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Fixed NOR extended cache size validation

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Co-authored-by: Codex <codex@openai.com>
This commit is contained in:
Frédéric Desbiens
2026-06-26 12:13:25 -04:00
co-authored by Codex
parent 4005a425b7
commit c232f9f8e3
2 changed files with 28 additions and 9 deletions
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common/src/lx_nor_flash_extended_cache_enable.c
+6 -6
View File
@@ -9,6 +9,8 @@
* SPDX-License-Identifier: MIT * SPDX-License-Identifier: MIT
**************************************************************************/ **************************************************************************/
// Some portions generated by Codex (GPT-5).
/**************************************************************************/ /**************************************************************************/
/**************************************************************************/ /**************************************************************************/
@@ -93,8 +95,11 @@ ULONG block_word;
#endif #endif
/* Calculate cache size in words. */
cache_size = size / sizeof(ULONG);
/* Determine if memory was specified but with an invalid size (less than one NOR sector). */ /* Determine if memory was specified but with an invalid size (less than one NOR sector). */
if ((memory) && (size < LX_NOR_SECTOR_SIZE)) if ((memory) && (cache_size < LX_NOR_SECTOR_SIZE))
{ {
/* Error in memory size supplied. */ /* Error in memory size supplied. */
@@ -110,9 +115,6 @@ ULONG block_word;
/* Initialize the internal NOR cache. */ /* Initialize the internal NOR cache. */
nor_flash -> lx_nor_flash_extended_cache_entries = 0; nor_flash -> lx_nor_flash_extended_cache_entries = 0;
/* Calculate cache size in words. */
cache_size = size/sizeof(ULONG);
/* Setup cache memory pointer. */ /* Setup cache memory pointer. */
cache_memory = (ULONG *) memory; cache_memory = (ULONG *) memory;
@@ -317,5 +319,3 @@ ULONG block_word;
return(LX_DISABLED); return(LX_DISABLED);
#endif #endif
} }
test/regression/levelx_nor_flash_test_cache.c
+22 -3
View File
@@ -9,6 +9,8 @@
/* SPDX-License-Identifier: MIT */ /* SPDX-License-Identifier: MIT */
/***************************************************************************/ /***************************************************************************/
// Some portions generated by Codex (GPT-5).
/* Basic NOR flash tests... */ /* Basic NOR flash tests... */
#include <stdio.h> #include <stdio.h>
@@ -31,6 +33,7 @@ ULONG readbuffer[128];
UCHAR nor_cache_memory[2048+16+8]; UCHAR nor_cache_memory[2048+16+8];
UCHAR nor_cache_memory2[8192]; UCHAR nor_cache_memory2[8192];
UCHAR nor_cache_memory_invalid[256];
/* Define LevelX NOR flash simulator prototoypes. */ /* Define LevelX NOR flash simulator prototoypes. */
@@ -1592,7 +1595,25 @@ status += lx_nor_flash_extended_cache_enable(&nor_sim_flash, nor_cache_memory, s
/* Open the flash. */ /* Open the flash. */
status = lx_nor_flash_open(&nor_sim_flash, "sim nor flash", _lx_nor_flash_simulator_initialize); status = lx_nor_flash_open(&nor_sim_flash, "sim nor flash", _lx_nor_flash_simulator_initialize);
#ifndef LX_NOR_DISABLE_EXTENDED_CACHE #ifndef LX_NOR_DISABLE_EXTENDED_CACHE
status += lx_nor_flash_extended_cache_enable(&nor_sim_flash, nor_cache_memory2, sizeof(nor_cache_memory2)); if (status == LX_SUCCESS)
{
status = lx_nor_flash_extended_cache_enable(&nor_sim_flash, nor_cache_memory_invalid, sizeof(nor_cache_memory_invalid));
if (status != LX_ERROR)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nor_flash_extended_cache_enable(&nor_sim_flash, nor_cache_memory2, sizeof(nor_cache_memory2));
}
#endif #endif
if (status != LX_SUCCESS) if (status != LX_SUCCESS)
@@ -1668,5 +1689,3 @@ status += lx_nor_flash_extended_cache_enable(&nor_sim_flash, nor_cache_memory2,
{ {
} }
} }