updated kernel and working on oc tty impl

This commit is contained in:
2026-08-23 21:51:19 -04:00
parent d4f74e950c
commit d70328c224
99 changed files with 1092 additions and 386 deletions
+122 -41
View File
@@ -1,41 +1,122 @@
local lua = {
coroutine = true,
debug = true,
_HOST = true,
_VERSION = true,
assert = true,
collectgarbage = true,
error = true,
gcinfo = true,
getfenv = true,
getmetatable = true,
ipairs = true,
__inext = true,
load = true,
math = true,
next = true,
pairs = true,
pcall = true,
rawequal = true,
rawget = true,
rawlen = true,
rawset = true,
select = true,
setfenv = true,
setmetatable = true,
string = true,
table = true,
tonumber = true,
tostring = true,
type = true,
xpcall = true,
_G=true
}
local apis={}
for i,v in pairs(_G) do
if not lua[i] or lua[i]==nil then
apis[i]=v
_G[i]=nil
end
end
local cp,c=component,computer;local b_addr=c.getBootAddress();local b_fs=cp.proxy(b_addr)
local gpu=cp.list("gpu")() and cp.proxy(cp.list("gpu")())
local e_rom=cp.list("eeprom")() and cp.proxy(cp.list("eeprom")())
local screens={}
for addr in cp.list("screen") do
local w,h=gpu and gpu.maxResolution() or 20,10
gpu.setResolution(w,h)
gpu.fill(1,1,w,h," ")
cp.proxy(addr).turnOn()
screens[#screens+1] = {cx=1,cy=1,w=w,h=h,addr=addr}
end
local function scroll(scr) gpu.copy(1,2,scr.w,scr.h-1,0,-1);gpu.fill(1,scr.h,scr.w,1," ") end
local function write(t)
if not gpu then return end
for s=1, #screens do
local scr=screens[s]
gpu.bind(scr.addr)
for i=1,#t do
local char=t:sub(i,i)
if char=="\n" then scr.cx=1;scr.cy=scr.cy+1
elseif char=="\t" then scr.cx=scr.cx+(4-((scr.cx-1)%4))
elseif char=="\b" then if scr.cx>1 then scr.cx=scr.cx-1;gpu.set(scr.cx,scr.cy," ") end
else gpu.set(scr.cx,scr.cy,char);scr.cx=scr.cx+1 end
if scr.cx>scr.w then scr.cx=1;scr.cy=scr.cy+1 end
if scr.cy>scr.h then error("executed")scroll(scr);scr.cy=scr.cy-1 end
end
end
end
local function throw(err)
if gpu then
gpu.setBackground(0x0000AA);
gpu.setForeground(0xFFFFFF);
for i=1, #screens do
gpu.fill(1,1,screens[i].w,screens[i].h," ");
screens[i].cx,screens[i].cy=1,1;
end
write("CRITICAL KERNEL ERROR:\n"..tostring(err))
end
while true do c.pullSignal() end
end
local ok,err=xpcall(function()
local apis={os={},fs={},peripheral={},term={}}
local _l={coroutine=1,debug=1,_VERSION=1,assert=1,collectgarbage=1,error=1,getmetatable=1,ipairs=1,load=1,math=1,next=1,pairs=1,pcall=1,rawequal=1,rawget=1,rawlen=1,rawset=1,select=1,setmetatable=1,string=1,table=1,tonumber=1,tostring=1,type=1,xpcall=1,_G=1}
for k,v in pairs(_G) do if not _l[k] then apis[k]=v;_G[k]=nil end end
apis.os.clock=c.uptime;apis.os.epoch=function()return math.floor(c.uptime()*1000) end
apis.os.queueEvent=c.pushSignal
function sleep(t) local s=c.uptime()+t;while c.uptime()<s do c.pullSignal(s-c.uptime()) end end
local function getFile(path)
local h,err=b_fs.open(path,"r")
if not h then throw("Cannot open: "..path) end
local buf,chk="",""
repeat chk=b_fs.read(h,math.huge);buf=buf..(chk or "") until not chk
b_fs.close(h)
return buf
end
local Kernel=load(getFile("/boot/kernel.lua"),"@Kernel")
local initFs=load(getFile("/boot/oc/initdisks"),"@Init_disks")
local fs=load(getFile("/boot/initfs"),"@InitFs")
if not Kernel then throw("Kernel load failed.") end
if initFs then initFs=initFs(apis, b_fs, b_addr) end
if fs then fs=fs() end
local n_addr=cp.list("filesystem")()
local eQ={}
local function qEv(e,...) table.insert(eQ,{e,...}) end
apis.peripheral.getNames=function() local res={};for k in cp.list() do table.insert(res,k) end return res end
apis.peripheral.isPresent=function(a) return cp.type(a)~=nil end
apis.peripheral.getType=cp.type
apis.peripheral.getMethods=cp.methods
apis.peripheral.call=cp.invoke
local efi={
getEpochMs=function() return math.floor(c.uptime()*1000) end,
getUptime=function() return c.uptime()*1000 end,
date=function() return tostring(apis.os.date()) end,
getMachineEvent=function() return #eQ>0 and table.unpack(table.remove(eQ,1)) or nil end,
getEEPROM=function() return e_rom and e_rom.get() or "" end,
setEEPROM=function(_,t) if e_rom then e_rom.set(t) end end,
getNvram=function() return e_rom and e_rom.getData() or "" end,
setNvram=function(_,t) if e_rom then e_rom.setData(t) end end,
beep=function(freq, timeMs) c.beep(freq, timeMs / 1000) end,
initfs=fs,
disks=initFs,
architecture="oc",
firmware=apis,
reboot=false,
yield=function() coroutine.yield() end,
screenCtl={
print=function(_,t) write(tostring(t).."\n") end,
printInline=function(_,t) write(tostring(t)) end,
clear=function() if gpu then gpu.fill(1,1,w,h," ");cx,cy=1,1 end end,
resetCursor=function() cx,cy=1,1 end,
setBackgroundColor=function(_,cl) if gpu then gpu.setBackground(cl) end end,
setTextColor=function(_,cl) if gpu then gpu.setForeground(cl) end end,
enable=function() end,
disable=function() end
}
}
local kCo=coroutine.create(function()
local s,e=xpcall(Kernel,debug.traceback,efi)
if not s and not efi.reboot then throw(e) end
if efi.reboot then c.shutdown(true) else c.shutdown() end
end)
efi.screenCtl:print("Loaded in "..tostring(c.uptime()).."s")
while true do
local st,e=coroutine.resume(kCo)
c.pushSignal("NoSleep")
local ex=false
while not ex do
local ev={c.pullSignal(0)}
if ev[1]=="key_down" then qEv("keyPressed",1,ev[3]);qEv("keyTyped",1,string.char(ev[3]))
elseif ev[1]=="key_up" then qEv("keyReleased",1,ev[3])
elseif ev[1]=="component_added" then qEv("componentAdded",ev[3])
elseif ev[1]=="component_removed" then qEv("componentRemoved",ev[3])
elseif ev[1]=="modem_message" then qEv("modem_message",table.unpack(ev,2))
elseif ev[1]=="NoSleep" then ex=true end
end
if st=="error" or coroutine.status(kCo)=="dead" then
if efi.reboot then c.shutdown(true) end
throw("Kernel fault: "..tostring(e))
end
end
end,debug.traceback)
if not ok then throw("Boot fault: "..err) end