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[component/lwp] support more feature of signal from IEEE Std 1003.1-2017 (#7828)

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Signed-off-by: Shell <smokewood@qq.com>
This commit is contained in:
Shell
2023-07-20 00:02:41 +08:00
committed by GitHub
parent c732cc0083
commit 58e0ddf287
25 changed files with 2052 additions and 826 deletions
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161
include/rtdef.h
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@@ -218,6 +218,7 @@ typedef __gnuc_va_list va_list;
#define rt_used __attribute__((used))
#define rt_align(n) __attribute__((aligned(n)))
#define rt_weak __attribute__((weak))
#define rt_noreturn __attribute__ ((noreturn))
#define rt_inline static __inline
#define RTT_API
#elif defined (__ADSPBLACKFIN__) /* for VisualDSP++ Compiler */
@@ -399,6 +400,7 @@ typedef int (*init_fn_t)(void);
#define RT_ETRAP 11 /**< Trap event */
#define RT_ENOENT 12 /**< No entry */
#define RT_ENOSPC 13 /**< No space left */
#define RT_EPERM 14 /**< Operation not permitted */
/**@}*/
@@ -753,14 +755,20 @@ struct rt_wakeup
#define _LWP_NSIG_BPW 32
#endif
#define _LWP_NSIG_WORDS (_LWP_NSIG / _LWP_NSIG_BPW)
#define _LWP_NSIG_WORDS (RT_ALIGN(_LWP_NSIG, _LWP_NSIG_BPW) / _LWP_NSIG_BPW)
typedef void (*lwp_sighandler_t)(int);
typedef void (*lwp_sigaction_t)(int signo, siginfo_t *info, void *context);
typedef struct {
unsigned long sig[_LWP_NSIG_WORDS];
} lwp_sigset_t;
#if _LWP_NSIG <= 64
#define lwp_sigmask(signo) ((lwp_sigset_t){.sig = {[0] = ((long)(1u << ((signo)-1)))}})
#define lwp_sigset_init(mask) ((lwp_sigset_t){.sig = {[0] = (long)(mask)}})
#endif
struct lwp_sigaction {
union {
void (*_sa_handler)(int);
@@ -771,6 +779,29 @@ struct lwp_sigaction {
void (*sa_restorer)(void);
};
typedef struct lwp_siginfo {
rt_list_t node;
struct {
int signo;
int code;
long value;
int from_tid;
pid_t from_pid;
} ksiginfo;
} *lwp_siginfo_t;
typedef struct lwp_sigqueue {
rt_list_t siginfo_list;
lwp_sigset_t sigset_pending;
} *lwp_sigqueue_t;
struct lwp_thread_signal {
lwp_sigset_t sigset_mask;
struct lwp_sigqueue sig_queue;
};
struct rt_user_context
{
void *sp;
@@ -779,120 +810,116 @@ struct rt_user_context
};
#endif
typedef void (*rt_thread_cleanup_t)(struct rt_thread *tid);
/**
* Thread structure
*/
struct rt_thread
{
struct rt_object parent;
rt_list_t tlist; /**< the thread list */
struct rt_object parent;
rt_list_t tlist; /**< the thread list */
/* stack point and entry */
void *sp; /**< stack point */
void *entry; /**< entry */
void *parameter; /**< parameter */
void *stack_addr; /**< stack address */
rt_uint32_t stack_size; /**< stack size */
void *sp; /**< stack point */
void *entry; /**< entry */
void *parameter; /**< parameter */
void *stack_addr; /**< stack address */
rt_uint32_t stack_size; /**< stack size */
/* error code */
rt_err_t error; /**< error code */
rt_err_t error; /**< error code */
rt_uint8_t stat; /**< thread status */
rt_uint8_t stat; /**< thread status */
#ifdef RT_USING_SMP
rt_uint8_t bind_cpu; /**< thread is bind to cpu */
rt_uint8_t oncpu; /**< process on cpu */
rt_uint8_t bind_cpu; /**< thread is bind to cpu */
rt_uint8_t oncpu; /**< process on cpu */
rt_uint16_t scheduler_lock_nest; /**< scheduler lock count */
rt_uint16_t cpus_lock_nest; /**< cpus lock count */
rt_uint16_t critical_lock_nest; /**< critical lock count */
rt_uint16_t scheduler_lock_nest; /**< scheduler lock count */
rt_int16_t cpus_lock_nest; /**< cpus lock count */
rt_uint16_t critical_lock_nest; /**< critical lock count */
#endif /*RT_USING_SMP*/
/* priority */
rt_uint8_t current_priority; /**< current priority */
rt_uint8_t init_priority; /**< initialized priority */
rt_uint8_t current_priority; /**< current priority */
rt_uint8_t init_priority; /**< initialized priority */
#if RT_THREAD_PRIORITY_MAX > 32
rt_uint8_t number;
rt_uint8_t high_mask;
rt_uint8_t number;
rt_uint8_t high_mask;
#endif /* RT_THREAD_PRIORITY_MAX > 32 */
rt_uint32_t number_mask; /**< priority number mask */
rt_uint32_t number_mask; /**< priority number mask */
#ifdef RT_USING_MUTEX
/* object for IPC */
rt_list_t taken_object_list;
rt_object_t pending_object;
rt_list_t taken_object_list;
rt_object_t pending_object;
#endif
#ifdef RT_USING_EVENT
/* thread event */
rt_uint32_t event_set;
rt_uint8_t event_info;
rt_uint32_t event_set;
rt_uint8_t event_info;
#endif /* RT_USING_EVENT */
#ifdef RT_USING_SIGNALS
rt_sigset_t sig_pending; /**< the pending signals */
rt_sigset_t sig_mask; /**< the mask bits of signal */
rt_sigset_t sig_pending; /**< the pending signals */
rt_sigset_t sig_mask; /**< the mask bits of signal */
#ifndef RT_USING_SMP
void *sig_ret; /**< the return stack pointer from signal */
void *sig_ret; /**< the return stack pointer from signal */
#endif /* RT_USING_SMP */
rt_sighandler_t *sig_vectors; /**< vectors of signal handler */
void *si_list; /**< the signal infor list */
rt_sighandler_t *sig_vectors; /**< vectors of signal handler */
void *si_list; /**< the signal infor list */
#endif /* RT_USING_SIGNALS */
#ifdef RT_USING_SMART
void *msg_ret; /**< the return msg */
#endif
rt_ubase_t init_tick; /**< thread's initialized tick */
rt_ubase_t remaining_tick; /**< remaining tick */
rt_ubase_t init_tick; /**< thread's initialized tick */
rt_ubase_t remaining_tick; /**< remaining tick */
#ifdef RT_USING_CPU_USAGE
rt_uint64_t duration_tick; /**< cpu usage tick */
rt_uint64_t duration_tick; /**< cpu usage tick */
#endif /* RT_USING_CPU_USAGE */
#ifdef RT_USING_PTHREADS
void *pthread_data; /**< the handle of pthread data, adapt 32/64bit */
void *pthread_data; /**< the handle of pthread data, adapt 32/64bit */
#endif /* RT_USING_PTHREADS */
struct rt_timer thread_timer; /**< built-in thread timer */
struct rt_timer thread_timer; /**< built-in thread timer */
void (*cleanup)(struct rt_thread *tid); /**< cleanup function when thread exit */
rt_thread_cleanup_t cleanup; /**< cleanup function when thread exit */
/* light weight process if present */
#ifdef RT_USING_SMART
void *lwp;
void *msg_ret; /**< the return msg */
void *lwp; /**< the lwp reference */
/* for user create */
void *user_entry;
void *user_stack;
rt_uint32_t user_stack_size;
rt_uint32_t *kernel_sp; /**< kernel stack point */
rt_list_t sibling; /**< next thread of same process */
void *user_entry;
void *user_stack;
rt_uint32_t user_stack_size;
rt_uint32_t *kernel_sp; /**< kernel stack point */
rt_list_t sibling; /**< next thread of same process */
struct lwp_thread_signal signal; /**< lwp signal for user-space thread */
struct rt_user_context user_ctx; /**< user space context */
struct rt_wakeup wakeup; /**< wakeup data */
int exit_request;
int tid;
lwp_sigset_t signal;
lwp_sigset_t signal_mask;
int signal_mask_bak;
rt_uint32_t signal_in_process;
#ifndef ARCH_MM_MMU
lwp_sighandler_t signal_handler[32];
#endif
struct rt_user_context user_ctx;
lwp_sighandler_t signal_handler[32];
#else
int step_exec;
int debug_attach_req;
int debug_ret_user;
int debug_suspend;
struct rt_hw_exp_stack *regs;
void *thread_idr; /** lwp thread indicator */
int *clear_child_tid;
#endif /* ARCH_MM_MMU */
#endif /* RT_USING_SMART */
struct rt_wakeup wakeup; /**< wakeup data */
int exit_request;
#if defined(ARCH_MM_MMU)
int step_exec;
int debug_attach_req;
int debug_ret_user;
int debug_suspend;
struct rt_hw_exp_stack *regs;
void * thread_idr; /** lwp thread indicator */
int *clear_child_tid;
#endif
int tid;
#endif
rt_ubase_t user_data; /**< private user data beyond this thread */
rt_ubase_t user_data; /**< private user data beyond this thread */
};
typedef struct rt_thread *rt_thread_t;