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4183a249b6
Fixes Arduino IDE builds for 8-bit AVR, misc: Adafruit NeoPixel currently incompatible with Teensy 3.5-6, blacklisted
309 lines
10 KiB
C
309 lines
10 KiB
C
/**********************************************************************
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* $Id$ lpc17xx_iap.c 2012-04-18
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*//**
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* @file lpc17xx_iap.c
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* @brief Contains all functions support for IAP on lpc17xx
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* @version 1.0
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* @date 18. April. 2012
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* @author NXP MCU SW Application Team
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*
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* Copyright(C) 2011, NXP Semiconductor
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* All rights reserved.
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*
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***********************************************************************
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* Software that is described herein is for illustrative purposes only
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* which provides customers with programming information regarding the
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* products. This software is supplied "AS IS" without any warranties.
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* NXP Semiconductors assumes no responsibility or liability for the
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* use of the software, conveys no license or title under any patent,
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* copyright, or mask work right to the product. NXP Semiconductors
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* reserves the right to make changes in the software without
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* notification. NXP Semiconductors also make no representation or
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* warranty that such application will be suitable for the specified
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* use without further testing or modification.
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* Permission to use, copy, modify, and distribute this software and its
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* documentation is hereby granted, under NXP Semiconductors'
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* relevant copyright in the software, without fee, provided that it
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* is used in conjunction with NXP Semiconductors microcontrollers. This
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* copyright, permission, and disclaimer notice must appear in all copies of
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* this code.
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**********************************************************************/
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#include "lpc17xx_iap.h"
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#include "system_LPC17xx.h"
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// IAP Command
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typedef void (*IAP)(uint32_t *cmd,uint32_t *result);
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IAP iap_entry = (IAP) IAP_LOCATION;
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#define IAP_Call iap_entry
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/** @addtogroup IAP_Public_Functions IAP Public Function
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* @ingroup IAP
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* @{
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*/
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/*********************************************************************//**
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* @brief Get Sector Number
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*
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* @param[in] adr Sector Address
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*
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* @return Sector Number.
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*
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**********************************************************************/
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uint32_t GetSecNum (uint32_t adr)
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{
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uint32_t n;
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n = adr >> 12; // 4kB Sector
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if (n >= 0x10) {
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n = 0x0E + (n >> 3); // 32kB Sector
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}
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return (n); // Sector Number
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}
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/*********************************************************************//**
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* @brief Prepare sector(s) for write operation
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*
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* @param[in] start_sec The number of start sector
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* @param[in] end_sec The number of end sector
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*
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* @return CMD_SUCCESS/BUSY/INVALID_SECTOR.
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*
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**********************************************************************/
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IAP_STATUS_CODE PrepareSector(uint32_t start_sec, uint32_t end_sec)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_PREPARE; // Prepare Sector for Write
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command.param[0] = start_sec; // Start Sector
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command.param[1] = end_sec; // End Sector
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief Copy RAM to Flash
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*
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* @param[in] dest destination buffer (in Flash memory).
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* @param[in] source source buffer (in RAM).
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* @param[in] size the write size.
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*
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* @return CMD_SUCCESS.
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* SRC_ADDR_ERROR/DST_ADDR_ERROR
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* SRC_ADDR_NOT_MAPPED/DST_ADDR_NOT_MAPPED
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* COUNT_ERROR/SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION
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* BUSY
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*
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**********************************************************************/
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IAP_STATUS_CODE CopyRAM2Flash(uint8_t * dest, uint8_t* source, IAP_WRITE_SIZE size)
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{
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uint32_t sec;
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IAP_STATUS_CODE status;
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IAP_COMMAND_Type command;
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// Prepare sectors
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sec = GetSecNum((uint32_t)dest);
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status = PrepareSector(sec, sec);
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if(status != CMD_SUCCESS)
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return status;
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// write
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command.cmd = IAP_COPY_RAM2FLASH; // Copy RAM to Flash
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command.param[0] = (uint32_t)dest; // Destination Flash Address
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command.param[1] = (uint32_t)source; // Source RAM Address
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command.param[2] = size; // Number of bytes
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command.param[3] = SystemCoreClock / 1000; // CCLK in kHz
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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return (IAP_STATUS_CODE)command.status; // Finished without Errors
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}
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/*********************************************************************//**
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* @brief Erase sector(s)
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*
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* @param[in] start_sec The number of start sector
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* @param[in] end_sec The number of end sector
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*
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* @return CMD_SUCCESS.
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* INVALID_SECTOR
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* SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION
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* BUSY
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*
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**********************************************************************/
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IAP_STATUS_CODE EraseSector(uint32_t start_sec, uint32_t end_sec)
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{
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IAP_COMMAND_Type command;
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IAP_STATUS_CODE status;
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// Prepare sectors
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status = PrepareSector(start_sec, end_sec);
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if(status != CMD_SUCCESS)
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return status;
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// Erase sectors
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command.cmd = IAP_ERASE; // Prepare Sector for Write
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command.param[0] = start_sec; // Start Sector
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command.param[1] = end_sec; // End Sector
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command.param[2] = SystemCoreClock / 1000; // CCLK in kHz
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief Blank check sector(s)
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*
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* @param[in] start_sec The number of start sector
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* @param[in] end_sec The number of end sector
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* @param[out] first_nblank_loc The offset of the first non-blank word
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* @param[out] first_nblank_val The value of the first non-blank word
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*
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* @return CMD_SUCCESS.
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* INVALID_SECTOR
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* SECTOR_NOT_BLANK
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* BUSY
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*
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**********************************************************************/
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IAP_STATUS_CODE BlankCheckSector(uint32_t start_sec, uint32_t end_sec,
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uint32_t *first_nblank_loc,
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uint32_t *first_nblank_val)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_BLANK_CHECK; // Prepare Sector for Write
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command.param[0] = start_sec; // Start Sector
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command.param[1] = end_sec; // End Sector
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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if(command.status == SECTOR_NOT_BLANK)
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{
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// Update out value
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if(first_nblank_loc != NULL)
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*first_nblank_loc = command.result[0];
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if(first_nblank_val != NULL)
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*first_nblank_val = command.result[1];
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}
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief Read part identification number
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*
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* @param[out] partID Part ID
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*
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* @return CMD_SUCCESS
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*
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**********************************************************************/
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IAP_STATUS_CODE ReadPartID(uint32_t *partID)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_READ_PART_ID;
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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if(command.status == CMD_SUCCESS)
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{
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if(partID != NULL)
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*partID = command.result[0];
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}
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief Read boot code version. The version is interpreted as <major>.<minor>.
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*
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* @param[out] major The major
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* @param[out] minor The minor
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*
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* @return CMD_SUCCESS
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*
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**********************************************************************/
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IAP_STATUS_CODE ReadBootCodeVer(uint8_t *major, uint8_t* minor)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_READ_BOOT_VER;
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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if(command.status == CMD_SUCCESS)
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{
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if(major != NULL)
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*major = (command.result[0] >> 8) & 0xFF;
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if(minor != NULL)
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*minor = (command.result[0]) & 0xFF;
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}
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief Read Device serial number.
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*
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* @param[out] uid Serial number.
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*
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* @return CMD_SUCCESS
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*
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**********************************************************************/
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IAP_STATUS_CODE ReadDeviceSerialNum(uint32_t *uid)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_READ_SERIAL_NUMBER;
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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if(command.status == CMD_SUCCESS)
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{
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if(uid != NULL)
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{
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uint32_t i = 0;
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for(i = 0; i < 4; i++)
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uid[i] = command.result[i];
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}
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}
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief compare the memory contents at two locations.
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*
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* @param[in] addr1 The address of the 1st buffer (in RAM/Flash).
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* @param[in] addr2 The address of the 2nd buffer (in RAM/Flash).
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* @param[in] size Number of bytes to be compared; should be a multiple of 4.
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*
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* @return CMD_SUCCESS
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* COMPARE_ERROR
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* COUNT_ERROR (Byte count is not a multiple of 4)
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* ADDR_ERROR
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* ADDR_NOT_MAPPED
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*
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**********************************************************************/
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IAP_STATUS_CODE Compare(uint8_t *addr1, uint8_t *addr2, uint32_t size)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_COMPARE;
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command.param[0] = (uint32_t)addr1;
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command.param[1] = (uint32_t)addr2;
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command.param[2] = size;
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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return (IAP_STATUS_CODE)command.status;
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}
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/*********************************************************************//**
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* @brief Re-invoke ISP.
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*
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* @param[in] None.
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*
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* @return None.
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*
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**********************************************************************/
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void InvokeISP(void)
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{
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IAP_COMMAND_Type command;
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command.cmd = IAP_REINVOKE_ISP;
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IAP_Call (&command.cmd, &command.status); // Call IAP Command
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}
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/**
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* @}
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*/
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