linux_generic.c File Reference

#include "hal/arch/vsf_arch_abstraction.h"
#include "hal/arch/__vsf_arch_interface.h"
#include <unistd.h>
#include <fcntl.h>
#include <signal.h>
#include <time.h>
#include <pthread.h>
#include <setjmp.h>
#include <sys/mman.h>
#include "hal/arch/common/arch_without_thread_suspend/vsf_arch_without_thread_suspend_template.inc"

Data Structures
struct	vsf_arch_systimer_ctx_t
struct	vsf_arch_t
struct	vsf_arch_heap_mcb_t

Macros
#define	__VSF_ARCH_LINUX_IMPLEMENT
#define	VSF_ARCH_CFG_THREAD_NUM   32
#define	VSF_ARCH_CFG_IRQ_REQUEST_NUM   (VSF_ARCH_CFG_THREAD_NUM + 32)
#define	VSF_ARCH_CFG_TRACE_FUNC   printf
#define	VSF_ARCH_CFG_IRQ_TRACE_EN   DISABLED
#define	VSF_ARCH_CFG_REQUEST_TRACE_EN   DISABLED
#define	__VSF_ARCH_LINUX_CFG_SYSTIMER_SIGNAL   ENABLED
#define	vsf_arch_irq_trace(...)
#define	vsf_arch_request_trace(__request, __event)
#define	__vsf_arch_crit_init(__crit)
#define	__vsf_arch_crit_enter(__crit)
#define	__vsf_arch_crit_leave(__crit)
#define	__VSF_ARCH_WITHOUT_THREAD_SUSPEND_TEMPLATE__

Typedefs
typedef pthread_mutex_t	vsf_arch_crit_t
typedef struct vsf_arch_systimer_ctx_t	vsf_arch_systimer_ctx_t
typedef struct vsf_arch_t	vsf_arch_t
typedef struct vsf_arch_heap_mcb_t	vsf_arch_heap_mcb_t

Functions
	dcl_vsf_bitmap (vsf_arch_thread_bitmap, VSF_ARCH_CFG_THREAD_NUM)
	dcl_vsf_bitmap (vsf_arch_irq_request_bitmap, VSF_ARCH_CFG_IRQ_REQUEST_NUM)
void	__vsf_arch_irq_request_init (vsf_arch_irq_request_t *request)
void	__vsf_arch_irq_request_fini (vsf_arch_irq_request_t *request)
void	__vsf_arch_irq_request_pend (vsf_arch_irq_request_t *request)
void	__vsf_arch_irq_request_send (vsf_arch_irq_request_t *request)
void	__vsf_arch_irq_exit (vsf_arch_irq_thread_t *irq_thread)
vsf_err_t	__vsf_arch_irq_restart (vsf_arch_irq_thread_t *irq_thread, vsf_arch_irq_request_t *request_pending)
void	__vsf_arch_irq_sleep (uint32_t ms)
vsf_err_t	vsf_systimer_init (void)
	initialise SysTick to generate a system timer !
vsf_err_t	vsf_systimer_start (void)
void	vsf_systimer_set_idle (void)
vsf_systimer_tick_t	vsf_systimer_get (void)
bool	vsf_systimer_set (vsf_systimer_tick_t due)
bool	vsf_systimer_is_due (vsf_systimer_tick_t due)
vsf_systimer_tick_t	vsf_systimer_us_to_tick (uint_fast32_t time_us)
vsf_systimer_tick_t	vsf_systimer_ms_to_tick (uint_fast32_t time_ms)
vsf_systimer_tick_t	vsf_systimer_tick_to_us (vsf_systimer_tick_t tick)
vsf_systimer_tick_t	vsf_systimer_tick_to_ms (vsf_systimer_tick_t tick)
void	vsf_systimer_prio_set (vsf_arch_prio_t priority)
bool	vsf_arch_low_level_init (void)
void *	vsf_arch_heap_malloc (uint_fast32_t size, uint_fast32_t alignment)
void *	vsf_arch_heap_realloc (void *buffer, uint_fast32_t size)
void	vsf_arch_heap_free (void *buffer)
unsigned int	vsf_arch_heap_alignment (void)
uint_fast32_t	vsf_arch_heap_size (void *buffer)
void *	vsf_arch_alloc_exe (uint_fast32_t size)
void	vsf_arch_free_exe (void *ptr)
int	vsf_arch_argu (char ***argv)
void	vsf_arch_shutdown (void)
void	vsf_arch_reset (void)

Variables
	vsf_arch_thread_t
	vsf_arch_irq_request_priv_t

Macro Definition Documentation

__VSF_ARCH_LINUX_IMPLEMENT

#define __VSF_ARCH_LINUX_IMPLEMENT

VSF_ARCH_CFG_THREAD_NUM

#define VSF_ARCH_CFG_THREAD_NUM   32

VSF_ARCH_CFG_IRQ_REQUEST_NUM

#define VSF_ARCH_CFG_IRQ_REQUEST_NUM   (VSF_ARCH_CFG_THREAD_NUM + 32)

VSF_ARCH_CFG_TRACE_FUNC

#define VSF_ARCH_CFG_TRACE_FUNC   printf

VSF_ARCH_CFG_IRQ_TRACE_EN

#define VSF_ARCH_CFG_IRQ_TRACE_EN   DISABLED

VSF_ARCH_CFG_REQUEST_TRACE_EN

#define VSF_ARCH_CFG_REQUEST_TRACE_EN   DISABLED

__VSF_ARCH_LINUX_CFG_SYSTIMER_SIGNAL

#define __VSF_ARCH_LINUX_CFG_SYSTIMER_SIGNAL   ENABLED

vsf_arch_irq_trace

#define vsf_arch_irq_trace

(

...

)

Value:

VSF_ARCH_CFG_TRACE_FUNC(__VA_ARGS__)

vsf_arch_request_trace

#define vsf_arch_request_trace	(		__request,
			__event )

Value:

    do {                                                                        \
        int idx = __vsf_arch_get_thread_idx((__request)->arch_thread);          \
        if (idx >= 0) {                                                         \
            VSF_ARCH_CFG_TRACE_FUNC("irq_request%d %p " __event "\n", idx, (__request));\
        } else {                                                                \
            VSF_ARCH_CFG_TRACE_FUNC("irq_request %p " __event "\n", (__request));\
        }                                                                       \
    } while (false)

__vsf_arch_crit_init

#define __vsf_arch_crit_init

(

__crit

)

Value:

pthread_mutex_init(&(__crit), NULL)

__vsf_arch_crit_enter

#define __vsf_arch_crit_enter

(

__crit

)

Value:

pthread_mutex_lock(&(__crit))

__vsf_arch_crit_leave

#define __vsf_arch_crit_leave

(

__crit

)

Value:

pthread_mutex_unlock(&(__crit))

__VSF_ARCH_WITHOUT_THREAD_SUSPEND_TEMPLATE__

#define __VSF_ARCH_WITHOUT_THREAD_SUSPEND_TEMPLATE__

Typedef Documentation

vsf_arch_crit_t

typedef pthread_mutex_t vsf_arch_crit_t

vsf_arch_systimer_ctx_t

typedef struct vsf_arch_systimer_ctx_t vsf_arch_systimer_ctx_t

vsf_arch_t

typedef struct vsf_arch_t vsf_arch_t

vsf_arch_heap_mcb_t

typedef struct vsf_arch_heap_mcb_t vsf_arch_heap_mcb_t

Function Documentation

dcl_vsf_bitmap() [1/2]

dcl_vsf_bitmap	(	vsf_arch_thread_bitmap	,
		VSF_ARCH_CFG_THREAD_NUM	)

dcl_vsf_bitmap() [2/2]

dcl_vsf_bitmap	(	vsf_arch_irq_request_bitmap	,
		VSF_ARCH_CFG_IRQ_REQUEST_NUM	)

__vsf_arch_irq_request_init()

void __vsf_arch_irq_request_init

(

vsf_arch_irq_request_t *

request

)

__vsf_arch_irq_request_fini()

void __vsf_arch_irq_request_fini

(

vsf_arch_irq_request_t *

request

)

__vsf_arch_irq_request_pend()

void __vsf_arch_irq_request_pend

(

vsf_arch_irq_request_t *

request

)

__vsf_arch_irq_request_send()

void __vsf_arch_irq_request_send

(

vsf_arch_irq_request_t *

request

)

__vsf_arch_irq_exit()

void __vsf_arch_irq_exit

(

vsf_arch_irq_thread_t *

irq_thread

)

__vsf_arch_irq_restart()

vsf_err_t __vsf_arch_irq_restart	(	vsf_arch_irq_thread_t *	irq_thread,
		vsf_arch_irq_request_t *	request_pending )

__vsf_arch_irq_sleep()

void __vsf_arch_irq_sleep

(

uint32_t

ms

)

vsf_systimer_init()

vsf_err_t vsf_systimer_init

(

void

)

initialise SysTick to generate a system timer !

Parameters

frequency

the target tick frequency in Hz !

Returns

initialization result in vsf_err_t

vsf_systimer_start()

vsf_err_t vsf_systimer_start

(

void

)

vsf_systimer_set_idle()

void vsf_systimer_set_idle

(

void

)

vsf_systimer_get()

vsf_systimer_tick_t vsf_systimer_get

(

void

)

vsf_systimer_set()

bool vsf_systimer_set

(

vsf_systimer_tick_t

due

)

vsf_systimer_is_due()

bool vsf_systimer_is_due

(

vsf_systimer_tick_t

due

)

vsf_systimer_us_to_tick()

vsf_systimer_tick_t vsf_systimer_us_to_tick

(

uint_fast32_t

time_us

)

vsf_systimer_ms_to_tick()

vsf_systimer_tick_t vsf_systimer_ms_to_tick

(

uint_fast32_t

time_ms

)

vsf_systimer_tick_to_us()

vsf_systimer_tick_t vsf_systimer_tick_to_us

(

vsf_systimer_tick_t

tick

)

vsf_systimer_tick_to_ms()

vsf_systimer_tick_t vsf_systimer_tick_to_ms

(

vsf_systimer_tick_t

tick

)

vsf_systimer_prio_set()

void vsf_systimer_prio_set

(

vsf_arch_prio_t

priority

)

vsf_arch_low_level_init()

bool vsf_arch_low_level_init

(

void

)

Note

initialize architecture specific service

Parameters

none

Return values

true	initialization succeeded.
false	initialization failed

vsf_arch_heap_malloc()

void * vsf_arch_heap_malloc	(	uint_fast32_t	size,
		uint_fast32_t	alignment )

vsf_arch_heap_realloc()

void * vsf_arch_heap_realloc	(	void *	buffer,
		uint_fast32_t	size )

vsf_arch_heap_free()

void vsf_arch_heap_free

(

void *

buffer

)

vsf_arch_heap_alignment()

unsigned int vsf_arch_heap_alignment

(

void

)

vsf_arch_heap_size()

uint_fast32_t vsf_arch_heap_size

(

void *

buffer

)

vsf_arch_alloc_exe()

void * vsf_arch_alloc_exe

(

uint_fast32_t

size

)

vsf_arch_free_exe()

void vsf_arch_free_exe

(

void *

ptr

)

vsf_arch_argu()

int vsf_arch_argu

(

char ***

argv

)

vsf_arch_shutdown()

void vsf_arch_shutdown

(

void

)

vsf_arch_reset()

void vsf_arch_reset

(

void

)

Variable Documentation

vsf_arch_thread_t

vsf_arch_thread_t

vsf_arch_irq_request_priv_t

vsf_arch_irq_request_priv_t