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add linux usb flash tool

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This commit is contained in:
lindnermarek 2009-04-22 18:22:16 +00:00
parent f41288f47c
commit a11533e6ca
3 changed files with 260 additions and 0 deletions
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50
flash-tool/Makefile Normal file
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#
# "Ingenic flash tool" - flash the Ingenic CPU via USB
#
# (C) Copyright 2009
# Author: Marek Lindner <lindner_marek@yahoo.de>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# version 3 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., 51 Franklin Street, Fifth Floor,
# Boston, MA 02110-1301, USA
ifneq ($(findstring $(MAKEFLAGS),s),s)
ifndef V
Q_CC = @echo ' ' CC $@;
Q_LD = @echo ' ' LD $@;
export Q_CC
export Q_LD
endif
endif
CC = gcc
CFLAGS += -pedantic -Wall -W -O1 -g3 -std=gnu99
LDFLAGS += -lusb
BINARY_NAME = inflash
SRC_C= main.c
SRC_H= main.h
SRC_O= $(SRC_C:.c=.o)
$(BINARY_NAME): $(SRC_O) $(SRC_H) Makefile
$(Q_LD)$(CC) -o $@ $(SRC_O) $(LDFLAGS)
.c.o:
$(Q_CC)$(CC) $(CFLAGS) $(EXTRA_CFLAGS) -MD -c $< -o $@
-include $(SRC_C:.c=.d)
clean:
rm -f $(BINARY_NAME) *.o
rm -f `find . -name '*.d' -print`

165
flash-tool/main.c Normal file
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/*
* "Ingenic flash tool" - flash the Ingenic CPU via USB
*
* (C) Copyright 2009
* Author: Marek Lindner <lindner_marek@yahoo.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 3 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA
*/
#include "main.h"
#include <usb.h>
#include <stdio.h>
#include <string.h>
#include <errno.h>
static int get_ingenic_device(struct ingenic_dev *ingenic_dev)
{
struct usb_bus *usb_busses, *usb_bus;
struct usb_device *usb_dev;
int count = 0;
usb_busses = usb_get_busses();
for (usb_bus = usb_busses; usb_bus != NULL; usb_bus = usb_bus->next) {
for (usb_dev = usb_bus->devices; usb_dev != NULL; usb_dev = usb_dev->next) {
if ((usb_dev->descriptor.idVendor == VENDOR_ID) &&
(usb_dev->descriptor.idProduct == PRODUCT_ID)) {
ingenic_dev->usb_dev = usb_dev;
count++;
}
}
}
return count;
}
static int get_ingenic_interface(struct ingenic_dev *ingenic_dev)
{
struct usb_config_descriptor *usb_config_desc;
struct usb_interface_descriptor *usb_if_desc;
struct usb_interface *usb_if;
int config_index, if_index, alt_index;
for (config_index = 0; config_index < ingenic_dev->usb_dev->descriptor.bNumConfigurations; config_index++) {
usb_config_desc = &ingenic_dev->usb_dev->config[config_index];
if (!usb_config_desc)
return 0;
for (if_index = 0; if_index < usb_config_desc->bNumInterfaces; if_index++) {
usb_if = &usb_config_desc->interface[if_index];
if (!usb_if)
return 0;
for (alt_index = 0; alt_index < usb_if->num_altsetting; alt_index++) {
usb_if_desc = &usb_if->altsetting[alt_index];
if (!usb_if_desc)
return 0;
if ((usb_if_desc->bInterfaceClass == 0xff) &&
(usb_if_desc->bInterfaceSubClass == 0)) {
ingenic_dev->interface = usb_if_desc->bInterfaceNumber;
return 1;
}
}
}
}
return 0;
}
int main(int argc, char **argv)
{
int num_ingenic, status;
int res = EXIT_FAILURE;
char cpu_buff[8];
struct ingenic_dev ingenic_dev;
if ((getuid()) || (getgid())) {
fprintf(stderr, "Error - you must be root to run '%s'\n", argv[0]);
exit(EXIT_FAILURE);
}
memset(&ingenic_dev, 0, sizeof(struct ingenic_dev));
memset(cpu_buff, 0, sizeof(cpu_buff));
usb_init();
// usb_set_debug(255);
usb_find_busses();
usb_find_devices();
num_ingenic = get_ingenic_device(&ingenic_dev);
if (num_ingenic == 0) {
fprintf(stderr, "Error - no Ingenic device found\n");
goto exit;
}
if (num_ingenic > 1) {
fprintf(stderr, "Error - too many Ingenic devices found: %i\n", num_ingenic);
goto exit;
}
ingenic_dev.usb_handle = usb_open(ingenic_dev.usb_dev);
if (!ingenic_dev.usb_handle) {
fprintf(stderr, "Error - can't open Ingenic device: %s\n", usb_strerror());
goto exit;
}
if (get_ingenic_interface(&ingenic_dev) < 1) {
fprintf(stderr, "Error - can't find Ingenic interface\n");
goto close_handle;
}
if (usb_claim_interface(ingenic_dev.usb_handle, ingenic_dev.interface) < 0) {
fprintf(stderr, "Error - can't claim Ingenic interface: %s\n", usb_strerror());
goto close_handle;
}
status = usb_control_msg(ingenic_dev.usb_handle,
/* bmRequestType */ INGENIC_REQUEST_TYPE,
/* bRequest */ VR_GET_CPU_INFO,
/* wValue */ 0,
/* wIndex */ 0,
/* Data */ cpu_buff,
/* wLength */ 8,
USB_TIMEOUT);
if (status != sizeof(cpu_buff)) {
fprintf(stderr, "Error - can't retrieve Ingenic CPU type: %i\n", status);
goto release_if;
}
printf("Found cpu: %02x, %02x, %02x, %02x, %02x, %02x, %02x, %02x\n",
cpu_buff[0], cpu_buff[1], cpu_buff[2], cpu_buff[3],
cpu_buff[4], cpu_buff[5], cpu_buff[6], cpu_buff[7]);
release_if:
usb_release_interface(ingenic_dev.usb_handle, ingenic_dev.interface);
close_handle:
usb_close(ingenic_dev.usb_handle);
exit:
exit(res);
}

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flash-tool/main.h Normal file
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/*
* "Ingenic flash tool" - flash the Ingenic CPU via USB
*
* (C) Copyright 2009
* Author: Marek Lindner <lindner_marek@yahoo.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 3 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., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA
*/
#include <stdint.h>
#define VENDOR_ID 0x601a
#define PRODUCT_ID 0x4740
#define INGENIC_REQUEST_TYPE 0x40
#define VR_GET_CPU_INFO 0x00
#define VR_SET_DATA_ADDRESS 0x01
#define VR_SET_DATA_LENGTH 0x02
#define VR_FLUSH_CACHES 0x03
#define VR_PROGRAM_START1 0x04
#define VR_PROGRAM_START2 0x05
#define USB_TIMEOUT 5000
struct ingenic_dev {
struct usb_device *usb_dev;
struct usb_dev_handle *usb_handle;
uint8_t interface;
};