Download compiler in CI

.clang-format

@@ -0,0 +1 @@
+ColumnLimit: 200

.forgejo/workflows/build.yaml

@@ -12,6 +12,12 @@ jobs:
         uses: actions/checkout@v4
         with:
           submodules: true
+      - name: Download Compiler
+        uses: actions/download-artifact@v3
+        with:
+          repository: mathieu/os-rust
+      - name: test
+        run: ls
       - name: Build
         run: . ~/.bashrc && ./build.py
       - name: Install cargo-deny

init/src/start.s

@@ -5,6 +5,12 @@ _start:
   mov $stack, %rsp
   call main
 
+.global syscall
+syscall:
+  mov %rcx, %r10
+  syscall
+  ret
+
 .section .bss
 .align 16
 .skip 0x10000

lib/acpica-build/Makefile

@@ -3,7 +3,7 @@ COMPONENTS:=dispatcher events executer hardware namespace parser resources table
 CFILES:=$(foreach comp, $(COMPONENTS), $(wildcard ../acpica/source/components/$(comp)/*.c)) printf.c
 OFILES:=$(patsubst %.c, %.o, $(CFILES))
 CC:=clang
-CFLAGS:=--target=x86_64-elf -ffreestanding -mcmodel=kernel -mno-red-zone -mno-mmx -mno-sse -mno-sse2 -fstack-protector-strong -O2 -I. -I../acpica/source/include -DACPI_LIBRARY -D__linux__
+CFLAGS:=--target=x86_64-elf -ffreestanding -mcmodel=kernel -mno-red-zone -mno-mmx -mno-sse -mno-sse2 -fstack-protector-strong -Wall -Werror -O2 -I. -I../acpica/source/include -DACPI_LIBRARY -D__linux__
 
 libacpica.a: $(OFILES)
 	llvm-ar rcD $@ $^