// $Id: TOSBoot.h,v 1.1 2004/12/02 22:18:07 jpolastre Exp $

/*									tab:4
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 * All rights reserved.
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 * two paragraphs and the author appear in all copies of this software.
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 * IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
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/*
 * Bootloader constants for nesc-based bootloader.
 * @author  Jonathan Hui <jwhui@cs.berkeley.edu>
 */

#ifndef __MSP_BOOTLOADER_H__
#define __MSP_BOOTLOADER_H__

// size of each internal program flash page
#define TOSBOOT_INT_PAGE_SIZE  ((uint32_t)512)

// address of the golden image in external flash
#define TOSBOOT_GOLDEN_IMG_ADDR     ((uint32_t)0xf0200)

// number of resets to force golden image
#define TOSBOOT_GESTURE_MAX_COUNT   3

enum {
  TOSBOOT_GOLDEN_IMG_LOADED = 1,
  TOSBOOT_EXPLICIT_REBOOT = 2,
  TOSBOOT_PROGRAM_FAIL_FLAG = 4,
};

// bootloader state stored in the information section
#define TOSBOOT_LOAD_IMG_ADDR         0x70 // 1 byte
#define TOSBOOT_GESTURE_COUNT_ADDR    0x71 // 1 byte
#define TOSBOOT_NEW_IMG_START_ADDR    0x72 // 4 bytes
#define TOSBOOT_CUR_IMG_START_ADDR    0x76 // 4 bytes
#define TOSBOOT_PROGRAM_BUF_ADDR      0x7a // 4 bytes

#define TOSBOOT_FLAGS_ADDR            0x7e // 1 byte

#endif