sys_arch.h File Reference

Go to the source code of this file.

Classes
struct	_sys_sem_t
struct	_sys_mbox_t
struct	_LWIP_MESSAGE_CONTAINER

Macros
#define	sys_jiffies()   sys_now()
#define	sys_mbox_trypost_fromisr   sys_mbox_trypost
#define	SYS_MBOX_NULL   NULL
#define	SYS_SEM_NULL   NULL
#define	SYS_ARCH_NULL   NULL

Typedefs
typedef struct _sys_sem_t	sys_sem_t
typedef struct _sys_mbox_t	sys_mbox_t
typedef u32_t	sys_prot_t
typedef u32_t	sys_thread_t
typedef struct _LWIP_MESSAGE_CONTAINER	LWIP_MESSAGE_CONTAINER
typedef struct _LWIP_MESSAGE_CONTAINER *	PLWIP_MESSAGE_CONTAINER

Functions
void	sys_arch_protect (sys_prot_t *lev)
void	sys_arch_unprotect (sys_prot_t lev)

Macro Definition Documentation

SYS_ARCH_NULL

#define SYS_ARCH_NULL   NULL

Definition at line 36 of file sys_arch.h.

sys_jiffies

#define sys_jiffies

(

void

)

sys_now()

Definition at line 28 of file sys_arch.h.

SYS_MBOX_NULL

#define SYS_MBOX_NULL   NULL

Definition at line 34 of file sys_arch.h.

sys_mbox_trypost_fromisr

#define sys_mbox_trypost_fromisr   sys_mbox_trypost

Definition at line 31 of file sys_arch.h.

SYS_SEM_NULL

#define SYS_SEM_NULL   NULL

Definition at line 35 of file sys_arch.h.

Typedef Documentation

LWIP_MESSAGE_CONTAINER

typedef struct _LWIP_MESSAGE_CONTAINER LWIP_MESSAGE_CONTAINER

PLWIP_MESSAGE_CONTAINER

typedef struct _LWIP_MESSAGE_CONTAINER * PLWIP_MESSAGE_CONTAINER

sys_mbox_t

typedef struct _sys_mbox_t sys_mbox_t

sys_prot_t

typedef u32_t sys_prot_t

Definition at line 18 of file sys_arch.h.

sys_sem_t

typedef struct _sys_sem_t sys_sem_t

sys_thread_t

typedef u32_t sys_thread_t

Definition at line 20 of file sys_arch.h.

Function Documentation

sys_arch_protect()

void sys_arch_protect

(

sys_prot_t *

lev

)

Definition at line 35 of file sys_arch.c.

{
    /* Acquire the global resource to prevent other CPUs from running */
    ExEnterCriticalRegionAndAcquireResourceExclusive(&GlobalLock);
    *lev = ++GlobalLockLevel;
}

sys_arch_unprotect()

void sys_arch_unprotect

(

sys_prot_t

lev

)

Definition at line 43 of file sys_arch.c.

{
    /* Release the global resource */
    ASSERT((GlobalLockLevel > 0) && (lev == GlobalLockLevel));
    GlobalLockLevel--;
    ExReleaseResourceAndLeaveCriticalRegion(&GlobalLock);
}