# Boot Renode Script (boot.resc)


# Add this script's path to the global path, so
# we can include files relative to ourselves.
path add $ORIGIN

i @peripherals/ESP32_SPIController.cs
i @peripherals/ESP32_UART.cs
i @peripherals/ESP32S3_EXTMEM.cs
i @peripherals/ESP32S3_GPIO.cs
i @peripherals/ESP32S3_RTC_CNTL.cs

using sysbus

mach create "SoC"
machine LoadPlatformDescription @badge.repl

# Silence regions we don't want to implement yet
sysbus SilenceRange <0x60038000, 0x60038FFF> # USB_DEVICE
sysbus SilenceRange <0x60080000, 0x60080FFF> # USB0
sysbus SilenceRange <0x60039000, 0x60039FFF> # USB_WRAP

machine StartGdbServer 3333 true

showAnalyzer uart0
showAnalyzer uart1

# The macro `reset` gets called implicitly when running `machine Reset`
macro reset
"""
sysbus LoadELF @blackmagic.elf
sysbus LoadBinary @partition-table.bin 0x3C008000
sysbus LoadBinary @esp32s3-irom.bin 0x40000000
sysbus LoadBinary @esp32s3-drom.bin 0x3FF00000
#sysbus LoadBinary @esp32s3-efuses.bin 0x60007000
sysbus LoadELF @bootloader.elf
#copy_bootrom_data
setup_hooks sysbus.cpu
sysbus WriteDoubleWord 0x600c40a0 0x8
cpu PC 0x40000400
"""

python
"""
def memcpy(dest, src, n):
    data = self.Machine.SystemBus.ReadBytes(src, n)
    self.Machine.SystemBus.WriteBytes(data, dest)

def mc_setup_hooks(cpu):
    from Antmicro.Renode.Peripherals.CPU import RegisterValue
#   LR, SP, R0
    A0, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10 = 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99
    cpu = self.Machine[cpu]

    def format_val(v):
        try:
            return "0x{:08x}".format(long(v))
        except:
            return str(v)

    def log(*args):
        cpu.Log(LogLevel.Warning, "{0}", ", ".join(map(format_val, args)))

    def get(reg, raw=True):
        v = cpu.GetRegisterUnsafe(reg)
        if raw:
            return v.RawValue
        return v

    def lr():
        return get(A0, raw=False)

    def args():
        return list(map(get, (A2, A3, A4)))

    def set(reg, val):
        cpu.SetRegisterUnsafe(reg, RegisterValue.Create(val, 32))

    def cstr(addr):
        out = bytearray()
        b = self.Machine.SystemBus.ReadByte(addr)
        while b != 0:
            out.append(b)
            addr += 1
            b = self.Machine.SystemBus.ReadByte(addr)
        return bytes(out)

    def hook(addr_or_name):
        def wrap(fn):
            if isinstance(addr_or_name, str):
                addr = self.Machine.SystemBus.GetSymbolAddress(addr_or_name)
            else:
                addr = addr_or_name
            cpu.AddHook(addr, fn)
            return fn
        return wrap

    @hook(0x4004578f)
    def ets_run_flash_bootloader_hook(cpu, pc):
        log("ets_run_flash_bootloader", *args())
        # this function loads software bootloader
        # we have it already loaded, just jump before
        # executing user code (software bootloader)
        cpu.PC = RegisterValue.Create(0x40043ca3,32)

    @hook(0x40043ca6)
    def hook_soft_address(cpu, pc):
        log("hook_soft_address", *args())
        # write address already loaded software bootloader to register
        self.Machine.SystemBus.WriteDoubleWord(0x3fcedf14, 0x403c9908)

    @hook(0x403cf295)
    def hook_set_i2c_ctrl(cpu, pc):
        log("set i2c ctrl", *args())
        # write address of i2c sysreg control register
        self.Machine.SystemBus.WriteDoubleWord(0x403ccb14, 0x600C0018)

    @hook(0x403c99f1)
    def hook_cache_hal_init(cpu, pc):
        log("cache_hal_init", *args())
        cpu.PC = RegisterValue.Create(0x403c99f4,32)

    @hook (0x403cd59c)
    def hook_cache_hal_disable(cpu, pc):
        log("cache_hal_disable", *args())
        cpu.PC = RegisterValue.Create(0x403cd59f,32)

    @hook (0x403cd5b7)
    def hook_cache_hal_enable(cpu, pc):
        log("cache_hal_enable", *args())
        cpu.PC = RegisterValue.Create(0x403cd5ba,32)

    @hook (0x403c9f6f)
    def hook_cache_hal_disable2(cpu, pc):
        log("cache_hal_disable2", *args())
        cpu.PC = RegisterValue.Create(0x403c9f72,32)

    @hook (0x403c9f94)
    def hook_cache_hal_enable2(cpu, pc):
        log("cache_hal_enable2", *args())
        cpu.PC = RegisterValue.Create(0x403c9f97,32)

    @hook (0x403cd4c8)
    def hook_cache_hal_disable3(cpu, pc):
        log("cache_hal_disable3", *args())
        cpu.PC = RegisterValue.Create(0x403cd4cb,32)

    @hook (0x403cd4e3)
    def hook_cache_hal_enable3(cpu, pc):
        log("cache_hal_enable3", *args())
        cpu.PC = RegisterValue.Create(0x403cd4e6,32)

    @hook (0x403cd50f)
    def hook_cache_hal_disable4(cpu, pc):
        log("cache_hal_disable4", *args())
        cpu.PC = RegisterValue.Create(0x403cd512,32)

    @hook (0x403cd8f1)
    def hook_cache_hal_disable5(cpu, pc):
        log("cache_hal_disable5", *args())
        cpu.PC = RegisterValue.Create(0x403cd8f4,32)

    @hook (0x403cd978)
    def hook_cache_hal_enable4(cpu, pc):
        log("cache_hal_enable4", *args())
        cpu.PC = RegisterValue.Create(0x403cd97b,32)

    @hook(0x403c9a1c)
    def hook_cpu_rev_check(cpu, pc):
        log("cpu_rev_check", *args())
        cpu.PC = RegisterValue.Create(0x403c9a1f,32)

    @hook (0x403c9a98)
    def hook_skip_rng_init(cpu, pc):
        log("skip_rng_init", *args())
        cpu.PC = RegisterValue.Create(0x403c9a9b,32)

    @hook (0x403ce971)
    def hook_skip_part_size_check(cpu, pc):
        log("skip_part_size_check", *args())
        cpu.PC = RegisterValue.Create(0x403ce9a3,32)

    @hook (0x403ce129)
    def hook_skip_flash_check(cpu, pc):
        log("skip_flash_check", *args())
        cpu.PC = RegisterValue.Create(0x403ce1b0,32)

    @hook (0x403cd8c2)
    def hook_skip_disable_rng(cpu, pc):
        log("skip_disable_rng", *args())
        cpu.PC = RegisterValue.Create(0x403cd8c5,32)

    @hook (0x403cd917)
    def hook_skip_hal_map_region(cpu, pc):
        log("skip_hal_map_region", *args())
        cpu.PC = RegisterValue.Create(0x403cd91a,32)

    @hook (0x403cd933)
    def hook_skip_hal_map_region2(cpu, pc):
        log("skip_hal_map_region2", *args())
        cpu.PC = RegisterValue.Create(0x403cd936,32)

    @hook (0x403cd93c)
    def hook_skip_cache_setup(cpu, pc):
        log("skip_cache_setup", *args())
        cpu.PC = RegisterValue.Create(0x403cd97b,32)

    @hook (0x403cd8eb)
    def hook_image_entry_addr(cpu, pc):
        log("image_entry_addr", *args())
        set(A9, 0x42004834)

    @hook (0x4209ec01)
    def hook_skip_esp_log_write(cpu, pc):
        log("skip_esp_log_write", *args())
        cpu.PC = RegisterValue.Create(0x4209ec04,32)
        self.Machine.SystemBus.WriteDoubleWord(0x3fcaa5e8, 0x1)

    @hook (0x4202c611)
    def hook_skip_esp_log_write2(cpu, pc):
        log("skip_esp_log_write2", *args())
        cpu.PC = RegisterValue.Create(0x4202c614,32)

    @hook (0x4209ec60)
    def hook_skip_mem_check(cpu, pc):
        log("skip_mem_check", *args())
        cpu.PC = RegisterValue.Create(0x4209ec8c,32)

    @hook (0x420049ba)
    def hook_esp_systimer(cpu, pc):
        log("esp_systimer", *args())
        cpu.PC = RegisterValue.Create(0x420049bd,32)

    @hook (0x420049c3)
    def hook_esp_sysinit(cpu, pc):
        log("esp_sysinit", *args())
        cpu.PC = RegisterValue.Create(0x420049c6,32)

    @hook (0x4037dfad)
    def hook_spi_flash_chip_init(cpu, pc):
        log("spi_flash_chip_init", *args())
        cpu.PC = RegisterValue.Create(0x4037dfb0,32)

    @hook (0x42004a67)
    def hook_assert_func(cpu, pc):
        log("assert_func", *args())
        cpu.PC = RegisterValue.Create(0x42004a6a,32)

    @hook (0x42008617)
    def hook_timer_init(cpu, pc):
        log("timer_init", *args())
        set(A10, 0x0)
        cpu.PC = RegisterValue.Create(0x4200861a,32)

    @hook (0x40041a7c)
    def hook_skip_us_delay(cpu, pc):
        log("skip_us_delay", *args())
        set(A2, get(A8))
        cpu.PC = RegisterValue.Create(0x40041a7f,32)

    @hook (0x42004aed)
    def hook_delay_skip(cpu, pc):
        log("delay_skip", *args())
        cpu.PC = RegisterValue.Create(0x42004af0,32)

    @hook (0x4038a615)
    def hook_hal_timer(cpu, pc):
        log("hal_timer", *args())
        cpu.PC = RegisterValue.Create(0x42004b11,32)

    @hook (0x4209ecda)
    def hook_crosscore_init(cpu, pc):
        log("crosscore_init", *args())
        cpu.PC = RegisterValue.Create(0x4209ecdd,32)

    @hook (0x40387f69)
    def hook_port_setup_timer(cpu, pc):
        log("port_setup_timer", *args())
        cpu.PC = RegisterValue.Create(0x40387f6c,32)

    @hook (0x40386c85)
    def hook_timer_get_time(cpu, pc):
        log("timer_get_time", *args())
        cpu.PC = RegisterValue.Create(0x40386c88,32)
"""

runMacro $reset

start