shinys000114/linux
1
0
Fork 0
mirror of https://github.com/hardkernel/linux.git synced 2026-06-07 19:30:30 +09:00
Code Issues Packages Projects Releases Wiki Activity

drivers: rkflash: use physical continuous memory for flash stress test

Browse Source 
otherwise cache flush will cause test fail

Change-Id: I6d4a4be405998bfe68eac0004b5fee407ed62a70
Signed-off-by: Jon Lin <jon.lin@rock-chips.com>
This commit is contained in:
Jon Lin
2019-03-12 15:25:41 +08:00
committed by Tao Huang
parent 101fcda5fc
commit 99ca28d79a
1 changed files with 14 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/rkflash/flash.c
View File

@@ -4,6 +4,7 @@
#include <linux/delay.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include "flash.h"
#include "flash_com.h"
@@ -315,8 +316,8 @@ static s32 get_bad_blk_list(u16 *table, u32 die)
#define FLASH_SPARE_SIZE 8
static u16 bad_blk_list[1024];
static u32 pwrite[FLASH_PAGE_SIZE / 4];
static u32 pread[FLASH_PAGE_SIZE / 4];
static u32 *pwrite;
static u32 *pread;
static u32 pspare_write[FLASH_SPARE_SIZE / 4];
static u32 pspare_read[FLASH_SPARE_SIZE / 4];
static u32 bad_blk_num;
@@ -330,6 +331,9 @@ static void flash_test(void)
u32 blk_addr = 64;
u32 is_bad_blk = 0;
pwrite = kzalloc(FLASH_PAGE_SIZE, GFP_KERNEL | GFP_DMA);
pread = kzalloc(FLASH_PAGE_SIZE, GFP_KERNEL | GFP_DMA);
PRINT_NANDC_E("%s\n", __func__);
bad_blk_num = 0;
bad_page_num = 0;
@@ -375,8 +379,12 @@ static void flash_test(void)
PRINT_NANDC_E("ERR:page %x, ret= %x\n",
page_addr,
ret);
PRINT_NANDC_HEX("data:", pread, 4, 8);
PRINT_NANDC_HEX("spare:", pspare_read, 4, 2);
PRINT_NANDC_HEX("w data:", pwrite, 4, 512);
PRINT_NANDC_HEX("w spare:", pspare_write, 4, 4);
PRINT_NANDC_HEX("r data:", pread, 4, 512);
PRINT_NANDC_HEX("r spare:", pspare_read, 4, 5);
while (1)
;
}
}
flash_erase_block(0, blk * blk_addr);
@@ -387,6 +395,8 @@ static void flash_test(void)
bad_blk_num, bad_page_num);
PRINT_NANDC_E("Flash Test Finish!!!\n");
kfree(pwrite);
kfree(pread);
while (1)
;
}