summaryrefslogtreecommitdiffstats
path: root/tools
diff options
context:
space:
mode:
authorAidan MacDonald <amachronic@protonmail.com>2021-02-27 22:08:58 +0000
committerAidan MacDonald <amachronic@protonmail.com>2021-03-28 00:01:37 +0000
commit3ec66893e377b088c1284d2d23adb2aeea6d7965 (patch)
treeb647717f83ad56b15dc42cfdef5d04d68cd9bd6b /tools
parent83fcbedc65f4b9ae7e491ecf6f07c0af4b245f74 (diff)
downloadrockbox-3ec66893e377b088c1284d2d23adb2aeea6d7965.tar.gz
rockbox-3ec66893e377b088c1284d2d23adb2aeea6d7965.zip
New port: FiiO M3K on bare metal
Change-Id: I7517e7d5459e129dcfc9465c6fbd708619888fbe
Diffstat (limited to 'tools')
-rw-r--r--tools/Makefile8
-rwxr-xr-xtools/configure50
-rw-r--r--tools/mkspl-x1000.c248
-rw-r--r--tools/scramble.c2
4 files changed, 304 insertions, 4 deletions
diff --git a/tools/Makefile b/tools/Makefile
index 92af254fcd..edd0ae61b1 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -12,10 +12,11 @@ LDFLAGS := -g
CLEANALL := scramble descramble iriver bmp2rb rdf2binary convbdf \
generate_rocklatin mkboot ipod_fw codepages uclpack mi4 gigabeat lngdump \
- telechips gigabeats creative hmac-sha1 rbspeexenc mkzenboot mk500boot convttf
+ telechips gigabeats creative hmac-sha1 rbspeexenc mkzenboot mk500boot \
+ convttf mkspl-x1000
all: scramble descramble rdf2binary mkboot mkzenboot convbdf codepages \
- uclpack rbspeexenc voicefont mk500boot
+ uclpack rbspeexenc voicefont mk500boot mkspl-x1000
scramble: scramble.o iriver.o mi4.o gigabeat.o gigabeats.o telechips.o \
iaudio_bl_flash.o creative.o hmac-sha1.o rkw.o
@@ -54,6 +55,9 @@ mkzenboot.o: mkzenboot.c
mkzenboot: mkzenboot.o hmac-sha1.o
$(SILENT)$(CC) $(LDFLAGS) $+ -lz -o $@
+mkspl-x1000: mkspl-x1000.c
+ $(SILENT)$(CC) $(LDFLAGS) $+ -o $@
+
mkzenboot.exe: mkzenboot.o hmac-sha1.o
$(SILENT)$(CC) $(LDFLAGS) -lz $+ C:\MingW\lib\libz.a -o $@
diff --git a/tools/configure b/tools/configure
index 4ddd044b71..c4d98f3f70 100755
--- a/tools/configure
+++ b/tools/configure
@@ -586,6 +586,16 @@ mipselcc () {
gccchoice="4.9.4"
}
+mipsr2elcc () {
+ prefixtools mipsel-elf-
+ # mips is predefined, but we want it for paths. use __mips instead
+ GCCOPTS="$CCOPTS -march=mips32r2 -mno-mips16 -mno-long-calls -Umips"
+ GCCOPTS="$GCCOPTS -ffunction-sections -msoft-float -G 0 -Wno-parentheses"
+ GCCOPTIMIZE="-fomit-frame-pointer"
+ endian="little"
+ gccchoice="4.9.4"
+}
+
maemocc () {
# Scratchbox sets up "gcc" based on the active target
prefixtools ""
@@ -1596,8 +1606,7 @@ cat <<EOF
240) Rocker 228) NWZ-A860 series
==FiiO== 229) NWZ-S750 series
==AIGO== 244) M3K Linux
- 245) Eros Q / K
-
+ 245) Eros Q / K 246) M3K baremetal
EOF
buildfor=`input`;
@@ -4200,6 +4209,31 @@ fi
t_model="ihifi2"
;;
+ 246|fiiom3k)
+ target_id=114
+ modelname="fiiom3k"
+ target="FIIO_M3K"
+ memory=64
+ mipsr2elcc
+ appextra="recorder:gui"
+ plugins="yes"
+ tool="$rootdir/tools/scramble -add=fiiom3k "
+ boottool="$rootdir/tools/scramble -add=fiiom3k "
+ spltool="$rootdir/tools/mkspl-x1000 -type=nand -ppb=2 -bpp=2 "
+ output="rockbox.m3k"
+ bootoutput="bootloader.m3k"
+ sploutput="spl.m3k"
+ # toolset is the tools within the tools directory that we build for
+ # this particular target.
+ toolset="$toolset mkspl-x1000"
+ bmp2rb_mono="$rootdir/tools/bmp2rb -f 0"
+ bmp2rb_native="$rootdir/tools/bmp2rb -f 4"
+ # architecture, manufacturer and model for the target-tree build
+ t_cpu="mips"
+ t_manufacturer="ingenic_x1000"
+ t_model="fiiom3k"
+ ;;
+
*)
echo "Please select a supported target platform!"
exit 7
@@ -4275,6 +4309,9 @@ case $modelname in
sansae200)
gdbstub=", (E)raser"
;;
+ fiiom3k)
+ gdbstub=", (X) SPL loader"
+ ;;
*)
;;
esac
@@ -4300,6 +4337,15 @@ fi
bootloader="1"
echo "sansa eraser build selected"
;;
+ [Xx])
+ appsdir='$(ROOTDIR)/bootloader'
+ apps="bootloader"
+ extradefines="$extradefines -DBOOTLOADER -DBOOTLOADER_SPL -ffunction-sections -fdata-sections"
+ bootloader="1"
+ tool="$spltool"
+ output="$sploutput"
+ echo "SPL bootloader build selected"
+ ;;
[Bb])
appsdir='$(ROOTDIR)/bootloader'
apps="bootloader"
diff --git a/tools/mkspl-x1000.c b/tools/mkspl-x1000.c
new file mode 100644
index 0000000000..e27fe8e25b
--- /dev/null
+++ b/tools/mkspl-x1000.c
@@ -0,0 +1,248 @@
+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2021 Aidan MacDonald
+ *
+ * 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 <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdarg.h>
+#include <stdlib.h>
+#include <endian.h> /* TODO: find portable alternative */
+
+#define SPL_HEADER_SIZE 512
+#define SPL_KEY_SIZE 1536
+#define SPL_CODE_OFFSET (SPL_HEADER_SIZE + SPL_KEY_SIZE)
+
+#define SPL_MAX_SIZE (12 * 1024)
+#define SPL_CODE_SIZE (SPL_MAX_SIZE - SPL_CODE_OFFSET)
+
+#define FLASH_TYPE_NAND 0x00
+#define FLASH_TYPE_NOR 0xaa
+
+struct flash_sig {
+ uint8_t magic[8]; /* fixed magic bytes */
+ uint8_t type; /* flash type, either NAND or NOR */
+ uint8_t crc7; /* CRC7 of SPL code */
+ uint8_t ppb; /* pages per block for NAND */
+ uint8_t bpp; /* bytes per page for NAND */
+ uint32_t length; /* total size of SPL, including header/key */
+};
+
+static const uint8_t flash_sig_magic[8] =
+ {0x06, 0x05, 0x04, 0x03, 0x02, 0x55, 0xaa, 0x55};
+
+/* calculate CRC7 used in flash header */
+uint8_t crc7(const uint8_t* buf, size_t len)
+{
+ /* table-based computation of CRC7 */
+ static const uint8_t t[256] = {
+ 0x00, 0x09, 0x12, 0x1b, 0x24, 0x2d, 0x36, 0x3f,
+ 0x48, 0x41, 0x5a, 0x53, 0x6c, 0x65, 0x7e, 0x77,
+ 0x19, 0x10, 0x0b, 0x02, 0x3d, 0x34, 0x2f, 0x26,
+ 0x51, 0x58, 0x43, 0x4a, 0x75, 0x7c, 0x67, 0x6e,
+ 0x32, 0x3b, 0x20, 0x29, 0x16, 0x1f, 0x04, 0x0d,
+ 0x7a, 0x73, 0x68, 0x61, 0x5e, 0x57, 0x4c, 0x45,
+ 0x2b, 0x22, 0x39, 0x30, 0x0f, 0x06, 0x1d, 0x14,
+ 0x63, 0x6a, 0x71, 0x78, 0x47, 0x4e, 0x55, 0x5c,
+ 0x64, 0x6d, 0x76, 0x7f, 0x40, 0x49, 0x52, 0x5b,
+ 0x2c, 0x25, 0x3e, 0x37, 0x08, 0x01, 0x1a, 0x13,
+ 0x7d, 0x74, 0x6f, 0x66, 0x59, 0x50, 0x4b, 0x42,
+ 0x35, 0x3c, 0x27, 0x2e, 0x11, 0x18, 0x03, 0x0a,
+ 0x56, 0x5f, 0x44, 0x4d, 0x72, 0x7b, 0x60, 0x69,
+ 0x1e, 0x17, 0x0c, 0x05, 0x3a, 0x33, 0x28, 0x21,
+ 0x4f, 0x46, 0x5d, 0x54, 0x6b, 0x62, 0x79, 0x70,
+ 0x07, 0x0e, 0x15, 0x1c, 0x23, 0x2a, 0x31, 0x38,
+ 0x41, 0x48, 0x53, 0x5a, 0x65, 0x6c, 0x77, 0x7e,
+ 0x09, 0x00, 0x1b, 0x12, 0x2d, 0x24, 0x3f, 0x36,
+ 0x58, 0x51, 0x4a, 0x43, 0x7c, 0x75, 0x6e, 0x67,
+ 0x10, 0x19, 0x02, 0x0b, 0x34, 0x3d, 0x26, 0x2f,
+ 0x73, 0x7a, 0x61, 0x68, 0x57, 0x5e, 0x45, 0x4c,
+ 0x3b, 0x32, 0x29, 0x20, 0x1f, 0x16, 0x0d, 0x04,
+ 0x6a, 0x63, 0x78, 0x71, 0x4e, 0x47, 0x5c, 0x55,
+ 0x22, 0x2b, 0x30, 0x39, 0x06, 0x0f, 0x14, 0x1d,
+ 0x25, 0x2c, 0x37, 0x3e, 0x01, 0x08, 0x13, 0x1a,
+ 0x6d, 0x64, 0x7f, 0x76, 0x49, 0x40, 0x5b, 0x52,
+ 0x3c, 0x35, 0x2e, 0x27, 0x18, 0x11, 0x0a, 0x03,
+ 0x74, 0x7d, 0x66, 0x6f, 0x50, 0x59, 0x42, 0x4b,
+ 0x17, 0x1e, 0x05, 0x0c, 0x33, 0x3a, 0x21, 0x28,
+ 0x5f, 0x56, 0x4d, 0x44, 0x7b, 0x72, 0x69, 0x60,
+ 0x0e, 0x07, 0x1c, 0x15, 0x2a, 0x23, 0x38, 0x31,
+ 0x46, 0x4f, 0x54, 0x5d, 0x62, 0x6b, 0x70, 0x79
+ };
+
+ uint8_t crc = 0;
+ while(len--)
+ crc = t[(crc << 1) ^ *buf++];
+ return crc;
+}
+
+void die(const char* msg, ...)
+{
+ va_list ap;
+ va_start(ap, msg);
+ vfprintf(stderr, msg, ap);
+ fprintf(stderr, "\n");
+ va_end(ap);
+ exit(1);
+}
+
+void do_flash(const uint8_t* spl_code,
+ uint32_t spl_length,
+ int flash_type,
+ int pages_per_block,
+ int bytes_per_block,
+ FILE* outfile)
+{
+ /* verify parameters */
+ if(flash_type != FLASH_TYPE_NAND
+ && flash_type != FLASH_TYPE_NOR) {
+ die("invalid flash type");
+ }
+
+ if(pages_per_block < 0 || pages_per_block > 0xff)
+ die("invalid pages_per_block");
+
+ if(bytes_per_block < 0 || bytes_per_block > 0xff)
+ die("invalid bytes_per_block");
+
+ /* fill flash signature */
+ struct flash_sig sig;
+ memcpy(sig.magic, flash_sig_magic, 8);
+ sig.type = flash_type & 0xff;
+ sig.crc7 = crc7(spl_code, spl_length);
+ sig.ppb = pages_per_block & 0xff;
+ sig.bpp = bytes_per_block & 0xff;
+ sig.length = htole32(spl_length + SPL_HEADER_SIZE + SPL_KEY_SIZE);
+
+ /* construct header */
+ uint8_t hdr_buf[SPL_HEADER_SIZE];
+ memset(hdr_buf, 0, SPL_HEADER_SIZE);
+ memcpy(hdr_buf, &sig, sizeof(sig));
+ hdr_buf[sizeof(sig)] = 1; /* ??? used in the FiiO M3K */
+
+ /* create null key */
+ uint8_t null_key[SPL_KEY_SIZE];
+ memset(null_key, 0, SPL_KEY_SIZE);
+
+ /* write everything out */
+ if(fwrite(hdr_buf, SPL_HEADER_SIZE, 1, outfile) != 1)
+ die("error writing output");
+ if(fwrite(null_key, SPL_KEY_SIZE, 1, outfile) != 1)
+ die("error writing output");
+ if(fwrite(spl_code, spl_length, 1, outfile) != 1)
+ die("error writing output");
+}
+
+uint8_t* read_input(const char* filename, uint32_t* rlength, int maxlen)
+{
+ /* open file */
+ FILE* f = fopen(filename, "rb");
+ if(!f)
+ die("cannot open input file: %s", filename);
+
+ /* get size */
+ fseek(f, 0, SEEK_END);
+ int sz = ftell(f);
+
+ /* check size */
+ if(sz < 0)
+ die("error seeking in input file");
+ if(sz > maxlen)
+ die("input is too big (size: %d, max: %d)", sz, maxlen);
+
+ /* allocate buffer */
+ uint8_t* buf = malloc(sz);
+ if(!buf)
+ die("out of memory");
+
+ /* read file data */
+ fseek(f, 0, SEEK_SET);
+ if(fread(buf, sz, 1, f) != 1)
+ die("error reading input file");
+
+ /* close file */
+ fclose(f);
+
+ /* return buffer and size */
+ *rlength = sz;
+ return buf;
+}
+
+int main(int argc, const char* argv[])
+{
+ /* variables */
+ int flash_type = -1;
+ int pages_per_block = -1;
+ int bytes_per_page = -1;
+ uint8_t* spl_code = NULL;
+ uint32_t spl_length = 0;
+ const char* outfile_name = NULL;
+
+ for(int i = 1; i < argc; ++i) {
+ if(strncmp(argv[i], "-type=", 6) == 0) {
+ if(strcmp(argv[i]+6, "nand") == 0)
+ flash_type = FLASH_TYPE_NAND;
+ else if(strcmp(argv[i]+6, "nor") == 0)
+ flash_type = FLASH_TYPE_NOR;
+ else
+ die("invalid type: %s", argv[i]+6);
+ } else if(strncmp(argv[i], "-ppb=", 5) == 0) {
+ pages_per_block = atoi(argv[i]+5);
+ } else if(strncmp(argv[i], "-bpp=", 5) == 0) {
+ bytes_per_page = atoi(argv[i]+5);
+ } else if(spl_code == NULL) {
+ spl_code = read_input(argv[i], &spl_length, SPL_CODE_SIZE);
+ } else if(!outfile_name) {
+ outfile_name = argv[i];
+ } else {
+ die("too many arguments: %s", argv[i]);
+ }
+ }
+
+ if(flash_type < 0)
+ die("must specify -type");
+
+ if(flash_type == FLASH_TYPE_NAND) {
+ if(pages_per_block < 0)
+ die("must specify -ppb with -type nand");
+ if(bytes_per_page < 0)
+ die("must specify -bpp with -type nand");
+ } else {
+ pages_per_block = 0;
+ bytes_per_page = 0;
+ }
+
+ if(spl_code == NULL)
+ die("no input file given");
+
+ if(!outfile_name)
+ die("no output file given");
+
+ FILE* outfile = fopen(outfile_name, "wb");
+ if(!outfile)
+ die("cannot open output file: %s", outfile_name);
+
+ do_flash(spl_code, spl_length, flash_type,
+ pages_per_block, bytes_per_page, outfile);
+
+ fclose(outfile);
+ return 0;
+}
diff --git a/tools/scramble.c b/tools/scramble.c
index 3b9497186d..a529caea03 100644
--- a/tools/scramble.c
+++ b/tools/scramble.c
@@ -331,6 +331,8 @@ int main (int argc, char** argv)
modelnum = 108;
else if (!strcmp(&argv[1][5], "e350")) /* Sony NWZ-E350 series */
modelnum = 109;
+ else if (!strcmp(&argv[1][5], "fiiom3k")) /* FiiO M3K */
+ modelnum = 114;
else {
fprintf(stderr, "unsupported model: %s\n", &argv[1][5]);
return 2;