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android-kvm / linux / 576f3cc7fb94a22df2ced8dcba7d48ff42f8e745 / . / drivers / staging / rts5139 / xd.c
blob: 5820605d18063339d17d58e75f2ad0b9e3f6fce1 [file] [log] [blame]
/* Driver for Realtek RTS51xx USB card reader
*
* Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2, or (at your option) any
* later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, see <http://www.gnu.org/licenses/>.
*
* Author:
* wwang (wei_wang@realsil.com.cn)
* No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
* Maintainer:
* Edwin Rong (edwin_rong@realsil.com.cn)
* No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
*/
#include <linux/blkdev.h>
#include <linux/kthread.h>
#include <linux/sched.h>
#include <linux/vmalloc.h>
#include "debug.h"
#include "trace.h"
#include "rts51x.h"
#include "rts51x_transport.h"
#include "rts51x_scsi.h"
#include "rts51x_card.h"
#include "xd.h"
static int xd_build_l2p_tbl(struct rts51x_chip *chip, int zone_no);
static int xd_init_page(struct rts51x_chip *chip, u32 phy_blk, u16 logoff,
u8 start_page, u8 end_page);
static inline void xd_set_err_code(struct rts51x_chip *chip, u8 err_code)
{
struct xd_info *xd_card = &(chip->xd_card);
xd_card->err_code = err_code;
}
static inline int xd_check_err_code(struct rts51x_chip *chip, u8 err_code)
{
struct xd_info *xd_card = &(chip->xd_card);
return (xd_card->err_code == err_code);
}
static int xd_set_init_para(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval;
if (chip->asic_code)
xd_card->xd_clock = 47;
else
xd_card->xd_clock = CLK_50;
retval = switch_clock(chip, xd_card->xd_clock);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
return STATUS_SUCCESS;
}
static int xd_switch_clock(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval;
retval = rts51x_select_card(chip, XD_CARD);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = switch_clock(chip, xd_card->xd_clock);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
return STATUS_SUCCESS;
}
static int xd_read_id(struct rts51x_chip *chip, u8 id_cmd, u8 *id_buf,
u8 buf_len)
{
int retval, i;
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, id_cmd);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_READ_ID);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
for (i = 0; i < 4; i++) {
rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_ADDRESS1 + i), 0,
0);
}
retval = rts51x_send_cmd(chip, MODE_CR, 20);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 5, 20);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
if (id_buf && buf_len) {
if (buf_len > 4)
buf_len = 4;
rts51x_read_rsp_buf(chip, 1, id_buf, buf_len);
}
return STATUS_SUCCESS;
}
static void xd_assign_phy_addr(struct rts51x_chip *chip, u32 addr, u8 mode)
{
struct xd_info *xd_card = &(chip->xd_card);
switch (mode) {
case XD_RW_ADDR:
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF,
(u8) addr);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, 0xFF,
(u8) (addr >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS3, 0xFF,
(u8) (addr >> 16));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF,
xd_card->addr_cycle | XD_CALC_ECC |
XD_BA_NO_TRANSFORM);
break;
case XD_ERASE_ADDR:
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF,
(u8) addr);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF,
(u8) (addr >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, 0xFF,
(u8) (addr >> 16));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF,
(xd_card->addr_cycle - 1) |
XD_CALC_ECC | XD_BA_NO_TRANSFORM);
break;
default:
break;
}
}
static int xd_read_redundant(struct rts51x_chip *chip, u32 page_addr, u8 *buf,
int buf_len)
{
int retval, i;
rts51x_init_cmd(chip);
xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_READ_REDUNDANT);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
for (i = 0; i < 6; i++) {
rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_PAGE_STATUS + i),
0, 0);
}
for (i = 0; i < 4; i++) {
rts51x_add_cmd(chip, READ_REG_CMD, (u16) (XD_RESERVED0 + i), 0,
0);
}
rts51x_add_cmd(chip, READ_REG_CMD, XD_PARITY, 0, 0);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 11, 500);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
if (buf && buf_len) {
if (buf_len > 11)
buf_len = 11;
rts51x_read_rsp_buf(chip, 1, buf, buf_len);
}
return STATUS_SUCCESS;
}
static int xd_read_data_from_ppb(struct rts51x_chip *chip, int offset, u8 *buf,
int buf_len)
{
int retval, i;
if (!buf || (buf_len <= 0))
TRACE_RET(chip, STATUS_FAIL);
rts51x_init_cmd(chip);
for (i = 0; i < buf_len; i++) {
rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + offset + i, 0,
0);
}
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, buf_len, 200);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
rts51x_read_rsp_buf(chip, 0, buf, buf_len);
return STATUS_SUCCESS;
}
static int xd_read_cis(struct rts51x_chip *chip, u32 page_addr, u8 *buf,
int buf_len)
{
int retval;
u8 reg;
if (!buf || (buf_len < 10))
TRACE_RET(chip, STATUS_FAIL);
rts51x_init_cmd(chip);
xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
PINGPONG_BUFFER);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_READ_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
XD_TRANSFER_END | XD_PPB_EMPTY,
XD_TRANSFER_END | XD_PPB_EMPTY);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 1, 500);
if (retval == STATUS_TIMEDOUT) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
RTS51X_READ_REG(chip, XD_PAGE_STATUS, &reg);
if (reg != XD_GPG) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, STATUS_FAIL);
}
RTS51X_READ_REG(chip, XD_CTL, &reg);
if (!(reg & XD_ECC1_ERROR) || !(reg & XD_ECC1_UNCORRECTABLE)) {
retval = xd_read_data_from_ppb(chip, 0, buf, buf_len);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
if (reg & XD_ECC1_ERROR) { /* correctable error */
u8 ecc_bit, ecc_byte;
RTS51X_READ_REG(chip, XD_ECC_BIT1, &ecc_bit);
RTS51X_READ_REG(chip, XD_ECC_BYTE1, &ecc_byte);
RTS51X_DEBUGP("ECC_BIT1 = 0x%x, ECC_BYTE1 = 0x%x\n",
ecc_bit, ecc_byte);
if (ecc_byte < buf_len) {
RTS51X_DEBUGP("Before correct: 0x%x\n",
buf[ecc_byte]);
buf[ecc_byte] ^= (1 << ecc_bit);
RTS51X_DEBUGP("After correct: 0x%x\n",
buf[ecc_byte]);
}
}
} else if (!(reg & XD_ECC2_ERROR) || !(reg & XD_ECC2_UNCORRECTABLE)) {
RTS51X_WRITE_REG(chip, CARD_STOP, XD_STOP | XD_CLR_ERR,
XD_STOP | XD_CLR_ERR);
retval = xd_read_data_from_ppb(chip, 256, buf, buf_len);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
if (reg & XD_ECC2_ERROR) {
u8 ecc_bit, ecc_byte;
RTS51X_READ_REG(chip, XD_ECC_BIT2, &ecc_bit);
RTS51X_READ_REG(chip, XD_ECC_BYTE2, &ecc_byte);
RTS51X_DEBUGP("ECC_BIT2 = 0x%x, ECC_BYTE2 = 0x%x\n",
ecc_bit, ecc_byte);
if (ecc_byte < buf_len) {
RTS51X_DEBUGP("Before correct: 0x%x\n",
buf[ecc_byte]);
buf[ecc_byte] ^= (1 << ecc_bit);
RTS51X_DEBUGP("After correct: 0x%x\n",
buf[ecc_byte]);
}
}
} else {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, STATUS_FAIL);
}
return STATUS_SUCCESS;
}
static void xd_pull_ctl_disable(struct rts51x_chip *chip)
{
if (CHECK_PKG(chip, LQFP48)) {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
} else {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
}
}
static void xd_pull_ctl_enable(struct rts51x_chip *chip)
{
if (CHECK_PKG(chip, LQFP48)) {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xAA);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
} else {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0xA5);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x59);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
}
}
static int reset_xd(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval, i, j;
u8 id_buf[4], redunt[11];
retval = rts51x_select_card(chip, XD_CARD);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, STATUS_FAIL);
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, 0xFF,
XD_PGSTS_NOT_FF);
if (chip->asic_code)
xd_pull_ctl_disable(chip);
else
rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF,
(FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN3));
if (!chip->option.FT2_fast_mode) {
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_INIT, XD_NO_AUTO_PWR_OFF,
0);
if (CHECK_PKG(chip, LQFP48) ||
chip->option.rts5129_D3318_off_enable) {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
DV3318_AUTO_PWR_OFF,
DV3318_AUTO_PWR_OFF);
}
}
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
if (!chip->option.FT2_fast_mode) {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
POWER_OFF);
}
retval = rts51x_send_cmd(chip, MODE_C, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
if (!chip->option.FT2_fast_mode) {
#ifdef SD_XD_IO_FOLLOW_PWR
if (CHECK_PKG(chip, LQFP48)
|| chip->option.rts5129_D3318_off_enable) {
rts51x_write_register(chip, CARD_PWR_CTL,
LDO_OFF, LDO_OFF);
}
#endif
wait_timeout(250);
#ifdef SD_XD_IO_FOLLOW_PWR
if (CHECK_PKG(chip, LQFP48)
|| chip->option.rts5129_D3318_off_enable) {
rts51x_init_cmd(chip);
if (chip->asic_code) {
xd_pull_ctl_enable(chip);
} else {
rts51x_add_cmd(chip, WRITE_REG_CMD,
FPGA_PULL_CTL, 0xFF,
(FPGA_XD_PULL_CTL_EN1 &
FPGA_XD_PULL_CTL_EN2));
}
retval = rts51x_send_cmd(chip, MODE_C, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, STATUS_FAIL);
}
#endif
retval = card_power_on(chip, XD_CARD);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
#ifdef SUPPORT_OCP
wait_timeout(50);
rts51x_get_card_status(chip, &(chip->card_status));
chip->ocp_stat = (chip->card_status >> 4) & 0x03;
if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
RTS51X_DEBUGP("Over current, OCPSTAT is 0x%x\n",
chip->ocp_stat);
TRACE_RET(chip, STATUS_FAIL);
}
#endif
}
rts51x_init_cmd(chip);
if (chip->asic_code)
xd_pull_ctl_enable(chip);
else
rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF,
(FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN2));
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN,
XD_OUTPUT_EN);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CTL, XD_CE_DISEN, XD_CE_DISEN);
retval = rts51x_send_cmd(chip, MODE_C, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, STATUS_FAIL);
if (!chip->option.FT2_fast_mode)
wait_timeout(200);
retval = xd_set_init_para(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, STATUS_FAIL);
/* Read ID to check if the timing setting is right */
for (i = 0; i < 4; i++) {
u8 xd_dat, xd_ctl;
if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST)
TRACE_RET(chip, STATUS_FAIL);
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DTCTL, 0xFF,
XD_TIME_SETUP_STEP * 3 + XD_TIME_RW_STEP *
(2 + i + chip->option.xd_rw_step)
+ XD_TIME_RWN_STEP * (i + chip->option.xd_rwn_step));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CATCTL, 0xFF,
XD_TIME_SETUP_STEP * 3 + XD_TIME_RW_STEP * (4 +
i) + XD_TIME_RWN_STEP * (3 + i));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_RESET);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
XD_TRANSFER_END, XD_TRANSFER_END);
rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
rts51x_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
retval = rts51x_get_rsp(chip, 3, 100);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
xd_dat = chip->rsp_buf[1];
xd_ctl = chip->rsp_buf[2];
RTS51X_DEBUGP("XD_DAT: 0x%x, XD_CTL: 0x%x\n", xd_dat, xd_ctl);
if (((xd_dat & READY_FLAG) != READY_STATE)
|| !(xd_ctl & XD_RDY))
continue;
retval = xd_read_id(chip, READ_ID, id_buf, 4);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
RTS51X_DEBUGP("READ_ID: 0x%x 0x%x 0x%x 0x%x\n",
id_buf[0], id_buf[1], id_buf[2], id_buf[3]);
xd_card->device_code = id_buf[1];
switch (xd_card->device_code) {
case XD_4M_X8_512_1:
case XD_4M_X8_512_2:
xd_card->block_shift = 4; /* 16 pages per block */
xd_card->page_off = 0x0F;
xd_card->addr_cycle = 3;
xd_card->zone_cnt = 1;
xd_card->capacity = 8000; /* 500 * 2 ^ 4 */
XD_SET_4MB(xd_card);
break;
case XD_8M_X8_512:
xd_card->block_shift = 4;
xd_card->page_off = 0x0F;
xd_card->addr_cycle = 3;
xd_card->zone_cnt = 1;
xd_card->capacity = 16000; /* 1000 * 2 ^ 4 */
break;
case XD_16M_X8_512:
XD_PAGE_512(xd_card); /* 32 pages per block */
xd_card->addr_cycle = 3;
xd_card->zone_cnt = 1;
xd_card->capacity = 32000; /* 1000 * 2 ^ 5 */
break;
case XD_32M_X8_512:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 3;
xd_card->zone_cnt = 2;
xd_card->capacity = 64000; /* 2000 * 2 ^ 5 */
break;
case XD_64M_X8_512:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 4;
xd_card->zone_cnt = 4;
xd_card->capacity = 128000; /* 4000 * 2 ^ 5 */
break;
case XD_128M_X8_512:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 4;
xd_card->zone_cnt = 8;
xd_card->capacity = 256000; /* 8000 * 2 ^ 5 */
break;
case XD_256M_X8_512:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 4;
xd_card->zone_cnt = 16;
xd_card->capacity = 512000; /* 16000 * 2 ^ 5 */
break;
case XD_512M_X8:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 4;
xd_card->zone_cnt = 32;
xd_card->capacity = 1024000; /* 32000 * 2 ^ 5 */
break;
case xD_1G_X8_512:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 4;
xd_card->zone_cnt = 64;
xd_card->capacity = 2048000; /* 64000 * 2 ^ 5 */
break;
case xD_2G_X8_512:
XD_PAGE_512(xd_card);
xd_card->addr_cycle = 4;
xd_card->zone_cnt = 128;
xd_card->capacity = 4096000; /* 128000 * 2 ^ 5 */
break;
default:
continue;
}
/* Confirm timing setting */
for (j = 0; j < 10; j++) {
retval = xd_read_id(chip, READ_ID, id_buf, 4);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
if (id_buf[1] != xd_card->device_code)
break;
}
/* Current timing pass */
if (j == 10)
break;
}
if (i == 4) {
xd_card->block_shift = 0;
xd_card->page_off = 0;
xd_card->addr_cycle = 0;
xd_card->capacity = 0;
TRACE_RET(chip, STATUS_FAIL);
}
retval = xd_read_id(chip, READ_xD_ID, id_buf, 4);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
RTS51X_DEBUGP("READ_xD_ID: 0x%x 0x%x 0x%x 0x%x\n",
id_buf[0], id_buf[1], id_buf[2], id_buf[3]);
if (id_buf[2] != XD_ID_CODE)
TRACE_RET(chip, STATUS_FAIL);
/* Search CIS block */
for (i = 0; i < 24; i++) {
u32 page_addr;
if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST)
TRACE_RET(chip, STATUS_FAIL);
page_addr = (u32) i << xd_card->block_shift;
for (j = 0; j < 3; j++) {
retval = xd_read_redundant(chip, page_addr, redunt, 11);
if (retval == STATUS_SUCCESS)
break;
}
if (j == 3)
continue;
if (redunt[BLOCK_STATUS] != XD_GBLK)
continue;
j = 0;
/* Check page status */
if (redunt[PAGE_STATUS] != XD_GPG) {
for (j = 1; j <= 8; j++) {
retval =
xd_read_redundant(chip, page_addr + j,
redunt, 11);
if (retval == STATUS_SUCCESS) {
if (redunt[PAGE_STATUS] == XD_GPG)
break;
}
}
if (j == 9)
break;
}
if ((redunt[BLOCK_STATUS] == XD_GBLK)
&& (redunt[PARITY] & XD_BA1_ALL0)) {
u8 buf[10];
page_addr += j;
retval = xd_read_cis(chip, page_addr, buf, 10);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
if ((buf[0] == 0x01) && (buf[1] == 0x03)
&& (buf[2] == 0xD9)
&& (buf[3] == 0x01) && (buf[4] == 0xFF)
&& (buf[5] == 0x18) && (buf[6] == 0x02)
&& (buf[7] == 0xDF) && (buf[8] == 0x01)
&& (buf[9] == 0x20)) {
xd_card->cis_block = (u16) i;
}
}
break;
}
RTS51X_DEBUGP("CIS block: 0x%x\n", xd_card->cis_block);
if (xd_card->cis_block == 0xFFFF)
TRACE_RET(chip, STATUS_FAIL);
chip->capacity[chip->card2lun[XD_CARD]] = xd_card->capacity;
return STATUS_SUCCESS;
}
static int xd_check_data_blank(u8 *redunt)
{
int i;
for (i = 0; i < 6; i++) {
if (redunt[PAGE_STATUS + i] != 0xFF)
return 0;
}
if ((redunt[PARITY] & (XD_ECC1_ALL1 | XD_ECC2_ALL1)) !=
(XD_ECC1_ALL1 | XD_ECC2_ALL1))
return 0;
for (i = 0; i < 4; i++) {
if (redunt[RESERVED0 + i] != 0xFF)
return 0;
}
return 1;
}
static u16 xd_load_log_block_addr(u8 *redunt)
{
u16 addr = 0xFFFF;
if (redunt[PARITY] & XD_BA1_BA2_EQL)
addr =
((u16) redunt[BLOCK_ADDR1_H] << 8) | redunt[BLOCK_ADDR1_L];
else if (redunt[PARITY] & XD_BA1_VALID)
addr =
((u16) redunt[BLOCK_ADDR1_H] << 8) | redunt[BLOCK_ADDR1_L];
else if (redunt[PARITY] & XD_BA2_VALID)
addr =
((u16) redunt[BLOCK_ADDR2_H] << 8) | redunt[BLOCK_ADDR2_L];
return addr;
}
static int xd_init_l2p_tbl(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int size, i;
RTS51X_DEBUGP("xd_init_l2p_tbl: zone_cnt = %d\n", xd_card->zone_cnt);
if (xd_card->zone_cnt < 1)
TRACE_RET(chip, STATUS_FAIL);
size = xd_card->zone_cnt * sizeof(struct zone_entry);
RTS51X_DEBUGP("Buffer size for l2p table is %d\n", size);
xd_card->zone = vmalloc(size);
if (!xd_card->zone)
TRACE_RET(chip, STATUS_NOMEM);
for (i = 0; i < xd_card->zone_cnt; i++) {
xd_card->zone[i].build_flag = 0;
xd_card->zone[i].l2p_table = NULL;
xd_card->zone[i].free_table = NULL;
xd_card->zone[i].get_index = 0;
xd_card->zone[i].set_index = 0;
xd_card->zone[i].unused_blk_cnt = 0;
}
return STATUS_SUCCESS;
}
static inline void free_zone(struct zone_entry *zone)
{
RTS51X_DEBUGP("free_zone\n");
if (!zone)
return;
zone->build_flag = 0;
zone->set_index = 0;
zone->get_index = 0;
zone->unused_blk_cnt = 0;
if (zone->l2p_table) {
vfree(zone->l2p_table);
zone->l2p_table = NULL;
}
if (zone->free_table) {
vfree(zone->free_table);
zone->free_table = NULL;
}
}
static void xd_set_unused_block(struct rts51x_chip *chip, u32 phy_blk)
{
struct xd_info *xd_card = &(chip->xd_card);
struct zone_entry *zone;
int zone_no;
zone_no = (int)phy_blk >> 10;
if (zone_no >= xd_card->zone_cnt) {
RTS51X_DEBUGP("Set unused block to invalid zone"
"(zone_no = %d, zone_cnt = %d)\n",
zone_no, xd_card->zone_cnt);
return;
}
zone = &(xd_card->zone[zone_no]);
if (zone->free_table == NULL) {
if (xd_build_l2p_tbl(chip, zone_no) != STATUS_SUCCESS)
return;
}
if ((zone->set_index >= XD_FREE_TABLE_CNT)
|| (zone->set_index < 0)) {
free_zone(zone);
RTS51X_DEBUGP("Set unused block fail, invalid set_index\n");
return;
}
RTS51X_DEBUGP("Set unused block to index %d\n", zone->set_index);
zone->free_table[zone->set_index++] = (u16) (phy_blk & 0x3ff);
if (zone->set_index >= XD_FREE_TABLE_CNT)
zone->set_index = 0;
zone->unused_blk_cnt++;
}
static u32 xd_get_unused_block(struct rts51x_chip *chip, int zone_no)
{
struct xd_info *xd_card = &(chip->xd_card);
struct zone_entry *zone;
u32 phy_blk;
if (zone_no >= xd_card->zone_cnt) {
RTS51X_DEBUGP("Get unused block from invalid zone"
"(zone_no = %d, zone_cnt = %d)\n",
zone_no, xd_card->zone_cnt);
TRACE_RET(chip, BLK_NOT_FOUND);
}
zone = &(xd_card->zone[zone_no]);
if ((zone->unused_blk_cnt == 0) ||
(zone->set_index == zone->get_index)) {
free_zone(zone);
RTS51X_DEBUGP("Get unused block fail,"
"no unused block available\n");
TRACE_RET(chip, BLK_NOT_FOUND);
}
if ((zone->get_index >= XD_FREE_TABLE_CNT) || (zone->get_index < 0)) {
free_zone(zone);
RTS51X_DEBUGP("Get unused block fail, invalid get_index\n");
TRACE_RET(chip, BLK_NOT_FOUND);
}
RTS51X_DEBUGP("Get unused block from index %d\n", zone->get_index);
phy_blk = zone->free_table[zone->get_index];
zone->free_table[zone->get_index++] = 0xFFFF;
if (zone->get_index >= XD_FREE_TABLE_CNT)
zone->get_index = 0;
zone->unused_blk_cnt--;
phy_blk += ((u32) (zone_no) << 10);
return phy_blk;
}
static void xd_set_l2p_tbl(struct rts51x_chip *chip, int zone_no, u16 log_off,
u16 phy_off)
{
struct xd_info *xd_card = &(chip->xd_card);
struct zone_entry *zone;
zone = &(xd_card->zone[zone_no]);
zone->l2p_table[log_off] = phy_off;
}
static u32 xd_get_l2p_tbl(struct rts51x_chip *chip, int zone_no, u16 log_off)
{
struct xd_info *xd_card = &(chip->xd_card);
struct zone_entry *zone;
int retval;
zone = &(xd_card->zone[zone_no]);
if (zone->l2p_table[log_off] == 0xFFFF) {
u32 phy_blk = 0;
int i;
retval = xd_delay_write(chip);
if (retval != STATUS_SUCCESS) {
RTS51X_DEBUGP("In xd_get_l2p_tbl,"
"delay write fail!\n");
TRACE_RET(chip, BLK_NOT_FOUND);
}
if (zone->unused_blk_cnt <= 0) {
RTS51X_DEBUGP("No unused block!\n");
TRACE_RET(chip, BLK_NOT_FOUND);
}
for (i = 0; i < zone->unused_blk_cnt; i++) {
phy_blk = xd_get_unused_block(chip, zone_no);
if (phy_blk == BLK_NOT_FOUND) {
RTS51X_DEBUGP("No unused block available!\n");
TRACE_RET(chip, BLK_NOT_FOUND);
}
retval =
xd_init_page(chip, phy_blk, log_off, 0,
xd_card->page_off + 1);
if (retval == STATUS_SUCCESS)
break;
}
if (i >= zone->unused_blk_cnt) {
RTS51X_DEBUGP("No good unused block available!\n");
TRACE_RET(chip, BLK_NOT_FOUND);
}
xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (phy_blk & 0x3FF));
return phy_blk;
}
return (u32) zone->l2p_table[log_off] + ((u32) (zone_no) << 10);
}
int reset_xd_card(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval;
memset(xd_card, 0, sizeof(struct xd_info));
xd_card->block_shift = 0;
xd_card->page_off = 0;
xd_card->addr_cycle = 0;
xd_card->capacity = 0;
xd_card->zone_cnt = 0;
xd_card->cis_block = 0xFFFF;
xd_card->delay_write.delay_write_flag = 0;
enable_card_clock(chip, XD_CARD);
retval = reset_xd(chip);
if (retval != STATUS_SUCCESS) {
if (chip->option.reset_or_rw_fail_set_pad_drive) {
rts51x_write_register(chip, CARD_DRIVE_SEL,
SD20_DRIVE_MASK, DRIVE_8mA);
}
TRACE_RET(chip, retval);
}
retval = xd_init_l2p_tbl(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
return STATUS_SUCCESS;
}
static int xd_mark_bad_block(struct rts51x_chip *chip, u32 phy_blk)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval;
u32 page_addr;
u8 reg = 0;
RTS51X_DEBUGP("mark block 0x%x as bad block\n", phy_blk);
if (phy_blk == BLK_NOT_FOUND)
TRACE_RET(chip, STATUS_FAIL);
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF,
XD_LATER_BBLK);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_H, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_L, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED0, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED1, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED2, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED3, 0xFF, 0xFF);
page_addr = phy_blk << xd_card->block_shift;
xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
/* Specify page count */
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF,
xd_card->page_off + 1);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_WRITE_REDUNDANT);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, STATUS_FAIL);
retval = rts51x_get_rsp(chip, 1, 100);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
rts51x_ep0_read_register(chip, XD_DAT, &reg);
if (reg & PROGRAM_ERROR)
xd_set_err_code(chip, XD_PRG_ERROR);
else
xd_set_err_code(chip, XD_TO_ERROR);
TRACE_RET(chip, STATUS_FAIL);
}
return STATUS_SUCCESS;
}
static int xd_init_page(struct rts51x_chip *chip, u32 phy_blk, u16 logoff,
u8 start_page, u8 end_page)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval;
u32 page_addr;
u8 reg = 0;
RTS51X_DEBUGP("Init block 0x%x\n", phy_blk);
if (start_page > end_page)
TRACE_RET(chip, STATUS_FAIL);
if (phy_blk == BLK_NOT_FOUND)
TRACE_RET(chip, STATUS_FAIL);
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, 0xFF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF,
(u8) (logoff >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF,
(u8) logoff);
page_addr = (phy_blk << xd_card->block_shift) + start_page;
xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM,
XD_BA_TRANSFORM);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF,
(end_page - start_page));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_WRITE_REDUNDANT);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, STATUS_FAIL);
retval = rts51x_get_rsp(chip, 1, 500);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
rts51x_ep0_read_register(chip, XD_DAT, &reg);
if (reg & PROGRAM_ERROR) {
xd_mark_bad_block(chip, phy_blk);
xd_set_err_code(chip, XD_PRG_ERROR);
} else {
xd_set_err_code(chip, XD_TO_ERROR);
}
TRACE_RET(chip, STATUS_FAIL);
}
return STATUS_SUCCESS;
}
static int xd_copy_page(struct rts51x_chip *chip,
u32 old_blk, u32 new_blk, u8 start_page, u8 end_page)
{
struct xd_info *xd_card = &(chip->xd_card);
u32 old_page, new_page;
u8 i, reg = 0;
int retval;
RTS51X_DEBUGP("Copy page from block 0x%x to block 0x%x\n", old_blk,
new_blk);
if (start_page > end_page)
TRACE_RET(chip, STATUS_FAIL);
if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
TRACE_RET(chip, STATUS_FAIL);
old_page = (old_blk << xd_card->block_shift) + start_page;
new_page = (new_blk << xd_card->block_shift) + start_page;
XD_CLR_BAD_NEWBLK(xd_card);
RTS51X_WRITE_REG(chip, CARD_DATA_SOURCE, 0x01, PINGPONG_BUFFER);
for (i = start_page; i < end_page; i++) {
if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
RTS51X_WRITE_REG(chip, CARD_STOP, XD_STOP | XD_CLR_ERR,
XD_STOP | XD_CLR_ERR);
xd_set_err_code(chip, XD_NO_CARD);
TRACE_RET(chip, STATUS_FAIL);
}
rts51x_init_cmd(chip);
xd_assign_phy_addr(chip, old_page, XD_RW_ADDR);
/* Single page read */
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
XD_AUTO_CHK_DATA_STATUS, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_READ_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
XD_TRANSFER_END, XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CR | STAGE_XD_STATUS, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 4, 500);
if ((retval != STATUS_SUCCESS) ||
(chip->rsp_buf[2] & (XD_ECC1_ERROR | XD_ECC2_ERROR))) {
rts51x_clear_xd_error(chip);
reg = 0;
rts51x_ep0_read_register(chip, XD_CTL, &reg);
if (reg & (XD_ECC1_ERROR | XD_ECC2_ERROR)) {
wait_timeout(100);
if (monitor_card_cd(chip, XD_CARD) ==
CD_NOT_EXIST) {
xd_set_err_code(chip, XD_NO_CARD);
TRACE_RET(chip, STATUS_FAIL);
}
if (((reg &
(XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
== (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
|| ((reg & (XD_ECC2_ERROR |
XD_ECC2_UNCORRECTABLE)) ==
(XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) {
RTS51X_WRITE_REG(chip, XD_PAGE_STATUS,
0xFF, XD_BPG);
RTS51X_WRITE_REG(chip, XD_BLOCK_STATUS,
0xFF, XD_GBLK);
XD_SET_BAD_OLDBLK(xd_card);
RTS51X_DEBUGP("old block 0x%x"
"ecc error\n", old_blk);
}
} else {
xd_set_err_code(chip, XD_TO_ERROR);
TRACE_RET(chip, STATUS_FAIL);
}
}
if (XD_CHK_BAD_OLDBLK(xd_card))
rts51x_clear_xd_error(chip);
rts51x_init_cmd(chip);
xd_assign_phy_addr(chip, new_page, XD_RW_ADDR);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_WRITE_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
XD_TRANSFER_END, XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 1, 300);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
reg = 0;
rts51x_ep0_read_register(chip, XD_DAT, &reg);
if (reg & PROGRAM_ERROR) {
xd_mark_bad_block(chip, new_blk);
xd_set_err_code(chip, XD_PRG_ERROR);
XD_SET_BAD_NEWBLK(xd_card);
} else {
xd_set_err_code(chip, XD_TO_ERROR);
}
TRACE_RET(chip, retval);
}
old_page++;
new_page++;
}
return STATUS_SUCCESS;
}
#ifdef XD_SPEEDUP
static int xd_auto_copy_page(struct rts51x_chip *chip,
u32 old_blk, u32 new_blk,
u8 start_page, u8 end_page)
{
struct xd_info *xd_card = &(chip->xd_card);
u32 old_page, new_page;
int retval;
u8 page_count;
RTS51X_DEBUGP("Auto copy page from block 0x%x to block 0x%x\n",
old_blk, new_blk);
if (start_page > end_page)
TRACE_RET(chip, STATUS_FAIL);
page_count = end_page - start_page;
if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND))
TRACE_RET(chip, STATUS_FAIL);
old_page = (old_blk << xd_card->block_shift) + start_page;
new_page = (new_blk << xd_card->block_shift) + start_page;
XD_CLR_BAD_NEWBLK(xd_card);
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WAITTIME, 0x03, WAIT_FF);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_PAGELEN, 0xFF, page_count);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR0, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR1, 0xFF,
(u8) old_page);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR2, 0xFF,
(u8) (old_page >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR3, 0xFF,
(u8) (old_page >> 16));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_READADDR4, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR0, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR1, 0xFF,
(u8) new_page);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR2, 0xFF,
(u8) (new_page >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR3, 0xFF,
(u8) (new_page >> 16));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CP_WRITEADDR4, 0xFF, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
PINGPONG_BUFFER);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG,
XD_BA_TRANSFORM | XD_ADDR_MASK, 0 | xd_card->addr_cycle);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
XD_AUTO_CHK_DATA_STATUS, 0);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_COPY_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_GOTO(chip, Copy_Fail);
}
retval = rts51x_get_rsp(chip, 1, 800);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_GOTO(chip, Copy_Fail);
}
return STATUS_SUCCESS;
Copy_Fail:
retval = xd_copy_page(chip, old_blk, new_blk, start_page, end_page);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
return STATUS_SUCCESS;
}
#endif
static int xd_reset_cmd(struct rts51x_chip *chip)
{
int retval;
u8 xd_dat, xd_ctl;
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_RESET);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
rts51x_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 3, 100);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
xd_dat = chip->rsp_buf[1];
xd_ctl = chip->rsp_buf[2];
if (((xd_dat & READY_FLAG) == READY_STATE) && (xd_ctl & XD_RDY))
return STATUS_SUCCESS;
TRACE_RET(chip, STATUS_FAIL);
}
static int xd_erase_block(struct rts51x_chip *chip, u32 phy_blk)
{
struct xd_info *xd_card = &(chip->xd_card);
u32 page_addr;
u8 reg = 0, xd_dat;
int i, retval;
if (phy_blk == BLK_NOT_FOUND)
TRACE_RET(chip, STATUS_FAIL);
page_addr = phy_blk << xd_card->block_shift;
for (i = 0; i < 3; i++) {
rts51x_init_cmd(chip);
xd_assign_phy_addr(chip, page_addr, XD_ERASE_ADDR);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_ERASE);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
XD_TRANSFER_END, XD_TRANSFER_END);
rts51x_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 2, 300);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
rts51x_ep0_read_register(chip, XD_DAT, &reg);
if (reg & PROGRAM_ERROR) {
xd_mark_bad_block(chip, phy_blk);
xd_set_err_code(chip, XD_PRG_ERROR);
TRACE_RET(chip, STATUS_FAIL);
} else {
xd_set_err_code(chip, XD_ERASE_FAIL);
}
retval = xd_reset_cmd(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
continue;
}
xd_dat = chip->rsp_buf[1];
if (xd_dat & PROGRAM_ERROR) {
xd_mark_bad_block(chip, phy_blk);
xd_set_err_code(chip, XD_PRG_ERROR);
TRACE_RET(chip, STATUS_FAIL);
}
return STATUS_SUCCESS;
}
xd_mark_bad_block(chip, phy_blk);
xd_set_err_code(chip, XD_ERASE_FAIL);
TRACE_RET(chip, STATUS_FAIL);
}
static int xd_build_l2p_tbl(struct rts51x_chip *chip, int zone_no)
{
struct xd_info *xd_card = &(chip->xd_card);
struct zone_entry *zone;
int retval;
u32 start, end, i;
u16 max_logoff, cur_fst_page_logoff, cur_lst_page_logoff,
ent_lst_page_logoff;
u8 redunt[11];
RTS51X_DEBUGP("xd_build_l2p_tbl: %d\n", zone_no);
if (xd_card->zone == NULL) {
retval = xd_init_l2p_tbl(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
}
if (xd_card->zone[zone_no].build_flag) {
RTS51X_DEBUGP("l2p table of zone %d has been built\n",
zone_no);
return STATUS_SUCCESS;
}
zone = &(xd_card->zone[zone_no]);
if (zone->l2p_table == NULL) {
zone->l2p_table = vmalloc(2000);
if (zone->l2p_table == NULL)
TRACE_GOTO(chip, Build_Fail);
}
memset((u8 *) (zone->l2p_table), 0xff, 2000);
if (zone->free_table == NULL) {
zone->free_table = vmalloc(XD_FREE_TABLE_CNT * 2);
if (zone->free_table == NULL)
TRACE_GOTO(chip, Build_Fail);
}
memset((u8 *) (zone->free_table), 0xff, XD_FREE_TABLE_CNT * 2);
if (zone_no == 0) {
if (xd_card->cis_block == 0xFFFF)
start = 0;
else
start = xd_card->cis_block + 1;
if (XD_CHK_4MB(xd_card)) {
end = 0x200;
max_logoff = 499;
} else {
end = 0x400;
max_logoff = 999;
}
} else {
start = (u32) (zone_no) << 10;
end = (u32) (zone_no + 1) << 10;
max_logoff = 999;
}
RTS51X_DEBUGP("start block 0x%x, end block 0x%x\n", start, end);
zone->set_index = zone->get_index = 0;
zone->unused_blk_cnt = 0;
for (i = start; i < end; i++) {
u32 page_addr = i << xd_card->block_shift;
u32 phy_block;
retval = xd_read_redundant(chip, page_addr, redunt, 11);
if (retval != STATUS_SUCCESS)
continue;
if (redunt[BLOCK_STATUS] != 0xFF) {
RTS51X_DEBUGP("bad block\n");
continue;
}
if (xd_check_data_blank(redunt)) {
RTS51X_DEBUGP("blank block\n");
xd_set_unused_block(chip, i);
continue;
}
cur_fst_page_logoff = xd_load_log_block_addr(redunt);
if ((cur_fst_page_logoff == 0xFFFF)
|| (cur_fst_page_logoff > max_logoff)) {
retval = xd_erase_block(chip, i);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, i);
continue;
}
if ((zone_no == 0) && (cur_fst_page_logoff == 0)
&& (redunt[PAGE_STATUS] != XD_GPG))
XD_SET_MBR_FAIL(xd_card);
if (zone->l2p_table[cur_fst_page_logoff] == 0xFFFF) {
zone->l2p_table[cur_fst_page_logoff] =
(u16) (i & 0x3FF);
continue;
}
phy_block =
zone->l2p_table[cur_fst_page_logoff] +
((u32) ((zone_no) << 10));
page_addr = ((i + 1) << xd_card->block_shift) - 1;
retval = xd_read_redundant(chip, page_addr, redunt, 11);
if (retval != STATUS_SUCCESS)
continue;
cur_lst_page_logoff = xd_load_log_block_addr(redunt);
if (cur_lst_page_logoff == cur_fst_page_logoff) {
int m;
page_addr =
((phy_block + 1) << xd_card->block_shift) - 1;
for (m = 0; m < 3; m++) {
retval =
xd_read_redundant(chip, page_addr, redunt,
11);
if (retval == STATUS_SUCCESS)
break;
}
if (m == 3) {
zone->l2p_table[cur_fst_page_logoff] =
(u16) (i & 0x3FF);
retval = xd_erase_block(chip, phy_block);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, phy_block);
continue;
}
ent_lst_page_logoff = xd_load_log_block_addr(redunt);
if (ent_lst_page_logoff != cur_fst_page_logoff) {
zone->l2p_table[cur_fst_page_logoff] =
(u16) (i & 0x3FF);
retval = xd_erase_block(chip, phy_block);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, phy_block);
continue;
} else {
retval = xd_erase_block(chip, i);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, i);
}
} else {
retval = xd_erase_block(chip, i);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, i);
}
}
if (XD_CHK_4MB(xd_card))
end = 500;
else
end = 1000;
i = 0;
for (start = 0; start < end; start++) {
if (zone->l2p_table[start] == 0xFFFF)
i++;
}
RTS51X_DEBUGP("Block count %d, invalid L2P entry %d\n", end, i);
RTS51X_DEBUGP("Total unused block: %d\n", zone->unused_blk_cnt);
if ((zone->unused_blk_cnt - i) < 1)
chip->card_wp |= XD_CARD;
zone->build_flag = 1;
return STATUS_SUCCESS;
Build_Fail:
if (zone->l2p_table) {
vfree(zone->l2p_table);
zone->l2p_table = NULL;
}
if (zone->free_table) {
vfree(zone->free_table);
zone->free_table = NULL;
}
return STATUS_FAIL;
}
static int xd_send_cmd(struct rts51x_chip *chip, u8 cmd)
{
int retval;
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, cmd);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_SET_CMD);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval = rts51x_get_rsp(chip, 1, 200);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
TRACE_RET(chip, retval);
}
return STATUS_SUCCESS;
}
static int xd_read_multiple_pages(struct rts51x_chip *chip, u32 phy_blk,
u32 log_blk, u8 start_page, u8 end_page,
u8 *buf, void **ptr, unsigned int *offset)
{
struct xd_info *xd_card = &(chip->xd_card);
u32 page_addr, new_blk;
u16 log_off;
u8 reg_val, page_cnt;
int zone_no, retval, i;
if (start_page > end_page)
TRACE_RET(chip, STATUS_FAIL);
page_cnt = end_page - start_page;
zone_no = (int)(log_blk / 1000);
log_off = (u16) (log_blk % 1000);
if ((phy_blk & 0x3FF) == 0x3FF) {
for (i = 0; i < 256; i++) {
page_addr = ((u32) i) << xd_card->block_shift;
retval = xd_read_redundant(chip, page_addr, NULL, 0);
if (retval == STATUS_SUCCESS)
break;
if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
xd_set_err_code(chip, XD_NO_CARD);
TRACE_RET(chip, STATUS_FAIL);
}
}
}
page_addr = (phy_blk << xd_card->block_shift) + start_page;
rts51x_init_cmd(chip);
xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_PPB_TO_SIE,
XD_PPB_TO_SIE);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
RING_BUFFER);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS,
XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS);
trans_dma_enable(chip->srb->sc_data_direction, chip, page_cnt * 512,
DMA_512);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_READ_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER,
XD_TRANSFER_END | XD_PPB_EMPTY,
XD_TRANSFER_END | XD_PPB_EMPTY);
retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval =
rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip), (void *)buf,
ptr, offset, page_cnt * 512,
scsi_sg_count(chip->srb), NULL, 2000);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
if (retval == STATUS_TIMEDOUT) {
xd_set_err_code(chip, XD_TO_ERROR);
TRACE_RET(chip, retval);
} else {
TRACE_GOTO(chip, Fail);
}
}
retval = rts51x_get_rsp(chip, 1, 200);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
if (retval == STATUS_TIMEDOUT) {
xd_set_err_code(chip, XD_TO_ERROR);
TRACE_RET(chip, retval);
} else {
TRACE_GOTO(chip, Fail);
}
}
return STATUS_SUCCESS;
Fail:
rts51x_ep0_read_register(chip, XD_PAGE_STATUS, &reg_val);
RTS51X_DEBUGP("XD_PAGE_STATUS: 0x%x\n", reg_val);
if (reg_val != XD_GPG)
xd_set_err_code(chip, XD_PRG_ERROR);
rts51x_ep0_read_register(chip, XD_CTL, &reg_val);
RTS51X_DEBUGP("XD_CTL: 0x%x\n", reg_val);
/* Handle uncorrectable ECC error */
if (((reg_val & (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
== (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE))
|| ((reg_val & (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))
== (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) {
wait_timeout(100);
if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
xd_set_err_code(chip, XD_NO_CARD);
TRACE_RET(chip, STATUS_FAIL);
}
xd_set_err_code(chip, XD_ECC_ERROR);
new_blk = xd_get_unused_block(chip, zone_no);
if (new_blk == NO_NEW_BLK) {
XD_CLR_BAD_OLDBLK(xd_card);
TRACE_RET(chip, STATUS_FAIL);
}
#ifdef XD_SPEEDUP
retval =
xd_auto_copy_page(chip, phy_blk, new_blk, 0,
xd_card->page_off + 1);
#else
retval =
xd_copy_page(chip, phy_blk, new_blk, 0,
xd_card->page_off + 1);
#endif
if (retval != STATUS_SUCCESS) {
if (!XD_CHK_BAD_NEWBLK(xd_card)) {
retval = xd_erase_block(chip, new_blk);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, new_blk);
} else {
XD_CLR_BAD_NEWBLK(xd_card);
}
XD_CLR_BAD_OLDBLK(xd_card);
TRACE_RET(chip, STATUS_FAIL);
}
xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
xd_erase_block(chip, phy_blk);
xd_mark_bad_block(chip, phy_blk);
XD_CLR_BAD_OLDBLK(xd_card);
}
TRACE_RET(chip, STATUS_FAIL);
}
static int xd_finish_write(struct rts51x_chip *chip,
u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval, zone_no;
u16 log_off;
RTS51X_DEBUGP("xd_finish_write, old_blk = 0x%x, new_blk = 0x%x,"
"log_blk = 0x%x\n", old_blk, new_blk, log_blk);
if (page_off > xd_card->page_off)
TRACE_RET(chip, STATUS_FAIL);
zone_no = (int)(log_blk / 1000);
log_off = (u16) (log_blk % 1000);
if (old_blk == BLK_NOT_FOUND) {
retval = xd_init_page(chip, new_blk, log_off,
page_off, xd_card->page_off + 1);
if (retval != STATUS_SUCCESS) {
retval = xd_erase_block(chip, new_blk);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, new_blk);
TRACE_RET(chip, STATUS_FAIL);
}
} else {
#ifdef XD_SPEEDUP
retval = xd_auto_copy_page(chip, old_blk, new_blk,
page_off, xd_card->page_off + 1);
#else
retval = xd_copy_page(chip, old_blk, new_blk,
page_off, xd_card->page_off + 1);
#endif
if (retval != STATUS_SUCCESS) {
if (!XD_CHK_BAD_NEWBLK(xd_card)) {
retval = xd_erase_block(chip, new_blk);
if (retval == STATUS_SUCCESS)
xd_set_unused_block(chip, new_blk);
}
XD_CLR_BAD_NEWBLK(xd_card);
TRACE_RET(chip, STATUS_FAIL);
}
retval = xd_erase_block(chip, old_blk);
if (retval == STATUS_SUCCESS) {
if (XD_CHK_BAD_OLDBLK(xd_card)) {
xd_mark_bad_block(chip, old_blk);
XD_CLR_BAD_OLDBLK(xd_card);
} else {
/* Add source block to unused block */
xd_set_unused_block(chip, old_blk);
}
} else {
xd_set_err_code(chip, XD_NO_ERROR);
XD_CLR_BAD_OLDBLK(xd_card);
}
}
/* Add target block to L2P table */
xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
return STATUS_SUCCESS;
}
static int xd_prepare_write(struct rts51x_chip *chip,
u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off)
{
int retval;
RTS51X_DEBUGP("xd_prepare_write, old_blk = 0x%x, new_blk = 0x%x,"
"log_blk = 0x%x, page_off = %d\n",
old_blk, new_blk, log_blk, (int)page_off);
if (page_off) {
#ifdef XD_SPEEDUP
retval = xd_auto_copy_page(chip, old_blk, new_blk, 0, page_off);
#else
retval = xd_copy_page(chip, old_blk, new_blk, 0, page_off);
#endif
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
}
return STATUS_SUCCESS;
}
static int xd_write_multiple_pages(struct rts51x_chip *chip, u32 old_blk,
u32 new_blk, u32 log_blk, u8 start_page,
u8 end_page, u8 *buf, void **ptr,
unsigned int *offset)
{
struct xd_info *xd_card = &(chip->xd_card);
u32 page_addr;
int zone_no, retval;
u16 log_off;
u8 page_cnt, reg_val;
RTS51X_DEBUGP("xd_write_multiple_pages, old_blk = 0x%x,"
"new_blk = 0x%x, log_blk = 0x%x\n",
old_blk, new_blk, log_blk);
if (start_page > end_page)
TRACE_RET(chip, STATUS_FAIL);
page_cnt = end_page - start_page;
zone_no = (int)(log_blk / 1000);
log_off = (u16) (log_blk % 1000);
page_addr = (new_blk << xd_card->block_shift) + start_page;
/* Send index command */
retval = xd_send_cmd(chip, READ1_1);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
rts51x_init_cmd(chip);
/* Prepare redundant field */
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF,
(u8) (log_off >> 8));
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF,
(u8) log_off);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, XD_GBLK);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG);
xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR);
/* Transform the block address by hardware */
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM,
XD_BA_TRANSFORM);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
RING_BUFFER);
trans_dma_enable(chip->srb->sc_data_direction, chip, page_cnt * 512,
DMA_512);
rts51x_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF,
XD_TRANSFER_START | XD_WRITE_PAGES);
rts51x_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END,
XD_TRANSFER_END);
retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
retval =
rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip), (void *)buf,
ptr, offset, page_cnt * 512,
scsi_sg_count(chip->srb), NULL, 2000);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
if (retval == STATUS_TIMEDOUT) {
xd_set_err_code(chip, XD_TO_ERROR);
TRACE_RET(chip, retval);
} else {
TRACE_GOTO(chip, Fail);
}
}
retval = rts51x_get_rsp(chip, 1, 200);
if (retval != STATUS_SUCCESS) {
rts51x_clear_xd_error(chip);
if (retval == STATUS_TIMEDOUT) {
xd_set_err_code(chip, XD_TO_ERROR);
TRACE_RET(chip, retval);
} else {
TRACE_GOTO(chip, Fail);
}
}
if (end_page == (xd_card->page_off + 1)) {
xd_card->delay_write.delay_write_flag = 0;
if (old_blk != BLK_NOT_FOUND) {
retval = xd_erase_block(chip, old_blk);
if (retval == STATUS_SUCCESS) {
if (XD_CHK_BAD_OLDBLK(xd_card)) {
xd_mark_bad_block(chip, old_blk);
XD_CLR_BAD_OLDBLK(xd_card);
} else {
xd_set_unused_block(chip, old_blk);
}
} else {
xd_set_err_code(chip, XD_NO_ERROR);
XD_CLR_BAD_OLDBLK(xd_card);
}
}
xd_set_l2p_tbl(chip, zone_no, log_off, (u16) (new_blk & 0x3FF));
}
return STATUS_SUCCESS;
Fail:
rts51x_ep0_read_register(chip, XD_DAT, &reg_val);
RTS51X_DEBUGP("XD_DAT: 0x%x\n", reg_val);
if (reg_val & PROGRAM_ERROR) {
xd_set_err_code(chip, XD_PRG_ERROR);
xd_mark_bad_block(chip, new_blk);
}
TRACE_RET(chip, STATUS_FAIL);
}
int xd_delay_write(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
struct xd_delay_write_tag *delay_write = &(xd_card->delay_write);
int retval;
if (delay_write->delay_write_flag) {
RTS51X_DEBUGP("xd_delay_write\n");
retval = xd_switch_clock(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
delay_write->delay_write_flag = 0;
retval = xd_finish_write(chip,
delay_write->old_phyblock,
delay_write->new_phyblock,
delay_write->logblock,
delay_write->pageoff);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
}
return STATUS_SUCCESS;
}
int xd_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
u16 sector_cnt)
{
struct xd_info *xd_card = &(chip->xd_card);
unsigned int lun = SCSI_LUN(srb);
struct xd_delay_write_tag *delay_write = &(xd_card->delay_write);
int retval, zone_no;
u32 log_blk, old_blk = 0, new_blk = 0;
u16 log_off, total_sec_cnt = sector_cnt;
u8 start_page, end_page = 0, page_cnt;
u8 *buf;
void *ptr = NULL;
unsigned int offset = 0;
xd_set_err_code(chip, XD_NO_ERROR);
xd_card->counter = 0;
RTS51X_DEBUGP("xd_rw: scsi_bufflen = %d, scsi_sg_count = %d\n",
scsi_bufflen(srb), scsi_sg_count(srb));
RTS51X_DEBUGP("Data direction: %s\n",
(srb->sc_data_direction ==
DMA_TO_DEVICE) ? "write" : "read");
buf = (u8 *) scsi_sglist(srb);
retval = xd_switch_clock(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
log_blk = start_sector >> xd_card->block_shift;
start_page = (u8) start_sector & xd_card->page_off;
zone_no = (int)(log_blk / 1000);
log_off = (u16) (log_blk % 1000);
RTS51X_DEBUGP("log_blk = 0x%x\n", log_blk);
if (xd_card->zone[zone_no].build_flag == 0) {
retval = xd_build_l2p_tbl(chip, zone_no);
if (retval != STATUS_SUCCESS) {
chip->card_fail |= XD_CARD;
set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
TRACE_RET(chip, retval);
}
}
if (srb->sc_data_direction == DMA_TO_DEVICE) {
if (delay_write->delay_write_flag &&
(delay_write->logblock == log_blk) &&
(start_page > delay_write->pageoff)) {
delay_write->delay_write_flag = 0;
if (delay_write->old_phyblock != BLK_NOT_FOUND) {
#ifdef XD_SPEEDUP
retval = xd_auto_copy_page(chip,
delay_write->old_phyblock,
delay_write->new_phyblock,
delay_write->pageoff, start_page);
#else
retval = xd_copy_page(chip,
delay_write->old_phyblock,
delay_write->new_phyblock,
delay_write->pageoff,
start_page);
#endif
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
TRACE_RET(chip, retval);
}
}
old_blk = delay_write->old_phyblock;
new_blk = delay_write->new_phyblock;
} else if (delay_write->delay_write_flag &&
(delay_write->logblock == log_blk) &&
(start_page == delay_write->pageoff)) {
delay_write->delay_write_flag = 0;
old_blk = delay_write->old_phyblock;
new_blk = delay_write->new_phyblock;
} else {
retval = xd_delay_write(chip);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
TRACE_RET(chip, retval);
}
old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
new_blk = xd_get_unused_block(chip, zone_no);
if ((old_blk == BLK_NOT_FOUND)
|| (new_blk == BLK_NOT_FOUND)) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
TRACE_RET(chip, retval);
}
retval =
xd_prepare_write(chip, old_blk, new_blk, log_blk,
start_page);
if (retval != STATUS_SUCCESS) {
if (monitor_card_cd(chip, XD_CARD) ==
CD_NOT_EXIST) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
TRACE_RET(chip, STATUS_FAIL);
}
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
TRACE_RET(chip, retval);
}
}
} else {
retval = xd_delay_write(chip);
if (retval != STATUS_SUCCESS) {
if (monitor_card_cd(chip, XD_CARD) == CD_NOT_EXIST) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
TRACE_RET(chip, STATUS_FAIL);
}
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
TRACE_RET(chip, retval);
}
old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
if (old_blk == BLK_NOT_FOUND) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
TRACE_RET(chip, STATUS_FAIL);
}
}
RTS51X_DEBUGP("old_blk = 0x%x\n", old_blk);
if (srb->sc_data_direction == DMA_TO_DEVICE)
RTS51X_DEBUGP("new_blk = 0x%x\n", new_blk);
while (total_sec_cnt) {
if ((start_page + total_sec_cnt) > (xd_card->page_off + 1))
end_page = xd_card->page_off + 1;
else
end_page = start_page + (u8) total_sec_cnt;
page_cnt = end_page - start_page;
if (srb->sc_data_direction == DMA_FROM_DEVICE) {
retval = xd_read_multiple_pages(chip, old_blk, log_blk,
start_page, end_page,
buf, &ptr, &offset);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
TRACE_RET(chip, STATUS_FAIL);
}
} else {
retval =
xd_write_multiple_pages(chip, old_blk, new_blk,
log_blk, start_page,
end_page, buf, &ptr,
&offset);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
TRACE_RET(chip, STATUS_FAIL);
}
}
total_sec_cnt -= page_cnt;
if (total_sec_cnt == 0)
break;
log_blk++;
zone_no = (int)(log_blk / 1000);
log_off = (u16) (log_blk % 1000);
if (xd_card->zone[zone_no].build_flag == 0) {
retval = xd_build_l2p_tbl(chip, zone_no);
if (retval != STATUS_SUCCESS) {
chip->card_fail |= XD_CARD;
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
TRACE_RET(chip, retval);
}
}
old_blk = xd_get_l2p_tbl(chip, zone_no, log_off);
if (old_blk == BLK_NOT_FOUND) {
if (srb->sc_data_direction == DMA_FROM_DEVICE) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
} else {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
}
TRACE_RET(chip, STATUS_FAIL);
}
if (srb->sc_data_direction == DMA_TO_DEVICE) {
new_blk = xd_get_unused_block(chip, zone_no);
if (new_blk == BLK_NOT_FOUND) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
TRACE_RET(chip, STATUS_FAIL);
}
}
start_page = 0;
}
if ((srb->sc_data_direction == DMA_TO_DEVICE) &&
(end_page != (xd_card->page_off + 1))) {
delay_write->delay_write_flag = 1;
delay_write->old_phyblock = old_blk;
delay_write->new_phyblock = new_blk;
delay_write->logblock = log_blk;
delay_write->pageoff = end_page;
}
scsi_set_resid(srb, 0);
return STATUS_SUCCESS;
}
void xd_free_l2p_tbl(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int i = 0;
if (xd_card->zone != NULL) {
for (i = 0; i < xd_card->zone_cnt; i++) {
if (xd_card->zone[i].l2p_table != NULL) {
vfree(xd_card->zone[i].l2p_table);
xd_card->zone[i].l2p_table = NULL;
}
if (xd_card->zone[i].free_table != NULL) {
vfree(xd_card->zone[i].free_table);
xd_card->zone[i].free_table = NULL;
}
}
vfree(xd_card->zone);
xd_card->zone = NULL;
}
}
void xd_cleanup_work(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
if (xd_card->delay_write.delay_write_flag) {
RTS51X_DEBUGP("xD: delay write\n");
xd_delay_write(chip);
xd_card->counter = 0;
}
}
int xd_power_off_card3v3(struct rts51x_chip *chip)
{
int retval;
rts51x_init_cmd(chip);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, XD_CLK_EN, 0);
if (chip->asic_code)
xd_pull_ctl_disable(chip);
else
rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF, 0xDF);
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0);
if (!chip->option.FT2_fast_mode) {
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
POWER_OFF);
if (CHECK_PKG(chip, LQFP48)
|| chip->option.rts5129_D3318_off_enable)
rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL,
DV3318_AUTO_PWR_OFF, 0);
}
retval = rts51x_send_cmd(chip, MODE_C, 100);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
return STATUS_SUCCESS;
}
int release_xd_card(struct rts51x_chip *chip)
{
struct xd_info *xd_card = &(chip->xd_card);
int retval;
RTS51X_DEBUGP("elease_xd_card\n");
chip->card_ready &= ~XD_CARD;
chip->card_fail &= ~XD_CARD;
chip->card_wp &= ~XD_CARD;
xd_card->delay_write.delay_write_flag = 0;
xd_free_l2p_tbl(chip);
rts51x_write_register(chip, SFSM_ED, HW_CMD_STOP, HW_CMD_STOP);
retval = xd_power_off_card3v3(chip);
if (retval != STATUS_SUCCESS)
TRACE_RET(chip, retval);
if (chip->asic_code && CHECK_PKG(chip, QFN24))
wait_timeout(20);
return STATUS_SUCCESS;
}