projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 2874c5fd | 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
| 1ababe11 | 2 | /* |
| 1ababe11 SR |
3 | * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org) |
| 4 | * | |
| 5 | * Modifications for ppc64: | |
| 6 | * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com> | |
| 1ababe11 | 7 | */ |
| 21f35f28 ME |
8 | #ifndef __ASM_POWERPC_FIRMWARE_H |
| 9 | #define __ASM_POWERPC_FIRMWARE_H | |
| 1ababe11 SR |
10 | |
| 11 | #ifdef __KERNEL__ | |
| 12 | ||
| ec0c464c | 13 | #include <asm/asm-const.h> |
| 1ababe11 SR |
14 | |
| 15 | /* firmware feature bitmask values */ | |
| 1ababe11 | 16 | |
| 3f639ee8 SR |
17 | #define FW_FEATURE_PFT ASM_CONST(0x0000000000000001) |
| 18 | #define FW_FEATURE_TCE ASM_CONST(0x0000000000000002) | |
| 19 | #define FW_FEATURE_SPRG0 ASM_CONST(0x0000000000000004) | |
| 20 | #define FW_FEATURE_DABR ASM_CONST(0x0000000000000008) | |
| 21 | #define FW_FEATURE_COPY ASM_CONST(0x0000000000000010) | |
| 22 | #define FW_FEATURE_ASR ASM_CONST(0x0000000000000020) | |
| 23 | #define FW_FEATURE_DEBUG ASM_CONST(0x0000000000000040) | |
| 24 | #define FW_FEATURE_TERM ASM_CONST(0x0000000000000080) | |
| 25 | #define FW_FEATURE_PERF ASM_CONST(0x0000000000000100) | |
| 26 | #define FW_FEATURE_DUMP ASM_CONST(0x0000000000000200) | |
| 27 | #define FW_FEATURE_INTERRUPT ASM_CONST(0x0000000000000400) | |
| 28 | #define FW_FEATURE_MIGRATE ASM_CONST(0x0000000000000800) | |
| 29 | #define FW_FEATURE_PERFMON ASM_CONST(0x0000000000001000) | |
| 30 | #define FW_FEATURE_CRQ ASM_CONST(0x0000000000002000) | |
| 31 | #define FW_FEATURE_VIO ASM_CONST(0x0000000000004000) | |
| 32 | #define FW_FEATURE_RDMA ASM_CONST(0x0000000000008000) | |
| 33 | #define FW_FEATURE_LLAN ASM_CONST(0x0000000000010000) | |
| b6dcde5c | 34 | #define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000000020000) |
| 3f639ee8 SR |
35 | #define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000) |
| 36 | #define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000) | |
| 37 | #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) | |
| 3f639ee8 | 38 | #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) |
| e22ba7e3 | 39 | #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) |
| 64b40ffb | 40 | #define FW_FEATURE_HPT_RESIZE ASM_CONST(0x0000000001000000) |
| b6dcde5c | 41 | #define FW_FEATURE_CMO ASM_CONST(0x0000000002000000) |
| 36f567b4 | 42 | #define FW_FEATURE_VPHN ASM_CONST(0x0000000004000000) |
| 9ee820fa | 43 | #define FW_FEATURE_XCMO ASM_CONST(0x0000000008000000) |
| 14a43e69 | 44 | #define FW_FEATURE_OPAL ASM_CONST(0x0000000010000000) |
| d8f48ecc | 45 | #define FW_FEATURE_SET_MODE ASM_CONST(0x0000000040000000) |
| 0388c79c | 46 | #define FW_FEATURE_BEST_ENERGY ASM_CONST(0x0000000080000000) |
| f0ff7eb4 | 47 | #define FW_FEATURE_TYPE1_AFFINITY ASM_CONST(0x0000000100000000) |
| 5d88aa85 | 48 | #define FW_FEATURE_PRRN ASM_CONST(0x0000000200000000) |
| 0c38ed6f | 49 | #define FW_FEATURE_DRMEM_V2 ASM_CONST(0x0000000400000000) |
| 5539d31a | 50 | #define FW_FEATURE_DRC_INFO ASM_CONST(0x0000000800000000) |
| 5600fbe3 | 51 | #define FW_FEATURE_BLOCK_REMOVE ASM_CONST(0x0000001000000000) |
| 4c5d87db | 52 | #define FW_FEATURE_PAPR_SCM ASM_CONST(0x0000002000000000) |
| bb04ffe8 | 53 | #define FW_FEATURE_ULTRAVISOR ASM_CONST(0x0000004000000000) |
| 3f639ee8 SR |
54 | |
| 55 | #ifndef __ASSEMBLY__ | |
| 1ababe11 | 56 | |
| 8d15a3e5 | 57 | enum { |
| 799d6046 | 58 | #ifdef CONFIG_PPC64 |
| aed31351 | 59 | FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE | |
| 8d15a3e5 SR |
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 | | |
| b6dcde5c AB |
65 | FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR | |
| 66 | FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | | |
| d8f48ecc | 67 | FW_FEATURE_CMO | FW_FEATURE_VPHN | FW_FEATURE_XCMO | |
| f0ff7eb4 | 68 | FW_FEATURE_SET_MODE | FW_FEATURE_BEST_ENERGY | |
| 64b40ffb | 69 | FW_FEATURE_TYPE1_AFFINITY | FW_FEATURE_PRRN | |
| 3f38000e | 70 | FW_FEATURE_HPT_RESIZE | FW_FEATURE_DRMEM_V2 | |
| 4c5d87db | 71 | FW_FEATURE_DRC_INFO | FW_FEATURE_BLOCK_REMOVE | |
| bb04ffe8 | 72 | FW_FEATURE_PAPR_SCM | FW_FEATURE_ULTRAVISOR, |
| aed31351 | 73 | FW_FEATURE_PSERIES_ALWAYS = 0, |
| bb04ffe8 | 74 | FW_FEATURE_POWERNV_POSSIBLE = FW_FEATURE_OPAL | FW_FEATURE_ULTRAVISOR, |
| 14a43e69 | 75 | FW_FEATURE_POWERNV_ALWAYS = 0, |
| e22ba7e3 AB |
76 | FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, |
| 77 | FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, | |
| 78 | FW_FEATURE_NATIVE_POSSIBLE = 0, | |
| 79 | FW_FEATURE_NATIVE_ALWAYS = 0, | |
| 8d15a3e5 SR |
80 | FW_FEATURE_POSSIBLE = |
| 81 | #ifdef CONFIG_PPC_PSERIES | |
| aed31351 SR |
82 | FW_FEATURE_PSERIES_POSSIBLE | |
| 83 | #endif | |
| 14a43e69 BH |
84 | #ifdef CONFIG_PPC_POWERNV |
| 85 | FW_FEATURE_POWERNV_POSSIBLE | | |
| 86 | #endif | |
| eb30c720 | 87 | #ifdef CONFIG_PPC_PS3 |
| 82a527f0 | 88 | FW_FEATURE_PS3_POSSIBLE | |
| e22ba7e3 AB |
89 | #endif |
| 90 | #ifdef CONFIG_PPC_NATIVE | |
| 91 | FW_FEATURE_NATIVE_ALWAYS | | |
| 8d15a3e5 SR |
92 | #endif |
| 93 | 0, | |
| aed31351 SR |
94 | FW_FEATURE_ALWAYS = |
| 95 | #ifdef CONFIG_PPC_PSERIES | |
| 96 | FW_FEATURE_PSERIES_ALWAYS & | |
| 97 | #endif | |
| 14a43e69 BH |
98 | #ifdef CONFIG_PPC_POWERNV |
| 99 | FW_FEATURE_POWERNV_ALWAYS & | |
| 100 | #endif | |
| eb30c720 | 101 | #ifdef CONFIG_PPC_PS3 |
| 82a527f0 | 102 | FW_FEATURE_PS3_ALWAYS & |
| e22ba7e3 AB |
103 | #endif |
| 104 | #ifdef CONFIG_PPC_NATIVE | |
| 105 | FW_FEATURE_NATIVE_ALWAYS & | |
| aed31351 SR |
106 | #endif |
| 107 | FW_FEATURE_POSSIBLE, | |
| 799d6046 PM |
108 | |
| 109 | #else /* CONFIG_PPC64 */ | |
| 110 | FW_FEATURE_POSSIBLE = 0, | |
| 111 | FW_FEATURE_ALWAYS = 0, | |
| 112 | #endif | |
| 8d15a3e5 SR |
113 | }; |
| 114 | ||
| 1ababe11 SR |
115 | /* This is used to identify firmware features which are available |
| 116 | * to the kernel. | |
| 117 | */ | |
| d0160bf0 | 118 | extern unsigned long powerpc_firmware_features; |
| 1ababe11 | 119 | |
| dd4d7bfa ME |
120 | #define firmware_has_feature(feature) \ |
| 121 | ((FW_FEATURE_ALWAYS & (feature)) || \ | |
| d0160bf0 | 122 | (FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature))) |
| 1ababe11 | 123 | |
| 8c4f1f29 ME |
124 | extern void system_reset_fwnmi(void); |
| 125 | extern void machine_check_fwnmi(void); | |
| 126 | ||
| 127 | /* This is true if we are using the firmware NMI handler (typically LPAR) */ | |
| 128 | extern int fwnmi_active; | |
| 129 | ||
| 42c4aaad BH |
130 | extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup; |
| 131 | ||
| 3808a889 BH |
132 | #ifdef CONFIG_PPC_PSERIES |
| 133 | void pseries_probe_fw_features(void); | |
| 134 | #else | |
| 135 | static inline void pseries_probe_fw_features(void) { }; | |
| 136 | #endif | |
| 137 | ||
| 1ababe11 SR |
138 | #endif /* __ASSEMBLY__ */ |
| 139 | #endif /* __KERNEL__ */ | |
| 21f35f28 | 140 | #endif /* __ASM_POWERPC_FIRMWARE_H */ |