60 lines
1.5 KiB
Lua
60 lines
1.5 KiB
Lua
local boot = {}
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function boot.boot()
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local gpu = modules.component.api.proxy(modules.component.api.list("gpu", true)())
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local w, h = gpu.getResolution()
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local function bsod(...)
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local arg = {...}
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pcall(function()
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native.log("> LuPI BSOD")
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for n, v in pairs(arg) do
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native.log(tostring(v))
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end
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end)
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pcall(function()
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gpu.setBackground(0x0000FF)
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gpu.setForeground(0xFFFFFF)
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gpu.fill(1, 1, w, h, " ")
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gpu.set(2, 2, "CRITICAL ERROR OCCURED")
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gpu.set(2, 3, "Lua BIOS has failed:")
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for n, v in pairs(arg) do
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gpu.set(2, 4 + n, tostring(v))
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end
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gpu.set(2, h-1, "SYSTEM WILL STOP")
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gpu.setForeground(0xFFFFFF)
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gpu.setBackground(0x000000)
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native.sleep(4000000)
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os.exit(1)
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end)
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end
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gpu.fill(1, 1, w, h, " ")
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gpu.set(1, h - 2, "LuPI L2 INIT")
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local code = modules.component.api.invoke(modules.component.api.list("eeprom", true)(), "get")
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if not code then
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bsod("No bootcode")
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end
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local f, reason = load(code, "=USERBIOS", nil, modules.sandbox)
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if not f then
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bsod(reason)
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else
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local crash = false
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xpcall(f, function(e)
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local trace = {}
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for s in string.gmatch(debug.traceback(e, 2), "[^\r\n]+") do
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trace[#trace + 1] = s
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end
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bsod("System crashed", "Stack traceback:", table.unpack(trace))
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crash = true
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end)
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if not crash then
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bsod("System quit")
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end
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end
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end
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return boot
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