, "[INFO] Original firmware size: %d bytes\n",
+ firmware_size);
+ fprintf(stderr, "[INFO] Packed OF size: %d bytes\n",
+ of_packedsize);
+ fprintf(stderr, "[INFO] Bootloader size: %d bytes\n",
+ (int)bootloader_size);
+ fprintf(stderr, "[INFO] Packed bootloader size: %d bytes\n",
+ rb_packedsize);
+ fprintf(stderr, "[INFO] Dual-boot function size: %d bytes\n",
+ bootloader_sizes[sum.model]);
+ fprintf(stderr, "[INFO] UCL unpack function size: %u bytes\n",
+ (unsigned int)sizeof(nrv2e_d8));
+
+ totalsize = total_size(sum.model, of_packedsize, rb_packedsize);
+
+ fprintf(stderr, "[INFO] Total size of new image: %d bytes\n", totalsize);
+
+ if (totalsize > firmware_size) {
+ fprintf(stderr, "[ERR] No room to insert bootloader, aborting\n");
+ free(buf);
+ free(of_packed);
+ free(rb_packed);
+ return 1;
+ }
+
+ patch_firmware(sum.model, fw_revisions[sum.model], firmware_size, buf, len,
+ of_packed, of_packedsize, rb_packed, rb_packedsize);
+
+ /* Write the new firmware */
+ fdout = open(outfile, O_CREAT|O_TRUNC|O_WRONLY|O_BINARY, 0666);
+
+ if (fdout < 0) {
+ fprintf(stderr, "[ERR] Could not open %s for writing\n", outfile);
+ free(buf);
+ free(of_packed);
+ free(rb_packed);
+ return 1;
+ }
+
+ n = write(fdout, buf, len);
+
+ if (n != (unsigned)len) {
+ fprintf(stderr, "[ERR] Could not write firmware file\n");
+ free(buf);
+ free(of_packed);
+ free(rb_packed);
+ return 1;
+ }
+
+ close(fdout);
+ free(buf);
+ free(of_packed);
+ free(rb_packed);
+ fprintf(stderr, "\n[INFO] Patching succeeded!\n");
+
+ return 0;
+}
+