[Feature]add MT2731_MP2_MR2_SVN388 baseline version
Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/bsp/lk/include/kernel/thread.h b/src/bsp/lk/include/kernel/thread.h
new file mode 100644
index 0000000..7ddbf21
--- /dev/null
+++ b/src/bsp/lk/include/kernel/thread.h
@@ -0,0 +1,244 @@
+/*
+ * Copyright (c) 2008-2015 Travis Geiselbrecht
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files
+ * (the "Software"), to deal in the Software without restriction,
+ * including without limitation the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+#ifndef __KERNEL_THREAD_H
+#define __KERNEL_THREAD_H
+
+#include <sys/types.h>
+#include <list.h>
+#include <compiler.h>
+#include <arch/defines.h>
+#include <arch/ops.h>
+#include <arch/thread.h>
+#include <kernel/wait.h>
+#include <kernel/spinlock.h>
+#include <debug.h>
+
+__BEGIN_CDECLS;
+
+/* debug-enable runtime checks */
+#if LK_DEBUGLEVEL > 1
+#define THREAD_STATS 1
+#define THREAD_STACK_BOUNDS_CHECK 1
+#ifndef THREAD_STACK_PADDING_SIZE
+#define THREAD_STACK_PADDING_SIZE 256
+#endif
+#endif
+
+enum thread_state {
+ THREAD_SUSPENDED = 0,
+ THREAD_READY,
+ THREAD_RUNNING,
+ THREAD_BLOCKED,
+ THREAD_SLEEPING,
+ THREAD_DEATH,
+};
+
+typedef int (*thread_start_routine)(void *arg);
+
+/* thread local storage */
+enum thread_tls_list {
+#ifdef WITH_LIB_UTHREAD
+ TLS_ENTRY_UTHREAD,
+#endif
+#ifdef WITH_LIB_LKUSER
+ TLS_ENTRY_LKUSER,
+#endif
+ MAX_TLS_ENTRY
+};
+
+#define THREAD_FLAG_DETACHED (1<<0)
+#define THREAD_FLAG_FREE_STACK (1<<1)
+#define THREAD_FLAG_FREE_STRUCT (1<<2)
+#define THREAD_FLAG_REAL_TIME (1<<3)
+#define THREAD_FLAG_IDLE (1<<4)
+#define THREAD_FLAG_DEBUG_STACK_BOUNDS_CHECK (1<<5)
+
+#define THREAD_MAGIC 'thrd'
+
+typedef struct thread {
+ int magic;
+ struct list_node thread_list_node;
+
+ /* active bits */
+ struct list_node queue_node;
+ int priority;
+ enum thread_state state;
+ int remaining_quantum;
+ unsigned int flags;
+#if WITH_SMP
+ int curr_cpu;
+ int pinned_cpu; /* only run on pinned_cpu if >= 0 */
+#endif
+
+ /* if blocked, a pointer to the wait queue */
+ struct wait_queue *blocking_wait_queue;
+ status_t wait_queue_block_ret;
+
+ /* architecture stuff */
+ struct arch_thread arch;
+
+ /* stack stuff */
+ void *stack;
+ size_t stack_size;
+
+ /* entry point */
+ thread_start_routine entry;
+ void *arg;
+
+ /* return code */
+ int retcode;
+ struct wait_queue retcode_wait_queue;
+
+ /* thread local storage */
+ uintptr_t tls[MAX_TLS_ENTRY];
+
+ char name[32];
+} thread_t;
+
+#if WITH_SMP
+#define thread_curr_cpu(t) ((t)->curr_cpu)
+#define thread_pinned_cpu(t) ((t)->pinned_cpu)
+#define thread_set_curr_cpu(t,c) ((t)->curr_cpu = (c))
+#define thread_set_pinned_cpu(t, c) ((t)->pinned_cpu = (c))
+#else
+#define thread_curr_cpu(t) (0)
+#define thread_pinned_cpu(t) (-1)
+#define thread_set_curr_cpu(t,c) do {} while(0)
+#define thread_set_pinned_cpu(t, c) do {} while(0)
+#endif
+
+/* thread priority */
+#define NUM_PRIORITIES 32
+#define LOWEST_PRIORITY 0
+#define HIGHEST_PRIORITY (NUM_PRIORITIES - 1)
+#define DPC_PRIORITY (NUM_PRIORITIES - 2)
+#define IDLE_PRIORITY LOWEST_PRIORITY
+#define LOW_PRIORITY (NUM_PRIORITIES / 4)
+#define DEFAULT_PRIORITY (NUM_PRIORITIES / 2)
+#define HIGH_PRIORITY ((NUM_PRIORITIES / 4) * 3)
+
+/* stack size */
+#ifdef CUSTOM_DEFAULT_STACK_SIZE
+#define DEFAULT_STACK_SIZE CUSTOM_DEFAULT_STACK_SIZE
+#else
+#define DEFAULT_STACK_SIZE ARCH_DEFAULT_STACK_SIZE
+#endif
+
+/* functions */
+void thread_init_early(void);
+void thread_init(void);
+void thread_become_idle(void) __NO_RETURN;
+void thread_secondary_cpu_init_early(void);
+void thread_secondary_cpu_entry(void) __NO_RETURN;
+void thread_set_name(const char *name);
+void thread_set_priority(int priority);
+thread_t *thread_create(const char *name, thread_start_routine entry, void *arg, int priority, size_t stack_size);
+thread_t *thread_create_etc(thread_t *t, const char *name, thread_start_routine entry, void *arg, int priority, void *stack, size_t stack_size);
+status_t thread_resume(thread_t *);
+void thread_exit(int retcode) __NO_RETURN;
+void thread_sleep(lk_time_t delay);
+status_t thread_detach(thread_t *t);
+status_t thread_join(thread_t *t, int *retcode, lk_time_t timeout);
+status_t thread_detach_and_resume(thread_t *t);
+status_t thread_set_real_time(thread_t *t);
+
+void dump_thread(thread_t *t);
+void arch_dump_thread(thread_t *t);
+void dump_all_threads(void);
+
+/* scheduler routines */
+void thread_yield(void); /* give up the cpu voluntarily */
+void thread_preempt(void); /* get preempted (inserted into head of run queue) */
+void thread_block(void); /* block on something and reschedule */
+void thread_unblock(thread_t *t, bool resched); /* go back in the run queue */
+
+#ifdef WITH_LIB_UTHREAD
+void uthread_context_switch(thread_t *oldthread, thread_t *newthread);
+#endif
+
+/* called on every timer tick for the scheduler to do quantum expiration */
+struct timer;
+enum handler_return thread_timer_tick(struct timer *, lk_time_t now, void *arg);
+
+/* the current thread */
+thread_t *get_current_thread(void);
+void set_current_thread(thread_t *);
+
+/* scheduler lock */
+extern spin_lock_t thread_lock;
+
+#define THREAD_LOCK(state) spin_lock_saved_state_t state; spin_lock_irqsave(&thread_lock, state)
+#define THREAD_UNLOCK(state) spin_unlock_irqrestore(&thread_lock, state)
+
+/* thread local storage */
+static inline __ALWAYS_INLINE uintptr_t tls_get(uint entry)
+{
+ return get_current_thread()->tls[entry];
+}
+
+static inline __ALWAYS_INLINE uintptr_t __tls_set(uint entry, uintptr_t val)
+{
+ uintptr_t oldval = get_current_thread()->tls[entry];
+ get_current_thread()->tls[entry] = val;
+ return oldval;
+}
+
+#define tls_set(e,v) \
+ ({ \
+ STATIC_ASSERT((e) < MAX_TLS_ENTRY); \
+ __tls_set(e, v); \
+ })
+
+/* thread level statistics */
+#if THREAD_STATS
+struct thread_stats {
+ lk_bigtime_t idle_time;
+ lk_bigtime_t last_idle_timestamp;
+ ulong reschedules;
+ ulong context_switches;
+ ulong preempts;
+ ulong yields;
+ ulong interrupts; /* platform code increment this */
+ ulong timer_ints; /* timer code increment this */
+ ulong timers; /* timer code increment this */
+
+#if WITH_SMP
+ ulong reschedule_ipis;
+#endif
+};
+
+extern struct thread_stats thread_stats[SMP_MAX_CPUS];
+
+#define THREAD_STATS_INC(name) do { thread_stats[arch_curr_cpu_num()].name++; } while(0)
+
+#else
+
+#define THREAD_STATS_INC(name) do { } while (0)
+
+#endif
+
+__END_CDECLS;
+
+#endif
+
+/* vim: set ts=4 sw=4 noexpandtab: */