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implementation of mmio 1024..2047

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minjaesong
2021-04-20 14:49:58 +09:00
parent 95c33f7d5e
commit d85b1a99dc
3 changed files with 40 additions and 3 deletions
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5
src/net/torvald/tsvm/peripheral/CharacterLCDdisplay.kt
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@@ -41,6 +41,7 @@ class CharacterLCDdisplay(vm: VM) : GraphicsAdapter(vm, AdapterConfig(
val batPerc = "89"
val batVolt = "5.1"
val batText = " $batPerc% ${batVolt}V"
val msg = (1024L until 1048L).map { vm.getIO().mmio_read(it)!!.toInt().and(255) }
vm.poke(-69,2)
val time_t = currentTimeInMills()
val min = (time_t / 60000) % 60
@@ -58,6 +59,10 @@ class CharacterLCDdisplay(vm: VM) : GraphicsAdapter(vm, AdapterConfig(
val ccode = clock[x].toInt()
batch.draw(lcdFont.get(ccode % 16, ccode / 16), xoff+74 + x * lcdFont.tileW, y)
}
for (x in msg.indices) {
val ccode = msg[x]
batch.draw(lcdFont.get(ccode % 16, ccode / 16), xoff+74 + (x + 6) * lcdFont.tileW, y)
}
for (x in batText.indices) {
val ccode = batText[x].toInt()
batch.draw(lcdFont.get(ccode % 16, ccode / 16), xoff+74 + (config.textCols - batText.length + x) * lcdFont.tileW, y)

9
src/net/torvald/tsvm/peripheral/IOSpace.kt
View File

@@ -37,6 +37,8 @@ class IOSpace(val vm: VM) : PeriBase, InputProcessor {
)
/*private*/ val blockTransferPorts = Array(4) { BlockTransferPort(vm, it) }
private val peripheralFast = UnsafeHelper.allocate(1024)
private val keyEventBuffers = ByteArray(8)
init {
@@ -45,6 +47,8 @@ class IOSpace(val vm: VM) : PeriBase, InputProcessor {
//blockTransferPorts[0].attachDevice(TestDiskDrive(vm, 0, File("assets/disk0")))
// for testers: use EmulInstance
peripheralFast.fillWith(0)
}
private fun composeBlockTransferStatus(portno: Int): Int {
@@ -99,6 +103,8 @@ class IOSpace(val vm: VM) : PeriBase, InputProcessor {
88L -> vm.romMapping.toByte()
in 1024..2047 -> peripheralFast[addr - 1024]
4076L -> blockTransferPorts[0].statusCode.toByte()
4077L -> blockTransferPorts[1].statusCode.toByte()
4078L -> blockTransferPorts[2].statusCode.toByte()
@@ -157,6 +163,8 @@ class IOSpace(val vm: VM) : PeriBase, InputProcessor {
88L -> vm.romMapping = bi
in 1024..2047 -> peripheralFast[addr - 1024] = byte
4076L -> blockTransferPorts[0].statusCode = bi
4077L -> blockTransferPorts[1].statusCode = bi
4078L -> blockTransferPorts[2].statusCode = bi
@@ -203,6 +211,7 @@ class IOSpace(val vm: VM) : PeriBase, InputProcessor {
override fun dispose() {
blockTransferRx.forEach { it.destroy() }
blockTransferTx.forEach { it.destroy() }
peripheralFast.destroy()
}
private var mouseX: Short = 0