| /* |
| * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org) |
| * |
| * Modifications for ppc64: |
| * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com> |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| */ |
| #ifndef __ASM_POWERPC_FIRMWARE_H |
| #define __ASM_POWERPC_FIRMWARE_H |
| |
| #ifdef __KERNEL__ |
| |
| #include <asm/asm-compat.h> |
| |
| /* firmware feature bitmask values */ |
| #define FIRMWARE_MAX_FEATURES 63 |
| |
| #define FW_FEATURE_PFT ASM_CONST(0x0000000000000001) |
| #define FW_FEATURE_TCE ASM_CONST(0x0000000000000002) |
| #define FW_FEATURE_SPRG0 ASM_CONST(0x0000000000000004) |
| #define FW_FEATURE_DABR ASM_CONST(0x0000000000000008) |
| #define FW_FEATURE_COPY ASM_CONST(0x0000000000000010) |
| #define FW_FEATURE_ASR ASM_CONST(0x0000000000000020) |
| #define FW_FEATURE_DEBUG ASM_CONST(0x0000000000000040) |
| #define FW_FEATURE_TERM ASM_CONST(0x0000000000000080) |
| #define FW_FEATURE_PERF ASM_CONST(0x0000000000000100) |
| #define FW_FEATURE_DUMP ASM_CONST(0x0000000000000200) |
| #define FW_FEATURE_INTERRUPT ASM_CONST(0x0000000000000400) |
| #define FW_FEATURE_MIGRATE ASM_CONST(0x0000000000000800) |
| #define FW_FEATURE_PERFMON ASM_CONST(0x0000000000001000) |
| #define FW_FEATURE_CRQ ASM_CONST(0x0000000000002000) |
| #define FW_FEATURE_VIO ASM_CONST(0x0000000000004000) |
| #define FW_FEATURE_RDMA ASM_CONST(0x0000000000008000) |
| #define FW_FEATURE_LLAN ASM_CONST(0x0000000000010000) |
| #define FW_FEATURE_BULK ASM_CONST(0x0000000000020000) |
| #define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000) |
| #define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000) |
| #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) |
| #define FW_FEATURE_ISERIES ASM_CONST(0x0000000000200000) |
| #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) |
| #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) |
| #define FW_FEATURE_BEAT ASM_CONST(0x0000000001000000) |
| |
| #ifndef __ASSEMBLY__ |
| |
| enum { |
| #ifdef CONFIG_PPC64 |
| FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE | |
| FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY | |
| FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM | |
| FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT | |
| FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ | |
| FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN | |
| FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE | |
| FW_FEATURE_SPLPAR | FW_FEATURE_LPAR, |
| FW_FEATURE_PSERIES_ALWAYS = 0, |
| FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, |
| FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, |
| FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, |
| FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, |
| FW_FEATURE_CELLEB_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_BEAT, |
| FW_FEATURE_CELLEB_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_BEAT, |
| FW_FEATURE_NATIVE_POSSIBLE = 0, |
| FW_FEATURE_NATIVE_ALWAYS = 0, |
| FW_FEATURE_POSSIBLE = |
| #ifdef CONFIG_PPC_PSERIES |
| FW_FEATURE_PSERIES_POSSIBLE | |
| #endif |
| #ifdef CONFIG_PPC_ISERIES |
| FW_FEATURE_ISERIES_POSSIBLE | |
| #endif |
| #ifdef CONFIG_PPC_PS3 |
| FW_FEATURE_PS3_POSSIBLE | |
| #endif |
| #ifdef CONFIG_PPC_CELLEB |
| FW_FEATURE_CELLEB_POSSIBLE | |
| #endif |
| #ifdef CONFIG_PPC_NATIVE |
| FW_FEATURE_NATIVE_ALWAYS | |
| #endif |
| 0, |
| FW_FEATURE_ALWAYS = |
| #ifdef CONFIG_PPC_PSERIES |
| FW_FEATURE_PSERIES_ALWAYS & |
| #endif |
| #ifdef CONFIG_PPC_ISERIES |
| FW_FEATURE_ISERIES_ALWAYS & |
| #endif |
| #ifdef CONFIG_PPC_PS3 |
| FW_FEATURE_PS3_ALWAYS & |
| #endif |
| #ifdef CONFIG_PPC_CELLEB |
| FW_FEATURE_CELLEB_ALWAYS & |
| #endif |
| #ifdef CONFIG_PPC_NATIVE |
| FW_FEATURE_NATIVE_ALWAYS & |
| #endif |
| FW_FEATURE_POSSIBLE, |
| |
| #else /* CONFIG_PPC64 */ |
| FW_FEATURE_POSSIBLE = 0, |
| FW_FEATURE_ALWAYS = 0, |
| #endif |
| }; |
| |
| /* This is used to identify firmware features which are available |
| * to the kernel. |
| */ |
| extern unsigned long powerpc_firmware_features; |
| |
| #define firmware_has_feature(feature) \ |
| ((FW_FEATURE_ALWAYS & (feature)) || \ |
| (FW_FEATURE_POSSIBLE & powerpc_firmware_features & (feature))) |
| |
| extern void system_reset_fwnmi(void); |
| extern void machine_check_fwnmi(void); |
| |
| /* This is true if we are using the firmware NMI handler (typically LPAR) */ |
| extern int fwnmi_active; |
| |
| extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup; |
| |
| #else /* __ASSEMBLY__ */ |
| |
| #define BEGIN_FW_FTR_SECTION_NESTED(label) label: |
| #define BEGIN_FW_FTR_SECTION BEGIN_FW_FTR_SECTION_NESTED(97) |
| #define END_FW_FTR_SECTION_NESTED(msk, val, label) \ |
| MAKE_FTR_SECTION_ENTRY(msk, val, label, __fw_ftr_fixup) |
| #define END_FW_FTR_SECTION(msk, val) \ |
| END_FW_FTR_SECTION_NESTED(msk, val, 97) |
| |
| #define END_FW_FTR_SECTION_IFSET(msk) END_FW_FTR_SECTION((msk), (msk)) |
| #define END_FW_FTR_SECTION_IFCLR(msk) END_FW_FTR_SECTION((msk), 0) |
| |
| #endif /* __ASSEMBLY__ */ |
| #endif /* __KERNEL__ */ |
| #endif /* __ASM_POWERPC_FIRMWARE_H */ |