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Author SHA1 Message Date
t3hn3rd e5548c878b Rebase: Changes made to conform with rebase on develop
continuous-integration/drone/push Build is passing
2026-03-07 13:32:10 +00:00
t3hn3rd 33985afea1 fix: show live GPU/resolution info in System Information
- desktop: Resolution/Graphics fields now read from video frontbuffer
  and gpu.activeDriverName instead of static multiboot/hardcoded values
- gpu: markAvailable sets ActiveName when no driver is active yet, so
  the initial VBE boot driver is reported before any setMode call
- kernel: whitespace cleanup
2026-03-07 10:38:14 +00:00
t3hn3rd a3b766464b feature: GPU driver framework with BGA, V86 monitor, and runtime resolution switching
- GPU Framework (gpu.pas): Priority-ordered GPU driver registry with
  mode-change callback system. Drivers register with a priority (lower =
  tried first). After successful setMode, fires registered callbacks in
  order (video → LVGL → desktop) for fully decoupled resolution updates.

- BGA Driver (bga.pas): Bochs Graphics Adapter via drivermanagement PCI
  auto-detection (class=$03 subclass=$00 wildcard). Programs display via
  I/O ports $01CE/$01CF, reads framebuffer from PCI BARs with VMware SVGA
  fallback. Supports arbitrary resolutions (1920x1080, 2560x1440, etc).

- SETRES Command (setres.pas): Runtime resolution switching — just calls
  gpu.setMode; video reinit, LVGL buffer realloc, and desktop relayout
  all fire automatically via GPU mode-change callbacks.

- VESA/VBE: Registered as GPU fallback driver (priority 50), uses V86
  INT 10h for VBE mode switching.

- TSS: Fix SS0 from $08 (code segment) to $10 (data segment); add
  set_esp0/get_esp0 helpers for V86 ring-0 stack management.

- VMM: Add map_page_user() for identity-mapping first 4MB with User bit
  (required for V86 IVT/BDA/video ROM access).

- Desktop: relayout procedure + GPU callback registration for automatic
  dock/watermark repositioning on resolution change.

- V86 Monitor (v86.pas): Full Virtual 8086 mode monitor for executing
  real-mode BIOS interrupts from protected mode. Naked GPF handler with
  instruction emulation (INT, IRET, CLI, STI, PUSHF/POPF, IN/OUT, HLT,
  0x66 prefix for 32-bit variants). Thunk-based entry via IRET into VM86.

- Kernel init order: gpu.init → video.init → vesa.init → bga.init;
  drivermanagement.init moved earlier (before video) so PCI scan detects
  BGA before first use.
2026-03-07 10:38:13 +00:00
214 changed files with 7656 additions and 24874 deletions

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+2 -2
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@@ -22,8 +22,8 @@ steps:
commands:
- git fetch --tags
- find . -type f -print0 | xargs -0 dos2unix
- chmod +x /drone/src/toolchain/*.sh
- /drone/src/toolchain/compile.sh
- chmod +x /drone/src/*.sh
- /drone/src/compile.sh
- name: upload-iso-artifact
image: alpine/git
+1 -4
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@@ -14,8 +14,5 @@ localenv.json
/lvgl/
dockerout.txt
AGENTS.md
lessons_learnt.md
*.log
/doc/*.md
wasuro
src/core/core.version.pas
/doc/*.md
+2 -1
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@@ -14,9 +14,10 @@ RUN curl -sL https://sourceforge.net/projects/freepascal/files/Linux/$FPC_VERSIO
pushd fpc-$FPC_VERSION.i386-linux && ./install.sh && popd && \
rm -rf fpc-$FPC_VERSION.i386-linux
COPY compile.sh /compile.sh
ADD https://raw.githubusercontent.com/fsaintjacques/semver-tool/master/src/semver /usr/bin/semver
RUN chmod +x /usr/bin/semver
WORKDIR /code
RUN find . -type f -print0 | xargs -0 dos2unix
ENTRYPOINT ["/bin/bash", "-c"]
CMD ["find toolchain -name '*.sh' -exec dos2unix {} + 2>/dev/null; find toolchain -name '*.sh' -exec chmod +x {} +; bash toolchain/compile.sh"]
CMD ["/compile.sh"]
-75
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@@ -1,75 +0,0 @@
{ Compatibility shim: wasuro references the old unit name 'lmemorymanager'.
Since wasuro/ cannot be modified, this unit re-exports the public API of
memory.heap so that 'uses lmemorymanager' continues to compile. }
unit lmemorymanager;
interface
uses
memory.heap;
const
ALLOC_UNIT = memory.heap.ALLOC_UNIT;
DATA_OFFSET = memory.heap.DATA_OFFSET;
PAGE_SIZE_LMM = memory.heap.PAGE_SIZE_LMM;
TOTAL_UNITS = memory.heap.TOTAL_UNITS;
BITMAP_DWORDS = memory.heap.BITMAP_DWORDS;
SIZE_PREFIX = memory.heap.SIZE_PREFIX;
LARGE_ALLOC_MAGIC = memory.heap.LARGE_ALLOC_MAGIC;
type
PHeapPageHeader = memory.heap.PHeapPageHeader;
THeapPageHeader = memory.heap.THeapPageHeader;
procedure init;
function kalloc(size : uint32) : void;
function klalloc(size : uint32) : void;
procedure klfree(address : uint32);
function kpalloc(address : uint32) : void;
procedure kfree(area : void);
function lmm_total_free : uint32;
function lmm_page_count : uint32;
implementation
procedure init;
begin
memory.heap.init;
end;
function kalloc(size : uint32) : void; inline;
begin
kalloc := memory.heap.kalloc(size);
end;
function klalloc(size : uint32) : void; inline;
begin
klalloc := memory.heap.klalloc(size);
end;
procedure klfree(address : uint32); inline;
begin
memory.heap.klfree(address);
end;
function kpalloc(address : uint32) : void; inline;
begin
kpalloc := memory.heap.kpalloc(address);
end;
procedure kfree(area : void); inline;
begin
memory.heap.kfree(area);
end;
function lmm_total_free : uint32; inline;
begin
lmm_total_free := memory.heap.lmm_total_free;
end;
function lmm_page_count : uint32; inline;
begin
lmm_page_count := memory.heap.lmm_page_count;
end;
end.
-7
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@@ -1,7 +0,0 @@
unit types;
interface
implementation
end.
+3 -6
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@@ -20,13 +20,10 @@ runOrFail() {
fi
}
TOOLCHAIN_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
declare -a run_steps=(
"compile_stub.sh" "Failed to compile stub!"
"compile_vergen.sh" "Versions failed to compile"
"compile_lvgl.sh" "Failed to compile LVGL!"
"compile_wasuro.sh" "Failed to pull Wasuro!"
"compile_sources.sh" "Failed to compile FPC Sources!"
"compile_link.sh" "Failed linking!"
"compile_isogen.sh" "Failed to create ISO!"
@@ -36,7 +33,7 @@ for ((i=0; i<${#run_steps[@]}; i+=2))
do
if [ "$ERRCOUNT" -eq "0" ]
then
script="${TOOLCHAIN_DIR}/${run_steps[$i]}"
script=$(pwd)/"${run_steps[$i]}"
message="${run_steps[$i+1]}"
runOrFail "$script" "$message"
fi
@@ -45,9 +42,9 @@ done
#Call generate final artifacts based on failure or success of the above.
if [ "$ERRCOUNT" -ne "0" ]
then
. "${TOOLCHAIN_DIR}/compile_finish.sh" "failed"
. ./compile_finish.sh "failed"
else
. "${TOOLCHAIN_DIR}/compile_finish.sh" "success"
. ./compile_finish.sh "success"
fi
cd ..
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@@ -19,4 +19,4 @@ echo " "
LIBGCC=$(gcc -m32 -print-libgcc-file-name)
echo "libgcc: ${LIBGCC}"
ld -m elf_i386 -s --gc-sections -Ttoolchain/linker.script -o bin/kernel.bin $objstring --start-group lib/liblvgl.a ${LIBGCC} --end-group
ld -m elf_i386 -s --gc-sections -Tlinker.script -o bin/kernel.bin $objstring --start-group lib/liblvgl.a ${LIBGCC} --end-group
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+7
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@@ -0,0 +1,7 @@
#!/usr/bin/env bash
echo " "
echo "======================="
echo " "
echo "Compiling FPC Sources..."
echo " "
fpc -Aelf -gw -g -gl -n -v0ew -O3 -OpPENTIUM3 -Si -Sc -Sg -Xd -CX -XXs -CfSSE -CfSSE2 -Rintel -Pi386 -Tlinux -FElib/ -Fusrc/* -Fusrc/include/* -Fusrc/driver/* -Fusrc/driver/net/* -Fusrc/driver/bus/* -Fusrc/driver/bus/usb/* -Fusrc/driver/hid/* src/kernel.pas
+7
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@@ -0,0 +1,7 @@
#!/usr/bin/env bash
echo " "
echo "======================="
echo " "
echo "Compiling Stub..."
echo " "
nasm -f elf src/stub/stub.asm -o lib/stub.o
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@@ -1,15 +1,14 @@
#!/usr/bin/env bash
set -e
TOOLCHAIN_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
echo " "
echo "======================="
echo " "
echo "Generating Versioning Info..."
echo " "
chmod +x "${TOOLCHAIN_DIR}/compile_checksum.sh"
"${TOOLCHAIN_DIR}/compile_checksum.sh"
outfile="src/core/core.version.pas"
file="toolchain/version"
chmod +x ./compile_checksum.sh
./compile_checksum.sh
outfile="src/include/asuro.pas"
file="version"
{
# this script requires semver tool
wget -q https://raw.githubusercontent.com/fsaintjacques/semver-tool/master/src/semver -O bin/semver && chmod +x bin/semver
@@ -23,7 +22,7 @@ sub=$(semver get patch $tagref)
version=$(semver get release $tagref)
release=$(semver get prerel $tagref)
build=$(semver get build $tagref)
linecount=$("${TOOLCHAIN_DIR}/loc.sh" | awk '{print $1}')
linecount=$(./loc.sh | awk '{print $1}')
sourcecount=$(find src -type f | wc -l)
drivercount=$(find src/driver -type f | wc -l)
fpcversion=$(fpc -h | grep -m 1 version | awk '{print $5}')
@@ -35,7 +34,7 @@ checksum=$(md5sum checksums.md5 | awk '{print $1}')
[[ -n "$release" ]] && version="$version-$release"
cat > $outfile <<EOF
unit core.version;
unit asuro;
interface
-32
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@@ -1,32 +0,0 @@
#Flat filesystem
A super simple filesystem for asuro. Folders are emulated in filenames.
Starts with disk info sector, sector 0 of volume
---
#### disk info
jmp2boot : ubit24;
OEMName : array[0..7] of char;
version : uint16 // numerical version of filesystem
sectorCount : uint16;
fileCount : uint16
signature : uint32 = 0x0B00B1E5
the Rest of the sector is reserved
---
Starting from sector 1 is the file table. Table size is determined by entry size (64) * fileCount
---
####File entry
name : array[0..59] of char //file name max 60 chars
fileStart : 16bit // start sector of data
fileSize : 16bit // data size in sectors
---
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