Initial file dump from open source releaseHEADmaster

1 files changed, 172 insertions, 0 deletions

diff --git a/include/soc/sprd/sprd_debug.h b/include/soc/sprd/sprd_debug.h
new file mode 100644
index 00000000..d612f299
--- /dev/null
+++ b/include/soc/sprd/sprd_debug.h
@@ -0,0 +1,172 @@
+#ifndef SPRD_DEBUG_H
+#define SPRD_DEBUG_H
+
+#include <linux/sched.h>
+#include <linux/semaphore.h>
+
+
+
+#if defined(CONFIG_SPRD_DEBUG)
+
+#define MAGIC_ADDR			(SPRD_IRAM_BASE + 0x00003f64)
+#define SPRD_INFORM0			(MAGIC_ADDR + 0x00000004)
+#define SPRD_INFORM1			(SPRD_INFORM0 + 0x00000004)
+#define SPRD_INFORM2			(SPRD_INFORM1 + 0x00000004)
+#define SPRD_INFORM3			(SPRD_INFORM2 + 0x00000004)
+#define SPRD_INFORM4			(SPRD_INFORM3 + 0x00000004)
+#define SPRD_INFORM5			(SPRD_INFORM4 + 0x00000004)
+#define SPRD_INFORM6			(SPRD_INFORM5 + 0x00000004)
+
+union sprd_debug_level_t {
+	struct {
+		u16 kernel_fault;
+		u16 user_fault;
+	} en;
+	u32 uint_val;
+};
+
+extern union sprd_debug_level_t sprd_debug_level;
+
+extern int sprd_debug_init(void);
+
+extern void sprd_debug_check_crash_key(unsigned int code, int value);
+
+extern void sprd_debug_save_pte(void *pte, int task_addr);
+
+#else
+static inline int sprd_debug_init(void)
+{
+	return 0;
+}
+
+static inline void sprd_debug_check_crash_key(unsigned int code, int value)
+{
+}
+
+void sprd_debug_save_pte(void *pte, unsigned int faulttype )
+{
+}
+
+#endif
+
+struct worker;
+struct work_struct;
+
+#ifdef CONFIG_SPRD_DEBUG_SCHED_LOG
+extern void __sprd_debug_task_log(int cpu, struct task_struct *task);
+extern void __sprd_debug_irq_log(unsigned int irq, void *fn, int en);
+extern void __sprd_debug_work_log(struct worker *worker,
+				 struct work_struct *work, work_func_t f);
+extern void __sprd_debug_hrtimer_log(struct hrtimer *timer,
+			enum hrtimer_restart (*fn) (struct hrtimer *), int en);
+
+static inline void sprd_debug_task_log(int cpu, struct task_struct *task)
+{
+	if (unlikely(sprd_debug_level.en.kernel_fault))
+		__sprd_debug_task_log(cpu, task);
+}
+
+static inline void sprd_debug_irq_log(unsigned int irq, void *fn, int en)
+{
+	if (unlikely(sprd_debug_level.en.kernel_fault))
+		__sprd_debug_irq_log(irq, fn, en);
+}
+
+static inline void sprd_debug_work_log(struct worker *worker,
+				      struct work_struct *work, work_func_t f)
+{
+	if (unlikely(sprd_debug_level.en.kernel_fault))
+		__sprd_debug_work_log(worker, work, f);
+}
+
+static inline void sprd_debug_hrtimer_log(struct hrtimer *timer,
+			 enum hrtimer_restart (*fn) (struct hrtimer *), int en)
+{
+#ifdef CONFIG_SPRD_DEBUG_HRTIMER_LOG
+	if (unlikely(sprd_debug_level.en.kernel_fault))
+		__sprd_debug_hrtimer_log(timer, fn, en);
+#endif
+}
+
+static inline void sprd_debug_softirq_log(unsigned int irq, void *fn, int en)
+{
+#ifdef CONFIG_SPRD_DEBUG_SOFTIRQ_LOG
+	if (unlikely(sprd_debug_level.en.kernel_fault))
+		__sprd_debug_irq_log(irq, fn, en);
+#endif
+}
+
+#else
+
+static inline void sprd_debug_task_log(int cpu, struct task_struct *task)
+{
+}
+
+static inline void sprd_debug_irq_log(unsigned int irq, void *fn, int en)
+{
+}
+
+static inline void sprd_debug_work_log(struct worker *worker,
+				      struct work_struct *work, work_func_t f)
+{
+}
+
+static inline void sprd_debug_hrtimer_log(struct hrtimer *timer,
+			 enum hrtimer_restart (*fn) (struct hrtimer *), int en)
+{
+}
+
+static inline void sprd_debug_softirq_log(unsigned int irq, void *fn, int en)
+{
+}
+#endif
+
+
+
+/* klaatu - schedule log */
+#ifdef CONFIG_SPRD_DEBUG_SCHED_LOG
+#define SCHED_LOG_MAX 1024
+//#define CP_DEBUG
+
+struct sched_log {
+	struct task_log {
+		unsigned long long time;
+#ifdef CP_DEBUG
+		unsigned long sys_cnt;
+#endif
+		char comm[TASK_COMM_LEN];
+		pid_t pid;
+	} task[NR_CPUS][SCHED_LOG_MAX];
+	struct irq_log {
+		unsigned long long time;
+#ifdef CP_DEBUG
+		unsigned long sys_cnt;
+#endif
+		int irq;
+		void *fn;
+		int en;
+	} irq[NR_CPUS][SCHED_LOG_MAX];
+	struct work_log {
+		unsigned long long time;
+#ifdef CP_DEBUG
+		unsigned long sys_cnt;
+#endif
+		struct worker *worker;
+		struct work_struct *work;
+		work_func_t f;
+	} work[NR_CPUS][SCHED_LOG_MAX];
+	struct hrtimer_log {
+		unsigned long long time;
+#ifdef CP_DEBUG
+		unsigned long sys_cnt;
+#endif
+		struct hrtimer *timer;
+		enum hrtimer_restart (*fn)(struct hrtimer *);
+		int en;
+	} hrtimers[NR_CPUS][8];
+};
+#endif				/* CONFIG_SPRD_DEBUG_SCHED_LOG */
+
+
+
+#endif /* SPRD_DEBUG_H */