| /**************************************************************************** |
| * arch/arm/src/lpc17xx_40xx/lpc17_40_progmem.h |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. The |
| * ASF licenses this file to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance with the |
| * License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations |
| * under the License. |
| * |
| ****************************************************************************/ |
| |
| #ifndef __ARCH_ARM_SRC_LPC17XX_40XX_LPC17_40_PROGMEM_H |
| #define __ARCH_ARM_SRC_LPC17XX_40XX_LPC17_40_PROGMEM_H |
| |
| /**************************************************************************** |
| * See NXP UM10360 LPC176x/5x User manual, Rev 4.1, Chapter 32: LPC176x/5x |
| * Flash memory interface and programming. |
| * |
| * The first 16 flash sectors (aka erase blocks) are 4kB in size, followed |
| * by up to 14 sectors of 32 kB. |
| * This progmem driver supports just 32 kB sectors. |
| * |
| * Flash write access is provided by an "In Application Programming" service |
| * function stored in boot loader firmware. Individual write accesses must |
| * be 256 byte in size and must be aligned to a 256 byte boundary. |
| * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Pre-processor Definitions |
| ****************************************************************************/ |
| |
| /* The first 16 sectors are 4kB in size. */ |
| |
| #define LPC17_40_FLASH_NUM_4K_SECTORS 16 |
| |
| /* The number of 32kB sectors depends on the target device's flash size. */ |
| |
| #define LPC17_40_FLASH_NUM_32K_SECTORS \ |
| ((LPC17_40_FLASH_SIZE - LPC17_40_FLASH_NUM_4K_SECTORS * 4096) / 32768) |
| |
| /* The total number of sectors is the sum of the 4k and 32k sectors. */ |
| |
| #define LPC17_40_FLASH_NUM_SECTORS \ |
| (LPC17_40_FLASH_NUM_4K_SECTORS + LPC17_40_FLASH_NUM_32K_SECTORS) |
| |
| /* Flash erased byte value */ |
| |
| #define LPC17_40_FLASH_ERASEDVAL (0xffu) |
| |
| /* Size of a write page. */ |
| |
| #define LPC17_40_WRITE_SIZE 256 |
| |
| /* LPC17 entry point for In-Application-Programming boot rom service |
| * function |
| */ |
| |
| #define LPC17_40_IAP_ENTRY_ADDR 0x1fff1ff1 |
| |
| /* The IAP Commands required for progmem */ |
| |
| #define LPC17_40_IAP_CMD_PREPARE_SECTORS_FOR_WRITE_OPERATION 50 |
| #define LPC17_40_IAP_CMD_COPY_RAM_TO_FLASH 51 |
| #define LPC17_40_IAP_CMD_ERASE_SECTORS 52 |
| |
| /* IAP return codes */ |
| |
| #define LPC17_40_IAP_RC_CMD_SUCCESS 0 |
| #define LPC17_40_IAP_RC_INVALID_CMD 1 |
| #define LPC17_40_IAP_RC_SCR_ADDR_ERROR 2 |
| #define LPC17_40_IAP_RC_DST_ADDR_ERROR 3 |
| #define LPC17_40_IAP_RC_SRC_ADDR_NOT_MAPPED 4 |
| #define LPC17_40_IAP_RC_DST_ADDR_NOT_MAPPED 5 |
| #define LPC17_40_IAP_RC_COUNT_ERROR 6 |
| #define LPC17_40_IAP_RC_INVALID_SECTOR 7 |
| #define LPC17_40_IAP_RC_SECTOR_NOT_BLANK 8 |
| #define LPC17_40_IAP_RC_SECTOR_NOT_PREPARED_FOR_WRITE_OPERATION 9 |
| #define LPC17_40_IAP_RC_COMPARE_ERROR 10 |
| #define LPC17_40_IAP_RC_BUSY 11 |
| #define LPC17_40_IAP_RC_PARAM_ERROR 12 |
| #define LPC17_40_IAP_RC_ADDR_ERROR 13 |
| #define LPC17_40_IAP_RC_ADDR_NOT_MAPPED 14 |
| #define LPC17_40_IAP_RC_CMD_LOCKED 15 |
| #define LPC17_40_IAP_RC_INVALID_CODE 16 |
| #define LPC17_40_IAP_RC_INVALID_BAUD_RATE 17 |
| #define LPC17_40_IAP_RC_INVALID_STOP_BIT 18 |
| #define LPC17_40_IAP_RC_CODE_READ_PROTECTION_ENABLED 19 |
| |
| #endif /* __ARCH_ARM_SRC_LPC17XX_40XX_LPC17_40_PROGMEM_H */ |
