freebsd-dev/sys/conf/Makefile.arm64
Andrew Turner e5acd89c78 Bring in the start of the arm64 kernel.
This is only the minimum set of files needed to boot in qemu. As such it is
missing a few things.

The bus_dma code is currently only stub functions with a full implementation
from the development tree to follow.

The gic driver has been copied as the interrupt framework is different. It
is expected the two drivers will be merged by the arm intrng project,
however this will need to be imported into the tree and support for arm64
would need to be added.

This includes code developed by myself, SemiHalf, Ed Maste, and Robin
Randhawa from ARM. This has been funded by the FreeBSD Foundation, with
early development by myself in my spare time with assistance from Robin.

Differential Revision:	https://reviews.freebsd.org/D2199
Reviewed by:	emaste, imp
Relnotes:	yes
Sponsored by:	The FreeBSD Foundation
2015-04-13 14:43:10 +00:00

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Makefile

# Makefile.arm64 -- with config changes.
# Copyright 1990 W. Jolitz
# from: @(#)Makefile.i386 7.1 5/10/91
# from FreeBSD: src/sys/conf/Makefile.i386,v 1.255 2002/02/20 23:35:49
# $FreeBSD$
#
# Makefile for FreeBSD
#
# This makefile is constructed from a machine description:
# config machineid
# Most changes should be made in the machine description
# /sys/arm64/conf/``machineid''
# after which you should do
# config machineid
# Generic makefile changes should be made in
# /sys/conf/Makefile.arm64
# after which config should be rerun for all machines.
#
# Which version of config(8) is required.
%VERSREQ= 600012
.if !defined(S)
S= ../../..
.endif
.include "$S/conf/kern.pre.mk"
INCLUDES+= -I$S/contrib/libfdt
# We generally don't want fpu instructions in the kernel.
CFLAGS += -mgeneral-regs-only
# Reserve x18 for pcpu data
CFLAGS += -ffixed-x18
.if !empty(DDB_ENABLED)
CFLAGS += -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer
.endif
%BEFORE_DEPEND
%OBJS
%FILES.c
%FILES.s
%FILES.m
%CLEAN
%RULES
.include "$S/conf/kern.post.mk"