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101 lines
2.9 KiB
101 lines
2.9 KiB
/*
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* include/asm-ppc64/firmware.h
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*
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* Extracted from include/asm-ppc64/cputable.h
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*
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* Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
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*
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* Modifications for ppc64:
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* Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#ifndef __ASM_PPC_FIRMWARE_H
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#define __ASM_PPC_FIRMWARE_H
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#ifdef __KERNEL__
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#ifndef __ASSEMBLY__
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/* firmware feature bitmask values */
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#define FIRMWARE_MAX_FEATURES 63
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#define FW_FEATURE_PFT (1UL<<0)
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#define FW_FEATURE_TCE (1UL<<1)
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#define FW_FEATURE_SPRG0 (1UL<<2)
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#define FW_FEATURE_DABR (1UL<<3)
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#define FW_FEATURE_COPY (1UL<<4)
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#define FW_FEATURE_ASR (1UL<<5)
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#define FW_FEATURE_DEBUG (1UL<<6)
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#define FW_FEATURE_TERM (1UL<<7)
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#define FW_FEATURE_PERF (1UL<<8)
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#define FW_FEATURE_DUMP (1UL<<9)
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#define FW_FEATURE_INTERRUPT (1UL<<10)
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#define FW_FEATURE_MIGRATE (1UL<<11)
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#define FW_FEATURE_PERFMON (1UL<<12)
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#define FW_FEATURE_CRQ (1UL<<13)
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#define FW_FEATURE_VIO (1UL<<14)
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#define FW_FEATURE_RDMA (1UL<<15)
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#define FW_FEATURE_LLAN (1UL<<16)
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#define FW_FEATURE_BULK (1UL<<17)
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#define FW_FEATURE_XDABR (1UL<<18)
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#define FW_FEATURE_MULTITCE (1UL<<19)
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#define FW_FEATURE_SPLPAR (1UL<<20)
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#define FW_FEATURE_ISERIES (1UL<<21)
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enum {
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FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT | FW_FEATURE_TCE |
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FW_FEATURE_SPRG0 | FW_FEATURE_DABR | FW_FEATURE_COPY |
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FW_FEATURE_ASR | FW_FEATURE_DEBUG | FW_FEATURE_TERM |
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FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
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FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
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FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
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FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
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FW_FEATURE_SPLPAR,
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FW_FEATURE_PSERIES_ALWAYS = 0,
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FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES,
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FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES,
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FW_FEATURE_POSSIBLE =
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#ifdef CONFIG_PPC_PSERIES
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FW_FEATURE_PSERIES_POSSIBLE |
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#endif
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#ifdef CONFIG_PPC_ISERIES
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FW_FEATURE_ISERIES_POSSIBLE |
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#endif
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0,
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FW_FEATURE_ALWAYS =
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#ifdef CONFIG_PPC_PSERIES
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FW_FEATURE_PSERIES_ALWAYS &
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#endif
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#ifdef CONFIG_PPC_ISERIES
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FW_FEATURE_ISERIES_ALWAYS &
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#endif
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FW_FEATURE_POSSIBLE,
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};
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/* This is used to identify firmware features which are available
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* to the kernel.
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*/
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extern unsigned long ppc64_firmware_features;
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static inline unsigned long firmware_has_feature(unsigned long feature)
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{
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return (FW_FEATURE_ALWAYS & feature) ||
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(FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature);
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}
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#ifdef CONFIG_PPC_PSERIES
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typedef struct {
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unsigned long val;
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char * name;
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} firmware_feature_t;
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extern firmware_feature_t firmware_features_table[];
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#endif
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#endif /* __ASSEMBLY__ */
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#endif /* __KERNEL__ */
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#endif /* __ASM_PPC_FIRMWARE_H */
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