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🆕 syscall模块，实现了第一个系统调用函数sys_printf

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fslongjin
2022-02-16 14:07:53 +08:00
parent 7238e3c13a
commit d3a5048f66
11 changed files with 219 additions and 8 deletions
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6
kernel/Makefile
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@ -10,8 +10,8 @@ all: kernel
objcopy -I elf64-x86-64 -S -R ".eh_frame" -R ".comment" -O binary kernel ../bin/kernel/kernel.bin
kernel: head.o entry.o main.o printk.o trap.o mm.o irq.o 8259A.o process.o
ld -b elf64-x86-64 -z muldefs -o kernel head.o exception/entry.o main.o common/printk.o exception/trap.o exception/irq.o exception/8259A.o mm/mm.o process/process.o -T link.lds
kernel: head.o entry.o main.o printk.o trap.o mm.o irq.o 8259A.o process.o syscall.o
ld -b elf64-x86-64 -z muldefs -o kernel head.o exception/entry.o main.o common/printk.o exception/trap.o exception/irq.o exception/8259A.o mm/mm.o process/process.o syscall/syscall.o -T link.lds
head.o: head.S
gcc -E head.S > head.s # 预处理
@ -46,6 +46,8 @@ mm.o: mm/mm.c
process.o: process/process.c
gcc -mcmodel=large -fno-builtin -m64 -c process/process.c -o process/process.o
syscall.o: syscall/syscall.c
gcc -mcmodel=large -fno-builtin -m64 -c syscall/syscall.c -o syscall/syscall.o
clean:
rm -rf $(GARBAGE)