More Linux 3.19+ kernel compatability fixes

[palacios.git] / Makefile

diff --git a/Makefile b/Makefile
index 69493df..97022f3 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -298,7 +298,15 @@ V3_INCLUDE      := -Ipalacios/include \
 
 CPPFLAGS        := $(V3_INCLUDE) -D__V3VEE__
 
-CFLAGS                 :=  -fno-stack-protector -Wall -Werror  -mno-red-zone -fno-common 
+#
+# We want no-strict-aliasing here whether or not the target kernel
+# has it configued.  See Linus's rant about gcc's "if the standard
+# says we can do anything, we will do the wrong thing" behavior with
+# regard to this option
+#
+CFLAGS                 :=  -fno-stack-protector -Wall -Werror  -mno-red-zone -fno-common \
+                    -fno-strict-aliasing -ffreestanding \
+                   $(call cc-option, -Wno-unused-but-set-variable,)
 
 
 
@@ -379,9 +387,9 @@ ifneq ($(filter $(no-dot-config-targets), $(MAKECMDGOALS)),)
 endif
 
 ifeq ($(KBUILD_EXTMOD),)
-        ifneq ($(filter config %config,$(MAKECMDGOALS)),)
+        ifneq ($(filter %config,$(MAKECMDGOALS)),)
                 config-targets := 1
-                ifneq ($(filter-out config %config,$(MAKECMDGOALS)),)
+                ifneq ($(filter-out %config,$(MAKECMDGOALS)),)
                         mixed-targets := 1
                 endif
         endif
@@ -407,7 +415,7 @@ ifeq ($(config-targets),1)
 include $(srctree)/Makefile.$(ARCH)
 export KBUILD_DEFCONFIG
 
-config %config: scripts_basic outputmakefile FORCE
+%config: scripts_basic outputmakefile FORCE
        $(Q)mkdir -p palacios/include/config
        $(Q)$(MAKE) $(build)=scripts/kconfig $@
 #      $(Q)$(MAKE) -C $(srctree) KBUILD_SRC= .kernelrelease
@@ -437,6 +445,7 @@ devices-y       := palacios/src/devices/
 interfaces-y    := palacios/src/interfaces/
 extensions-y    := palacios/src/extensions/
 vnet-y          := palacios/src/vnet/
+gears-y         := palacios/src/gears/
 modules-y       := modules/
 
 
@@ -471,8 +480,12 @@ endif
 ifdef V3_CONFIG_LINUX
 DEFAULT_EXTRA_TARGETS=linux_module
 else
+ifdef V3_CONFIG_NAUTILUS
+DEFAULT_EXTRA_TARGETS=nautilus
+else
 DEFAULT_EXTRA_TARGETS=
 endif
+endif
 
 # The all: target is the default when no target is given on the
 # command line.
@@ -484,8 +497,19 @@ all: palacios $(DEFAULT_EXTRA_TARGETS)
 ifdef V3_CONFIG_LINUX
 CFLAGS          += -mcmodel=kernel 
 else
+ifdef V3_CONFIG_NAUTILUS
+CFLAGS          += -O2 \
+                  -fno-omit-frame-pointer \
+                  -ffreestanding \
+                  -fno-stack-protector \
+                  -fno-strict-aliasing \
+                  -mno-red-zone \
+                  -mcmodel=large 
+LDFLAGS         += -z max-page-size=0x1000
+else
 CFLAGS          += -fPIC
 endif
+endif
 
 ifdef V3_CONFIG_FRAME_POINTER
 CFLAGS         += -fno-omit-frame-pointer $(call cc-option,-fno-optimize-sibling-calls,)
@@ -512,6 +536,8 @@ NOSTDINC_FLAGS +=
 # disable pointer signedness warnings in gcc 4.0
 CFLAGS += $(call cc-option,-Wno-pointer-sign,)
 
+CFLAGS += -O2
+
 # Default kernel image to build when no specific target is given.
 # KBUILD_IMAGE may be overruled on the commandline or
 # set in the environment
@@ -529,7 +555,7 @@ export      INSTALL_PATH ?= /build
 
 
 palacios-dirs  := $(patsubst %/,%,$(filter %/,  \
-                    $(core-y) $(devices-y) $(interfaces-y) $(extensions-y) $(vnet-y) $(libs-y)) $(modules-y))
+                    $(core-y) $(devices-y) $(interfaces-y) $(extensions-y) $(vnet-y) $(gears-y) $(libs-y)) $(modules-y))
 
 
 
@@ -540,7 +566,7 @@ palacios-dirs       := $(patsubst %/,%,$(filter %/,  \
 
 palacios-cleandirs := $(sort $(palacios-dirs) $(patsubst %/,%,$(filter %/, \
                        $(core-n) $(core-) $(devices-n) $(devices-) \
-                       $(interfaces-n) $(interfaces-) $(extensions-n) $(extensions-) $(vnet-n) $(vnet-) $(modules-n) $(modules-))))
+                       $(interfaces-n) $(interfaces-) $(extensions-n) $(extensions-) $(vnet-n) $(vnet-) $(gears-n) $(gears-) $(modules-n) $(modules-))))
 
 
 
@@ -550,6 +576,7 @@ interfaces-y    := $(patsubst %/, %/built-in.o, $(interfaces-y))
 extensions-y    := $(patsubst %/, %/built-in.o, $(extensions-y))
 libs-y         := $(patsubst %/, %/built-in.o, $(libs-y))
 vnet-y          := $(patsubst %/, %/built-in.o, $(vnet-y))
+gears-y         := $(patsubst %/, %/built-in.o, $(gears-y))
 modules-y       := $(patsubst %/, %/built-in.o, $(modules-y))
 #lnxmod-y        := $(patsubst %/, %/built-in.o, $(lnxmod-y))
 
@@ -575,7 +602,7 @@ modules-y       := $(patsubst %/, %/built-in.o, $(modules-y))
 
 
 
-palacios := $(core-y) $(devices-y) $(interfaces-y) $(extensions-y) $(vnet-y) $(libs-y) $(modules-y)
+palacios := $(core-y) $(devices-y) $(interfaces-y) $(extensions-y) $(vnet-y) $(gears-y) $(libs-y) $(modules-y)
 
 
 # Rule to link palacios - also used during CONFIG_CONFIGKALLSYMS
@@ -621,12 +648,18 @@ palacios: libv3vee.a
 
 
 linux_module/v3vee.ko: linux_module/*.c linux_module/*.h libv3vee.a
-       cd linux_module/ && make
+       cd linux_module/ && make -j 8
        cp linux_module/v3vee.ko v3vee.ko
 
-
+.PHONY: linux_module
 linux_module: linux_module/v3vee.ko 
 
+nautilus/libnautilus.a: nautilus/*.c nautilus/*.h libv3vee.a
+       cd nautilus/ && make 
+       cp nautilus/libnautilus.a .
+
+.PHONY: nautilus
+nautilus: nautilus/libnautilus.a
 
 
 palacios.asm: palacios
@@ -940,7 +973,7 @@ target-dir = $(dir $@)
        $(Q)$(MAKE) $(build)=$(build-dir) $(target-dir)$(notdir $@)
 
 # Modules
-/ %/: prepare scripts FORCE
+%/: prepare scripts FORCE
        $(Q)$(MAKE) KBUILD_MODULES=$(if $(V3_CONFIG_MODULES),1) \
        $(build)=$(build-dir)
 %.ko: prepare scripts FORCE