1/*
2 * Copyright 2012 Haiku, Inc. All rights reserved.
3 * Distributed under the terms of the MIT License.
4 *
5 * Authors:
6 *		Alexander von Gluck, kallisti5@unixzen.com
7 */
8#ifndef _DP_RAW_H
9#define _DP_RAW_H
10
11
12/* ****************************************************** */
13/* *** AUX Channel Communications                     *** */
14// Native AUX Communications
15#define AUX_NATIVE_WRITE                    (8 << 0)
16#define AUX_NATIVE_READ                     (9 << 0)
17#define AUX_NATIVE_REPLY_ACK                (0 << 4)
18#define AUX_NATIVE_REPLY_NACK               (1 << 4)
19#define AUX_NATIVE_REPLY_DEFER              (2 << 4)
20#define AUX_NATIVE_REPLY_MASK               (3 << 4)
21// AUX i2c Communications
22#define AUX_I2C_WRITE                       (0 << 0)
23#define AUX_I2C_READ                        (1 << 0)
24#define AUX_I2C_STATUS                      (2 << 0)
25#define AUX_I2C_MOT                         (4 << 0)
26#define AUX_I2C_REPLY_ACK                   (0 << 6)
27#define AUX_I2C_REPLY_NACK                  (1 << 6)
28#define AUX_I2C_REPLY_DEFER                 (2 << 6)
29#define AUX_I2C_REPLY_MASK                  (3 << 6)
30
31
32/* ****************************************************** */
33/* *** DPCD (DisplayPort Configuration Data)          *** */
34/* *** Read / Written over DisplayPort AUX link       *** */
35
36/* *** DPCD Receiver Compatibility Field (0x0000)     *** */
37/* *** VESA DisplayPort Standard, rev 1.1, p112       *** */
38// DPCD Version (0x0)
39#define DP_DPCD_REV							0x0000		// Reg
40#define DP_DPCD_REV_MINOR_MASK				(15 << 0)	// Int
41#define DP_DPCD_REV_MAJOR_MASK				(15 << 4)	// Int
42#define DP_DPCD_REV_10						0x0010		// Value
43#define DP_DPCD_REV_11						0x0011		// Value
44// DP Maximum Link Rate (0x1)
45#define DP_MAX_LINK_RATE					0x0001		// Reg
46// Use DP_LINK_RATE_* for speed.
47// DP Maximum Lane Count (0x2)
48#define DP_MAX_LANE_COUNT					0x0002		// Reg
49#define DP_MAX_LANE_COUNT_MASK				(31 << 0)	// Count
50#define DP_MAX_LANE_COUNT_1					(1 << 0)	// Value
51#define DP_MAX_LANE_COUNT_2					(2 << 0)	// Value
52#define DP_MAX_LANE_COUNT_4					(4 << 0)	// Value
53#define DP_ENHANCED_FRAME_CAP_EN			(1 << 7)	// Bool, Rev 1.1
54// DP Maximum Downspread (0x3)
55#define DP_MAX_DOWNSPREAD					0x0003		// Reg
56#define DP_MAX_DOWNSPREAD_EN				(1 << 0)	// Bool
57#define DP_MAX_DOWNSPREAD_REQ_NO_HANDSHAKE	(1 << 6)	// Bool
58// DP Number of Receiver Ports (0x4)
59#define DP_NORP								0x0004		// Reg
60#define DP_NORP_MASK						(1 << 0)	// Count
61// DP Downstream Port Present (0x5)
62#define DP_DOWNSTREAMPORT					0x0005		// Reg
63#define DP_DOWNSTREAMPORT_EN				(1 << 0)	// Bool
64#define DP_DOWNSTREAMPORT_TYPE_MASK			(3 << 1)	// Mask
65#define DP_DOWNSTREAMPORT_TYPE_DP			(0 << 1)	// Value
66#define DP_DOWNSTREAMPORT_TYPE_ANALOG		(1 << 1)	// Value
67#define DP_DOWNSTREAMPORT_TYPE_DIGITAL		(2 << 1)	// Value
68#define DP_DOWNSTREAMPORT_TYPE_OTHER		(3 << 1)	// Value
69#define DP_DOWNSTREAMPORT_FORMAT_EN			(1 << 3)	// Bool
70// DP Main Link Channel Coding (0x6)
71#define DP_CURR_MAIN_CHAN_CODE				0x0006		// Reg
72#define DP_CURR_MAIN_CHAN_CODE_ANSIX3_EN	(1 << 0)	// Bool
73// DP Downstream Port Count (0x7) (Only 1.1+)
74#define DP_DOWNSTREAMPORT_COUNT				0x0007		// Reg
75#define DP_DOWNSTREAMPORT_COUNT_MASK		(15 << 0)	// Count
76#define DP_DOWNSTREAMPORT_COUNT_OUI_EN		(1 << 7)	// Bool
77// DP Port Capability 0
78#define DP_PORT0_CAPABILITY0				0x0008		// Reg
79#define DP_PORT1_CAPABILITY0				0x000A		// Reg
80#define DP_PORT_CAPABILITY0_EDID_EN			(1 << 1)	// Bool
81#define DP_PORT_CAPABILITY0_SECOND_EN		(1 << 2)	// Bool
82// DP Port Capability 1
83#define DP_PORT0_CAPABILITY1				0x0009		// Reg
84#define DP_PORT1_CAPABILITY1				0x000B		// Reg
85#define DP_PORT_CAPABILITY1_BUF_SIZE_MASK	(255 << 0)	// Size
86	// (value + 1) * 32 bytes per lane
87
88/* *** DPCD Link Configuration Field (0x0100)         *** */
89/* *** VESA DisplayPort Standard, rev 1.1, p117       *** */
90
91// DP Set Link Rate Per Lane (0x0100)
92#define DP_LINK_RATE						0x0100		// Reg
93#define DP_LINK_RATE_162					0x0006		// 1.62Ghz
94#define DP_LINK_RATE_270					0x000A		// 2.70Ghz
95#define DP_LINK_RATE_540					0x0014		// 5.40Ghz
96// DP Set Lane Count (0x0101)
97#define DP_LANE_COUNT						0x0101		// Reg
98#define DP_LANE_COUNT_MASK					(31 << 0)	// Count
99#define DP_ENHANCED_FRAME_EN				(1 << 7)	// Bool, Rev 1.1
100// DP Training Pattern (0x0102)
101#define DP_TRAIN							0x0102		// Reg
102#define DP_TRAIN_PATTERN_MASK				(3 << 0)	// Mask
103#define DP_TRAIN_PATTERN_DISABLED			(0 << 0)	// Value
104#define DP_TRAIN_PATTERN_1					(1 << 0)	// Value
105#define DP_TRAIN_PATTERN_2					(2 << 0)	// Value
106#define DP_TRAIN_PATTERN_3					(3 << 0)	// Value
107
108#define DP_TRAIN_QUAL_MASK					(3 << 2)	// Mask
109#define DP_TRAIN_QUAL_NONE					(0 << 2)	// Value
110#define DP_TRAIN_QUAL_D102					(1 << 2)	// Value
111#define DP_TRAIN_QUAL_SYMB_ERR				(2 << 2)	// Value
112#define DP_TRAIN_QUAL_PRBS7					(3 << 2)	// Value
113
114#define DP_TRAIN_CLOCK_RECOVER_EN			(1 << 4)	// Bool
115#define DP_TRAIN_SCRAMBLE_DI				(1 << 5)	// Bool (rev)
116#define DP_TRAIN_SYMBL_ERR_SEL_MASK			(3 << 6)	// Mask
117#define DP_TRAIN_SYMBL_ERR_SEL_BOTH			(0 << 6)	// Value
118#define DP_TRAIN_SYMBL_ERR_SEL_DISPARITY	(1 << 6)	// Value
119#define DP_TRAIN_SYMBL_ERR_SEL_SYMBOL		(2 << 6)	// Value
120// DP Training Lane n (0x0103 - 0x0106)
121#define DP_TRAIN_LANE0						0x0103		// Reg
122#define DP_TRAIN_LANE1						0x0104		// Reg
123#define DP_TRAIN_LANE2						0x0105		// Reg
124#define DP_TRAIN_LANE3						0x0106		// Reg
125
126#define DP_TRAIN_VCC_SWING_SHIFT			(0 << 0)	// Shift
127#define DP_TRAIN_VCC_SWING_MASK				(3 << 0)	// Mask
128#define DP_TRAIN_VCC_SWING_400				(0 << 0)	// Value
129#define DP_TRAIN_VCC_SWING_600				(1 << 0)	// Value
130#define DP_TRAIN_VCC_SWING_800				(2 << 0)	// Value
131#define DP_TRAIN_VCC_SWING_1200				(3 << 0)	// Value
132#define DP_TRAIN_MAX_SWING_EN				(1 << 2)	// Bool
133
134#define DP_TRAIN_PRE_EMPHASIS_SHIFT			(3 << 0)	// Shift
135#define DP_TRAIN_PRE_EMPHASIS_MASK			(3 << 3)	// Mask
136#define DP_TRAIN_PRE_EMPHASIS_0				(0 << 3)	// Value
137#define DP_TRAIN_PRE_EMPHASIS_3_5			(1 << 3)	// Value
138#define DP_TRAIN_PRE_EMPHASIS_6				(2 << 3)	// Value
139#define DP_TRAIN_PRE_EMPHASIS_9_5			(3 << 3)	// Value
140#define DP_TRAIN_MAX_EMPHASIS_EN			(1 << 5)	// Bool
141// DP Down-spread Control (0x0107)
142#define DP_DOWNSPREAD_CTRL					0x0107		// Reg
143#define DP_DOWNSPREAD_CTRL_FREQ_MASK		(1 << 0)	// Int
144#define DP_DOWNSPREAD_CTRL_AMP_EN			(1 << 4)	// Int
145// DP Main Link Channel Coding (0x0108)
146#define DP_MAIN_CHAN_CODE					0x0108		// Reg
147#define DP_MAIN_CHAN_CODE_ANSIX3_EN			(1 << 0)	// Bool
148
149/* *** DPCD Link / Sink Status Field (0x0200)         *** */
150/* *** VESA DisplayPort Standard, rev 1.1, p120       *** */
151
152// DP Sink Count (0x0200)
153#define DP_SINK_COUNT						0x0200		// Reg
154#define DP_SINK_COUNT_MASK					(63 << 0)	// Mask
155#define DP_SINK_COUNT_CP_READY				(1 << 6)	// Bool
156// DP Service IRQ Vector (0x0201)
157#define DP_SINK_IRQ_VECTOR					0x0201		// Reg
158#define DP_SINK_IRQ_TEST_REQ				(1 << 1)	// Bool
159#define DP_SINK_IRQ_CP_IRQ					(1 << 2)	// Bool
160#define DP_SINK_IRQ_VENDOR					(1 << 6)	// Bool
161// DP Lane Status      A B
162#define DP_LANE_STATUS_0_1					0x0202		// Reg
163#define DP_LANE_STATUS_2_3					0x0203		// Reg
164#define DP_LINK_STATUS_SIZE					6			// Size
165#define DP_LANE_STATUS_CR_DONE_A			(1 << 0)	// Bool
166#define DP_LANE_STATUS_CHEQ_DONE_A			(1 << 1)	// Bool
167#define DP_LANE_STATUS_SYMB_LOCK_A			(1 << 2)	// Bool
168#define DP_LANE_STATUS_CR_DONE_B			(1 << 4)	// Bool
169#define DP_LANE_STATUS_CHEQ_DONE_B			(1 << 5)	// Bool
170#define DP_LANE_STATUS_SYMB_LOCK_B			(1 << 6)	// Bool
171#define DP_LANE_STATUS_EQUALIZED_A			DP_LANE_STATUS_CR_DONE_A \
172											|| DP_LANE_STATUS_CHEQ_DONE_A \
173											|| DP_LANE_STATUS_SYMB_LOCK_A
174#define DP_LANE_STATUS_EQUALIZED_B			DP_LANE_STATUS_CR_DONE_B \
175											|| DP_LANE_STATUS_CHEQ_DONE_B \
176											|| DP_LANE_STATUS_SYMB_LOCK_B
177// DP Lane Align Status (0x0204)
178#define DP_LANE_ALIGN						0x0204		// Reg
179#define DP_LANE_ALIGN_DONE					(1 << 0)	// Bool
180#define DP_LANE_ALIGN_PORT_STATUS_CHANGE	(1 << 6)	// Bool
181#define DP_LANE_ALIGN_LINK_STATUS_UPDATE	(1 << 7)	// Bool
182// DP Sink Status (0x0205)
183#define DP_SINK_STATUS						0x0205		// Reg
184#define DP_SINK_STATUS_IN_SYNC_0			(1 << 0)	// Bool
185#define DP_SINK_STATUS_IN_SYNC_1			(1 << 1)	// Bool
186// DP Adjust Request   A B
187#define DP_ADJ_REQUEST_0_1					0x0206		// Reg
188#define DP_ADJ_REQUEST_2_3					0x0207		// Reg
189#define DP_ADJ_VCC_SWING_LANEA_SHIFT		0			// Shift
190#define DP_ADJ_VCC_SWING_LANEA_MASK			(3 << 0)	// Mask
191#define DP_ADJ_PRE_EMPHASIS_LANEA_SHIFT		2			// Shift
192#define DP_ADJ_PRE_EMPHASIS_LANEA_MASK		(3 << 2)	// Mask
193#define DP_ADJ_VCC_SWING_LANEB_SHIFT		4			// Shift
194#define DP_ADJ_VCC_SRING_LANEB_MASK			(3 << 4)	// Mask
195#define DP_ADJ_PRE_EMPHASIS_LANEB_SHIFT		6			// Shift
196#define DP_ADJ_PRE_EMPHASIS_LANEB_MASK		(3 << 6)	// Mask
197
198// TODO: 0x0210 - 0x0217
199
200/* *** DPCD Automated Self-testing Field (0x0218)     *** */
201/* *** VESA DisplayPort Standard, rev 1.1, p123       *** */
202
203// TODO: Optional Field
204
205/* *** DPCD Source Device Specific Field (0x0300)     *** */
206/* *** VESA DisplayPort Standard, rev 1.1, p127       *** */
207
208// TODO
209
210/* *** DPCD Sink Device Specific Field (0x0400)       *** */
211/* *** VESA DisplayPort Standard, rev 1.1, p127       *** */
212
213// TODO
214
215/* *** DPCD Branch Device Specific Field (0x0500)     *** */
216/* *** VESA DisplayPort Standard, rev 1.1, p127       *** */
217
218// TODO
219
220/* *** DPCD Sink Control Field (0x0600)               *** */
221/* *** VESA DisplayPort Standard, rev 1.1, p128       *** */
222
223#define DP_SET_POWER						0x0600		// Reg
224#define DP_SET_POWER_D0						(1 << 0)	// Value
225#define DP_SET_POWER_D3						(1 << 1)	// Value
226
227/* *** DPCD Reserved (0x0700+)                        *** */
228/* ****************************************************** */
229
230
231#endif /* _DP_RAW_H */
232