[Xen-changelog] [xen master] xen/arm: arm64: Move the define BRK_BUG_FRAME into a separate header

[patchbot@xxxxxxx]

commit 7a89a1f56a1a24377d930cae82345ff608f42b12
Author:     Julien Grall <julien.grall@xxxxxxx>
AuthorDate: Wed Jun 22 12:15:21 2016 +0100
Commit:     Stefano Stabellini <sstabellini@xxxxxxxxxx>
CommitDate: Wed Jul 13 18:30:45 2016 +0100

    xen/arm: arm64: Move the define BRK_BUG_FRAME into a separate header
    
    New immediates will be defined in the future. To keep track of the
    immediates allocated, gather all of them in a separate header.
    
    Also rename BRK_BUG_FRAME to BKR_BUG_FRAME_IMM.
    
    Signed-off-by: Julien Grall <julien.grall@xxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
 xen/arch/arm/traps.c            |  2 +-
 xen/include/asm-arm/arm64/brk.h | 26 ++++++++++++++++++++++++++
 xen/include/asm-arm/arm64/bug.h |  5 ++---
 3 files changed, 29 insertions(+), 4 deletions(-)

diff --git a/xen/arch/arm/traps.c b/xen/arch/arm/traps.c
index 185f7a5..42011c5 100644
--- a/xen/arch/arm/traps.c
+++ b/xen/arch/arm/traps.c
@@ -1202,7 +1202,7 @@ static void do_trap_brk(struct cpu_user_regs *regs, const 
union hsr hsr)
 
     switch (hsr.brk.comment)
     {
-    case BRK_BUG_FRAME:
+    case BRK_BUG_FRAME_IMM:
         if ( do_bug_frame(regs, regs->pc) )
             goto die;
 
diff --git a/xen/include/asm-arm/arm64/brk.h b/xen/include/asm-arm/arm64/brk.h
new file mode 100644
index 0000000..7867b07
--- /dev/null
+++ b/xen/include/asm-arm/arm64/brk.h
@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2016 ARM Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __ASM_ARM_ARM64_BRK
+#define __ASM_ARM_ARM64_BRK
+
+/*
+ * #imm16 values used for BRK instruction generation
+ * 0x001: xen-mode BUG() and WARN() traps
+ */
+#define BRK_BUG_FRAME_IMM   1
+
+#endif /* !__ASM_ARM_ARM64_BRK */
+/*
+ * Local variables:
+ * mode: C
+ * c-file-style: "BSD"
+ * c-basic-offset: 4
+ * indent-tabs-mode: nil
+ * End:
+ */
diff --git a/xen/include/asm-arm/arm64/bug.h b/xen/include/asm-arm/arm64/bug.h
index 42b0e4f..59f664d 100644
--- a/xen/include/asm-arm/arm64/bug.h
+++ b/xen/include/asm-arm/arm64/bug.h
@@ -2,9 +2,8 @@
 #define __ARM_ARM64_BUG_H__
 
 #include <xen/stringify.h>
+#include <asm/arm64/brk.h>
 
-#define BRK_BUG_FRAME 1
-
-#define BUG_INSTR "brk " __stringify(BRK_BUG_FRAME)
+#define BUG_INSTR "brk " __stringify(BRK_BUG_FRAME_IMM)
 
 #endif /* __ARM_ARM64_BUG_H__ */
--
generated by git-patchbot for /home/xen/git/xen.git#master

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