Branch data Line data Source code
1 : : // SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
2 : : /*
3 : : * Copyright 2019 IBM Corp.
4 : : */
5 : :
6 : : #include <skiboot.h>
7 : : #include <stdio.h>
8 : : #include <stdlib.h>
9 : : #include <stdbool.h>
10 : :
11 : : /* Override this for testing. */
12 : : #define is_rodata(p) fake_is_rodata(p)
13 : :
14 : : char __rodata_start[16];
15 : : #define __rodata_end (__rodata_start + sizeof(__rodata_start))
16 : :
17 : 4484 : static inline bool fake_is_rodata(const void *p)
18 : : {
19 : 4484 : return ((char *)p >= __rodata_start && (char *)p < __rodata_end);
20 : : }
21 : :
22 : : #define zalloc(bytes) calloc((bytes), 1)
23 : :
24 : : #include "../device.c"
25 : : #include <assert.h>
26 : : #include "../../test/dt_common.c"
27 : :
28 : : #define __TEST__
29 : :
30 : : static inline unsigned long mfspr(unsigned int spr);
31 : :
32 : : #include <ccan/str/str.c>
33 : :
34 : : #include "../cpufeatures.c"
35 : :
36 : : static unsigned long fake_pvr = PVR_TYPE_P8;
37 : :
38 : 11 : static inline unsigned long mfspr(unsigned int spr)
39 : : {
40 : 11 : assert(spr == SPR_PVR);
41 : 11 : return fake_pvr;
42 : : }
43 : :
44 : 1 : int main(void)
45 : : {
46 : : struct dt_node *dt_root;
47 : :
48 : 1 : dt_root = dt_new_root("");
49 : 1 : dt_add_cpufeatures(dt_root);
50 : 1 : dump_dt(dt_root, 0, true);
51 : 1 : dt_free(dt_root);
52 : :
53 : 1 : fake_pvr = (PVR_TYPE_P8E << 16) | 0x100; // P8E DD1.0
54 : 1 : dt_root = dt_new_root("");
55 : 1 : dt_add_cpufeatures(dt_root);
56 : 1 : dump_dt(dt_root, 0, false);
57 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix") == 0);
58 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
59 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
60 : 1 : dt_free(dt_root);
61 : :
62 : 1 : fake_pvr = (PVR_TYPE_P8E << 16) | 0x200; // P8E DD2.0
63 : 1 : dt_root = dt_new_root("");
64 : 1 : dt_add_cpufeatures(dt_root);
65 : 1 : dump_dt(dt_root, 0, false);
66 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix") == 0);
67 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
68 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
69 : 1 : dt_free(dt_root);
70 : :
71 : 1 : fake_pvr = (PVR_TYPE_P8 << 16) | 0x100; // P8 DD1.0
72 : 1 : dt_root = dt_new_root("");
73 : 1 : dt_add_cpufeatures(dt_root);
74 : 1 : dump_dt(dt_root, 0, false);
75 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix") == 0);
76 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
77 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
78 : 1 : dt_free(dt_root);
79 : :
80 : 1 : fake_pvr = (PVR_TYPE_P8 << 16) | 0x200; // P8 DD2.0
81 : 1 : dt_root = dt_new_root("");
82 : 1 : dt_add_cpufeatures(dt_root);
83 : 1 : dump_dt(dt_root, 0, false);
84 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix") == 0);
85 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
86 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
87 : 1 : dt_free(dt_root);
88 : :
89 : 1 : fake_pvr = (PVR_TYPE_P8NVL << 16) | 0x100; // P8NVL DD1.0
90 : 1 : dt_root = dt_new_root("");
91 : 1 : dt_add_cpufeatures(dt_root);
92 : 1 : dump_dt(dt_root, 0, false);
93 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix") == 0);
94 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
95 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
96 : 1 : dt_free(dt_root);
97 : :
98 : 1 : fake_pvr = (PVR_TYPE_P9 << 16) | 0x200; // P9 DD2.0
99 : 1 : dt_root = dt_new_root("");
100 : 1 : dt_add_cpufeatures(dt_root);
101 : 1 : dump_dt(dt_root, 0, false);
102 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix"));
103 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
104 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
105 : 1 : dt_free(dt_root);
106 : :
107 : 1 : fake_pvr = (PVR_TYPE_P9 << 16) | 0x201; // P9 DD2.1
108 : 1 : dt_root = dt_new_root("");
109 : 1 : dt_add_cpufeatures(dt_root);
110 : 1 : dump_dt(dt_root, 0, false);
111 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix"));
112 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") == 0);
113 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
114 : 1 : dt_free(dt_root);
115 : :
116 : 1 : fake_pvr = (PVR_TYPE_P9 << 16) | 0x202; // P9 DD2.2
117 : 1 : dt_root = dt_new_root("");
118 : 1 : dt_add_cpufeatures(dt_root);
119 : 1 : dump_dt(dt_root, 0, false);
120 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix"));
121 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") != 0);
122 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") != 0);
123 : 1 : dt_free(dt_root);
124 : :
125 : 1 : fake_pvr = (PVR_TYPE_P9 << 16) | 0x203; // P9 DD2.3
126 : 1 : dt_root = dt_new_root("");
127 : 1 : dt_add_cpufeatures(dt_root);
128 : 1 : dump_dt(dt_root, 0, false);
129 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix"));
130 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") != 0);
131 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
132 : 1 : dt_free(dt_root);
133 : :
134 : 1 : fake_pvr = (PVR_TYPE_P9P << 16) | 0x100; // P9P DD1.0
135 : 1 : dt_root = dt_new_root("");
136 : 1 : dt_add_cpufeatures(dt_root);
137 : 1 : dump_dt(dt_root, 0, false);
138 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/mmu-radix"));
139 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-hypervisor-assist") != 0);
140 : 1 : assert(dt_find_by_path(dt_root, "cpus/ibm,powerpc-cpu-features/tm-suspend-xer-so-bug") == 0);
141 : 1 : dt_free(dt_root);
142 : :
143 : 1 : exit(EXIT_SUCCESS);
144 : : }
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