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/
usr
/
src
/
linux-headers-6.8.0-83
/
arch
/
powerpc
/
include
/
asm
/ [
drwxr-xr-x
]
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firmware.h
/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org) * * Modifications for ppc64: * Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com> */ #ifndef __ASM_POWERPC_FIRMWARE_H #define __ASM_POWERPC_FIRMWARE_H #ifdef __KERNEL__ #include <asm/asm-const.h> /* firmware feature bitmask values */ #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_REMOVE ASM_CONST(0x0000000000020000) #define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000) #define FW_FEATURE_PUT_TCE_IND ASM_CONST(0x0000000000080000) #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) #define FW_FEATURE_HPT_RESIZE ASM_CONST(0x0000000001000000) #define FW_FEATURE_CMO ASM_CONST(0x0000000002000000) #define FW_FEATURE_VPHN ASM_CONST(0x0000000004000000) #define FW_FEATURE_XCMO ASM_CONST(0x0000000008000000) #define FW_FEATURE_OPAL ASM_CONST(0x0000000010000000) #define FW_FEATURE_SET_MODE ASM_CONST(0x0000000040000000) #define FW_FEATURE_BEST_ENERGY ASM_CONST(0x0000000080000000) #define FW_FEATURE_FORM1_AFFINITY ASM_CONST(0x0000000100000000) #define FW_FEATURE_PRRN ASM_CONST(0x0000000200000000) #define FW_FEATURE_DRMEM_V2 ASM_CONST(0x0000000400000000) #define FW_FEATURE_DRC_INFO ASM_CONST(0x0000000800000000) #define FW_FEATURE_BLOCK_REMOVE ASM_CONST(0x0000001000000000) #define FW_FEATURE_PAPR_SCM ASM_CONST(0x0000002000000000) #define FW_FEATURE_ULTRAVISOR ASM_CONST(0x0000004000000000) #define FW_FEATURE_STUFF_TCE ASM_CONST(0x0000008000000000) #define FW_FEATURE_RPT_INVALIDATE ASM_CONST(0x0000010000000000) #define FW_FEATURE_FORM2_AFFINITY ASM_CONST(0x0000020000000000) #define FW_FEATURE_ENERGY_SCALE_INFO ASM_CONST(0x0000040000000000) #define FW_FEATURE_WATCHDOG ASM_CONST(0x0000080000000000) #define FW_FEATURE_PLPKS ASM_CONST(0x0000100000000000) #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_REMOVE | FW_FEATURE_XDABR | FW_FEATURE_PUT_TCE_IND | FW_FEATURE_STUFF_TCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO | FW_FEATURE_VPHN | FW_FEATURE_XCMO | FW_FEATURE_SET_MODE | FW_FEATURE_BEST_ENERGY | FW_FEATURE_FORM1_AFFINITY | FW_FEATURE_PRRN | FW_FEATURE_HPT_RESIZE | FW_FEATURE_DRMEM_V2 | FW_FEATURE_DRC_INFO | FW_FEATURE_BLOCK_REMOVE | FW_FEATURE_PAPR_SCM | FW_FEATURE_ULTRAVISOR | FW_FEATURE_RPT_INVALIDATE | FW_FEATURE_FORM2_AFFINITY | FW_FEATURE_ENERGY_SCALE_INFO | FW_FEATURE_WATCHDOG | FW_FEATURE_PLPKS, FW_FEATURE_PSERIES_ALWAYS = 0, FW_FEATURE_POWERNV_POSSIBLE = FW_FEATURE_OPAL | FW_FEATURE_ULTRAVISOR, FW_FEATURE_POWERNV_ALWAYS = 0, FW_FEATURE_PS3_POSSIBLE = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, FW_FEATURE_PS3_ALWAYS = FW_FEATURE_LPAR | FW_FEATURE_PS3_LV1, 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_POWERNV FW_FEATURE_POWERNV_POSSIBLE | #endif #ifdef CONFIG_PPC_PS3 FW_FEATURE_PS3_POSSIBLE | #endif #ifdef CONFIG_PPC_HASH_MMU_NATIVE FW_FEATURE_NATIVE_ALWAYS | #endif 0, FW_FEATURE_ALWAYS = #ifdef CONFIG_PPC_PSERIES FW_FEATURE_PSERIES_ALWAYS & #endif #ifdef CONFIG_PPC_POWERNV FW_FEATURE_POWERNV_ALWAYS & #endif #ifdef CONFIG_PPC_PS3 FW_FEATURE_PS3_ALWAYS & #endif #ifdef CONFIG_PPC_HASH_MMU_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 int ibm_nmi_interlock_token; extern unsigned int __start___fw_ftr_fixup, __stop___fw_ftr_fixup; #ifdef CONFIG_PPC_PSERIES void pseries_probe_fw_features(void); #else static inline void pseries_probe_fw_features(void) { } #endif #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ #endif /* __ASM_POWERPC_FIRMWARE_H */
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