72 lines
1.4 KiB
Lua
72 lines
1.4 KiB
Lua
local component = require("component")
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local computer = require("computer")
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print("Flashing velxboot...")
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component.eeprom.set([[
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--#include "velxboot/init.lua"
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]])
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component.eeprom.setData(computer.getBootAddress()..";boot.velx")
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print("Creating boot.velx...")
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local f = io.open("/init.lua")
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local prog = f:read("*a")
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f:close()
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local function struct(tbl)
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local pat = tbl.endian or "="
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local args = {}
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for i=1, #tbl do
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local a, b = pairs(tbl[i])
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local k, v = a(b)
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args[i] = k
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pat = pat .. v
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end
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return setmetatable({}, {__call=function(_, arg)
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--checkArg(1, arg, "string", "table")
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if (type(arg) == "string") then
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local sval = {string.unpack(pat, arg)}
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local rtn = {}
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for i=1, #args do
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rtn[args[i]] = sval[i]
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end
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return rtn, sval[#sval]
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elseif (type(arg) == "table") then
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local sval = {}
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for i=1, #args do
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sval[i] = arg[args[i]]
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end
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return string.pack(pat, unpack(sval))
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end
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end, __len=function()
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return string.packsize(pat)
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end})
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end
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local velx_spec = struct {
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endian = "<",
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{magic="c5"},
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{fver="B"},
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{compression="B"},
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{lver="B"},
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{os="B"},
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{arctype="c4"},
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{psize="I3"},
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{lsize="I3"},
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{ssize="I3"},
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{rsize="I4"}
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}
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f = io.open("/boot.velx", "wb")
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f:write(velx_spec({
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magic="\27VelX",
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fver=1,
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compression=0,
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lver=0x53,
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os=127,
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arctype="",
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psize=#prog
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lsize=0,
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ssize=0,
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rsize=0,
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}))
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f:write(prog)
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f:close() |