18. April 2024, 15:28
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/* UOS
* link.ld - linker file
*/
/* let the linker use its 'native' format (ELF/COFF/PE)
OUTPUT_FORMAT("elf32-i386") */
/* no leading underscore for symbols handled in asm: */
ENTRY(start)
LS_Phys = 0x100000; /* 1 meg = load (physical) address */
LS_Virt = 0x100000; /* 1 meg = virtual address */
SECTIONS
{
.text LS_Virt : AT(LS_Phys)
{
LS_Code = .;
/* symbols to mark start of code segment */
code = .; _code = .;
/* kernel code */
*(.text)
/* .rodata is the ELF constant data section */
*(.rodata*)
. = ALIGN(4096);
}
.data : AT(LS_Phys + (LS_Data - LS_Code))
{
LS_Data = .;
/* symbols to mark start of data segment */
data = .; _data = .;
/* kernel data */
*(.data)
. = ALIGN(4096);
}
.bss : AT(LS_Phys + (LS_Bss - LS_Code))
{
LS_Bss = .;
/* symbols to mark start of BSS segment */
bss = .; _bss = .;
/* kernel BSS */
*(.bss)
*(COMMON) /* "common" variables */
. = ALIGN(4096);
}
/* symbols to mark end of kernel */
end = .; _end = .;
}
CFLAGS = -nostdlib -fomit-frame-pointer -fno-builtin -Wall -march=i386 -I./header -I./header/libc
OBJ = kernel.o processore/irq.o processore/idt.o processore/cpuid.o hw/8259.o hw/8253.o \
hw/keyboard.o hw/clock.o hw/dma.o hw/floppy.o mem/paging.o mem/fismem.o io/io.o libc/stdlib.o libc/bitops.o libc/stdio.o \
libc/string.o task/task.o task/scheduler.o task/tss.o task/semaphore.o task/ipc/signal.o \
video.o system/kprg.o system/shell.o
uos.img: bl.img kernel.bin
bl.img : boot/boot.asm
nasm -f bin ./boot/boot.asm -o bl.img
kernel.bin: $(OBJ)
ld -Tlink.ld -okernel.bin $(OBJ) -Ttext 0x10000 -Map kernel.map
kernel.o: kernel.c
video.o: video.c
processore/idt.o: processore/idt.c
processore/irq.o: processore/irq.c
processore/cpuid.o: processore/cpuid.c
io/io.o: io/io.c
libc/bitops.o: libc/bitops.c
libc/stdlib.o: libc/stdlib.c
libc/stdio.o: libc/stdio.c
libc/string.o: libc/string.c
hw/8259.o: hw/8259.c
hw/8253.o: hw/8253.c
hw/keyboard.o: hw/keyboard.c
hw/clock.o: hw/clock.c
hw/dma.o: hw/dma.c
hw/floppy.o: hw/floppy.c
mem/fismem.o: mem/fismem.c
mem/paging.o: mem/paging.c
task/task.o: task/task.c
task/scheduler.o: task/scheduler.c
task/tss.o: task/tss.c
task/semaphore.o: task/semaphore.c
task/ipc/signal.o: task/ipc/signal.c
system/kprg.o: system/kprg.c
system/shell.o: system/shell.c
.PHONY: clean install
clean:
del *.img
del *.bin
del *.map
del *.o
del boot\*.o
del header\*.o
del header\libc\*.o
del hw\*.o
del io\*.o
del libc\*.o
del mem\*.o
del PROCES~1\*.o
del system\*.o
del task\*.o
del task\ipc\*.o
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