mirror of
https://github.com/romychs/Ocean-240.2-Emulator.git
synced 2026-04-21 11:03:21 +03:00
fdc mostly fixed
This commit is contained in:
parent
42fb80813c
commit
b133807f05
51
main.go
51
main.go
@ -1,6 +1,7 @@
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package main
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import (
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_ "embed"
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"fmt"
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"image/color"
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"okemu/config"
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@ -19,6 +20,14 @@ import (
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var Version = "v1.0.0"
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var BuildTime = "2026-03-01"
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//go:embed hex/format.hex
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var serialBytes []byte
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//go:embed bin/TYPE.COM
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var ramBytes []byte
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var needReset = false
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func main() {
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fmt.Printf("Starting Ocean-240.2 emulator %s build at %s\n", Version, BuildTime)
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@ -33,8 +42,18 @@ func main() {
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// Reconfigure logging by config values
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// logger.ReconfigureLogging(conf)
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computer := okean240.New(conf)
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computer := okean240.New(conf)
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computer.SetSerialBytes(serialBytes)
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w, raster, label := mainWindow(computer, conf)
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go emulator(computer, raster, label, conf)
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(*w).ShowAndRun()
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}
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func mainWindow(computer *okean240.ComputerType, emuConfig *config.OkEmuConfig) (*fyne.Window, *canvas.Raster, *widget.Label) {
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emulatorApp := app.New()
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w := emulatorApp.NewWindow("Океан 240.2")
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w.Canvas().SetOnTypedKey(
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@ -42,6 +61,11 @@ func main() {
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computer.PutKey(key)
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})
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w.Canvas().SetOnTypedRune(
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func(key rune) {
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computer.PutRune(key)
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})
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addShortcuts(w.Canvas(), computer)
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label := widget.NewLabel(fmt.Sprintf("Screen size: %dx%d", computer.ScreenWidth(), computer.ScreenHeight()))
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@ -61,9 +85,22 @@ func main() {
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widget.NewButton("Ctrl+C", func() {
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computer.PutCtrlKey(0x03)
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}),
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widget.NewButton("Load Floppy", func() {
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computer.LoadFloppy()
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}),
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widget.NewButton("Save Floppy", func() {
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computer.SaveFloppy()
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}),
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widget.NewButton("RUN", func() {
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computer.SetRamBytes(ramBytes)
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}),
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widget.NewButton("DUMP", func() {
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computer.Dump(0x399, 15000)
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}),
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widget.NewSeparator(),
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widget.NewButton("Reset", func() {
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computer.Reset()
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needReset = true
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//computer.Reset(conf)
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}),
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widget.NewSeparator(),
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widget.NewButton("Закрыть", func() {
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@ -78,12 +115,10 @@ func main() {
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w.SetContent(vBox)
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go emulator(computer, raster, label)
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w.ShowAndRun()
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return &w, raster, label
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}
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func emulator(computer *okean240.ComputerType, raster *canvas.Raster, label *widget.Label) {
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func emulator(computer *okean240.ComputerType, raster *canvas.Raster, label *widget.Label, emuConfig *config.OkEmuConfig) {
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ticker := time.NewTicker(133 * time.Nanosecond)
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var ticks = 0
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var ticksCPU = 3
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@ -97,6 +132,10 @@ func emulator(computer *okean240.ComputerType, raster *canvas.Raster, label *wid
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nextSecond := time.Now().Add(time.Second).UnixMicro()
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curScrWidth := 256
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for range ticker.C {
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if needReset {
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computer.Reset(emuConfig)
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needReset = false
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}
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ticks++
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if ticks%5 == 0 {
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// 1.5 MHz
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@ -1,12 +1,16 @@
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package okean240
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import (
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_ "embed"
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"encoding/binary"
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"image/color"
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"okemu/config"
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fdc2 "okemu/okean240/fdc"
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"okemu/okean240/pic"
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"okemu/okean240/pit"
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"okemu/okean240/usart"
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"okemu/z80em"
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"os"
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"fyne.io/fyne/v2"
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log "github.com/sirupsen/logrus"
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@ -26,6 +30,7 @@ type ComputerType struct {
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bgColor byte
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dd70 *pit.I8253
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dd72 *usart.I8251
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dd75 *pic.I8259
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fdc *fdc2.FloppyDriveController
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kbdBuffer []byte
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vShift byte
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@ -45,7 +50,11 @@ type ComputerInterface interface {
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Do() uint64
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TimerClk()
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PutKey(key *fyne.KeyEvent)
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PutRune(key rune)
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PutCtrlKey(shortcut fyne.Shortcut)
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SaveFloppy()
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LoadFloppy()
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Dump(start uint16, length uint16)
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}
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func (c *ComputerType) M1MemRead(addr uint16) byte {
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@ -81,25 +90,39 @@ func New(cfg *config.OkEmuConfig) *ComputerType {
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c.dd70 = pit.NewI8253()
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c.dd72 = usart.NewI8251()
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c.dd75 = pic.NewI8259()
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c.fdc = fdc2.NewFDCType()
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return &c
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}
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func (c *ComputerType) Reset() {
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func (c *ComputerType) Reset(cfg *config.OkEmuConfig) {
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c.cpu.Reset()
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c.cycles = 0
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c.vShift = 0
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c.hShift = 0
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c.memory = Memory{}
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c.memory.Init(cfg.MonitorFile, cfg.CPMFile)
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c.cycles = 0
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c.dd17EnableOut = false
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c.screenWidth = 512
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c.screenHeight = 256
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c.vRAM = c.memory.allMemory[3]
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}
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func (c *ComputerType) Do() int {
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s := c.cpu.GetState()
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if s.PC == 0xe0db {
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log.Debugf("breakpoint")
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}
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//s := c.cpu.GetState()
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//if s.PC == 0xe0db {
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// log.Debugf("breakpoint")
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//}
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ticks := uint64(c.cpu.RunInstruction())
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c.cycles += ticks
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//if c.cpu.PC == 0x2C2 {
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// log.Debugf("%4X: H:%X L:%X", c.cpu.PC, c.cpu.H, c.cpu.L)
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//}
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return int(ticks)
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}
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@ -115,15 +138,17 @@ func (c *ComputerType) GetPixel(x uint16, y uint16) color.RGBA {
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if x > 255 {
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return CWhite
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}
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y += uint16(c.vShift)
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x += uint16(c.hShift)
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y += uint16(c.vShift) & 0x00ff
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x += uint16(c.hShift) & 0x00ff
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// Color 256x256 mode
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addr = ((x & 0xf8) << 6) | (y & 0xff)
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if c.vShift != 0 {
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addr -= 8
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}
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var cl byte = (c.vRAM.memory[addr&0x3fff] >> (x & 0x07)) & 1
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cl := (c.vRAM.memory[addr&0x3fff] >> (x & 0x07)) & 1
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cl |= (c.vRAM.memory[(addr+0x100)&0x3fff] >> (x & 0x07)) & 1 << 1
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if cl == 0 {
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resColor = BgColorPalette[c.bgColor]
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@ -174,10 +199,61 @@ func (c *ComputerType) TimerClk() {
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// IRQ from timer
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if c.dd70.Fired(0) {
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c.ioPorts[PIC_DD75RS] |= Rst4TmrFlag
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c.dd75.SetIRQ(RstTimerNo)
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//c.ioPorts[PIC_DD75RS] |= Rst4Mask
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}
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// clock for SIO KR580VV51
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if c.dd70.Fired(1) {
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c.dd72.Tick()
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}
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}
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func (c *ComputerType) LoadFloppy() {
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c.fdc.LoadFloppy()
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}
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func (c *ComputerType) SaveFloppy() {
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c.fdc.SaveFloppy()
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}
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func (c *ComputerType) SetSerialBytes(bytes []byte) {
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c.dd72.SetRxBytes(bytes)
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}
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func (c *ComputerType) SetRamBytes(bytes []byte) {
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addr := 0x100
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for i := 0; i < len(bytes); i++ {
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c.memory.MemWrite(uint16(addr), bytes[i])
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addr++
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}
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pages := len(bytes) / 256
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if len(bytes)%256 != 0 {
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pages++
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}
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log.Debugf("Loaded bytes: %d; blocks: %d", len(bytes), pages)
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//c.cpu.SP = 0x100
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//c.cpu.PC = 0x100
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}
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func (c *ComputerType) Dump(start uint16, length uint16) {
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file, err := os.Create("dump.dat")
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if err != nil {
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log.Error(err)
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return
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}
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defer func(file *os.File) {
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err := file.Close()
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if err != nil {
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log.Error(err)
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}
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}(file)
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var buffer []byte
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for addr := 0; addr < 65535; addr++ {
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buffer = append(buffer, c.memory.MemRead(uint16(addr)))
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}
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err = binary.Write(file, binary.LittleEndian, buffer)
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if err != nil {
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log.Error("Save memory dump failed:", err)
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}
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}
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@ -89,20 +89,23 @@ const TMR_DD70CTR = 0x63
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* Programmable Interrupt controller PIC KR580VV59
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*/
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// PIC_DD75RS RS Port
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const PIC_DD75RS = 0x80
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const RstKbdNo = 1
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const RstTimerNo = 4
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const Rst0SysFlag = 0x01 // System interrupt
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const Rst1KbdFlag = 0x02 // Keyboard interrupt
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const Rst2SerFlag = 0x04 // Serial interface interrupt
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const RstЗLptFlag = 0x08 // Printer ready
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const Rst4TmrFlag = 0x10 // System timer
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const Rst5PwrFlag = 0x20 // Power intRq
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const Rst6UsrFlag = 0x40 // User device 1 interrupt
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const Rst7UsrFlag = 0x80 // User device 1 interrupt
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const Rst0Mask = 0x01 // System interrupt
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const Rst1Mask = 0x02 // Keyboard interrupt
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const Rst2Mask = 0x04 // Serial interface interrupt
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const RstЗMask = 0x08 // Printer ready
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const Rst4Mask = 0x10
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const Rst5Mask = 0x20 // Power intRq
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const Rst6Mask = 0x40 // User device 1 interrupt
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const Rst7Mask = 0x80 // User device 1 interrupt
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// PIC_DD75RM RM Port
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const PIC_DD75RM = 0x81
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// PIC_DD75A Port A (a0=0)
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const PIC_DD75A = 0x80
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// PIC_DD75B Port B (a0=1)
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const PIC_DD75B = 0x81
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/*
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* КР580ВВ51 DD72
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@ -1,48 +1,82 @@
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package fdc
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/**
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Floppy drive controller, based on
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MB8877, К1818ВГ93
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By Romych, 2025.03.05
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* Floppy drive controller, based on
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* MB8877, К1818ВГ93
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*
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* By Romych, 2025.03.05
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*/
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import (
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"encoding/binary"
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"os"
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"slices"
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"strconv"
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log "github.com/sirupsen/logrus"
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)
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const FloppySizeK = 360
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// Floppy parameters
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const (
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FloppySizeK = 720
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SectorSize = 128
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SideCount = 2
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SectorPerTrack = 36
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const SectorSize = 128
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const SideCount = 2
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const SectorPerTrack = 36
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SizeInSectors = FloppySizeK * 1024 / SectorSize
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TracksCount = SizeInSectors / SideCount / SectorPerTrack
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SectorsPerSide = SizeInSectors / SideCount
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const SizeInSectors = FloppySizeK * 1024 / SectorSize
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const TracksCount = SizeInSectors / SideCount / SectorPerTrack
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const SectorsPerSide = SizeInSectors / SideCount
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TrackHeaderSize = 146
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TrackSectorSize = 626
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TrackFooterSize = 256 * 3
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TrackBufferSize = TrackHeaderSize + TrackSectorSize*9 + TrackFooterSize
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)
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// FDC Commands
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const (
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CmdRestore byte = 0x0
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CmdSeek byte = 0x1
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CmdStep byte = 0x2
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CmdStepIn byte = 0x5
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CmdStepOut byte = 0x7
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CmdReadSector byte = 0x8
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CmdReadSectorMulti byte = 0x9
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CmdWriteSector byte = 0xa
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CmdWriteTrack byte = 0xf
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CmdNoCommand byte = 0xff
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)
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const (
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StatusTR0 = 0x04 // TR0 - Head at track 0
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StatusRNF = 0x10 // RNF - Record not found
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StatusSeekError = 0x10 // Sector out of disk
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StatusHeadLoaded = 0x20 // Head on disk
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)
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type SectorType []byte
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type FloppyDriveController struct {
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// Floppy controller port
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sideSel byte
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sideNo byte
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ddEn byte
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init byte
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drSel byte
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drive byte
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mot1 byte
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mot0 byte
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intRq byte
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motSt byte
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sector byte
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track byte
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sectorNo byte
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trackNo byte
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drq byte
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// FloppyStorage
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sectors [SizeInSectors]SectorType
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data byte
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status byte
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lastCmd byte
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curSector *SectorType
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//curSector *SectorType
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bytePtr uint16
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trackBuffer []byte
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}
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type FloppyDriveControllerInterface interface {
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@ -55,59 +89,96 @@ type FloppyDriveControllerInterface interface {
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SetData(value byte)
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Data() byte
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Drq() byte
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SaveFloppy()
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GetSectorNo() uint16
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Track() byte
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Sector() byte
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}
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func (f *FloppyDriveController) GetSectorNo() uint16 {
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return uint16(f.sideNo)*SectorsPerSide + uint16(f.trackNo)*SectorPerTrack + uint16(f.sectorNo) - 1
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}
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func (f *FloppyDriveController) SetFloppy(val byte) {
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// WR: 5-SSEN, 4-#DDEN, 3-INIT, 2-DRSEL, 1-MOT1, 0-MOT0
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f.sideSel = val >> 5 & 0x01
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// WR: 5-SSEL, 4-#DDEN, 3-INIT, 2-DRSEL, 1-MOT1, 0-MOT0
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f.sideNo = val >> 5 & 0x01
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f.ddEn = val >> 4 & 0x01
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f.init = val >> 3 & 0x01
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f.drSel = val >> 2 & 0x01
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f.drive = val >> 2 & 0x01
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f.mot1 = val >> 1 & 0x01
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f.mot0 = val & 0x01
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}
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func (f *FloppyDriveController) GetFloppy() byte {
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// RD: 7-MOTST, 6-SSEL, 5,4-x , 3-DRSEL, 2-MOT1, 1-MOT0, 0-INT
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floppy := f.intRq | (f.mot0 << 1) | (f.mot1 << 2) | (f.drSel << 3) | (f.sideSel << 6) | (f.motSt << 7)
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floppy := f.intRq | (f.mot0 << 1) | (f.mot1 << 2) | (f.drive << 3) | (f.sideNo << 6) | (f.motSt << 7)
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return floppy
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}
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const (
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FdcCmdRestore byte = 0
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FdcCmdSeek byte = 1
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FdcCmdStep byte = 2
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FdcCmdReadSector byte = 8
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)
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func (f *FloppyDriveController) SetCmd(value byte) {
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//log.Debugf("FCD CMD: %x", value)
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f.lastCmd = value >> 4
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switch f.lastCmd {
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case FdcCmdRestore:
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log.Debug("CMD Restore (seek track 0)")
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f.status = 0x24 // TR0 & Head loaded
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f.track = 0
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case FdcCmdSeek:
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case CmdRestore:
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log.Debug("CMD Restore (seek trackNo 0)")
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f.trackNo = 0
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f.status = StatusTR0 | StatusHeadLoaded // TR0 & Head loaded
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case CmdSeek:
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log.Debugf("CMD Seek %x", value&0xf)
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f.status = 0x04 // Head loaded
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f.track = f.data
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case FdcCmdStep:
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f.status = StatusHeadLoaded
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f.trackNo = f.data
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case CmdStep:
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log.Debugf("CMD Step %x", value&0xf)
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f.status = 0x04 // Head loaded
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f.track = f.data
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case FdcCmdReadSector:
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f.status = 0x04
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sectorNo := uint16(f.sideSel)*SectorsPerSide + uint16(f.track)*SectorPerTrack + uint16(f.sector)
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log.Debugf("CMD Read single sector: %d", sectorNo)
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if sectorNo >= SizeInSectors {
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f.status = 0x10 // RNF - Record not found
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} else {
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f.curSector = &f.sectors[sectorNo]
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f.bytePtr = 0
|
||||
f.status = StatusHeadLoaded
|
||||
f.trackNo = f.data
|
||||
case CmdStepIn:
|
||||
log.Debugf("CMD StepIn (Next track) %x", value&0xf)
|
||||
f.status = StatusHeadLoaded
|
||||
if f.trackNo < TracksCount {
|
||||
f.trackNo++
|
||||
}
|
||||
case CmdStepOut:
|
||||
log.Debugf("CMD StepOut (Previous track) %x", value&0xf)
|
||||
f.status = StatusHeadLoaded
|
||||
if f.trackNo > 0 {
|
||||
f.trackNo--
|
||||
}
|
||||
case CmdReadSector:
|
||||
sectorNo := f.GetSectorNo()
|
||||
log.Debugf("CMD Read single sectorNo: %d", sectorNo)
|
||||
if sectorNo < SizeInSectors {
|
||||
f.trackBuffer = slices.Clone(f.sectors[sectorNo])
|
||||
f.drq = 1
|
||||
f.status = 0x00
|
||||
} else {
|
||||
f.drq = 0
|
||||
f.status = StatusRNF
|
||||
}
|
||||
case CmdReadSectorMulti:
|
||||
sectorNo := f.GetSectorNo()
|
||||
f.trackBuffer = []byte{}
|
||||
for c := 0; c < SectorPerTrack; c++ {
|
||||
f.trackBuffer = slices.Concat(f.trackBuffer, f.sectors[sectorNo])
|
||||
sectorNo++
|
||||
}
|
||||
f.drq = 1
|
||||
f.status = 0x0
|
||||
case CmdWriteSector:
|
||||
sectorNo := f.GetSectorNo()
|
||||
log.Debugf("CMD Write Sector %d", sectorNo)
|
||||
if sectorNo < SizeInSectors {
|
||||
f.bytePtr = 0
|
||||
f.drq = 1
|
||||
f.status = 0x0
|
||||
f.trackBuffer = []byte{}
|
||||
} else {
|
||||
f.drq = 0
|
||||
f.status = StatusRNF
|
||||
}
|
||||
case CmdWriteTrack:
|
||||
log.Debugf("CMD Write Track %x", f.trackNo)
|
||||
f.status = 0x00
|
||||
f.trackBuffer = []byte{}
|
||||
f.drq = 1
|
||||
default:
|
||||
log.Debugf("Unknown CMD: %x VAL: %x", f.lastCmd, value&0xf)
|
||||
}
|
||||
@ -117,31 +188,72 @@ func (f *FloppyDriveController) Status() byte {
|
||||
return f.status
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) SetTrack(value byte) {
|
||||
log.Debugf("FCD Track: %d", value)
|
||||
f.track = value
|
||||
func (f *FloppyDriveController) SetTrackNo(value byte) {
|
||||
//log.Debugf("FDC Track: %d", value)
|
||||
if value > TracksCount {
|
||||
f.status |= 0x10 /// RNF
|
||||
log.Error("Track not found!")
|
||||
} else {
|
||||
f.trackNo = value
|
||||
}
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) SetSector(value byte) {
|
||||
log.Debugf("FCD Sector: %d", value)
|
||||
f.sector = value
|
||||
func (f *FloppyDriveController) SetSectorNo(value byte) {
|
||||
//log.Debugf("FDC Sector: %d", value)
|
||||
if value > SectorPerTrack {
|
||||
f.status |= 0x10
|
||||
log.Error("Record not found!")
|
||||
} else {
|
||||
f.sectorNo = value
|
||||
}
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) SetData(value byte) {
|
||||
log.Debugf("FCD Data: %d", value)
|
||||
//log.Debugf("FCD Data: %d", value)
|
||||
if f.lastCmd == CmdWriteTrack {
|
||||
if len(f.trackBuffer) < TrackBufferSize {
|
||||
f.trackBuffer = append(f.trackBuffer, value)
|
||||
f.drq = 1
|
||||
f.status = 0x00
|
||||
} else {
|
||||
//f.dump()
|
||||
f.drq = 0
|
||||
f.status = 0x00
|
||||
f.lastCmd = CmdNoCommand
|
||||
}
|
||||
} else if f.lastCmd == CmdWriteSector {
|
||||
if len(f.trackBuffer) < SectorSize {
|
||||
f.trackBuffer = append(f.trackBuffer, value)
|
||||
if len(f.trackBuffer) == SectorSize {
|
||||
f.drq = 0
|
||||
} else {
|
||||
f.drq = 1
|
||||
}
|
||||
}
|
||||
if len(f.trackBuffer) == SectorSize {
|
||||
f.drq = 0
|
||||
f.sectors[f.GetSectorNo()] = slices.Clone(f.trackBuffer)
|
||||
f.lastCmd = CmdNoCommand
|
||||
}
|
||||
}
|
||||
f.data = value
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) Data() byte {
|
||||
if f.lastCmd == FdcCmdReadSector {
|
||||
if f.bytePtr < SectorSize {
|
||||
switch f.lastCmd {
|
||||
case CmdReadSector, CmdReadSectorMulti:
|
||||
if len(f.trackBuffer) > 0 {
|
||||
f.drq = 1
|
||||
f.data = (*f.curSector)[f.bytePtr]
|
||||
f.bytePtr++
|
||||
} else {
|
||||
f.data = f.trackBuffer[0]
|
||||
f.trackBuffer = f.trackBuffer[1:]
|
||||
}
|
||||
if len(f.trackBuffer) == 0 {
|
||||
f.drq = 0
|
||||
f.status = 0
|
||||
f.lastCmd = CmdNoCommand
|
||||
}
|
||||
default:
|
||||
f.data = 0xff
|
||||
}
|
||||
return f.data
|
||||
}
|
||||
@ -150,19 +262,78 @@ func (f *FloppyDriveController) Drq() byte {
|
||||
return f.drq
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) LoadFloppy() {
|
||||
log.Debug("Load Floppy content.")
|
||||
file, err := os.Open("floppy.okd")
|
||||
if err != nil {
|
||||
log.Error(err)
|
||||
return
|
||||
}
|
||||
defer func(file *os.File) {
|
||||
err := file.Close()
|
||||
if err != nil {
|
||||
log.Error(err)
|
||||
}
|
||||
}(file)
|
||||
|
||||
for sector := 0; sector < SizeInSectors; sector++ {
|
||||
var n int
|
||||
n, err = file.Read(f.sectors[sector])
|
||||
if n != SectorSize {
|
||||
log.Error("Load floppy error, sector size: %d <> %d", n, SectorSize)
|
||||
}
|
||||
// err = binary.Read(file, binary.LittleEndian, f.sectors[sector])
|
||||
if err != nil {
|
||||
log.Error("Load floppy content failed:", err)
|
||||
break
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) SaveFloppy() {
|
||||
log.Debug("Save Floppy content.")
|
||||
file, err := os.Create("floppy.okd")
|
||||
if err != nil {
|
||||
log.Error(err)
|
||||
return
|
||||
}
|
||||
defer func(file *os.File) {
|
||||
err := file.Close()
|
||||
if err != nil {
|
||||
log.Error(err)
|
||||
}
|
||||
}(file)
|
||||
|
||||
// Write the struct to the file in little-endian byte order
|
||||
for sector := 0; sector < SizeInSectors; sector++ {
|
||||
var n int
|
||||
n, err = file.Write(f.sectors[sector])
|
||||
if n != SectorSize {
|
||||
log.Errorf("Save floppy error, sector %d size: %d <> %d", sector, n, SectorSize)
|
||||
}
|
||||
if err != nil {
|
||||
log.Error("Save floppy content failed:", err)
|
||||
break
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func NewFDCType() *FloppyDriveController {
|
||||
sec := [SizeInSectors]SectorType{}
|
||||
for i := 0; i < int(SizeInSectors); i++ {
|
||||
for i := 0; i < SizeInSectors; i++ {
|
||||
sec[i] = make([]byte, SectorSize)
|
||||
for s := 0; s < 128; s++ {
|
||||
sec[i][s] = 0
|
||||
sec[i][s] = 0xE5
|
||||
}
|
||||
}
|
||||
return &FloppyDriveController{
|
||||
sideSel: 0,
|
||||
sideNo: 0,
|
||||
ddEn: 0,
|
||||
init: 0,
|
||||
drSel: 0,
|
||||
drive: 0,
|
||||
mot1: 0,
|
||||
mot0: 0,
|
||||
intRq: 0,
|
||||
@ -174,4 +345,33 @@ func NewFDCType() *FloppyDriveController {
|
||||
}
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) dump() {
|
||||
log.Debug("Dump Buffer content.")
|
||||
file, err := os.Create("track-" + strconv.Itoa(int(f.trackNo)) + ".dat")
|
||||
if err != nil {
|
||||
log.Error(err)
|
||||
return
|
||||
}
|
||||
defer func(file *os.File) {
|
||||
err := file.Close()
|
||||
if err != nil {
|
||||
log.Error(err)
|
||||
}
|
||||
}(file)
|
||||
|
||||
err = binary.Write(file, binary.LittleEndian, f.trackBuffer)
|
||||
if err != nil {
|
||||
log.Error("Save track content failed:", err)
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) Track() byte {
|
||||
return f.trackNo
|
||||
}
|
||||
|
||||
func (f *FloppyDriveController) Sector() byte {
|
||||
return f.sectorNo
|
||||
}
|
||||
|
||||
//
|
||||
|
||||
@ -12,16 +12,14 @@ import log "github.com/sirupsen/logrus"
|
||||
|
||||
func (c *ComputerType) IORead(port uint16) byte {
|
||||
switch port & 0x00ff {
|
||||
case PIC_DD75RS:
|
||||
// PIO VN59
|
||||
v := c.ioPorts[PIC_DD75RS]
|
||||
c.ioPorts[PIC_DD75RS] = 0
|
||||
return v
|
||||
case PIC_DD75A:
|
||||
// PIO xx59, get IRR register
|
||||
return c.dd75.IRR()
|
||||
case UART_DD72RR:
|
||||
// SIO VV51 CMD
|
||||
// USART VV51 CMD
|
||||
return c.dd72.Status()
|
||||
case UART_DD72RD:
|
||||
// SIO VV51 Data
|
||||
// USART VV51 Data
|
||||
return c.dd72.Receive()
|
||||
case KBD_DD78PA:
|
||||
// Keyboard data
|
||||
@ -36,6 +34,10 @@ func (c *ComputerType) IORead(port uint16) byte {
|
||||
return c.fdc.GetFloppy()
|
||||
case FDC_DATA:
|
||||
return c.fdc.Data()
|
||||
case FDC_TRACK:
|
||||
return c.fdc.Track()
|
||||
case FDC_SECT:
|
||||
return c.fdc.Sector()
|
||||
|
||||
default:
|
||||
log.Debugf("IORead from port: %x", port)
|
||||
@ -89,23 +91,22 @@ func (c *ComputerType) IOWrite(port uint16, val byte) {
|
||||
c.dd70.Load(2, val)
|
||||
|
||||
case UART_DD72RR:
|
||||
// SIO VV51 CMD
|
||||
// USART VV51 CMD
|
||||
c.dd72.Command(val)
|
||||
case UART_DD72RD:
|
||||
// SIO VV51 Data
|
||||
// USART VV51 Data
|
||||
c.dd72.Send(val)
|
||||
case FDC_CMD:
|
||||
c.fdc.SetCmd(val)
|
||||
case FDC_DATA:
|
||||
c.fdc.SetData(val)
|
||||
case FDC_TRACK:
|
||||
c.fdc.SetTrack(val)
|
||||
c.fdc.SetTrackNo(val)
|
||||
case FDC_SECT:
|
||||
c.fdc.SetSector(val)
|
||||
c.fdc.SetSectorNo(val)
|
||||
case FLOPPY:
|
||||
c.fdc.SetFloppy(val)
|
||||
default:
|
||||
//log.Debugf("OUT to Unknown port (%x), %x", bp, val)
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
@ -2,51 +2,27 @@ package okean240
|
||||
|
||||
import (
|
||||
"fyne.io/fyne/v2"
|
||||
log "github.com/sirupsen/logrus"
|
||||
)
|
||||
|
||||
func (c *ComputerType) PutKey(key *fyne.KeyEvent) {
|
||||
|
||||
if key.Name == fyne.KeyUnknown {
|
||||
log.Debugf("Unknown key scancode: %X", key.Physical.ScanCode)
|
||||
return
|
||||
}
|
||||
|
||||
log.Debugf("PutKey keyName: %s", key.Name)
|
||||
|
||||
if len(c.kbdBuffer) < KbdBufferSize {
|
||||
|
||||
var code byte
|
||||
|
||||
if (c.ioPorts[KBD_DD78PB] & 0x40) == 0 {
|
||||
// No shift
|
||||
code = RemapKey[key.Name]
|
||||
} else {
|
||||
// Shift
|
||||
code = RemapKeyShift[key.Name]
|
||||
}
|
||||
c.ioPorts[KBD_DD78PB] &= 0x1f
|
||||
|
||||
if code != 0 {
|
||||
code := RemapCmdKey[key.Name]
|
||||
if code > 0 {
|
||||
//log.Debugf("PutKey keyName: %s", key.Name)
|
||||
c.ioPorts[KBD_DD78PA] = code
|
||||
c.ioPorts[PIC_DD75RS] |= Rst1KbdFlag
|
||||
} else {
|
||||
switch key.Name {
|
||||
case "LeftAlt", "RightAlt":
|
||||
c.ioPorts[KBD_DD78PB] |= 0x80
|
||||
case "LeftControl", "RightControl":
|
||||
c.ioPorts[KBD_DD78PB] |= 0x20
|
||||
case "LeftShift", "RightShift":
|
||||
log.Debug("Shift")
|
||||
c.ioPorts[KBD_DD78PB] |= 0x40
|
||||
default:
|
||||
log.Debugf("Unhandled KeyName: %s code: %X", key.Name, key.Physical.ScanCode)
|
||||
}
|
||||
}
|
||||
c.dd75.SetIRQ(RstKbdNo)
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
func (c *ComputerType) PutRune(key rune) {
|
||||
|
||||
//log.Debugf("Put Rune: %c Lo: %x, Hi: %x", key, key&0xff, key>>8)
|
||||
|
||||
c.ioPorts[KBD_DD78PA] = byte(key & 0xff)
|
||||
c.dd75.SetIRQ(RstKbdNo)
|
||||
}
|
||||
|
||||
/*
|
||||
CTRL_C EQU 0x03 ; Warm boot
|
||||
CTRL_H EQU 0x08 ; Backspace
|
||||
@ -62,6 +38,7 @@ func (c *ComputerType) PutKey(key *fyne.KeyEvent) {
|
||||
|
||||
func (c *ComputerType) PutCtrlKey(key byte) {
|
||||
c.ioPorts[KBD_DD78PA] = key
|
||||
c.ioPorts[PIC_DD75RS] |= Rst1KbdFlag
|
||||
c.dd75.SetIRQ(RstKbdNo)
|
||||
//c.ioPorts[PIC_DD75RS] |= Rst1Mask
|
||||
c.ioPorts[KBD_DD78PB] &= 0x1f | 0x20
|
||||
}
|
||||
|
||||
@ -38,7 +38,7 @@ var ColorPalette = [8][4]color.RGBA{
|
||||
|
||||
// BgColorPalette Background color palette
|
||||
var BgColorPalette = [8]color.RGBA{
|
||||
CBlack, CBlue, CGreen, CLBlue, CRed, CCrimson, CYellow, CWhite,
|
||||
CBlack, CBlue, CGreen, CLBlue, CRed, CCrimson /*CYellow*/, CBlack, CWhite,
|
||||
}
|
||||
|
||||
//var MonoPalette = [8]color.RGBA{
|
||||
|
||||
@ -2,6 +2,37 @@ package okean240
|
||||
|
||||
import "fyne.io/fyne/v2"
|
||||
|
||||
var RemapCmdKey = map[fyne.KeyName]byte{
|
||||
fyne.KeyEscape: 0x1B,
|
||||
fyne.KeyReturn: 0x0A,
|
||||
fyne.KeyTab: 0x09,
|
||||
fyne.KeyBackspace: 0x08,
|
||||
fyne.KeyInsert: 0x00,
|
||||
fyne.KeyDelete: 0x08,
|
||||
fyne.KeyRight: 0x18,
|
||||
fyne.KeyLeft: 0x08,
|
||||
fyne.KeyDown: 0x0A,
|
||||
fyne.KeyUp: 0x19,
|
||||
fyne.KeyPageUp: 0x00,
|
||||
fyne.KeyPageDown: 0x00,
|
||||
fyne.KeyHome: 0x0C,
|
||||
fyne.KeyEnd: 0x1A,
|
||||
fyne.KeyF1: 0x00,
|
||||
fyne.KeyF2: 0x00,
|
||||
fyne.KeyF3: 0x00,
|
||||
fyne.KeyF4: 0x00,
|
||||
fyne.KeyF5: 0x00,
|
||||
fyne.KeyF6: 0x00,
|
||||
fyne.KeyF7: 0x00,
|
||||
fyne.KeyF8: 0x00,
|
||||
fyne.KeyF9: 0x00,
|
||||
fyne.KeyF10: 0x00,
|
||||
fyne.KeyF11: 0x00,
|
||||
fyne.KeyF12: 0x00,
|
||||
fyne.KeyEnter: 0x0D,
|
||||
fyne.KeyUnknown: 0x00,
|
||||
}
|
||||
|
||||
var RemapKey = map[fyne.KeyName]byte{
|
||||
fyne.KeyEscape: 0x1B,
|
||||
fyne.KeyReturn: 0x0A,
|
||||
@ -162,5 +193,4 @@ var RemapKeyShift = map[fyne.KeyName]byte{
|
||||
fyne.KeyAsterisk: 0x7E,
|
||||
fyne.KeyPlus: 0x7E,
|
||||
fyne.KeyBackTick: 0x60,
|
||||
fyne.KeyUnknown: 0x00,
|
||||
}
|
||||
|
||||
@ -1,5 +1,7 @@
|
||||
package usart
|
||||
|
||||
import log "github.com/sirupsen/logrus"
|
||||
|
||||
/**
|
||||
Universal Serial Asynchronous Receiver/Transmitter
|
||||
i8051, MSM82C51, КР580ВВ51
|
||||
@ -133,12 +135,19 @@ func (s *I8251) Send(value byte) {
|
||||
}
|
||||
|
||||
func (s *I8251) Receive() byte {
|
||||
|
||||
if s.rxe {
|
||||
if len(s.bufferRx) > 0 {
|
||||
res := s.bufferRx[0]
|
||||
s.bufferRx = s.bufferRx[1:]
|
||||
log.Debugf("ReceiveByte: %x", res)
|
||||
return res
|
||||
}
|
||||
}
|
||||
log.Debugf("ReceiveByte: empty buffer")
|
||||
return 0
|
||||
}
|
||||
|
||||
func (s *I8251) SetRxBytes(bytes []byte) {
|
||||
s.bufferRx = append(s.bufferRx, bytes...)
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user