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1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * Driver for Realtek PCI-Express card reader
4  *
5  * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
6  *
7  * Author:
8  *   Wei WANG (wei_wang@realsil.com.cn)
9  *   Micky Ching (micky_ching@realsil.com.cn)
10  */
11 
12 #ifndef __REALTEK_RTSX_XD_H
13 #define __REALTEK_RTSX_XD_H
14 
15 #define	XD_DELAY_WRITE
16 
17 /* Error Codes */
18 #define	XD_NO_ERROR			0x00
19 #define	XD_NO_MEMORY			0x80
20 #define	XD_PRG_ERROR			0x40
21 #define	XD_NO_CARD			0x20
22 #define	XD_READ_FAIL			0x10
23 #define	XD_ERASE_FAIL			0x08
24 #define	XD_WRITE_FAIL			0x04
25 #define	XD_ECC_ERROR			0x02
26 #define	XD_TO_ERROR			0x01
27 
28 /* XD Commands */
29 #define	READ1_1				0x00
30 #define	READ1_2				0x01
31 #define	READ2				0x50
32 #define READ_ID				0x90
33 #define RESET				0xff
34 #define PAGE_PRG_1			0x80
35 #define PAGE_PRG_2			0x10
36 #define	BLK_ERASE_1			0x60
37 #define	BLK_ERASE_2			0xD0
38 #define READ_STS			0x70
39 #define READ_XD_ID			0x9A
40 #define	COPY_BACK_512			0x8A
41 #define	COPY_BACK_2K			0x85
42 #define	READ1_1_2			0x30
43 #define	READ1_1_3			0x35
44 #define	CHG_DAT_OUT_1			0x05
45 #define RDM_DAT_OUT_1			0x05
46 #define	CHG_DAT_OUT_2			0xE0
47 #define RDM_DAT_OUT_2			0xE0
48 #define	CHG_DAT_OUT_2			0xE0
49 #define	CHG_DAT_IN_1			0x85
50 #define	CACHE_PRG			0x15
51 
52 /* Redundant Area Related */
53 #define XD_EXTRA_SIZE			0x10
54 #define XD_2K_EXTRA_SIZE		0x40
55 
56 #define	NOT_WRITE_PROTECTED		0x80
57 #define	READY_STATE			0x40
58 #define	PROGRAM_ERROR			0x01
59 #define	PROGRAM_ERROR_N_1		0x02
60 #define	INTERNAL_READY			0x20
61 #define	READY_FLAG			0x5F
62 
63 #define	XD_8M_X8_512			0xE6
64 #define	XD_16M_X8_512			0x73
65 #define	XD_32M_X8_512			0x75
66 #define	XD_64M_X8_512			0x76
67 #define	XD_128M_X8_512			0x79
68 #define	XD_256M_X8_512			0x71
69 #define	XD_128M_X8_2048			0xF1
70 #define	XD_256M_X8_2048			0xDA
71 #define	XD_512M_X8			0xDC
72 #define	XD_128M_X16_2048		0xC1
73 #define	XD_4M_X8_512_1			0xE3
74 #define	XD_4M_X8_512_2			0xE5
75 #define	XD_1G_X8_512			0xD3
76 #define	XD_2G_X8_512			0xD5
77 
78 #define	XD_ID_CODE			0xB5
79 
80 #define	VENDOR_BLOCK			0xEFFF
81 #define	CIS_BLOCK			0xDFFF
82 
83 #define	BLK_NOT_FOUND			0xFFFFFFFF
84 
85 #define	NO_NEW_BLK			0xFFFFFFFF
86 
87 #define	PAGE_CORRECTABLE		0x0
88 #define	PAGE_NOTCORRECTABLE		0x1
89 
90 #define	NO_OFFSET			0x0
91 #define	WITH_OFFSET			0x1
92 
93 #define	SECT_PER_PAGE			4
94 #define	XD_ADDR_MODE_2C			XD_ADDR_MODE_2A
95 
96 #define ZONE0_BAD_BLOCK			23
97 #define NOT_ZONE0_BAD_BLOCK		24
98 
99 #define	XD_RW_ADDR			0x01
100 #define	XD_ERASE_ADDR			0x02
101 
102 #define	XD_PAGE_512(xd_card)		\
103 do {					\
104 	(xd_card)->block_shift = 5;	\
105 	(xd_card)->page_off = 0x1F;	\
106 } while (0)
107 
108 #define	XD_SET_BAD_NEWBLK(xd_card)	((xd_card)->multi_flag |= 0x01)
109 #define	XD_CLR_BAD_NEWBLK(xd_card)	((xd_card)->multi_flag &= ~0x01)
110 #define	XD_CHK_BAD_NEWBLK(xd_card)	((xd_card)->multi_flag & 0x01)
111 
112 #define	XD_SET_BAD_OLDBLK(xd_card)	((xd_card)->multi_flag |= 0x02)
113 #define	XD_CLR_BAD_OLDBLK(xd_card)	((xd_card)->multi_flag &= ~0x02)
114 #define	XD_CHK_BAD_OLDBLK(xd_card)	((xd_card)->multi_flag & 0x02)
115 
116 #define	XD_SET_MBR_FAIL(xd_card)	((xd_card)->multi_flag |= 0x04)
117 #define	XD_CLR_MBR_FAIL(xd_card)	((xd_card)->multi_flag &= ~0x04)
118 #define	XD_CHK_MBR_FAIL(xd_card)	((xd_card)->multi_flag & 0x04)
119 
120 #define	XD_SET_ECC_FLD_ERR(xd_card)	((xd_card)->multi_flag |= 0x08)
121 #define	XD_CLR_ECC_FLD_ERR(xd_card)	((xd_card)->multi_flag &= ~0x08)
122 #define	XD_CHK_ECC_FLD_ERR(xd_card)	((xd_card)->multi_flag & 0x08)
123 
124 #define	XD_SET_4MB(xd_card)		((xd_card)->multi_flag |= 0x10)
125 #define	XD_CLR_4MB(xd_card)		((xd_card)->multi_flag &= ~0x10)
126 #define	XD_CHK_4MB(xd_card)		((xd_card)->multi_flag & 0x10)
127 
128 #define	XD_SET_ECC_ERR(xd_card)		((xd_card)->multi_flag |= 0x40)
129 #define	XD_CLR_ECC_ERR(xd_card)		((xd_card)->multi_flag &= ~0x40)
130 #define	XD_CHK_ECC_ERR(xd_card)		((xd_card)->multi_flag & 0x40)
131 
132 #define PAGE_STATUS		0
133 #define BLOCK_STATUS		1
134 #define BLOCK_ADDR1_L		2
135 #define BLOCK_ADDR1_H		3
136 #define BLOCK_ADDR2_L		4
137 #define BLOCK_ADDR2_H		5
138 #define RESERVED0		6
139 #define RESERVED1		7
140 #define RESERVED2		8
141 #define RESERVED3		9
142 #define PARITY			10
143 
144 #define	CIS0_0			0
145 #define	CIS0_1			1
146 #define	CIS0_2			2
147 #define	CIS0_3			3
148 #define	CIS0_4			4
149 #define	CIS0_5			5
150 #define	CIS0_6			6
151 #define	CIS0_7			7
152 #define	CIS0_8			8
153 #define	CIS0_9			9
154 #define	CIS1_0			256
155 #define	CIS1_1			(256 + 1)
156 #define	CIS1_2			(256 + 2)
157 #define	CIS1_3			(256 + 3)
158 #define	CIS1_4			(256 + 4)
159 #define	CIS1_5			(256 + 5)
160 #define	CIS1_6			(256 + 6)
161 #define	CIS1_7			(256 + 7)
162 #define	CIS1_8			(256 + 8)
163 #define	CIS1_9			(256 + 9)
164 
165 int reset_xd_card(struct rtsx_chip *chip);
166 #ifdef XD_DELAY_WRITE
167 int xd_delay_write(struct rtsx_chip *chip);
168 #endif
169 int xd_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip,
170 	  u32 start_sector, u16 sector_cnt);
171 void xd_free_l2p_tbl(struct rtsx_chip *chip);
172 void xd_cleanup_work(struct rtsx_chip *chip);
173 int xd_power_off_card3v3(struct rtsx_chip *chip);
174 int release_xd_card(struct rtsx_chip *chip);
175 
176 #endif  /* __REALTEK_RTSX_XD_H */
177