Cleanup and Actions build (#6)

Thanks dpeter!

.github/workflows/build.yaml

@@ -0,0 +1,61 @@
+name: Build Chroma
+
+on: 
+  push:
+    branches: 
+      - master
+
+jobs:
+    build:
+      runs-on: ubuntu-latest
+      
+      steps:
+      - uses: actions/checkout@v2
+
+      - id: cache-elf-tools
+        uses: actions/cache@v2
+        with:
+          path: ./tools/x86_64-elf-tools/
+          key: ${{ runner.os }}-elf_test12-${{ hashFiles('tools/elf_url.txt') }}
+
+      - name: Get elf tools 🧝‍♀️
+        if: steps.cache-elf-tools.outputs.cache-hit != 'true'
+        id: elf_tools
+        run: |
+          mkdir ${GITHUB_WORKSPACE}/tools/x86_64-elf-tools
+          cd ${GITHUB_WORKSPACE}/tools/x86_64-elf-tools
+          ELFTOOLS=`cat ${GITHUB_WORKSPACE}/tools/elf_url.txt`
+          wget ${ELFTOOLS}
+          unzip x86_64-elf-tools-linux.zip
+          export PATH=${GITHUB_WORKSPACE}/tools/x86_64-elf-tools/bin:$PATH
+
+
+
+      - name: Setup
+        run: |
+          export PATH=${GITHUB_WORKSPACE}/tools/x86_64-elf-tools/bin:$PATH
+          chmod +x "${GITHUB_WORKSPACE}/pre.sh"
+          ./pre.sh
+
+      - name: Build
+        run: |
+          export PATH=${GITHUB_WORKSPACE}/tools/x86_64-elf-tools/bin:$PATH
+          make kernel
+
+      - name: Make img
+        run: |
+          mkdir -p bin/img
+          chmod +x "${GITHUB_WORKSPACE}/tools/mkbootimg/mkbootimg"
+          ./tools/mkbootimg/mkbootimg chroma.json bin/img/chroma.img
+
+      - uses: actions/upload-artifact@v2
+        with:
+          name: kernel
+          path: |
+            bin/kernel
+
+      - uses: actions/upload-artifact@v2
+        with:
+          name: img
+          path: |
+            bin/img/chroma.img

.gitignore

@@ -8,3 +8,14 @@
 Makefile
 CMakeFiles
 CMakeCache.txt
+.idea/
+
+cmake_install.cmake
+
+temp/
+/bin/
+/img/boot/exe
+tools/x86_64-elf-tools
+
+
+!src/global/*.o

CMakeLists.txt

@@ -11,49 +11,52 @@ SET(CMAKE_CROSSCOMPILING 1)
 project(chroma)
 
 
+
 SET(src_files
-    ${CMAKE_SOURCE_DIR}/chroma/kernel.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/kernel.c
-    ${CMAKE_SOURCE_DIR}/chroma/video/draw.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/video/draw.c
-    ${CMAKE_SOURCE_DIR}/chroma/video/print.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/video/print.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/cpu.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/cpu.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/rw.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/rw.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/serial.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/serial.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/pci.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/pci.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/memory/stack.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/memory/stack.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/memory/paging.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/memory/paging.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/memory/abstract_allocator.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/memory/abstract_allocator.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/memory/physmem.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/memory/physmem.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/drivers/keyboard.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/drivers/keyboard.c
-    ${CMAKE_SOURCE_DIR}/chroma/system/drivers/elf.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/drivers/elf.c
 )
 
 SET(lib_files
-    ${CMAKE_SOURCE_DIR}/chroma/lainlib/list/basic_list.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/lainlib/list/basic_list.c
-    ${CMAKE_SOURCE_DIR}/chroma/lainlib/mutex/ticketlock.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/lainlib/mutex/ticketlock.c
-    ${CMAKE_SOURCE_DIR}/chroma/lainlib/compression/lzgmini.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/lainlib/compression/lzgmini.c
 )
 
-include_directories("chroma/inc")
+include_directories("src/chroma/inc")
 
 SET(src_no_sse
-    ${CMAKE_SOURCE_DIR}/chroma/system/interrupts.c
+    ${CMAKE_SOURCE_DIR}/src/chroma/system/interrupts.c
 )
 
 SET(src_preamble
-    ${CMAKE_SOURCE_DIR}/global/crt0.o
+    ${CMAKE_SOURCE_DIR}/src/global/crt0.o
-    ${CMAKE_SOURCE_DIR}/global/crti.o
+    ${CMAKE_SOURCE_DIR}/src/global/crti.o
-    ${CMAKE_SOURCE_DIR}/global/crtbegin.o
+    ${CMAKE_SOURCE_DIR}/src/global/crtbegin.o
 ) 
 
 set(src_epilogue
-    ${CMAKE_SOURCE_DIR}/global/crtend.o
+    ${CMAKE_SOURCE_DIR}/src/global/crtend.o
-    ${CMAKE_SOURCE_DIR}/global/crtn.o
+    ${CMAKE_SOURCE_DIR}/src/global/crtn.o
 )
 
 set_property(SOURCE ${src_no_sse} PROPERTY COMPILE_FLAGS -mgeneral-regs-only)
 
+set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_SOURCE_DIR}/bin)
+
 add_executable(kernel)
 
-target_sources(kernel PUBLIC ${src_preamble} PUBLIC ${src_files} PUBLIC ${src_no_sse} PUBLIC ${lib_files} PUBLIC ${CMAKE_SOURCE_DIR}/font.o PUBLIC ${src_epilogue})
+target_sources(kernel PUBLIC ${src_preamble} PUBLIC ${src_files} PUBLIC ${src_no_sse} PUBLIC ${lib_files} PUBLIC ${CMAKE_SOURCE_DIR}/src/assets/font.o PUBLIC ${src_epilogue})
 target_compile_options(kernel PRIVATE -ffreestanding -O0 -Wall -Wextra -Wall -Werror -pedantic -fPIC -fno-exceptions -fno-omit-frame-pointer -mno-red-zone -fno-stack-protector -ggdb3)
 target_link_options(kernel PRIVATE -T linker.ld -ffreestanding -O2 -nostdlib -nostartfiles -lgcc)

build_and_run.sh

@@ -0,0 +1,8 @@
+echo "Build"
+make kernel
+
+echo "POST:"
+./post.sh
+
+echo "RUN"
+./run.bat

post.sh

@@ -1,18 +1,19 @@
-cp kernel img/boot/exe
+cp bin/kernel img/boot/exe
 echo "Performing post-build actions:"
 echo "Creating raw img file for writing to a drive:"
-./mkbootimg.exe chroma.json chroma.img # for linux remove the .exe
+mkdir -p bin/img
+./tools/mkbootimg/mkbootimg.exe chroma.json bin/img/chroma.img # for linux remove the .exe
 
 echo "Checking for VirtualBox management tools"
 if [ -x "$(command -v VBoxManage)" ]; then
 echo "  VBoxManage found.. integrating."
 echo "   Clearing VirtualBox cache:"
 VBoxManage storageattach Chroma --port 0 --storagectl AHCI --medium none # removing a drive in virtualbox = attaching nothing
-VBoxManage closemedium disk --delete "`pwd`/chroma.vdi" # remove the existing .vdi image from the registry so we can overwrite it
+VBoxManage closemedium disk --delete "`pwd`/bin/img/chroma.vdi" # remove the existing .vdi image from the registry so we can overwrite it
 echo "   Creating new VirtualBox VDI image:"
-VBoxManage convertfromraw chroma.img --format VDI chroma.vdi # generate the new vdi from the img
+VBoxManage convertfromraw bin/img/chroma.img --format VDI bin/img/chroma.vdi # generate the new vdi from the img
 echo "   Attaching image to the VM."
-VBoxManage storageattach Chroma --port 0 --storagectl AHCI --type hdd --medium "`pwd`/chroma.vdi" # attach the new vdi to the vm so we can run it
+VBoxManage storageattach Chroma --port 0 --storagectl AHCI --type hdd --medium "`pwd`/bin/img/chroma.vdi" # attach the new vdi to the vm so we can run it
 echo "   VirtualBox integrations complete. You may execute run.sh to run your VirtualBox VM."
 fi
 

pre.sh

@@ -1,3 +1,5 @@
 #!/bin/sh
-x86_64-elf-ld -r -b binary -o font.o font.psf
+mkdir -p obj/assets
+x86_64-elf-ld -r -b binary -o src/assets/font.o src/assets/font.psf
+
 cmake -G"Unix Makefiles" .

src/chroma/inc/kernel/chroma.h

@@ -29,7 +29,7 @@ extern size_t LoadAddr;
 extern bootinfo bootldr;
 extern unsigned char* environment;
 extern uint8_t fb;
-extern volatile unsigned char _binary_font_psf_start;
+extern volatile unsigned char _binary_src_assets_font_psf_start;
 extern volatile size_t* _kernel_text_start;
 
 extern address_space_t KernelAddressSpace;

src/chroma/video/draw.c

@@ -291,7 +291,7 @@ void WriteString(const char* string) {
 
 void WriteStringWithFont(const char *inChar)
 {
-    psf_t *font = (psf_t*) &_binary_font_psf_start;
+    psf_t *font = (psf_t*) &_binary_src_assets_font_psf_start;
 
     unsigned int drawX, drawY, kx = 0, fontLine, bitMask, offset;
 
@@ -299,10 +299,10 @@ void WriteStringWithFont(const char *inChar)
 
     while(*inChar) {
         unsigned char *glyph = 
-            (unsigned char*) &_binary_font_psf_start
+            (unsigned char*) &_binary_src_assets_font_psf_start
             + font->headerSize 
-            + (*inChar > 0 && *inChar < (int)font->numGlyphs ? *inChar : 0)
+            + (*inChar > 0 && *inChar < (int)font->numGlyphs ? *inChar : 0) *
-            * font->glyphSize;
+            font->glyphSize;
 
 
         offset = (kx * (font->glyphWidth + 1) * 4);

tools/elf_url.txt

@@ -0,0 +1 @@
+https://github.com/lordmilko/i686-elf-tools/releases/download/7.1.0/x86_64-elf-tools-linux.zip