xnu-792.10.96.tar.gz

[apple/xnu.git] / osfmk / ppc / Firmware.s

diff --git a/osfmk/ppc/Firmware.s b/osfmk/ppc/Firmware.s
index 960529bf87d226aa21d51d8722032589f363f257..d13104750993e7c3e63b2ab95b4d596ce3eac6a1 100644 (file)
--- a/osfmk/ppc/Firmware.s
+++ b/osfmk/ppc/Firmware.s
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2005 Apple Computer, Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
@@ -332,6 +332,7 @@ LEXT(xLoadIBATsLL)
 
 /*
  *                     This is the glue to call the CutTrace firmware call
+ *                     dbgTrace(id, p1, p2, p3, p4)
  */
                        
                        .align  5
@@ -339,8 +340,13 @@ LEXT(xLoadIBATsLL)
 
 LEXT(dbgTrace)
                        
+                       mr              r2,r3
+                       mr              r3,r4
                        lis             r0,HIGH_ADDR(CutTrace)                  /* Top half of CreateFakeIO firmware call number */
+                       mr              r4,r5
+                       mr              r5,r6
                        ori             r0,r0,LOW_ADDR(CutTrace)                /* Bottom half */
+                       mr              r6,r7
                        sc                                                                              /* Do it to it */
                        blr                                                                             /* Bye bye, Birdie... */
 
@@ -2341,7 +2347,6 @@ stsslbm:  slbmfee r6,r5
                        cmplwi  r5,64
                        addi    r4,r4,16
                        blt             stsslbm
-
                        
                        mtmsr   r0
                        isync