First sign of life
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commit
793fbcd03c
7 changed files with 55 additions and 0 deletions
5
.gitignore
vendored
Normal file
5
.gitignore
vendored
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config.mk
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*.o
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boot.bin
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boot.elf
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21
Makefile
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21
Makefile
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-include config.mk
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.PHONY: all clean
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all: boot.bin
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clean:
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rm -f *.o
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rm -f boot.elf boot.bin
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config.mk: | config.default.mk
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cp config.default.mk $@
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boot.bin: boot.elf
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objcopy -O binary --only-section=.text boot.elf $@
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boot.elf: boot16.o fernlader.ld
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$(LD) $(LDFLAGS) -o $@ boot16.o
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.S.o:
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$(CC) $(CFLAGS) -c -o $@ $(@:.o=.S)
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2
Readme.md
Normal file
2
Readme.md
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# fernlader -- bootboot-compliant PXE bootloader
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14
boot16.S
Normal file
14
boot16.S
Normal file
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// vim: et:sw=12:ts=12:sts=12
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.code16
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.global _start
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.text
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_start:
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xor %bx, %bx
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mov $0x0E, %ah
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mov $'A', %al
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int $0x10
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1: hlt
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jmp 1b
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5
config.default.mk
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5
config.default.mk
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CC = cc
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LD = ld
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CFLAGS = -no-pie -fno-pic
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LDFLAGS = -Tfernlader.ld
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6
fernlader.ld
Normal file
6
fernlader.ld
Normal file
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SECTIONS {
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. = 0x7C00;
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.text : {
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*(*)
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}
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}
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2
run-qemu.sh
Executable file
2
run-qemu.sh
Executable file
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#!/bin/sh
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qemu-system-x86_64 -netdev user,id=n1,net=10.0.0.5/24,tftp=netboot,bootfile=/boot.bin -device virtio-net-pci,netdev=n1
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