[deliverable/linux.git] / include / asm-ppc64 / firmware.h

/*
 *  include/asm-ppc64/firmware.h
 *
 *  Extracted from include/asm-ppc64/cputable.h
 *
 *  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_PPC_FIRMWARE_H
#define __ASM_PPC_FIRMWARE_H

#ifdef __KERNEL__

#ifndef __ASSEMBLY__

/* firmware feature bitmask values */
#define FIRMWARE_MAX_FEATURES 63

#define FW_FEATURE_PFT		(1UL<<0)
#define FW_FEATURE_TCE		(1UL<<1)
#define FW_FEATURE_SPRG0	(1UL<<2)
#define FW_FEATURE_DABR		(1UL<<3)
#define FW_FEATURE_COPY		(1UL<<4)
#define FW_FEATURE_ASR		(1UL<<5)
#define FW_FEATURE_DEBUG	(1UL<<6)
#define FW_FEATURE_TERM		(1UL<<7)
#define FW_FEATURE_PERF		(1UL<<8)
#define FW_FEATURE_DUMP		(1UL<<9)
#define FW_FEATURE_INTERRUPT	(1UL<<10)
#define FW_FEATURE_MIGRATE	(1UL<<11)
#define FW_FEATURE_PERFMON	(1UL<<12)
#define FW_FEATURE_CRQ		(1UL<<13)
#define FW_FEATURE_VIO		(1UL<<14)
#define FW_FEATURE_RDMA		(1UL<<15)
#define FW_FEATURE_LLAN		(1UL<<16)
#define FW_FEATURE_BULK		(1UL<<17)
#define FW_FEATURE_XDABR	(1UL<<18)
#define FW_FEATURE_MULTITCE	(1UL<<19)
#define FW_FEATURE_SPLPAR	(1UL<<20)
#define FW_FEATURE_ISERIES	(1UL<<21)

enum {
	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_PSERIES_ALWAYS = 0,
	FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES,
	FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES,
	FW_FEATURE_POSSIBLE =
#ifdef CONFIG_PPC_PSERIES
		FW_FEATURE_PSERIES_POSSIBLE |
#endif
#ifdef CONFIG_PPC_ISERIES
		FW_FEATURE_ISERIES_POSSIBLE |
#endif
		0,
	FW_FEATURE_ALWAYS =
#ifdef CONFIG_PPC_PSERIES
		FW_FEATURE_PSERIES_ALWAYS &
#endif
#ifdef CONFIG_PPC_ISERIES
		FW_FEATURE_ISERIES_ALWAYS &
#endif
		FW_FEATURE_POSSIBLE,
};

/* This is used to identify firmware features which are available
 * to the kernel.
 */
extern unsigned long	ppc64_firmware_features;

static inline unsigned long firmware_has_feature(unsigned long feature)
{
	return (FW_FEATURE_ALWAYS & feature) ||
		(FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature);
}

#ifdef CONFIG_PPC_PSERIES
typedef struct {
    unsigned long val;
    char * name;
} firmware_feature_t;

extern firmware_feature_t firmware_features_table[];
#endif

#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* __ASM_PPC_FIRMWARE_H */
Commit	Line	Data
1ababe11 SR	1	/*
	2	* include/asm-ppc64/firmware.h
	3	*
	4	* Extracted from include/asm-ppc64/cputable.h
	5	*
	6	* Copyright (C) 2001 Ben. Herrenschmidt (benh@kernel.crashing.org)
	7	*
	8	* Modifications for ppc64:
	9	* Copyright (C) 2003 Dave Engebretsen <engebret@us.ibm.com>
	10	*
	11	* This program is free software; you can redistribute it and/or
	12	* modify it under the terms of the GNU General Public License
	13	* as published by the Free Software Foundation; either version
	14	* 2 of the License, or (at your option) any later version.
	15	*/
	16	#ifndef __ASM_PPC_FIRMWARE_H
	17	#define __ASM_PPC_FIRMWARE_H
	18
	19	#ifdef __KERNEL__
	20
	21	#ifndef __ASSEMBLY__
	22
	23	/* firmware feature bitmask values */
	24	#define FIRMWARE_MAX_FEATURES 63
	25
	26	#define FW_FEATURE_PFT (1UL<<0)
	27	#define FW_FEATURE_TCE (1UL<<1)
	28	#define FW_FEATURE_SPRG0 (1UL<<2)
	29	#define FW_FEATURE_DABR (1UL<<3)
	30	#define FW_FEATURE_COPY (1UL<<4)
	31	#define FW_FEATURE_ASR (1UL<<5)
	32	#define FW_FEATURE_DEBUG (1UL<<6)
	33	#define FW_FEATURE_TERM (1UL<<7)
	34	#define FW_FEATURE_PERF (1UL<<8)
	35	#define FW_FEATURE_DUMP (1UL<<9)
	36	#define FW_FEATURE_INTERRUPT (1UL<<10)
	37	#define FW_FEATURE_MIGRATE (1UL<<11)
	38	#define FW_FEATURE_PERFMON (1UL<<12)
	39	#define FW_FEATURE_CRQ (1UL<<13)
	40	#define FW_FEATURE_VIO (1UL<<14)
	41	#define FW_FEATURE_RDMA (1UL<<15)
	42	#define FW_FEATURE_LLAN (1UL<<16)
	43	#define FW_FEATURE_BULK (1UL<<17)
	44	#define FW_FEATURE_XDABR (1UL<<18)
	45	#define FW_FEATURE_MULTITCE (1UL<<19)
	46	#define FW_FEATURE_SPLPAR (1UL<<20)
aed31351	47	#define FW_FEATURE_ISERIES (1UL<<21)
1ababe11	48
8d15a3e5	49	enum {
aed31351	50	FW_FEATURE_PSERIES_POSSIBLE = FW_FEATURE_PFT \| FW_FEATURE_TCE \|
8d15a3e5 SR	51	FW_FEATURE_SPRG0 \| FW_FEATURE_DABR \| FW_FEATURE_COPY \|
	52	FW_FEATURE_ASR \| FW_FEATURE_DEBUG \| FW_FEATURE_TERM \|
	53	FW_FEATURE_PERF \| FW_FEATURE_DUMP \| FW_FEATURE_INTERRUPT \|
	54	FW_FEATURE_MIGRATE \| FW_FEATURE_PERFMON \| FW_FEATURE_CRQ \|
	55	FW_FEATURE_VIO \| FW_FEATURE_RDMA \| FW_FEATURE_LLAN \|
	56	FW_FEATURE_BULK \| FW_FEATURE_XDABR \| FW_FEATURE_MULTITCE \|
	57	FW_FEATURE_SPLPAR,
aed31351 SR	58	FW_FEATURE_PSERIES_ALWAYS = 0,
	59	FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES,
	60	FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES,
8d15a3e5 SR	61	FW_FEATURE_POSSIBLE =
8d15a3e5 SR	62	#ifdef CONFIG_PPC_PSERIES
aed31351 SR	63	FW_FEATURE_PSERIES_POSSIBLE \|
	64	#endif
	65	#ifdef CONFIG_PPC_ISERIES
	66	FW_FEATURE_ISERIES_POSSIBLE \|
8d15a3e5 SR	67	#endif
8d15a3e5 SR	68	0,
aed31351 SR	69	FW_FEATURE_ALWAYS =
	70	#ifdef CONFIG_PPC_PSERIES
	71	FW_FEATURE_PSERIES_ALWAYS &
	72	#endif
	73	#ifdef CONFIG_PPC_ISERIES
	74	FW_FEATURE_ISERIES_ALWAYS &
	75	#endif
	76	FW_FEATURE_POSSIBLE,
8d15a3e5 SR	77	};
8d15a3e5 SR	78
1ababe11 SR	79	/* This is used to identify firmware features which are available
	80	* to the kernel.
	81	*/
	82	extern unsigned long ppc64_firmware_features;
	83
	84	static inline unsigned long firmware_has_feature(unsigned long feature)
	85	{
aed31351 SR	86	return (FW_FEATURE_ALWAYS & feature) \|\|
aed31351 SR	87	(FW_FEATURE_POSSIBLE & ppc64_firmware_features & feature);
1ababe11 SR	88	}
1ababe11 SR	89
8d15a3e5	90	#ifdef CONFIG_PPC_PSERIES
1ababe11 SR	91	typedef struct {
	92	unsigned long val;
	93	char * name;
	94	} firmware_feature_t;
	95
	96	extern firmware_feature_t firmware_features_table[];
8d15a3e5	97	#endif
1ababe11 SR	98
	99	#endif /* __ASSEMBLY__ */
	100	#endif /* __KERNEL__ */
	101	#endif /* __ASM_PPC_FIRMWARE_H */