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- /*
- * 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 */
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