| /kernel/trunk/arch/ia32/boot/boot.ld |
|---|
| File deleted |
| /kernel/trunk/arch/ia32/boot/boot.S |
|---|
| File deleted |
| /kernel/trunk/arch/ia32/boot/grub.img.gz |
|---|
| Cannot display: file marked as a binary type. |
| svn:mime-type = application/octet-stream |
| Property changes: |
| Added: svn:mime-type |
| +application/octet-stream |
| \ No newline at end of property |
| /kernel/trunk/arch/ia32/boot/Makefile |
|---|
| 1,17 → 1,8 |
| .PHONY: build clean |
| build: boot.bin |
| dd if=boot.bin of=../../../image.bin bs=512 conv=sync |
| -cat ../../../kernel.bin >> ../../../image.bin |
| dd if=/dev/zero of=../../../image.bin bs=1 seek=1474559 count=1 |
| build: grub.img.gz |
| gunzip -c grub.img.gz > ../../../image.bin |
| e2cp ../../../kernel.bin ../../../image.bin:/boot/kernel.bin |
| boot.bin: boot.o |
| $(LD) -T boot.ld -entry _start_0x7c00 --oformat binary boot.o -o $@ |
| boot.o: boot.S |
| $(CC) -E -DKERNEL_SIZE=$(KERNEL_SIZE) boot.S > boot.s |
| $(AS) boot.s -o $@ |
| rm boot.s |
| clean: |
| -rm -f boot.o boot.bin ../../../image.bin |
| -rm -f ../../../image.bin |
| /kernel/trunk/arch/ia32/src/boot/boot.S |
|---|
| 164,10 → 164,18 |
| jmp mods_invalid |
| mods_valid: |
| movl 20(%ebx), %ecx # mbi->mods_count |
| cmpl $0, %ecx |
| je mods_invalid |
| movl 24(%ebx), %esi # mbi->mods_addr |
| movl 0(%esi), %edx # mods->mod_start |
| movl 4(%esi), %ecx # mods->mod_end |
| subl %edx, %ecx |
| mods_invalid: |
| movl %ecx, init_addr |
| movl %edx, init_size |
| movl %ecx, init_size |
| movl %edx, init_addr |
| bt $6, %eax # mbi->flags[6] (mmap_length, mmap_addr valid) |
| jc mmap_valid |