flashrom v1.6.0-devel (git:v1.5.0-44-g4d4688cc) on Linux 6.1.0-32-amd64 (x86_64) flashrom was built with GCC 12.2.0, little endian Command line (9 args): flashrom -V -c W25Q256JV_Q --progress -p ch341a_spi -E -o W25Q256JV_Q_sh341-flashrom_erase.log Initializing ch341a_spi programmer Device revision is 3.0.4 The following protocols are supported: SPI. Probing for Winbond W25Q256JV_Q, 32768 kB: compare_id: id1 0xef, id2 0x4019 Added layout entry 00000000 - 01ffffff named complete flash Found Winbond flash chip "W25Q256JV_Q" (32768 kB, SPI) on ch341a_spi. Chip status register is 0x00. Chip status register: Status Register Write Disable (SRWD, SRP, ...) is not set Chip status register: Bit 6 is not set Chip status register: Block Protect 3 (BP3) is not set Chip status register: Block Protect 2 (BP2) is not set Chip status register: Block Protect 1 (BP1) is not set Chip status register: Block Protect 0 (BP0) is not set Chip status register: Write Enable Latch (WEL) is not set Chip status register: Write In Progress (WIP/BUSY) is not set This chip may contain one-time programmable memory. flashrom cannot read and may never be able to write it, hence it may not be able to completely clone the contents of this chip (see man page for details). === This flash part has status UNTESTED for operations: PROBE READ ERASE WRITE WP 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. You can also try to follow the instructions here: https://www.flashrom.org/contrib_howtos/how_to_mark_chip_tested.html Thanks for your help! write_wp_bits: wp_verify reg:1 value:0x0 write_wp_bits: wp_verify reg:2 value:0x2 write_wp_bits: wp_verify reg:1 value:0x0 write_wp_bits: wp_verify reg:2 value:0x2 erase_write: region (00000000..0x1ffffff) is writable, erasing range (00000000..0x1ffffff). 000000..0x1ffffff verify_range: Verifying region (00000000..0x1ffffff) read_flash: region (00000000..0x1ffffff) is readable, reading range (00000000..0x1ffffff). [READ: 1%]...                                                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[READ: 98%]...                                                [READ: 99%]...                                                [READ: 100%]...                                                [READ: 100%][ERASE: 100%]...E(0:1ffffff)Erase/write done from 0 to 1ffffff write_wp_bits: wp_verify reg:1 value:0x0 write_wp_bits: wp_verify reg:2 value:0x2 write_wp_bits: wp_verify reg:1 value:0x0 write_wp_bits: wp_verify reg:2 value:0x2