[OpenBIOS] [PATCH v2 10/10] ppc: Fix client stack setup

Andreas Färber andreas.faerber at web.de
Mon Oct 11 14:47:45 CEST 2010


The client stack was set up 96 * 64 KiB below the hash table.
Should be 96 KiB instead.

v2:
* Initial.

Cc: Alexander Graf <agraf at suse.de>
Signed-off-by: Andreas Färber <andreas.faerber at web.de>
---
 arch/ppc/qemu/start.S |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/arch/ppc/qemu/start.S b/arch/ppc/qemu/start.S
index 0775536..c995581 100644
--- a/arch/ppc/qemu/start.S
+++ b/arch/ppc/qemu/start.S
@@ -379,7 +379,8 @@ GLOBL(call_elf):
 	addi	r8,r8,LO(saved_stack)		// save our stack pointer
 	stw	r1,0(r8)
 	mfsdr1	r1
-	addis	r1, r1, -96
+	addi	r1, r1, -32768		/* - 32 KiB exception stack */
+	addis	r1, r1, -1			/* - 64 KiB stack */
 	lis	r5,HA(of_client_callback)
 	addi	r5,r5,LO(of_client_callback)	// r5 = callback
 	li	r6,0			// r6 = address of client program arguments (unused)
-- 
1.7.3




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