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#1 |
Junior Member
![]() Posts: 4
Karma: 10
Join Date: Jul 2023
Device: sony prs t1
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![]() ![]() ![]() ![]() ![]() Later, I wanted to find a similar ttl method to save bricks, such as kindle, but I found that one of the key commands is bootm + an address, but I don't know if prs t1 can use this method to enter recovery, so it should be able to save bricks. ![]() |
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#2 |
Junior Member
![]() Posts: 4
Karma: 10
Join Date: Jul 2023
Device: sony prs t1
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This is what appears after I connect to putty.
MMC read: dev # 2, block # 12288, count 5120 partition # 0 ... imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz ▒ U-Boot 2009.08 (Nov 14 2011 - 11:16:48) CPU: Freescale i.MX50 family 1.1V at 800 MHz mx50 pll1: 800MHz mx50 pll2: 400MHz mx50 pll3: 216MHz ipg clock : 66666666Hz ipg per clock : 66666666Hz uart clock : 24000000Hz ahb clock : 133333333Hz axi_a clock : 400000000Hz axi_b clock : 200000000Hz weim_clock : 100000000Hz ddr clock : 160000000Hz esdhc1 clock : 80000000Hz esdhc2 clock : 80000000Hz esdhc3 clock : 80000000Hz esdhc4 clock : 80000000Hz Board: MX50 ARM2 board Boot Reason: [POR] Boot Device: MMC I2C: ready DRAM: 256 MB MMC: FSL_ESDHC: 0, FSL_ESDHC: 1, FSL_ESDHC: 2 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz temperature 29 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz In: serial Out: serial Err: serial Net: got MAC address from IIM: 00:00:00:00:00:00 FEC0 Hit any key to stop autoboot: 0 MMC read: dev # 2, block # 12288, count 5120 partition # 0 ... imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x1 imx_esdhc.c bus_width 0x4 imx_esdhc.c bus_width 0x4 MMC set clock 50MHz autoscr - DEPRECATED - use "source" command instead base - print or set address offset bdinfo - print Board Info structure boot - boot default, i.e., run 'bootcmd' bootd - boot default, i.e., run 'bootcmd' bootm - boot application image from memory bootp - boot image via network using BOOTP/TFTP protocol cls - clear screen cmp - memory compare coninfo - print console devices and information cp - memory copy crc32 - checksum calculation dhcp - boot image via network using DHCP/TFTP protocol echo - echo args to console erase - erase FLASH memory ext2load- load binary file from a Ext2 filesystem ext2ls - list files in a directory (default /) fatinfo - print information about filesystem fatload - load binary file from a dos filesystem fatls - list files in a directory (default /) flinfo - print FLASH memory information go - start application at address 'addr' help - print online help i2c - I2C sub-system iminfo - print header information for application image imxtract- extract a part of a multi-image itest - return true/false on integer compare loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line loady - load binary file over serial line (ymodem mode) loop - infinite loop on address range md - memory display mii - MII utility commands mm - memory modify (auto-incrementing address) mmc - MMC sub system mmcinfo - mmcinfo <dev num>-- display MMC info mtest - simple RAM read/write test mw - memory write (fill) nfs - boot image via network using NFS protocol nm - memory modify (constant address) ping - send ICMP ECHO_REQUEST to network host printenv- print environment variables protect - enable or disable FLASH write protection rarpboot- boot image via network using RARP/TFTP protocol reset - Perform RESET of the CPU run - run commands in an environment variable saveenv - save environment variables to persistent storage setenv - set environment variables sf - SPI flash sub-system sleep - delay execution for some time source - run script from memory sspi - SPI utility commands tftpboot- boot image via network using TFTP protocol version - print monitor version Below is a picture of me using the use to ttl module - ch340g. ![]() |
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#3 |
the rook, bossing Never.
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() Posts: 11,755
Karma: 87663463
Join Date: Jun 2017
Location: Ireland
Device: All 4 Kinds: epub eink, Kindle, android eink, NxtPaper11
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The PRS-T1 is buggy. I got a refund. Later I got a PRS-T2 which is a far better model, though of course the WiFi and Webbrowser is pointless because no valid certs/
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Tags |
boot loop, bricked, prs t1, ttl |
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