Commit | Line | Data |
---|---|---|
1ababe11 | 1 | /* |
1ababe11 SR |
2 | * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org) |
3 | * | |
4 | * Modifications for ppc64: | |
5 | * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU General Public License | |
9 | * as published by the Free Software Foundation; either version | |
10 | * 2 of the License, or (at your option) any later version. | |
11 | */ | |
21f35f28 ME |
12 | #ifndef __ASM_POWERPC_FIRMWARE_H |
13 | #define __ASM_POWERPC_FIRMWARE_H | |
1ababe11 SR |
14 | |
15 | #ifdef __KERNEL__ | |
16 | ||
3f639ee8 | 17 | #include <asm/asm-compat.h> |
1ababe11 SR |
18 | |
19 | /* firmware feature bitmask values */ | |
20 | #define FIRMWARE_MAX_FEATURES 63 | |
21 | ||
3f639ee8 SR |
22 | #define FW_FEATURE_PFT ASM_CONST(0x0000000000000001) |
23 | #define FW_FEATURE_TCE ASM_CONST(0x0000000000000002) | |
24 | #define FW_FEATURE_SPRG0 ASM_CONST(0x0000000000000004) | |
25 | #define FW_FEATURE_DABR ASM_CONST(0x0000000000000008) | |
26 | #define FW_FEATURE_COPY ASM_CONST(0x0000000000000010) | |
27 | #define FW_FEATURE_ASR ASM_CONST(0x0000000000000020) | |
28 | #define FW_FEATURE_DEBUG ASM_CONST(0x0000000000000040) | |
29 | #define FW_FEATURE_TERM ASM_CONST(0x0000000000000080) | |
30 | #define FW_FEATURE_PERF ASM_CONST(0x0000000000000100) | |
31 | #define FW_FEATURE_DUMP ASM_CONST(0x0000000000000200) | |
32 | #define FW_FEATURE_INTERRUPT ASM_CONST(0x0000000000000400) | |
33 | #define FW_FEATURE_MIGRATE ASM_CONST(0x0000000000000800) | |
34 | #define FW_FEATURE_PERFMON ASM_CONST(0x0000000000001000) | |
35 | #define FW_FEATURE_CRQ ASM_CONST(0x0000000000002000) | |
36 | #define FW_FEATURE_VIO ASM_CONST(0x0000000000004000) | |
37 | #define FW_FEATURE_RDMA ASM_CONST(0x0000000000008000) | |
38 | #define FW_FEATURE_LLAN ASM_CONST(0x0000000000010000) | |
39 | #define FW_FEATURE_BULK ASM_CONST(0x0000000000020000) | |
40 | #define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000) | |
41 | #define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000) | |
42 | #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) | |
43 | #define FW_FEATURE_ISERIES ASM_CONST(0x0000000000200000) | |
44 | #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) | |
e22ba7e3 | 45 | #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) |
c347b798 | 46 | #define FW_FEATURE_BEAT ASM_CONST(0x0000000001000000) |
12e86f92 | 47 | #define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000002000000) |
3f639ee8 SR |
48 | |
49 | #ifndef __ASSEMBLY__ | |
1ababe11 | 50 | |
8d15a3e5 | 51 | enum { |
799d6046 | 52 | #ifdef CONFIG_PPC64 |
aed31351 | 53 | FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE | |
8d15a3e5 SR |
54 | FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY | |
55 | FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM | | |
56 | FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT | | |
57 | FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ | | |
58 | FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN | | |
59 | FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE | | |
57cfb814 | 60 | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR, |
aed31351 | 61 | FW_FEATURE_PSERIES_ALWAYS = 0, |
57cfb814 ME |
62 | FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, |
63 | FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, | |
e22ba7e3 AB |
64 | FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, |
65 | FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, | |
c347b798 IK |
66 | FW_FEATURE_CELLEB_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_BEAT, |
67 | FW_FEATURE_CELLEB_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_BEAT, | |
e22ba7e3 AB |
68 | FW_FEATURE_NATIVE_POSSIBLE = 0, |
69 | FW_FEATURE_NATIVE_ALWAYS = 0, | |
8d15a3e5 SR |
70 | FW_FEATURE_POSSIBLE = |
71 | #ifdef CONFIG_PPC_PSERIES | |
aed31351 SR |
72 | FW_FEATURE_PSERIES_POSSIBLE | |
73 | #endif | |
74 | #ifdef CONFIG_PPC_ISERIES | |
75 | FW_FEATURE_ISERIES_POSSIBLE | | |
82a527f0 | 76 | #endif |
eb30c720 | 77 | #ifdef CONFIG_PPC_PS3 |
82a527f0 | 78 | FW_FEATURE_PS3_POSSIBLE | |
e22ba7e3 | 79 | #endif |
c347b798 IK |
80 | #ifdef CONFIG_PPC_CELLEB |
81 | FW_FEATURE_CELLEB_POSSIBLE | | |
82 | #endif | |
e22ba7e3 AB |
83 | #ifdef CONFIG_PPC_NATIVE |
84 | FW_FEATURE_NATIVE_ALWAYS | | |
8d15a3e5 SR |
85 | #endif |
86 | 0, | |
aed31351 SR |
87 | FW_FEATURE_ALWAYS = |
88 | #ifdef CONFIG_PPC_PSERIES | |
89 | FW_FEATURE_PSERIES_ALWAYS & | |
90 | #endif | |
91 | #ifdef CONFIG_PPC_ISERIES | |
92 | FW_FEATURE_ISERIES_ALWAYS & | |
82a527f0 | 93 | #endif |
eb30c720 | 94 | #ifdef CONFIG_PPC_PS3 |
82a527f0 | 95 | FW_FEATURE_PS3_ALWAYS & |
e22ba7e3 | 96 | #endif |
c347b798 IK |
97 | #ifdef CONFIG_PPC_CELLEB |
98 | FW_FEATURE_CELLEB_ALWAYS & | |
99 | #endif | |
e22ba7e3 AB |
100 | #ifdef CONFIG_PPC_NATIVE |
101 | FW_FEATURE_NATIVE_ALWAYS & | |
aed31351 SR |
102 | #endif |
103 | FW_FEATURE_POSSIBLE, | |
799d6046 PM |
104 | |
105 | #else /* CONFIG_PPC64 */ | |
106 | FW_FEATURE_POSSIBLE = 0, | |
107 | FW_FEATURE_ALWAYS = 0, | |
108 | #endif | |
8d15a3e5 SR |
109 | }; |
110 | ||
1ababe11 SR |
111 | /* This is used to identify firmware features which are available |
112 | * to the kernel. | |
113 | */ | |
d0160bf0 | 114 | extern unsigned long powerpc_firmware_features; |
1ababe11 | 115 | |
dd4d7bfa ME |
116 | #define firmware_has_feature(feature) \ |
117 | ((FW_FEATURE_ALWAYS & (feature)) || \ | |
d0160bf0 | 118 | (FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature))) |
1ababe11 | 119 | |
8c4f1f29 ME |
120 | extern void system_reset_fwnmi(void); |
121 | extern void machine_check_fwnmi(void); | |
122 | ||
123 | /* This is true if we are using the firmware NMI handler (typically LPAR) */ | |
124 | extern int fwnmi_active; | |
125 | ||
42c4aaad BH |
126 | extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup; |
127 | ||
3f639ee8 SR |
128 | #else /* __ASSEMBLY__ */ |
129 | ||
0909c8c2 BH |
130 | #define BEGIN_FW_FTR_SECTION_NESTED(label) label: |
131 | #define BEGIN_FW_FTR_SECTION BEGIN_FW_FTR_SECTION_NESTED(97) | |
132 | #define END_FW_FTR_SECTION_NESTED(msk, val, label) \ | |
133 | MAKE_FTR_SECTION_ENTRY(msk, val, label, __fw_ftr_fixup) | |
3f639ee8 | 134 | #define END_FW_FTR_SECTION(msk, val) \ |
0909c8c2 | 135 | END_FW_FTR_SECTION_NESTED(msk, val, 97) |
3f639ee8 SR |
136 | |
137 | #define END_FW_FTR_SECTION_IFSET(msk) END_FW_FTR_SECTION((msk), (msk)) | |
138 | #define END_FW_FTR_SECTION_IFCLR(msk) END_FW_FTR_SECTION((msk), 0) | |
139 | ||
1ababe11 SR |
140 | #endif /* __ASSEMBLY__ */ |
141 | #endif /* __KERNEL__ */ | |
21f35f28 | 142 | #endif /* __ASM_POWERPC_FIRMWARE_H */ |