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tvdos kernel to support unicode print, and hangul kernel module to demo the unicode support

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This commit is contained in:
minjaesong
2021-12-24 11:30:55 +09:00
parent 229cc78eb6
commit c802c46f90
8 changed files with 75 additions and 20 deletions
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2
tsvm_core/src/net/torvald/tsvm/peripheral/GlassTty.kt
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@@ -31,6 +31,8 @@ abstract class GlassTty(val TEXT_ROWS: Int, val TEXT_COLS: Int) {
abstract var ttyBack: Int
abstract var ttyRawMode: Boolean
abstract var halfrowMode: Boolean
abstract fun putChar(x: Int, y: Int, text: Byte, foreColour: Byte = ttyFore.toByte(), backColour: Byte = ttyBack.toByte())
fun writeOut(char: Byte) {

8
tsvm_core/src/net/torvald/tsvm/peripheral/GraphicsAdapter.kt
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@@ -115,6 +115,8 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
private val memTextOffset = 2L + 2560 + 2560
private val TEXT_AREA_SIZE = TEXT_COLS * TEXT_ROWS
override var halfrowMode = true//false
override var rawCursorPos: Int
get() = textArea.getShort(memTextCursorPosOffset).toInt()
set(value) { textArea.setShort(memTextCursorPosOffset, value.toShort()) }
@@ -127,7 +129,7 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
if (newx >= TEXT_COLS) {
newx = 0
newy += 1
newy += 1 + halfrowMode.toInt()
}
else if (newx < 0) {
newx = 0
@@ -196,6 +198,7 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
250897L -> framebufferScrollX.ushr(8).toByte()
250898L -> framebufferScrollY.toByte()
250899L -> framebufferScrollY.ushr(8).toByte()
251796L -> halfrowMode.toInt().toByte()
in 252030 until 252030+1920 -> mappedFontRom[adi- 252030]
in 250880 until 250880+1024 -> unusedArea[addr - 250880]
in 253950 until 261632 -> textArea[addr - 253950]
@@ -224,6 +227,7 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
250897L -> framebufferScrollX = framebufferScrollX.and(0xFFFF00FF.toInt()).or(bi shl 8)
250898L -> framebufferScrollY = framebufferScrollY.and(0xFFFFFF00.toInt()).or(bi)
250899L -> framebufferScrollY = framebufferScrollY.and(0xFFFF00FF.toInt()).or(bi shl 8)
251796L -> halfrowMode = (bi and 1) == 1
in 252030 until 252030+1920 -> mappedFontRom[adi- 252030] = byte
in 250880 until 250880+1024 -> unusedArea[addr - 250880] = byte
in 253950 until 261632 -> textArea[addr - 253950] = byte
@@ -590,7 +594,7 @@ open class GraphicsAdapter(private val assetsRoot: String, val vm: VM, val confi
override fun crlf() {
val (_, y) = getCursorPos()
val newy = y + 1
val newy = y + 1 + halfrowMode.toInt()
setCursorPos(0, if (newy >= TEXT_ROWS) TEXT_ROWS - 1 else newy)
if (newy >= TEXT_ROWS) scrollUp(1)
}

2
tsvm_core/src/net/torvald/tsvm/peripheral/TTY.kt
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@@ -31,6 +31,8 @@ class TTY(assetsRoot: String, val vm: VM) : GlassTty(TEXT_ROWS, TEXT_COLS), Peri
override var blinkCursor = true
override var ttyRawMode = false
override var halfrowMode = false
override fun getCursorPos() = rawCursorPos % TEXT_COLS to rawCursorPos / TEXT_COLS
/**
* Think of it as a real paper tty;