2 * Copyright (c) 2018-2020 Ruslan Bukin <br@bsdpad.com>
5 * This software was developed by BAE Systems, the University of Cambridge
6 * Computer Laboratory, and Memorial University under DARPA/AFRL contract
7 * FA8650-15-C-7558 ("CADETS"), as part of the DARPA Transparent Computing
8 * (TC) research program.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #ifndef _ARM64_CORESIGHT_ETM4X_H_
35 #define _ARM64_CORESIGHT_ETM4X_H_
37 #define TRCPRGCTLR 0x004 /* Trace Programming Control Register */
38 #define TRCPRGCTLR_EN (1 << 0) /* Trace unit enable bit */
39 #define TRCPROCSELR 0x008 /* Trace PE Select Control Register */
40 #define TRCSTATR 0x00C /* Trace Trace Status Register */
41 #define TRCSTATR_PMSTABLE (1 << 1) /* The programmers' model is stable. */
42 #define TRCSTATR_IDLE (1 << 0) /* The trace unit is idle. */
43 #define TRCCONFIGR 0x010 /* Trace Trace Configuration Register */
44 #define TRCCONFIGR_DV (1 << 17) /* Data value tracing is enabled when INSTP0 is not 0b00 */
45 #define TRCCONFIGR_DA (1 << 16) /* Data address tracing is enabled when INSTP0 is not 0b00. */
46 #define TRCCONFIGR_VMIDOPT (1 << 15) /* Control bit to configure the Virtual context identifier value */
47 #define TRCCONFIGR_QE_S 13 /* Q element enable field */
48 #define TRCCONFIGR_QE_M (0x3 << TRCCONFIGR_QE_S)
49 #define TRCCONFIGR_RS (1 << 12) /* Return stack enable bit */
50 #define TRCCONFIGR_TS (1 << 11) /* Global timestamp tracing is enabled. */
51 #define TRCCONFIGR_COND_S 8 /* Conditional instruction tracing bit. */
52 #define TRCCONFIGR_COND_M (0x7 << TRCCONFIGR_COND_S)
53 #define TRCCONFIGR_COND_DIS 0
54 #define TRCCONFIGR_COND_LDR (1 << TRCCONFIGR_COND_S) /* Conditional load instructions are traced. */
55 #define TRCCONFIGR_COND_STR (2 << TRCCONFIGR_COND_S) /* Conditional store instructions are traced. */
56 #define TRCCONFIGR_COND_LDRSTR (3 << TRCCONFIGR_COND_S) /* Conditional load and store instructions are traced. */
57 #define TRCCONFIGR_COND_ALL (7 << TRCCONFIGR_COND_S) /* All conditional instructions are traced. */
58 #define TRCCONFIGR_VMID (1 << 7) /* Virtual context identifier tracing is enabled. */
59 #define TRCCONFIGR_CID (1 << 6) /* Context ID tracing is enabled. */
60 #define TRCCONFIGR_CCI (1 << 4) /* Cycle counting in the instruction trace is enabled. */
61 #define TRCCONFIGR_BB (1 << 3) /* Branch broadcast mode is enabled. */
62 #define TRCCONFIGR_INSTP0_S 1 /* Instruction P0 field. */
63 #define TRCCONFIGR_INSTP0_M (0x3 << TRCCONFIGR_INSTP0_S)
64 #define TRCCONFIGR_INSTP0_NONE 0 /* Do not trace load and store instructions as P0 instructions. */
65 #define TRCCONFIGR_INSTP0_LDR (1 << TRCCONFIGR_INSTP0_S) /* Trace load instructions as P0 instructions. */
66 #define TRCCONFIGR_INSTP0_STR (2 << TRCCONFIGR_INSTP0_S) /* Trace store instructions as P0 instructions. */
67 #define TRCCONFIGR_INSTP0_LDRSTR (3 << TRCCONFIGR_INSTP0_S) /* Trace load and store instructions as P0 instr. */
68 #define TRCAUXCTLR 0x018 /* Trace Auxiliary Control Register */
69 #define TRCEVENTCTL0R 0x020 /* Trace Event Control 0 Register */
70 #define TRCEVENTCTL1R 0x024 /* Trace Event Control 1 Register */
71 #define TRCSTALLCTLR 0x02C /* Trace Stall Control Register */
72 #define TRCTSCTLR 0x030 /* Trace Global Timestamp Control Register */
73 #define TRCSYNCPR 0x034 /* Trace Synchronization Period Register */
74 #define TRCSYNCPR_PERIOD_S 0
75 #define TRCSYNCPR_PERIOD_M 0x1f
76 #define TRCSYNCPR_1K (10 << TRCSYNCPR_PERIOD_S)
77 #define TRCSYNCPR_2K (11 << TRCSYNCPR_PERIOD_S)
78 #define TRCSYNCPR_4K (12 << TRCSYNCPR_PERIOD_S)
79 #define TRCCCCTLR 0x038 /* Trace Cycle Count Control Register */
80 #define TRCBBCTLR 0x03C /* Trace Branch Broadcast Control Register */
81 #define TRCTRACEIDR 0x040 /* Trace Trace ID Register */
82 #define TRCQCTLR 0x044 /* Trace Q Element Control Register */
83 #define TRCQCTLR_MODE_INC (1 << 8) /* Include mode. */
84 #define TRCVICTLR 0x080 /* Trace ViewInst Main Control Register */
85 #define TRCVICTLR_SSSTATUS (1 << 9) /* The start/stop logic is in the started state. */
86 #define TRCVICTLR_EXLEVEL_NS_S 20
87 #define TRCVICTLR_EXLEVEL_NS_M (0xf << TRCVICTLR_EXLEVEL_NS_S)
88 #define TRCVICTLR_EXLEVEL_NS(n) (0x1 << ((n) + TRCVICTLR_EXLEVEL_NS_S))
89 #define TRCVICTLR_EXLEVEL_S_S 16
90 #define TRCVICTLR_EXLEVEL_S_M (0xf << TRCVICTLR_EXLEVEL_S_S)
91 #define TRCVICTLR_EXLEVEL_S(n) (0x1 << ((n) + TRCVICTLR_EXLEVEL_S_S))
93 #define EVENT_SEL_M (0x1f << EVENT_SEL_S)
94 #define TRCVIIECTLR 0x084 /* Trace ViewInst Include/Exclude Control Register */
95 #define TRCVIIECTLR_INCLUDE_S 0
96 #define TRCVISSCTLR 0x088 /* Trace ViewInst Start/Stop Control Register */
97 #define TRCVIPCSSCTLR 0x08C /* Trace ViewInst Start/Stop PE Comparator Control Register */
98 #define TRCVDCTLR 0x0A0 /* Trace ViewData Main Control Register */
99 #define TRCVDCTLR_TRCEXDATA (1 << 12) /* Exception and exception return data transfers are traced */
100 #define TRCVDCTLR_TBI (1 << 11) /* The trace unit assigns bits[63:56] to have the same value as bits[63:56] of the data address. */
101 #define TRCVDCTLR_PCREL (1 << 10) /* The trace unit does not trace the address or value portions of PC-relative transfers. */
102 #define TRCVDCTLR_SPREL_S 8
103 #define TRCVDCTLR_SPREL_M (0x3 << TRCVDCTLR_SPREL_S)
104 #define TRCVDCTLR_EVENT_S 0
105 #define TRCVDCTLR_EVENT_M (0xff << TRCVDCTLR_EVENT_S)
106 #define TRCVDSACCTLR 0x0A4 /* Trace ViewData Include/Exclude Single Address Comparator Control Register */
107 #define TRCVDARCCTLR 0x0A8 /* Trace ViewData Include/Exclude Address Range Comparator Control Register */
108 #define TRCSEQEVR(n) (0x100 + (n) * 0x4) /* Trace Sequencer State Transition Control Register [n=0-2] */
109 #define TRCSEQRSTEVR 0x118 /* Trace Sequencer Reset Control Register */
110 #define TRCSEQSTR 0x11C /* Trace Sequencer State Register */
111 #define TRCEXTINSELR 0x120 /* Trace External Input Select Register */
112 #define TRCCNTRLDVR(n) (0x140 + (n) * 0x4) /* 32 Trace Counter Reload Value Register [n=0-3] */
113 #define TRCCNTCTLR(n) (0x150 + (n) * 0x4) /* 32 Trace Counter Control Register [n=0-3] */
114 #define TRCCNTVR(n) (0x160 + (n) * 0x4) /* 32 Trace Counter Value Register [n=0-3] */
115 #define TRCIMSPEC(n) (0x1C0 + (n) * 0x4) /* Trace IMPLEMENTATION DEFINED register [n=0-7] */
117 #define TRCIDR0(n) (0x1E0 + 0x4 * (n))
118 #define TRCIDR8(n) (0x180 + 0x4 * (n))
119 #define TRCIDR(n) ((n > 7) ? TRCIDR8(n) : TRCIDR0(n))
120 #define TRCIDR1_TRCARCHMAJ_S 8
121 #define TRCIDR1_TRCARCHMAJ_M (0xf << TRCIDR1_TRCARCHMAJ_S)
122 #define TRCIDR1_TRCARCHMIN_S 4
123 #define TRCIDR1_TRCARCHMIN_M (0xf << TRCIDR1_TRCARCHMIN_S)
125 #define TRCRSCTLR(n) (0x200 + (n) * 0x4) /* Trace Resource Selection Control Register [n=2-31] */
126 #define TRCSSCCR(n) (0x280 + (n) * 0x4) /* Trace Single-shot Comparator Control Register [n=0-7] */
127 #define TRCSSCSR(n) (0x2A0 + (n) * 0x4) /* Trace Single-shot Comparator Status Register [n=0-7] */
128 #define TRCSSPCICR(n) (0x2C0 + (n) * 0x4) /* Trace Single-shot PE Comparator Input Control [n=0-7] */
129 #define TRCOSLAR 0x300 /* Management OS Lock Access Register */
130 #define TRCOSLSR 0x304 /* Management OS Lock Status Register */
131 #define TRCPDCR 0x310 /* Management PowerDown Control Register */
132 #define TRCPDSR 0x314 /* Management PowerDown Status Register */
133 #define TRCACVR(n) (0x400 + (n) * 0x8) /* Trace Address Comparator Value Register [n=0-15] */
134 #define TRCACATR(n) (0x480 + (n) * 0x8) /* Trace Address Comparator Access Type Register [n=0-15] */
135 #define TRCACATR_DTBM (1 << 21)
136 #define TRCACATR_DATARANGE (1 << 20)
137 #define TRCACATR_DATASIZE_S 18
138 #define TRCACATR_DATASIZE_M (0x3 << TRCACATR_DATASIZE_S)
139 #define TRCACATR_DATASIZE_B (0x0 << TRCACATR_DATASIZE_S)
140 #define TRCACATR_DATASIZE_HW (0x1 << TRCACATR_DATASIZE_S)
141 #define TRCACATR_DATASIZE_W (0x2 << TRCACATR_DATASIZE_S)
142 #define TRCACATR_DATASIZE_DW (0x3 << TRCACATR_DATASIZE_S)
143 #define TRCACATR_DATAMATCH_S 16
144 #define TRCACATR_DATAMATCH_M (0x3 << TRCACATR_DATAMATCH_S)
145 #define TRCACATR_EXLEVEL_S_S 8
146 #define TRCACATR_EXLEVEL_S_M (0xf << TRCACATR_EXLEVEL_S_S)
147 #define TRCACATR_EXLEVEL_S(n) (0x1 << ((n) + TRCACATR_EXLEVEL_S_S))
148 #define TRCACATR_EXLEVEL_NS_S 12
149 #define TRCACATR_EXLEVEL_NS_M (0xf << TRCACATR_EXLEVEL_NS_S)
150 #define TRCACATR_EXLEVEL_NS(n) (0x1 << ((n) + TRCACATR_EXLEVEL_NS_S))
151 #define TRCDVCVR(n) (0x500 + (n) * 0x8) /* Trace Data Value Comparator Value Register [n=0-7] */
152 #define TRCDVCMR(n) (0x580 + (n) * 0x8) /* Trace Data Value Comparator Mask Register [n=0-7] */
153 #define TRCCIDCVR(n) (0x600 + (n) * 0x8) /* Trace Context ID Comparator Value Register [n=0-7] */
154 #define TRCVMIDCVR(n) (0x640 + (n) * 0x8) /* Trace Virtual context identifier Comparator Value [n=0-7] */
155 #define TRCCIDCCTLR0 0x680 /* Trace Context ID Comparator Control Register 0 */
156 #define TRCCIDCCTLR1 0x684 /* Trace Context ID Comparator Control Register 1 */
157 #define TRCVMIDCCTLR0 0x688 /* Trace Virtual context identifier Comparator Control Register 0 */
158 #define TRCVMIDCCTLR1 0x68C /* Trace Virtual context identifier Comparator Control Register 1 */
159 #define TRCITCTRL 0xF00 /* Management Integration Mode Control register */
160 #define TRCCLAIMSET 0xFA0 /* Trace Claim Tag Set register */
161 #define TRCCLAIMCLR 0xFA4 /* Trace Claim Tag Clear register */
162 #define TRCDEVAFF0 0xFA8 /* Management Device Affinity register 0 */
163 #define TRCDEVAFF1 0xFAC /* Management Device Affinity register 1 */
164 #define TRCLAR 0xFB0 /* Management Software Lock Access Register */
165 #define TRCLSR 0xFB4 /* Management Software Lock Status Register */
166 #define TRCAUTHSTATUS 0xFB8 /* Management Authentication Status register */
167 #define TRCDEVARCH 0xFBC /* Management Device Architecture register */
168 #define TRCDEVID 0xFC8 /* Management Device ID register */
169 #define TRCDEVTYPE 0xFCC /* Management Device Type register */
170 #define TRCPIDR4 0xFD0 /* Management Peripheral ID4 Register */
171 #define TRCPIDR(n) (0xFE0 + (n) * 0x4) /* Management Peripheral IDn Register [n=0-3] */
172 #define TRCPIDR567(n) (0xFD4 + ((n) - 5) * 0x4) /* Management Peripheral ID5 to Peripheral ID7 Registers */
173 #define TRCCIDR(n) (0xFF0 + (n) * 0x4) /* Management Component IDn Register [n=0-4] */
175 DECLARE_CLASS(etm_driver);
178 struct resource *res;
179 struct coresight_platform_data *pdata;
182 int etm_attach(device_t dev);
184 #endif /* !_ARM64_CORESIGHT_ETM4X_H_ */