diff options
| -rw-r--r-- | dediprog.c | 122 |
1 files changed, 117 insertions, 5 deletions
@@ -27,6 +27,7 @@ #define DEFAULT_TIMEOUT 3000 static usb_dev_handle *dediprog_handle; +static int dediprog_firmwareversion; static int dediprog_endpoint; #if 0 @@ -317,6 +318,7 @@ static int dediprog_check_devicestring(void) fw[1], fw[2]); return 1; } + dediprog_firmwareversion = fw[0]; return 0; } @@ -342,6 +344,32 @@ static int dediprog_command_a(void) return 0; } +#if 0 +/* Something. + * Present in eng_detect_blink.log with firmware 3.1.8 + * Always preceded by Command Receive Device String + */ +static int dediprog_command_b(void) +{ + int ret; + char buf[0x3]; + + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc3, 0x7, 0x0, 0xef00, buf, 0x3, DEFAULT_TIMEOUT); + if (ret < 0) { + msg_perr("Command B failed (%s)!\n", usb_strerror()); + return 1; + } + if ((ret != 0x3) || (buf[0] != 0xff) || (buf[1] != 0xff) || + (buf[2] != 0xff)) { + msg_perr("Unexpected response to Command B!\n"); + return 1; + } + + return 0; +} +#endif + /* Command C is only sent after dediprog_check_devicestring, but not after every * invocation of dediprog_check_devicestring. It is only sent after the first * dediprog_command_a(); dediprog_check_devicestring() sequence in each session. @@ -353,7 +381,7 @@ static int dediprog_command_c(void) ret = usb_control_msg(dediprog_handle, 0x42, 0x4, 0x0, 0x0, NULL, 0x0, DEFAULT_TIMEOUT); if (ret != 0x0) { - msg_perr("Unexpected response to Command C!\n"); + msg_perr("Command C failed (%s)!\n", usb_strerror()); return 1; } return 0; @@ -363,6 +391,7 @@ static int dediprog_command_c(void) /* Very strange. Seems to be a programmer keepalive or somesuch. * Wait unsuccessfully for timeout ms to read one byte. * Is usually called after setting voltage to 0. + * Present in all logs with Firmware 2.1.1 and 3.1.8 */ static int dediprog_command_f(int timeout) { @@ -371,8 +400,85 @@ static int dediprog_command_f(int timeout) memset(buf, 0, sizeof(buf)); ret = usb_control_msg(dediprog_handle, 0xc2, 0x11, 0xff, 0xff, buf, 0x1, timeout); + /* This check is most probably wrong. Command F always causes a timeout + * in the logs, so we should check for timeout instead of checking for + * success. + */ + if (ret != 0x1) { + msg_perr("Command F failed (%s)!\n", usb_strerror()); + return 1; + } + return 0; +} + +/* Start/stop blinking? + * Present in eng_detect_blink.log with firmware 3.1.8 + * Preceded by Command J + */ +static int dediprog_command_g(void) +{ + int ret; + + ret = usb_control_msg(dediprog_handle, 0x42, 0x07, 0x09, 0x03, NULL, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0) { + msg_perr("Command G failed (%s)!\n", usb_strerror()); + return 1; + } + return 0; +} + +/* Something. + * Present in all logs with firmware 5.1.5 + * Always preceded by Command Receive Device String + * Always followed by Command Set SPI Voltage nonzero + */ +static int dediprog_command_h(void) +{ + int ret; + + ret = usb_control_msg(dediprog_handle, 0x42, 0x07, 0x09, 0x05, NULL, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0) { + msg_perr("Command H failed (%s)!\n", usb_strerror()); + return 1; + } + return 0; +} +#endif + +/* Shutdown for firmware 5.x? + * This command swithces the "Pass" LED on. + * Present in all logs with firmware 5.1.5 + * Often preceded by a SPI operation (Command Read SPI Bulk or Receive SPI) + * Always followed by Command Set SPI Voltage 0x0000 + */ +static int dediprog_command_i(void) +{ + int ret; + + ret = usb_control_msg(dediprog_handle, 0x42, 0x07, 0x09, 0x06, NULL, 0x0, DEFAULT_TIMEOUT); if (ret != 0x0) { - msg_perr("Unexpected response to Command F!\n"); + msg_perr("Command I failed (%s)!\n", usb_strerror()); + return 1; + } + return 0; +} + +#if 0 +/* Start/stop blinking? + * Present in all logs with firmware 5.1.5 + * Always preceded by Command Receive Device String on 5.1.5 + * Always followed by Command Set SPI Voltage nonzero on 5.1.5 + * Present in eng_detect_blink.log with firmware 3.1.8 + * Preceded by Command B in eng_detect_blink.log + * Followed by Command G in eng_detect_blink.log + */ +static int dediprog_command_j(void) +{ + int ret; + + ret = usb_control_msg(dediprog_handle, 0x42, 0x07, 0x09, 0x07, NULL, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0) { + msg_perr("Command J failed (%s)!\n", usb_strerror()); return 1; } return 0; @@ -550,9 +656,11 @@ static int dediprog_do_stuff(void) /* URB 136 is just URB 9. */ /* URB 137 is just URB 11. */ - /* Command I is probably Start Bulk Read. Data is u16 blockcount, u16 blocksize. */ - /* Command J is probably Start Bulk Write. Data is u16 blockcount, u16 blocksize. */ - /* Bulk transfer sizes for Command I/J are always 512 bytes, rest is filled with 0xff. */ + /* Command Start Bulk Read. Data is u16 blockcount, u16 blocksize. */ + /* Command Start Bulk Write. Data is u16 blockcount, u16 blocksize. */ + /* Bulk transfer sizes for Command Start Bulk Read/Write are always + * 512 bytes, rest is filled with 0xff. + */ return 0; } @@ -562,6 +670,10 @@ int dediprog_shutdown(void) { msg_pspew("%s\n", __func__); + /* Shutdown on firmware 5.x */ + if (dediprog_firmwareversion == 5) + if (dediprog_command_i()) + return 1; /* URB 28. Command Set SPI Voltage to 0. */ if (dediprog_set_spi_voltage(0x0)) return 1; |
