Bring up to current speccydev container tools

.devcontainer/Dockerfile

@@ -0,0 +1,93 @@
+# syntax=docker/dockerfile:1
+
+FROM ubuntu:24.04 AS build
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends \
+	build-essential \
+	make \
+	&& rm -rf /var/lib/apt/lists/*
+
+ADD https://github.com/z00m128/sjasmplus.git#v1.21.0 /sjasmplus
+RUN cd /sjasmplus && make && make install
+ADD https://boarstone.mcphail.uk/mcphail/spectrum_remload.git /ttttt
+RUN cd /ttttt && make ttttt
+ADD https://github.com/einar-saukas/ZX0.git /zx0
+RUN cd /zx0/src/ \
+	&& gcc -O2 -o zx0 zx0.c optimize.c compress.c memory.c \
+	&& gcc -O2 -o dzx0 dzx0.c
+ADD https://www.boriel.com/files/zxb/zxbasic-1.18.1-linux64.tar.gz .
+RUN tar xf zxbasic*
+
+FROM build AS z88dk
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends \
+	bison \
+	ca-certificates \
+	ccache \
+	cpanminus \
+	curl \
+	dos2unix \
+	flex \
+	gdb \
+	git \
+	libboost-all-dev \
+	libcapture-tiny-perl \
+	libclone-perl \
+	libdata-hexdump-perl \
+	libfile-slurp-perl \
+	libgmp3-dev \
+	liblocal-lib-perl \
+	libmodern-perl-perl \
+	libpath-tiny-perl \
+	libregexp-common-perl \
+	libtext-table-perl \
+	libxml2-dev \
+	libyaml-perl \
+	m4 \
+	perl \
+	pkg-config \
+	ragel \
+	re2c \
+	texi2html \
+	texinfo \
+	zlib1g-dev \
+	&& rm -rf /var/lib/apt/lists/*
+ENV Z88DK_PATH="/opt/z88dk"
+RUN cpanm -l $HOME/perl5 --no-wget local::lib Template::Plugin::YAML \
+	&& git clone --depth 1 --recursive https://github.com/z88dk/z88dk.git ${Z88DK_PATH} \
+	&& cd ${Z88DK_PATH} \ 
+	&& eval "$(perl -I$HOME/perl5/lib/perl5 -Mlocal::lib)" \
+	&& chmod 777 build.sh \
+	&& BUILD_SDCC=1 BUILD_SDCC_HTTP=1 ./build.sh \
+	&& make install-clean bins-clean 
+
+FROM ubuntu:24.04
+RUN apt-get update \
+	&& apt-get install -y --no-install-recommends \
+	ca-certificates \
+	fuse-emulator-utils \
+	git \
+	make \
+	openssh-client \
+	pasmo \
+	python3 \
+	z80asm \
+	z80dasm \
+	zmakebas \
+	&& rm -rf /var/lib/apt/lists/*
+COPY --from=build /usr/local/bin/sjasmplus /bin/sjasmplus
+COPY --from=build /ttttt/ttttt /bin/ttttt
+COPY --from=build /zx0/src/zx0 /bin/zx0
+COPY --from=build /zx0/src/dzx0 /bin/dzx0
+COPY --from=build /zxbasic/zxbasm.py /opt/zxbasic/zxbasm
+COPY --from=build /zxbasic/zxbc.py /opt/zxbasic/zxbc
+COPY --from=build /zxbasic/zxbpp.py /opt/zxbasic/zxbpp
+COPY --from=build /zxbasic/src /opt/zxbasic/src
+COPY --from=z88dk /opt/z88dk/bin /opt/z88dk/bin
+COPY --from=z88dk /opt/z88dk/lib /opt/z88dk/lib
+COPY --from=z88dk /opt/z88dk/include /opt/z88dk/include
+ENV PATH="${PATH}:/opt/z88dk/bin:/opt/zxbasic"
+ENV ZCCCFG="/opt/z88dk/lib/config"
+USER ubuntu
+RUN echo "PATH=$PATH:/opt/z88dk/bin:/opt/zxbasic" >> ~/.profile
+RUN echo "export ZCCCFG=/opt/z88dk/lib/config/" >> ~/.profile

.devcontainer/devcontainer.json

@@ -0,0 +1,25 @@
+{
+	"name": "ZX Spectrum dev tools",
+	//"build": { "dockerfile": "Dockerfile" },
+	// The Dockerfile takes an age to build due to z88dk, so pull from prebuilt:
+	"image": "boarstone.mcphail.uk/mcphail/speccydev:stable",
+	"remoteUser": "ubuntu",
+	"runArgs": [
+		"--network=host"
+	],
+	"customizations": {
+		"vscode": {
+			"extensions": [
+				"maziac.dezog",
+				"maziac.asm-code-lens",
+				"maziac.z80-instruction-set",
+				"maziac.hex-hover-converter",
+				"maziac.sna-fileviewer",
+				"maziac.nex-fileviewer",
+				"ms-vscode.makefile-tools",
+				"jsjlogin.zxbasic",
+				"thenestruo.z80-asm-meter"
+			]
+		}
+	}
+}

.vscode/launch.json

@@ -0,0 +1,106 @@
+{
+    "configurations": [
+        {
+            "type": "dezog",
+            "request": "launch",
+            "name": "Simulator - ZX81 56k RAM",
+            "remoteType": "zsim",
+            "zsim": {
+                "visualMemory": true,
+                "preset": "zx81",
+                "memoryModel": "ZX81-56K"
+            },
+            "sjasmplus": [
+                {
+                    "path": "myprog.sld"
+                }
+            ],
+            "commandsAfterLaunch": [],
+            "history": {
+                "reverseDebugInstructionCount": 1000000,
+                "spotCount": 10,
+                "codeCoverageEnabled": true
+            },
+            "startAutomatically": false,
+            "rootFolder": "${workspaceFolder}",
+            "load": "myprog.p"
+        },
+        {
+            "type": "dezog",
+            "request": "launch",
+            "name": "Simulator - ZX128K Spectrum",
+            "remoteType": "zsim",
+            "zsim": {
+                "visualMemory": true,
+                "preset": "spectrum",
+                "memoryModel": "ZX128K"
+            },
+            "sjasmplus": [
+                {
+                    "path": "myprog.sld"
+                }
+            ],
+            "commandsAfterLaunch": [],
+            "history": {
+                "reverseDebugInstructionCount": 1000000,
+                "spotCount": 10,
+                "codeCoverageEnabled": true
+            },
+            "startAutomatically": false,
+            "rootFolder": "${workspaceFolder}",
+            "load": "myprog.sna",
+            "topOfStack": "0x5d58"
+        },
+        {
+            "type": "dezog",
+            "request": "launch",
+            "name": "CSpect",
+            "remoteType": "cspect",
+            "sjasmplus": [
+                {
+                    "path": "myprog.sld"
+                }
+            ],
+            "commandsAfterLaunch": [],
+            "history": {
+                "reverseDebugInstructionCount": 1000000,
+                "spotCount": 10,
+                "codeCoverageEnabled": false
+            },
+            "startAutomatically": false,
+            "rootFolder": "${workspaceFolder}",
+            "load": "myprog.sna",
+            "topOfStack": "0x5d58",
+            "cspect": {
+                // Change "host.docker.internal" to "localhost" if running on Linux
+                "hostname": "host.docker.internal"
+            }
+        },
+    {
+        "type": "dezog",
+        "request": "launch",
+        "name": "Simulator - ZX48K Spectrum",
+        "remoteType": "zsim",
+        "zsim": {
+            "visualMemory": true,
+            "preset": "spectrum",
+            "memoryModel": "ZX48K"
+        },
+        "sjasmplus": [
+            {
+                "path": "myprog.sld"
+            }
+        ],
+        "commandsAfterLaunch": [],
+        "history": {
+            "reverseDebugInstructionCount": 1000000,
+            "spotCount": 10,
+            "codeCoverageEnabled": true
+        },
+        "startAutomatically": false,
+        "rootFolder": "${workspaceFolder}",
+        "load": "myprog.sna",
+        "topOfStack": "0x5d58"
+    }
+    ]
+}

xylo.asm

@@ -1,7 +1,7 @@
 org 51000
 
 counter EQU inc_counter + 1
-attrs EQU &5800
+attrs EQU #5800
 xylo EQU attrs + 40
 
 zero_counter:
@@ -11,8 +11,8 @@ set_counter:
 	ld (counter), a
 
 read_keyboard:
-	ld a, &f7
-	in a, (&fe)
+	ld a, #f7
+	in a, (#fe)
 	rra
 	jr nc, key_1
 	rra
@@ -22,27 +22,26 @@ read_keyboard:
 	rra
 	jr nc, key_4
 	rra
-	jr nc, key_5
-	jr read_keyboard
+	jr c, read_keyboard
 
-key_1:
-	ld de, 0x0000
+key_5:
+	ld de, #040C
 	jr invoke
 
 key_2:
-	ld de, 0x0103
+	ld de, #0103
 	jr invoke
 
 key_3:
-	ld de, 0x0206
+	ld de, #0206
 	jr invoke
 
 key_4:
-	ld de, 0x0309
+	ld de, #0309
 	jr invoke
 
-key_5:
-	ld de, 0x040C
+key_1:
+	ld de, #0000
 invoke:
 	push de
 	call highlight_key
@@ -65,10 +64,10 @@ highlight_key:
 	ld d, 0
 	add hl, de
 	ld e, 30
-	ld b, 15
-highlight_block:
 	ld a, (hl)
 	xor %01000000
+	ld b, 15
+highlight_block:
 	ld (hl), a
 	inc hl
 	ld (hl), a