Entry main: 0x40043A2C Resides in: 0x40040000 to 0x4005FFFF - 128KB - Internal ROM 1 Address space begins at: 0x3FF00000 ? list available machines: /home/kali/.emulate-debug/qemu-xtensa/bin/qemu-system-xtensa -machine help /home/kali/.emulate-debug/qemu-riscv/bin/qemu-system-riscv32 -machine help emulate esp32s3: /home/kali/.emulate-debug/qemu-xtensa/bin/qemu-system-xtensa -machine esp32s3 emulate riscv: /home/kali/.emulate-debug/qemu-riscv/bin/qemu-system-riscv32 -machine esp32c3 espressif gdb /home/kali/.emulate-debug/binutils-gdb/gdb/gdb --help /home/kali/.emulate-debug/binutils-gdb/gdb/gdb -l 300 # set timeount to 300 seconds exploit_dev folder: /home/kali/sync/esp32s3-boot-rom-elf-uni.rep/exploit_dev/ .emulation-debug folder: /home/kali/.emulate-debug/ esptool.py --chip esp32s3 elf2image --use_segments esp32s3_rev0_rom.elf --output bin_file_name.bin --flash_size 8MB --pad-to-size 8MB ROM Elfs: ./esp-rom-elfs-20230320 https://github.com/espressif/esp-rom-elfs/releases/tag/20230320 Full version in ROM ELF's filenames (major * 100 + minor). E.g: esp32_rev300_rom.elf is for version 3.0 esp32c3_rev3_rom.elf is for version 0.3 Fix esp32c2 revision to 1.0 todo: x reinstall esp-idf fucking again to test the reinstall script - run dump on freenove fuckin again (twice) with latest for testing and final binutils - run dump fuckin twice on another esp32s3 for compare - save the shit and back the shit up - add and push git projects - document lmfao - study the fuck out of cuork's c3 exploit - get on that fuckin binary exploit lmfao == scratch == # running on byobu: export ESPBAUD=115200; ./espdump.sh devkit; ./espdump.sh devkit; export ESPPORT=/dev/ttyACM1; ./espdump.sh freenove; ./espdump.sh freenove; #dump_section "internal-ROM0" "instruction-bus" 0x4000_0000 0x4003_FFFF $chip #dump_section "internal-ROM1" "data-bus" 0x3FF0_0000 0x3FF1_FFFF $chip #dump_section "internal-ROM1" "instruction-bus" 0x4004_0000 0x4005_FFFF $chip # internal ROM0, instruction bus, 0x4000_0000 to 0x4003_FFFF, 0x3FFFF length (256KB) #echo "\n\ninterenal ROM0, instruction bus, 0x4000_0000 to 0x4003_FFFF, 0x3FFFF length (256KB)\n\n" #esptool.py --baud $ESPBAUD --port $ESPPORT --chip esp32s3 dump_mem 0x4000_0000 0x3FFFF "$out_dir/live-freenove-boot-ROM0-instruction-bus-0x4000_0000-0x4003_FFFF-0x3FFFF-full-address-esp32s3-$datestamp.bin" # internal ROM1, data bus, 0x3FF0_0000 to 0x3FF1_FFFF, 0x1FFFF length (128KB) #echo "\n\ninternal ROM1, data bus, 0x3FF0_0000 to 0x3FF1_FFFF, 0x1FFFF length (128KB)\n\n" #esptool.py --baud $ESPBAUD --port $ESPPORT --chip esp32s3 dump_mem 0x3FF00000 0x1FFFF "$out_dir/live-freenove-boot-ROM1-data-bus-0x3FF0_0000-0x3FF1_FFFF-0x1FFFF-full-address-esp32s3-$datestamp.bin" # internal ROM1, instruction bus, 0x4004_0000 to 0x4005_FFFF, 0x1FFFF length (128KB) #echo "\n\ninternal ROM1, instruction bus, 0x4004_0000 to 0x4005_FFFF, 0x1FFFF length (128KB)\n\n" #esptool.py --baud $ESPBAUD --port $ESPPORT --chip esp32s3 dump_mem 0x3FF0_0000 0x1FFFF "$out_dir/live-freenove-boot-ROM1-instruction-bus-0x4004_0000-0x4005_FFF-0x1FFFF-full-address-esp32s3-$datestamp.bin" # seems to be Internal SRAM2, data-bus segment_0 data-bus 0x3fcd7000 0x3fcd75b3 0.static_dram_start data-bus 0x3fcd7e00 0x3fcd7e03 # Internal ROM1, data-bus 0.rodata data-bus 0x3ff18c00 0x3ff1eb3b # Inernal ROM0, instruction-bus 0.WindowVectors.text instruction-bus 0x40000000 0x4000016f 0.Level2InterruptVector.text instruction-bus 0x40000180 0x40000185 0.Level3InterruptVector.text instruction-bus 0x400001c0 0x400001c5 0.Level4InterruptVector.text instruction-bus 0x40000200 0x40000205 0.Level5InterruptVector.text instruction-bus 0x40000240 0x40000245 0.DebugExceptionVector.text instruction-bus 0x40000280 0x4000028a 0.NMIExceptionVector.text instruction-bus 0x400002c0 0x400002c2 0.KernelExceptionVector.text instruction-bus 0x40000300 0x40000305 0.UserExceptionVector.text instruction-bus 0x40000340 0x40000364 0.DoubleExceptionVector.text instruction-bus 0x400003c0 0x400003c5 0.ResetVector.text instruction-bus 0x40000400 0x4000056b 0.fixed.test instruction-bus 0x4000056c 0x40006433 0.bt_text instruction-bus 0x40006434 0x40034af1 0.text instruction-bus 0x40034af4 0x400577a7 # External EXTERNAL 0x40058000 0x40058427