1 /*
2  * \file       trc_cmp_cfg_etmv4.cpp
3  * \brief      OpenCSD :
4  *
5  * \copyright  Copyright (c) 2015, ARM Limited. All Rights Reserved.
6  */
7 
8 /*
9  * Redistribution and use in source and binary forms, with or without modification,
10  * are permitted provided that the following conditions are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright notice,
13  * this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright notice,
16  * this list of conditions and the following disclaimer in the documentation
17  * and/or other materials provided with the distribution.
18  *
19  * 3. Neither the name of the copyright holder nor the names of its contributors
20  * may be used to endorse or promote products derived from this software without
21  * specific prior written permission.
22  *
23  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 'AS IS' AND
24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26  * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
28  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
29  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
30  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
31  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
32  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33  */
34 
35 #include "opencsd/etmv4/trc_cmp_cfg_etmv4.h"
36 
37 EtmV4Config::EtmV4Config()
38 {
39     m_cfg.reg_idr0 = 0x28000EA1;
40     m_cfg.reg_idr1 = 0x4100F403;
41     m_cfg.reg_idr2 = 0x00000488;
42     m_cfg.reg_idr8 = 0;
43     m_cfg.reg_idr9 = 0;
44     m_cfg.reg_idr10 = 0;
45     m_cfg.reg_idr11 = 0;
46     m_cfg.reg_idr12 = 0;
47     m_cfg.reg_idr13 = 0;
48     m_cfg.reg_configr = 0xC1;
49     m_cfg.reg_traceidr = 0;
50     m_cfg.arch_ver = ARCH_V7;
51     m_cfg.core_prof = profile_CortexA;
52 
53     PrivateInit();
54 }
55 
56 EtmV4Config::EtmV4Config(const ocsd_etmv4_cfg *cfg_regs)
57 {
58     m_cfg = *cfg_regs;
59     PrivateInit();
60 }
61 
62 EtmV4Config & EtmV4Config::operator=(const ocsd_etmv4_cfg *p_cfg)
63 {
64     m_cfg = *p_cfg;
65     PrivateInit();
66     return *this;
67 }
68 
69 void EtmV4Config::PrivateInit()
70 {
71     m_QSuppCalc = false;
72     m_QSuppFilter = false;
73     m_QSuppType = Q_NONE;
74     m_VMIDSzCalc = false;
75     m_VMIDSize = 0;
76     m_condTraceCalc = false;
77     m_CondTrace = COND_TR_DIS;
78     m_MajVer = (uint8_t)((m_cfg.reg_idr1 >> 8) & 0xF);
79     m_MinVer = (uint8_t)((m_cfg.reg_idr1 >> 4) & 0xF);
80 }
81 
82 void EtmV4Config::CalcQSupp()
83 {
84     QSuppType qtypes[] = {
85         Q_NONE,
86         Q_ICOUNT_ONLY,
87         Q_NO_ICOUNT_ONLY,
88         Q_FULL
89     };
90     uint8_t Qsupp = (m_cfg.reg_idr0 >> 15) & 0x3;
91     m_QSuppType = qtypes[Qsupp];
92     m_QSuppFilter = (bool)((m_cfg.reg_idr0 & 0x4000) == 0x4000) && (m_QSuppType != Q_NONE);
93     m_QSuppCalc = true;
94 }
95 
96 void EtmV4Config::CalcVMIDSize()
97 {
98     uint32_t vmidszF = (m_cfg.reg_idr2 >> 10) & 0x1F;
99     if(vmidszF == 1)
100         m_VMIDSize = 8;
101     else if(FullVersion() > 0x40)
102     {
103         if(vmidszF == 2)
104             m_VMIDSize = 16;
105         else if(vmidszF == 4)
106             m_VMIDSize = 32;
107     }
108     m_VMIDSzCalc = true;
109 }
110 
111 /* End of File trc_cmp_cfg_etmv4.cpp */
112