Timer 8253 basic implementation

This commit is contained in:
Роман Бойков 2026-03-03 18:53:25 +03:00
parent 610423f85a
commit 62d732e45b
12 changed files with 677 additions and 38 deletions

View File

@ -7,8 +7,8 @@ import (
"gopkg.in/yaml.v3" "gopkg.in/yaml.v3"
) )
const defaultMonitorFile = "okean240/MON_r6.BIN" const defaultMonitorFile = "rom/MON_v5.bin"
const defaultCPMFile = "okean240/CPM_r7.BIN" const defaultCPMFile = "rom/CPM_v5.bin"
type OkEmuConfig struct { type OkEmuConfig struct {
LogFile string `yaml:"logFile"` LogFile string `yaml:"logFile"`

38
go.mod
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@ -1,4 +1,4 @@
module z80em module okemu
go 1.25 go 1.25
@ -7,4 +7,38 @@ require (
gopkg.in/yaml.v3 v3.0.1 gopkg.in/yaml.v3 v3.0.1
) )
require golang.org/x/sys v0.13.0 // indirect require (
fyne.io/fyne/v2 v2.7.3 // indirect
fyne.io/systray v1.12.0 // indirect
github.com/BurntSushi/toml v1.5.0 // indirect
github.com/davecgh/go-spew v1.1.1 // indirect
github.com/fredbi/uri v1.1.1 // indirect
github.com/fsnotify/fsnotify v1.9.0 // indirect
github.com/fyne-io/gl-js v0.2.0 // indirect
github.com/fyne-io/glfw-js v0.3.0 // indirect
github.com/fyne-io/image v0.1.1 // indirect
github.com/fyne-io/mobile v0.1.2 // indirect
github.com/fyne-io/oksvg v0.2.0 // indirect
github.com/go-gl/gl v0.0.0-20231021071112-07e5d0ea2e71 // indirect
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20240506104042-037f3cc74f2a // indirect
github.com/go-text/render v0.2.0 // indirect
github.com/go-text/typesetting v0.3.3 // indirect
github.com/godbus/dbus/v5 v5.1.0 // indirect
github.com/goki/freetype v0.0.0-20181231101311-fa8a33aabaff // indirect
github.com/hack-pad/go-indexeddb v0.3.2 // indirect
github.com/hack-pad/safejs v0.1.0 // indirect
github.com/jeandeaual/go-locale v0.0.0-20250612000132-0ef82f21eade // indirect
github.com/jsummers/gobmp v0.0.0-20230614200233-a9de23ed2e25 // indirect
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 // indirect
github.com/nicksnyder/go-i18n/v2 v2.5.1 // indirect
github.com/pmezard/go-difflib v1.0.0 // indirect
github.com/rymdport/portal v0.4.2 // indirect
github.com/srwiley/oksvg v0.0.0-20221011165216-be6e8873101c // indirect
github.com/srwiley/rasterx v0.0.0-20220730225603-2ab79fcdd4ef // indirect
github.com/stretchr/testify v1.11.1 // indirect
github.com/yuin/goldmark v1.7.8 // indirect
golang.org/x/image v0.24.0 // indirect
golang.org/x/net v0.35.0 // indirect
golang.org/x/sys v0.30.0 // indirect
golang.org/x/text v0.22.0 // indirect
)

124
go.sum
View File

@ -1,14 +1,138 @@
fyne.io/fyne v1.4.3 h1:356CnXCiYrrfaLGsB7qLK3c6ktzyh8WR05v/2RBu51I=
fyne.io/fyne v1.4.3/go.mod h1:8kiPBNSDmuplxs9WnKCkaWYqbcXFy0DeAzwa6PBO9Z8=
fyne.io/fyne/v2 v2.7.3 h1:xBT/iYbdnNHONWO38fZMBrVBiJG8rV/Jypmy4tVfRWE=
fyne.io/fyne/v2 v2.7.3/go.mod h1:gu+dlIcZWSzKZmnrY8Fbnj2Hirabv2ek+AKsfQ2bBlw=
fyne.io/systray v1.12.0 h1:CA1Kk0e2zwFlxtc02L3QFSiIbxJ/P0n582YrZHT7aTM=
fyne.io/systray v1.12.0/go.mod h1:RVwqP9nYMo7h5zViCBHri2FgjXF7H2cub7MAq4NSoLs=
github.com/BurntSushi/toml v1.5.0 h1:W5quZX/G/csjUnuI8SUYlsHs9M38FC7znL0lIO+DvMg=
github.com/BurntSushi/toml v1.5.0/go.mod h1:ukJfTF/6rtPPRCnwkur4qwRxa8vTRFBF0uk2lLoLwho=
github.com/Kodeworks/golang-image-ico v0.0.0-20141118225523-73f0f4cfade9/go.mod h1:7uhhqiBaR4CpN0k9rMjOtjpcfGd6DG2m04zQxKnWQ0I=
github.com/akavel/rsrc v0.8.0/go.mod h1:uLoCtb9J+EyAqh+26kdrTgmzRBFPGOolLWKpdxkKq+c=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c= github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/fredbi/uri v1.1.1 h1:xZHJC08GZNIUhbP5ImTHnt5Ya0T8FI2VAwI/37kh2Ko=
github.com/fredbi/uri v1.1.1/go.mod h1:4+DZQ5zBjEwQCDmXW5JdIjz0PUA+yJbvtBv+u+adr5o=
github.com/fsnotify/fsnotify v1.4.9 h1:hsms1Qyu0jgnwNXIxa+/V/PDsU6CfLf6CNO8H7IWoS4=
github.com/fsnotify/fsnotify v1.4.9/go.mod h1:znqG4EE+3YCdAaPaxE2ZRY/06pZUdp0tY4IgpuI1SZQ=
github.com/fsnotify/fsnotify v1.9.0 h1:2Ml+OJNzbYCTzsxtv8vKSFD9PbJjmhYF14k/jKC7S9k=
github.com/fsnotify/fsnotify v1.9.0/go.mod h1:8jBTzvmWwFyi3Pb8djgCCO5IBqzKJ/Jwo8TRcHyHii0=
github.com/fyne-io/gl-js v0.2.0 h1:+EXMLVEa18EfkXBVKhifYB6OGs3HwKO3lUElA0LlAjs=
github.com/fyne-io/gl-js v0.2.0/go.mod h1:ZcepK8vmOYLu96JoxbCKJy2ybr+g1pTnaBDdl7c3ajI=
github.com/fyne-io/glfw-js v0.3.0 h1:d8k2+Y7l+zy2pc7wlGRyPfTgZoqDf3AI4G+2zOWhWUk=
github.com/fyne-io/glfw-js v0.3.0/go.mod h1:Ri6te7rdZtBgBpxLW19uBpp3Dl6K9K/bRaYdJ22G8Jk=
github.com/fyne-io/image v0.1.1 h1:WH0z4H7qfvNUw5l4p3bC1q70sa5+YWVt6HCj7y4VNyA=
github.com/fyne-io/image v0.1.1/go.mod h1:xrfYBh6yspc+KjkgdZU/ifUC9sPA5Iv7WYUBzQKK7JM=
github.com/fyne-io/mobile v0.1.2 h1:0HaXDtOOwyOTn3Umi0uKVCOgJtfX73c6unC4U8i5VZU=
github.com/fyne-io/mobile v0.1.2/go.mod h1:/kOrWrZB6sasLbEy2JIvr4arEzQTXBTZGb3Y96yWbHY=
github.com/fyne-io/oksvg v0.2.0 h1:mxcGU2dx6nwjJsSA9PCYZDuoAcsZ/OuJlvg/Q9Njfo8=
github.com/fyne-io/oksvg v0.2.0/go.mod h1:dJ9oEkPiWhnTFNCmRgEze+YNprJF7YRbpjgpWS4kzoI=
github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7 h1:SCYMcCJ89LjRGwEa0tRluNRiMjZHalQZrVrvTbPh+qw=
github.com/go-gl/gl v0.0.0-20190320180904-bf2b1f2f34d7/go.mod h1:482civXOzJJCPzJ4ZOX/pwvXBWSnzD4OKMdH4ClKGbk=
github.com/go-gl/gl v0.0.0-20231021071112-07e5d0ea2e71 h1:5BVwOaUSBTlVZowGO6VZGw2H/zl9nrd3eCZfYV+NfQA=
github.com/go-gl/gl v0.0.0-20231021071112-07e5d0ea2e71/go.mod h1:9YTyiznxEY1fVinfM7RvRcjRHbw2xLBJ3AAGIT0I4Nw=
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200625191551-73d3c3675aa3 h1:q521PfSp5/z6/sD9FZZOWj4d1MLmfQW8PkRnI9M6PCE=
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20200625191551-73d3c3675aa3/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20240506104042-037f3cc74f2a h1:vxnBhFDDT+xzxf1jTJKMKZw3H0swfWk9RpWbBbDK5+0=
github.com/go-gl/glfw/v3.3/glfw v0.0.0-20240506104042-037f3cc74f2a/go.mod h1:tQ2UAYgL5IevRw8kRxooKSPJfGvJ9fJQFa0TUsXzTg8=
github.com/go-text/render v0.2.0 h1:LBYoTmp5jYiJ4NPqDc2pz17MLmA3wHw1dZSVGcOdeAc=
github.com/go-text/render v0.2.0/go.mod h1:CkiqfukRGKJA5vZZISkjSYrcdtgKQWRa2HIzvwNN5SU=
github.com/go-text/typesetting v0.3.3 h1:ihGNJU9KzdK2QRDy1Bm7FT5RFQoYb+3n3EIhI/4eaQc=
github.com/go-text/typesetting v0.3.3/go.mod h1:vIRUT25mLQaSh4C8H/lIsKppQz/Gdb8Pu/tNwpi52ts=
github.com/godbus/dbus/v5 v5.0.3 h1:ZqHaoEF7TBzh4jzPmqVhE/5A1z9of6orkAe5uHoAeME=
github.com/godbus/dbus/v5 v5.0.3/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
github.com/godbus/dbus/v5 v5.1.0 h1:4KLkAxT3aOY8Li4FRJe/KvhoNFFxo0m6fNuFUO8QJUk=
github.com/godbus/dbus/v5 v5.1.0/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
github.com/goki/freetype v0.0.0-20181231101311-fa8a33aabaff h1:W71vTCKoxtdXgnm1ECDFkfQnpdqAO00zzGXLA5yaEX8=
github.com/goki/freetype v0.0.0-20181231101311-fa8a33aabaff/go.mod h1:wfqRWLHRBsRgkp5dmbG56SA0DmVtwrF5N3oPdI8t+Aw=
github.com/hack-pad/go-indexeddb v0.3.2 h1:DTqeJJYc1usa45Q5r52t01KhvlSN02+Oq+tQbSBI91A=
github.com/hack-pad/go-indexeddb v0.3.2/go.mod h1:QvfTevpDVlkfomY498LhstjwbPW6QC4VC/lxYb0Kom0=
github.com/hack-pad/safejs v0.1.0 h1:qPS6vjreAqh2amUqj4WNG1zIw7qlRQJ9K10eDKMCnE8=
github.com/hack-pad/safejs v0.1.0/go.mod h1:HdS+bKF1NrE72VoXZeWzxFOVQVUSqZJAG0xNCnb+Tio=
github.com/jackmordaunt/icns v0.0.0-20181231085925-4f16af745526/go.mod h1:UQkeMHVoNcyXYq9otUupF7/h/2tmHlhrS2zw7ZVvUqc=
github.com/jeandeaual/go-locale v0.0.0-20250612000132-0ef82f21eade h1:FmusiCI1wHw+XQbvL9M+1r/C3SPqKrmBaIOYwVfQoDE=
github.com/jeandeaual/go-locale v0.0.0-20250612000132-0ef82f21eade/go.mod h1:ZDXo8KHryOWSIqnsb/CiDq7hQUYryCgdVnxbj8tDG7o=
github.com/josephspurrier/goversioninfo v0.0.0-20200309025242-14b0ab84c6ca/go.mod h1:eJTEwMjXb7kZ633hO3Ln9mBUCOjX2+FlTljvpl9SYdE=
github.com/jsummers/gobmp v0.0.0-20230614200233-a9de23ed2e25 h1:YLvr1eE6cdCqjOe972w/cYF+FjW34v27+9Vo5106B4M=
github.com/jsummers/gobmp v0.0.0-20230614200233-a9de23ed2e25/go.mod h1:kLgvv7o6UM+0QSf0QjAse3wReFDsb9qbZJdfexWlrQw=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/text v0.1.0/go.mod h1:4Jbv+DJW3UT/LiOwJeYQe1efqtUx/iVham/4vfdArNI=
github.com/lucor/goinfo v0.0.0-20200401173949-526b5363a13a/go.mod h1:ORP3/rB5IsulLEBwQZCJyyV6niqmI7P4EWSmkug+1Ng=
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646 h1:zYyBkD/k9seD2A7fsi6Oo2LfFZAehjjQMERAvZLEDnQ=
github.com/nfnt/resize v0.0.0-20180221191011-83c6a9932646/go.mod h1:jpp1/29i3P1S/RLdc7JQKbRpFeM1dOBd8T9ki5s+AY8=
github.com/nicksnyder/go-i18n/v2 v2.5.1 h1:IxtPxYsR9Gp60cGXjfuR/llTqV8aYMsC472zD0D1vHk=
github.com/nicksnyder/go-i18n/v2 v2.5.1/go.mod h1:DrhgsSDZxoAfvVrBVLXoxZn/pN5TXqaDbq7ju94viiQ=
github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e/go.mod h1:zD1mROLANZcx1PVRCS0qkT7pwLkGfwJo4zjcN/Tysno=
github.com/pkg/errors v0.8.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM= github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4= github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
github.com/rymdport/portal v0.4.2 h1:7jKRSemwlTyVHHrTGgQg7gmNPJs88xkbKcIL3NlcmSU=
github.com/rymdport/portal v0.4.2/go.mod h1:kFF4jslnJ8pD5uCi17brj/ODlfIidOxlgUDTO5ncnC4=
github.com/sirupsen/logrus v1.9.4 h1:TsZE7l11zFCLZnZ+teH4Umoq5BhEIfIzfRDZ1Uzql2w= github.com/sirupsen/logrus v1.9.4 h1:TsZE7l11zFCLZnZ+teH4Umoq5BhEIfIzfRDZ1Uzql2w=
github.com/sirupsen/logrus v1.9.4/go.mod h1:ftWc9WdOfJ0a92nsE2jF5u5ZwH8Bv2zdeOC42RjbV2g= github.com/sirupsen/logrus v1.9.4/go.mod h1:ftWc9WdOfJ0a92nsE2jF5u5ZwH8Bv2zdeOC42RjbV2g=
github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B0CQ=
github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnInEg4=
github.com/srwiley/oksvg v0.0.0-20200311192757-870daf9aa564 h1:HunZiaEKNGVdhTRQOVpMmj5MQnGnv+e8uZNu3xFLgyM=
github.com/srwiley/oksvg v0.0.0-20200311192757-870daf9aa564/go.mod h1:afMbS0qvv1m5tfENCwnOdZGOF8RGR/FsZ7bvBxQGZG4=
github.com/srwiley/oksvg v0.0.0-20221011165216-be6e8873101c h1:km8GpoQut05eY3GiYWEedbTT0qnSxrCjsVbb7yKY1KE=
github.com/srwiley/oksvg v0.0.0-20221011165216-be6e8873101c/go.mod h1:cNQ3dwVJtS5Hmnjxy6AgTPd0Inb3pW05ftPSX7NZO7Q=
github.com/srwiley/rasterx v0.0.0-20200120212402-85cb7272f5e9 h1:m59mIOBO4kfcNCEzJNy71UkeF4XIx2EVmL9KLwDQdmM=
github.com/srwiley/rasterx v0.0.0-20200120212402-85cb7272f5e9/go.mod h1:mvWM0+15UqyrFKqdRjY6LuAVJR0HOVhJlEgZ5JWtSWU=
github.com/srwiley/rasterx v0.0.0-20220730225603-2ab79fcdd4ef h1:Ch6Q+AZUxDBCVqdkI8FSpFyZDtCVBc2VmejdNrm5rRQ=
github.com/srwiley/rasterx v0.0.0-20220730225603-2ab79fcdd4ef/go.mod h1:nXTWP6+gD5+LUJ8krVhhoeHjvHTutPxMYl5SvkcnJNE=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA= github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY= github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
github.com/yuin/goldmark v1.1.25/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
github.com/yuin/goldmark v1.7.8 h1:iERMLn0/QJeHFhxSt3p6PeN9mGnvIKSpG9YYorDMnic=
github.com/yuin/goldmark v1.7.8/go.mod h1:uzxRWxtg69N339t3louHJ7+O03ezfj6PlliRlaOzY1E=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/image v0.0.0-20200430140353-33d19683fad8 h1:6WW6V3x1P/jokJBpRQYUJnMHRP6isStQwCozxnU7XQw=
golang.org/x/image v0.0.0-20200430140353-33d19683fad8/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/image v0.24.0 h1:AN7zRgVsbvmTfNyqIbbOraYL8mSwcKncEj8ofjgzcMQ=
golang.org/x/image v0.24.0/go.mod h1:4b/ITuLfqYq1hqZcjofwctIhi7sZh2WaCjvsBNjjya8=
golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e h1:3G+cUijn7XD+S4eJFddp53Pv7+slrESplyjG25HgL+k=
golang.org/x/net v0.0.0-20200324143707-d3edc9973b7e/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
golang.org/x/net v0.35.0 h1:T5GQRQb2y08kTAByq9L4/bz8cipCdA8FbRTXewonqY8=
golang.org/x/net v0.35.0/go.mod h1:EglIi67kWsHKlRzzVMUD93VMSWGFOMSZgxFjparz1Qk=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20191005200804-aed5e4c7ecf9/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200720211630-cb9d2d5c5666/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE= golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.30.0 h1:QjkSwP/36a20jFYWkSue1YwXzLmsV5Gfq7Eiy72C1uc=
golang.org/x/sys v0.30.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
golang.org/x/text v0.22.0 h1:bofq7m3/HAFvbF51jz3Q9wLg3jkvSPuiZu/pD1XwgtM=
golang.org/x/text v0.22.0/go.mod h1:YRoo4H8PVmsu+E3Ou7cqLVH8oXWIHVoX0jqUWALQhfY=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190808195139-e713427fea3f/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200328031815-3db5fc6bac03/go.mod h1:Sl4aGygMT6LrqrWclx+PTx3U+LnKx/seiNR+3G19Ar8=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f h1:BLraFXnmrev5lT+xlilqcH8XK9/i0At2xKjWk4p6zsU=
gopkg.in/check.v1 v1.0.0-20200227125254-8fa46927fb4f/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

View File

@ -3,6 +3,7 @@ package logger
import ( import (
"bufio" "bufio"
"fmt" "fmt"
"okemu/config"
"os" "os"
"path/filepath" "path/filepath"
"strconv" "strconv"
@ -53,7 +54,7 @@ func FlushLogs() {
} }
// ReconfigureLogging Reconfigure logging by config values // ReconfigureLogging Reconfigure logging by config values
func ReconfigureLogging(config *config.ServiceConfig) { func ReconfigureLogging(config *config.OkEmuConfig) {
// redirect logging if log file specified // redirect logging if log file specified
if len(config.LogFile) > 0 { if len(config.LogFile) > 0 {
var err error var err error

104
main.go
View File

@ -1,9 +1,18 @@
package main package main
import ( import (
"z80em/config" "fmt"
"z80em/logger" "image/color"
"z80em/okean240" "okemu/config"
"okemu/logger"
"okemu/okean240"
"time"
"fyne.io/fyne/v2"
"fyne.io/fyne/v2/app"
"fyne.io/fyne/v2/canvas"
"fyne.io/fyne/v2/container"
"fyne.io/fyne/v2/widget"
) )
var Version = "v1.0.0" var Version = "v1.0.0"
@ -20,10 +29,89 @@ func main() {
conf := config.GetConfig() conf := config.GetConfig()
// Reconfigure logging by config values // Reconfigure logging by config values
logger.ReconfigureLogging(conf) //logger.ReconfigureLogging(conf)
println("Init computer") emuapp := app.New()
computer := okean240.New(config) w := emuapp.NewWindow("Океан 240.2")
println("Run computer")
computer.Run() computer := okean240.New(conf)
label := widget.NewLabel(fmt.Sprintf("Screen size: %dx%d", computer.ScreenWidth(), computer.ScreenHeight()))
raster := canvas.NewRasterWithPixels(
func(x, y, w, h int) color.Color {
return computer.GetPixel(uint16(x/2), uint16(y/2))
})
raster.Resize(fyne.NewSize(512, 512))
raster.SetMinSize(fyne.NewSize(512, 512))
w.Resize(fyne.NewSize(600, 600))
hBox := container.NewHBox(
widget.NewButton("Reset", func() {
computer.Reset()
}),
widget.NewButton("Закрыть", func() {
emuapp.Quit()
}),
)
vBox := container.NewVBox(
raster,
label,
hBox,
)
w.SetContent(vBox)
go emulator(computer, raster, label)
w.ShowAndRun()
//println("Tick computer")
//computer := okean240.New(conf)
//println("Run computer")
//computer.Run()
}
const TicksPerFrame = 20_000_000 / 133
func emulator(computer *okean240.ComputerType, raster *canvas.Raster, label *widget.Label) {
ticker := time.NewTicker(133 * time.Nanosecond)
var ticks = 0
var ticksCPU = 3
//var ticksSCR = TicksPerFrame
//var frameStartTime = time.Now().UnixMicro()
frameNextTime := time.Now().UnixMicro() + 20000
frame := 0
curScrWidth := 256
for range ticker.C {
ticks++
if ticks%5 == 0 {
// 1.5 MHz
computer.TimerClk()
}
if ticks > ticksCPU {
ticksCPU = ticks + computer.Do()*3
}
//if ticks >= ticksSCR {
if time.Now().UnixMicro() > frameNextTime {
frameNextTime = time.Now().UnixMicro() + 20000
//ticksSCR = ticks + TicksPerFrame
frame++
// redraw screen here
fyne.Do(func() {
// check for screen mode changed
if computer.ScreenWidth() != curScrWidth {
curScrWidth = computer.ScreenWidth()
newSize := fyne.NewSize(float32(curScrWidth*2), float32(computer.ScreenHeight()*2))
raster.SetMinSize(newSize)
raster.Resize(newSize)
}
// status for every 25 frames
if frame%25 == 0 {
label.SetText(fmt.Sprintf("Screen size: %dx%d Tick: %d", computer.ScreenWidth(), computer.ScreenHeight(), computer.Cycles()))
}
raster.Refresh()
})
}
}
} }

View File

@ -1,8 +1,9 @@
package okean240 package okean240
import ( import (
"z80em/config" "image/color"
"z80em/z80em" "okemu/config"
"okemu/z80em"
log "github.com/sirupsen/logrus" log "github.com/sirupsen/logrus"
) )
@ -13,11 +14,27 @@ type ComputerType struct {
ioPorts [256]byte ioPorts [256]byte
cycles uint64 cycles uint64
dd17EnableOut bool dd17EnableOut bool
colorMode bool
screenWidth int
screenHeight int
vRAM *RamBlock
palette byte
bgColor byte
dd70 *Timer8253
dd72 *Sio8251
} }
const VRAMBlock0 = 3
const VRAMBlock1 = 7
const VidVsuBit = 0x80
const VidColorBit = 0x40
type ComputerInterface interface { type ComputerInterface interface {
//Init(rom0 string, rom1 string)
Run() Run()
Reset()
GetPixel(x uint16, y uint16) color.RGBA
Do() uint64
TimerClk()
} }
func (c *ComputerType) M1MemRead(addr uint16) byte { func (c *ComputerType) M1MemRead(addr uint16) byte {
@ -33,26 +50,69 @@ func (c *ComputerType) MemWrite(addr uint16, val byte) {
} }
func (c *ComputerType) IORead(port uint16) byte { func (c *ComputerType) IORead(port uint16) byte {
return c.ioPorts[port] switch port & 0x00ff {
case PIC_DD75RS:
v := c.ioPorts[PIC_DD75RS]
c.ioPorts[PIC_DD75RS] = 0
return v
default:
log.Debugf("IORead from port: %x", port)
}
return c.ioPorts[byte(port&0x00ff)]
} }
func (c *ComputerType) IOWrite(port uint16, val byte) { func (c *ComputerType) IOWrite(port uint16, val byte) {
c.ioPorts[byte(port&0x00ff)] = val bp := byte(port & 0x00ff)
switch byte(port & 0x00ff) { c.ioPorts[bp] = val
//log.Debugf("OUT (%x), %x", bp, val)
switch bp {
case SYS_DD17PB: case SYS_DD17PB:
if c.dd17EnableOut { if c.dd17EnableOut {
c.memory.Configure(val) c.memory.Configure(val)
} }
case SYS_DD17CTR: case SYS_DD17CTR:
c.dd17EnableOut = val == 0x80 c.dd17EnableOut = val == 0x80
case VID_DD67PB:
if val&VidVsuBit == 0 {
// video page 0
c.vRAM = c.memory.allMemory[VRAMBlock0]
} else {
// video page 1
c.vRAM = c.memory.allMemory[VRAMBlock1]
}
if val&VidColorBit != 0 {
c.colorMode = true
c.screenWidth = 256
} else {
c.colorMode = false
c.screenWidth = 512
}
c.palette = val & 0x07
c.bgColor = val & 0x38 >> 3
case DD67CTR:
case TMR_DD70CTR:
// Timer VI63 config register
c.dd70.Configure(val)
case TMR_DD70C1:
// Timer VI63 counter0 register
c.dd70.Load(0, val)
case TMR_DD70C2:
// Timer VI63 counter1 register
c.dd70.Load(1, val)
case TMR_DD70C3:
// Timer VI63 counter2 register
c.dd70.Load(2, val)
case KBD_DD78CTR: case KBD_DD78CTR:
default:
//log.Debugf("OUT to Unknown port (%x), %x", bp, val)
} }
} }
// New Builds new computer // New Builds new computer
func New(cfg config.OkEmuConfig) *ComputerType { func New(cfg *config.OkEmuConfig) *ComputerType {
c := ComputerType{} c := ComputerType{}
c.memory = Memory{} c.memory = Memory{}
c.memory.Init(cfg.MonitorFile, cfg.CPMFile) c.memory.Init(cfg.MonitorFile, cfg.CPMFile)
@ -61,15 +121,109 @@ func New(cfg config.OkEmuConfig) *ComputerType {
c.cycles = 0 c.cycles = 0
c.dd17EnableOut = false c.dd17EnableOut = false
c.screenWidth = 512
c.screenHeight = 256
c.vRAM = c.memory.allMemory[3]
c.palette = 0
c.bgColor = 0
c.dd70 = NewTimer8253()
c.dd72 = NewSio8251()
return &c return &c
} }
func (c *ComputerType) Run() { func (c *ComputerType) Reset() {
c.cpu.Reset() c.cpu.Reset()
for { c.cycles = 0
state := c.cpu.GetState() }
log.Infof("%d - [%x]: %x\n", c.cycles, state.PC, c.MemRead(state.PC))
c.cycles += uint64(c.cpu.RunInstruction())
func (c *ComputerType) Do() int {
s := c.cpu.GetState()
if s.PC == 0xe0db {
log.Debugf("breakpoint")
}
ticks := uint64(c.cpu.RunInstruction())
c.cycles += ticks
return int(ticks)
}
func (c *ComputerType) GetPixel(x uint16, y uint16) color.RGBA {
if y > 255 {
return CWhite
}
var addr uint16
var resColor color.RGBA
if c.colorMode {
if x > 255 {
return CWhite
}
// Color 256x256 mode
addr = ((x & 0xf8) << 6) | y
var mask byte = 1 << (x & 0x07)
pix1 := c.vRAM.memory[addr]&(mask) != 0
pix2 := c.vRAM.memory[addr+0x100]&(mask) != 0
var cl byte = 0
if pix1 {
cl |= 1
}
if pix2 {
cl |= 2
}
if cl == 0 {
resColor = BgColorPalette[c.bgColor]
} else {
resColor = ColorPalette[c.palette][cl]
}
} else {
if x > 511 {
return CWhite
}
// Mono 512x256 mode
addr = ((x & 0xf8) << 5) | y
pix := c.vRAM.memory[addr]&(1<<x) != 0
if c.palette == 6 {
if !pix {
resColor = CBlack
} else {
resColor = CLGreen
}
} else {
if !pix {
resColor = BgColorPalette[c.bgColor]
} else {
resColor = MonoPalette[c.bgColor]
}
}
}
return resColor
}
func (c *ComputerType) ScreenWidth() int {
return c.screenWidth
}
func (c *ComputerType) ScreenHeight() int {
return c.screenHeight
}
func (c *ComputerType) Cycles() uint64 {
return c.cycles
}
func (c *ComputerType) TimerClk() {
// DD70 KR580VI53 CLK0, CKL1 @ 1.5MHz
c.dd70.Tick(0)
c.dd70.Tick(1)
// IRQ from timer
if c.dd70.Fired(0) {
c.ioPorts[PIC_DD75RS] |= Rst4TmrFlag
}
// clock for SIO KR580VV51
if c.dd70.Fired(1) {
c.dd72.Tick()
} }
} }

View File

@ -73,13 +73,13 @@ const KBD_DD78CTR = 0x43 // Сonfig: [1][ma1,ma0][0-aO|1-aI],[0-chO,1-chI],[mb],
* КР580ВИ53 DD70 * КР580ВИ53 DD70
*/ */
// TMR_DD70C1 Timer counter 1 // TMR_DD70C1 Timer load 1
const TMR_DD70C1 = 0x60 const TMR_DD70C1 = 0x60
// TMR_DD70C2 Timer counter 2 // TMR_DD70C2 Timer load 2
const TMR_DD70C2 = 0x61 const TMR_DD70C2 = 0x61
// TMR_DD70C3 Timer counter 3 // TMR_DD70C3 Timer load 3
const TMR_DD70C3 = 0x62 const TMR_DD70C3 = 0x62
/* /*
@ -100,6 +100,15 @@ const TMR_DD70CTR = 0x63
// PIC_DD75RS RS Port // PIC_DD75RS RS Port
const PIC_DD75RS = 0x80 const PIC_DD75RS = 0x80
const Rst0SysFlag = 0x01 // System interrupt
const Rst1KbdFlag = 0x02 // Keyboard interrupt
const Rst2SerFlag = 0x04 // Serial interface interrupt
const RstЗLptFlag = 0x08 // Printer ready
const Rst4TmrFlag = 0x10 // System timer
const Rst5PwrFlag = 0x20 // Power int
const Rst6UsrFlag = 0x40 // User device 1 interrupt
const Rst7UsrFlag = 0x80 // User device 1 interrupt
// PIC_DD75RM RM Port // PIC_DD75RM RM Port
const PIC_DD75RM = 0x81 const PIC_DD75RM = 0x81

View File

@ -25,12 +25,13 @@ const (
) )
type RamBlock struct { type RamBlock struct {
id byte
memory [RamBlockSize]byte memory [RamBlockSize]byte
} }
type Memory struct { type Memory struct {
allMemory [RamBlocks]RamBlock allMemory [RamBlocks]*RamBlock
memoryWindow [RamWindows]RamBlock memoryWindow [RamWindows]*RamBlock
rom0 RamBlock // monitor + monitor rom0 RamBlock // monitor + monitor
rom1 RamBlock // cpm + monitor rom1 RamBlock // cpm + monitor
config byte config byte
@ -52,12 +53,15 @@ type MemoryInterface interface {
func (m *Memory) Init(monFile string, cmpFile string) { func (m *Memory) Init(monFile string, cmpFile string) {
// empty RAM // empty RAM
var id byte = 0
for block := range m.allMemory { for block := range m.allMemory {
rb := RamBlock{} rb := RamBlock{}
rb.id = id
id++
for addr := 0; addr < RamBlockSize; addr++ { for addr := 0; addr < RamBlockSize; addr++ {
rb.memory[addr] = RamDefaultInitPattern rb.memory[addr] = RamDefaultInitPattern
} }
m.allMemory[block] = rb m.allMemory[block] = &rb
} }
// Load ROM files and init ROM0,1 // Load ROM files and init ROM0,1
@ -71,7 +75,9 @@ func (m *Memory) Init(monFile string, cmpFile string) {
log.Fatal(err) log.Fatal(err)
} }
m.rom0 = RamBlock{} m.rom0 = RamBlock{}
m.rom0.id = 100
m.rom1 = RamBlock{} m.rom1 = RamBlock{}
m.rom0.id = 101
half := RamBlockSize / 2 half := RamBlockSize / 2
for i := 0; i < half; i++ { for i := 0; i < half; i++ {
// mon+mon // mon+mon
@ -92,7 +98,7 @@ func (m *Memory) Configure(value byte) {
// RST bit set just after System RESET // RST bit set just after System RESET
// All memoryWindow windows points to ROM0 (monitor) // All memoryWindow windows points to ROM0 (monitor)
for i := 0; i < RamWindows; i++ { for i := 0; i < RamWindows; i++ {
m.memoryWindow[i] = m.rom0 m.memoryWindow[i] = &m.rom0
} }
} else { } else {
// Map RAM blocks to windows // Map RAM blocks to windows
@ -101,14 +107,14 @@ func (m *Memory) Configure(value byte) {
m.memoryWindow[i] = m.allMemory[sp+i] m.memoryWindow[i] = m.allMemory[sp+i]
} }
// Map two hi windows to low windows in 32k flag set // Map two hi windows to low windows in 32k flag set
if m.config&AccessHiBit == 0 { if m.config&AccessHiBit == 1 {
m.memoryWindow[WindowNo0] = m.memoryWindow[WindowNo2] m.memoryWindow[WindowNo0] = m.memoryWindow[WindowNo2]
m.memoryWindow[WindowNo1] = m.memoryWindow[WindowNo3] m.memoryWindow[WindowNo1] = m.memoryWindow[WindowNo3]
} }
// If ROM enabled, map ROM to last window // If ROM enabled, map ROM to last window
if m.config&ROMDisBit == 0 { if m.config&ROMDisBit == 0 {
// If ROM enabled, CP/M + Mon at window 3 [0xC000:0xFFFF] // If ROM enabled, CP/M + Mon at window 3 [0xC000:0xFFFF]
m.memoryWindow[WindowNo3] = m.rom1 m.memoryWindow[WindowNo3] = &m.rom1
} }
} }
} }
@ -122,5 +128,10 @@ func (m *Memory) MemRead(addr uint16) byte {
} }
func (m *Memory) MemWrite(addr uint16, val byte) { func (m *Memory) MemWrite(addr uint16, val byte) {
m.memoryWindow[addr>>14].memory[addr&0x3fff] = val window := addr >> 14
offset := addr & 0x3fff
if window == 1 {
//log.Debugf("at vram [%2x][%4x]", window, offset)
}
m.memoryWindow[window].memory[offset] = val
} }

51
okean240/palette.go Normal file
View File

@ -0,0 +1,51 @@
package okean240
import "image/color"
var CRed = color.RGBA{R: 0xff, G: 0, B: 0, A: 0xff}
var CLGreen = color.RGBA{R: 0x00, G: 0xff, B: 0, A: 0xff}
var CGreen = color.RGBA{R: 0x12, G: 0x76, B: 0x22, A: 0xff}
var CBlue = color.RGBA{R: 0x2A, G: 0x60, B: 0x99, A: 0xff}
var CLBlue = color.RGBA{R: 0x72, G: 0x9F, B: 0xCF, A: 0xff}
var CCrimson = color.RGBA{R: 0x80, G: 0x00, B: 0x80, A: 0xff}
var CWhite = color.RGBA{R: 0xff, G: 0xff, B: 0xff, A: 0xff}
var CYellow = color.RGBA{R: 0xff, G: 0xff, B: 0x00, A: 0xff}
var CBlack = color.RGBA{R: 0, G: 0, B: 0, A: 0xff}
// R5 - Style Palette
//var ColorPalette = [8][4]color.RGBA{
// {CBlack, CRed, CGreen, CBlue}, // 000
// {CWhite, CRed, CGreen, CBlue}, // 001
// {CRed, CGreen, CLBlue, CYellow}, // 010
// {CBlack, CRed, CCrimson, CWhite}, // 011
// {CBlack, CRed, CWhite, CBlue}, // 100
// {CBlack, CRed, CWhite, CYellow}, // 101
// {CGreen, CWhite, CYellow, CBlue}, // 110
// {CBlack, CBlack, CBlack, CBlack}, // 111
//}
// ColorPalette R8 style palette
var ColorPalette = [8][4]color.RGBA{
{CBlack, CGreen, CBlue, CRed}, // 000
{CWhite, CGreen, CBlue, CRed}, // 001
{CGreen, CBlue, CCrimson, CLBlue}, // 010
{CBlack, CGreen, CYellow, CWhite}, // 011
{CBlack, CGreen, CLBlue, CRed}, // 100
{CBlack, CRed, CBlue, CLBlue}, // 101
{CBlue, CWhite, CLBlue, CRed}, // 110
{CBlack, CBlack, CBlack, CBlack}, // 111
}
// BgColorPalette Background color palette
var BgColorPalette = [8]color.RGBA{
CBlack, CBlue, CGreen, CLBlue, CRed, CCrimson, CYellow, CWhite,
}
//var MonoPalette = [8]color.RGBA{
// CWhite, CRed, CGreen, CBlue, CLBlue, CYellow, CLGreen, CBlack,
//}
// MonoPalette R8 Style monochrome mode palette
var MonoPalette = [8]color.RGBA{
CRed, CBlue, CCrimson, CGreen, CYellow, CLBlue, CWhite, CBlack,
}

19
okean240/sio8251.go Normal file
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@ -0,0 +1,19 @@
package okean240
type Sio8251 struct {
counter uint64
}
type Sio8251Interface interface {
Tick()
}
func NewSio8251() *Sio8251 {
return &Sio8251{
counter: 0,
}
}
func (s *Sio8251) Tick() {
s.counter++
}

148
okean240/tmr8253.go Normal file
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package okean240
/*
Timer config: [sc1,sc0][rl1,rl0][m2,m1,m0][bcd]
sc - timer, rl=01-LSB, 10-MSB, 11-LSB+MSB
mode 000 - int on fin,
001 - one shot,
x10 - rate gen,
x11 - sq wave
*/
const (
TimerModeIntOnFin = iota
TimerModeOneShot
TimerModeRateGen
TimerModeSqWave
)
const (
TimerRLMsbLsb = iota
TimerRLLsbLsb
TimerRLMsb
TimerRLLsbMsb
)
type Timer8253Ch struct {
rl byte
mode byte
bcd bool
load uint16
counter uint16
fb bool
start bool
fired bool
}
type Timer8253 struct {
//chNo byte
channel [3]Timer8253Ch
}
type Timer8253Interface interface {
//Init()
Configure(value byte)
Load(chNo int, value byte)
Counter(chNo int) uint16
Fired(chNo int) bool
Start(chNo int) bool
}
func NewTimer8253() *Timer8253 {
return &Timer8253{
//chNo: 0,
channel: [3]Timer8253Ch{
{0, 0, false, 0, 0, true, false, false},
{0, 0, false, 0, 0, true, false, false},
{0, 0, false, 0, 0, true, false, false},
},
}
}
func (t *Timer8253) Tick(chNo int) {
tmr := &t.channel[chNo]
if tmr.start {
tmr.counter--
if tmr.counter == 0 {
switch tmr.mode {
case TimerModeIntOnFin:
{
tmr.start = false
tmr.fired = true
}
case TimerModeOneShot:
tmr.start = false
case TimerModeRateGen:
tmr.start = false
case TimerModeSqWave:
{
tmr.start = true
tmr.counter = tmr.load
tmr.fired = true
}
}
}
}
}
func (t *Timer8253) Counter(chNo int) uint16 {
return t.channel[chNo].counter
}
func (t *Timer8253) Fired(chNo int) bool {
f := t.channel[chNo].fired
if f {
t.channel[chNo].fired = false
}
return f
}
func (t *Timer8253) Start(chNo int) bool {
return t.channel[chNo].start
}
func (t *Timer8253) Configure(value byte) {
chNo := (value & 0xC0) >> 6
rl := value & 0x30 >> 4
t.channel[chNo].start = false
t.channel[chNo].rl = rl
t.channel[chNo].mode = (value & 0x0E) >> 1
t.channel[chNo].fb = true
t.channel[chNo].bcd = value&0x01 == 1
t.channel[chNo].load = 0
}
func (t *Timer8253) Load(chNo byte, value byte) {
timer := &t.channel[chNo]
if timer.rl == 0 {
// MSB+LSB
if timer.fb {
// MSB
timer.load = uint16(value) << 8
timer.fb = false
} else {
// LSB
timer.load |= uint16(value)
timer.start = true
}
} else if timer.rl == 1 {
// LSB Only
timer.load = (timer.load & 0xff00) | uint16(value)
timer.start = true
} else if timer.rl == 2 {
// MSB Only
timer.load = (timer.load & 0x00ff) | (uint16(value) << 8)
timer.start = true
} else {
// LSB+MSB
if timer.fb {
// LSB
timer.load = uint16(value)
timer.fb = false
} else {
// MSB
timer.load = (uint16(value) << 8) | (timer.load & 0x00ff)
timer.start = true
timer.counter = timer.load
}
}
}

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@ -1,4 +1,4 @@
logFile: "okemu.log" logFile: "okemu.log"
logLevel: "info" logLevel: "info"
monitorFile: "okean240/MON_r6.BIN" monitorFile: "rom/MON_v5.bin"
cpmFile: "okean240/CPM_r7.BIN" cpmFile: "rom/CPM_v5.bin"