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-rw-r--r--arch/hexagon/kernel/asm-offsets.c104
1 files changed, 104 insertions, 0 deletions
diff --git a/arch/hexagon/kernel/asm-offsets.c b/arch/hexagon/kernel/asm-offsets.c
new file mode 100644
index 000000000..3980c0407
--- /dev/null
+++ b/arch/hexagon/kernel/asm-offsets.c
@@ -0,0 +1,104 @@
+/*
+ * Copyright (C) 1996 David S. Miller
+ * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle
+ * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
+ * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
+ * Copyright (C) 2000 MIPS Technologies, Inc.
+ *
+ * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 and
+ * only 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, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+#include <linux/compat.h>
+#include <linux/types.h>
+#include <linux/sched.h>
+#include <linux/interrupt.h>
+#include <linux/kbuild.h>
+#include <asm/ptrace.h>
+#include <asm/processor.h>
+
+/* This file is used to produce asm/linkerscript constants from header
+ files typically used in c. Specifically, it generates asm-offsets.h */
+
+int main(void)
+{
+ COMMENT("This is a comment.");
+ /* might get these from somewhere else. */
+ DEFINE(_PAGE_SIZE, PAGE_SIZE);
+ DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
+ BLANK();
+
+ COMMENT("Hexagon pt_regs definitions");
+ OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr);
+ OFFSET(_PT_GPUGP, pt_regs, gpugp);
+ OFFSET(_PT_CS1CS0, pt_regs, cs1cs0);
+ OFFSET(_PT_R3130, pt_regs, r3130);
+ OFFSET(_PT_R2928, pt_regs, r2928);
+ OFFSET(_PT_R2726, pt_regs, r2726);
+ OFFSET(_PT_R2524, pt_regs, r2524);
+ OFFSET(_PT_R2322, pt_regs, r2322);
+ OFFSET(_PT_R2120, pt_regs, r2120);
+ OFFSET(_PT_R1918, pt_regs, r1918);
+ OFFSET(_PT_R1716, pt_regs, r1716);
+ OFFSET(_PT_R1514, pt_regs, r1514);
+ OFFSET(_PT_R1312, pt_regs, r1312);
+ OFFSET(_PT_R1110, pt_regs, r1110);
+ OFFSET(_PT_R0908, pt_regs, r0908);
+ OFFSET(_PT_R0706, pt_regs, r0706);
+ OFFSET(_PT_R0504, pt_regs, r0504);
+ OFFSET(_PT_R0302, pt_regs, r0302);
+ OFFSET(_PT_R0100, pt_regs, r0100);
+ OFFSET(_PT_LC0SA0, pt_regs, lc0sa0);
+ OFFSET(_PT_LC1SA1, pt_regs, lc1sa1);
+ OFFSET(_PT_M1M0, pt_regs, m1m0);
+ OFFSET(_PT_PREDSUSR, pt_regs, predsusr);
+ OFFSET(_PT_EVREC, pt_regs, hvmer);
+ OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel);
+ OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest);
+ OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp);
+ OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva);
+ DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs));
+ BLANK();
+
+ COMMENT("Hexagon thread_info definitions");
+ OFFSET(_THREAD_INFO_FLAGS, thread_info, flags);
+ OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs);
+ OFFSET(_THREAD_INFO_SP, thread_info, sp);
+ DEFINE(_THREAD_SIZE, THREAD_SIZE);
+ BLANK();
+
+ COMMENT("Hexagon hexagon_switch_stack definitions");
+ OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716);
+ OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918);
+ OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120);
+ OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322);
+
+ OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524);
+ OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726);
+ OFFSET(_SWITCH_FP, hexagon_switch_stack, fp);
+ OFFSET(_SWITCH_LR, hexagon_switch_stack, lr);
+ DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack));
+ BLANK();
+
+ COMMENT("Hexagon task_struct definitions");
+ OFFSET(_TASK_THREAD_INFO, task_struct, stack);
+ OFFSET(_TASK_STRUCT_THREAD, task_struct, thread);
+
+ COMMENT("Hexagon thread_struct definitions");
+ OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp);
+
+ return 0;
+}