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perf: skip unnecessary main data read in _lx_nand_flash_sector_read

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borlandong
2026-01-22 12:09:25 +08:00
parent 1751446fb0
commit 58dc81e83c
1 changed files with 22 additions and 2 deletions
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common/src/lx_nand_flash_sector_read.c
+22 -2
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@@ -143,9 +143,9 @@ LONG page;
/* Read a page. */
#ifdef LX_NAND_ENABLE_CONTROL_BLOCK_FOR_DRIVER_INTERFACE
status = (nand_flash -> lx_nand_flash_driver_pages_read)(nand_flash, block, (ULONG)page, (UCHAR*)buffer, spare_buffer_ptr, 1);
status = (nand_flash -> lx_nand_flash_driver_pages_read)(nand_flash, block, (ULONG)page, (UCHAR*)NULL, spare_buffer_ptr, 1);
#else
status = (nand_flash -> lx_nand_flash_driver_pages_read)(block, (ULONG)page, (UCHAR*)buffer, spare_buffer_ptr, 1);
status = (nand_flash -> lx_nand_flash_driver_pages_read)(block, (ULONG)page, (UCHAR*)NULL, spare_buffer_ptr, 1);
#endif
/* Check for an error from flash driver. */
@@ -166,6 +166,26 @@ LONG page;
/* 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)
{
#ifdef LX_NAND_ENABLE_CONTROL_BLOCK_FOR_DRIVER_INTERFACE
status = (nand_flash -> lx_nand_flash_driver_pages_read)(nand_flash, block, (ULONG)page, (UCHAR*)buffer, NULL, 1);
#else
status = (nand_flash -> lx_nand_flash_driver_pages_read)(block, (ULONG)page, (UCHAR*)buffer, NULL, 1);
#endif
/* Check for an error from flash driver. */
if (status)
{
/* Call system error handler. */
_lx_nand_flash_system_error(nand_flash, status, block, 0);
#ifdef LX_THREAD_SAFE_ENABLE
/* Release the thread safe mutex. */
tx_mutex_put(&nand_flash -> lx_nand_flash_mutex);
#endif
/* Return an error. */
return(LX_ERROR);
}
#ifdef LX_THREAD_SAFE_ENABLE
/* Release the thread safe mutex. */