[PATCH 4/5] microblaze linux has no SDA support

Steve Bennett steveb at workware.net.au
Thu Sep 29 22:40:22 UTC 2011


The linker does not set up the Small Data Area symbols,
_SDA_BASE_ and _SDA2_BASE_ so don't try to resolve them

Signed-off-by: Ryan Flux <ryan.flux at emsolutions.com.au>
Signed-off-by: Steve Bennett <steveb at workware.net.au>
---
 libc/sysdeps/linux/microblaze/crt0.S |    3 +++
 libc/sysdeps/linux/microblaze/crt1.S |    3 +++
 2 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/libc/sysdeps/linux/microblaze/crt0.S b/libc/sysdeps/linux/microblaze/crt0.S
index 591c3a2..f6692ae 100644
--- a/libc/sysdeps/linux/microblaze/crt0.S
+++ b/libc/sysdeps/linux/microblaze/crt0.S
@@ -31,9 +31,12 @@ C_ENTRY(_start):
 	add	r3, r3, r3
 	add	r7, r6, r3	/* add to argv to get offset */
 
+/* No SDAs on linux  */
+#if 0
 	/* Load SDAs */
 	la	r2, r0, C_SYMBOL_NAME(_SDA_BASE_)
 	la	r13, r0, C_SYMBOL_NAME(_SDA2_BASE_)
+#endif
 
 	/* tail-call uclibc's startup routine */
 	brid	C_SYMBOL_NAME(__uClibc_main)
diff --git a/libc/sysdeps/linux/microblaze/crt1.S b/libc/sysdeps/linux/microblaze/crt1.S
index e9564cf..195e139 100644
--- a/libc/sysdeps/linux/microblaze/crt1.S
+++ b/libc/sysdeps/linux/microblaze/crt1.S
@@ -24,9 +24,12 @@
 	.align 4
 C_SYMBOL_NAME(_start):
 
+/* No SDAs on linux  */
+#if 0
 	/* Load SDAs */
 	la	r2, r0, C_SYMBOL_NAME(_SDA2_BASE_) /* in the original source r2 was SDA, and r13 was SDA2, no idea why */
 	la	r13, r0, C_SYMBOL_NAME(_SDA_BASE_)
+#endif
 
 	/*
 	Preparing arguments for uClibc's startup routine.
-- 
1.7.4.4



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