diff options
| -rw-r--r-- | dediprog.c | 390 |
1 files changed, 136 insertions, 254 deletions
@@ -2,6 +2,8 @@ * This file is part of the flashrom project. * * Copyright (C) 2010 Carl-Daniel Hailfinger + * Copyright (C) 2015 Simon Glass + * Copyright (C) 2015 Stefan Tauner * * 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 @@ -38,13 +40,13 @@ #define FIRMWARE_VERSION(x,y,z) ((x << 16) | (y << 8) | z) #define DEFAULT_TIMEOUT 3000 +#define REQTYPE_OTHER_OUT (USB_ENDPOINT_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER) /* 0x43 */ +#define REQTYPE_OTHER_IN (USB_ENDPOINT_IN | USB_TYPE_VENDOR | USB_RECIP_OTHER) /* 0xC3 */ +#define REQTYPE_EP_OUT (USB_ENDPOINT_OUT | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT) /* 0x42 */ +#define REQTYPE_EP_IN (USB_ENDPOINT_IN | USB_TYPE_VENDOR | USB_RECIP_ENDPOINT) /* 0xC2 */ static usb_dev_handle *dediprog_handle; -static int dediprog_firmwareversion; static int dediprog_endpoint; -#define DEDI_SPI_CMD_PAGEWRITE 0x1 -#define DEDI_SPI_CMD_AAIWRITE 0x4 - enum dediprog_leds { LED_INVALID = -1, LED_NONE = 0, @@ -54,6 +56,80 @@ enum dediprog_leds { LED_ALL = 7, }; +/* IO bits for CMD_SET_IO_LED message */ +enum dediprog_ios { + IO1 = 1 << 0, + IO2 = 1 << 1, + IO3 = 1 << 2, + IO4 = 1 << 3, +}; + +enum dediprog_cmds { + CMD_TRANSCEIVE = 0x01, + CMD_POLL_STATUS_REG = 0x02, + CMD_SET_VPP = 0x03, + CMD_SET_TARGET = 0x04, + CMD_READ_EEPROM = 0x05, + CMD_WRITE_EEPROM = 0x06, + CMD_SET_IO_LED = 0x07, + CMD_READ_PROG_INFO = 0x08, + CMD_SET_VCC = 0x09, + CMD_SET_STANDALONE = 0x0A, + CMD_GET_BUTTON = 0x11, + CMD_GET_UID = 0x12, + CMD_SET_CS = 0x14, + CMD_IO_MODE = 0x15, + CMD_FW_UPDATE = 0x1A, + CMD_FPGA_UPDATE = 0x1B, + CMD_READ_FPGA_VERSION = 0x1C, + CMD_SET_HOLD = 0x1D, + CMD_READ = 0x20, + CMD_WRITE = 0x30, + CMD_WRITE_AT45DB = 0x31, + CMD_NAND_WRITE = 0x32, + CMD_NAND_READ = 0x33, + CMD_SET_SPI_CLK = 0x61, + CMD_CHECK_SOCKET = 0x62, + CMD_DOWNLOAD_PRJ = 0x63, + CMD_READ_PRJ_NAME = 0x64, + // New protocol/firmware only + CMD_CHECK_SDCARD = 0x65, + CMD_READ_PRJ = 0x66, +}; + +enum dediprog_target { + FLASH_TYPE_APPLICATION_FLASH_1 = 0, + FLASH_TYPE_FLASH_CARD, + FLASH_TYPE_APPLICATION_FLASH_2, + FLASH_TYPE_SOCKET, +}; + +enum dediprog_readmode { + READ_MODE_STD = 1, + READ_MODE_FAST = 2, + READ_MODE_ATMEL45 = 3, + READ_MODE_4B_ADDR_FAST = 4, + READ_MODE_4B_ADDR_FAST_0x0C = 5, /* New protocol only */ +}; + +enum dediprog_writemode { + WRITE_MODE_PAGE_PGM = 1, + WRITE_MODE_PAGE_WRITE = 2, + WRITE_MODE_1B_AAI = 3, + WRITE_MODE_2B_AAI = 4, + WRITE_MODE_128B_PAGE = 5, + WRITE_MODE_PAGE_AT26DF041 = 6, + WRITE_MODE_SILICON_BLUE_FPGA = 7, + WRITE_MODE_64B_PAGE_NUMONYX_PCM = 8, /* unit of length 512 bytes */ + WRITE_MODE_4B_ADDR_256B_PAGE_PGM = 9, + WRITE_MODE_32B_PAGE_PGM_MXIC_512K = 10, /* unit of length 512 bytes */ + WRITE_MODE_4B_ADDR_256B_PAGE_PGM_0x12 = 11, + WRITE_MODE_4B_ADDR_256B_PAGE_PGM_FLAGS = 12, +}; + + +static int dediprog_firmwareversion = FIRMWARE_VERSION(0, 0, 0); + #if 0 /* Might be useful for other pieces of code as well. */ static void print_hex(void *buf, size_t len) @@ -84,8 +160,6 @@ static struct usb_device *get_device_by_vid_pid(uint16_t vid, uint16_t pid, unsi return NULL; } -//int usb_control_msg(usb_dev_handle *dev, int requesttype, int request, int value, int index, char *bytes, int size, int timeout); - /* This function sets the GPIOs connected to the LEDs as well as IO1-IO4. */ static int dediprog_set_leds(int leds) { @@ -108,7 +182,8 @@ static int dediprog_set_leds(int leds) } target_leds ^= 7; - int ret = usb_control_msg(dediprog_handle, 0x42, 0x07, 0x09, target_leds, NULL, 0x0, DEFAULT_TIMEOUT); + int ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_SET_IO_LED, 0x09, target_leds, + NULL, 0x0, DEFAULT_TIMEOUT); if (ret != 0x0) { msg_perr("Command Set LED 0x%x failed (%s)!\n", leds, usb_strerror()); return 1; @@ -147,8 +222,8 @@ static int dediprog_set_spi_voltage(int millivolt) /* Wait some time as the original driver does. */ programmer_delay(200 * 1000); } - ret = usb_control_msg(dediprog_handle, 0x42, 0x9, voltage_selector, - 0xff, NULL, 0x0, DEFAULT_TIMEOUT); + ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_SET_VCC, voltage_selector, 0, + NULL, 0x0, DEFAULT_TIMEOUT); if (ret != 0x0) { msg_perr("Command Set SPI Voltage 0x%x failed!\n", voltage_selector); @@ -178,13 +253,6 @@ static const struct dediprog_spispeeds spispeeds[] = { { NULL, 0x0 }, }; -/* After dediprog_set_spi_speed, the original app always calls - * dediprog_set_spi_voltage(0) and then - * dediprog_check_devicestring() four times in a row. - * After that, dediprog_command_a() is called. - * This looks suspiciously like the microprocessor in the SF100 has to be - * restarted/reinitialized in case the speed changes. - */ static int dediprog_set_spi_speed(unsigned int spispeed_idx) { if (dediprog_firmwareversion < FIRMWARE_VERSION(5, 0, 0)) { @@ -192,12 +260,13 @@ static int dediprog_set_spi_speed(unsigned int spispeed_idx) return 0; } - msg_pdbg("SPI speed is %s Hz\n", spispeeds[spispeed_idx].name); + const struct dediprog_spispeeds *spispeed = &spispeeds[spispeed_idx]; + msg_pdbg("SPI speed is %sHz\n", spispeed->name); - int ret = usb_control_msg(dediprog_handle, 0x42, 0x61, spispeeds[spispeed_idx].speed, 0xff, + int ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_SET_SPI_CLK, spispeed->speed, 0xff, NULL, 0x0, DEFAULT_TIMEOUT); if (ret != 0x0) { - msg_perr("Command Set SPI Speed 0x%x failed!\n", spispeeds[spispeed_idx].speed); + msg_perr("Command Set SPI Speed 0x%x failed!\n", spispeed->speed); return 1; } return 0; @@ -233,7 +302,7 @@ static int dediprog_spi_bulk_read(struct flashctx *flash, uint8_t *buf, /* Command Read SPI Bulk. No idea which read command is used on the * SPI side. */ - ret = usb_control_msg(dediprog_handle, 0x42, 0x20, start % 0x10000, + ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_READ, start % 0x10000, start / 0x10000, (char *)count_and_chunk, sizeof(count_and_chunk), DEFAULT_TIMEOUT); if (ret != sizeof(count_and_chunk)) { @@ -342,7 +411,7 @@ static int dediprog_spi_bulk_write(struct flashctx *flash, const uint8_t *buf, u /* Command Write SPI Bulk. No idea which write command is used on the * SPI side. */ - ret = usb_control_msg(dediprog_handle, 0x42, 0x30, start % 0x10000, start / 0x10000, + ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_WRITE, start % 0x10000, start / 0x10000, (char *)count_and_cmd, sizeof(count_and_cmd), DEFAULT_TIMEOUT); if (ret != sizeof(count_and_cmd)) { msg_perr("Command Write SPI Bulk failed, %i %s!\n", ret, @@ -420,12 +489,12 @@ static int dediprog_spi_write(struct flashctx *flash, const uint8_t *buf, static int dediprog_spi_write_256(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len) { - return dediprog_spi_write(flash, buf, start, len, DEDI_SPI_CMD_PAGEWRITE); + return dediprog_spi_write(flash, buf, start, len, WRITE_MODE_PAGE_PGM); } static int dediprog_spi_write_aai(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len) { - return dediprog_spi_write(flash, buf, start, len, DEDI_SPI_CMD_AAIWRITE); + return dediprog_spi_write(flash, buf, start, len, WRITE_MODE_2B_AAI); } static int dediprog_spi_send_command(struct flashctx *flash, @@ -437,29 +506,26 @@ static int dediprog_spi_send_command(struct flashctx *flash, int ret; msg_pspew("%s, writecnt=%i, readcnt=%i\n", __func__, writecnt, readcnt); - /* Paranoid, but I don't want to be blamed if anything explodes. */ - if (writecnt > 16) { - msg_perr("Untested writecnt=%i, aborting.\n", writecnt); + if (writecnt > UINT16_MAX) { + msg_perr("Invalid writecnt=%i, aborting.\n", writecnt); return 1; } - /* 16 byte reads should work. */ - if (readcnt > 16) { - msg_perr("Untested readcnt=%i, aborting.\n", readcnt); + if (readcnt > UINT16_MAX) { + msg_perr("Invalid readcnt=%i, aborting.\n", readcnt); return 1; } - ret = usb_control_msg(dediprog_handle, 0x42, 0x1, 0xff, - readcnt ? 0x1 : 0x0, (char *)writearr, writecnt, - DEFAULT_TIMEOUT); + ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_TRANSCEIVE, 0, readcnt ? 0x1 : 0x0, + (char *)writearr, writecnt, DEFAULT_TIMEOUT); if (ret != writecnt) { msg_perr("Send SPI failed, expected %i, got %i %s!\n", writecnt, ret, usb_strerror()); return 1; } - if (!readcnt) + if (readcnt == 0) return 0; - memset(readarr, 0, readcnt); - ret = usb_control_msg(dediprog_handle, 0xc2, 0x01, 0xbb8, 0x0000, + + ret = usb_control_msg(dediprog_handle, REQTYPE_EP_IN, CMD_TRANSCEIVE, 0, 0, (char *)readarr, readcnt, DEFAULT_TIMEOUT); if (ret != readcnt) { msg_perr("Receive SPI failed, expected %i, got %i %s!\n", @@ -475,27 +541,27 @@ static int dediprog_check_devicestring(void) int fw[3]; char buf[0x11]; +#if 0 /* Command Prepare Receive Device String. */ - memset(buf, 0, sizeof(buf)); - ret = usb_control_msg(dediprog_handle, 0xc3, 0x7, 0x0, 0xef03, buf, - 0x1, DEFAULT_TIMEOUT); + ret = usb_control_msg(dediprog_handle, REQTYPE_OTHER_IN, 0x7, 0x0, 0xef03, + buf, 0x1, DEFAULT_TIMEOUT); /* The char casting is needed to stop gcc complaining about an always true comparison. */ if ((ret != 0x1) || (buf[0] != (char)0xff)) { msg_perr("Unexpected response to Command Prepare Receive Device" " String!\n"); return 1; } +#endif /* Command Receive Device String. */ - memset(buf, 0, sizeof(buf)); - ret = usb_control_msg(dediprog_handle, 0xc2, 0x8, 0xff, 0xff, buf, - 0x10, DEFAULT_TIMEOUT); + ret = usb_control_msg(dediprog_handle, REQTYPE_EP_IN, CMD_READ_PROG_INFO, 0, 0, + buf, 0x10, DEFAULT_TIMEOUT); if (ret != 0x10) { msg_perr("Incomplete/failed Command Receive Device String!\n"); return 1; } buf[0x10] = '\0'; msg_pdbg("Found a %s\n", buf); - if (memcmp(buf, "SF100", 0x5)) { + if (memcmp(buf, "SF100", 0x5) != 0) { msg_perr("Device not a SF100!\n"); return 1; } @@ -513,24 +579,20 @@ static int dediprog_check_devicestring(void) return 0; } -/* Command A seems to be some sort of device init. It is either followed by - * dediprog_check_devicestring (often) or Command A (often) or - * Command F (once). - */ -static int dediprog_command_a(void) +static int dediprog_device_init(void) { int ret; char buf[0x1]; memset(buf, 0, sizeof(buf)); - ret = usb_control_msg(dediprog_handle, 0xc3, 0xb, 0x0, 0x0, buf, - 0x1, DEFAULT_TIMEOUT); + ret = usb_control_msg(dediprog_handle, REQTYPE_OTHER_IN, 0x0B, 0x0, 0x0, + buf, 0x1, DEFAULT_TIMEOUT); if (ret < 0) { msg_perr("Command A failed (%s)!\n", usb_strerror()); return 1; } if ((ret != 0x1) || (buf[0] != 0x6f)) { - msg_perr("Unexpected response to Command A!\n"); + msg_perr("Unexpected response to init!\n"); return 1; } return 0; @@ -546,9 +608,8 @@ 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); + ret = usb_control_msg(dediprog_handle, REQTYPE_OTHER_IN, 0x7, 0x0, 0xef00, + buf, 0x3, DEFAULT_TIMEOUT); if (ret < 0) { msg_perr("Command B failed (%s)!\n", usb_strerror()); return 1; @@ -563,120 +624,29 @@ static int dediprog_command_b(void) } #endif -/* Command Chip Select 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. - * Bit #1 of the value changes the chip select: 0 is target 1, 1 is target 2 and parameter target can be 1 or 2 - * respectively. We don't know how to encode "3, Socket" and "0, reference card" yet. On SF100 the vendor - * software "DpCmd 6.0.4.06" selects target 2 when requesting 3 (which is unavailable on that hardware). - */ -static int dediprog_chip_select(int target) +static int set_target_flash(enum dediprog_target target) { - int ret; - uint16_t value = ((target - 1) & 1) << 1; - msg_pdbg("Selecting target chip %i\n", target); - ret = usb_control_msg(dediprog_handle, 0x42, 0x4, value, 0x0, NULL, - 0x0, DEFAULT_TIMEOUT); - if (ret != 0x0) { - msg_perr("Command Chip Select failed (%s)!\n", usb_strerror()); + int ret = usb_control_msg(dediprog_handle, REQTYPE_EP_OUT, CMD_SET_TARGET, target, 0, + NULL, 0, DEFAULT_TIMEOUT); + if (ret != 0) { + msg_perr("set_target_flash failed (%s)!\n", usb_strerror()); return 1; } return 0; } #if 0 -/* 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) +/* Returns true if the button is currently pressed. */ +static bool dediprog_get_button(void) { - int ret; - char buf[0x1]; - - 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()); + char buf[1]; + int ret = usb_control_msg(dediprog_handle, REQTYPE_EP_IN, CMD_GET_BUTTON, 0, 0, + buf, 0x1, DEFAULT_TIMEOUT); + if (ret != 0) { + msg_perr("Could not get button state (%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; -} - -/* Shutdown for firmware 5.x? - * 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("Command I failed (%s)!\n", usb_strerror()); - return 1; - } - return 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; + return buf[0] != 1; } #endif @@ -728,28 +698,6 @@ static int parse_voltage(char *voltage) return millivolt; } -static int dediprog_setup(long target) -{ - /* URB 6. Command A. */ - if (dediprog_command_a()) { - return 1; - } - /* URB 7. Command A. */ - if (dediprog_command_a()) { - return 1; - } - /* URB 8. Command Prepare Receive Device String. */ - /* URB 9. Command Receive Device String. */ - if (dediprog_check_devicestring()) { - return 1; - } - /* URB 10. Command Chip Select */ - if (dediprog_chip_select(target)) { - return 1; - } - return 0; -} - static const struct spi_master spi_master_dediprog = { .type = SPI_CONTROLLER_DEDIPROG, .max_data_read = MAX_DATA_UNSPECIFIED, @@ -765,12 +713,7 @@ static int dediprog_shutdown(void *data) { msg_pspew("%s\n", __func__); -#if 0 - /* Shutdown on firmware 5.x */ - if (dediprog_firmwareversion == 5) - if (dediprog_command_i()) - return 1; -#endif + dediprog_firmwareversion = FIRMWARE_VERSION(0, 0, 0); /* URB 28. Command Set SPI Voltage to 0. */ if (dediprog_set_spi_voltage(0x0)) @@ -815,6 +758,7 @@ int dediprog_init(void) } free(spispeed); } + voltage = extract_programmer_param("voltage"); if (voltage) { millivolt = parse_voltage(voltage); @@ -910,90 +854,28 @@ int dediprog_init(void) return 1; /* Perform basic setup. */ - if (dediprog_setup(target)) { + if (dediprog_device_init()) + return 1; + if (dediprog_check_devicestring()) return 1; - } /* Set all possible LEDs as soon as possible to indicate activity. * Because knowing the firmware version is required to set the LEDs correctly we need to this after * dediprog_setup() has queried the device and set dediprog_firmwareversion. */ dediprog_set_leds(LED_ALL); - /* After setting voltage and speed, perform setup again. */ - if (dediprog_set_spi_voltage(0) || dediprog_set_spi_speed(spispeed_idx) || dediprog_setup(target)) { - dediprog_set_leds(LED_ERROR); - return 1; - } - - /* URB 11. Command Set SPI Voltage. */ - if (dediprog_set_spi_voltage(millivolt)) { + /* Select target/socket, frequency and VCC. */ + if (set_target_flash(FLASH_TYPE_APPLICATION_FLASH_1) || + dediprog_set_spi_speed(spispeed_idx) || + dediprog_set_spi_voltage(millivolt)) { dediprog_set_leds(LED_ERROR); return 1; } register_spi_master(&spi_master_dediprog); - /* RE leftover, leave in until the driver is complete. */ -#if 0 - /* Execute RDID by hand if you want to test it. */ - dediprog_do_stuff(); -#endif - dediprog_set_leds(LED_NONE); return 0; } -#if 0 -/* Leftovers from reverse engineering. Keep for documentation purposes until - * completely understood. - */ -static int dediprog_do_stuff(void) -{ - char buf[0x4]; - /* SPI command processing starts here. */ - - /* URB 12. Command Send SPI. */ - /* URB 13. Command Receive SPI. */ - memset(buf, 0, sizeof(buf)); - /* JEDEC RDID */ - msg_pdbg("Sending RDID\n"); - buf[0] = JEDEC_RDID; - if (dediprog_spi_send_command(JEDEC_RDID_OUTSIZE, JEDEC_RDID_INSIZE, - (unsigned char *)buf, (unsigned char *)buf)) - return 1; - msg_pdbg("Receiving response: "); - print_hex(buf, JEDEC_RDID_INSIZE); - /* URB 14-27 are more SPI commands. */ - /* URB 28. Command Set SPI Voltage. */ - if (dediprog_set_spi_voltage(0x0)) - return 1; - /* URB 29-38. Command F, unsuccessful wait. */ - if (dediprog_command_f(544)) - return 1; - /* URB 39. Command Set SPI Voltage. */ - if (dediprog_set_spi_voltage(0x10)) - return 1; - /* URB 40. Command Set SPI Speed. */ - if (dediprog_set_spi_speed(0x2)) - return 1; - /* URB 41 is just URB 28. */ - /* URB 42,44,46,48,51,53 is just URB 8. */ - /* URB 43,45,47,49,52,54 is just URB 9. */ - /* URB 50 is just URB 6/7. */ - /* URB 55-131 is just URB 29-38. (wait unsuccessfully for 4695 (maybe 4751) ms)*/ - /* URB 132,134 is just URB 6/7. */ - /* URB 133 is just URB 29-38. */ - /* URB 135 is just URB 8. */ - /* URB 136 is just URB 9. */ - /* URB 137 is just URB 11. */ - - /* 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; -} -#endif |
