os-k-team/os-k
os-k-team
/
os-k
2
0
Fork 0
Code Issues 1 Pull Requests Packages Projects Releases Wiki Activity

Merge pull request #52 from os-k-team/master 

master
This commit is contained in:
Adrien Bourmault 2019-03-23 00:13:09 +01:00 committed by GitHub
parent 281964500b 48d700438c
commit 45920797c3
32 changed files with 1009 additions and 418 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

90
Makefile
View File

@ -32,11 +32,11 @@ CCNAME=x86_64-elf-gcc
ASMFLAGS=-f elf64 ASMFLAGS=-f elf64
LDFLAGS=-melf_x86_64 LDFLAGS=-melf_x86_64
COPTIM=-O2 COPTIM=-O2
CWARNS=-Wall -Wextra # -Werror=implicit-function-declaration CWARNS=-Wall -Wextra -Werror=implicit-function-declaration
CINCLUDES=-Ikaleid/include CINCLUDES=-Ikaleid/include
CFLAGS1=-nostdlib -ffreestanding -mcmodel=large # -std=gnu11 CFLAGS1=-nostdlib -ffreestanding -mcmodel=large -std=gnu11
CFLAGS2= -c -mno-red-zone -mno-mmx -mno-sse -mno-sse2 -fno-strict-aliasing CFLAGS2= -c -mno-red-zone -mno-mmx -mno-sse -mno-sse2 -fno-strict-aliasing
CFLAGS=$(CFLAGS1) $(CFLAGS2) -DNDEBUG CFLAGS=$(CFLAGS1) $(CFLAGS2)
KCC=$(CCNAME) $(COPTIM) $(CWARNS) $(CFLAGS) $(CINCLUDES) -D_OSK_SOURCE -D_KALEID_KERNEL KCC=$(CCNAME) $(COPTIM) $(CWARNS) $(CFLAGS) $(CINCLUDES) -D_OSK_SOURCE -D_KALEID_KERNEL
#Folders #Folders
@ -62,7 +62,7 @@ all : OS/K
# Common objects # Common objects
kal_com_obj= $(KOBJDIR)/atoi.o $(KOBJDIR)/ctype.o \ kal_com_obj= $(KOBJDIR)/atoi.o $(KOBJDIR)/ctype.o \
$(KOBJDIR)/itoa.o $(KOBJDIR)/memory.o \ $(KOBJDIR)/itoa.o $(KOBJDIR)/mem.o \
$(KOBJDIR)/rand.o $(KOBJDIR)/sprintf.o \ $(KOBJDIR)/rand.o $(KOBJDIR)/sprintf.o \
$(KOBJDIR)/status.o $(KOBJDIR)/string.o \ $(KOBJDIR)/status.o $(KOBJDIR)/string.o \
$(KOBJDIR)/strtol.o $(KOBJDIR)/argv.o \ $(KOBJDIR)/strtol.o $(KOBJDIR)/argv.o \
@ -71,55 +71,55 @@ kal_com_obj= $(KOBJDIR)/atoi.o $(KOBJDIR)/ctype.o \
$(KOBJDIR)/utoa.o $(KOBJDIR)/ltoa.o \ $(KOBJDIR)/utoa.o $(KOBJDIR)/ltoa.o \
$(KOBJDIR)/ultoa.o $(KOBJDIR)/ultoa.o
$(KOBJDIR)/atoi.o: $(KERNELDIR)/crtlib/atoi.c $(KOBJDIR)/atoi.o: $(KERNELDIR)/crtlib/atoi.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_ATOI $< -o $@ @$(KCC) -D_NEED_ATOI $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/atol.o: $(KERNELDIR)/crtlib/atoi.c $(KOBJDIR)/atol.o: $(KERNELDIR)/crtlib/atoi.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_ATOL $< -o $@ @$(KCC) -D_NEED_ATOL $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/atou.o: $(KERNELDIR)/crtlib/atoi.c $(KOBJDIR)/atou.o: $(KERNELDIR)/crtlib/atoi.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_ATOU $< -o $@ @$(KCC) -D_NEED_ATOU $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/atoul.o: $(KERNELDIR)/crtlib/atoi.c $(KOBJDIR)/atoul.o: $(KERNELDIR)/crtlib/atoi.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_ATOUL $< -o $@ @$(KCC) -D_NEED_ATOUL $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/ctype.o: $(KERNELDIR)/crtlib/ctype.c $(KOBJDIR)/ctype.o: $(KERNELDIR)/crtlib/ctype.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/itoa.o: $(KERNELDIR)/crtlib/itoa.c $(KOBJDIR)/itoa.o: $(KERNELDIR)/crtlib/itoa.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_ITOA $< -o $@ @$(KCC) -D_NEED_ITOA $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/ltoa.o: $(KERNELDIR)/crtlib/itoa.c $(KOBJDIR)/ltoa.o: $(KERNELDIR)/crtlib/itoa.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_LTOA $< -o $@ @$(KCC) -D_NEED_LTOA $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/utoa.o: $(KERNELDIR)/crtlib/itoa.c $(KOBJDIR)/utoa.o: $(KERNELDIR)/crtlib/itoa.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_UTOA $< -o $@ @$(KCC) -D_NEED_UTOA $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/ultoa.o: $(KERNELDIR)/crtlib/itoa.c $(KOBJDIR)/ultoa.o: $(KERNELDIR)/crtlib/itoa.c $(KERNELDIR)/include/*/*.h
@$(KCC) -D_NEED_ULTOA $< -o $@ @$(KCC) -D_NEED_ULTOA $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/memory.o: $(KERNELDIR)/crtlib/memory.c $(KOBJDIR)/mem.o: $(KERNELDIR)/crtlib/mem.c $(KERNELDIR)/include/*/*.h
@$(KCC) -fno-strict-aliasing $< -o $@ @$(KCC) -fno-strict-aliasing $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/rand.o: $(KERNELDIR)/crtlib/rand.c $(KOBJDIR)/rand.o: $(KERNELDIR)/crtlib/rand.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/sprintf.o: $(KERNELDIR)/crtlib/sprintf.c $(KOBJDIR)/sprintf.o: $(KERNELDIR)/crtlib/sprintf.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/status.o: $(KERNELDIR)/crtlib/status.c $(KOBJDIR)/status.o: $(KERNELDIR)/crtlib/status.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/string.o: $(KERNELDIR)/crtlib/string.c $(KOBJDIR)/string.o: $(KERNELDIR)/crtlib/string.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/strtol.o: $(KERNELDIR)/crtlib/strtol.c $(KOBJDIR)/strtol.o: $(KERNELDIR)/crtlib/strtol.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/argv.o: $(KERNELDIR)/extras/argv.c $(KOBJDIR)/argv.o: $(KERNELDIR)/extras/argv.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/prog.o: $(KERNELDIR)/extras/prog.c $(KOBJDIR)/prog.o: $(KERNELDIR)/extras/prog.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
@ -127,27 +127,37 @@ $(KOBJDIR)/prog.o: $(KERNELDIR)/extras/prog.c
kal_kern_obj= $(KOBJDIR)/kernel/cpuid.o $(KOBJDIR)/kernel/init.o \ kal_kern_obj= $(KOBJDIR)/kernel/cpuid.o $(KOBJDIR)/kernel/init.o \
$(KOBJDIR)/kernel/table.o $(KOBJDIR)/kernel/cursor.o \ $(KOBJDIR)/kernel/table.o $(KOBJDIR)/kernel/cursor.o \
$(KOBJDIR)/kernel/term.o $(KOBJDIR)/kernel/vga.o \ $(KOBJDIR)/kernel/term.o $(KOBJDIR)/kernel/vga.o \
$(KOBJDIR)/kernel/panic.o $(KOBJDIR)/kernel/panic.o $(KOBJDIR)/kernel/map.o \
$(KOBJDIR)/kernel/heap.o $(KOBJDIR)/kernel/malloc.o
$(KOBJDIR)/kernel/cpuid.o: $(KERNELDIR)/kernel/cpu/cpuid.c $(KOBJDIR)/kernel/cpuid.o: $(KERNELDIR)/kernel/cpu/cpuid.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/init.o: $(KERNELDIR)/kernel/init/init.c $(KOBJDIR)/kernel/init.o: $(KERNELDIR)/kernel/init/init.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/table.o: $(KERNELDIR)/kernel/init/table.c $(KOBJDIR)/kernel/table.o: $(KERNELDIR)/kernel/init/table.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/cursor.o: $(KERNELDIR)/kernel/io/cursor.c $(KOBJDIR)/kernel/cursor.o: $(KERNELDIR)/kernel/io/cursor.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/term.o: $(KERNELDIR)/kernel/io/term.c $(KOBJDIR)/kernel/term.o: $(KERNELDIR)/kernel/io/term.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/vga.o: $(KERNELDIR)/kernel/io/vga.c $(KOBJDIR)/kernel/vga.o: $(KERNELDIR)/kernel/io/vga.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/panic.o: $(KERNELDIR)/kernel/ke/panic.c $(KOBJDIR)/kernel/panic.o: $(KERNELDIR)/kernel/ke/panic.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/map.o: $(KERNELDIR)/kernel/mm/map.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/heap.o: $(KERNELDIR)/kernel/mm/heap.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3}
$(KOBJDIR)/kernel/malloc.o: $(KERNELDIR)/kernel/mm/malloc.c $(KERNELDIR)/include/*/*.h
@$(KCC) $< -o $@ @$(KCC) $< -o $@
@echo ${CL2}[$@] ${CL}Compiled.${CL3} @echo ${CL2}[$@] ${CL}Compiled.${CL3}
@ -155,13 +165,13 @@ $(KOBJDIR)/kernel/panic.o: $(KERNELDIR)/kernel/ke/panic.c
./ProjectTree: ./.stylehlp_sh ./ProjectTree: ./.stylehlp_sh
@cat ./.stylehlp_sh > ./ProjectTree @cat ./.stylehlp_sh > ./ProjectTree
@echo "\n" >> ./ProjectTree @echo "\n" >> ./ProjectTree
@tree >> ./ProjectTree @tree --dirsfirst >> ./ProjectTree
@echo ${CL2}[$@] ${CL}Generated.${CL3} @echo ${CL2}[$@] ${CL}Generated.${CL3}
## MAIN MAKEFILE ------------------------------------------------------------- # ## MAIN MAKEFILE ------------------------------------------------------------- #
.PHONY: test .PHONY: test
test: all test: all
@qemu-system-x86_64 -hda build/bin/disk.img -d cpu_reset,guest_errors,pcall,int -enable-kvm 2> qemu.log & @qemu-system-x86_64 -m 5G -hda build/bin/disk.img -d cpu_reset,guest_errors,pcall,int -enable-kvm 2> qemu.log &
@ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 64 > loader_disasm64.asm @ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 64 > loader_disasm64.asm
@ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 32 > loader_disasm32.asm @ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 32 > loader_disasm32.asm
.PHONY: test32 .PHONY: test32
@ -172,7 +182,7 @@ test32: all
.PHONY: debug .PHONY: debug
debug: all debug: all
@qemu-system-x86_64 -hda build/bin/disk.img -d cpu_reset,guest_errors,pcall,int -s -S -enable-kvm 2> qemu.log & @qemu-system-x86_64 -m 5G -hda build/bin/disk.img -d cpu_reset,guest_errors,pcall,int -s -S -enable-kvm 2> qemu.log &
@ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 64 > loader_disasm64.asm @ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 64 > loader_disasm64.asm
@ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 32 > loader_disasm32.asm @ndisasm $(BINDIR)/kaleid -o 0x00100000 -b 32 > loader_disasm32.asm
@ -180,19 +190,17 @@ debug: all
install_mbr: $(BINDIR)/disk.img $(MBRDIR)/grub.cfg install_mbr: $(BINDIR)/disk.img $(MBRDIR)/grub.cfg
@mkdir -p $(BINDIR)/disk @mkdir -p $(BINDIR)/disk
@echo ${CL2}[$@] ${NC}Installing MBR on image...${CL3} @echo ${CL2}[$@] ${NC}Installing MBR on image...${CL3}
-@$(MBRDIR)/umount.sh $(BINDIR)/disk -@$(MBRDIR)/umount.sh $(BINDIR)/disk || /bin/true
@$(MBRDIR)/grub-install.sh $(BINDIR)/disk.img $(BINDIR)/disk $(MBRDIR)/grub.cfg @$(MBRDIR)/grub-install.sh $(BINDIR)/disk.img $(BINDIR)/disk $(MBRDIR)/grub.cfg
@rmdir $(BINDIR)/disk @rmdir $(BINDIR)/disk
@echo ${CL2}[$@] ${CL}Success.${CL3} @echo ${CL2}[$@] ${CL}Success.${CL3}
.PHONY: clean .PHONY: clean
clean: clean:
-@$(MBRDIR)/umount.sh $(BINDIR)/disk -@$(MBRDIR)/umount.sh $(BINDIR)/disk || /bin/true
@rm -Rvf ./ProjectTree @rm -Rvf ./ProjectTree
@rm -Rvf $(BINDIR)/*.* @rm -Rvf $(BINDIR)/* $(OBJDIR)/*.o \
@rm -Rvf $(OBJDIR)/*.o $(OBJDIR)/*/*.o $(OBJDIR)/*/*.x86_64 $(OBJDIR)/*/*/*.o
@rm -Rvf $(OBJDIR)/*/*.o
@rm -Rvf $(OBJDIR)/*/*/*.o
@echo ${CL2}[[$@]] ${CL}Cleaned.${CL3} @echo ${CL2}[[$@]] ${CL}Cleaned.${CL3}
$(BINDIR)/kaleid: $(LOBJDIR)/kaleid.x86_64 $(BINDIR)/kaleid: $(LOBJDIR)/kaleid.x86_64
@ -209,14 +217,14 @@ $(LOBJDIR)/kaleid.x86_64: $(kal_kern_obj) $(kal_com_obj) $(LOBJDIR)/loader.o
-o $(LOBJDIR)/kaleid.x86_64 -o $(LOBJDIR)/kaleid.x86_64
@echo ${CL2}[$@] ${CL}Success.${CL3} @echo ${CL2}[$@] ${CL}Success.${CL3}
$(LOBJDIR)/loader.o: $(LOADERDIR)/loader.asm $(LOBJDIR)/loader.o: $(LOADERDIR)/loader.asm $(LOADERDIR)/*/*.inc
@echo ${CL2}[$@] ${NC}Making loader...${CL3} @echo ${CL2}[$@] ${NC}Making loader...${CL3}
@$(ASM) $(ASMFLAGS) $(LOADERDIR)/loader.asm -o $(LOBJDIR)/loader.o > /dev/null @$(ASM) $(ASMFLAGS) $(LOADERDIR)/loader.asm -o $(LOBJDIR)/loader.o > /dev/null
@echo ${CL2}[$@] ${CL}Success.${CL3} @echo ${CL2}[$@] ${CL}Success.${CL3}
$(BINDIR)/disk.img: $(MBRDIR)/create_disk.sh $(BINDIR)/disk.img: $(MBRDIR)/create_disk.sh
@echo ${CL2}[$@]${NC} Constructing disk image...${CL3} @echo ${CL2}[$@]${NC} Constructing disk image...${CL3}
-@$(MBRDIR)/umount.sh $(BINDIR)/disk -@$(MBRDIR)/umount.sh $(BINDIR)/disk || /bin/true
@$(MBRDIR)/create_disk.sh $(BINDIR)/disk.img @$(MBRDIR)/create_disk.sh $(BINDIR)/disk.img
@make install_mbr @make install_mbr
@echo ${CL2}[$@]${NC} Constructing disk image...${CL3} @echo ${CL2}[$@]${NC} Constructing disk image...${CL3}
@ -225,7 +233,7 @@ $(BINDIR)/disk.img: $(MBRDIR)/create_disk.sh
OS/K: $(BINDIR)/kaleid $(BINDIR)/disk.img ./ProjectTree OS/K: $(BINDIR)/kaleid $(BINDIR)/disk.img ./ProjectTree
@mkdir -p $(BINDIR)/disk @mkdir -p $(BINDIR)/disk
@echo ${CL2}[[$@]] ${NC}Integrating kernel...${CL3} @echo ${CL2}[[$@]] ${NC}Integrating kernel...${CL3}
-@$(MBRDIR)/umount.sh $(BINDIR)/disk -@$(MBRDIR)/umount.sh $(BINDIR)/disk || /bin/true
@$(MBRDIR)/mount.sh $(BINDIR)/disk.img $(BINDIR)/disk @$(MBRDIR)/mount.sh $(BINDIR)/disk.img $(BINDIR)/disk
@cp $(BINDIR)/kaleid $(BINDIR)/disk/boot/kaleid @cp $(BINDIR)/kaleid $(BINDIR)/disk/boot/kaleid
@$(MBRDIR)/umount.sh $(BINDIR)/disk @$(MBRDIR)/umount.sh $(BINDIR)/disk

130
ProjectTree
View File

@ -24,9 +24,7 @@
. .
├── AUTHORS
├── boot ├── boot
│   ├── folder.desc
│   ├── grub │   ├── grub
│   │   ├── create_disk.sh │   │   ├── create_disk.sh
│   │   ├── grub.cfg │   │   ├── grub.cfg
@ -34,72 +32,73 @@
│   │   ├── mount.sh │   │   ├── mount.sh
│   │   ├── multiboot.pdf │   │   ├── multiboot.pdf
│   │   └── umount.sh │   │   └── umount.sh
│   └── loader │   ├── loader
│   ├── cpu │   │   ├── cpu
│   │   ├── cpu32.inc │   │   │   ├── cpu32.inc
│   │   └── cpu.inc │   │   │   └── cpu.inc
│   ├── io │   │   ├── io
│   │   └── terminal.inc │   │   │   └── terminal.inc
│   ├── loader.asm │   │   ├── mem
│   ├── mem │   │   │   ├── management.inc
│   │   ├── management.inc │   │   │   └── structures.inc
│   │   └── structures.inc │   │   ├── multiboot
│   └── multiboot │   │   │   ├── check.inc
│   ├── check.inc │   │   │   └── header.inc
│   └── header.inc │   │   └── loader.asm
│   └── folder.desc
├── build ├── build
│   ├── bin │   ├── bin
│   │   ├── disk.img │   │   ├── disk.img
│   │   └── kaleid │   │   └── kaleid
│   ├── kernel.ld │   ├── obj
│   └── obj │   │   ├── boot
│   ├── boot │   │   │   ├── kaleid.x86_64
│   │   ├── kaleid.x86_64 │   │   │   └── loader.o
│   │   └── loader.o │   │   └── kaleid
│   └── kaleid │   │   ├── kernel
│   ├── argv.o │   │   │   ├── init
│   ├── atoi.o │   │   │   │   ├── init.o
│   ├── atol.o │   │   │   │   └── table.o
│   ├── atoul.o │   │   │   ├── io
│   ├── atou.o │   │   │   │   ├── cursor.o
│   ├── ctype.o │   │   │   │   ├── term.o
│   ├── itoa.o │   │   │   │   └── vga.o
│   ├── kernel │   │   │   ├── ke
│   │   ├── cpuid.o │   │   │   │   └── panic.o
│   │   ├── cursor.o │   │   │   ├── cpuid.o
│   │   ├── init
│   │   │   ├── init.o
│   │   │   └── table.o
│   │   ├── init.o
│   │   ├── io
│   │   │   ├── cursor.o │   │   │   ├── cursor.o
│   │   │   ├── heap.o
│   │   │   ├── init.o
│   │   │   ├── malloc.o
│   │   │   ├── map.o
│   │   │   ├── panic.o
│   │   │   ├── table.o
│   │   │   ├── term.o │   │   │   ├── term.o
│   │   │   └── vga.o │   │   │   └── vga.o
│   │   ├── ke │   │   ├── argv.o
│   │   │   └── panic.o │   │   ├── atoi.o
│   │   ├── panic.o │   │   ├── atol.o
│   │   ├── table.o │   │   ├── atoul.o
│   │   ├── term.o │   │   ├── atou.o
│   │   └── vga.o │   │   ├── ctype.o
│   ├── ltoa.o │   │   ├── itoa.o
│   ├── memory.o │   │   ├── ltoa.o
│   ├── prog.o │   │   ├── mem.o
│   ├── rand.o │   │   ├── prog.o
│   ├── sprintf.o │   │   ├── rand.o
│   ├── status.o │   │   ├── sprintf.o
│   ├── string.o │   │   ├── status.o
│   ├── strtol.o │   │   ├── string.o
│   ├── ultoa.o │   │   ├── strtol.o
│   └── utoa.o │   │   ├── ultoa.o
├── ChangeLog │   │   └── utoa.o
├── COPYING │   └── kernel.ld
├── grub.log
├── kaleid ├── kaleid
│   ├── crtlib │   ├── crtlib
│   │   ├── atoi.c │   │   ├── atoi.c
│   │   ├── ctype.c │   │   ├── ctype.c
│   │   ├── itoa.c │   │   ├── itoa.c
│   │   ├── memory.c │   │   ├── mem.c
│   │   ├── rand.c │   │   ├── rand.c
│   │   ├── sprintf.c │   │   ├── sprintf.c
│   │   ├── status.c │   │   ├── status.c
@ -123,20 +122,20 @@
│   │   │   ├── locks.h │   │   │   ├── locks.h
│   │   │   ├── malloc.h │   │   │   ├── malloc.h
│   │   │   └── prog.h │   │   │   └── prog.h
│   │   ├── kalbase.h
│   │   ├── kaleid.h
│   │   ├── kalext.h
│   │   ├── kernel │   │   ├── kernel
│   │   │   ├── base.h │   │   │   ├── base.h
│   │   │   ├── cpu.h │   │   │   ├── cpu.h
│   │   │   ├── heap.h
│   │   │   ├── iomisc.h │   │   │   ├── iomisc.h
│   │   │   ├── mm.h │   │   │   ├── mm.h
│   │   │   ├── multiboot.h
│   │   │   ├── panic.h │   │   │   ├── panic.h
│   │   │   ├── proc.h │   │   │   ├── proc.h
│   │   │   ├── sched.h │   │   │   ├── sched.h
│   │   │   └── term.h │   │   │   └── term.h
│   │   └── multiboot │   │   ├── kalbase.h
│   │   └── multiboot.h │   │   ├── kaleid.h
│   │   └── kalext.h
│   └── kernel │   └── kernel
│   ├── cpu │   ├── cpu
│   │   └── cpuid.c │   │   └── cpuid.c
@ -151,9 +150,16 @@
│   ├── ke │   ├── ke
│   │   └── panic.c │   │   └── panic.c
│   ├── mm │   ├── mm
│   │   ├── heap.c
│   │   ├── malloc.c
│   │   └── map.c
│   └── proc │   └── proc
│   ├── Makefile │   ├── Makefile
│   └── sched.c │   └── sched.c
├── AUTHORS
├── ChangeLog
├── COPYING
├── grub.log
├── loader_disasm32.asm ├── loader_disasm32.asm
├── loader_disasm64.asm ├── loader_disasm64.asm
├── Makefile ├── Makefile
@ -161,4 +167,4 @@
├── qemu.log ├── qemu.log
└── Readme.md └── Readme.md
31 directories, 105 files 30 directories, 112 files

BIN
boot/grub/multiboot.pdf
View File

Binary file not shown.

14
boot/loader/io/terminal.inc
View File

@ -28,7 +28,6 @@
;;VIDEO ;;VIDEO
%define TRAM 0xB8000 ; [T]ext[RAM] %define TRAM 0xB8000 ; [T]ext[RAM]
%define VRAM 0xA0000 ; [V]ideo[RAM]
%define VGA_HEIGHT 80 %define VGA_HEIGHT 80
;; GLOBAL DATA ;; GLOBAL DATA
@ -38,19 +37,6 @@ VGA_X32 dq 0
VGA_HEIGHT64 dq VGA_HEIGHT VGA_HEIGHT64 dq VGA_HEIGHT
VGA_X dq 0 VGA_X dq 0
testf:
push rsi
push rbx
mov esi, teststr
mov bl, 0xF
call write
pop rsi
pop rbx
ret
teststr: db "Salut",0
;-----------------------------------------------------------------------; ;-----------------------------------------------------------------------;
; x64/LM Clear Text Screen Function ; ; x64/LM Clear Text Screen Function ;
;-----------------------------------------------------------------------; ;-----------------------------------------------------------------------;

21
boot/loader/loader.asm
View File

@ -32,6 +32,7 @@
%include "boot/loader/mem/structures.inc" %include "boot/loader/mem/structures.inc"
global MB_start global MB_start
global MB_header
extern StartKern extern StartKern
[BITS 32] [BITS 32]
@ -43,6 +44,11 @@ MB_header:
dd MB_HEADER_MAGIC dd MB_HEADER_MAGIC
dd MB_HEADER_FLAGS dd MB_HEADER_FLAGS
dd CHECKSUM dd CHECKSUM
times 5 dd 0x0
dd MB_VIDEO_MODE
dd MB_VIDEO_WIDTH
dd MB_VIDEO_HEIGHT
dd MB_VIDEO_DEPTH
[section .text] [section .text]
@ -70,7 +76,7 @@ Error:
call write32 call write32
pop esi pop esi
jmp Die jmp Die
.ergo : db 219, 219, 219, " Error " .ergo : db 219, 219, 219, " OS/K Loader Error "
.code : db "00" .code : db "00"
db 0x0 db 0x0
; ---------------------------------------------------------------------------- ; ; ---------------------------------------------------------------------------- ;
@ -103,6 +109,12 @@ mbMagic dq 0
lbegin: lbegin:
call clear ; Clear the screen call clear ; Clear the screen
push esi ; Print the logo
mov bl, 0x0E
mov esi, LOGO
call write32
pop esi
;; BEGIN OF CHECKLIST ;; BEGIN OF CHECKLIST
call MB_check ; Check Multiboot State, ERR 01 call MB_check ; Check Multiboot State, ERR 01
@ -114,12 +126,6 @@ lbegin:
call Setup_paging ; Enable paging call Setup_paging ; Enable paging
call Go64 ; Prepare switch into long mode call Go64 ; Prepare switch into long mode
push esi ; Print the logo
mov bl, 0x0E
mov esi, LOGO
call write32
pop esi
;call disable_cursor ;call disable_cursor
lgdt [GDT64.pointer] lgdt [GDT64.pointer]
@ -153,6 +159,7 @@ _loader64:
call write call write
;; Launch the kernel ! ;; Launch the kernel !
;; XXX CHECK THE RAM BEFORE CALLING KERNEL !
call tritemporize ; Let time to see call tritemporize ; Let time to see
mov rdi, [mbInfo] mov rdi, [mbInfo]

7
boot/loader/multiboot/header.inc
View File

@ -27,8 +27,13 @@
MB_AOUT_KLUDGE equ 0 << 16 ; if we are not an ELF executable MB_AOUT_KLUDGE equ 0 << 16 ; if we are not an ELF executable
MB_ALIGN equ 1 << 0 ; Ask to align loaded modules on page boundaries MB_ALIGN equ 1 << 0 ; Ask to align loaded modules on page boundaries
MB_MEMINFO equ 1 << 1 ; Ask to provide memory map MB_MEMINFO equ 1 << 1 ; Ask to provide memory map
MB_VIDEOINFO equ 1 << 2 ; Ask to provide video infos
MB_VIDEO_MODE equ 0x1 ; Text mode
MB_VIDEO_WIDTH equ 80
MB_VIDEO_HEIGHT equ 24
MB_VIDEO_DEPTH equ 0x0
MB_HEADER_MAGIC equ 0x1badb002 MB_HEADER_MAGIC equ 0x1badb002
MB_GRUB_MAGIC equ 0x2badb002 MB_GRUB_MAGIC equ 0x2badb002
MB_HEADER_FLAGS equ MB_AOUT_KLUDGE|MB_ALIGN|MB_MEMINFO MB_HEADER_FLAGS equ MB_AOUT_KLUDGE|MB_ALIGN|MB_MEMINFO|MB_VIDEOINFO
CHECKSUM equ -(MB_HEADER_MAGIC + MB_HEADER_FLAGS) CHECKSUM equ -(MB_HEADER_MAGIC + MB_HEADER_FLAGS)
KERNEL_STACK equ 0x00200000 ; Stack starts at the 2mb address & grows down KERNEL_STACK equ 0x00200000 ; Stack starts at the 2mb address & grows down

22
kaleid/crtlib/memory.c → kaleid/crtlib/mem.c
View File

@ -23,9 +23,31 @@
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
#include <kalbase.h> #include <kalbase.h>
#include <extras/malloc.h>
/* DO NOT compile with strict aliasing on */ /* DO NOT compile with strict aliasing on */
//------------------------------------------//
// Memory allocation //
//------------------------------------------//
void *malloc(size_t n)
{
void *ptr;
error_t rc;
rc = KalAllocMemory(&ptr, n, 0, 0);
__set_errno(rc);
return ptr;
}
void free(void *ptr)
{
error_t rc = KalFreeMemory(ptr);
(void)rc;
}
//------------------------------------------// //------------------------------------------//
// memset() family // // memset() family //
//------------------------------------------// //------------------------------------------//

10
kaleid/extras/prog.c
View File

@ -47,17 +47,15 @@ const char *KalGetProgVersion(void)
return __progvers; return __progvers;
} }
bool KalSetProgVers(const char *vers) error_t KalSetProgVers(const char *vers)
{ {
(void)vers; (void)vers;
__set_errno(ENOSYS); return ENOSYS;
return false;
} }
bool KalSetProgName(const char *name) error_t KalSetProgName(const char *name)
{ {
(void)name; (void)name;
__set_errno(ENOSYS); return ENOSYS;
return false;
} }

12
kaleid/include/base/assert.h
View File

@ -77,23 +77,13 @@ noreturn void __assert_handler(const char *, const char *, int, const char *);
// When debugging // // When debugging //
//------------------------------------------// //------------------------------------------//
#if !defined(_NO_DEBUG) && !defined(NDEBUG) && !defined(KalAssert) #if /*!defined(_NO_DEBUG) && !defined(NDEBUG) &&*/ !defined(KalAssert)
// //
// Check whether (x) holds, if not call __assert_handler // Check whether (x) holds, if not call __assert_handler
// //
#define KalAssert KalAlwaysAssert #define KalAssert KalAlwaysAssert
#ifndef _OSK_SOURCE
// When not building for OS/K, use the system's assert
#include <assert.h>
#undef KalAlwaysAssert
#define KalAlwaysAssert assert
#endif
//------------------------------------------// //------------------------------------------//
// When not debugging // // When not debugging //
//------------------------------------------// //------------------------------------------//

13
kaleid/include/base/bdefs.h
View File

@ -45,6 +45,19 @@
//------------------------------------------// //------------------------------------------//
#ifndef _NO_UNITS
#define KB (1UL << 10)
#define MB (1UL << 20)
#define GB (1UL << 30)
#define TB (1UL << 40)
#endif
#ifndef _ALIGN_UP
#define _ALIGN_UP(x, s) (((x) + (s) - 1) & (~((s) - 1)))
#endif
//------------------------------------------//
#ifndef __BEGIN_DECLS #ifndef __BEGIN_DECLS
#ifdef __cpluplus #ifdef __cpluplus
# define __EXTERN_C extern "C" # define __EXTERN_C extern "C"

31
kaleid/include/base/crtlib.h
View File

@ -66,7 +66,7 @@ extern error_t __errno;
#define errno __errno #define errno __errno
#endif #endif
#define __get_errno(x) error_t x = errno; #define __get_errno(x) error_t x = errno
#define __set_errno(x) (errno = (x)) #define __set_errno(x) (errno = (x))
#else #else
@ -183,6 +183,11 @@ unsigned long strtoul(const char *restrict, char **restrict, int);
//------------------------------------------// //------------------------------------------//
void *malloc(size_t) __attribute__((__malloc__));
void free(void *);
//------------------------------------------//
int rand(void); int rand(void);
void srand(unsigned int); void srand(unsigned int);
@ -239,6 +244,30 @@ DEC_CTYPE_FUNC(isalnum, (_AL|_DG));
//------------------------------------------// //------------------------------------------//
#ifndef __min_defined
#define __min_defined
static inline int min(int __x, int __y)
{ return __x < __y ? __x : __y; }
#endif
#ifndef __lmin_defined
#define __lmin_defined
static inline int lmin(long __x, long __y)
{ return __x < __y ? __x : __y; }
#endif
#ifndef __max_defined
#define __max_defined
static inline int max(int __x, int __y)
{ return __x > __y ? __x : __y; }
#endif
#ifndef __lmax_defined
#define __lmax_defined
static inline int lmax(long __x, long __y)
{ return __x > __y ? __x : __y; }
#endif
#ifndef __abs_defined #ifndef __abs_defined
#define __abs_defined #define __abs_defined
static inline int abs(int __x) static inline int abs(int __x)

11
kaleid/include/base/errno.h
View File

@ -69,11 +69,14 @@
// Functionality not implemented // Functionality not implemented
#define ENOSYS 38 #define ENOSYS 38
// Component crashed // Address already in use
#define ECRASH 500 #define EADDRINUSE 98
// System is panicking // Failure (unspecified reason)
#define EPANIC 600 #define EFAILED 256
// Alignment error
#define EALIGN 257
//------------------------------------------// //------------------------------------------//

16
kaleid/include/extras/locks.h
View File

@ -51,7 +51,7 @@ enum LockType_t
// Mutex-type lock // Mutex-type lock
// //
// WARNING // WARNING
// AquireLock() panics when used on a mutex while not running a process // AcquireLock() panics when used on a mutex while not running a process
KLOCK_MUTEX, KLOCK_MUTEX,
// Spinlock-type lock // Spinlock-type lock
@ -121,18 +121,18 @@ void DestroyLock(Lock_t *lock)
} }
// //
// Aquire the lock // Acquire the lock
// Panic on double aquisition since that should never happen // Panic on double acquisition since that should never happen
// until we have at least a basic scheduler // until we have at least a basic scheduler
// //
static inline static inline
void AquireLock(Lock_t *lock) void AcquireLock(Lock_t *lock)
{ {
KalAssert(lock->initDone == INITOK); KalAssert(lock->initDone == INITOK);
while (!__sync_bool_compare_and_swap(&lock->locked, 0, 1)) { while (!__sync_bool_compare_and_swap(&lock->locked, 0, 1)) {
#ifdef _KALEID_KERNEL #ifdef _KALEID_KERNEL
StartPanic("AquireLock on an already locked object"); StartPanic("AcquireLock on an already locked object");
#else #else
if likely (lock->type == KLOCK_SPINLOCK) continue; if likely (lock->type == KLOCK_SPINLOCK) continue;
#ifdef _OSK_SOURCE #ifdef _OSK_SOURCE
@ -146,8 +146,8 @@ void AquireLock(Lock_t *lock)
} }
// //
// Release an already aquired lock // Release an already acquired lock
// Panic if the lock was never aquired // Panic if the lock was never acquired
// //
static inline static inline
void ReleaseLock(Lock_t *lock) void ReleaseLock(Lock_t *lock)
@ -161,7 +161,7 @@ void ReleaseLock(Lock_t *lock)
} }
// //
// Tries to aquire lock // Tries to acquire lock
// //
static inline static inline
bool AttemptLock(Lock_t *lock) bool AttemptLock(Lock_t *lock)

36
kaleid/include/extras/malloc.h
View File

@ -35,16 +35,34 @@ extern "C" {
//------------------------------------------// //------------------------------------------//
// // Flags for KalAllocMemory
// ¯\_(ツ)_/¯ enum
// {
#ifndef _STDLIB_H // Return zeroed-out memory
void *malloc(unsigned long); M_ZEROED = 1,
void free(void *);
#endif
#define KalAllocMemory malloc // Crash if allocation fails (ENABLED by default in the kernel)
#define KalFreeMemory free M_FAILCRASH = 2,
// Do NOT crash if allocation failed (meaningless outside of the kernel)
M_CANFAIL = 4,
};
enum
{
// Default memory allocation alignment (in bytes)
// Asking KalAllocMemory for an alignment of 0
// will cause it to use this value
M_DEFAULT_ALIGNMENT = alignof(QWORD),
// Minimal memory allocation alignment (in bytes)
// Asking KalAllocMemory for an nonzero alignment
// lower than this value will cause a EALIGN error
M_MINIMAL_ALIGNMENT = M_DEFAULT_ALIGNMENT
};
error_t KalAllocMemory(void **ptr, size_t req, int flags, size_t align);
error_t KalFreeMemory(void *ptr);
//------------------------------------------// //------------------------------------------//

4
kaleid/include/extras/prog.h
View File

@ -43,8 +43,8 @@ extern const char *__progvers;
const char *KalGetProgName(void); const char *KalGetProgName(void);
const char *KalGetProgVersion(void); const char *KalGetProgVersion(void);
bool KalSetProgVers(const char *); error_t KalSetProgVers(const char *);
bool KalSetProgName(const char *); error_t KalSetProgName(const char *);
//------------------------------------------// //------------------------------------------//

77
kaleid/include/kernel/base.h
View File

@ -42,10 +42,10 @@ typedef struct Terminal_t Terminal_t;
typedef struct ListHead_t ListHead_t; typedef struct ListHead_t ListHead_t;
typedef struct ListNode_t ListNode_t; typedef struct ListNode_t ListNode_t;
typedef struct Processor_t Processor_t; typedef struct Processor_t Processor_t;
typedef struct BootInfo_t BootInfo_t;
typedef enum ProcState_t ProcState_t; typedef enum ProcState_t ProcState_t;
typedef enum TermColor_t TermColor_t; typedef enum TermColor_t TermColor_t;
typedef enum KernelState_t KernelState_t;
//------------------------------------------// //------------------------------------------//
// Multiprocessor misc. // // Multiprocessor misc. //
@ -61,8 +61,9 @@ typedef enum KernelState_t KernelState_t;
// Get Process_t structure of current CPU // Get Process_t structure of current CPU
#define GetCurCPU() (cpuTable[_GetCurCPU()]) #define GetCurCPU() (cpuTable[_GetCurCPU()])
#define PANICSTR_SIZE 1024
//Get the BootInfo_t structure
#define GetBootInfo(x) bootTab.x
//------------------------------------------// //------------------------------------------//
// //
@ -73,9 +74,6 @@ struct Processor_t
// CPU number, index in CPU list // CPU number, index in CPU list
int index; int index;
// Panic string
char panicStr[PANICSTR_SIZE];
// Number of ticks since boot time // Number of ticks since boot time
ulong ticks; ulong ticks;
@ -96,11 +94,78 @@ struct Processor_t
ListHead_t *timeCritProcs; ListHead_t *timeCritProcs;
}; };
#define FB_EGA_TEXT 2
#define FB_INDEXED 0
#define FB_RGB 1
#define BINFO_SIZE 4096
struct BootInfo_t
{
// The Bootloader infos (GRUB in our case)
struct {
ushort valid;
uint grubFlags; //flags
uint modulesCount; //mods_count
void *modulesAddr; //mods_addr
char *grubName; //boot_loader_name
void *mbHeaderAddr;
} btldr;
// Informations about drives
struct {
ushort drvValid;
ushort bufferValid;
uint bootDrv; //boot_device
uint bufferLength; //drives_length
void *bufferAddr; //drives_addr
} drives;
// Informations about memory
struct {
ushort memValid;
ushort mapValid;
//BIOS provided low and up memory
uint lowMemory; //mem_lower
uint upMemory; //mem_upper
//GRUB provided memory map
uint mapLength; //mmap_length
void *mapAddr; //mmap_addr
uint ramSize; //The ram (init by map.c)
} memory;
// Informations about the video drive
struct {
ushort valid;
uint vbeControl; //vbe_control_info
uint vbeModeInfo; //vbe_mode_info
ushort vbeMode; //vbe_mode
ushort vbeInterfaceSeg; //vbe_interface_seg
ushort vbeInterfaceOff; //vbe_interface_off
ushort vbeInterfaceLen; //vbe_interface_len
void* framebufferAddr; //framebuffer_addr
uint framebufferPitch; //framebuffer_pitch
uint framebufferWidth; //framebuffer_width
uint framebufferHeight; //framebuffer_height
uchar framebufferBpp; //framebuffer_bpp
uchar framebufferType; //framebuffer_type
} video;
// Informations about the microcode firmware (BIOS/EFI)
struct {
ushort apmValid;
ushort romValid;
uint apmTable; //apm_table
uint romTable; //config_table
} firmware;
};
//------------------------------------------// //------------------------------------------//
extern int cpuCount; extern int cpuCount;
extern Processor_t cpuTable[NCPUS]; extern Processor_t cpuTable[NCPUS];
extern BootInfo_t bootTab;
//------------------------------------------// //------------------------------------------//
#define DEC_PER_CPU(name, field, type) \ #define DEC_PER_CPU(name, field, type) \

13
kaleid/include/kernel/cpu.h
View File

@ -22,8 +22,21 @@
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. // // along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
#ifndef _KALKERN_BASE_H
#include <kernel/base.h>
#endif
#ifndef _KALKERN_CPU_H
#define _KALKERN_CPU_H
//------------------------------------------//
#define cpuid(in, a, b, c, d) asm("cpuid" \ #define cpuid(in, a, b, c, d) asm("cpuid" \
: "=a" (a), "=b" (b), "=c" (c), "=d" (d) \ : "=a" (a), "=b" (b), "=c" (c), "=d" (d) \
: "a" (in) \ : "a" (in) \
); );
//------------------------------------------//
#endif

51
kaleid/include/kernel/heap.h Normal file
View File

@ -0,0 +1,51 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Memory related functions //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// any later version. //
// //
// OS/K is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY//without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#ifndef _KALKERN_BASE_H
#include <kernel/base.h>
#endif
#ifndef _KALKERN_MM_H
#define _KALKERN_MM_H
//------------------------------------------//
#define _HEAP_START (4 * MB)
void InitHeap(void);
void LockHeap(void);
void UnlockHeap(void);
size_t GetHeapSize(void);
size_t GetMaxHeapSize(void);
error_t SetMaxHeapSize(size_t);
error_t GrowHeap(size_t);
error_t ShrinkHeap(size_t);
//------------------------------------------//
#endif

1
kaleid/include/kernel/iomisc.h
View File

@ -22,7 +22,6 @@
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. // // along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
#ifndef _KALKERN_BASE_H #ifndef _KALKERN_BASE_H
#include <kernel/base.h> #include <kernel/base.h>
#endif #endif

17
kaleid/include/kernel/mm.h
View File

@ -21,3 +21,20 @@
// You should have received a copy of the GNU General Public License // // You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. // // along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
#include <kernel/multiboot.h>
#include <kernel/base.h>
#define MINIMUM_RAM_SIZE 16 //Mio, the minimum RAM size.
//
// Returns a pointer to the first entry of the memory map
//
void *GetMemoryMap(void);
//
// Initializes the memory map structure
//
error_t InitMemoryMap(void);
// -------------------------------------------------------------------------- //

156
kaleid/include/multiboot/multiboot.h → kaleid/include/kernel/multiboot.h
View File

@ -93,74 +93,74 @@
#ifndef ASM_FILE #ifndef ASM_FILE
typedef unsigned char multiboot_uint8_t; typedef unsigned char uchar;
typedef unsigned short multiboot_uint16_t; typedef unsigned short ushort;
typedef unsigned int multiboot_uint32_t; typedef unsigned int uint;
typedef unsigned long long multiboot_uint64_t; typedef unsigned long long ullong;
struct multiboot_header struct multiboot_header
{ {
/* Must be MULTIBOOT_MAGIC - see above. */ /* Must be MULTIBOOT_MAGIC - see above. */
multiboot_uint32_t magic; uint magic;
/* Feature flags. */ /* Feature flags. */
multiboot_uint32_t flags; uint flags;
/* The above fields plus this one must equal 0 mod 2^32. */ /* The above fields plus this one must equal 0 mod 2^32. */
multiboot_uint32_t checksum; uint checksum;
/* These are only valid if MULTIBOOT_AOUT_KLUDGE is set. */ /* These are only valid if MULTIBOOT_AOUT_KLUDGE is set. */
multiboot_uint32_t header_addr; uint header_addr;
multiboot_uint32_t load_addr; uint load_addr;
multiboot_uint32_t load_end_addr; uint load_end_addr;
multiboot_uint32_t bss_end_addr; uint bss_end_addr;
multiboot_uint32_t entry_addr; uint entry_addr;
/* These are only valid if MULTIBOOT_VIDEO_MODE is set. */ /* These are only valid if MULTIBOOT_VIDEO_MODE is set. */
multiboot_uint32_t mode_type; uint mode_type;
multiboot_uint32_t width; uint width;
multiboot_uint32_t height; uint height;
multiboot_uint32_t depth; uint depth;
}; };
/* The symbol table for a.out. */ /* The symbol table for a.out. */
struct multiboot_aout_symbol_table struct multiboot_aout_symbol_table
{ {
multiboot_uint32_t tabsize; uint tabsize;
multiboot_uint32_t strsize; uint strsize;
multiboot_uint32_t addr; uint addr;
multiboot_uint32_t reserved; uint reserved;
}; };
typedef struct multiboot_aout_symbol_table multiboot_aout_symbol_table_t; typedef struct multiboot_aout_symbol_table multiboot_aout_symbol_table_t;
/* The section header table for ELF. */ /* The section header table for ELF. */
struct multiboot_elf_section_header_table struct multiboot_elf_section_header_table
{ {
multiboot_uint32_t num; uint num;
multiboot_uint32_t size; uint size;
multiboot_uint32_t addr; uint addr;
multiboot_uint32_t shndx; uint shndx;
}; };
typedef struct multiboot_elf_section_header_table multiboot_elf_section_header_table_t; typedef struct multiboot_elf_section_header_table multiboot_elf_section_header_table_t;
struct multiboot_info struct multiboot_info
{ {
/* Multiboot info version number */ /* Multiboot info version number */
multiboot_uint32_t flags; uint flags;
/* Available memory from BIOS */ /* Available memory from BIOS */
multiboot_uint32_t mem_lower; uint mem_lower;
multiboot_uint32_t mem_upper; uint mem_upper;
/* "root" partition */ /* "root" partition */
multiboot_uint32_t boot_device; uint boot_device;
/* Kernel command line */ /* Kernel command line */
multiboot_uint32_t cmdline; uint cmdline;
/* Boot-Module list */ /* Boot-Module list */
multiboot_uint32_t mods_count; uint mods_count;
multiboot_uint32_t mods_addr; uint mods_addr;
union union
{ {
@ -169,54 +169,54 @@ struct multiboot_info
} u; } u;
/* Memory Mapping buffer */ /* Memory Mapping buffer */
multiboot_uint32_t mmap_length; uint mmap_length;
multiboot_uint32_t mmap_addr; uint mmap_addr;
/* Drive Info buffer */ /* Drive Info buffer */
multiboot_uint32_t drives_length; uint drives_length;
multiboot_uint32_t drives_addr; uint drives_addr;
/* ROM configuration table */ /* ROM configuration table */
multiboot_uint32_t config_table; uint config_table;
/* Boot Loader Name */ /* Boot Loader Name */
multiboot_uint32_t boot_loader_name; uint boot_loader_name;
/* APM table */ /* APM table */
multiboot_uint32_t apm_table; uint apm_table;
/* Video */ /* Video */
multiboot_uint32_t vbe_control_info; uint vbe_control_info;
multiboot_uint32_t vbe_mode_info; uint vbe_mode_info;
multiboot_uint16_t vbe_mode; ushort vbe_mode;
multiboot_uint16_t vbe_interface_seg; ushort vbe_interface_seg;
multiboot_uint16_t vbe_interface_off; ushort vbe_interface_off;
multiboot_uint16_t vbe_interface_len; ushort vbe_interface_len;
multiboot_uint64_t framebuffer_addr; ullong framebuffer_addr;
multiboot_uint32_t framebuffer_pitch; uint framebuffer_pitch;
multiboot_uint32_t framebuffer_width; uint framebuffer_width;
multiboot_uint32_t framebuffer_height; uint framebuffer_height;
multiboot_uint8_t framebuffer_bpp; uchar framebuffer_bpp;
#define MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED 0 #define MULTIBOOT_FRAMEBUFFER_TYPE_INDEXED 0
#define MULTIBOOT_FRAMEBUFFER_TYPE_RGB 1 #define MULTIBOOT_FRAMEBUFFER_TYPE_RGB 1
#define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2 #define MULTIBOOT_FRAMEBUFFER_TYPE_EGA_TEXT 2
multiboot_uint8_t framebuffer_type; uchar framebuffer_type;
union union
{ {
struct struct
{ {
multiboot_uint32_t framebuffer_palette_addr; uint framebuffer_palette_addr;
multiboot_uint16_t framebuffer_palette_num_colors; ushort framebuffer_palette_num_colors;
}; };
struct struct
{ {
multiboot_uint8_t framebuffer_red_field_position; uchar framebuffer_red_field_position;
multiboot_uint8_t framebuffer_red_mask_size; uchar framebuffer_red_mask_size;
multiboot_uint8_t framebuffer_green_field_position; uchar framebuffer_green_field_position;
multiboot_uint8_t framebuffer_green_mask_size; uchar framebuffer_green_mask_size;
multiboot_uint8_t framebuffer_blue_field_position; uchar framebuffer_blue_field_position;
multiboot_uint8_t framebuffer_blue_mask_size; uchar framebuffer_blue_mask_size;
}; };
}; };
}; };
@ -224,51 +224,51 @@ typedef struct multiboot_info multiboot_info_t;
struct multiboot_color struct multiboot_color
{ {
multiboot_uint8_t red; uchar red;
multiboot_uint8_t green; uchar green;
multiboot_uint8_t blue; uchar blue;
}; };
struct multiboot_mmap_entry struct multiboot_mmap_entry
{ {
multiboot_uint32_t size; uint size;
multiboot_uint64_t addr; ullong addr;
multiboot_uint64_t len; ullong len;
#define MULTIBOOT_MEMORY_AVAILABLE 1 #define MULTIBOOT_MEMORY_AVAILABLE 1
#define MULTIBOOT_MEMORY_RESERVED 2 #define MULTIBOOT_MEMORY_RESERVED 2
#define MULTIBOOT_MEMORY_ACPI_RECLAIMABLE 3 #define MULTIBOOT_MEMORY_ACPI_RECLAIMABLE 3
#define MULTIBOOT_MEMORY_NVS 4 #define MULTIBOOT_MEMORY_NVS 4
#define MULTIBOOT_MEMORY_BADRAM 5 #define MULTIBOOT_MEMORY_BADRAM 5
multiboot_uint32_t type; uint type;
} __attribute__((packed)); } __attribute__((packed));
typedef struct multiboot_mmap_entry multiboot_memory_map_t; typedef struct multiboot_mmap_entry multiboot_memory_map_t;
struct multiboot_mod_list struct multiboot_mod_list
{ {
/* the memory used goes from bytes 'mod_start' to 'mod_end-1' inclusive */ /* the memory used goes from bytes 'mod_start' to 'mod_end-1' inclusive */
multiboot_uint32_t mod_start; uint mod_start;
multiboot_uint32_t mod_end; uint mod_end;
/* Module command line */ /* Module command line */
multiboot_uint32_t cmdline; uint cmdline;
/* padding to take it to 16 bytes (must be zero) */ /* padding to take it to 16 bytes (must be zero) */
multiboot_uint32_t pad; uint pad;
}; };
typedef struct multiboot_mod_list multiboot_module_t; typedef struct multiboot_mod_list multiboot_module_t;
/* APM BIOS info. */ /* APM BIOS info. */
struct multiboot_apm_info struct multiboot_apm_info
{ {
multiboot_uint16_t version; ushort version;
multiboot_uint16_t cseg; ushort cseg;
multiboot_uint32_t offset; uint offset;
multiboot_uint16_t cseg_16; ushort cseg_16;
multiboot_uint16_t dseg; ushort dseg;
multiboot_uint16_t flags; ushort flags;
multiboot_uint16_t cseg_len; ushort cseg_len;
multiboot_uint16_t cseg_16_len; ushort cseg_16_len;
multiboot_uint16_t dseg_len; ushort dseg_len;
}; };
#endif /* ! ASM_FILE */ #endif /* ! ASM_FILE */

5
kaleid/include/kernel/panic.h
View File

@ -31,9 +31,8 @@
//------------------------------------------// //------------------------------------------//
// Can't use the macro because panicStr is an array #define PANICSTR_SIZE 1024
static inline char *GetPanicStr(void) extern volatile char PanicStr[PANICSTR_SIZE];
{ return GetCurCPU().panicStr; }
//------------------------------------------// //------------------------------------------//

36
kaleid/include/kernel/term.h
View File

@ -37,6 +37,11 @@
// //
enum { KTABSIZE = 4 }; enum { KTABSIZE = 4 };
//
// Upper bound on what a single KernLog() can write
//
enum { KLOG_MAX_BUFSIZE = 4096 };
// //
// The VGA colors // The VGA colors
// //
@ -75,46 +80,35 @@ struct Terminal_t
TermColor_t bgColor; TermColor_t bgColor;
// Defined in driver // Defined in driver
error_t (*ClearTermUnlocked)(Terminal_t *); error_t (*clear)(Terminal_t *);
error_t (*PutOnTermUnlocked)(Terminal_t *, char); error_t (*putchar)(Terminal_t *, char);
error_t (*PrintOnTermUnlocked)(Terminal_t *, const char *);
}; };
//------------------------------------------// //------------------------------------------//
void InitTerms(void); void InitTerms(void);
error_t ClearTerm(Terminal_t *); error_t ClearTerm(Terminal_t *);
error_t PutOnTerm(Terminal_t *, char);
error_t PrintOnTerm(Terminal_t *, const char *);
error_t ChTermColor(Terminal_t *, TermColor_t, TermColor_t); error_t ChTermColor(Terminal_t *, TermColor_t, TermColor_t);
error_t PutOnTerm(Terminal_t *, char);
error_t PutOnTermUnlocked(Terminal_t *, char);
error_t PrintOnTerm(Terminal_t *, const char *);
error_t PrintOnTermUnlocked(Terminal_t *, const char *);
error_t KernLog(const char *, ...); error_t KernLog(const char *, ...);
//------------------------------------------// //------------------------------------------//
extern Terminal_t *stdOut; extern Terminal_t *StdOut;
#define GetStdOut() (stdOut) extern Terminal_t *StdDbg;
#define SetStdOut(x) (stdOut = (x))
// Debug purposes
volatile ushort *vga;
//------------------------------------------// //------------------------------------------//
#ifndef _NO_DEBUG #ifndef _NO_DEBUG
extern Terminal_t *stdDbg;
#define GetStdDbg() (stdDbg)
#define SetStdDbg(x) (stdDbg = (x))
error_t DebugLog(const char *, ...); error_t DebugLog(const char *, ...);
#else // _NO_DEBUG #else // _NO_DEBUG
#define GetStdDbg() NULL
#define SetStdDbg(x) ((void)0)
#define DebugLog(fmt, ...) EOK #define DebugLog(fmt, ...) EOK
#endif #endif
//------------------------------------------// //------------------------------------------//

114
kaleid/kernel/init/init.c
View File

@ -21,12 +21,90 @@
// You should have received a copy of the GNU General Public License // // You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. // // along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------// //----------------------------------------------------------------------------//
#include <multiboot/multiboot.h>
#include <kernel/term.h> #include <kernel/term.h>
#include <kernel/panic.h> #include <kernel/panic.h>
#include <kernel/mm.h>
//
// BootInfo_t initialization. It is necessary because grub will potentially be
// wiped since it is below 1MB.... And we must reorganize all that stuff.
//
void InitBootInfo(multiboot_info_t *mbi)
{
extern uint MB_header;
char *okStr = "available";
char *noStr = "unavailable";
// We need the multiboot structure
KalAlwaysAssert(mbi);
//Retrieves the bootloader flags to ensure infos are valid
GetBootInfo(btldr).grubFlags = mbi->flags;
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_BOOT_LOADER_NAME) {
GetBootInfo(btldr).grubName = (char*)(ullong)(mbi->boot_loader_name);
GetBootInfo(btldr).mbHeaderAddr = (void*)(ullong)&MB_header;
GetBootInfo(btldr).valid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MODS) {
GetBootInfo(btldr).modulesCount = mbi->mods_count;
GetBootInfo(btldr).modulesAddr = (void*)(ullong)mbi->mods_addr;
}
//Retrieves the drives informations
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_DRIVE_INFO) {
GetBootInfo(drives).bufferLength = mbi->drives_length;
GetBootInfo(drives).bufferAddr = (void*)(ullong)mbi->drives_addr;
GetBootInfo(drives).bufferValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_BOOTDEV) {
GetBootInfo(drives).bootDrv = mbi->boot_device;
GetBootInfo(drives).drvValid = 1;
}
//Retrieves the memory informations
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MEMORY) {
GetBootInfo(memory).lowMemory = mbi->mem_lower;
GetBootInfo(memory).upMemory = mbi->mem_upper;
GetBootInfo(memory).memValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_MEM_MAP) {
GetBootInfo(memory).mapAddr = (void*)(ullong)mbi->mmap_addr;
GetBootInfo(memory).mapLength = mbi->mmap_length;
GetBootInfo(memory).mapValid = 1;
}
// XXX assign video infos, but unused at this time
// Retrieves the firmware infos
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_CONFIG_TABLE) {
GetBootInfo(firmware).romTable = mbi->config_table;
GetBootInfo(firmware).romValid = 1;
}
if (GetBootInfo(btldr).grubFlags & MULTIBOOT_INFO_APM_TABLE) {
GetBootInfo(firmware).apmTable = mbi->apm_table;
GetBootInfo(firmware).apmValid = 1;
}
//Now we check (debug)
/*DebugLog("[InitBootInfo] Flags : %b\n\n",
GetBootInfo(btldr).grubFlags);*/
DebugLog("[InitBootInfo] Boot loader %s\n",
GetBootInfo(btldr).valid ? okStr : noStr);
DebugLog("[InitBootInfo] Boot drive %s\n",
GetBootInfo(drives).drvValid ? okStr : noStr);
DebugLog("[InitBootInfo] Disk buffer %s\n",
GetBootInfo(drives).bufferValid ? okStr : noStr);
DebugLog("[InitBootInfo] Basic mem %s\n",
GetBootInfo(memory).memValid ? okStr : noStr);
DebugLog("[InitBootInfo] Memory map %s\n",
GetBootInfo(memory).mapValid ? okStr : noStr);
DebugLog("[InitBootInfo] ROM table %s\n",
GetBootInfo(firmware).romValid ? okStr : noStr);
DebugLog("[InitBootInfo] APM table %s\n\n",
GetBootInfo(firmware).apmValid ? okStr : noStr);
}
extern void testf(void);
// //
// Entry point of the Kaleid kernel // Entry point of the Kaleid kernel
@ -39,21 +117,21 @@ noreturn void StartKern(multiboot_info_t *mbInfo, int mbMagic)
// Kernel terminals // Kernel terminals
InitTerms(); InitTerms();
// We're out //Hello world because why not
StartPanic( "We were loaded by : %s\n\n\n" KernLog("%c%c%c OS/K\n\n", 219, 219, 219);
"We get\n"
" *mbInfo : %p\n"
" mbMagic : %x\n"
" mbBootdrv : %x\n"
" *mbMmap : %p\n"
" `-length : %d\n"
"\nGoodbye World :(",
mbInfo->boot_loader_name, KalAlwaysAssert(mbMagic == MULTIBOOT_BOOTLOADER_MAGIC);
mbInfo, KernLog("[Init] We have magic : %x\n\n", mbMagic);
mbMagic,
mbInfo->boot_device, //Initialize the BootInfo_t structure
mbInfo->mmap_addr, InitBootInfo(mbInfo);
mbInfo->mmap_length
); //Memory mapping
error_t mapBad = InitMemoryMap();
if (mapBad)
StartPanic("[Init] The memory map failed to initialize. Error : %d", mapBad);
// We're out
KernLog("\n[Init] Evil never dies !");
CrashSystem(); //yay
} }

5
kaleid/kernel/init/table.c
View File

@ -27,5 +27,8 @@
int cpuCount = 1; int cpuCount = 1;
Processor_t cpuTable[NCPUS] = {0}; Processor_t cpuTable[NCPUS] = {0};
Terminal_t *stdOut = 0, *stdDbg = 0; BootInfo_t bootTab = {0};
Terminal_t *StdOut = 0, *StdDbg = 0;
volatile char PanicStr[PANICSTR_SIZE] = {0};

140
kaleid/kernel/io/term.c
View File

@ -28,22 +28,22 @@ extern void VGA_Init(void);
extern Terminal_t VGA_Terminal; extern Terminal_t VGA_Terminal;
// //
// Initialize standard output // Initializes standard output
// //
void InitTerms(void) void InitTerms(void)
{ {
KalAssert(!GetStdOut() && !GetStdDbg()); KalAssert(!StdOut && !StdDbg);
VGA_Init(); VGA_Init();
SetStdDbg(&VGA_Terminal); StdDbg = &VGA_Terminal;
SetStdOut(&VGA_Terminal); StdOut = &VGA_Terminal;
ClearTerm(GetStdOut()); ClearTerm(StdOut);
} }
// //
// Fill terminal with spaces // Fills terminal with spaces
// //
error_t ClearTerm(Terminal_t *term) error_t ClearTerm(Terminal_t *term)
{ {
@ -52,15 +52,15 @@ error_t ClearTerm(Terminal_t *term)
if (term == NULL) return EINVAL; if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK); KalAssert(term->initDone == INITOK);
AquireLock(&term->lock); AcquireLock(&term->lock);
retcode = term->ClearTermUnlocked(term); retcode = term->clear(term);
ReleaseLock(&term->lock); ReleaseLock(&term->lock);
return retcode; return retcode;
} }
// //
// Change the color code // Changes the color code
// //
error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor) error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor)
{ {
@ -70,7 +70,7 @@ error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor)
if (term == NULL) if (term == NULL)
return EINVAL; return EINVAL;
AquireLock(&term->lock); AcquireLock(&term->lock);
term->fgColor = fgColor; term->fgColor = fgColor;
term->bgColor = bgColor; term->bgColor = bgColor;
@ -81,38 +81,134 @@ error_t ChTermColor(Terminal_t *term, TermColor_t fgColor, TermColor_t bgColor)
} }
// //
// Write a single character on the terminal // Writes a single character on the terminal (UNLOCKED version)
//
error_t PutOnTermUnlocked(Terminal_t *term, char ch)
{
uint i;
size_t prevY;
error_t rc = EOK;
if (ch == '\r') {
term->currentX = 0;
return EOK;
}
// Line feed first takes us to the very end of the line
// Later in this function we actually do the line feed
else if (ch == '\n') {
term->currentX = term->width - 1;
}
// Tabulations account for "term->tabSize" spaces
else if (ch == '\t') {
prevY = term->currentX;
for (i = 0; i < term->tabSize; i++) {
// Make sure tabulations can't spread over two lines
if (term->currentX == prevY) {
rc = term->putchar(term, ' ');
if (rc) return rc;
}
}
}
else rc = term->putchar(term, ch);
// Did we reach the end of line?
if (!rc && ++term->currentX == term->width) {
term->currentX = 0;
// Did we reach the buffer's end?
if (++term->currentY == term->height) {
term->currentY = 0;
}
}
return rc;
}
//
// Writes a single character on the terminal (LOCKED version)
// //
error_t PutOnTerm(Terminal_t *term, char ch) error_t PutOnTerm(Terminal_t *term, char ch)
{ {
error_t retcode; error_t rc;
if (term == NULL) return EINVAL; if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK); KalAssert(term->initDone == INITOK);
AquireLock(&term->lock); AcquireLock(&term->lock);
retcode = term->PutOnTermUnlocked(term, ch); rc = PutOnTermUnlocked(term, ch);
ReleaseLock(&term->lock); ReleaseLock(&term->lock);
return retcode; return rc;
} }
// //
// Print string on terminal // Prints string on terminal (UNLOCKED version)
//
error_t PrintOnTermUnlocked(Terminal_t *term, const char *str)
{
error_t rc = EOK;
while (*str && rc == EOK) {
rc = PutOnTermUnlocked(term, *str++);
}
return rc;
}
//
// Prints string on terminal (LOCKED version)
// //
error_t PrintOnTerm(Terminal_t *term, const char *str) error_t PrintOnTerm(Terminal_t *term, const char *str)
{ {
error_t retcode = EOK; error_t rc = EOK;
if (term == NULL) return EINVAL; if (term == NULL) return EINVAL;
KalAssert(term->initDone == INITOK); KalAssert(term->initDone == INITOK);
AquireLock(&term->lock); AcquireLock(&term->lock);
while (*str && retcode == EOK) { rc = PrintOnTermUnlocked(term, str);
retcode = term->PutOnTermUnlocked(term, *str++);
}
ReleaseLock(&term->lock); ReleaseLock(&term->lock);
return retcode; return rc;
} }
//
// Prints formatted string on standard output
// Prints at most KLOG_MAX_BUFSIZE characters
//
error_t KernLog(const char *fmt, ...)
{
va_list ap;
char logbuf[KLOG_MAX_BUFSIZE];
va_start(ap, fmt);
vsnprintf(logbuf, KLOG_MAX_BUFSIZE, fmt, ap);
va_end(ap);
return PrintOnTerm(StdOut, logbuf);
}
#ifndef _NO_DEBUG
//
// Prints formatted string on debug output
// Prints at most KLOG_MAX_BUFSIZE characters
//
error_t DebugLog(const char *fmt, ...)
{
va_list ap;
char logbuf[KLOG_MAX_BUFSIZE];
va_start(ap, fmt);
vsnprintf(logbuf, KLOG_MAX_BUFSIZE, fmt, ap);
va_end(ap);
return PrintOnTerm(StdDbg, logbuf);
}
#endif

63
kaleid/kernel/io/vga.c
View File

@ -37,7 +37,7 @@
#define VGA_ComputeEntry(ch, cl) (((ushort)(ch)) | (ushort)(cl) << 8) #define VGA_ComputeEntry(ch, cl) (((ushort)(ch)) | (ushort)(cl) << 8)
// //
// Clear terminal // Clears terminal
// //
error_t VGA_ClearTermUnlocked(Terminal_t *term) error_t VGA_ClearTermUnlocked(Terminal_t *term)
{ {
@ -55,73 +55,19 @@ error_t VGA_ClearTermUnlocked(Terminal_t *term)
} }
// //
// Write a single character on the terminal // Writes a single character on the terminal
// //
error_t VGA_PutOnTermUnlocked(Terminal_t *term, char ch) error_t VGA_PutOnTermUnlocked(Terminal_t *term, char ch)
{ {
uint i;
size_t prevY;
if (ch == '\r') {
term->currentX = 0;
return EOK;
}
// Line feed first takes us to the very end of the line
// Later in this function we actually do the line feed
else if (ch == '\n') {
term->currentX = term->width - 1;
}
// Tabulations account for "term->tabSize" spaces
else if (ch == '\t') {
prevY = term->currentX;
for (i = 0; i < term->tabSize; i++) {
// Make sure tabulations can't spread over two lines
if (term->currentX == prevY) {
VGA_PutOnTermUnlocked(term, ' ');
}
}
}
else {
ushort *buffer = (ushort *)term->data; ushort *buffer = (ushort *)term->data;
const size_t offset = VGA_ComputeOffset(term, term->currentX, term->currentY); const size_t offset = VGA_ComputeOffset(term, term->currentX, term->currentY);
buffer[offset] = VGA_ComputeEntry(ch, VGA_ComputeColorCode(term->fgColor, term->bgColor)); buffer[offset] = VGA_ComputeEntry(ch, VGA_ComputeColorCode(term->fgColor, term->bgColor));
}
// Did we reach the end of line?
if (++term->currentX == term->width) {
term->currentX = 0;
// Did we reach the buffer's end?
if (++term->currentY == term->height) {
// XXX scroll up
term->currentY = 0;
}
}
// Nothing can go wrong
return EOK; return EOK;
} }
//
// Print string on terminal
//
error_t VGA_PrintOnTermUnlocked(Terminal_t *term, const char *str)
{
error_t retcode = EOK;
while (*str && retcode == EOK) {
retcode = term->PutOnTermUnlocked(term, *str++);
}
return retcode;
}
// //
// VGA output // VGA output
// XXX custom sizes
// //
Terminal_t VGA_Terminal = { Terminal_t VGA_Terminal = {
.initDone = FALSE, .initDone = FALSE,
@ -140,9 +86,8 @@ Terminal_t VGA_Terminal = {
.fgColor = KTERM_COLOR_LGREY, .fgColor = KTERM_COLOR_LGREY,
.bgColor = KTERM_COLOR_BLACK, .bgColor = KTERM_COLOR_BLACK,
.ClearTermUnlocked = VGA_ClearTermUnlocked, .clear = VGA_ClearTermUnlocked,
.PutOnTermUnlocked = VGA_PutOnTermUnlocked, .putchar = VGA_PutOnTermUnlocked,
.PrintOnTermUnlocked = VGA_PrintOnTermUnlocked,
}; };

20
kaleid/kernel/ke/panic.c
View File

@ -37,8 +37,8 @@ noreturn void __assert_handler(const char *msg,
(void)file; (void)line; (void)func; (void)file; (void)line; (void)func;
StartPanic("cpu%d: In function '%s', from %s line %s - assert() failed: '%s'", StartPanic("In function '%s', from %s line %d - assertion failed: '%s'",
_GetCurCPU(), func, file, line, msg); func, file, line, msg);
} }
// //
@ -52,25 +52,23 @@ noreturn void StartPanic(const char *fmt, ...)
DisableIRQs(); DisableIRQs();
if (GetCurProc()) _SetCurProc(NULL); if (GetCurProc()) _SetCurProc(NULL);
if (GetStdOut() == NULL) CrashSystem(); if (StdOut == NULL) CrashSystem();
GetStdOut()->ClearTermUnlocked(GetStdOut());
if (fmt == NULL) { if (fmt == NULL) {
fmt = "(no message given)"; fmt = "(no message given)";
} }
if (*GetPanicStr()) { if (PanicStr[0] != 0) {
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), "\nDouble panic!"); PrintOnTermUnlocked(StdOut, "\nDouble panic!");
HaltCPU(); HaltCPU();
} }
va_start(ap, fmt); va_start(ap, fmt);
vsnprintf(GetPanicStr(), PANICSTR_SIZE, fmt, ap); vsnprintf((char *)PanicStr, PANICSTR_SIZE, fmt, ap);
va_end(ap); va_end(ap);
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), "\nPanic!\n\n"); PrintOnTermUnlocked(StdOut, "\nPanic!\n\n");
GetStdOut()->PrintOnTermUnlocked(GetStdOut(), GetPanicStr()); PrintOnTermUnlocked(StdOut, (char *)PanicStr);
HaltCPU(); HaltCPU();
} }
@ -80,7 +78,9 @@ noreturn void StartPanic(const char *fmt, ...)
// //
noreturn void CrashSystem(void) noreturn void CrashSystem(void)
{ {
while (1) {
DisableIRQs(); DisableIRQs();
HaltCPU(); HaltCPU();
} }
}

0
kaleid/kernel/mm/.placeholder
View File

129
kaleid/kernel/mm/heap.c Normal file
View File

@ -0,0 +1,129 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Early and very dumb heap managment //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// any later version. //
// //
// OS/K is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY//without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#include <kernel/heap.h>
// Least address out of the heap
static void *_heap_end;
// Maximal value of the heap
static size_t _heap_max;
// Lock NOT used internally, but used by KalAllocMemory() & co.
static Lock_t _heap_lock = INITLOCK(KLOCK_SPINLOCK);
// Debugging stub
size_t GetAvailZoneSize(void *x) { (void)x; return 8 * MB; }
//
// Initializes heap managment
//
void InitHeap(void)
{
assert(_heap_end == NULL);
_heap_end = (void *)_HEAP_START;
_heap_max = lmin(8 * MB, GetAvailZoneSize((void *)_HEAP_START));
}
//
// Acquires control of the heap's lock
//
void LockHeap(void)
{
AcquireLock(&_heap_lock);
}
//
// Releases control of the heap's lock
//
void UnlockHeap(void)
{
ReleaseLock(&_heap_lock);
}
//
// Returns the heap's current size
//
size_t GetHeapSize(void)
{
return (size_t)_heap_end - _HEAP_START;
}
//
// Returns the heap's maximum size
//
size_t GetMaxHeapSize(void)
{
return _heap_max;
}
//
// Changes the heap's maximal size
//
error_t SetMaxHeapSize(size_t new)
{
if (new > GetAvailZoneSize((void *)_HEAP_START)) {
return ENOMEM;
}
if (new < (size_t)_heap_end - _HEAP_START) {
return EADDRINUSE;
}
_heap_max = new;
return EOK;
}
//
// Extends the heap's size
//
error_t GrowHeap(size_t req)
{
assert(req % alignof(QWORD));
if ((size_t)_heap_end + req > _HEAP_START + _heap_max) {
return ENOMEM;
}
_heap_end += req;
return EOK;
}
//
// Reduces the heap's size
//
error_t ShrinkHeap(size_t req)
{
assert(req % alignof(QWORD));
if (req > (size_t)_heap_end - _HEAP_START) {
return EADDRINUSE;
}
_heap_end -= req;
return EOK;
}

71
kaleid/kernel/mm/malloc.c Normal file
View File

@ -0,0 +1,71 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: Early and very dumb memory managment //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// any later version. //
// //
// OS/K is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY//without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#include <kernel/heap.h>
#include <extras/malloc.h>
error_t KalAllocMemory(void **ptr, size_t req, int flags, size_t align)
{
error_t rc;
size_t brk;
if (align == 0) align = M_DEFAULT_ALIGNMENT;
if (align < M_MINIMAL_ALIGNMENT) {
return EALIGN;
}
LockHeap();
brk = _HEAP_START + GetHeapSize();
req = _ALIGN_UP(req + brk, align) - brk;
rc = GrowHeap(req);
UnlockHeap();
if (rc) {
if ((flags & M_CANFAIL) != 0)
return rc;
StartPanic("Out of memory");
}
if (flags & M_ZEROED) {
memzero(*ptr, req);
}
*ptr = (void *)brk;
return rc;
}
//
// Frees allocated memory
//
error_t KalFreeMemory(void *ptr)
{
(void)ptr;
return EOK;
}

46
kaleid/kernel/mm/map.c Normal file
View File

@ -0,0 +1,46 @@
//----------------------------------------------------------------------------//
// GNU GPL OS/K //
// //
// Desc: //
// //
// //
// Copyright © 2018-2019 The OS/K Team //
// //
// This file is part of OS/K. //
// //
// OS/K is free software: you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation, either version 3 of the License, or //
// any later version. //
// //
// OS/K is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY//without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with OS/K. If not, see <https://www.gnu.org/licenses/>. //
//----------------------------------------------------------------------------//
#include <kernel/mm.h>
#include <kernel/term.h>
error_t InitMemoryMap(void)
{
if (!GetBootInfo(memory).memValid && GetBootInfo(memory).mapValid)
return ENXIO;
DebugLog("[InitMemoryMap] Memory map address : %p, length : %d\n",
GetBootInfo(memory).mapAddr, GetBootInfo(memory).mapLength);
if ((GetBootInfo(memory).upMemory / (MB/KB)) <= MINIMUM_RAM_SIZE) //XXX before loading kernel...
return ENOMEM;
DebugLog("[InitMemoryMap] Low memory : %d Kio, Up memory : %d Mio\n",
GetBootInfo(memory).lowMemory, GetBootInfo(memory).upMemory / (MB/KB));
return EOK;
}
void *GetMemoryMap(void)
{
return (void*)0;
}