From 507bbe3e8084a82c20399367801da87db7d14e65 Mon Sep 17 00:00:00 2001
From: wdenk <wdenk>
Date: Sun, 18 Apr 2004 21:13:41 +0000
Subject: * Patch by Yasushi Shoji, 07 Apr 2004:   - add support for microblaze
 processors   - add support for AtmarkTechno "suzaku" board

---
 examples/Makefile |  4 ++++
 examples/stubs.c  | 12 ++++++++++++
 2 files changed, 16 insertions(+)

(limited to 'examples')

diff --git a/examples/Makefile b/examples/Makefile
index 6bd10b5..f6b127b 100644
--- a/examples/Makefile
+++ b/examples/Makefile
@@ -45,6 +45,10 @@ ifeq ($(ARCH),m68k)
 LOAD_ADDR = 0x20000  -L $(clibdir)
 endif
 
+ifeq ($(ARCH),microblaze)
+LOAD_ADDR = 0x80F00000
+endif
+
 include $(TOPDIR)/config.mk
 
 SREC	= hello_world.srec
diff --git a/examples/stubs.c b/examples/stubs.c
index a897d0d..6f563ed 100644
--- a/examples/stubs.c
+++ b/examples/stubs.c
@@ -94,6 +94,18 @@ gd_t *global_data;
 "	move.l	(%%a0), %%a0\n"		\
 "	jmp	(%%a0)\n"			\
 	: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "a0");
+#elif defined(CONFIG_MICROBLZE)
+/*
+ * r31 holds the pointer to the global_data. r5 is a call-clobbered.
+ */
+#define EXPORT_FUNC(x)				\
+	asm volatile (				\
+"	.globl " #x "\n"			\
+#x ":\n"					\
+"	lwi	r5, r31, %0\n"			\
+"	lwi	r5, r5, %1\n"			\
+"	bra	r5\n"				\
+	: : "i"(offsetof(gd_t, jt)), "i"(XF_ ## x * sizeof(void *)) : "r5");
 #else
 #error stubs definition missing for this architecture
 #endif
-- 
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