diff options
Diffstat (limited to 'src/query.c')
| -rw-r--r-- | src/query.c | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/src/query.c b/src/query.c index bdbcf69..073bf16 100644 --- a/src/query.c +++ b/src/query.c @@ -28,7 +28,7 @@ int get_status() { int ret = 0; - if (usb_control_msg(dev, 192, 1, 0, 0, (char *)&ret, 4, 2000) == -1) { + if (usb_control_msg(dev, CMD_QUERY, 1, 0, 0, (char *)&ret, 4, 2000) == -1) { fprintf(stderr, "Cannot get device status.\n"); exit(1); } @@ -157,7 +157,7 @@ int query_root_device() { unsigned char opcode; - if (usb_control_msg(dev, 192, 17, 0, 1, (char *)&opcode, 1, 2000) < 0) { + if (usb_control_msg(dev, CMD_QUERY, 17, 0, 1, (char *)&opcode, 1, 2000) < 0) { fprintf(stderr, "Cannot query root device\n"); return -1; } @@ -171,12 +171,35 @@ int query_root_device() return 0; } +/** + * request type: CMD_WRITE + * request : 16 + * value : 0|1|2 (=> flash|mmc|usb) + * index : 1 + */ +int set_root_device(unsigned short root_device) +{ + if (root_device>2) { + printf("Invalid root device specified '%d'.\n", root_device); + return -1; + } + + if (usb_control_msg(dev, CMD_WRITE, 16, root_device, 1, 0, 0, 2000) == -1) { + fprintf(stderr, "Cannot set root device\n"); + return -1; + } + + printf("Root device set to: %s\n", root_devices[root_device]); + + return 0; +} + int query_nolo_version() { unsigned int version; // ensure uint is at least 32 bits - //if (usb_control_msg(dev, 192, 3, 0, 1, (char *)&version, 4 , 2000) < 0) { - if (usb_control_msg(dev, 192, 3, 0, 0, (char *)&version, 4 , 2000) < 0) { + //if (usb_control_msg(dev, CMD_QUERY, 3, 0, 1, (char *)&version, 4 , 2000) < 0) { + if (usb_control_msg(dev, CMD_QUERY, 3, 0, 0, (char *)&version, 4 , 2000) < 0) { fprintf(stderr, "Cannot query nolo version. Old bootloader version?\n"); exit(1); } |