dspi_main.c

Freescale MCF5445evb 参考测试代码

/*
 * \file    dspi_main.c
 * \brief   Command line interface for DSPI validation tests
 * \version $Revision: 1.1 $
 * \author  Michael Norman
 */

#include "common.h"
#include "uif.h"
#include "dspi_tests.h"

#define DSPI_CLI

/********************************************************************/

/*
 * Setup user interface
 */
void mainloop (void);
void cmd_rd (int, char **);
void cmd_en (int, char **);
void cmd_dis (int, char **);

const char PROMPT[] = "DSPI> ";

UIF_CMD UIF_CMDTAB[] =
{
    UIF_CMDS_ALL
    {"rd",      0,0,0,cmd_rd,   "Register Disply",""},
    {"en",      0,0,0,cmd_en,   "Enable DSPI",""},
    {"dis",     0,0,0,cmd_dis,  "Disable DSPI",""},
};
const int UIF_NUM_CMD    = UIF_CMDTAB_SIZE;

UIF_SETCMD UIF_SETCMDTAB[] = {"",0,0,NULL,""};
const int UIF_NUM_SETCMD = 0;

/********************************************************************/
void 
main (void)
{
#ifndef DSPI_CLI
    printf("Running all DSPI tests.\n");
    cmd_rd(0, NULL);
    cmd_en(0, NULL);
    cmd_rd(0, NULL);
    cmd_dis(0, NULL);
    cmd_rd(0, NULL);
#else    
	char ch;

    printf("\n");
    printf("**************************************************\n");
    printf("*                                                *\n");
    printf("*                  DSPI Utility                  *\n");
    printf("*                                                *\n");
    printf("**************************************************\n");
    printf(HELPMSG);
    printf("\n");

    mainloop();
#endif
}
/********************************************************************/
void
mainloop (void)
{
    /* Enable interrupts to the core */
    mcf5xxx_irq_enable();

    while (TRUE)
    {
        printf(PROMPT);
        run_cmd();
    }
}
/********************************************************************/
void
cmd_rd (int argc, char **argv)
{
    printf("DSPI Registers:\n");
    printf("DMCR         = %08X\n", MCF_DSPI_DMCR);
    printf("DTCR         = %08X\n", MCF_DSPI_DTCR);
    printf("DCTAR0       = %08X\n", MCF_DSPI_DCTAR0);
    printf("DCTAR1       = %08X\n", MCF_DSPI_DCTAR1);
    printf("DCTAR2       = %08X\n", MCF_DSPI_DCTAR2);
    printf("DCTAR3       = %08X\n", MCF_DSPI_DCTAR3);
    printf("DCTAR4       = %08X\n", MCF_DSPI_DCTAR4);
    printf("DCTAR5       = %08X\n", MCF_DSPI_DCTAR5);
    printf("DCTAR6       = %08X\n", MCF_DSPI_DCTAR6);
    printf("DCTAR7       = %08X\n", MCF_DSPI_DCTAR7);
    printf("DSR          = %08X\n", MCF_DSPI_DSR);
    printf("DRSER        = %08X\n", MCF_DSPI_DRSER);
    printf("DTFR         = %08X\n", MCF_DSPI_DTFR);
    printf("DRFR         = %08X\n", MCF_DSPI_DRFR);
    printf("DTFDR0       = %08X\n", MCF_DSPI_DTFDR0);
    printf("DTFDR1       = %08X\n", MCF_DSPI_DTFDR1);
    printf("DTFDR2       = %08X\n", MCF_DSPI_DTFDR2);
    printf("DTFDR3       = %08X\n", MCF_DSPI_DTFDR3);
    printf("DRFDR0       = %08X\n", MCF_DSPI_DRFDR0);
    printf("DRFDR1       = %08X\n", MCF_DSPI_DRFDR1);
    printf("DRFDR2       = %08X\n", MCF_DSPI_DRFDR2);
    printf("DRFDR3       = %08X\n", MCF_DSPI_DRFDR3);
}
/********************************************************************/
void
cmd_en (int argc, char **argv)
{
    /* Enable the DSPI */
    MCF_DSPI_DMCR &= ~MCF_DSPI_DMCR_MDIS;
}
/********************************************************************/
void
cmd_dis (int argc, char **argv)
{
    /* Disable the DSPI */
    MCF_DSPI_DMCR |= MCF_DSPI_DMCR_MDIS;
}
/********************************************************************/