qi-hardware/xburst-tools
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xburst-tools/xbboot/host-app/host_main.c

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C
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//
// Authors: Wolfgang Spraul <wolfgang@qi-hardware.com>
// Authors: Xiangfu Liu <xiangfu@sharism.cc>
//
// 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
// 3 of the License, or (at your option) any later version.
//
#include <stdio.h>
#include <string.h>
#include <usb.h>
#include <time.h>
#include <signal.h>
#include "xbboot_version.h"
#define HIWORD(dw) (((dw) >> 16) & 0xFFFF)
#define LOWORD(dw) ((dw) & 0xFFFF)
#define INGENIC_VENDOR_ID 0x601A
#define INGENIC_XBURST_USBBOOT 0x4740
// REQ_ values are negative so they can be mixed together with the VR_ types in a signed integer.
#define REQ_BULK_READ -1
#define REQ_BULK_WRITE -2
#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 VR_NOR_OPS 0x06
#define VR_NAND_OPS 0x07
#define VR_SDRAM_OPS 0x08
#define VR_CONFIGRATION 0x09
#define VR_GET_NUM 0x0a
#define USB_TIMEOUT 3000
#define VR_GET_CPU_INFO_LEN 8
#define INGENIC_IN_ENDPOINT 0x81
#define INGENIC_OUT_ENDPOINT 0x01
uint8_t xburst_interface = 0;
int xkill = 0;
struct usb_dev_handle* open_xburst_device();
void close_xburst_device(struct usb_dev_handle* xburst_h);
int send_request(struct usb_dev_handle* xburst_h, char* request, char* str_param);
void signal_handler(int sig);
void show_help();
int main(int argc, char** argv)
{
struct usb_dev_handle* xburst_h;
signal(SIGHUP, signal_handler); /* hangup signal */
signal(SIGTERM, signal_handler); /* software termination signal from kill */
signal(SIGINT, signal_handler); /* software termination signal from kill */
if (argc < 2
|| !strcmp(argv[1], "-h")
|| !strcmp(argv[1], "--help")) {
show_help();
return EXIT_SUCCESS;
}
if (!strcmp(argv[1], "-v") || !strcmp(argv[1], "--version")) {
printf("xbboot version %s\n", XBBOOT_VERSION);
return EXIT_SUCCESS;
}
if ((getuid()) || (getgid())) {
fprintf(stderr, "Error - you must be root to run '%s'\n", argv[0]);
return EXIT_FAILURE;
}
if (!strcmp(argv[1], "-d") || !strcmp(argv[1], "--daemon")) {
struct timespec timx,tim1;
tim1.tv_sec = 1;
tim1.tv_nsec = 0;
while(1) {
xburst_h = open_xburst_device();
if (xburst_h) {
printf("Info - found XBurst boot device.\n");
printf("Info - wait 5 seconds for Xburst device booting...\n");
sleep(5);
}
if (xkill)
goto xquit;
if (nanosleep(&tim1,&timx) == -1){
perror("Error - ");
goto xquit;
}
}
}
xburst_h = open_xburst_device();
if (xburst_h)
send_request(xburst_h, argv[1], (argc == 2 ? NULL : argv[2]));
xquit:
close_xburst_device(xburst_h);
return EXIT_SUCCESS;
}
void close_xburst_device(struct usb_dev_handle* xburst_h)
{
if (xburst_h && xburst_interface)
usb_release_interface(xburst_h, xburst_interface);
if (xburst_h)
usb_close(xburst_h);
}
struct usb_dev_handle* open_xburst_device()
{
struct usb_device* xburst_dev = 0;
struct usb_dev_handle* xburst_h = 0;
usb_init();
/* usb_set_debug(255); */
usb_find_busses();
usb_find_devices();
// look for Ingenic XBurst USB boot device & interface
{
{
struct usb_bus* usb_bus;
struct usb_device* usb_dev;
for (usb_bus = usb_get_busses(); usb_bus != 0; usb_bus = usb_bus->next) {
for (usb_dev = usb_bus->devices; usb_dev != 0; usb_dev = usb_dev->next) {
if (usb_dev->descriptor.idVendor == INGENIC_VENDOR_ID
&& usb_dev->descriptor.idProduct == INGENIC_XBURST_USBBOOT) {
if (xburst_dev) {
fprintf(stderr, "Error - more than one XBurst boot device found.\n");
goto xout;
}
xburst_dev = usb_dev;
// keep searching to make sure there is only 1 XBurst device
}
}
}
if (!xburst_dev) {
fprintf(stderr, "Info - no XBurst boot device found.\n");
goto xout;
}
}
{
struct usb_config_descriptor* usb_config_desc;
struct usb_interface_descriptor* usb_if_desc;
struct usb_interface* usb_if;
int cfg_index, if_index, alt_index;
for (cfg_index = 0; cfg_index < xburst_dev->descriptor.bNumConfigurations; cfg_index++) {
usb_config_desc = &xburst_dev->config[cfg_index];
if (!usb_config_desc) {
fprintf(stderr, "Error - usb_config_desc NULL\n");
goto xout;
}
for (if_index = 0; if_index < usb_config_desc->bNumInterfaces; if_index++) {
usb_if = &usb_config_desc->interface[if_index];
if (!usb_if) {
fprintf(stderr, "Error - usb_if NULL\n");
goto xout;
}
for (alt_index = 0; alt_index < usb_if->num_altsetting; alt_index++) {
usb_if_desc = &usb_if->altsetting[alt_index];
if (!usb_if_desc) {
fprintf(stderr, "Error - usb_if_desc NULL\n");
goto xout;
}
if (usb_if_desc->bInterfaceClass == 0xFF
&& usb_if_desc->bInterfaceSubClass == 0) {
xburst_interface = usb_if_desc->bInterfaceNumber;
goto interface_found;
}
}
}
}
interface_found: ;
}
}
xburst_h = usb_open(xburst_dev);
if (!xburst_h) {
fprintf(stderr, "Error - can't open XBurst device: %s\n", usb_strerror());
goto xout;
}
if (usb_claim_interface(xburst_h, xburst_interface) < 0) {
fprintf(stderr, "Error - can't claim XBurst interface: %s\n", usb_strerror());
goto xout_xburst_h;
}
return xburst_h;
xout_xburst_h:
usb_close(xburst_h);
xout:
return NULL;
}
int send_request(struct usb_dev_handle* xburst_h, char* request, char* str_param)
{
int request_type;
int usb_status;
uint32_t u32_param;
if (!strcmp(request, "bulk_read"))
request_type = REQ_BULK_READ;
else if (!strcmp(request, "bulk_write"))
request_type = REQ_BULK_WRITE;
else if (!strcmp(request, "VR_GET_CPU_INFO") || !strcmp(request, "get_info"))
request_type = VR_GET_CPU_INFO;
else if (!strcmp(request, "VR_SET_DATA_ADDRESS") || !strcmp(request, "set_addr"))
request_type = VR_SET_DATA_ADDRESS;
else if (!strcmp(request, "VR_SET_DATA_LENGTH") || !strcmp(request, "set_len"))
request_type = VR_SET_DATA_LENGTH;
else if (!strcmp(request, "VR_FLUSH_CACHES") || !strcmp(request, "flush_cache"))
request_type = VR_FLUSH_CACHES;
else if (!strcmp(request, "VR_PROGRAM_START1") || !strcmp(request, "start1"))
request_type = VR_PROGRAM_START1;
else if (!strcmp(request, "VR_PROGRAM_START2") || !strcmp(request, "start2"))
request_type = VR_PROGRAM_START2;
else {
fprintf(stderr, "Error - unknown vendor request %s - run with --help to see all requests\n", request);
return 1;
}
switch (request_type) {
case VR_GET_CPU_INFO: {
char cpu_info_buf[VR_GET_CPU_INFO_LEN+1] = {0};
usb_status = usb_control_msg(xburst_h,
/* requesttype */ USB_ENDPOINT_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
/* request */ VR_GET_CPU_INFO,
/* value */ 0,
/* index */ 0,
/* bytes */ cpu_info_buf,
/* size */ VR_GET_CPU_INFO_LEN,
/* timeout */ USB_TIMEOUT);
if (usb_status != VR_GET_CPU_INFO_LEN) {
fprintf(stderr, "Error - %s() returned %i\n", request, usb_status);
goto xout_xburst_interface;
}
printf("VR_GET_CPU_INFO %s\n", cpu_info_buf);
break;
}
case VR_SET_DATA_ADDRESS:
case VR_SET_DATA_LENGTH:
case VR_PROGRAM_START1:
case VR_PROGRAM_START2: {
if (str_param == NULL) {
fprintf(stderr, "Error - number of parameters %s\n", request);
goto xout_xburst_interface;
}
u32_param = strtoul(str_param, 0, 0);
usb_status = usb_control_msg(xburst_h,
/* requesttype */ USB_ENDPOINT_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
/* request */ request_type,
/* value */ HIWORD(u32_param),
/* index */ LOWORD(u32_param),
/* bytes */ 0,
/* size */ 0,
/* timeout */ USB_TIMEOUT);
if (usb_status) {
fprintf(stderr, "Error - %s() returned %i\n", request, usb_status);
goto xout_xburst_interface;
}
printf("%s %lxh\n", request, (unsigned long) u32_param);
break;
}
case VR_FLUSH_CACHES: {
usb_status = usb_control_msg(xburst_h,
/* requesttype */ USB_ENDPOINT_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
/* request */ VR_FLUSH_CACHES,
/* value */ 0,
/* index */ 0,
/* bytes */ 0,
/* size */ 0,
/* timeout */ USB_TIMEOUT);
if (usb_status) {
fprintf(stderr, "Error - %s() returned %i\n", request, usb_status);
goto xout_xburst_interface;
}
printf("VR_FLUSH_CACHES\n");
break;
}
case REQ_BULK_READ: {
int read_len;
char* read_buf;
if (str_param == NULL) {
fprintf(stderr, "Error - number of parameters %s\n", request);
goto xout_xburst_interface;
}
if (str_param[0] == '0' && str_param[1] == 'x')
read_len = strtol(&str_param[2], 0, 16);
else
read_len = strtol(str_param, 0, 10);
read_buf = (char*) malloc(read_len);
if (!read_buf) {
fprintf(stderr, "Error - cannot allocate %i bytes read buffer.\n", read_len);
goto xout_xburst_interface;
}
usb_status = usb_bulk_read(xburst_h,
/* endpoint */ INGENIC_IN_ENDPOINT,
/* bytes */ read_buf,
/* size */ read_len,
/* timeout */ USB_TIMEOUT);
if (usb_status > 0)
fwrite(read_buf, 1 /* size */, usb_status, stdout);
free(read_buf);
if (usb_status < read_len) {
fprintf(stderr, "Error reading %d bytes (result %i).\n", read_len, usb_status);
goto xout_xburst_interface;
}
break;
}
case REQ_BULK_WRITE: {
char* file_data;
int file_len;
FILE* file_h;
size_t num_read;
if (str_param == NULL) {
fprintf(stderr, "Error - number of parameters %s\n", request);
goto xout_xburst_interface;
}
file_h = fopen(str_param, "rb");
if (!file_h) {
fprintf(stderr, "Error opening %s.\n", str_param);
goto xout_xburst_interface;
}
if (fseek(file_h, 0, SEEK_END)) {
fprintf(stderr, "Error seeking to end of %s.\n", str_param);
fclose(file_h);
goto xout_xburst_interface;
}
file_len = ftell(file_h);
if (fseek(file_h, 0, SEEK_SET)) {
fprintf(stderr, "Error seeking to beginning of %s.\n", str_param);
fclose(file_h);
goto xout_xburst_interface;
}
file_data = (char*) malloc(file_len);
if (!file_data) {
fprintf(stderr, "Error allocating %d bytes data.\n", file_len);
fclose(file_h);
goto xout_xburst_interface;
}
num_read = fread(file_data, 1, file_len, file_h);
fclose(file_h);
if (num_read != (size_t) file_len) {
fprintf(stderr, "Error reading %d bytes (got %d).\n", file_len, num_read);
free(file_data);
goto xout_xburst_interface;
}
usb_status = usb_bulk_write(xburst_h,
/* endpoint */ INGENIC_OUT_ENDPOINT,
/* bytes */ file_data,
/* size */ file_len,
/* timeout */ USB_TIMEOUT);
free(file_data);
if (usb_status < file_len) {
fprintf(stderr, "Error writing %d bytes (result %i).\n", file_len, usb_status);
goto xout_xburst_interface;
}
printf("bulk_write successfully wrote %i bytes.\n", usb_status);
break;
}
}
return 0;
xout_xburst_interface:
return 1;
}
void signal_handler(int sig){
switch(sig){
case SIGINT:
xkill = 1;
break;
}
}
void show_help()
{
printf("\n"
"xbboot version %s - Ingenic XBurst USB Boot Vendor Requests\n"
"(c) 2009 Wolfgang Spraul\n"
"Report bugs to <wolfgang@qi-hardware.com>.\n"
"\n"
"xbboot [vendor_request] ... (must run as root)\n"
" -h --help print this help message\n"
" -v --version print the version number\n"
" [-d | --daemon] <address> <image> \n"
"\n"
" bulk_read <len> read len bulk bytes from USB, write to stdout\n"
" bulk_write <path> write file at <path> to USB\n"
" [get_info | VR_GET_CPU_INFO] read 8-byte CPU info and write to stdout\n"
" [set_addr | VR_SET_DATA_ADDRESS] <addr> send memory address\n"
" [set_len | VR_SET_DATA_LENGTH] <len> send data length\n"
" [flush_cache | VR_FLUSH_CACHES] flush I-Cache and D-Cache\n"
" [start1 | VR_PROGRAM_START1] <addr> transfer data from D-Cache to I-Cache and branch to I-Cache\n"
" [start2 | VR_PROGRAM_START2] <addr> branch to <addr> directly\n"
"\n"
"- all numbers can be prefixed 0x for hex otherwise decimal\n"
"\n", XBBOOT_VERSION);
}
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