Linux 4.13.16
[linux/fpc-iii.git] / arch / powerpc / include / asm / firmware.h
blob8645897472b10bfcb5bd6a4ac3699d3e375ce439
1 /*
2 * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
4 * Modifications for ppc64:
5 * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
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.
12 #ifndef __ASM_POWERPC_FIRMWARE_H
13 #define __ASM_POWERPC_FIRMWARE_H
15 #ifdef __KERNEL__
17 #include <asm/asm-compat.h>
18 #include <asm/feature-fixups.h>
20 /* firmware feature bitmask values */
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_REMOVE 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_LPAR ASM_CONST(0x0000000000400000)
44 #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000)
45 #define FW_FEATURE_HPT_RESIZE ASM_CONST(0x0000000001000000)
46 #define FW_FEATURE_CMO ASM_CONST(0x0000000002000000)
47 #define FW_FEATURE_VPHN ASM_CONST(0x0000000004000000)
48 #define FW_FEATURE_XCMO ASM_CONST(0x0000000008000000)
49 #define FW_FEATURE_OPAL ASM_CONST(0x0000000010000000)
50 #define FW_FEATURE_SET_MODE ASM_CONST(0x0000000040000000)
51 #define FW_FEATURE_BEST_ENERGY ASM_CONST(0x0000000080000000)
52 #define FW_FEATURE_TYPE1_AFFINITY ASM_CONST(0x0000000100000000)
53 #define FW_FEATURE_PRRN ASM_CONST(0x0000000200000000)
55 #ifndef __ASSEMBLY__
57 enum {
58 #ifdef CONFIG_PPC64
59 FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE |
60 FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY |
61 FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM |
62 FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
63 FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
64 FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
65 FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR |
66 FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR |
67 FW_FEATURE_CMO | FW_FEATURE_VPHN | FW_FEATURE_XCMO |
68 FW_FEATURE_SET_MODE | FW_FEATURE_BEST_ENERGY |
69 FW_FEATURE_TYPE1_AFFINITY | FW_FEATURE_PRRN |
70 FW_FEATURE_HPT_RESIZE,
71 FW_FEATURE_PSERIES_ALWAYS = 0,
72 FW_FEATURE_POWERNV_POSSIBLE = FW_FEATURE_OPAL,
73 FW_FEATURE_POWERNV_ALWAYS = 0,
74 FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1,
75 FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1,
76 FW_FEATURE_NATIVE_POSSIBLE = 0,
77 FW_FEATURE_NATIVE_ALWAYS = 0,
78 FW_FEATURE_POSSIBLE =
79 #ifdef CONFIG_PPC_PSERIES
80 FW_FEATURE_PSERIES_POSSIBLE |
81 #endif
82 #ifdef CONFIG_PPC_POWERNV
83 FW_FEATURE_POWERNV_POSSIBLE |
84 #endif
85 #ifdef CONFIG_PPC_PS3
86 FW_FEATURE_PS3_POSSIBLE |
87 #endif
88 #ifdef CONFIG_PPC_NATIVE
89 FW_FEATURE_NATIVE_ALWAYS |
90 #endif
92 FW_FEATURE_ALWAYS =
93 #ifdef CONFIG_PPC_PSERIES
94 FW_FEATURE_PSERIES_ALWAYS &
95 #endif
96 #ifdef CONFIG_PPC_POWERNV
97 FW_FEATURE_POWERNV_ALWAYS &
98 #endif
99 #ifdef CONFIG_PPC_PS3
100 FW_FEATURE_PS3_ALWAYS &
101 #endif
102 #ifdef CONFIG_PPC_NATIVE
103 FW_FEATURE_NATIVE_ALWAYS &
104 #endif
105 FW_FEATURE_POSSIBLE,
107 #else /* CONFIG_PPC64 */
108 FW_FEATURE_POSSIBLE = 0,
109 FW_FEATURE_ALWAYS = 0,
110 #endif
113 /* This is used to identify firmware features which are available
114 * to the kernel.
116 extern unsigned long powerpc_firmware_features;
118 #define firmware_has_feature(feature) \
119 ((FW_FEATURE_ALWAYS & (feature)) || \
120 (FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature)))
122 extern void system_reset_fwnmi(void);
123 extern void machine_check_fwnmi(void);
125 /* This is true if we are using the firmware NMI handler (typically LPAR) */
126 extern int fwnmi_active;
128 extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup;
130 #ifdef CONFIG_PPC_PSERIES
131 void pseries_probe_fw_features(void);
132 #else
133 static inline void pseries_probe_fw_features(void) { };
134 #endif
136 #endif /* __ASSEMBLY__ */
137 #endif /* __KERNEL__ */
138 #endif /* __ASM_POWERPC_FIRMWARE_H */