# flash_all.ps1 -- Flash all binaries to ESP32-P4

# Usage: .\flash_all.ps1

# Uses $env:IDF_PATH and $env:IDF_PYTHON_ENV_PATH if set; auto-detects otherwise.

# Port defaults to COM30; override with $env:ESP_PORT.

$ErrorActionPreference = "Continue"

$ROOT = $PSScriptRoot

. (Join-Path $ROOT 'tools\Resolve-IdfEnv.ps1')

Initialize-IdfEnv

$BINS = Join-Path $ROOT 'firmware'

$PORT = if ($env:ESP_PORT) { $env:ESP_PORT } else { "COM30" }

# Kill any python processes holding the port

Stop-Process -Name python -Force -ErrorAction SilentlyContinue

Start-Sleep -Seconds 2

# -- Partition table layout (must match partitions_ota.csv) -----

# Name Offset Bin file

$flash_map = @(

@{ Offset = "0x2000"; File = "bootloader.bin"; Desc = "Bootloader" },

@{ Offset = "0x8000"; File = "partition-table.bin"; Desc = "Partition Table" },

@{ Offset = "0xD000"; File = "ota_data_initial.bin"; Desc = "OTA Data (boot factory)" },

@{ Offset = "0x10000"; File = "launcher.bin"; Desc = "Launcher (factory)" },

@{ Offset = "0x0D0000"; File = "nes_app.bin"; Desc = "NES (ota_0)" },

@{ Offset = "0x160000"; File = "gb_app.bin"; Desc = "GB/GBC (ota_1)" },

@{ Offset = "0x200000"; File = "sms_app.bin"; Desc = "SMS/GG/COL (ota_2)" },

@{ Offset = "0x350000"; File = "spectrum_app.bin"; Desc = "ZX Spectrum (ota_3)" },

@{ Offset = "0x410000"; File = "stella_app.bin"; Desc = "Stella (ota_4)" },

@{ Offset = "0x550000"; File = "prosystem_app.bin"; Desc = "ProSystem (ota_5)" },

@{ Offset = "0x5F0000"; File = "handy_app.bin"; Desc = "Handy (ota_6)" },

@{ Offset = "0x690000"; File = "pce_app.bin"; Desc = "PC Engine (ota_7)" },

@{ Offset = "0x740000"; File = "atari800_app.bin"; Desc = "Atari 800 (ota_8)" },

@{ Offset = "0x8C0000"; File = "snes_app.bin"; Desc = "SNES (ota_10)" },

@{ Offset = "0x9B0000"; File = "genesis_app.bin"; Desc = "Genesis (ota_11)" },

@{ Offset = "0xB00000"; File = "neogeo_app.bin"; Desc = "Neo Geo (ota_12)" }

)

# Build the esptool command arguments

$args_list = @(

"--chip", "esp32p4",

"-p", $PORT,

"-b", "460800",

"--before", "default_reset",

"--after", "hard_reset",

"write_flash",

"--flash_mode", "dio",

"--flash_size", "16MB",

"--flash_freq", "80m"

)

$missing = @()

foreach ($entry in $flash_map) {

$path = "$BINS\$($entry.File)"

if (Test-Path $path) {

$size_kb = [math]::Round((Get-Item $path).Length / 1024)

Write-Host " $($entry.Desc): $($entry.File) (${size_kb}KB) @ $($entry.Offset)" -ForegroundColor Cyan

$args_list += $entry.Offset

$args_list += $path

} else {

Write-Host " $($entry.Desc): MISSING $($entry.File) - skipping" -ForegroundColor Yellow

$missing += $entry.Desc

}

}

if ($missing.Count -gt 0) {

Write-Host "`nWARNING: Skipping $($missing.Count) missing binaries: $($missing -join ', ')" -ForegroundColor Yellow

}

Write-Host "`n=== Flashing to $PORT ===" -ForegroundColor Green

python -m esptool $args_list

if ($LASTEXITCODE -eq 0) {

Write-Host "=== Flash complete! ===" -ForegroundColor Green

} else {

Write-Host "=== Flash FAILED ===" -ForegroundColor Red

exit 1

}