chentianya/levelx
1
0
Fork 0
mirror of https://github.com/eclipse-threadx/levelx.git synced 2026-09-14 12:37:01 +08:00
Code Issues Packages Projects Releases Wiki Activity

Updated copyright headers and removed trailing whitespace

Browse Source
This commit is contained in:
Frédéric Desbiens
2026-03-05 09:17:20 +01:00
parent fa1a8e5ff4
commit b9ba4a97bf
71 changed files with 3124 additions and 3739 deletions
Download Patch File Download Diff File Expand all files Collapse all files
common/src/lx_nand_flash_sector_read.c
+42 -47
View File
@@ -1,18 +1,19 @@
/***************************************************************************
* Copyright (c) 2024 Microsoft Corporation
*
* Copyright (c) 2024 Microsoft Corporation
* Copyright (c) 2026-present Eclipse ThreadX contributors
*
* This program and the accompanying materials are made available under the
* terms of the MIT License which is available at
* https://opensource.org/licenses/MIT.
*
*
* SPDX-License-Identifier: MIT
**************************************************************************/
/**************************************************************************/
/**************************************************************************/
/** */
/** LevelX Component */
/** */
/** LevelX Component */
/** */
/** NAND Flash */
/** */
@@ -34,49 +35,43 @@
#include "lx_api.h"
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _lx_nand_flash_sector_read PORTABLE C */
/**************************************************************************/
/* */
/* FUNCTION RELEASE */
/* */
/* _lx_nand_flash_sector_read PORTABLE C */
/* 6.2.1 */
/* AUTHOR */
/* */
/* Xiuwen Cai, Microsoft Corporation */
/* */
/* DESCRIPTION */
/* */
/* This function reads a logical sector from NAND flash. */
/* */
/* INPUT */
/* */
/* nand_flash NAND flash instance */
/* logical_sector Logical sector number */
/* buffer Pointer to buffer to read into*/
/* (the size is number of */
/* bytes in a page) */
/* */
/* OUTPUT */
/* */
/* return status */
/* */
/* CALLS */
/* */
/* _lx_nand_flash_block_find Find the mapped block */
/* lx_nand_flash_driver_pages_read Read pages */
/* _lx_nand_flash_system_error Internal system error handler */
/* tx_mutex_get Get thread protection */
/* tx_mutex_put Release thread protection */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/* RELEASE HISTORY */
/* */
/* DATE NAME DESCRIPTION */
/* DESCRIPTION */
/* */
/* 03-08-2023 Xiuwen Cai Initial Version 6.2.1 */
/* This function reads a logical sector from NAND flash. */
/* */
/* INPUT */
/* */
/* nand_flash NAND flash instance */
/* logical_sector Logical sector number */
/* buffer Pointer to buffer to read into*/
/* (the size is number of */
/* bytes in a page) */
/* */
/* OUTPUT */
/* */
/* return status */
/* */
/* CALLS */
/* */
/* _lx_nand_flash_block_find Find the mapped block */
/* lx_nand_flash_driver_pages_read Read pages */
/* _lx_nand_flash_system_error Internal system error handler */
/* tx_mutex_get Get thread protection */
/* tx_mutex_put Release thread protection */
/* */
/* CALLED BY */
/* */
/* Application Code */
/* */
/**************************************************************************/
UINT _lx_nand_flash_sector_read(LX_NAND_FLASH *nand_flash, ULONG logical_sector, VOID *buffer)
@@ -126,7 +121,7 @@ LONG page;
/* Determine if the block is mapped. */
if (block != LX_NAND_BLOCK_UNMAPPED)
{
/* Setup spare buffer pointer. */
spare_buffer_ptr = (UCHAR*)nand_flash -> lx_nand_flash_page_buffer;
@@ -162,7 +157,7 @@ LONG page;
/* Return an error. */
return(LX_ERROR);
}
/* Get the logical sector number from spare bytes, and check if it matches the addressed sector number. */
if ((LX_UTILITY_LONG_GET(&spare_buffer_ptr[nand_flash -> lx_nand_flash_spare_data1_offset]) & LX_NAND_PAGE_TYPE_USER_DATA_MASK) == logical_sector)
{
@@ -240,14 +235,14 @@ LONG page;
/* Setup pointer to users buffer. */
word_ptr = (ULONG *) buffer;
/* Put all ones in he buffer. */
for (i = 0; i < nand_flash -> lx_nand_flash_words_per_page; i++)
{
/* Copy a word. */
*word_ptr++ = LX_ALL_ONES;
}
}
/* Set the status to success. */
status = LX_SUCCESS;