ci130x_mailbox.c 文件参考

#include <stdint.h>
#include <string.h>
#include "FreeRTOS.h"
#include "semphr.h"
#include "romlib_runtime.h"
#include "ci130x_mailbox.h"
#include "ci130x_mailbox_bnpu.h"
#include "ci130x_system.h"
#include "ci_assert.h"
#include "ci130x_core_eclic.h"

结构体
struct	mailbox_reg_t
struct	mail_box_reg_t
struct	mailbox_t

宏定义
#define	CORE_MAGIC_ID   (*(uint32_t *)0x0000001c)
#define	BNPU_CORE_MAGIC_ID   0x55504E42
#define	MBC_CI_ASSERT(x, msg)
#define	MAIL_BOX_FULL   (1)/*other cpu not deal message*/
#define	MAIL_BOX_EMPTY   (0)/*other cpu already deal message*/
#define	MAIL_BOX_SEND_TIMEOUT   (0xfffffff)

函数
static uint32_t	set_core_number (void)
uint32_t	get_core_number (void)
void	mailbox_preinit (void)
uint32_t	mailbox_init (mailbox_irq_cmd_cb_t callback_func)
void	mailbox_deinit (void)
uint32_t	mailbox_send_msg (uint32_t data0, uint32_t data1, mailbox_cmd_t cmd)
static uint32_t	mailbox_receive_msg (uint32_t *data0, uint32_t *data1, mailbox_cmd_t *cmd)
void	mailboxboot_sync (void)
void	MAIL_BOX_IRQHandler (void)

变量
static mailbox_irq_cmd_cb_t	rpmsg_callback_func = NULL
static mailbox_irq_cmd_cb_t	nuclear_com_callback_func = NULL
static SemaphoreHandle_t	mailbox_semaphore = NULL
mailbox_t *	mailbox_ports [2] = {(mailbox_t*)HAL_MAILBOX0_BASE, (mailbox_t*)HAL_MAILBOX1_BASE}
static volatile int	boot_sync_host = 0
static volatile int	boot_sync_bnpu = 0

详细描述

作者

版本

V1.0.0

日期

2018.10.31

---

结构体说明

mailbox_reg_t

struct mailbox_reg_t

成员变量
volatile uint32_t	bnpu_core_cmd
volatile uint32_t	bnpu_core_data0
volatile uint32_t	bnpu_core_data1
volatile uint32_t	bnpu_core_flag
volatile uint32_t	host_core_cmd
volatile uint32_t	host_core_data0
volatile uint32_t	host_core_data1
volatile uint32_t	host_core_flag

mail_box_reg_t

struct mail_box_reg_t

成员变量
volatile uint32_t	cmd
volatile uint32_t	data0
volatile uint32_t	data1
volatile uint32_t	flag

mailbox_t

struct mailbox_t

成员变量
mail_box_reg_t	reg[2]

宏定义说明

BNPU_CORE_MAGIC_ID

#define BNPU_CORE_MAGIC_ID   0x55504E42

CORE_MAGIC_ID

#define CORE_MAGIC_ID   (*(uint32_t *)0x0000001c)

MAIL_BOX_EMPTY

#define MAIL_BOX_EMPTY   (0)/*other cpu already deal message*/

MAIL_BOX_FULL

#define MAIL_BOX_FULL   (1)/*other cpu not deal message*/

MAIL_BOX_SEND_TIMEOUT

#define MAIL_BOX_SEND_TIMEOUT   (0xfffffff)

MBC_CI_ASSERT

#define MBC_CI_ASSERT	(		x,
			msg
	)

值:

if( ( x ) == 0 )                                                                                                        \
    {                                                                                                                       \
        mprintf("%s",msg);                                                                                                   \
        mprintf("MBC Line:%d\n",__LINE__);                                                                                   \
        while(1)  asm volatile ("ebreak");                                                                                  \
    }

函数说明

get_core_number()

uint32_t get_core_number ( void  )

inline

MAIL_BOX_IRQHandler()

void MAIL_BOX_IRQHandler

(

void

)

mailbox_deinit()

void mailbox_deinit

(

void

)

mailbox_init()

uint32_t mailbox_init

(

mailbox_irq_cmd_cb_t

callback_func

)

mailbox_preinit()

void mailbox_preinit

(

void

)

mailbox_receive_msg()

static uint32_t mailbox_receive_msg ( uint32_t *  data0, uint32_t *  data1, mailbox_cmd_t *  cmd  )

static

mailbox_send_msg()

uint32_t mailbox_send_msg	(	uint32_t	data0,
		uint32_t	data1,
		mailbox_cmd_t	cmd
	)

mailboxboot_sync()

void mailboxboot_sync

(

void

)

set_core_number()

static uint32_t set_core_number ( void  )

static

变量说明

boot_sync_bnpu

volatile int boot_sync_bnpu = 0

static

boot_sync_host

volatile int boot_sync_host = 0

static

mailbox_ports

mailbox_t* mailbox_ports[2] = {(mailbox_t*)HAL_MAILBOX0_BASE, (mailbox_t*)HAL_MAILBOX1_BASE}

mailbox_semaphore

SemaphoreHandle_t mailbox_semaphore = NULL

static

nuclear_com_callback_func

mailbox_irq_cmd_cb_t nuclear_com_callback_func = NULL

static

rpmsg_callback_func

mailbox_irq_cmd_cb_t rpmsg_callback_func = NULL

static