SmartAudio/lichee/linux-4.9/modules/nand/sun8iw15p1/nfd/nand_class.c

283 lines
8.2 KiB
C

/*
* nand_class.c for SUNXI NAND .
*
* Copyright (C) 2016 Allwinner.
*
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#include "nand_class.h"
/*****************************************************************************
*Name :
*Description :
*Parameter :
*Return :
*Note :
*****************************************************************************/
void obj_test_release(struct kobject *kobject)
{
nand_dbg_err("release");
}
/*****************************************************************************
*Name :
*Description :
*Parameter :
*Return :
*Note :
*****************************************************************************/
static ssize_t nand_test_show(struct kobject *kobject, struct attribute *attr,
char *buf)
{
ssize_t count = 0;
struct nand_kobject *nand_kobj;
nand_kobj = (struct nand_kobject *)kobject;
print_nftl_zone(nand_kobj->nftl_blk->nftl_zone);
count = sprintf(buf, "%i", g_iShowVar);
return count;
}
/*****************************************************************************
*Name :
*Description :receive testcase num from echo command
*Parameter :
*Return :
*Note :
*****************************************************************************/
static ssize_t nand_test_store(struct kobject *kobject, struct attribute *attr,
const char *buf, size_t count)
{
int ret, i;
int argnum = 0;
char cmd[32] = { 0 };
unsigned int param0 = 0;
unsigned int param1 = 0;
unsigned int param2 = 0;
char param3[16] = { 0 };
char *tempbuf;
struct nand_kobject *nand_kobj;
nand_kobj = (struct nand_kobject *) kobject;
g_iShowVar = -1;
argnum =
sscanf(buf, "%s %u %u %u %s", cmd, &param0, &param1, &param2,
param3);
nand_dbg_err("argnum=%i, cmd=%s, param0=%u, param1=%u, param2=%u\n",
argnum, cmd, param0, param1, param2);
if (-1 == argnum) {
nand_dbg_err("cmd format err!");
g_iShowVar = -3;
goto NAND_TEST_STORE_EXIT;
}
if (strcmp(cmd, "help") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err("2016-10-24 19:48\n");
} else if (strcmp(cmd, "flush") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" flush\n");
mutex_lock(nand_kobj->nftl_blk->blk_lock);
ret =
nand_kobj->nftl_blk->flush_write_cache(nand_kobj->nftl_blk,
param0);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "gcall") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" gcall\n");
mutex_lock(nand_kobj->nftl_blk->blk_lock);
ret = gc_all(nand_kobj->nftl_blk->nftl_zone);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "gcone") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" gcone\n");
mutex_lock(nand_kobj->nftl_blk->blk_lock);
ret = gc_one(nand_kobj->nftl_blk->nftl_zone);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "priogc") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" priogc\n");
mutex_lock(nand_kobj->nftl_blk->blk_lock);
ret =
prio_gc_one(nand_kobj->nftl_blk->nftl_zone, param0, param1);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "test") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" test\n");
mutex_lock(nand_kobj->nftl_blk->blk_lock);
ret =
nftl_set_zone_test((void *)nand_kobj->nftl_blk->nftl_zone,
param0);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "showall") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" show all\n");
print_free_list(nand_kobj->nftl_blk->nftl_zone);
print_block_invalid_list(nand_kobj->nftl_blk->nftl_zone);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "showinfo") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" show info\n");
print_nftl_zone(nand_kobj->nftl_blk->nftl_zone);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "blkdebug") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err(" blk debug\n");
debug_data = param0;
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "smart") == 0) {
nand_dbg_err("nand debug cmd:\n");
nand_dbg_err("smart info\n");
print_smart(nand_kobj->nftl_blk->nftl_zone);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "read1") == 0) {
nand_dbg_err("nand read1 cmd:\n");
nand_dbg_phy_read(param0, param1, param2);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "read2") == 0) {
nand_dbg_err("nand read2 cmd:\n");
nand_dbg_zone_phy_read(nand_kobj->nftl_blk->nftl_zone, param0,
param1);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "erase1") == 0) {
nand_dbg_err("nand erase1 cmd:\n");
nand_dbg_phy_erase(param0, param1);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "erase2") == 0) {
nand_dbg_err("nand erase2 cmd:\n");
nand_dbg_zone_erase(nand_kobj->nftl_blk->nftl_zone, param0,
param1);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "erase3") == 0) {
nand_dbg_err("nand erase3 cmd:\n");
nand_dbg_single_phy_erase(param0, param1);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "write1") == 0) {
nand_dbg_err("nand read1 cmd:\n");
nand_dbg_phy_write(param0, param1, param2);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "write2") == 0) {
nand_dbg_err("nand read2 cmd:\n");
nand_dbg_zone_phy_write(nand_kobj->nftl_blk->nftl_zone, param0,
param1);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "checktable") == 0) {
nand_dbg_err("nand read2 cmd:\n");
mutex_lock(nand_kobj->nftl_blk->blk_lock);
nand_check_table(nand_kobj->nftl_blk->nftl_zone);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "testspeed") == 0) {
nand_dbg_err("nand runtest cmd:\n");
udisk_test_speed(nand_kobj->nftl_blk);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "teststart") == 0) {
nand_dbg_err("nand runtest cmd:\n");
udisk_test_start(nand_kobj->nftl_blk);
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "teststop") == 0) {
nand_dbg_err("nand runtest cmd:\n");
udisk_test_stop();
goto NAND_TEST_STORE_EXIT;
} else if (strcmp(cmd, "readdev") == 0) {
nand_dbg_err("nand dev read\n");
if (param1 > 16) {
nand_dbg_err("max len is 16!\n");
goto NAND_TEST_STORE_EXIT;
}
mutex_lock(nand_kobj->nftl_blk->blk_lock);
tempbuf = kmalloc(8192, GFP_KERNEL);
_dev_nand_read2(param3, param0, param1, tempbuf);
for (i = 0; i < (param1 << 9); i += 4) {
nand_dbg_inf("%8x ", *((int *)&tempbuf[i]));
if (((i + 4) % 64) == 0)
nand_dbg_inf("\n");
}
kfree(tempbuf);
mutex_unlock(nand_kobj->nftl_blk->blk_lock);
goto NAND_TEST_STORE_EXIT;
} else {
nand_dbg_err("err, nand debug undefined cmd: %s\n", cmd);
}
NAND_TEST_STORE_EXIT:
return count;
}
/*****************************************************************************
*Name :
*Description :
*Parameter :
*Return :
*Note :
*****************************************************************************/
void udisk_test_speed(struct _nftl_blk *nftl_blk)
{
char *test_buf;
struct timeval tpstart, tpend;
unsigned int start_sector;
unsigned int len;
unsigned int i;
unsigned int sec;
int usec;
test_buf = kmalloc(0x100000, GFP_KERNEL);
do_gettimeofday(&tpstart);
start_sector = 0x32000;
len = 0x800;
for (i = 0; i < 500; i++) {
mutex_lock(nftl_blk->blk_lock);
_dev_nand_write2("UDISK", start_sector + i * len, len,
test_buf);
mutex_unlock(nftl_blk->blk_lock);
}
do_gettimeofday(&tpend);
sec = tpend.tv_sec - tpstart.tv_sec;
usec = tpend.tv_usec - tpstart.tv_usec;
nand_dbg_inf("write sec:%d usec:%d\n", sec, usec);
do_gettimeofday(&tpstart);
start_sector = 0x32000;
len = 0x800;
for (i = 0; i < 500; i++) {
mutex_lock(nftl_blk->blk_lock);
_dev_nand_read2("UDISK", start_sector + i * len, len, test_buf);
mutex_unlock(nftl_blk->blk_lock);
}
do_gettimeofday(&tpend);
sec = tpend.tv_sec - tpstart.tv_sec;
usec = tpend.tv_usec - tpstart.tv_usec;
nand_dbg_inf("read sec:%d usec:%d\n", sec, usec);
kfree(test_buf);
}