mirror of
https://git.shadowkat.net/izaya/OC-PsychOS2.git
synced 2024-11-26 13:00:14 -05:00
68 lines
1.6 KiB
Lua
68 lines
1.6 KiB
Lua
local gpus,screens,ttyn,pids = {}, {}, 0, {}
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local function scan()
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local w,di = pcall(computer.getDeviceInfo)
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if w then
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for a,t in pairs(component.list()) do
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if t == "gpu" then
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gpus[a] = gpus[a] or {false, tonumber(di[a].capacity)}
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elseif t == "screen" then
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screens[a] = screens[a] or {false, tonumber(di[a].capacity)}
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end
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end
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else
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dprint("no getDevInfo")
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for a,t in pairs(component.list()) do
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if t == "gpu" then
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gpus[a] = gpus[a] or {false, 8000}
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elseif t == "screen" then
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screens[a] = screens[a] or {false, 8000}
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end
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end
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end
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end
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local function nextScreen(n)
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local rt = {}
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for k,v in pairs(screens) do
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if not v[1] then
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rt[v[2]] = rt[v[2]] or k
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end
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end
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return rt[n] or rt[8000] or rt[2000] or rt[600]
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end
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local function spawnShell(fin,fout)
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io.input(fin)
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io.output(fout)
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print(_OSVERSION.." - "..tostring(math.floor(computer.totalMemory()/1024)).."K RAM")
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return os.spawnfile("/boot/exec/shell.lua")
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end
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local function allocate()
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for k,v in pairs(gpus) do
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dprint(k)
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local sA = nextScreen(v[2])
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if v[1] == false and sA then
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local r,w = vtemu(k,sA)
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devfs.register("tty"..tostring(ttyn), function() return r,w,function() end end)
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gpus[k][1] = true
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screens[sA][1] = true
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pids["tty"..tostring(ttyn)] = {-1}
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ttyn = ttyn + 1
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end
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end
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end
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scan()
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allocate()
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dprint("screens ready")
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while true do
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coroutine.yield()
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for k,v in pairs(pids) do
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if not os.taskInfo(v[1]) then
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dprint("Spawning new shell for "..k)
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pids[k][1] = spawnShell(v[2] or "/dev/"..k, v[3] or "/dev/"..k)
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pids[k][2], pids[k][3] = pids[k][2] or io.input(), pids[k][3] or io.output()
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end
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end
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end
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