From 76802b45d7f67f2e9db1bb6e8a1e11757b0abe2d Mon Sep 17 00:00:00 2001
From: gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4>
Date: Wed, 17 Feb 2010 18:20:09 +0000
Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1624
 35acf78f-673a-0410-8e92-d51de3d6d3f4

---
 os/ports/GCC/SIMIA32/chcore.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'os')

diff --git a/os/ports/GCC/SIMIA32/chcore.h b/os/ports/GCC/SIMIA32/chcore.h
index 114e9ef43..00e33faa1 100644
--- a/os/ports/GCC/SIMIA32/chcore.h
+++ b/os/ports/GCC/SIMIA32/chcore.h
@@ -85,6 +85,8 @@ struct context {
  */
 #define SETUP_CONTEXT(workspace, wsize, pf, arg) {                      \
   uint8_t *esp = (uint8_t *)workspace + wsize;                          \
+  APUSH(esp, 0);                                                        \
+  APUSH(esp, 0);                                                        \
   APUSH(esp, arg);                                                      \
   APUSH(esp, threadexit);                                               \
   esp -= sizeof(struct intctx);                                         \
@@ -122,7 +124,7 @@ struct context {
   * Computes the thread working area global size.
   */
 #define THD_WA_SIZE(n) STACK_ALIGN(sizeof(Thread) +                     \
-                                   sizeof(void *) * 2 +                 \
+                                   sizeof(void *) * 4 +                 \
                                    sizeof(struct intctx) +              \
                                    sizeof(struct extctx) +              \
                                   (n) + (INT_REQUIRED_STACK))
-- 
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