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/******************************************************************************
* Copyright (c) 2011 Texas Instruments Incorporated - http://www.ti.com
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nand the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*****************************************************************************/
/**************************************************************************************
* FILE PURPOSE: NAND Boot Over I2C Example
**************************************************************************************
* FILE NAME: i2c_boot_nand_example.c
*
* DESCRIPTION: A simple hello world example demonstrating NAND boot over I2C.
*
***************************************************************************************/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "platform.h"
#define BOOT_UART_BAUDRATE 115200
/* i2c_boot_nand_example version */
char version[] = "01.00.00.00";
/* OSAL functions for Platform Library */
uint8_t *Osal_platformMalloc (uint32_t num_bytes, uint32_t alignment)
{
return malloc(num_bytes);
}
void Osal_platformFree (uint8_t *dataPtr, uint32_t num_bytes)
{
/* Free up the memory */
if (dataPtr)
{
free(dataPtr);
}
}
/******************************************************************************
* Function: print_platform_errno
******************************************************************************/
void
print_platform_errno
(
void
)
{
printf ("Returned platform error number is %d\n", platform_errno);
}
/******************************************************************************
* Function: write_uart
******************************************************************************/
void
write_uart
(
char* msg
)
{
uint32_t i;
uint32_t msg_len = strlen(msg);
/* Write the message to the UART */
for (i = 0; i < msg_len; i++)
{
platform_uart_write(msg[i]);
}
}
/******************************************************************************
* Function: main
******************************************************************************/
void main ()
{
platform_init_flags init_flags;
platform_init_config init_config;
char version_msg[] = "\r\n\r\nNAND Boot Over I2C Example Version ";
char boot_msg[] = "\r\n\r\nBooting Hello World image from NAND flash via IBL over I2C 0x51 ...";
printf("%s%s\n\n", version_msg, version);
/* Initialize main Platform lib */
memset(&init_config, 0, sizeof(platform_init_config));
memset(&init_flags, 1, sizeof(platform_init_flags));
if (platform_init(&init_flags, &init_config) != Platform_EOK)
{
printf ("Platform init failed!\n");
print_platform_errno();
return;
}
platform_uart_init();
platform_uart_set_baudrate(BOOT_UART_BAUDRATE);
write_uart(version_msg);
write_uart(version);
printf("%s", boot_msg);
write_uart(boot_msg);
}
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