Belkin AC 1750 DB (F9K1115v2) support
authorImre Kaloz <kaloz@openwrt.org>
Wed, 17 Dec 2014 08:27:38 +0000 (08:27 +0000)
committerImre Kaloz <kaloz@openwrt.org>
Wed, 17 Dec 2014 08:27:38 +0000 (08:27 +0000)
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
SVN-Revision: 43734

12 files changed:
target/linux/ar71xx/base-files/etc/diag.sh
target/linux/ar71xx/base-files/etc/uci-defaults/01_leds
target/linux/ar71xx/base-files/etc/uci-defaults/02_network
target/linux/ar71xx/base-files/lib/ar71xx.sh
target/linux/ar71xx/base-files/lib/upgrade/platform.sh
target/linux/ar71xx/config-3.14
target/linux/ar71xx/files/arch/mips/ath79/mach-f9k1115v2.c [new file with mode: 0644]
target/linux/ar71xx/generic/profiles/belkin.mk [new file with mode: 0644]
target/linux/ar71xx/image/Makefile
target/linux/ar71xx/patches-3.14/734-MIPS-ath79-add-belkin-ac1750db.patch [new file with mode: 0644]
tools/firmware-utils/Makefile
tools/firmware-utils/src/edimax_fw_header.c [new file with mode: 0644]

index 63e1ca6..06b96a3 100755 (executable)
@@ -80,6 +80,9 @@ get_status_led() {
        el-m150)
                status_led="easylink:green:system"
                ;;
+       f9k1115v2)
+               status_led="belkin:blue:status"
+               ;;
        gl-inet)
                status_led="gl-connect:green:lan"
                ;;
index 9517b97..296ea57 100755 (executable)
@@ -87,6 +87,10 @@ eap300v2)
        ucidef_set_led_wlan "wlan" "WLAN" "engenius:blue:wlan" "phy0tpt"
        ;;
 
+f9k1115v2)
+       ucidef_set_led_usbdev "usb2" "USB2" "belkin:green:usb2" "1-1"
+       ;;
+
 rb-750)
        ucidef_set_led_default "act" "act" "rb750:green:act" "1"
        ucidef_set_led_netdev "port1" "port1" "rb750:green:port1" "eth1"
index e205fd5..b4b6cb3 100755 (executable)
@@ -98,6 +98,13 @@ tew-673gru)
        ucidef_add_switch_vlan "switch0" "1" "0 1 2 3 5t"
        ;;
 
+f9k1115v2)
+       ucidef_set_interfaces_lan_wan "eth1" "eth0"
+       ucidef_add_switch "switch0" "1" "1"
+       ucidef_add_switch_vlan "switch0" "1" "2 3 4 5 6"
+       ucidef_add_switch_vlan "switch0" "2" "0 1"
+       ;;
+
 nbg460n_550n_550nh)
        ucidef_set_interfaces_lan_wan "eth0" "eth1"
        ucidef_add_switch "switch0" "1" "1"
index 483a8de..9b056e9 100755 (executable)
@@ -272,6 +272,9 @@ ar71xx_board_detect() {
        *"Oolite V1.0")
                name="oolite"
                ;;
+       *"AC1750DB")
+               name="f9k1115v2"
+               ;;
        *"AirGateway")
                name="airgateway"
                ;;
index 2e5b0dd..6dabf4e 100755 (executable)
@@ -181,6 +181,7 @@ platform_check_image() {
        ap135-020 | \
        ap96 | \
        db120 | \
+       f9k1115v2 |\
        hornet-ub | \
        bxu2000n-2-a1 | \
        zcn-1523h-2 | \
index 9ed184b..6098af6 100644 (file)
@@ -57,6 +57,7 @@ CONFIG_ATH79_MACH_EL_MINI=y
 CONFIG_ATH79_MACH_ESR1750=y
 CONFIG_ATH79_MACH_ESR900=y
 CONFIG_ATH79_MACH_EW_DORIN=y
+CONFIG_ATH79_MACH_F9K1115V2=y
 CONFIG_ATH79_MACH_GL_INET=y
 CONFIG_ATH79_MACH_GS_OOLITE=y
 CONFIG_ATH79_MACH_HIWIFI_HC6361=y
diff --git a/target/linux/ar71xx/files/arch/mips/ath79/mach-f9k1115v2.c b/target/linux/ar71xx/files/arch/mips/ath79/mach-f9k1115v2.c
new file mode 100644 (file)
index 0000000..69d005d
--- /dev/null
@@ -0,0 +1,189 @@
+/*
+ *  Belkin AC1750DB (F9K1115V2) board support
+ *
+ *  Copyright (C) 2014 Gabor Juhos <juhosg@openwrt.org>
+ *  Copyright (C) 2014 Imre Kaloz <kaloz@openwrt.org>
+ *
+ *  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.
+ */
+
+#include <linux/gpio.h>
+#include <linux/platform_device.h>
+#include <linux/ar8216_platform.h>
+
+#include <asm/mach-ath79/ar71xx_regs.h>
+
+#include "common.h"
+#include "pci.h"
+#include "dev-gpio-buttons.h"
+#include "dev-eth.h"
+#include "dev-leds-gpio.h"
+#include "dev-m25p80.h"
+#include "dev-usb.h"
+#include "dev-wmac.h"
+#include "machtypes.h"
+
+#define F9K1115V2_GPIO_LED_USB2                4
+#define F9K1115V2_GPIO_LED_WPS_AMBER   14
+#define F9K1115V2_GPIO_LED_STATUS_AMBER        15
+#define F9K1115V2_GPIO_LED_WPS_BLUE    19
+#define F9K1115V2_GPIO_LED_STATUS_BLUE 20
+
+#define F9K1115V2_GPIO_BTN_WPS         16
+#define F9K1115V2_GPIO_BTN_RESET       17
+
+#define F9K1115V2_GPIO_USB2_POWER      21
+
+#define F9K1115V2_KEYS_POLL_INTERVAL   20      /* msecs */
+#define F9K1115V2_KEYS_DEBOUNCE_INTERVAL (3 * F9K1115V2_KEYS_POLL_INTERVAL)
+
+#define F9K1115V2_WAN_MAC_OFFSET       0
+#define F9K1115V2_LAN_MAC_OFFSET       6
+#define F9K1115V2_WMAC_CALDATA_OFFSET  0x1000
+#define F9K1115V2_PCIE_CALDATA_OFFSET  0x5000
+
+static struct gpio_led f9k1115v2_leds_gpio[] __initdata = {
+       {
+               .name           = "belkin:amber:status",
+               .gpio           = F9K1115V2_GPIO_LED_STATUS_AMBER,
+               .active_low     = 1,
+       },
+       {
+               .name           = "belkin:blue:status",
+               .gpio           = F9K1115V2_GPIO_LED_STATUS_BLUE,
+               .active_low     = 1,
+       },
+       {
+               .name           = "belkin:blue:wps",
+               .gpio           = F9K1115V2_GPIO_LED_WPS_BLUE,
+               .active_low     = 1,
+       },
+       {
+               .name           = "belkin:amber:wps",
+               .gpio           = F9K1115V2_GPIO_LED_WPS_AMBER,
+               .active_low     = 1,
+       },
+       {
+               .name           = "belkin:green:usb2",
+               .gpio           = F9K1115V2_GPIO_LED_USB2,
+               .active_low     = 1,
+       },
+};
+
+static struct gpio_keys_button f9k1115v2_gpio_keys[] __initdata = {
+       {
+               .desc           = "Reset button",
+               .type           = EV_KEY,
+               .code           = KEY_RESTART,
+               .debounce_interval = F9K1115V2_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = F9K1115V2_GPIO_BTN_RESET,
+               .active_low     = 1,
+       },
+       {
+               .desc           = "WPS button",
+               .type           = EV_KEY,
+               .code           = KEY_WPS_BUTTON,
+               .debounce_interval = F9K1115V2_KEYS_DEBOUNCE_INTERVAL,
+               .gpio           = F9K1115V2_GPIO_BTN_WPS,
+               .active_low     = 1,
+       },
+};
+
+static struct ar8327_pad_cfg f9k1115v2_ar8327_pad0_cfg = {
+       /* Use the RGMII interface for the GMAC0 of the AR8337 switch */
+       .mode = AR8327_PAD_MAC_RGMII,
+       .txclk_delay_en = true,
+       .rxclk_delay_en = true,
+       .txclk_delay_sel = AR8327_CLK_DELAY_SEL1,
+       .rxclk_delay_sel = AR8327_CLK_DELAY_SEL2,
+};
+
+static struct ar8327_pad_cfg f9k1115v2_ar8327_pad6_cfg = {
+       /* Use the SGMII interface for the GMAC6 of the AR8337 switch */
+       .mode = AR8327_PAD_MAC_SGMII,
+       .rxclk_delay_en = true,
+       .rxclk_delay_sel = AR8327_CLK_DELAY_SEL0,
+};
+
+static struct ar8327_platform_data f9k1115v2_ar8327_data = {
+       .pad0_cfg = &f9k1115v2_ar8327_pad0_cfg,
+       .pad6_cfg = &f9k1115v2_ar8327_pad6_cfg,
+       .port0_cfg = {
+               .force_link = 1,
+               .speed = AR8327_PORT_SPEED_1000,
+               .duplex = 1,
+               .txpause = 1,
+               .rxpause = 1,
+       },
+       .port6_cfg = {
+               .force_link = 1,
+               .speed = AR8327_PORT_SPEED_1000,
+               .duplex = 1,
+               .txpause = 1,
+               .rxpause = 1,
+       },
+};
+
+static struct mdio_board_info f9k1115v2_mdio0_info[] = {
+       {
+               .bus_id = "ag71xx-mdio.0",
+               .phy_addr = 0,
+               .platform_data = &f9k1115v2_ar8327_data,
+       },
+};
+
+static void __init f9k1115v2_setup(void)
+{
+       u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
+
+       ath79_register_m25p80(NULL);
+
+       ath79_register_leds_gpio(-1, ARRAY_SIZE(f9k1115v2_leds_gpio),
+                                f9k1115v2_leds_gpio);
+       ath79_register_gpio_keys_polled(-1, F9K1115V2_KEYS_POLL_INTERVAL,
+                                       ARRAY_SIZE(f9k1115v2_gpio_keys),
+                                       f9k1115v2_gpio_keys);
+
+       ath79_register_wmac(art + F9K1115V2_WMAC_CALDATA_OFFSET, NULL);
+
+       ath79_register_mdio(0, 0x0);
+       mdiobus_register_board_info(f9k1115v2_mdio0_info,
+                                   ARRAY_SIZE(f9k1115v2_mdio0_info));
+
+       ath79_setup_qca955x_eth_cfg(QCA955X_ETH_CFG_RGMII_EN);
+
+       ath79_init_mac(ath79_eth0_data.mac_addr,
+                      art + F9K1115V2_WAN_MAC_OFFSET, 0);
+
+       ath79_init_mac(ath79_eth1_data.mac_addr,
+                      art + F9K1115V2_LAN_MAC_OFFSET, 0);
+
+       ath79_eth0_pll_data.pll_1000 = 0xa6000000;
+       ath79_eth1_pll_data.pll_1000 = 0x03000101;
+
+       /* GMAC0 is connected to the RMGII interface */
+       ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
+       ath79_eth0_data.phy_mask = BIT(0);
+       ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
+
+       ath79_register_eth(0);
+
+       /* GMAC1 is connected to the SGMII interface */
+       ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_SGMII;
+       ath79_eth1_data.speed = SPEED_1000;
+       ath79_eth1_data.duplex = DUPLEX_FULL;
+
+       ath79_register_eth(1);
+
+       ath79_register_pci();
+
+       ath79_register_usb();
+       gpio_request_one(F9K1115V2_GPIO_USB2_POWER,
+                        GPIOF_OUT_INIT_HIGH | GPIOF_EXPORT_DIR_FIXED,
+                        "USB2 power");
+}
+
+MIPS_MACHINE(ATH79_MACH_F9K1115V2, "F9K1115V2", "Belkin AC1750DB",
+            f9k1115v2_setup);
diff --git a/target/linux/ar71xx/generic/profiles/belkin.mk b/target/linux/ar71xx/generic/profiles/belkin.mk
new file mode 100644 (file)
index 0000000..c8f6bde
--- /dev/null
@@ -0,0 +1,18 @@
+#
+# Copyright (C) 2014 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+define Profile/F9K1115V2
+       NAME:=Belkin AC1750DB (F9K1115V2)
+       PACKAGES:=kmod-usb-core kmod-usb2 kmod-usb3 kmod-ledtrig-usbdev \
+               kmod-ath10k
+endef
+
+define Profile/F9K1115V2/Description
+       Package set optimized for the Belkin AC1750DB (F9K1115V2) board.
+endef
+
+$(eval $(call Profile,F9K1115V2))
index a057f2a..18c9637 100644 (file)
@@ -286,6 +286,7 @@ esr900_mtdlayout=mtdparts=spi0.0:192k(u-boot)ro,64k(u-boot-env)ro,1408k(kernel),
 esr1750_mtdlayout=mtdparts=spi0.0:192k(u-boot)ro,64k(u-boot-env)ro,1408k(kernel),13248k(rootfs),1024k(manufacture)ro,64k(backup)ro,320k(storage)ro,64k(caldata)ro,14656k@0x40000(firmware)
 ew-dorin_mtdlayout_4M=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env),3712k(firmware),64k(art)
 ew-dorin_mtdlayout_16M=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env),16000k(firmware),64k(art)
+f9k1115v2_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,64k(u-boot-env),14464k(rootfs),1408k(kernel),64k(nvram)ro,64k(envram)ro,64k(art)ro,15872k@0x50000(firmware)
 dlrtdev_mtdlayout=mtdparts=spi0.0:256k(uboot)ro,64k(config)ro,6208k(firmware),64k(caldata)ro,640k(certs),960k(unknown)ro,64k@0x7f0000(caldata_copy)
 dlrtdev_mtdlayout_fat=mtdparts=spi0.0:256k(uboot)ro,64k(config)ro,7168k(firmware),640k(certs),64k(caldata)ro,64k@0x660000(caldata_orig),6208k@0x50000(firmware_orig)
 dragino2_mtdlayout=mtdparts=spi0.0:256k(u-boot)ro,16000k(firmware),64k(config)ro,64k(art)ro
@@ -508,6 +509,30 @@ Image/Build/AthLzma=$(call Image/Build/Ath,$(1),$(2),$(3),$(4),$(5),$(6),$(7))
 Image/Build/AthLzma/initramfs=$(call MkuImageLzma/initramfs,$(2),$(3) $(4))
 
 
+Image/Build/Belkin/buildkernel=$(call MkuImageLzma,$(2),$(3) $(4))
+Image/Build/Belkin/initramfs=$(call MkuImageLzma/initramfs,$(2),$(3) $(4))
+
+define Image/Build/Belkin
+       $(eval fwsize=$(call mtdpartsize,firmware,$(4)))
+       $(eval kernsize=$(call mtdpartsize,kernel,$(4)))
+       $(eval rootsize=$(call mtdpartsize,rootfs,$(4)))
+       $(call Sysupgrade/RKuImage,$(1),$(2),$(kernsize),$(rootsize))
+       if [ -e "$(call sysupname,$(1),$(2))" ]; then \
+               edimax_fw_header -m $(5) -v "OpenWrt$(REVISION)" \
+                       -n "uImage" \
+                       -i $(KDIR_TMP)/vmlinux-$(2).uImage \
+                       -o $(KDIR_TMP)/$(2)-uImage; \
+               edimax_fw_header -m $(5) -v "OpenWrt$(REVISION)" \
+                       -n "rootfs" \
+                       -i $(KDIR)/root.$(1) \
+                       -o $(KDIR_TMP)/$(2)-rootfs; \
+               ( \
+                       dd if=$(KDIR_TMP)/$(2)-rootfs; \
+                       dd if=$(KDIR_TMP)/$(2)-uImage; \
+               ) > "$(call factoryname,$(1),$(2))"; \
+       fi
+endef
+
 define Image/Build/EnGenius
        $(eval fwsize=$(call mtdpartsize,firmware,$(4)))
        $(eval rootsize=$(call mtdpartsize,rootfs,$(4)))
@@ -1148,6 +1173,8 @@ $(eval $(call SingleProfile,AthLzma,64k,PB92,pb92,PB92,ttyS0,115200,$$(pb92_mtdl
 $(eval $(call SingleProfile,AthLzma,64k,TUBE2H16M,tube2h-16M,TUBE2H,ttyATH0,115200,$$(alfa_mtdlayout_16M),KRuImage,65536))
 $(eval $(call SingleProfile,AthLzma,64k,WLR8100,wlr8100,WLR8100,ttyS0,115200,$$(wlr8100_mtdlayout),KRuImage))
 
+$(eval $(call SingleProfile,Belkin,64k,F9K1115V2,f9k1115v2,F9K1115V2,ttyS0,115200,$$(f9k1115v2_mtdlayout),BR-6679BAC))
+
 $(eval $(call SingleProfile,CameoAP91,64kraw,DIR600A1,dir-600-a1,DIR-600-A1,ttyS0,115200,"AP91-AR7240-RT-090223-00"))
 $(eval $(call SingleProfile,CameoAP91,64kraw,DIR601A1,dir-601-a1,DIR-600-A1,ttyS0,115200,"AP91-AR7240-RT-090223-02"))
 $(eval $(call SingleProfile,CameoAP91,64kraw,FR54RTR,fr-54rtr,DIR-600-A1,ttyS0,115200,"AP91-AR7240-RT-090223-01"))
diff --git a/target/linux/ar71xx/patches-3.14/734-MIPS-ath79-add-belkin-ac1750db.patch b/target/linux/ar71xx/patches-3.14/734-MIPS-ath79-add-belkin-ac1750db.patch
new file mode 100644 (file)
index 0000000..da7a7d3
--- /dev/null
@@ -0,0 +1,39 @@
+--- a/arch/mips/ath79/Makefile
++++ b/arch/mips/ath79/Makefile
+@@ -70,6 +70,7 @@ obj-$(CONFIG_ATH79_MACH_EAP7660D)    += mac
+ obj-$(CONFIG_ATH79_MACH_EL_M150)      += mach-el-m150.o
+ obj-$(CONFIG_ATH79_MACH_EL_MINI)      += mach-el-mini.o
+ obj-$(CONFIG_ATH79_MACH_ESR1750)      += mach-esr1750.o
++obj-$(CONFIG_ATH79_MACH_F9K1115V2)    += mach-f9k1115v2.o
+ obj-$(CONFIG_ATH79_MACH_GL_INET)      += mach-gl-inet.o
+ obj-$(CONFIG_ATH79_MACH_GS_OOLITE)    += mach-gs-oolite.o
+ obj-$(CONFIG_ATH79_MACH_HIWIFI_HC6361)        += mach-hiwifi-hc6361.o
+--- a/arch/mips/ath79/Kconfig
++++ b/arch/mips/ath79/Kconfig
+@@ -186,6 +186,16 @@ config ATH79_MACH_AW_NR580
+       select ATH79_DEV_LEDS_GPIO
+       select ATH79_DEV_M25P80
++config ATH79_MACH_F9K1115V2
++      bool "Belkin AC1750DB board support"
++      select SOC_QCA955X
++      select ATH79_DEV_ETH
++      select ATH79_DEV_GPIO_BUTTONS
++      select ATH79_DEV_LEDS_GPIO
++      select ATH79_DEV_M25P80
++      select ATH79_DEV_USB
++      select ATH79_DEV_WMAC
++
+ config ATH79_MACH_ESR1750
+       bool "EnGenius ESR1750 board support"
+       select SOC_QCA955X
+--- a/arch/mips/ath79/machtypes.h
++++ b/arch/mips/ath79/machtypes.h
+@@ -59,6 +59,7 @@ enum ath79_mach_type {
+       ATH79_MACH_EL_M150,             /* EasyLink EL-M150 */
+       ATH79_MACH_EL_MINI,             /* EasyLink EL-MINI */
+       ATH79_MACH_ESR1750,             /* EnGenius ESR1750 */
++      ATH79_MACH_F9K1115V2,           /* Belkin AC1750DB */
+       ATH79_MACH_GL_INET,             /* GL-CONNECT GL-INET */
+       ATH79_MACH_GS_OOLITE,           /* GS OOLITE V1.0 */
+       ATH79_MACH_HIWIFI_HC6361,       /* HiWiFi HC6361 */
index 988c625..83c51d7 100644 (file)
@@ -71,6 +71,7 @@ define Host/Compile
        $(call cc,mkheader_gemtek,-lz)
        $(call cc,mkrtn56uimg, -lz)
        $(call cc,dgn3500sum)
+       $(call cc,edimax_fw_header, -Wall)
 endef
 
 define Host/Install
diff --git a/tools/firmware-utils/src/edimax_fw_header.c b/tools/firmware-utils/src/edimax_fw_header.c
new file mode 100644 (file)
index 0000000..ff094da
--- /dev/null
@@ -0,0 +1,386 @@
+/*
+ * Copyright (C) 2014 Gabor Juhos <juhosg@openwrt.org>
+ *
+ * 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.
+ *
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <unistd.h>     /* for unlink() */
+#include <libgen.h>
+#include <getopt.h>     /* for getopt() */
+#include <stdarg.h>
+#include <errno.h>
+#include <sys/stat.h>
+
+#include <arpa/inet.h>
+#include <netinet/in.h>
+
+#define MAX_MAGIC_LEN          16
+#define MAX_MODEL_LEN          32
+#define MAX_VERSION_LEN                14
+#define MAX_MTD_NAME_LEN       16
+
+#define FIELD_SIZEOF(t, f) (sizeof(((t*)0)->f))
+
+struct edimax_header {
+       char            magic[MAX_MAGIC_LEN];
+       char            model[MAX_MODEL_LEN];
+       unsigned char   force;
+       unsigned char   header_csum;
+       unsigned char   data_csum;
+       uint32_t        data_size;
+       uint32_t        start_addr;
+       uint32_t        end_addr;
+       char            fw_version[MAX_VERSION_LEN];
+       unsigned char   type;
+       char            mtd_name[MAX_MTD_NAME_LEN];
+} __attribute__ ((packed));
+
+/*
+ * Globals
+ */
+static char *ofname;
+static char *ifname;
+static char *progname;
+
+static char *model;
+static char *magic = "eDiMaX";
+static char *fw_version = "";
+static char *mtd_name;
+static int force;
+static uint32_t start_addr;
+static uint32_t end_addr;
+static uint8_t image_type;
+static int data_size;
+
+/*
+ * Message macros
+ */
+#define ERR(fmt, ...) do { \
+       fflush(0); \
+       fprintf(stderr, "[%s] *** error: " fmt "\n", \
+                       progname, ## __VA_ARGS__ ); \
+} while (0)
+
+#define ERRS(fmt, ...) do { \
+       int save = errno; \
+       fflush(0); \
+       fprintf(stderr, "[%s] *** error: " fmt " (%s)\n", \
+                       progname, ## __VA_ARGS__, strerror(save)); \
+} while (0)
+
+#define DBG(fmt, ...) do { \
+       fprintf(stderr, "[%s] " fmt "\n", progname, ## __VA_ARGS__ ); \
+} while (0)
+
+static void usage(int status)
+{
+       FILE *stream = (status != EXIT_SUCCESS) ? stderr : stdout;
+
+       fprintf(stream, "Usage: %s [OPTIONS...]\n", progname);
+       fprintf(stream,
+"\n"
+"Options:\n"
+"  -e <addr>       set end addr to <addr>\n"
+"  -f              set force flag\n"
+"  -h              show this screen\n"
+"  -i <file>       read input data from the file <file>\n"
+"  -o <file>       write output to the file <file>\n"
+"  -m <model>      set model to <model>\n"
+"  -M <magic>      set image magic to <magic>\n"
+"  -n <name>       set MTD device name to <name>\n"
+"  -s <addr>       set start address to <addr>\n"
+"  -t <type>       set image type to <type>\n"
+"  -v <version>    set firmware version to <version>\n"
+       );
+
+       exit(status);
+}
+
+int
+str2u32(char *arg, uint32_t *val)
+{
+       char *err = NULL;
+       uint32_t t;
+
+       errno=0;
+       t = strtoul(arg, &err, 0);
+       if (errno || (err==arg) || ((err != NULL) && *err)) {
+               return -1;
+       }
+
+       *val = t;
+       return 0;
+}
+
+int
+str2u8(char *arg, uint8_t *val)
+{
+       char *err = NULL;
+       uint32_t t;
+
+       errno=0;
+       t = strtoul(arg, &err, 0);
+       if (errno || (err==arg) || ((err != NULL) && *err) || (t >= 0x100)) {
+               return -1;
+       }
+
+       *val = t & 0xFF;
+       return 0;
+}
+
+static int get_file_size(char *name)
+{
+       struct stat st;
+       int res;
+
+       res = stat(name, &st);
+       if (res){
+               ERRS("stat failed on %s", name);
+               return -1;
+       }
+
+       return st.st_size;
+}
+
+static int read_to_buf(char *name, char *buf, int buflen)
+{
+       FILE *f;
+       int ret = EXIT_FAILURE;
+
+       f = fopen(name, "r");
+       if (f == NULL) {
+               ERRS("could not open \"%s\" for reading", name);
+               goto out;
+       }
+
+       errno = 0;
+       fread(buf, buflen, 1, f);
+       if (errno != 0) {
+               ERRS("unable to read from file \"%s\"", name);
+               goto out_close;
+       }
+
+       ret = EXIT_SUCCESS;
+
+out_close:
+       fclose(f);
+out:
+       return ret;
+}
+
+static int check_options(void)
+{
+#define CHKSTR(_name, _msg)                            \
+       do {                                            \
+               if (_name == NULL) {                    \
+                       ERR("no %s specified", _msg);   \
+                       return -1;                      \
+               }                                       \
+       } while (0)
+
+#define CHKSTRLEN(_name, _msg)                                         \
+       do {                                                            \
+               int field_len;                                          \
+               CHKSTR(_name, _msg);                                    \
+               field_len = FIELD_SIZEOF(struct edimax_header, _name) - 1; \
+               if (strlen(_name) > field_len) {                        \
+                       ERR("'%s' is too long, max %s length is %d",    \
+                           _name, _msg, field_len);                    \
+                       return -1;                                      \
+               }                                                       \
+       } while (0)
+
+       CHKSTR(ofname, "output file");
+       CHKSTR(ifname, "input file");
+
+       CHKSTRLEN(magic, "magic");
+       CHKSTRLEN(model, "model");
+       CHKSTRLEN(mtd_name, "MTD device name");
+       CHKSTRLEN(fw_version, "firware version");
+
+       data_size = get_file_size(ifname);
+       if (data_size < 0)
+               return -1;
+
+       return 0;
+}
+
+static int write_fw(char *data, int len)
+{
+       FILE *f;
+       int ret = EXIT_FAILURE;
+
+       f = fopen(ofname, "w");
+       if (f == NULL) {
+               ERRS("could not open \"%s\" for writing", ofname);
+               goto out;
+       }
+
+       errno = 0;
+       fwrite(data, len, 1, f);
+       if (errno) {
+               ERRS("unable to write output file");
+               goto out_flush;
+       }
+
+       DBG("firmware file \"%s\" completed", ofname);
+
+       ret = EXIT_SUCCESS;
+
+out_flush:
+       fflush(f);
+       fclose(f);
+       if (ret != EXIT_SUCCESS) {
+               unlink(ofname);
+       }
+out:
+       return ret;
+}
+
+static unsigned char checksum(unsigned char *p, unsigned len)
+{
+       unsigned char csum = 0;
+
+       while (len--)
+               csum += *p++;
+
+       csum ^= 0xb9;
+
+       return csum;
+}
+
+static int build_fw(void)
+{
+       int buflen;
+       char *buf;
+       char *data;
+       struct edimax_header *hdr;
+       int ret = EXIT_FAILURE;
+
+       buflen = sizeof(struct edimax_header) + data_size;
+
+       buf = malloc(buflen);
+       if (!buf) {
+               ERR("no memory for buffer\n");
+               goto out;
+       }
+
+       data = buf + sizeof(struct edimax_header);
+
+       /* read input file */
+       ret = read_to_buf(ifname, data, data_size);
+       if (ret)
+               goto out_free_buf;
+
+       /* fill firmware header */
+       hdr = (struct edimax_header *)buf;
+       memset(hdr, 0, sizeof(struct edimax_header *));
+
+       strncpy(hdr->model, model, sizeof(hdr->model));
+       strncpy(hdr->magic, magic, sizeof(hdr->magic));
+       strncpy(hdr->fw_version, fw_version, sizeof(hdr->fw_version));
+       strncpy(hdr->mtd_name, mtd_name, sizeof(hdr->mtd_name));
+
+       hdr->force = force;
+       hdr->start_addr = htonl(start_addr);
+       hdr->end_addr = htonl(end_addr);
+       hdr->data_size = htonl(data_size);
+       hdr->type = image_type;
+
+       hdr->data_csum = checksum((unsigned char *)data, data_size);
+       hdr->header_csum = checksum((unsigned char *)hdr,
+                                   sizeof(struct edimax_header));
+
+       ret = write_fw(buf, buflen);
+       if (ret)
+               goto out_free_buf;
+
+       ret = EXIT_SUCCESS;
+
+out_free_buf:
+       free(buf);
+out:
+       return ret;
+}
+
+int main(int argc, char *argv[])
+{
+       int ret = EXIT_FAILURE;
+
+       progname = basename(argv[0]);
+
+       while (1) {
+               int c;
+
+               c = getopt(argc, argv, "e:fhi:o:m:M:n:s:t:v:");
+               if (c == -1)
+                       break;
+
+               switch (c) {
+               case 'e':
+                       if (str2u32(optarg, &end_addr)) {
+                               ERR("%s is invalid '%s'",
+                                   "end address", optarg);
+                               goto out;
+                       }
+                       break;
+               case 'f':
+                       force = 1;
+                       break;
+               case 'i':
+                       ifname = optarg;
+                       break;
+               case 'h':
+                       usage(EXIT_SUCCESS);
+                       break;
+               case 'o':
+                       ofname = optarg;
+                       break;
+               case 'm':
+                       model = optarg;
+                       break;
+               case 'M':
+                       magic = optarg;
+                       break;
+               case 'n':
+                       mtd_name = optarg;
+                       break;
+               case 's':
+                       if (str2u32(optarg, &start_addr)) {
+                               ERR("%s is invalid '%s'",
+                                   "start address", optarg);
+                               goto out;
+                       }
+                       break;
+               case 't':
+                       if (str2u8(optarg, &image_type)) {
+                               ERR("%s is invalid '%s'",
+                                   "image type", optarg);
+                               goto out;
+                       }
+                       break;
+               case 'v':
+                       fw_version = optarg;
+                       break;
+               default:
+                       usage(EXIT_FAILURE);
+                       break;
+               }
+       }
+
+       ret = check_options();
+       if (ret)
+               goto out;
+
+       ret = build_fw();
+
+out:
+       return ret;
+}