From: Jack Lange <jarusl@cs.northwestern.edu>
Date: Thu, 6 May 2010 00:16:21 +0000 (-0500)
Subject: fixes for module build system
X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=commitdiff_plain;h=ed936af79f8e02be4cb888ad012e9ba9db30784f

fixes for module build system
---

diff --git a/symmods/capsule/Makefile b/symmods/capsule/Makefile
index ae6acb7..9f35bfe 100644
--- a/symmods/capsule/Makefile
+++ b/symmods/capsule/Makefile
@@ -1,14 +1,12 @@
-mod_name := test
-mod_dir := /home/jarusl
-mod_obj := bar.o
-mod_type := 1
-
-DEFS := -DMOD_NAME=$(mod_name) -DMOD_DIR=$(mod_dir) -DMOD_OBJ=$(mod_obj) -DMOD_TYPE=$(mod_type)
-
-
 
+DEFS := -DMOD_NAME=$(MOD_NAME) \
+	-DMOD_DIR=$(MOD_DIR) \
+	-DMOD_OBJ=$(MOD_OBJ) \
+	-DMOD_TYPE=$(MOD_TYPE)
 
 module: FORCE
-	gcc $(DEFS) -c binary.S -o module.vo
+	cpp -undef $(DEFS) binary.S -o $(MOD_DIR)/.tmp.binary.S
+	gcc $(DEFS) -c $(MOD_DIR)/.tmp.binary.S -o $(MOD_DIR)/$(MOD_NAME).vo
+	rm -f $(MOD_DIR)/.tmp.binary.S
 
 FORCE:
\ No newline at end of file
diff --git a/symmods/capsule/binary.S b/symmods/capsule/binary.S
index 2c62f50..5ff3796 100644
--- a/symmods/capsule/binary.S
+++ b/symmods/capsule/binary.S
@@ -21,13 +21,18 @@
 
 .data
 
-#define TOSTR(str) #str
-#define MOD_PATH(dir,name) TOSTR(dir/name)
+#define IDENT(str) str
+#define TOSTR(str) #str 
+#define XSTR(str) TOSTR(str)
+#define MOD_PATH(dir, name)  TOSTR(dir/name)
 #define MOD_NM(name) TOSTR(name)
 
+
+
+
 .globl mod_start
 mod_start:
-.incbin MOD_PATH(MOD_DIR, MOD_OBJ)
+.incbin MOD_PATH(MOD_DIR,MOD_OBJ)
 mod_stop:
 
 mod_name:
@@ -35,8 +40,17 @@ mod_name:
 
 
 .section "_v3_modules"
-.quad mod_name
+IDENT(#ifdef __X86_64__)
+.quad mod_name 
 .quad mod_start
-.quad mod_stop
+.quad mod_stop 
 .long MOD_TYPE
-
+IDENT(#else)
+.long mod_name
+.space 4
+.long mod_start
+.space 4
+.long mod_stop
+.space 4
+.long MOD_TYPE 
+IDENT(#endif)
diff --git a/symmods/linux/test/Makefile b/symmods/linux/test/Makefile
index 5f2e24e..757010d 100644
--- a/symmods/linux/test/Makefile
+++ b/symmods/linux/test/Makefile
@@ -1 +1,25 @@
-obj-m := test.o
+# This Makefile is a modified version that uses two recursive Make calls
+# First the linux module is compiled via the target kernels build system
+# Second, the module is encapsulated for the Palacios VMM
+
+V3_MOD_NAME := test
+V3_MOD_OBJ := test.ko
+LINUX_MOD_OBJ := test.o
+
+# This is the target used by the Linux build process
+ifneq ($(KERNELRELEASE),)
+	obj-m := $(LINUX_MOD_OBJ)
+else 
+# These are configuration values to be set
+
+	KERNELDIR := /home/jarusl/linux-2.6.30.y
+	PWD := $(shell pwd)
+	PALACIOSDIR := $(PWD)/../../capsule
+	V3_MOD_TYPE := V3_LINUX_MOD
+
+default:
+	$(MAKE) -C $(KERNELDIR) M=$(PWD) modules
+	$(MAKE) -C $(PALACIOSDIR) MOD_NAME=$(V3_MOD_NAME) MOD_DIR=$(PWD) \
+		MOD_OBJ=$(V3_MOD_OBJ) MOD_TYPE=$(V3_MOD_TYPE)
+
+endif