1 /*!
2 * \file trc_mem_acc_cb.h
3 * \brief OpenCSD : Callback trace memory accessor.
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 #ifndef ARM_TRC_MEM_ACC_CB_H_INCLUDED
36 #define ARM_TRC_MEM_ACC_CB_H_INCLUDED
37
38 #include "mem_acc/trc_mem_acc_base.h"
39 #include "mem_acc/trc_mem_acc_cb_if.h"
40
41 class TrcMemAccCB : public TrcMemAccessorBase
42 {
43 public:
44 TrcMemAccCB(const ocsd_vaddr_t s_address,
45 const ocsd_vaddr_t e_address,
46 const ocsd_mem_space_acc_t mem_space);
47
48 // default constructor
49 TrcMemAccCB();
50
51 void initAccessor(const ocsd_vaddr_t s_address, const ocsd_vaddr_t e_address, const ocsd_mem_space_acc_t mem_space);
52
~TrcMemAccCB()53 virtual ~TrcMemAccCB() {};
54
55 /** Memory access override - allow decoder to read bytes from the buffer. */
56 virtual const uint32_t readBytes(const ocsd_vaddr_t address, const ocsd_mem_space_acc_t memSpace, const uint8_t trcID, const uint32_t reqBytes, uint8_t *byteBuffer);
57
58 void setCBIfClass(TrcMemAccCBIF *p_if);
59 void setCBIfFn(Fn_MemAcc_CB p_fn, const void *p_context);
60 void setCBIDIfFn(Fn_MemAccID_CB p_fn, const void *p_context);
61
62 private:
63 void clearCBptrs();
64 TrcMemAccCBIF *m_p_CBclass; //<! callback class.
65 Fn_MemAcc_CB m_p_CBfn; //<! callback function.
66 Fn_MemAccID_CB m_p_CBIDfn; //<! callback with ID function.
67 const void *m_p_cbfn_context; //<! context pointer for callback function.
68 };
69
clearCBptrs()70 inline void TrcMemAccCB::clearCBptrs()
71 {
72 m_p_CBclass = 0;
73 m_p_CBfn = 0;
74 m_p_CBIDfn = 0;
75 m_p_cbfn_context = 0;
76 }
77
setCBIfClass(TrcMemAccCBIF * p_if)78 inline void TrcMemAccCB::setCBIfClass(TrcMemAccCBIF *p_if)
79 {
80 clearCBptrs(); // only one callback type per accessor.
81 m_p_CBclass = p_if;
82 }
83
setCBIfFn(Fn_MemAcc_CB p_fn,const void * p_context)84 inline void TrcMemAccCB::setCBIfFn(Fn_MemAcc_CB p_fn, const void *p_context)
85 {
86 clearCBptrs(); // only one callback type per accessor.
87 m_p_CBfn = p_fn;
88 m_p_cbfn_context = p_context;
89 }
90
setCBIDIfFn(Fn_MemAccID_CB p_fn,const void * p_context)91 inline void TrcMemAccCB::setCBIDIfFn(Fn_MemAccID_CB p_fn, const void *p_context)
92 {
93 clearCBptrs(); // only one callback type per accessor.
94 m_p_CBIDfn = p_fn;
95 m_p_cbfn_context = p_context;
96 }
97
98 #endif // ARM_TRC_MEM_ACC_CB_H_INCLUDED
99
100 /* End of File trc_mem_acc_cb.h */
101