diff options
author | Frank Gevaerts <frank@gevaerts.be> | 2008-08-29 18:53:52 +0000 |
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committer | Frank Gevaerts <frank@gevaerts.be> | 2008-08-29 18:53:52 +0000 |
commit | e645cede2b8521c3c0205a0bfcd49ea23fef46f1 (patch) | |
tree | ad583b785cf9c044bbe74b8081259b0964aa6d6e /utils/meizu_dfu/meizu_dfu.c | |
parent | 26e0a9766da3cf375483d40f988813276bda3741 (diff) |
add Meizu M3, M6 TP, M6 SP and M6 SL dfu firmware recovery tool
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18360 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'utils/meizu_dfu/meizu_dfu.c')
-rw-r--r-- | utils/meizu_dfu/meizu_dfu.c | 394 |
1 files changed, 394 insertions, 0 deletions
diff --git a/utils/meizu_dfu/meizu_dfu.c b/utils/meizu_dfu/meizu_dfu.c new file mode 100644 index 0000000000..67a5065384 --- /dev/null +++ b/utils/meizu_dfu/meizu_dfu.c @@ -0,0 +1,394 @@ +/* + Copyright 2008 William Poetra Yoga Hadisoeseno <williampoetra@gmail.com> + Frank Gevaerts <frank@gevaerts.be> + This file is licensed under GPL v2. +*/ + +#include <stdio.h> +#include <stdlib.h> +#include <stdint.h> +#include <string.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include <libgen.h> + +#include <usb.h> + +void usage() +{ + fprintf(stderr, "usage: meizu_dfu m3 <SST39VF800.dfu> <M3.EBN>\n"); + fprintf(stderr, " meizu_dfu m6 <SST39VF800.dfu> <M6.EBN>\n"); + fprintf(stderr, " meizu_dfu m6sl <updateNAND_BE_070831.dfu> <M6SL.EBN>\n"); + exit(1); +} + +uint32_t crc32(char *data, int len, uint32_t poly, uint32_t init) +{ + uint32_t crc_table[256]; + uint32_t crc, t; + int i, j; + + // generate the table + for (i = 0; i < 256; ++i) { + t = i; + for (j = 0; j < 8; ++j) + if (t & 1) + t = (t >> 1) ^ poly; + else + t >>= 1; + crc_table[i] = t; + } + + // calculate the crc + crc = init; + for (i = 0; i < len; ++i) + crc = (crc >> 8) ^ crc_table[(crc^data[i]) & 0xff]; + + return crc; +} + +#define BLOCK_SIZE 2048 + +typedef struct { + char *name; + char *data; + int len; +} image_data_t; + +typedef struct { + int delay; + int pre_off; + uint32_t pre_sig; + uint16_t suf_dev; + uint16_t suf_prod; + uint16_t suf_ven; + uint16_t suf_dfu; + char suf_sig[3]; + uint8_t suf_len; +} image_attr_t; + +#define DFU_CRC_POLY 0xedb88320 +#define DFU_INIT_CRC 0xffffffff + +void init_img(image_data_t *img, const char *filename, image_attr_t *attr) +{ + int fd, len, i, readlen; + struct stat statbuf; + char buf[BLOCK_SIZE]; + uint32_t dfu_crc; + + printf("Reading %s...", filename); + + stat(filename, &statbuf); + len = statbuf.st_size; + + img->name = basename(strdup(filename)); + img->data = malloc(len + 16); + img->len = len + 16; + + fd = open(filename, O_RDONLY); + for (i = 0; i < len; i += BLOCK_SIZE) { + readlen = ((len - i) < BLOCK_SIZE) ? (len - i) : BLOCK_SIZE; + read(fd, buf, readlen); + memcpy(img->data + i, buf, readlen); + } + close(fd); + + // patch the data size in after the signature + memcpy(img->data + attr->pre_off + 4, &img->len, 4); + + // append the suffix (excluding the checksum) + memcpy(img->data + len, &attr->suf_dev, 2); + memcpy(img->data + len + 2, &attr->suf_prod, 2); + memcpy(img->data + len + 4, &attr->suf_ven, 2); + memcpy(img->data + len + 6, &attr->suf_dfu, 2); + memcpy(img->data + len + 8, &attr->suf_sig, 3); + memcpy(img->data + len + 11, &attr->suf_len, 1); + + dfu_crc = crc32(img->data, len + 12, DFU_CRC_POLY, DFU_INIT_CRC); + memcpy(img->data + len + 12, &dfu_crc, 4); + +#if 0 + FILE *f = fopen(img->name, "w"); + fwrite(img->data, len + 16, 1, f); + fclose(f); +#endif + + printf("OK\n"); +} + +#define DFU_VEN 0x0419 +#define DFU_DEV 0x0141 +usb_dev_handle *device; +int timeout = 0xa0000; + +void usb_dev_open() +{ + struct usb_bus *bus; + struct usb_device *dev; + + printf("USB initialization..."); + fflush(stdout); + + usb_init(); + usb_find_busses(); + usb_find_devices(); + + for (bus = usb_get_busses(); bus != NULL; bus = bus->next) + for (dev = bus->devices; dev != NULL; dev = dev->next) + if (dev->descriptor.idVendor == DFU_VEN + || dev->descriptor.idProduct == DFU_DEV) + goto found; + + printf("\nNo device found, exiting.\n"); + exit(1); + +found: + printf(" Device found.\n"); + device = usb_open(dev); + usb_claim_interface(device, 0); +} + +void usb_mimic_windows() +{ + char data[1024]; + + usb_control_msg(device, 0x80, 0x06, 0x0100, 0x0000, data, 0x0012, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0200, 0x0000, data, 0x0009, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0200, 0x0000, data, 0x001b, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0100, 0x0000, data, 0x0040, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0100, 0x0000, data, 0x0012, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0200, 0x0000, data, 0x0009, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0300, 0x0000, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0303, 0x0409, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0200, 0x0000, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0300, 0x0000, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0302, 0x0409, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0300, 0x0000, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0302, 0x0409, data, 0x00ff, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0100, 0x0000, data, 0x0012, timeout); + usb_control_msg(device, 0x80, 0x06, 0x0200, 0x0000, data, 0x0209, timeout); +} + +void usb_dev_close() +{ + printf("Releasing interface..."); + fflush(stdout); + + usb_release_interface(device, 0); + + printf(" OK\n"); +} + +#define DFU_DETACH 0 +#define DFU_DOWNLOAD 1 +#define DFU_UPLOAD 2 +#define DFU_GETSTATUS 3 +#define DFU_CLRSTATUS 4 +#define DFU_GETSTATE 5 +#define DFU_ABORT 6 + +void get_cpu() +{ + char data[64]; + int req_out_if = USB_ENDPOINT_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE; + int len; + + printf("GET CPU"); + fflush(stdout); + + // check for "S5L8700 Rev.1" + len = usb_control_msg(device, req_out_if, 0xff, 0x0002, 0, data, 0x003f, timeout); + if (len < 0) { + printf("\nError trying to get CPU model, exiting.\n"); + exit(1); + } + + memset(data + len, 0, 64 - len); + printf(", got: %s\n", data); +} + +void send_file(image_data_t *img) +{ + char dfu_ret[6]; + char *data; + int req_out_if = USB_ENDPOINT_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE; + int req_in_if = USB_ENDPOINT_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE; + int len, idx, writelen, i; + + printf("Sending %s... ", img->name); + fflush(stdout); + + len = img->len; + data = img->data; + + // loop for the file + for (i = 0, idx = 0; i < len; i += BLOCK_SIZE, ++idx) { + writelen = ((len - i) < BLOCK_SIZE) ? (len - i) : BLOCK_SIZE; + usb_control_msg(device, req_out_if, DFU_DOWNLOAD, idx, 0, data + i, writelen, timeout); + dfu_ret[4] = 0x00; + while (dfu_ret[4] != 0x05) + usb_control_msg(device, req_in_if, DFU_GETSTATUS, 0, 0, dfu_ret, 6, timeout); + printf("#"); + fflush(stdout); + } + + usb_control_msg(device, req_out_if, DFU_DOWNLOAD, idx, 0, NULL, 0, timeout); + dfu_ret[4] = 0x00; + while (dfu_ret[4] != 0x07) + usb_control_msg(device, req_in_if, DFU_GETSTATUS, 0, 0, dfu_ret, 6, timeout); + + printf(" OK\n"); + fflush(stdout); +} + +void clear_status() +{ + char dfu_ret[6]; + int usb_in_if = USB_ENDPOINT_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE; + int usb_out_if = USB_ENDPOINT_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE; + + printf("Clearing status..."); + fflush(stdout); + + dfu_ret[4] = 0x00; + while (dfu_ret[4] != 0x08) + usb_control_msg(device, usb_in_if, DFU_GETSTATUS, 0, 0, dfu_ret, 6, timeout); + usb_control_msg(device, usb_out_if, DFU_CLRSTATUS, 0, 0, NULL, 0, timeout); + + printf(" OK\n"); +} + +void dfu_detach() +{ + char usb_ret[4]; + int usb_in_oth = USB_ENDPOINT_IN | USB_TYPE_CLASS | USB_RECIP_OTHER; + int usb_out_oth = USB_ENDPOINT_OUT | USB_TYPE_CLASS | USB_RECIP_OTHER; + + printf("Detaching..."); + fflush(stdout); + + usb_control_msg(device, usb_in_oth, DFU_DETACH, 0x0000, 3, usb_ret, 4, timeout); + usb_control_msg(device, usb_out_oth, DFU_DOWNLOAD, 0x0010, 3, NULL, 0, timeout); + usb_control_msg(device, usb_in_oth, DFU_DETACH, 0x0000, 3, usb_ret, 4, timeout); + usb_control_msg(device, usb_in_oth, DFU_DETACH, 0x0000, 3, usb_ret, 4, timeout); + usb_control_msg(device, usb_in_oth, DFU_DETACH, 0x0000, 3, usb_ret, 4, timeout); + usb_control_msg(device, usb_in_oth, DFU_DETACH, 0x0000, 3, usb_ret, 4, timeout); + usb_control_msg(device, usb_in_oth, DFU_DETACH, 0x0000, 3, usb_ret, 4, timeout); + + printf(" OK\n"); +} + +void dfu_m3_m6(char *file1, char *file2) +{ + image_data_t img1, img2; + image_attr_t attr1, attr2; + + attr1.delay = 1000; + attr1.pre_off = 0x20; + attr1.pre_sig = 0x44465543; + attr1.suf_dev = 0x0100; + attr1.suf_prod = 0x0140; + attr1.suf_ven = 0x0419; + attr1.suf_dfu = 0x0100; + memcpy(attr1.suf_sig, "RON", 3); + attr1.suf_len = 0x10; + + attr2.delay = 1000; + attr2.pre_off = 0x20; + attr2.pre_sig = 0x44465543; + attr2.suf_dev = 0x0100; + attr2.suf_prod = 0x0140; + attr2.suf_ven = 0x0419; + attr2.suf_dfu = 0x0100; + memcpy(attr2.suf_sig, "UFD", 3); + attr2.suf_len = 0x10; + + init_img(&img1, file1, &attr1); + init_img(&img2, file2, &attr2); + + usb_dev_open(); +// usb_mimic_windows(); + get_cpu(); + get_cpu(); + send_file(&img1); + + printf("Wait a sec (literally)..."); + fflush(stdout); + sleep(1); + printf(" OK\n"); + + clear_status(); + get_cpu(); + send_file(&img2); + dfu_detach(); + usb_dev_close(); +} + +void dfu_m6sl(char *file1, char *file2) +{ + image_data_t img1, img2; + image_attr_t attr1, attr2; + + attr1.delay = 1000; + attr1.pre_off = 0x20; + attr1.pre_sig = 0x44465543; + attr1.suf_dev = 0x0100; + attr1.suf_prod = 0x0140; + attr1.suf_ven = 0x0419; + attr1.suf_dfu = 0x0100; + memcpy(attr1.suf_sig, "UFD", 3); + attr1.suf_len = 0x10; + + attr2.delay = 1000; + attr2.pre_off = 0x20; + attr2.pre_sig = 0x44465543; + attr2.suf_dev = 0x0100; + attr2.suf_prod = 0x0140; + attr2.suf_ven = 0x0419; + attr2.suf_dfu = 0x0100; + memcpy(attr2.suf_sig, "UFD", 3); + attr2.suf_len = 0x10; + + init_img(&img1, file1, &attr1); + init_img(&img2, file2, &attr2); + + usb_dev_open(); + get_cpu(); + get_cpu(); + send_file(&img1); + + printf("Wait a sec (literally)..."); + fflush(stdout); + sleep(1); + printf(" OK\n"); + usb_dev_close(); + + usb_dev_open(); + get_cpu(); + get_cpu(); + send_file(&img2); + dfu_detach(); + usb_dev_close(); +} + + +int main(int argc, char **argv) +{ + if (argc != 4) + usage(); + + if (!strcmp(argv[1], "m3")) + dfu_m3_m6(argv[2], argv[3]); + else if (!strcmp(argv[1], "m6")) + dfu_m3_m6(argv[2], argv[3]); + else if (!strcmp(argv[1], "m6sl")) + dfu_m6sl(argv[2], argv[3]); + else + usage(); + + return 0; +} + |