/* * 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) #define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000002000000) #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 */