Dediprog SF100 support. Very fragile, lots of stuff guessed from logs. May explode spontaneously.
I think I know enough to actually use it to ID the chip, but that's it. A USB log with which includes writing an image from the original software (pretty much any image) would help clear up a few ambiguities.
Signed-off-by: Carl-Daniel Hailfinger c-d.hailfinger.devel.2006@gmx.net
Index: flashrom-dediprog/flash.h =================================================================== --- flashrom-dediprog/flash.h (Revision 862) +++ flashrom-dediprog/flash.h (Arbeitskopie) @@ -67,6 +67,9 @@ #if BUSPIRATE_SPI_SUPPORT == 1 PROGRAMMER_BUSPIRATESPI, #endif +#if DEDIPROG_SUPPORT == 1 + PROGRAMMER_DEDIPROG, +#endif PROGRAMMER_INVALID /* This must always be the last entry. */ };
@@ -470,6 +473,10 @@ int buspirate_spi_send_command(unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr); int buspirate_spi_read(struct flashchip *flash, uint8_t *buf, int start, int len);
+/* dediprog.c */ +int dediprog_init(void); +int dediprog_shutdown(void); + /* flashrom.c */ extern enum chipbustype buses_supported; struct decode_sizes { Index: flashrom-dediprog/Makefile =================================================================== --- flashrom-dediprog/Makefile (Revision 862) +++ flashrom-dediprog/Makefile (Arbeitskopie) @@ -96,6 +96,9 @@ # Always enable Bus Pirate SPI for now. CONFIG_BUSPIRATESPI ?= yes
+# Always enable Dediprog SF100 for now. +CONFIG_DEDIPROG ?= yes + # Disable wiki printing by default. It is only useful if you have wiki access. CONFIG_PRINT_WIKI ?= no
@@ -160,6 +163,12 @@ PROGRAMMER_OBJS += buspirate_spi.o endif
+ifeq ($(CONFIG_DEDIPROG), yes) +FEATURE_CFLAGS += -D'DEDIPROG_SUPPORT=1' +FEATURE_LIBS += -lusb +PROGRAMMER_OBJS += dediprog.o +endif + # Ugly, but there's no elif/elseif. ifeq ($(CONFIG_SERPROG), yes) LIB_OBJS += serial.o Index: flashrom-dediprog/flashrom.c =================================================================== --- flashrom-dediprog/flashrom.c (Revision 862) +++ flashrom-dediprog/flashrom.c (Arbeitskopie) @@ -44,7 +44,7 @@ * if more than one of them is selected. If only one is selected, it is clear * that the user wants that one to become the default. */ -#if NIC3COM_SUPPORT+GFXNVIDIA_SUPPORT+DRKAISER_SUPPORT+SATASII_SUPPORT+FT2232_SPI_SUPPORT+SERPROG_SUPPORT+BUSPIRATE_SPI_SUPPORT > 1 +#if NIC3COM_SUPPORT+GFXNVIDIA_SUPPORT+DRKAISER_SUPPORT+SATASII_SUPPORT+FT2232_SPI_SUPPORT+SERPROG_SUPPORT+BUSPIRATE_SPI_SUPPORT+DEDIPROG_SUPPORT > 1 #error Please enable either CONFIG_DUMMY or CONFIG_INTERNAL or disable support for all external programmers except one. #endif enum programmer programmer = @@ -69,6 +69,9 @@ #if BUSPIRATE_SPI_SUPPORT == 1 PROGRAMMER_BUSPIRATESPI #endif +#if DEDIPROG_SUPPORT == 1 + PROGRAMMER_DEDIPROG +#endif ; #endif
@@ -283,6 +286,25 @@ }, #endif
+#if DEDIPROG_SUPPORT == 1 + { + .name = "dediprog", + .init = dediprog_init, + .shutdown = dediprog_shutdown, + .map_flash_region = fallback_map, + .unmap_flash_region = fallback_unmap, + .chip_readb = noop_chip_readb, + .chip_readw = fallback_chip_readw, + .chip_readl = fallback_chip_readl, + .chip_readn = fallback_chip_readn, + .chip_writeb = noop_chip_writeb, + .chip_writew = fallback_chip_writew, + .chip_writel = fallback_chip_writel, + .chip_writen = fallback_chip_writen, + .delay = internal_delay, + }, +#endif + {}, /* This entry corresponds to PROGRAMMER_INVALID. */ };
Index: flashrom-dediprog/dediprog.c =================================================================== --- flashrom-dediprog/dediprog.c (Revision 0) +++ flashrom-dediprog/dediprog.c (Revision 0) @@ -0,0 +1,200 @@ +/* + * This file is part of the flashrom project. + * + * Copyright (C) 2010 Carl-Daniel Hailfinger + * + * 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; version 2 of the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <string.h> +#include <stdlib.h> +#include <ctype.h> +#include <sys/types.h> +#include <usb.h> +#include "flash.h" + +#define DEFAULT_TIMEOUT 3000 +usb_dev_handle *dediprog_handle; + +void print_hex(void *buf, size_t len) +{ + size_t i; + + for (i = 0; i < len; i++) + msg_pdbg(" %02x", ((uint8_t *)buf)[i]); +} + +struct usb_device *get_device_by_vid_pid(uint16_t vid, uint16_t pid) +{ + struct usb_bus *bus; + struct usb_device *dev; + + for (bus = usb_get_busses(); bus; bus = bus->next) + for (dev = bus->devices; dev; dev = dev->next) + if ((dev->descriptor.idVendor == vid) && + (dev->descriptor.idProduct == pid)) + return dev; + + return NULL; +} + +int dediprog_init(void) +{ + struct usb_device *dev; + int ret; + char buf[0x10]; + + msg_pspew("%s\n", __func__); + + /* For now, just to make sure nothing is sent. */ + buses_supported = CHIP_BUSTYPE_NONE; + + /* Here comes the USB stuff. */ + usb_init(); + usb_find_busses(); + usb_find_devices(); + dev = get_device_by_vid_pid(0x0483, 0xdada); + if (!dev) { + msg_perr("Could not find a Dediprog SF100 on USB!\n"); + return 1; + } + msg_pdbg("Found USB device (%04x:%04x).\n", + dev->descriptor.idVendor, + dev->descriptor.idProduct); + dediprog_handle = usb_open(dev); +//int usb_control_msg(usb_dev_handle *dev, int requesttype, int request, int value, int index, char *bytes, int size, int timeout); + /* URB 6. Command A. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc3, 0xb, 0x0, 0x0, buf, 0x1, DEFAULT_TIMEOUT); + if ((ret != 0x1) || (buf[0] != 0x6f)) { + msg_perr("Unexpected response 0!\n"); + return 1; + } + /* URB 7. Command A. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc3, 0xb, 0x0, 0x0, buf, 0x1, DEFAULT_TIMEOUT); + if ((ret != 0x1) || (buf[0] != 0x6f)) { + msg_perr("Unexpected response 1!\n"); + return 1; + } + /* URB 8. Command B. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc3, 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 2!\n"); + return 1; + } + /* URB 9. Command Receive Device String. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc2, 0x8, 0xff, 0xff, buf, 0x10, DEFAULT_TIMEOUT); + if ((ret != 0x10) || !memcmp(buf, "SF100 V:2.1.1 ", 0x10)) { + msg_perr("Unexpected response 3!\n"); + return 1; + } + /* URB 10. No idea. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0x42, 0x4, 0x0, 0x0, buf, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0) { + msg_perr("Unexpected response 4!\n"); + return 1; + } + /* URB 11. No idea. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0x42, 0x9, 0x10, 0xff, buf, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0) { + msg_perr("Unexpected response 5!\n"); + return 1; + } + /* URB 12. Command Send SPI. */ + memset(buf, 0, sizeof(buf)); + /* JEDEC RDID */ + msg_pdbg("Sending RDID\n"); + buf[0] = 0x9f; + ret = usb_control_msg(dediprog_handle, 0x42, 0x1, 0xff, 0x1, buf, 0x1, DEFAULT_TIMEOUT); + if (ret != 0x1) { + msg_perr("Unexpected response 6!\n"); + return 1; + } + /* URB 13. Command Receive SPI. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc2, 0x01, 0xbb8, 0x0000, buf, 0x4, DEFAULT_TIMEOUT); + if (ret != 0x4) { + msg_perr("Unexpected response 7!\n"); + return 1; + } + msg_pdbg("Receiving response: "); + print_hex(buf, 0x10); +#if 0 + /* URB 14+15,16+17 are just RDID again. URB 18-27 are more SPI commands. */ + /* URB 28. No idea. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0x42, 0x09, 0x0, 0xff, buf, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0)) { + msg_perr("Unexpected response 8!\n"); + return 1; + } + /* URB 29-38. No idea. Wait unsuccessfully for 544 (maybe 600) ms to read one byte. + * Could also be a wait for 10 requests. + */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0xc2, 0x11, 0xff, 0xff, buf, 0x1, 544); + if (ret != 0x0) { + msg_perr("Unexpected response 9!\n"); + return 1; + } + /* URB 39 is just URB 11. */ + /* URB 40. No idea. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, 0x42, 0x61, 0x2, 0xff, buf, 0x0, DEFAULT_TIMEOUT); + if (ret != 0x0) { + msg_perr("Unexpected response 10!\n"); + 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 I is probably Start Bulk Read. Data is u16 blockcount, u16 blocksize. */ + + /* URB is just URB . */ + /* URB . No idea. */ + memset(buf, 0, sizeof(buf)); + ret = usb_control_msg(dediprog_handle, , buf, , DEFAULT_TIMEOUT); + if ((ret != 0x1) || (buf[0] != )) { + msg_perr("Unexpected response 11!\n"); + return 1; + } +#endif + + return 0; +} + +int dediprog_shutdown(void) +{ + msg_pspew("%s\n", __func__); + + if (usb_close(dediprog_handle)) { + msg_perr("Couldn't close USB device!\n"); + return 1; + } + return 0; +}