*/
#include <common.h>
-
-#ifdef CONFIG_CMD_ONENAND
-
#include <linux/mtd/compat.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/onenand.h>
#include <asm/io.h>
#include <asm/errno.h>
+#include <malloc.h>
/* It should access 16-bit instead of 8-bit */
-static inline void *memcpy(void *dst, const void *src, unsigned int len)
+static inline void *memcpy_16(void *dst, const void *src, unsigned int len)
{
void *ret = dst;
short *d = dst;
ctrl = this->read_word(this->base + ONENAND_REG_CTRL_STATUS);
if (ctrl & ONENAND_CTRL_ERROR) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_wait: controller error = 0x%04x\n", ctrl);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_wait: controller error = 0x%04x\n", ctrl);
return -EAGAIN;
}
if (ctrl & ONENAND_CTRL_LOCK) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_wait: it's locked error = 0x%04x\n", ctrl);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_wait: it's locked error = 0x%04x\n", ctrl);
return -EIO;
}
if (interrupt & ONENAND_INT_READ) {
ecc = this->read_word(this->base + ONENAND_REG_ECC_STATUS);
if (ecc & ONENAND_ECC_2BIT_ALL) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_wait: ECC error = 0x%04x\n", ecc);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_wait: ECC error = 0x%04x\n", ecc);
return -EBADMSG;
}
}
bufferram = this->base + area;
bufferram += onenand_bufferram_offset(mtd, area);
- memcpy(buffer, bufferram + offset, count);
+ memcpy_16(buffer, bufferram + offset, count);
return 0;
}
this->mmcontrol(mtd, ONENAND_SYS_CFG1_SYNC_READ);
- memcpy(buffer, bufferram + offset, count);
+ memcpy_16(buffer, bufferram + offset, count);
this->mmcontrol(mtd, 0);
bufferram = this->base + area;
bufferram += onenand_bufferram_offset(mtd, area);
- memcpy(bufferram + offset, buffer, count);
+ memcpy_16(bufferram + offset, buffer, count);
return 0;
}
int thislen;
int ret = 0;
- DEBUG(MTD_DEBUG_LEVEL3, "onenand_read_ecc: from = 0x%08x, len = %i\n",
- (unsigned int)from, (int)len);
+ MTDDEBUG (MTD_DEBUG_LEVEL3, "onenand_read_ecc: "
+ "from = 0x%08x, len = %i\n",
+ (unsigned int)from, (int)len);
/* Do not allow reads past end of device */
if ((from + len) > mtd->size) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_read_ecc: Attempt read beyond end of device\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_read_ecc: "
+ "Attempt read beyond end of device\n");
*retlen = 0;
return -EINVAL;
}
break;
if (ret) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_read_ecc: read failed = %d\n", ret);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_read_ecc: read failed = %d\n", ret);
break;
}
int read = 0, thislen, column;
int ret = 0;
- DEBUG(MTD_DEBUG_LEVEL3, "onenand_read_oob: from = 0x%08x, len = %i\n",
- (unsigned int)from, (int)len);
+ MTDDEBUG (MTD_DEBUG_LEVEL3, "onenand_read_oob: "
+ "from = 0x%08x, len = %i\n",
+ (unsigned int)from, (int)len);
/* Initialize return length value */
*retlen = 0;
/* Do not allow reads past end of device */
if (unlikely((from + len) > mtd->size)) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_read_oob: Attempt read beyond end of device\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_read_oob: "
+ "Attempt read beyond end of device\n");
return -EINVAL;
}
break;
if (ret) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_read_oob: read failed = %d\n", ret);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_read_oob: read failed = %d\n", ret);
break;
}
* onenand_verify_page - [GENERIC] verify the chip contents after a write
* @param mtd MTD device structure
* @param buf the databuffer to verify
- * @param block block address
- * @param page page address
*
* Check DataRAM area directly
*/
static int onenand_verify_page(struct mtd_info *mtd, u_char * buf,
- loff_t addr, int block, int page)
+ loff_t addr)
{
struct onenand_chip *this = mtd->priv;
void __iomem *dataram0, *dataram1;
int written = 0;
int ret = 0;
- DEBUG(MTD_DEBUG_LEVEL3, "onenand_write_ecc: to = 0x%08x, len = %i\n",
- (unsigned int)to, (int)len);
+ MTDDEBUG (MTD_DEBUG_LEVEL3, "onenand_write_ecc: "
+ "to = 0x%08x, len = %i\n",
+ (unsigned int)to, (int)len);
/* Initialize retlen, in case of early exit */
*retlen = 0;
/* Do not allow writes past end of device */
if (unlikely((to + len) > mtd->size)) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_write_ecc: Attempt write to past end of device\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_write_ecc: "
+ "Attempt write to past end of device\n");
return -EINVAL;
}
/* Reject writes, which are not page aligned */
if (unlikely(NOTALIGNED(to)) || unlikely(NOTALIGNED(len))) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_write_ecc: Attempt to write not page aligned data\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_write_ecc: "
+ "Attempt to write not page aligned data\n");
return -EINVAL;
}
ret = this->wait(mtd, FL_WRITING);
if (ret) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_write_ecc: write filaed %d\n", ret);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_write_ecc: write filaed %d\n", ret);
break;
}
written += thislen;
/* Only check verify write turn on */
- ret = onenand_verify_page(mtd, (u_char *) buf, to, block, page);
+ ret = onenand_verify_page(mtd, (u_char *) buf, to);
if (ret) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_write_ecc: verify failed %d\n", ret);
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_write_ecc: verify failed %d\n", ret);
break;
}
int column, status;
int written = 0;
- DEBUG(MTD_DEBUG_LEVEL3, "onenand_write_oob: to = 0x%08x, len = %i\n",
- (unsigned int)to, (int)len);
+ MTDDEBUG (MTD_DEBUG_LEVEL3, "onenand_write_oob: "
+ "to = 0x%08x, len = %i\n",
+ (unsigned int)to, (int)len);
/* Initialize retlen, in case of early exit */
*retlen = 0;
/* Do not allow writes past end of device */
if (unlikely((to + len) > mtd->size)) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_write_oob: Attempt write to past end of device\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_write_oob: "
+ "Attempt write to past end of device\n");
return -EINVAL;
}
int len;
int ret = 0;
- DEBUG(MTD_DEBUG_LEVEL3, "onenand_erase: start = 0x%08x, len = %i\n",
- (unsigned int)instr->addr, (unsigned int)instr->len);
+ MTDDEBUG (MTD_DEBUG_LEVEL3, "onenand_erase: start = 0x%08x, len = %i\n",
+ (unsigned int)instr->addr, (unsigned int)instr->len);
block_size = (1 << this->erase_shift);
/* Start address must align on block boundary */
if (unlikely(instr->addr & (block_size - 1))) {
- DEBUG(MTD_DEBUG_LEVEL0, "onenand_erase: Unaligned address\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_erase: Unaligned address\n");
return -EINVAL;
}
/* Length must align on block boundary */
if (unlikely(instr->len & (block_size - 1))) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_erase: Length not block aligned\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_erase: Length not block aligned\n");
return -EINVAL;
}
/* Do not allow erase past end of device */
if (unlikely((instr->len + instr->addr) > mtd->size)) {
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_erase: Erase past end of device\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0,
+ "onenand_erase: Erase past end of device\n");
return -EINVAL;
}
/* Check, if it is write protected */
if (ret) {
if (ret == -EPERM)
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_erase: Device is write protected!!!\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_erase: "
+ "Device is write protected!!!\n");
else
- DEBUG(MTD_DEBUG_LEVEL0,
- "onenand_erase: Failed erase, block %d\n",
- (unsigned)(addr >> this->erase_shift));
+ MTDDEBUG (MTD_DEBUG_LEVEL0, "onenand_erase: "
+ "Failed erase, block %d\n",
+ (unsigned)(addr >> this->erase_shift));
instr->state = MTD_ERASE_FAILED;
instr->fail_addr = addr;
goto erase_exit;
*/
void onenand_sync(struct mtd_info *mtd)
{
- DEBUG(MTD_DEBUG_LEVEL3, "onenand_sync: called\n");
+ MTDDEBUG (MTD_DEBUG_LEVEL3, "onenand_sync: called\n");
/* Grab the lock and see if the device is available */
onenand_get_device(mtd, FL_SYNCING);
*
* Print device ID
*/
-void onenand_print_device_info(int device, int verbose)
+char * onenand_print_device_info(int device)
{
int vcc, demuxed, ddp, density;
-
- if (!verbose)
- return;
+ char *dev_info = malloc(80);
vcc = device & ONENAND_DEVICE_VCC_MASK;
demuxed = device & ONENAND_DEVICE_IS_DEMUX;
ddp = device & ONENAND_DEVICE_IS_DDP;
density = device >> ONENAND_DEVICE_DENSITY_SHIFT;
- printk(KERN_INFO "%sOneNAND%s %dMB %sV 16-bit (0x%02x)\n",
+ sprintf(dev_info, "%sOneNAND%s %dMB %sV 16-bit (0x%02x)",
demuxed ? "" : "Muxed ",
ddp ? "(DDP)" : "",
(16 << density), vcc ? "2.65/3.3" : "1.8", device);
+
+ return dev_info;
}
static const struct onenand_manufacturers onenand_manuf_ids[] = {
}
/* Flash device information */
- onenand_print_device_info(dev_id, 0);
+ mtd->name = onenand_print_device_info(dev_id);
this->device_id = dev_id;
density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT;
this->options |= ONENAND_CONT_LOCK;
}
+ mtd->erase = onenand_erase;
+ mtd->read = onenand_read;
+ mtd->write = onenand_write;
+ mtd->read_ecc = onenand_read_ecc;
+ mtd->write_ecc = onenand_write_ecc;
+ mtd->read_oob = onenand_read_oob;
+ mtd->write_oob = onenand_write_oob;
+ mtd->sync = onenand_sync;
+ mtd->block_isbad = onenand_block_isbad;
+ mtd->block_markbad = onenand_block_markbad;
+
return 0;
}
void onenand_release(struct mtd_info *mtd)
{
}
-
-#endif /* CONFIG_CMD_ONENAND */
projects / platform / kernel / u-boot.git / blobdiff