diff --git a/target/linux/lantiq/files-3.1/arch/mips/lantiq/xway/mach-arv45xx.c b/target/linux/lantiq/files-3.1/arch/mips/lantiq/xway/mach-arv45xx.c
index 78d8b5b77e1d2a9d14ac7ab53125c6f8f78c4731..9be1a5fb93ce4b6c88499567cd98a5d554d2fe69 100644
--- a/target/linux/lantiq/files-3.1/arch/mips/lantiq/xway/mach-arv45xx.c
+++ b/target/linux/lantiq/files-3.1/arch/mips/lantiq/xway/mach-arv45xx.c
@@ -78,6 +78,35 @@ static struct mtd_partition arv45xx_partitions[] =
},
};
+static struct mtd_partition arv45xx_brnboot_partitions[] =
+{
+ {
+ .name = "brn-boot",
+ .offset = 0x0,
+ .size = 0x20000,
+ },
+ {
+ .name = "config",
+ .offset = 0x20000,
+ .size = 0x30000,
+ },
+ {
+ .name = "linux",
+ .offset = 0x50000,
+ .size = 0x390000,
+ },
+ {
+ .name = "reserved", /* 12-byte signature at 0x3efff4 :/ */
+ .offset = 0x3e0000,
+ .size = 0x010000,
+ },
+ {
+ .name = "eeprom",
+ .offset = 0x3f0000,
+ .size = 0x10000,
+ },
+};
+
static struct mtd_partition arv7525_partitions[] =
{
{
@@ -136,6 +165,11 @@ static struct physmap_flash_data arv45xx_flash_data = {
.parts = arv45xx_partitions,
};
+static struct physmap_flash_data arv45xx_brnboot_flash_data = {
+ .nr_parts = ARRAY_SIZE(arv45xx_brnboot_partitions),
+ .parts = arv45xx_brnboot_partitions,
+};
+
static struct physmap_flash_data arv7525_flash_data = {
.nr_parts = ARRAY_SIZE(arv7525_partitions),
.parts = arv7525_partitions,
@@ -244,13 +278,22 @@ arv452cpw_gpio_leds[] __initdata = {
static struct gpio_led
arv4525pw_gpio_leds[] __initdata = {
- { .name = "soc:green:fxs1", .gpio = 4, .active_low = 1, .default_trigger = "default-on" },
- { .name = "soc:green:fxs2", .gpio = 5, .active_low = 1, .default_trigger = "default-on" },
- { .name = "soc:red:dsl", .gpio = 6, .active_low = 1, .default_trigger = "default-on" },
+ { .name = "soc:green:dsl", .gpio = 6, .active_low = 1, .default_trigger = "default-on" },
{ .name = "soc:green:wifi", .gpio = 8, .active_low = 1, .default_trigger = "default-on" },
{ .name = "soc:green:online", .gpio = 9, .active_low = 1, .default_trigger = "default-on" },
+ { .name = "soc:green:fxs-internet", .gpio = 5, .active_low = 1, .default_trigger = "default-on" },
+ { .name = "soc:green:fxs-festnetz", .gpio = 4, .active_low = 1, .default_trigger = "default-on" },
};
+#define ARV4525PW_PHYRESET 13
+#define ARV4525PW_RELAY 31
+
+static struct gpio arv4525pw_gpios[] __initdata = {
+ { ARV4525PW_PHYRESET, GPIOF_OUT_INIT_HIGH, "phyreset" },
+ { ARV4525PW_RELAY, GPIOF_OUT_INIT_HIGH, "relay" },
+};
+
+
static struct gpio_led
arv752dpw22_gpio_leds[] __initdata = {
{ .name = "soc:blue:power", .gpio = 3, .active_low = 1, .default_trigger = "default-on" },
@@ -521,16 +564,24 @@ MIPS_MACHINE(LANTIQ_MACH_ARV452CPW,
"ARV452CPW - Arcor A801",
arv452Cpw_init);
-
static void __init
arv4525pw_init(void)
{
-#define ARV4525PW_MADWIFI_ADDR 0xb07f0400
+#define ARV4525PW_MADWIFI_ADDR 0xb03f0400
+ if (ltq_brn_boot)
+ ltq_register_nor(&arv45xx_brnboot_flash_data);
+ else
+ ltq_register_nor(&arv45xx_flash_data);
+
ltq_add_device_gpio_leds(-1, ARRAY_SIZE(arv4525pw_gpio_leds), arv4525pw_gpio_leds);
- ltq_register_nor(&arv45xx_flash_data);
+ gpio_request_array(arv4525pw_gpios, ARRAY_SIZE(arv4525pw_gpios));
+ gpio_export(ARV4525PW_RELAY, false);
+ gpio_export(ARV4525PW_PHYRESET, false);
ltq_pci_data.clock = PCI_CLOCK_INT;
ltq_register_pci(<q_pci_data);
ltq_register_madwifi_eep(ARV4525PW_MADWIFI_ADDR);
+ arv45xx_register_ath5k();
+ ltq_register_ath5k(arv45xx_ath5k_eeprom_data, arv45xx_ath5k_eeprom_mac);
ltq_eth_data.mii_mode = PHY_INTERFACE_MODE_MII;
arv45xx_register_ethernet();
}
diff --git a/target/linux/lantiq/image/Makefile b/target/linux/lantiq/image/Makefile
index 8c607b21517b17883925620f3f11d744aaf8c31e..9ccf45d188dc3cdad41b7e1341dafb0ca23ad6fc 100644
--- a/target/linux/lantiq/image/Makefile
+++ b/target/linux/lantiq/image/Makefile
@@ -23,6 +23,12 @@ define PatchKernelLzma
$(call CompressLzma,$(KDIR)/vmlinux-$(1),$(KDIR)/vmlinux-$(1).lzma)
endef
+define MkBrnImage
+ mkbrncmdline -i $(KDIR)/vmlinux-$(4) -o $(KDIR)/vmlinux-$(4)-brn BRN-BOOT $(6)
+ $(call CompressLzma,$(KDIR)/vmlinux-$(4)-brn,$(KDIR)/vmlinux-$(4)-brn.lzma)
+ mkbrnimg -s $(1) -m $(2) -o $(3) $(KDIR)/vmlinux-$(4)-brn.lzma $(KDIR)/root.$(5)
+endef
+
define MkImageLzma
mkimage -A mips -O linux -T kernel -a 0x80002000 -C lzma \
-e 0x80002000 -n 'MIPS OpenWrt Linux-$(LINUX_VERSION)' \
@@ -32,6 +38,7 @@ endef
define Image/Build/squashfs
cat $(KDIR)/uImage-$(2) $(KDIR)/root.$(1) > $(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(1).image
$(call prepare_generic_squashfs,$(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(1).image)
+ $(if $(3),$(call MkBrnImage,$(3),$(4),$(BIN_DIR)/$(IMG_PREFIX)-$(2)-$(3)-brnImage,$(2),$(1),$(5)))
endef
define Image/Build/jffs2-64k
@@ -109,7 +116,7 @@ define Image/BuildKernel/Profile/ARV4525PW
endef
define Image/Build/Profile/ARV4525PW
- $(call Image/Build/$(1),$(1),ARV4525PW)
+ $(call Image/Build/$(1),$(1),ARV4525PW,BRNDTW502,0x12345678,memsize=32)
endef
define Image/BuildKernel/Profile/ARV7525PW
diff --git a/target/linux/lantiq/patches/206-owrt-brnboot.patch b/target/linux/lantiq/patches/206-owrt-brnboot.patch
new file mode 100644
index 0000000000000000000000000000000000000000..c21d76d1f8b2ee855489b624a51a6ff3b5139d00
--- /dev/null
+++ b/target/linux/lantiq/patches/206-owrt-brnboot.patch
@@ -0,0 +1,93 @@
+Index: linux-3.1.9/drivers/mtd/mtdpart.c
+===================================================================
+--- linux-3.1.9.orig/drivers/mtd/mtdpart.c 2012-01-29 22:55:30.295904157 +0100
++++ linux-3.1.9/drivers/mtd/mtdpart.c 2012-01-29 22:55:30.395904294 +0100
+@@ -899,6 +899,38 @@
+ return le32_to_cpu(temp) == SQUASHFS_MAGIC;
+ }
+
++static unsigned long find_brnimage_size(struct mtd_info *mtd,
++ unsigned long offset)
++{
++ unsigned long buf[4];
++ // Assume at most 2MB of kernel image
++ unsigned long end = offset + (2 << 20);
++ unsigned long ptr = offset + 0x400 - 12;
++ size_t len;
++ int ret;
++
++ while (ptr < end) {
++ long size_min = ptr - 0x400 - 12 - offset;
++ long size_max = ptr + 12 - offset;
++ ret = mtd->read(mtd, ptr, 16, &len, (void *)buf);
++ if (ret || len != 16)
++ return 0;
++
++ if (le32_to_cpu(buf[0]) < size_min ||
++ le32_to_cpu(buf[0]) > size_max) {
++ ptr += 0x400;
++ continue;
++ }
++
++ if (le32_to_cpu(buf[3]) == SQUASHFS_MAGIC)
++ return ptr + 12 - offset;
++
++ ptr += 0x400;
++ }
++
++ return 0;
++}
++
+ static int split_uimage(struct mtd_info *mtd,
+ const struct mtd_partition *part)
+ {
+@@ -916,8 +948,11 @@
+
+ split_partitions[0].size = find_uimage_size(mtd, part->offset);
+ if (!split_partitions[0].size) {
+- printk(KERN_NOTICE "no uImage found in linux partition\n");
+- return -1;
++ split_partitions[0].size = find_brnimage_size(mtd, part->offset);
++ if (!split_partitions[0].size) {
++ printk(KERN_NOTICE "no uImage or brnImage found in linux partition\n");
++ return -1;
++ }
+ }
+
+ if (!detect_squashfs_partition(mtd,
+Index: linux-3.1.9/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h
+===================================================================
+--- linux-3.1.9.orig/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h 2012-01-29 22:55:30.195904014 +0100
++++ linux-3.1.9/arch/mips/include/asm/mach-lantiq/xway/lantiq_soc.h 2012-01-29 22:55:30.395904294 +0100
+@@ -149,6 +149,7 @@
+
+ extern __iomem void *ltq_ebu_membase;
+ extern __iomem void *ltq_cgu_membase;
++extern long ltq_brn_boot;
+
+ /* request a non-gpio and set the PIO config */
+ extern int ltq_gpio_request(unsigned int pin, unsigned int alt0,
+Index: linux-3.1.9/arch/mips/lantiq/setup.c
+===================================================================
+--- linux-3.1.9.orig/arch/mips/lantiq/setup.c 2012-01-29 22:55:30.095903875 +0100
++++ linux-3.1.9/arch/mips/lantiq/setup.c 2012-01-29 22:59:28.686237119 +0100
+@@ -20,6 +20,8 @@
+
+ /* assume 16M as default incase uboot fails to pass proper ramsize */
+ unsigned long physical_memsize = 16L;
++/* set to 1 if the bootloader is BRN-BOOT instead of u-boot */
++unsigned long ltq_brn_boot = 0;
+
+ void __init plat_mem_setup(void)
+ {
+@@ -39,6 +41,10 @@
+ if (strict_strtoul(e, 0, &physical_memsize))
+ pr_warn("bad memsize specified\n");
+ }
++ if (!strncmp(e, "BRN-BOOT", 8)){
++ pr_info("Found BRN-BOOT instead of u-boot\n");
++ ltq_brn_boot = 1;
++ }
+ envp++;
+ }
+ physical_memsize *= 1024 * 1024;
diff --git a/tools/firmware-utils/Makefile b/tools/firmware-utils/Makefile
index cd7531f216a421de2a735054d766cc8d63e92b17..4364223546562ffb8f71d5b96cb64912217ac530 100644
--- a/tools/firmware-utils/Makefile
+++ b/tools/firmware-utils/Makefile
@@ -55,6 +55,8 @@ define Host/Compile
$(call cc,buffalo-tftp buffalo-lib, -Wall)
$(call cc,mkwrgimg md5, -Wall)
$(call cc,mkedimaximg)
+ $(call cc,mkbrncmdline)
+ $(call cc,mkbrnimg)
endef
define Host/Install
diff --git a/tools/firmware-utils/src/mkbrncmdline.c b/tools/firmware-utils/src/mkbrncmdline.c
new file mode 100644
index 0000000000000000000000000000000000000000..6eb4bfe7cff5ed3b57b079023f47ec08a7591d97
--- /dev/null
+++ b/tools/firmware-utils/src/mkbrncmdline.c
@@ -0,0 +1,168 @@
+/*
+ * mkbrncmdline.c - partially based on OpenWrt's wndr3700.c
+ *
+ * Copyright (C) 2011 Tobias Diedrich <ranma+openwrt@tdiedrich.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License,
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <string.h>
+#include <netinet/in.h>
+#include <inttypes.h>
+
+static void usage(const char *) __attribute__ (( __noreturn__ ));
+
+static void usage(const char *mess)
+{
+ fprintf(stderr, "Error: %s\n", mess);
+ fprintf(stderr, "Usage: mkbrncmdline -i input_file -o output_file [-a loadaddress] arg1 [argx ...]\n");
+ fprintf(stderr, "\n");
+ exit(1);
+}
+
+static char *input_file = NULL;
+static char *output_file = NULL;
+static unsigned loadaddr = 0x80002000;
+
+static void parseopts(int *argc, char ***argv)
+{
+ char *endptr;
+ int res;
+
+ while ((res = getopt(*argc, *argv, "a:i:o:")) != -1) {
+ switch (res) {
+ default:
+ usage("Unknown option");
+ break;
+ case 'a':
+ loadaddr = strtoul(optarg, &endptr, 0);
+ if (endptr == optarg || *endptr != 0)
+ usage("loadaddress must be a decimal or hexadecimal 32-bit value");
+ break;
+ case 'i':
+ input_file = optarg;
+ break;
+ case 'o':
+ output_file = optarg;
+ break;
+ }
+ }
+ *argc -= optind;
+ *argv += optind;
+}
+
+static void emitload(int outfd, int reg, unsigned value)
+{
+ char buf[8] = {
+ 0x3c, 0x04 + reg,
+ value >> 24, value >> 16,
+ 0x34, 0x84 + reg + (reg << 5),
+ value >> 8, value,
+ };
+ if (write(outfd, buf, sizeof(buf)) != sizeof(buf)) {
+ fprintf(stderr, "write: %s\n", strerror(errno));
+ exit(1);
+ }
+}
+
+int main(int argc, char **argv)
+{
+ int outfd;
+ int i;
+ int fd;
+ size_t len, skip, buf_len;
+ unsigned cmdline_addr;
+ unsigned s_ofs;
+ char *buf;
+
+ parseopts(&argc, &argv);
+
+ if (argc < 1)
+ usage("must specify at least one kernel cmdline argument");
+
+ if (input_file == NULL || output_file == NULL)
+ usage("must specify input and output file");
+
+ if ((outfd = open(output_file, O_WRONLY|O_CREAT|O_TRUNC, 0644)) == -1)
+ {
+ fprintf(stderr, "Error opening '%s' for writing: %s\n", output_file, strerror(errno));
+ exit(1);
+ }
+
+ // mmap input_file
+ if ((fd = open(input_file, O_RDONLY)) < 0
+ || (len = lseek(fd, 0, SEEK_END)) < 0
+ || (input_file = mmap(0, len, PROT_READ, MAP_SHARED, fd, 0)) == (void *) (-1)
+ || close(fd) < 0)
+ {
+ fprintf(stderr, "Error mapping file '%s': %s\n", input_file, strerror(errno));
+ exit(1);
+ }
+
+ cmdline_addr = loadaddr + len;
+
+ // Kernel args are passed in registers a0,a1,a2 and a3
+ emitload(outfd, 0, 0); /* a0 = 0 */
+ emitload(outfd, 1, 0); /* a1 = 0 */
+ emitload(outfd, 2, cmdline_addr); /* a2 = &cmdline */
+ emitload(outfd, 3, 0); /* a3 = 0 */
+ skip = lseek(outfd, 0, SEEK_END);
+
+ // write the kernel
+ if (write(outfd, input_file + skip, len - skip) != len -skip) {
+ fprintf(stderr, "write: %s\n", strerror(errno));
+ exit(1);
+ }
+
+ // write cmdline structure
+ buf_len = (argc + 1) * 4;
+ for (i=0; i<argc; i++) {
+ buf_len += strlen(argv[i]) + 1;
+ }
+ buf = malloc(buf_len + 16);
+ if (!buf) {
+ fprintf(stderr, "Could not allocate memory for cmdline buffer\n");
+ exit(1);
+ }
+ memset(buf, 0, buf_len);
+
+ s_ofs = 4 * (argc + 1);
+ for (i=0; i<argc; i++) {
+ unsigned s_ptr = cmdline_addr + s_ofs;
+ buf[i * 4 + 0] = s_ptr >> 24;
+ buf[i * 4 + 1] = s_ptr >> 16;
+ buf[i * 4 + 2] = s_ptr >> 8;
+ buf[i * 4 + 3] = s_ptr >> 0;
+ memcpy(&buf[s_ofs], argv[i], strlen(argv[i]));
+ s_ofs += strlen(argv[i]) + 1;
+ }
+ if (write(outfd, buf, buf_len) != buf_len) {
+ fprintf(stderr, "write: %s\n", strerror(errno));
+ exit(1);
+ }
+
+
+ munmap(input_file, len);
+ close(outfd);
+ free(buf);
+
+ return 0;
+}
diff --git a/tools/firmware-utils/src/mkbrnimg.c b/tools/firmware-utils/src/mkbrnimg.c
new file mode 100644
index 0000000000000000000000000000000000000000..fff92c4ef660e5c5a1c17c70ed9d138835d47e4f
--- /dev/null
+++ b/tools/firmware-utils/src/mkbrnimg.c
@@ -0,0 +1,183 @@
+/*
+ * mkbrnimg.c - partially based on OpenWrt's wndr3700.c
+ *
+ * Copyright (C) 2011 Tobias Diedrich <ranma+openwrt@tdiedrich.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License,
+ * version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stddef.h>
+#include <unistd.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <string.h>
+#include <netinet/in.h>
+#include <inttypes.h>
+
+#define BPB 8 /* bits/byte */
+
+static uint32_t crc32[1<<BPB];
+
+static void init_crc32()
+{
+ const uint32_t poly = ntohl(0x2083b8ed);
+ int n;
+
+ for (n = 0; n < 1<<BPB; n++) {
+ uint32_t crc = n;
+ int bit;
+
+ for (bit = 0; bit < BPB; bit++)
+ crc = (crc & 1) ? (poly ^ (crc >> 1)) : (crc >> 1);
+ crc32[n] = crc;
+ }
+}
+
+static uint32_t crc32buf(unsigned char *buf, size_t len)
+{
+ uint32_t crc = 0xFFFFFFFF;
+
+ for (; len; len--, buf++)
+ crc = crc32[(uint8_t)crc ^ *buf] ^ (crc >> BPB);
+ return ~crc;
+}
+
+static void usage(const char *) __attribute__ (( __noreturn__ ));
+
+static void usage(const char *mess)
+{
+ fprintf(stderr, "Error: %s\n", mess);
+ fprintf(stderr, "Usage: mkbrnimg [-o output_file] [-m magic] [-s signature] kernel_file [additional files]\n");
+ fprintf(stderr, "\n");
+ exit(1);
+}
+
+static char *output_file = "default-brnImage";
+static uint32_t magic = 0x12345678;
+static char *signature = "BRNDTW502";
+
+static void parseopts(int *argc, char ***argv)
+{
+ char *endptr;
+ int res;
+
+ while ((res = getopt(*argc, *argv, "o:m:s:")) != -1) {
+ switch (res) {
+ default:
+ usage("Unknown option");
+ break;
+ case 'o':
+ output_file = optarg;
+ break;
+ case 'm':
+ magic = strtoul(optarg, &endptr, 0);
+ if (endptr == optarg || *endptr != 0)
+ usage("magic must be a decimal or hexadecimal 32-bit value");
+ break;
+ case 's':
+ signature = optarg;
+ break;
+ }
+ }
+ *argc -= optind;
+ *argv += optind;
+}
+
+static void appendfile(int outfd, char *path, int kernel) {
+ int fd;
+ size_t len, padded_len;
+ char *input_file;
+ uint32_t crc;
+ char padding[0x400];
+ char footer[12];
+
+ memset(padding, 0xff, sizeof(padding));
+
+ // mmap input_file
+ if ((fd = open(path, O_RDONLY)) < 0
+ || (len = lseek(fd, 0, SEEK_END)) < 0
+ || (input_file = mmap(0, len, PROT_READ, MAP_SHARED, fd, 0)) == (void *) (-1)
+ || close(fd) < 0)
+ {
+ fprintf(stderr, "Error mapping file '%s': %s\n", path, strerror(errno));
+ exit(1);
+ }
+
+ // kernel should be lzma compressed image, not uImage
+ if (kernel &&
+ (input_file[0] != (char)0x5d ||
+ input_file[1] != (char)0x00 ||
+ input_file[2] != (char)0x00 ||
+ input_file[3] != (char)0x80)) {
+ fprintf(stderr, "lzma signature not found on kernel image.\n");
+ exit(1);
+ }
+
+ init_crc32();
+ crc = crc32buf(input_file, len);
+ fprintf(stderr, "crc32 for '%s' is %08x.\n", path, crc);
+
+ // write the file
+ write(outfd, input_file, len);
+
+ // write padding
+ padded_len = ((len + sizeof(footer) + sizeof(padding) - 1) & ~(sizeof(padding) - 1)) - sizeof(footer);
+ fprintf(stderr, "len=%08x padded_len=%08x\n", len, padded_len);
+ write(outfd, padding, padded_len - len);
+
+ // write footer
+ footer[0] = (len >> 0) & 0xff;
+ footer[1] = (len >> 8) & 0xff;
+ footer[2] = (len >> 16) & 0xff;
+ footer[3] = (len >> 24) & 0xff;
+ footer[4] = (magic >> 0) & 0xff;
+ footer[5] = (magic >> 8) & 0xff;
+ footer[6] = (magic >> 16) & 0xff;
+ footer[7] = (magic >> 24) & 0xff;
+ footer[8] = (crc >> 0) & 0xff;
+ footer[9] = (crc >> 8) & 0xff;
+ footer[10] = (crc >> 16) & 0xff;
+ footer[11] = (crc >> 24) & 0xff;
+ write(outfd, footer, sizeof(footer));
+
+ munmap(input_file, len);
+}
+
+int main(int argc, char **argv)
+{
+ int outfd;
+ int i;
+
+ parseopts(&argc, &argv);
+
+ if (argc < 1)
+ usage("wrong number of arguments");
+
+ if ((outfd = open(output_file, O_WRONLY|O_CREAT|O_TRUNC, 0644)) == -1)
+ {
+ fprintf(stderr, "Error opening '%s' for writing: %s\n", output_file, strerror(errno));
+ exit(1);
+ }
+
+ for (i=0; i<argc; i++) {
+ appendfile(outfd, argv[i], i == 0);
+ }
+ write(outfd, signature, strlen(signature)+1);
+ close(outfd);
+
+ return 0;
+}