[microblaze-uclinux] [PATCH 22/56] microblaze_v2: asm-offsets

[monstr@xxxxxxxxx]

From: Michal Simek <monstr@xxxxxxxxx>


Signed-off-by: Michal Simek <monstr@xxxxxxxxx>
---
 arch/microblaze/kernel/asm-offsets.c |  118 ++++++++++++++++++++++++++++++++++
 1 files changed, 118 insertions(+), 0 deletions(-)
 create mode 100644 arch/microblaze/kernel/asm-offsets.c

diff --git a/arch/microblaze/kernel/asm-offsets.c b/arch/microblaze/kernel/asm-offsets.c
new file mode 100644
index 0000000..f01aa3b
--- /dev/null
+++ b/arch/microblaze/kernel/asm-offsets.c
@@ -0,0 +1,118 @@
+/*
+ * arch/microblaze/kernel/asm-offset.c
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2007 PetaLogix
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ */
+
+#include <linux/stddef.h>
+#include <linux/sched.h>
+#include <linux/kernel_stat.h>
+#include <linux/ptrace.h>
+#include <linux/hardirq.h>
+#include <linux/thread_info.h>
+
+#define DEFINE(sym, val) asm volatile("\n->" #sym " %0 " #val : : "i" (val))
+#define BLANK() asm volatile("\n->" : :)
+
+int main(int argc, char *argv[])
+{
+	/* struct pt_regs */
+	DEFINE(PT_SIZE, sizeof(struct pt_regs));
+	DEFINE(PT_MSR, offsetof(struct pt_regs, msr));
+	DEFINE(PT_EAR, offsetof(struct pt_regs, ear));
+	DEFINE(PT_ESR, offsetof(struct pt_regs, esr));
+	DEFINE(PT_FSR, offsetof(struct pt_regs, fsr));
+	DEFINE(PT_PC, offsetof(struct pt_regs, pc));
+	DEFINE(PT_R0, offsetof(struct pt_regs, r0));
+	DEFINE(PT_R1, offsetof(struct pt_regs, r1));
+	DEFINE(PT_R2, offsetof(struct pt_regs, r2));
+	DEFINE(PT_R3, offsetof(struct pt_regs, r3));
+	DEFINE(PT_R4, offsetof(struct pt_regs, r4));
+	DEFINE(PT_R5, offsetof(struct pt_regs, r5));
+	DEFINE(PT_R6, offsetof(struct pt_regs, r6));
+	DEFINE(PT_R7, offsetof(struct pt_regs, r7));
+	DEFINE(PT_R8, offsetof(struct pt_regs, r8));
+	DEFINE(PT_R9, offsetof(struct pt_regs, r9));
+	DEFINE(PT_R10, offsetof(struct pt_regs, r10));
+	DEFINE(PT_R11, offsetof(struct pt_regs, r11));
+	DEFINE(PT_R12, offsetof(struct pt_regs, r12));
+	DEFINE(PT_R13, offsetof(struct pt_regs, r13));
+	DEFINE(PT_R14, offsetof(struct pt_regs, r14));
+	DEFINE(PT_R15, offsetof(struct pt_regs, r15));
+	DEFINE(PT_R16, offsetof(struct pt_regs, r16));
+	DEFINE(PT_R17, offsetof(struct pt_regs, r17));
+	DEFINE(PT_R18, offsetof(struct pt_regs, r18));
+	DEFINE(PT_R19, offsetof(struct pt_regs, r19));
+	DEFINE(PT_R20, offsetof(struct pt_regs, r20));
+	DEFINE(PT_R21, offsetof(struct pt_regs, r21));
+	DEFINE(PT_R22, offsetof(struct pt_regs, r22));
+	DEFINE(PT_R23, offsetof(struct pt_regs, r23));
+	DEFINE(PT_R24, offsetof(struct pt_regs, r24));
+	DEFINE(PT_R25, offsetof(struct pt_regs, r25));
+	DEFINE(PT_R26, offsetof(struct pt_regs, r26));
+	DEFINE(PT_R27, offsetof(struct pt_regs, r27));
+	DEFINE(PT_R28, offsetof(struct pt_regs, r28));
+	DEFINE(PT_R29, offsetof(struct pt_regs, r29));
+	DEFINE(PT_R30, offsetof(struct pt_regs, r30));
+	DEFINE(PT_R31, offsetof(struct pt_regs, r31));
+	DEFINE(PT_MODE, offsetof(struct pt_regs, kernel_mode));
+	BLANK();
+
+	/* Magic offsets for PTRACE PEEK/POKE etc */
+	DEFINE(PT_TEXT_ADDR, sizeof(struct pt_regs) + 1);
+	DEFINE(PT_TEXT_LEN, sizeof(struct pt_regs) + 2);
+	DEFINE(PT_DATA_ADDR, sizeof(struct pt_regs) + 3);
+	BLANK();
+
+	/* struct task_struct */
+	DEFINE(TS_THREAD_INFO, offsetof(struct task_struct, stack));
+
+	/* struct thread_info */
+	DEFINE(TI_TASK, offsetof(struct thread_info, task));
+	DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain));
+	DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
+	DEFINE(TI_STATUS, offsetof(struct thread_info, status));
+	DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
+	DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count));
+	DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit));
+	DEFINE(TI_RESTART_BLOCK, offsetof(struct thread_info, restart_block));
+	DEFINE(TI_CPU_CONTEXT, offsetof(struct thread_info, cpu_context));
+	BLANK();
+
+	/* struct cpu_context */
+	DEFINE(CC_SP, offsetof(struct cpu_context, sp)); /* r1 */
+	DEFINE(CC_R2, offsetof(struct cpu_context, r2));
+	/* dedicated registers */
+	DEFINE(CC_R13, offsetof(struct cpu_context, r13));
+	DEFINE(CC_R14, offsetof(struct cpu_context, r14));
+	DEFINE(CC_R15, offsetof(struct cpu_context, r15));
+	DEFINE(CC_R16, offsetof(struct cpu_context, r16));
+	DEFINE(CC_R17, offsetof(struct cpu_context, r17));
+	DEFINE(CC_R18, offsetof(struct cpu_context, r18));
+	/* non-volatile registers */
+	DEFINE(CC_R19, offsetof(struct cpu_context, r19));
+	DEFINE(CC_R20, offsetof(struct cpu_context, r20));
+	DEFINE(CC_R21, offsetof(struct cpu_context, r21));
+	DEFINE(CC_R22, offsetof(struct cpu_context, r22));
+	DEFINE(CC_R23, offsetof(struct cpu_context, r23));
+	DEFINE(CC_R24, offsetof(struct cpu_context, r24));
+	DEFINE(CC_R25, offsetof(struct cpu_context, r25));
+	DEFINE(CC_R26, offsetof(struct cpu_context, r26));
+	DEFINE(CC_R27, offsetof(struct cpu_context, r27));
+	DEFINE(CC_R28, offsetof(struct cpu_context, r28));
+	DEFINE(CC_R29, offsetof(struct cpu_context, r29));
+	DEFINE(CC_R30, offsetof(struct cpu_context, r30));
+	/* special purpose registers */
+	DEFINE(CC_MSR, offsetof(struct cpu_context, msr));
+	DEFINE(CC_EAR, offsetof(struct cpu_context, ear));
+	DEFINE(CC_ESR, offsetof(struct cpu_context, esr));
+	DEFINE(CC_FSR, offsetof(struct cpu_context, fsr));
+	BLANK();
+
+	return 0;
+}
-- 
1.5.4.GIT

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