test-stage1.c

em86xx 完整启动程序,支持网络下载与串通下载

/*****************************************
 Copyright (c) 2002-2004
 Sigma Designs, Inc. All Rights Reserved
 Proprietary and Confidential
 *****************************************/

/* This file is part of the EM86XX boot loader */

#include "config.h"
#include "uart.h"
#include "util.h"

extern void test_board_stage1(loaderconfig_t *config);

#ifdef CONFIG_PRODUCTIONTEST
static int test_verify_checksum(loaderconfig_t *config);
#endif

void test_stage1(loaderconfig_t *config)
{
#ifdef CONFIG_PRODUCTIONTEST
    uart_puts("Production Board Test Stage 1\n");

    test_verify_checksum(config);

    test_board_stage1(config);
#endif
}

#ifdef CONFIG_PRODUCTIONTEST
int test_verify_checksum(loaderconfig_t *config)
{
    unsigned long imagestart;
    unsigned int checksum, *ptr;
    int i;

    uart_puts("  Verifying checksum : ");

    if (config->imagesize == 0) {
        uart_puts("No checksum\n");
        return 1;
    }

    switch (config->bootvalid) {
    case LOADER_CONFIGBOOTFLASH :
        imagestart = LOADER_FLASHBASE;
        uart_puts("[Parallel Flash] ");
        break;
    case LOADER_CONFIGBOOTSFLASH :
        imagestart = LOADER_SFLASHBASE;
        uart_puts("[Serial Flash] ");
        break;
    default :
        uart_puts("Unknown\n");
        return 1;
    }

    for (i = 1, checksum = 0, ptr = (unsigned int *) imagestart; ptr < (unsigned int *) (imagestart + config->imagesize); ++ptr, ++i)
        checksum += *ptr;

    if (checksum == 0) {
        uart_puts("Passed\n");
        return 0;
    } else {
        uart_puts("Failed\n");
        return 1;
    }
}
#endif