1/*	$NetBSD: onfi.h,v 1.4 2022/06/03 12:10:51 andvar Exp $	*/
2
3/*-
4 * Copyright (c) 2010 Department of Software Engineering,
5 *		      University of Szeged, Hungary
6 * Copyright (c) 2010 Adam Hoka <ahoka@NetBSD.org>
7 * All rights reserved.
8 *
9 * This code is derived from software contributed to The NetBSD Foundation
10 * by the Department of Software Engineering, University of Szeged, Hungary
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 *    notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 *    notice, this list of conditions and the following disclaimer in the
19 *    documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
26 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
27 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
28 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
29 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 * SUCH DAMAGE.
32 */
33
34#ifndef _ONFI_H_
35#define _ONFI_H_
36
37/**
38 * ONFI 2.2, Section 5.1: Command Set
39 *
40 * Indented ones are 2nd or 3rd cycle commands.
41 */
42
43enum {
44	ONFI_READ				= 0x00,	/* M */
45	 ONFI_READ_START			= 0x30,	/* M */
46	 ONFI_READ_INTERLEAVED			= 0x32,	/* O */
47	 ONFI_READ_COPYBACK			= 0x35,	/* O */
48	 ONFI_READ_CACHE_RANDOM			= 0x31,	/* O */
49
50	ONFI_CHANGE_READ_COLUMN			= 0x05,	/* M */
51	ONFI_CHANGE_READ_COLUMN_ENHANCED	= 0x06,	/* O */
52	 ONFI_CHANGE_READ_COLUMN_START		= 0xe0,	/* M */
53
54	ONFI_READ_CACHE_SEQUENTIAL		= 0x31,	/* O */
55	ONFI_READ_CACHE_END			= 0x3f,	/* O */
56
57	ONFI_BLOCK_ERASE			= 0x60,	/* M */
58	 ONFI_BLOCK_ERASE_START			= 0xd0,	/* M */
59	 ONFI_BLOCK_ERASE_INTERLEAVED		= 0xd1,	/* O */
60
61	ONFI_READ_STATUS			= 0x70,	/* M */
62	ONFI_READ_STATUS_ENHANCED		= 0x78,	/* O */
63
64	ONFI_PAGE_PROGRAM			= 0x80,	/* M */
65	 ONFI_PAGE_PROGRAM_START		= 0x10,	/* M */
66	 ONFI_PAGE_PROGRAM_INTERLEAVED		= 0x11,	/* O */
67	 ONFI_PAGE_CACHE_PROGRAM		= 0x15,	/* O */
68
69	ONFI_COPYBACK_PROGRAM			= 0x85,	/* O */
70	 ONFI_COPYBACK_PROGRAM_START		= 0x10,	/* O */
71	 ONFI_COPYBACK_PROGRAM_INTERLEAVED	= 0x11,	/* O */
72/*-
73 * Small Data's first opcode may be 80h if the operation is a program only
74 * with no data output. For the last second cycle of a Small Data Move,
75 * it is a 10h command to confirm the Program or Copyback operation
76 */
77	ONFI_SMALL_DATA_MOVE			= 0x85,	/* O */
78	ONFI_SMALL_DATA_MOVE_START		= 0x11,	/* O */
79
80	ONFI_CHANGE_WRITE_COLUMN		= 0x85,	/* M */
81	ONFI_CHANGE_ROW_ADDRESS			= 0x85,	/* O */
82
83	ONFI_READ_ID				= 0x90,	/* M */
84	ONFI_READ_PARAMETER_PAGE		= 0xec,	/* M */
85	ONFI_READ_UNIQUE_ID			= 0xed,	/* O */
86	ONFI_GET_FEATURES			= 0xee,	/* O */
87	ONFI_SET_FEATURES			= 0xef,	/* O */
88	ONFI_RESET_LUN				= 0xfa,	/* O */
89	ONFI_SYNCHRONOUS_RESET			= 0xfc,	/* O */
90	ONFI_RESET				= 0xff	/* M */
91};
92
93/**
94 * status codes from ONFI_READ_STATUS
95 */
96enum {
97	ONFI_STATUS_FAIL			= (1<<0),
98	ONFI_STATUS_FAILC			= (1<<1),
99	ONFI_STATUS_R				= (1<<2),
100	ONFI_STATUS_CSP				= (1<<3),
101	ONFI_STATUS_VSP				= (1<<4),
102	ONFI_STATUS_ARDY			= (1<<5),
103	ONFI_STATUS_RDY				= (1<<6),
104	ONFI_STATUS_WP				= (1<<7)
105};
106
107enum {
108	ONFI_FEATURE_16BIT			= (1<<0),
109	ONFI_FEATURE_EXTENDED_PARAM		= (1<<7)
110};
111
112/* 5.7.1. Parameter Page Data Structure Definition */
113struct onfi_parameter_page {
114	/* Revision information and features block */
115	uint32_t param_signature; /* M: onfi signature ({'O','N','F','I'}) */
116	uint16_t param_revision;  /* M: revision number */
117	uint16_t param_features;  /* M: features supported */
118	uint16_t param_optional_cmds; /* M: optional commands */
119	uint16_t param_reserved_1;    /* R: reserved */
120	uint16_t param_extended_len;  /* O: extended parameter page length */
121	uint8_t param_num_param_pg;  /* O: number of parameter pages */
122	uint8_t param_reserved_2[17]; /* R: reserved */
123	/* Manufacturer information block */
124	uint8_t param_manufacturer[12]; /* M: device manufacturer (ASCII) */
125	uint8_t param_model[20];	      /* M: device model (ASCII) */
126	uint8_t param_manufacturer_id;  /* M: JEDEC ID of manufacturer */
127	uint16_t param_date;	      /* O: date code (BCD) */
128	uint8_t param_reserved_3[13];   /* R: reserved */
129	/* Memory organization block */
130	uint32_t param_pagesize; /* M: number of data bytes per page */
131	uint16_t param_sparesize; /* M: number of spare bytes per page */
132	uint32_t param_part_pagesize; /* O: obsolete */
133	uint16_t param_part_sparesize; /* O: obsolete */
134	uint32_t param_blocksize;      /* M: number of pages per block */
135	uint32_t param_lunsize;       /* M: number of blocks per LUN */
136	uint8_t param_numluns;	      /* M: number of LUNs */
137	uint8_t param_addr_cycles;   /* M: address cycles:
138					col: 4-7 (high), row: 0-3 (low) */
139	uint8_t param_cellsize;   /* M: number of bits per cell */
140	uint16_t param_lun_maxbad; /* M: maximum badblocks per LUN */
141	uint16_t param_block_endurance; /* M: block endurance */
142	uint8_t param_guaranteed_blocks; /* M: guaranteed valid blocks at
143					  beginning of target */
144	uint16_t param_guaranteed_endurance; /* M: block endurance of
145					      guaranteed blocks */
146	uint8_t param_programs_per_page; /* M: number of programs per page */
147	uint8_t param_partial_programming_attr; /* O: obsolete */
148	uint8_t param_ecc_correctable_bits;     /* M: number of bits
149						 ECC correctability */
150	uint8_t param_interleaved_addr_bits; /* M: num of interleaved address
151					      bits (only low half is valid) */
152	uint8_t param_interleaved_op_attrs; /* O: obsolete */
153	uint8_t param_reserved_4[13];	  /* R: reserved */
154	/* Electrical parameters block */
155	uint8_t param_io_c_max; /* M: I/O pin capacitance, maximum */
156	uint16_t param_async_timing_mode; /* M: async timing mode support */
157	uint16_t param_async_progcache_timing_mode; /* O: obsolete */
158	uint16_t param_t_prog; /* M: maximum page program time (us) */
159	uint16_t param_t_bers; /* M: maximum block erase time (us) */
160	uint16_t param_t_r;    /* M: maximum page read time (us) */
161	uint16_t param_ccs;    /* M: minimum change column setup time (ns) */
162	uint16_t param_sync_timing_mode; /* source sync timing mode support */
163	uint8_t param_sync_features;     /* M: source sync features */
164	uint16_t param_clk_input_c;   /* O: CLK input pin cap., typical */
165	uint16_t param_io_c;	    /* O: I/O pin capacitance, typical */
166	uint16_t param_input_c;	    /* O: input pin capacitance, typical */
167	uint8_t param_input_c_max;    /* M: input pin capacitance, maximum */
168	uint8_t param_driver_strength; /* M: driver strength support */
169	uint16_t param_t_r_interleaved; /* O: maximum interleaved
170					 page read time (us) */
171	uint16_t param_t_adl;	/* O: program page register clear enhancement
172				 tADL value (ns) */
173	uint8_t param_reserved_5[8]; /* R: reserved */
174	/* Vendor block */
175	uint16_t param_vendor_revision; /* M: vendor specific rev number */
176	uint8_t param_vendor_specific[88]; /* vendor specific information */
177	uint16_t param_integrity_crc;	 /* M: integrity CRC */
178} __packed;
179
180#endif	/* _ONFI_H_ */
181