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
|
/* Copyright 2017 IBM Corp.
*
* 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.
*/
#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <inttypes.h>
#include <assert.h>
#include <libpdbg.h>
#include "main.h"
#include "optcmd.h"
#include "path.h"
/* Check if a target has scom region */
static bool scommable(struct pdbg_target *target)
{
char *classname;
classname = pdbg_target_class_name(target);
if (!strcmp(classname, "pib") ||
!strcmp(classname, "core") ||
!strcmp(classname, "thread"))
return true;
return false;
}
int getscom(uint64_t addr)
{
struct pdbg_target *target;
char *path;
uint64_t value;
int count = 0;
for_each_path_target(target) {
struct pdbg_target *addr_base;
uint64_t xlate_addr;
if (pdbg_target_status(target) != PDBG_TARGET_ENABLED)
continue;
if (!scommable(target)) {
continue;
}
path = pdbg_target_path(target);
assert(path);
xlate_addr = addr;
addr_base = pdbg_address_absolute(target, &xlate_addr);
if (pib_read(target, addr, &value)) {
printf("p%d: 0x%016" PRIx64 " failed (%s)\n", pdbg_target_index(addr_base), xlate_addr, path);
free(path);
continue;
}
printf("p%d: 0x%016" PRIx64 " = 0x%016" PRIx64 " (%s)\n", pdbg_target_index(addr_base), xlate_addr, value, path);
free(path);
count++;
}
return count;
}
OPTCMD_DEFINE_CMD_WITH_ARGS(getscom, getscom, (ADDRESS));
int putscom(uint64_t addr, uint64_t data, uint64_t mask)
{
struct pdbg_target *target;
char *path;
int count = 0;
for_each_path_target(target) {
struct pdbg_target *addr_base;
uint64_t xlate_addr;
if (pdbg_target_status(target) != PDBG_TARGET_ENABLED)
continue;
if (!scommable(target)) {
continue;
}
path = pdbg_target_path(target);
assert(path);
xlate_addr = addr;
addr_base = pdbg_address_absolute(target, &xlate_addr);
/* TODO: Restore the <mask> functionality */
if (pib_write(target, addr, data)) {
printf("p%d: 0x%016" PRIx64 " failed (%s)\n", pdbg_target_index(addr_base), xlate_addr, path);
free(path);
continue;
}
count++;
}
return count;
}
OPTCMD_DEFINE_CMD_WITH_ARGS(putscom, putscom, (ADDRESS, DATA, DEFAULT_DATA("0xffffffffffffffff")));
|