1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
|
/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/xscom/runtime/test/testxscom_rt.H $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* COPYRIGHT International Business Machines Corp. 2013,2014 */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
#include <cxxtest/TestSuite.H>
#include <errl/errlmanager.H>
#include <errl/errlentry.H>
#include <devicefw/userif.H>
#include <xscom/xscomreasoncodes.H>
extern trace_desc_t* g_trac_xscom;
using namespace TARGETING;
// Address and data to read/write
struct testXscomAddrData
{
uint32_t addr;
uint64_t data;
};
// Test table values
const testXscomAddrData g_xscomAddrTable[] =
{
// Write data to be ORed with read value
{0x0006000B, 0x0000040000000000}, // PORE_GPE0_SCRATCH1_0x0006000B
{0x0006000C, 0xC000000000000000}, // PORE_GPE0_SCRATCH2_0x0006000C
{0x00040001, 0xE000000000000000}, //TP Chiplet
// TODO - more tests
};
const uint32_t g_xscomAddrTableSz =
sizeof(g_xscomAddrTable)/sizeof(testXscomAddrData);
class XscomTestSuite : public CxxTest::TestSuite
{
public:
/**
* @brief XSCOM test #1
* Write value and read back to verify
*/
void testXscom1(void)
{
TARGETING::TargetService& l_targetService = TARGETING::targetService();
TARGETING::Target* l_testTarget = NULL;
l_targetService.masterProcChipTargetHandle( l_testTarget );
assert(l_testTarget != NULL);
size_t l_size = sizeof(uint64_t);
// Loop thru table
errlHndl_t l_err = NULL;
for( uint32_t l_num=0; l_num < g_xscomAddrTableSz; l_num++)
{
testXscomAddrData l_testEntry = g_xscomAddrTable[l_num];
// Perform XSComOM read
uint64_t l_readData = 0;
uint64_t l_writeData = 0;
uint64_t l_savedData = 0;
l_err = deviceRead(l_testTarget,
&l_readData,
l_size,
DEVICE_SCOM_ADDRESS(l_testEntry.addr));
if (l_err)
{
TS_FAIL("testXscom1: XSCom read: deviceRead() fails! Error committed.");
break;
}
else
{
TS_TRACE("testXscom1: XSCom read, Address 0x%.8X, Data %llx",
l_testEntry.addr,
(long long unsigned)l_readData);
}
// Perform an XSCom write
l_savedData = l_readData;
l_writeData = (l_readData | l_testEntry.data);
l_err = deviceWrite(l_testTarget,
&l_writeData,
l_size,
DeviceFW::SCOM,
l_testEntry.addr);
if (l_err)
{
TS_FAIL("testXscom1: XSCom write: deviceWrite() fails!");
break;
}
else
{
TS_TRACE("testXscom1: XSCom write, Address 0x%.8X, Data %llx",
l_testEntry.addr,
(long long unsigned)l_writeData);
}
// Read back
l_readData = 0;
l_err = deviceRead(l_testTarget,
&l_readData,
l_size,
DEVICE_SCOM_ADDRESS(l_testEntry.addr));
if (l_err)
{
TS_FAIL("testXscom1: XSCom read back: deviceRead() fails!");
break;
}
if( l_readData != l_writeData )
{
TS_FAIL("testXscom1: XSCom read back doesn't match write!");
break;
}
// Write back original value
l_err = deviceWrite(l_testTarget,
&l_savedData,
l_size,
DeviceFW::SCOM,
l_testEntry.addr);
if (l_err)
{
TS_FAIL("testXscom1: XSCom write back original fails!");
break;
}
}
if (l_err)
{
TS_FAIL("testXscom1 failed! Error committed.");
errlCommit(l_err,XSCOM_COMP_ID);
}
else
{
TS_TRACE("testXscom1 runs successfully!");
}
return;
}
};
|
