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-rw-r--r--Makefile20
-rwxr-xr-xskeleton/init8
2 files changed, 17 insertions, 11 deletions
diff --git a/Makefile b/Makefile
index 43b7666..2f5c6f1 100644
--- a/Makefile
+++ b/Makefile
@@ -1,9 +1,11 @@
ARCH=$(shell uname -m)
+MEMORY ?= 64
NET_BRIDGE ?= br0
NET_HWADDR ?= 66:66:66:66:66:66
NET_IP4 ?=
LINUX_LOCAL ?=
DEFCONFIG ?=
+NO_MODULES ?=
BUILDJOBS ?= $(shell cat /proc/cpuinfo | grep -o '^processor' | wc -l)
THIS_DIR=$(realpath .)
@@ -101,8 +103,10 @@ else
endif
make -C '$(LINUX_BUILD_DIR)' kvmconfig
make -C '$(LINUX_BUILD_DIR)' -j$(BUILDJOBS) ARCH='$(ARCH)' bzImage
+ifeq (x$(NO_MODULES),x)
make -C '$(LINUX_BUILD_DIR)' -j$(BUILDJOBS) ARCH='$(ARCH)' INSTALL_MOD_PATH='$(ROOTFS_DIR)/usr' modules
make -C '$(LINUX_BUILD_DIR)' -j$(BUILDJOBS) ARCH='$(ARCH)' INSTALL_MOD_PATH='$(ROOTFS_DIR)/usr' modules_install
+endif
make -C '$(LINUX_BUILD_DIR)' -j$(BUILDJOBS) ARCH='$(ARCH)' INSTALL_HDR_PATH='$(ROOTFS_DIR)/usr' headers_install
$(MUSL_TARGET):
@@ -162,20 +166,20 @@ net:
-test -x /etc/qemu-ifup || sudo scripts/qemu-ifup linux-qemu-test
qemu: image
- qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -vga qxl -display sdl
+ qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -m $(MEMORY) -vga qxl -display sdl
qemu-console: image
- qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -curses
+ qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -m $(MEMORY) -curses
qemu-serial: image
- qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -nographic -append console=ttyS0
+ qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -m $(MEMORY) -nographic -append console=ttyS0
qemu-serial-net: image
- qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -nographic \
+ qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -m $(MEMORY) -nographic \
-net nic,macaddr=$(NET_HWADDR) -net tap,ifname=linux-qemu-test,br=$(NET_BRIDGE),script=no,downscript=no -append 'net $(if $(NET_IP4),ip4) console=ttyS0'
qemu-net: image
- qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -vga qxl -display sdl \
+ qemu-system-$(ARCH) -kernel '$(LINUX_BUILD_DIR)/arch/$(ARCH)/boot/bzImage' -initrd '$(INITRD_TARGET)' -enable-kvm -m $(MEMORY) -vga qxl -display sdl \
-net nic,macaddr=$(NET_HWADDR) -net tap,ifname=linux-qemu-test,br=$(NET_BRIDGE),script=no,downscript=no -append 'net $(if $(NET_IP4),ip4)'
define HELP_PREFIX
@@ -206,11 +210,13 @@ help:
$(call HELP_PREFIX,qemu-net,test your kernel/initramfs combination with QEMU and network support through TAP)
@echo
@echo -e '\tAdditional make options:'
- $(call HELP_PREFIX_OPTS,NET_BRIDGE=if,set your host network bridge)
+ $(call HELP_PREFIX_OPTS,NO_MODULES=y,neither build nor install kernel modules)
+ $(call HELP_PREFIX_OPTS,MEMORY=[SIZE],set the RAM size for QEMU)
+ $(call HELP_PREFIX_OPTS,NET_BRIDGE=[IF],set your host network bridge interface)
$(call HELP_PREFIX_OPTS,NET_IP4=y,force IPv4 if set)
$(call HELP_PREFIX_OPTS,NET_HWADDR=66:66:66:66:66:66,set mac address for the qemu guest)
$(call HELP_PREFIX_OPTS,LINUX_LOCAL=/path/to/linux,set a custom linux directory)
$(call HELP_PREFIX_OPTS,DEFCONFIG=y,use linux `make oldconfig` instead of `make x86_64_defconfig`)
- $(call HELP_PREFIX_OPTS,BUILDJOBS=n,set the maximum number of concurrent build jobs)
+ $(call HELP_PREFIX_OPTS,BUILDJOBS=[NUMBER-OF-JOBS],set the maximum number of concurrent build jobs)
.PHONY: all pre dl extract build build-linux image image-rebuild image-repack net qemu qemu-console qemu-serial qemu-serial-net qemu-net help
diff --git a/skeleton/init b/skeleton/init
index e5c079b..29a9f3b 100755
--- a/skeleton/init
+++ b/skeleton/init
@@ -6,10 +6,10 @@ HOSTNAME='minlin'
UDHCPC_ARGS=
mkdir -p /dev /proc /sys
-mount -t devtmpfs none /dev -o size=4k
-mount -t proc none /proc
-mount -t sysfs none /sys
-mount -t debugfs nodev /sys/kernel/debug
+mount -t devtmpfs devtmpfs /dev -o size=4k
+mount -t proc proc /proc
+mount -t sysfs sysfs /sys
+mount -t debugfs debugfs /sys/kernel/debug
if [ x"$(command -v klogd)" != x ]; then
$(command -v klogd)