| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199 | #ifndef _ASM_IA64_PAL_H#define _ASM_IA64_PAL_H/* * Processor Abstraction Layer definitions. * * This is based on Intel IA-64 Architecture Software Developer's Manual rev 1.0 * chapter 11 IA-64 Processor Abstraction Layer * * Copyright (C) 1998-2001 Hewlett-Packard Co *	David Mosberger-Tang <davidm@hpl.hp.com> *	Stephane Eranian <eranian@hpl.hp.com> * Copyright (C) 1999 VA Linux Systems * Copyright (C) 1999 Walt Drummond <drummond@valinux.com> * Copyright (C) 1999 Srinivasa Prasad Thirumalachar <sprasad@sprasad.engr.sgi.com> * Copyright (C) 2008 Silicon Graphics, Inc. (SGI) * * 99/10/01	davidm	Make sure we pass zero for reserved parameters. * 00/03/07	davidm	Updated pal_cache_flush() to be in sync with PAL v2.6. * 00/03/23     cfleck  Modified processor min-state save area to match updated PAL & SAL info * 00/05/24     eranian Updated to latest PAL spec, fix structures bugs, added * 00/05/25	eranian Support for stack calls, and static physical calls * 00/06/18	eranian Support for stacked physical calls * 06/10/26	rja	Support for Intel Itanium Architecture Software Developer's *			Manual Rev 2.2 (Jan 2006) *//* * Note that some of these calls use a static-register only calling * convention which has nothing to do with the regular calling * convention. */#define PAL_CACHE_FLUSH		1	/* flush i/d cache */#define PAL_CACHE_INFO		2	/* get detailed i/d cache info */#define PAL_CACHE_INIT		3	/* initialize i/d cache */#define PAL_CACHE_SUMMARY	4	/* get summary of cache hierarchy */#define PAL_MEM_ATTRIB		5	/* list supported memory attributes */#define PAL_PTCE_INFO		6	/* purge TLB info */#define PAL_VM_INFO		7	/* return supported virtual memory features */#define PAL_VM_SUMMARY		8	/* return summary on supported vm features */#define PAL_BUS_GET_FEATURES	9	/* return processor bus interface features settings */#define PAL_BUS_SET_FEATURES	10	/* set processor bus features */#define PAL_DEBUG_INFO		11	/* get number of debug registers */#define PAL_FIXED_ADDR		12	/* get fixed component of processors's directed address */#define PAL_FREQ_BASE		13	/* base frequency of the platform */#define PAL_FREQ_RATIOS		14	/* ratio of processor, bus and ITC frequency */#define PAL_PERF_MON_INFO	15	/* return performance monitor info */#define PAL_PLATFORM_ADDR	16	/* set processor interrupt block and IO port space addr */#define PAL_PROC_GET_FEATURES	17	/* get configurable processor features & settings */#define PAL_PROC_SET_FEATURES	18	/* enable/disable configurable processor features */#define PAL_RSE_INFO		19	/* return rse information */#define PAL_VERSION		20	/* return version of PAL code */#define PAL_MC_CLEAR_LOG	21	/* clear all processor log info */#define PAL_MC_DRAIN		22	/* drain operations which could result in an MCA */#define PAL_MC_EXPECTED		23	/* set/reset expected MCA indicator */#define PAL_MC_DYNAMIC_STATE	24	/* get processor dynamic state */#define PAL_MC_ERROR_INFO	25	/* get processor MCA info and static state */#define PAL_MC_RESUME		26	/* Return to interrupted process */#define PAL_MC_REGISTER_MEM	27	/* Register memory for PAL to use during MCAs and inits */#define PAL_HALT		28	/* enter the low power HALT state */#define PAL_HALT_LIGHT		29	/* enter the low power light halt state*/#define PAL_COPY_INFO		30	/* returns info needed to relocate PAL */#define PAL_CACHE_LINE_INIT	31	/* init tags & data of cache line */#define PAL_PMI_ENTRYPOINT	32	/* register PMI memory entry points with the processor */#define PAL_ENTER_IA_32_ENV	33	/* enter IA-32 system environment */#define PAL_VM_PAGE_SIZE	34	/* return vm TC and page walker page sizes */#define PAL_MEM_FOR_TEST	37	/* get amount of memory needed for late processor test */#define PAL_CACHE_PROT_INFO	38	/* get i/d cache protection info */#define PAL_REGISTER_INFO	39	/* return AR and CR register information*/#define PAL_SHUTDOWN		40	/* enter processor shutdown state */#define PAL_PREFETCH_VISIBILITY	41	/* Make Processor Prefetches Visible */#define PAL_LOGICAL_TO_PHYSICAL 42	/* returns information on logical to physical processor mapping */#define PAL_CACHE_SHARED_INFO	43	/* returns information on caches shared by logical processor */#define PAL_GET_HW_POLICY	48	/* Get current hardware resource sharing policy */#define PAL_SET_HW_POLICY	49	/* Set current hardware resource sharing policy */#define PAL_VP_INFO		50	/* Information about virtual processor features */#define PAL_MC_HW_TRACKING	51	/* Hardware tracking status */#define PAL_COPY_PAL		256	/* relocate PAL procedures and PAL PMI */#define PAL_HALT_INFO		257	/* return the low power capabilities of processor */#define PAL_TEST_PROC		258	/* perform late processor self-test */#define PAL_CACHE_READ		259	/* read tag & data of cacheline for diagnostic testing */#define PAL_CACHE_WRITE		260	/* write tag & data of cacheline for diagnostic testing */#define PAL_VM_TR_READ		261	/* read contents of translation register */#define PAL_GET_PSTATE		262	/* get the current P-state */#define PAL_SET_PSTATE		263	/* set the P-state */#define PAL_BRAND_INFO		274	/* Processor branding information */#define PAL_GET_PSTATE_TYPE_LASTSET	0#define PAL_GET_PSTATE_TYPE_AVGANDRESET	1#define PAL_GET_PSTATE_TYPE_AVGNORESET	2#define PAL_GET_PSTATE_TYPE_INSTANT	3#define PAL_MC_ERROR_INJECT	276	/* Injects processor error or returns injection capabilities */#ifndef __ASSEMBLY__#include <linux/types.h>#include <asm/fpu.h>/* * Data types needed to pass information into PAL procedures and * interpret information returned by them. *//* Return status from the PAL procedure */typedef s64				pal_status_t;#define PAL_STATUS_SUCCESS		0	/* No error */#define PAL_STATUS_UNIMPLEMENTED	(-1)	/* Unimplemented procedure */#define PAL_STATUS_EINVAL		(-2)	/* Invalid argument */#define PAL_STATUS_ERROR		(-3)	/* Error */#define PAL_STATUS_CACHE_INIT_FAIL	(-4)	/* Could not initialize the						 * specified level and type of						 * cache without sideeffects						 * and "restrict" was 1						 */#define PAL_STATUS_REQUIRES_MEMORY	(-9)	/* Call requires PAL memory buffer *//* Processor cache level in the hierarchy */typedef u64				pal_cache_level_t;#define PAL_CACHE_LEVEL_L0		0	/* L0 */#define PAL_CACHE_LEVEL_L1		1	/* L1 */#define PAL_CACHE_LEVEL_L2		2	/* L2 *//* Processor cache type at a particular level in the hierarchy */typedef u64				pal_cache_type_t;#define PAL_CACHE_TYPE_INSTRUCTION	1	/* Instruction cache */#define PAL_CACHE_TYPE_DATA		2	/* Data or unified cache */#define PAL_CACHE_TYPE_INSTRUCTION_DATA	3	/* Both Data & Instruction */#define PAL_CACHE_FLUSH_INVALIDATE	1	/* Invalidate clean lines */#define PAL_CACHE_FLUSH_CHK_INTRS	2	/* check for interrupts/mc while flushing *//* Processor cache line size in bytes  */typedef int				pal_cache_line_size_t;/* Processor cache line state */typedef u64				pal_cache_line_state_t;#define PAL_CACHE_LINE_STATE_INVALID	0	/* Invalid */#define PAL_CACHE_LINE_STATE_SHARED	1	/* Shared */#define PAL_CACHE_LINE_STATE_EXCLUSIVE	2	/* Exclusive */#define PAL_CACHE_LINE_STATE_MODIFIED	3	/* Modified */typedef struct pal_freq_ratio {	u32 den, num;		/* numerator & denominator */} itc_ratio, proc_ratio;typedef	union  pal_cache_config_info_1_s {	struct {		u64		u		: 1,	/* 0 Unified cache ? */				at		: 2,	/* 2-1 Cache mem attr*/				reserved	: 5,	/* 7-3 Reserved */				associativity	: 8,	/* 16-8 Associativity*/				line_size	: 8,	/* 23-17 Line size */				stride		: 8,	/* 31-24 Stride */				store_latency	: 8,	/*39-32 Store latency*/				load_latency	: 8,	/* 47-40 Load latency*/				store_hints	: 8,	/* 55-48 Store hints*/				load_hints	: 8;	/* 63-56 Load hints */	} pcci1_bits;	u64			pcci1_data;} pal_cache_config_info_1_t;typedef	union  pal_cache_config_info_2_s {	struct {		u32		cache_size;		/*cache size in bytes*/		u32		alias_boundary	: 8,	/* 39-32 aliased addr							 * separation for max							 * performance.							 */				tag_ls_bit	: 8,	/* 47-40 LSb of addr*/				tag_ms_bit	: 8,	/* 55-48 MSb of addr*/				reserved	: 8;	/* 63-56 Reserved */	} pcci2_bits;	u64			pcci2_data;} pal_cache_config_info_2_t;typedef struct pal_cache_config_info_s {	pal_status_t			pcci_status;	pal_cache_config_info_1_t	pcci_info_1;	pal_cache_config_info_2_t	pcci_info_2;	u64				pcci_reserved;} pal_cache_config_info_t;#define pcci_ld_hints		pcci_info_1.pcci1_bits.load_hints#define pcci_st_hints		pcci_info_1.pcci1_bits.store_hints#define pcci_ld_latency		pcci_info_1.pcci1_bits.load_latency#define pcci_st_latency		pcci_info_1.pcci1_bits.store_latency#define pcci_stride		pcci_info_1.pcci1_bits.stride#define pcci_line_size		pcci_info_1.pcci1_bits.line_size#define pcci_assoc		pcci_info_1.pcci1_bits.associativity
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