LPCOpen Platform for LPC18XX/43XX microcontrollers
18XX43XX
LPCOpen Platform for the NXP LPC18XX/43XX family of Microcontrollers
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fmc_18xx_43xx.h
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/*
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* @brief LPC18xx/43xx FLASH Memory Controller (FMC) driver
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*
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* @note
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* Copyright(C) NXP Semiconductors, 2013
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* All rights reserved.
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*
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* @par
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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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* LPC products. This software is supplied "AS IS" without any warranties of
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* any kind, and NXP Semiconductors and its licensor disclaim any and
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* all warranties, express or implied, including all implied warranties of
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* merchantability, fitness for a particular purpose and non-infringement of
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* intellectual property rights. NXP Semiconductors assumes no responsibility
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* or liability for the use of the software, conveys no license or rights under any
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* patent, copyright, mask work right, or any other intellectual property rights in
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* or to any products. NXP Semiconductors reserves the right to make changes
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* in the software without notification. NXP Semiconductors also makes no
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* representation or warranty that such application will be suitable for the
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* specified use without further testing or modification.
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*
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* @par
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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' and its
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* licensor's relevant copyrights 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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#ifndef __FMC_18XX_43XX_H_
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#define __FMC_18XX_43XX_H_
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#ifdef __cplusplus
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extern
"C"
{
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#endif
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typedef
struct
{
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__I uint32_t RESERVED1[8];
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__IO uint32_t
FMSSTART
;
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__IO uint32_t
FMSSTOP
;
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__I uint32_t
RESERVED2
;
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__I uint32_t FMSW[4];
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__I uint32_t RESERVED3[1001];
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__I uint32_t
FMSTAT
;
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__I uint32_t
RESERVED5
;
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__O uint32_t
FMSTATCLR
;
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__I uint32_t RESERVED4[5];
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}
LPC_FMC_T
;
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/* Flash signature start and busy status bit */
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#define FMC_FLASHSIG_BUSY (1UL << 17)
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/* Flash signature clear status bit */
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#define FMC_FLASHSIG_STAT (1 << 2)
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STATIC
INLINE
void
Chip_FMC_ComputeSignature
(uint8_t bank, uint32_t start, uint32_t stop)
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{
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LPC_FMC
[bank]->FMSSTART = (start >> 4);
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LPC_FMC
[bank]->FMSTATCLR =
FMC_FLASHSIG_STAT
;
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LPC_FMC
[bank]->FMSSTOP = (stop >> 4) |
FMC_FLASHSIG_BUSY
;
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}
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STATIC
INLINE
void
Chip_FMC_ComputeSignatureBlocks
(uint8_t bank, uint32_t start, uint32_t blocks)
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{
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Chip_FMC_ComputeSignature
(bank, start, (start + (blocks * 16)));
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}
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STATIC
INLINE
void
Chip_FMC_ClearSignatureBusy
(uint8_t bank)
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{
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LPC_FMC
[bank]->FMSTATCLR =
FMC_FLASHSIG_STAT
;
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}
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STATIC
INLINE
bool
Chip_FMC_IsSignatureBusy
(uint8_t bank)
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{
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return
(
bool
) ((
LPC_FMC
[bank]->FMSTAT &
FMC_FLASHSIG_STAT
) == 0);
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}
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STATIC
INLINE
uint32_t
Chip_FMC_GetSignature
(uint8_t bank,
int
index)
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{
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return
LPC_FMC
[bank]->FMSW[index];
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
/* __FMC_18XX_43XX_H_ */
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