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Diffstat (limited to 'arch/arm64/include/asm/asm-bug.h')
-rw-r--r--arch/arm64/include/asm/asm-bug.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/asm-bug.h b/arch/arm64/include/asm/asm-bug.h
new file mode 100644
index 000000000000..636e755bcdca
--- /dev/null
+++ b/arch/arm64/include/asm/asm-bug.h
@@ -0,0 +1,54 @@
+#ifndef __ASM_ASM_BUG_H
+/*
+ * Copyright (C) 2017 ARM Limited
+ *
+ * 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.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+#define __ASM_ASM_BUG_H
+
+#include <asm/brk-imm.h>
+
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+#define _BUGVERBOSE_LOCATION(file, line) __BUGVERBOSE_LOCATION(file, line)
+#define __BUGVERBOSE_LOCATION(file, line) \
+ .pushsection .rodata.str,"aMS",@progbits,1; \
+ 2: .string file; \
+ .popsection; \
+ \
+ .long 2b - 0b; \
+ .short line;
+#else
+#define _BUGVERBOSE_LOCATION(file, line)
+#endif
+
+#ifdef CONFIG_GENERIC_BUG
+
+#define __BUG_ENTRY(flags) \
+ .pushsection __bug_table,"aw"; \
+ .align 2; \
+ 0: .long 1f - 0b; \
+_BUGVERBOSE_LOCATION(__FILE__, __LINE__) \
+ .short flags; \
+ .popsection; \
+ 1:
+#else
+#define __BUG_ENTRY(flags)
+#endif
+
+#define ASM_BUG_FLAGS(flags) \
+ __BUG_ENTRY(flags) \
+ brk BUG_BRK_IMM
+
+#define ASM_BUG() ASM_BUG_FLAGS(0)
+
+#endif /* __ASM_ASM_BUG_H */