Since its use unknown chip that flashrom not support
m@m-All-Series ~/flashrom $ sudo i2cdetect 2 WARNING! This program can confuse your I2C bus, cause data loss and worse! I will probe file /dev/i2c-2. I will probe address range 0x03-0x77. Continue? [Y/n] 0 1 2 3 4 5 6 7 8 9 a b c d e f 00: -- -- -- -- -- -- -- -- -- -- -- -- -- 10: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 20: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 30: -- -- -- -- -- -- -- 37 -- -- 3a -- -- -- -- -- 40: -- -- -- -- -- -- -- -- -- 49 -- -- -- -- -- -- 50: 50 -- -- -- -- -- -- -- -- 59 -- -- -- -- -- -- 60: -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- 70: -- -- -- -- -- -- -- -- m@m-All-Series ~/flashrom $ sudo ./flashrom -p mstarddc_spi:dev=/dev/i2c-2:49 -c -r backup.bin flashrom v1.0 on Linux 4.10.0-42-generic (x86_64) flashrom is free software, get the source code at https://flashrom.org
Error: Extra parameter found. Please run "flashrom --help" for usage info. m@m-All-Series ~/flashrom $ sudo modprobe i2c-dev m@m-All-Series ~/flashrom $ sudo i2cdetect -2 Error: Unsupported option "-2"! Usage: i2cdetect [-y] [-a] [-q|-r] I2CBUS [FIRST LAST] i2cdetect -F I2CBUS i2cdetect -l I2CBUS is an integer or an I2C bus name If provided, FIRST and LAST limit the probing range. m@m-All-Series ~/flashrom $ sudo i2cdump -r 0-127 2 0x50 No size specified (using byte-data access) WARNING! This program can confuse your I2C bus, cause data loss and worse! I will probe file /dev/i2c-2, address 0x50, mode byte Probe range limited to 0x00-0x7f. Continue? [Y/n] 0 1 2 3 4 5 6 7 8 9 a b c d e f 0123456789abcdef 00: 00 ff ff ff ff ff ff 00 09 d1 5d 7f 45 54 00 00 ........??]?ET.. 10: 21 1b 01 03 80 36 1e 78 2e 4c 00 a7 55 52 a0 28 !????6?x.L.?UR?( 20: 13 50 54 a5 6b 80 d1 c0 81 c0 81 00 81 80 a9 c0 ?PT?k??????.???? 30: b3 00 81 bc 61 7c 02 3a 80 18 71 38 2d 40 58 2c ?.??a|?:??q8-@X, 40: 45 00 20 2f 21 00 00 1e 00 00 00 ff 00 54 38 48 E. /!..?.....T8H 50: 30 36 33 31 32 53 4c 30 0a 20 00 00 00 fd 00 32 06312SL0? ...?.2 60: 90 1e a0 21 00 0a 20 20 20 20 20 20 00 00 00 fc ???!.? ...? 70: 00 5a 4f 57 49 45 20 58 4c 20 4c 43 44 0a 01 0d .ZOWIE XL LCD??? m@m-All-Series ~/flashrom $ sudo ./flashrom -p mstarddc_spi:dev=/dev/i2c-1:49 flashrom v1.0 on Linux 4.10.0-42-generic (x86_64) flashrom is free software, get the source code at https://flashrom.org
Using clock_gettime for delay loops (clk_id: 1, resolution: 1ns). Info: Will try to use device /dev/i2c-1 and address 0x49. Info: Will reset the device at the end. Error enabling ISP mode: errno 5 & 5. Please check that device (/dev/i2c-1) and address (0x49) are correct. Error: Programmer initialization failed. m@m-All-Series ~/flashrom $ sudo ./flashrom -p mstarddc_spi:dev=/dev/i2c-2:49 flashrom v1.0 on Linux 4.10.0-42-generic (x86_64) flashrom is free software, get the source code at https://flashrom.org
Using clock_gettime for delay loops (clk_id: 1, resolution: 1ns). Info: Will try to use device /dev/i2c-2 and address 0x49. Info: Will reset the device at the end. Found Macronix flash chip "unknown Macronix SPI chip" (0 kB, SPI) on mstarddc_spi. === This flash part has status NOT WORKING for operations: PROBE READ ERASE WRITE The test status of this chip may have been updated in the latest development version of flashrom. If you are running the latest development version, please email a report to flashrom@flashrom.org if any of the above operations work correctly for you with this flash chip. Please include the flashrom log file for all operations you tested (see the man page for details), and mention which mainboard or programmer you tested in the subject line. Thanks for your help! No operations were specified. m@m-All-Series ~/flashrom $
hope i can give info if needed. Its nice if i get support.