cregit-Linux how code gets into the kernel

Release 4.15 arch/parisc/include/uapi/asm/pdc.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_PARISC_PDC_H

#define _UAPI_PARISC_PDC_H

/*
 *      PDC return values ...
 *      All PDC calls return a subset of these errors. 
 */


#define PDC_WARN		  3	
/* Call completed with a warning */

#define PDC_REQ_ERR_1		  2	
/* See above                     */

#define PDC_REQ_ERR_0		  1	
/* Call would generate a requestor error */

#define PDC_OK			  0	
/* Call completed successfully  */

#define PDC_BAD_PROC		 -1	
/* Called non-existent procedure*/

#define PDC_BAD_OPTION		 -2	
/* Called with non-existent option */

#define PDC_ERROR		 -3	
/* Call could not complete without an error */

#define PDC_NE_MOD		 -5	
/* Module not found             */

#define PDC_NE_CELL_MOD		 -7	
/* Cell module not found        */

#define PDC_NE_BOOTDEV		 -9	
/* Cannot locate a console device or boot device */

#define PDC_INVALID_ARG		-10	
/* Called with an invalid argument */

#define PDC_BUS_POW_WARN	-12	
/* Call could not complete in allowed power budget */

#define PDC_NOT_NARROW		-17	
/* Narrow mode not supported    */

/*
 *      PDC entry points...
 */


#define PDC_POW_FAIL	1		
/* perform a power-fail         */

#define PDC_POW_FAIL_PREPARE	0	
/* prepare for powerfail        */


#define PDC_CHASSIS	2		
/* PDC-chassis functions        */

#define PDC_CHASSIS_DISP	0	
/* update chassis display       */

#define PDC_CHASSIS_WARN	1	
/* return chassis warnings      */

#define PDC_CHASSIS_DISPWARN	2	
/* update&return chassis status */

#define PDC_RETURN_CHASSIS_INFO 128	
/* HVERSION dependent: return chassis LED/LCD info  */


#define PDC_PIM         3               
/* Get PIM data                 */

#define PDC_PIM_HPMC            0       
/* Transfer HPMC data           */

#define PDC_PIM_RETURN_SIZE     1       
/* Get Max buffer needed for PIM*/

#define PDC_PIM_LPMC            2       
/* Transfer HPMC data           */

#define PDC_PIM_SOFT_BOOT       3       
/* Transfer Soft Boot data      */

#define PDC_PIM_TOC             4       
/* Transfer TOC data            */


#define PDC_MODEL	4		
/* PDC model information call   */

#define PDC_MODEL_INFO		0	
/* returns information          */

#define PDC_MODEL_BOOTID	1	
/* set the BOOT_ID              */

#define PDC_MODEL_VERSIONS	2	
/* returns cpu-internal versions*/

#define PDC_MODEL_SYSMODEL	3	
/* return system model info     */

#define PDC_MODEL_ENSPEC	4	
/* enable specific option       */

#define PDC_MODEL_DISPEC	5	
/* disable specific option      */

#define PDC_MODEL_CPU_ID	6	
/* returns cpu-id (only newer machines!) */

#define PDC_MODEL_CAPABILITIES	7	
/* returns OS32/OS64-flags      */
/* Values for PDC_MODEL_CAPABILITIES non-equivalent virtual aliasing support */

#define  PDC_MODEL_OS64			(1 << 0)

#define  PDC_MODEL_OS32			(1 << 1)

#define  PDC_MODEL_IOPDIR_FDC		(1 << 2)

#define  PDC_MODEL_NVA_MASK		(3 << 4)

#define  PDC_MODEL_NVA_SUPPORTED	(0 << 4)

#define  PDC_MODEL_NVA_SLOW		(1 << 4)

#define  PDC_MODEL_NVA_UNSUPPORTED	(3 << 4)

#define PDC_MODEL_GET_BOOT__OP	8	
/* returns boot test options    */

#define PDC_MODEL_SET_BOOT__OP	9	
/* set boot test options        */


#define PA89_INSTRUCTION_SET	0x4	
/* capabilities returned        */

#define PA90_INSTRUCTION_SET	0x8


#define PDC_CACHE	5		
/* return/set cache (& TLB) info*/

#define PDC_CACHE_INFO		0	
/* returns information          */

#define PDC_CACHE_SET_COH	1	
/* set coherence state          */

#define PDC_CACHE_RET_SPID	2	
/* returns space-ID bits        */


#define PDC_HPA		6		
/* return HPA of processor      */

#define PDC_HPA_PROCESSOR	0

#define PDC_HPA_MODULES		1


#define PDC_COPROC	7		
/* Co-Processor (usually FP unit(s)) */

#define PDC_COPROC_CFG		0	
/* Co-Processor Cfg (FP unit(s) enabled?) */


#define PDC_IODC	8		
/* talk to IODC                 */

#define PDC_IODC_READ		0	
/* read IODC entry point        */
/*      PDC_IODC_RI_                     * INDEX parameter of PDC_IODC_READ */

#define PDC_IODC_RI_DATA_BYTES	0	
/* IODC Data Bytes              */
/*                              1, 2       obsolete - HVERSION dependent*/

#define PDC_IODC_RI_INIT	3	
/* Initialize module            */

#define PDC_IODC_RI_IO		4	
/* Module input/output          */

#define PDC_IODC_RI_SPA		5	
/* Module input/output          */

#define PDC_IODC_RI_CONFIG	6	
/* Module input/output          */
/*                              7         obsolete - HVERSION dependent */

#define PDC_IODC_RI_TEST	8	
/* Module input/output          */

#define PDC_IODC_RI_TLB		9	
/* Module input/output          */

#define PDC_IODC_NINIT		2	
/* non-destructive init         */

#define PDC_IODC_DINIT		3	
/* destructive init             */

#define PDC_IODC_MEMERR		4	
/* check for memory errors      */

#define PDC_IODC_INDEX_DATA	0	
/* get first 16 bytes from mod IODC */

#define PDC_IODC_BUS_ERROR	-4	
/* bus error return value       */

#define PDC_IODC_INVALID_INDEX	-5	
/* invalid index return value   */

#define PDC_IODC_COUNT		-6	
/* count is too small           */


#define PDC_TOD		9		
/* time-of-day clock (TOD)      */

#define PDC_TOD_READ		0	
/* read TOD                     */

#define PDC_TOD_WRITE		1	
/* write TOD                    */



#define PDC_STABLE	10		
/* stable storage (sprockets)   */

#define PDC_STABLE_READ		0

#define PDC_STABLE_WRITE	1

#define PDC_STABLE_RETURN_SIZE	2

#define PDC_STABLE_VERIFY_CONTENTS 3

#define PDC_STABLE_INITIALIZE	4


#define PDC_NVOLATILE	11		
/* often not implemented        */


#define PDC_ADD_VALID	12		
/* Memory validation PDC call   */

#define PDC_ADD_VALID_VERIFY	0	
/* Make PDC_ADD_VALID verify region */


#define PDC_INSTR	15		
/* get instr to invoke PDCE_CHECK() */


#define PDC_PROC	16		
/* (sprockets)                  */


#define PDC_CONFIG	16		
/* (sprockets)                  */

#define PDC_CONFIG_DECONFIG	0

#define PDC_CONFIG_DRECONFIG	1

#define PDC_CONFIG_DRETURN_CONFIG 2


#define PDC_BLOCK_TLB	18		
/* manage hardware block-TLB    */

#define PDC_BTLB_INFO		0	
/* returns parameter            */

#define PDC_BTLB_INSERT		1	
/* insert BTLB entry            */

#define PDC_BTLB_PURGE		2	
/* purge BTLB entries           */

#define PDC_BTLB_PURGE_ALL	3	
/* purge all BTLB entries       */


#define PDC_TLB		19		
/* manage hardware TLB miss handling */

#define PDC_TLB_INFO		0	
/* returns parameter            */

#define PDC_TLB_SETUP		1	
/* set up miss handling         */


#define PDC_MEM		20		
/* Manage memory                */

#define PDC_MEM_MEMINFO		0	
/* Return PDT info              */

#define PDC_MEM_ADD_PAGE	1	
/* Add page to PDT              */

#define PDC_MEM_CLEAR_PDT	2	
/* Clear PDT                    */

#define PDC_MEM_READ_PDT	3	
/* Read PDT entry               */

#define PDC_MEM_RESET_CLEAR	4	
/* Reset PDT clear flag         */

#define PDC_MEM_GOODMEM		5	
/* Set good_mem value           */

#define PDC_MEM_TABLE		128	
/* Non contig mem map (sprockets) */

#define PDC_MEM_RETURN_ADDRESS_TABLE	PDC_MEM_TABLE

#define PDC_MEM_GET_MEMORY_SYSTEM_TABLES_SIZE	131

#define PDC_MEM_GET_MEMORY_SYSTEM_TABLES	132

#define PDC_MEM_GET_PHYSICAL_LOCATION_FROM_MEMORY_ADDRESS 133


#define PDC_MEM_RET_SBE_REPLACED	5	
/* PDC_MEM return values */

#define PDC_MEM_RET_DUPLICATE_ENTRY	4

#define PDC_MEM_RET_BUF_SIZE_SMALL	1

#define PDC_MEM_RET_PDT_FULL		-11

#define PDC_MEM_RET_INVALID_PHYSICAL_LOCATION ~0ULL


#define PDC_PSW		21		
/* Get/Set default System Mask  */

#define PDC_PSW_MASK		0	
/* Return mask                  */

#define PDC_PSW_GET_DEFAULTS	1	
/* Return defaults              */

#define PDC_PSW_SET_DEFAULTS	2	
/* Set default                  */

#define PDC_PSW_ENDIAN_BIT	1	
/* set for big endian           */

#define PDC_PSW_WIDE_BIT	2	
/* set for wide mode            */ 


#define PDC_SYSTEM_MAP	22		
/* find system modules          */

#define PDC_FIND_MODULE 	0

#define PDC_FIND_ADDRESS	1

#define PDC_TRANSLATE_PATH	2


#define PDC_SOFT_POWER	23		
/* soft power switch            */

#define PDC_SOFT_POWER_INFO	0	
/* return info about the soft power switch */

#define PDC_SOFT_POWER_ENABLE	1	
/* enable/disable soft power switch */


/* HVERSION dependent */

/* The PDC_MEM_MAP calls */

#define PDC_MEM_MAP	128		
/* on s700: return page info    */

#define PDC_MEM_MAP_HPA		0	
/* returns hpa of a module      */


#define PDC_EEPROM	129		
/* EEPROM access                */

#define PDC_EEPROM_READ_WORD	0

#define PDC_EEPROM_WRITE_WORD	1

#define PDC_EEPROM_READ_BYTE	2

#define PDC_EEPROM_WRITE_BYTE	3

#define PDC_EEPROM_EEPROM_PASSWORD -1000


#define PDC_NVM		130		
/* NVM (non-volatile memory) access */

#define PDC_NVM_READ_WORD	0

#define PDC_NVM_WRITE_WORD	1

#define PDC_NVM_READ_BYTE	2

#define PDC_NVM_WRITE_BYTE	3


#define PDC_SEED_ERROR	132		
/* (sprockets)                  */


#define PDC_IO		135		
/* log error info, reset IO system */

#define PDC_IO_READ_AND_CLEAR_ERRORS	0

#define PDC_IO_RESET			1

#define PDC_IO_RESET_DEVICES		2
/* sets bits 6&7 (little endian) of the HcControl Register */

#define PDC_IO_USB_SUSPEND	0xC000000000000000

#define PDC_IO_EEPROM_IO_ERR_TABLE_FULL	-5	
/* return value */

#define PDC_IO_NO_SUSPEND		-6	
/* return value */


#define PDC_BROADCAST_RESET 136		
/* reset all processors         */

#define PDC_DO_RESET		0	
/* option: perform a broadcast reset */

#define PDC_DO_FIRM_TEST_RESET	1	
/* Do broadcast reset with bitmap */

#define PDC_BR_RECONFIGURATION	2	
/* reset w/reconfiguration      */

#define PDC_FIRM_TEST_MAGIC	0xab9ec36fUL    
/* for this reboot only */


#define PDC_LAN_STATION_ID 138		
/* Hversion dependent mechanism for */

#define PDC_LAN_STATION_ID_READ	0	
/* getting the lan station address  */


#define	PDC_LAN_STATION_ID_SIZE	6


#define PDC_CHECK_RANGES 139		
/* (sprockets)                  */


#define PDC_NV_SECTIONS	141		
/* (sprockets)                  */


#define PDC_PERFORMANCE	142		
/* performance monitoring       */


#define PDC_SYSTEM_INFO	143		
/* system information           */

#define PDC_SYSINFO_RETURN_INFO_SIZE	0

#define PDC_SYSINFO_RRETURN_SYS_INFO	1

#define PDC_SYSINFO_RRETURN_ERRORS	2

#define PDC_SYSINFO_RRETURN_WARNINGS	3

#define PDC_SYSINFO_RETURN_REVISIONS	4

#define PDC_SYSINFO_RRETURN_DIAGNOSE	5

#define PDC_SYSINFO_RRETURN_HV_DIAGNOSE	1005


#define PDC_RDR		144		
/* (sprockets)                  */

#define PDC_RDR_READ_BUFFER	0

#define PDC_RDR_READ_SINGLE	1

#define PDC_RDR_WRITE_SINGLE	2


#define PDC_INTRIGUE	145 		
/* (sprockets)                  */

#define PDC_INTRIGUE_WRITE_BUFFER 	 0

#define PDC_INTRIGUE_GET_SCRATCH_BUFSIZE 1

#define PDC_INTRIGUE_START_CPU_COUNTERS	 2

#define PDC_INTRIGUE_STOP_CPU_COUNTERS	 3


#define PDC_STI		146 		
/* STI access                   */
/* same as PDC_PCI_XXX values (see below) */

/* Legacy PDC definitions for same stuff */

#define PDC_PCI_INDEX	147

#define PDC_PCI_INTERFACE_INFO		0

#define PDC_PCI_SLOT_INFO		1

#define PDC_PCI_INFLIGHT_BYTES		2

#define PDC_PCI_READ_CONFIG		3

#define PDC_PCI_WRITE_CONFIG		4

#define PDC_PCI_READ_PCI_IO		5

#define PDC_PCI_WRITE_PCI_IO		6

#define PDC_PCI_READ_CONFIG_DELAY	7

#define PDC_PCI_UPDATE_CONFIG_DELAY	8

#define PDC_PCI_PCI_PATH_TO_PCI_HPA	9

#define PDC_PCI_PCI_HPA_TO_PCI_PATH	10

#define PDC_PCI_PCI_PATH_TO_PCI_BUS	11

#define PDC_PCI_PCI_RESERVED		12

#define PDC_PCI_PCI_INT_ROUTE_SIZE	13

#define PDC_PCI_GET_INT_TBL_SIZE	PDC_PCI_PCI_INT_ROUTE_SIZE

#define PDC_PCI_PCI_INT_ROUTE		14

#define PDC_PCI_GET_INT_TBL		PDC_PCI_PCI_INT_ROUTE 

#define PDC_PCI_READ_MON_TYPE		15

#define PDC_PCI_WRITE_MON_TYPE		16


/* Get SCSI Interface Card info:  SDTR, SCSI ID, mode (SE vs LVD) */

#define PDC_INITIATOR	163

#define PDC_GET_INITIATOR	0

#define PDC_SET_INITIATOR	1

#define PDC_DELETE_INITIATOR	2

#define PDC_RETURN_TABLE_SIZE	3

#define PDC_RETURN_TABLE	4


#define PDC_LINK	165 		
/* (sprockets)                  */

#define PDC_LINK_PCI_ENTRY_POINTS	0  
/* list (Arg1) = 0 */

#define PDC_LINK_USB_ENTRY_POINTS	1  
/* list (Arg1) = 1 */

/* cl_class
 * page 3-33 of IO-Firmware ARS
 * IODC ENTRY_INIT(Search first) RET[1]
 */

#define	CL_NULL		0	
/* invalid */

#define	CL_RANDOM	1	
/* random access (as disk) */

#define	CL_SEQU		2	
/* sequential access (as tape) */

#define	CL_DUPLEX	7	
/* full-duplex point-to-point (RS-232, Net) */

#define	CL_KEYBD	8	
/* half-duplex console (HIL Keyboard) */

#define	CL_DISPL	9	
/* half-duplex console (display) */

#define	CL_FC		10	
/* FiberChannel access media */

/* IODC ENTRY_INIT() */

#define ENTRY_INIT_SRCH_FRST	2

#define ENTRY_INIT_SRCH_NEXT	3

#define ENTRY_INIT_MOD_DEV	4

#define ENTRY_INIT_DEV		5

#define ENTRY_INIT_MOD		6

#define ENTRY_INIT_MSG		9

/* IODC ENTRY_IO() */

#define ENTRY_IO_BOOTIN		0

#define ENTRY_IO_BOOTOUT	1

#define ENTRY_IO_CIN		2

#define ENTRY_IO_COUT		3

#define ENTRY_IO_CLOSE		4

#define ENTRY_IO_GETMSG		9

#define ENTRY_IO_BBLOCK_IN	16

#define ENTRY_IO_BBLOCK_OUT	17

/* IODC ENTRY_SPA() */

/* IODC ENTRY_CONFIG() */

/* IODC ENTRY_TEST() */

/* IODC ENTRY_TLB() */

/* constants for OS (NVM...) */

#define OS_ID_NONE		0	
/* Undefined OS ID      */

#define OS_ID_HPUX		1	
/* HP-UX OS             */

#define OS_ID_MPEXL		2	
/* MPE XL OS            */

#define OS_ID_OSF		3	
/* OSF OS               */

#define OS_ID_HPRT		4	
/* HP-RT OS             */

#define OS_ID_NOVEL		5	
/* NOVELL OS            */

#define OS_ID_LINUX		6	
/* Linux                */


/* constants for PDC_CHASSIS */

#define OSTAT_OFF		0

#define OSTAT_FLT		1 

#define OSTAT_TEST		2

#define OSTAT_INIT		3

#define OSTAT_SHUT		4

#define OSTAT_WARN		5

#define OSTAT_RUN		6

#define OSTAT_ON		7

/* Page Zero constant offsets used by the HPMC handler */

#define BOOT_CONSOLE_HPA_OFFSET  0x3c0

#define BOOT_CONSOLE_SPA_OFFSET  0x3c4

#define BOOT_CONSOLE_PATH_OFFSET 0x3a8

/* size of the pdc_result buffer for firmware.c */

#define NUM_PDC_RESULT	32

#if !defined(__ASSEMBLY__)

/* flags of the device_path */

#define	PF_AUTOBOOT	0x80

#define	PF_AUTOSEARCH	0x40

#define	PF_TIMER	0x0F


struct device_path {		/* page 1-69 */
	
unsigned char flags;	/* flags see above! */
	
unsigned char bc[6];	/* bus converter routing info */
	
unsigned char mod;
	
unsigned int  layers[6];/* device-specific layer-info */
} __attribute__((aligned(8))) ;


struct pz_device {
	
struct	device_path dp;	/* see above */
	/* struct       iomod *hpa; */
	
unsigned int hpa;	/* HPA base address */
	/* char *spa; */
	
unsigned int spa;	/* SPA base address */
	/* int  (*iodc_io)(struct iomod*, ...); */
	
unsigned int iodc_io;	/* device entry point */
	
short	pad;		/* reserved */
	
unsigned short cl_class;/* see below */
} __attribute__((aligned(8))) ;


struct zeropage {
	/* [0x000] initialize vectors (VEC) */
	
unsigned int	vec_special;		/* must be zero */
	/* int  (*vec_pow_fail)(void);*/
	
unsigned int	vec_pow_fail; /* power failure handler */
	/* int  (*vec_toc)(void); */
	
unsigned int	vec_toc;
	
unsigned int	vec_toclen;
	/* int  (*vec_rendz)(void); */
	
unsigned int vec_rendz;
	
int	vec_pow_fail_flen;
	
int	vec_pad[10];		
	
	/* [0x040] reserved processor dependent */
	
int	pad0[112];

	/* [0x200] reserved */
	
int	pad1[84];

	/* [0x350] memory configuration (MC) */
	
int	memc_cont;		/* contiguous mem size (bytes) */
	
int	memc_phsize;		/* physical memory size */
	
int	memc_adsize;		/* additional mem size, bytes of SPA space used by PDC */
	
unsigned int mem_pdc_hi;	/* used for 64-bit */

	/* [0x360] various parameters for the boot-CPU */
	/* unsigned int *mem_booterr[8]; */
	
unsigned int mem_booterr[8];	/* ptr to boot errors */
	
unsigned int mem_free;		/* first location, where OS can be loaded */
	/* struct iomod *mem_hpa; */
	
unsigned int mem_hpa;		/* HPA of the boot-CPU */
	/* int (*mem_pdc)(int, ...); */
	
unsigned int mem_pdc;		/* PDC entry point */
	
unsigned int mem_10msec;	/* number of clock ticks in 10msec */

	/* [0x390] initial memory module (IMM) */
	/* struct iomod *imm_hpa; */
	
unsigned int imm_hpa;		/* HPA of the IMM */
	
int	imm_soft_boot;		/* 0 = was hard boot, 1 = was soft boot */
	
unsigned int	imm_spa_size;		/* SPA size of the IMM in bytes */
	
unsigned int	imm_max_mem;		/* bytes of mem in IMM */

	/* [0x3A0] boot console, display device and keyboard */
	
struct pz_device mem_cons;	/* description of console device */
	
struct pz_device mem_boot;	/* description of boot device */
	
struct pz_device mem_kbd;	/* description of keyboard device */

	/* [0x430] reserved */
	
int	pad430[116];

	/* [0x600] processor dependent */
	
unsigned int pad600[1];
	
unsigned int proc_sti;		/* pointer to STI ROM */
	
unsigned int pad608[126];
};


struct pdc_chassis_info {       /* for PDC_CHASSIS_INFO */
	
unsigned long actcnt;   /* actual number of bytes returned */
	
unsigned long maxcnt;   /* maximum number of bytes that could be returned */
};


struct pdc_coproc_cfg {         /* for PDC_COPROC_CFG */
        
unsigned long ccr_functional;
        
unsigned long ccr_present;
        
unsigned long revision;
        
unsigned long model;
};


struct pdc_model {		/* for PDC_MODEL */
	
unsigned long hversion;
	
unsigned long sversion;
	
unsigned long hw_id;
	
unsigned long boot_id;
	
unsigned long sw_id;
	
unsigned long sw_cap;
	
unsigned long arch_rev;
	
unsigned long pot_key;
	
unsigned long curr_key;
};


struct pdc_cache_cf {		/* for PDC_CACHE  (I/D-caches) */
    unsigned long
#ifdef __LP64__
		
cc_padW:32,
#endif
		
cc_alias: 4,	/* alias boundaries for virtual addresses   */
		
cc_block: 4,	/* to determine most efficient stride */
		
cc_line	: 3,	/* maximum amount written back as a result of store (multiple of 16 bytes) */
		
cc_shift: 2,	/* how much to shift cc_block left */
		
cc_wt	: 1,	/* 0 = WT-Dcache, 1 = WB-Dcache */
		
cc_sh	: 2,	/* 0 = separate I/D-cache, else shared I/D-cache */
		
cc_cst  : 3,	/* 0 = incoherent D-cache, 1=coherent D-cache */
		
cc_pad1 : 10,	/* reserved */
		
cc_hv   : 3;	/* hversion dependent */
};


struct pdc_tlb_cf {		/* for PDC_CACHE (I/D-TLB's) */
    
unsigned long tc_pad0:12,	/* reserved */
#ifdef __LP64__
		
tc_padW:32,
#endif
		
tc_sh	: 2,	/* 0 = separate I/D-TLB, else shared I/D-TLB */
		
tc_hv   : 1,	/* HV */
		
tc_page : 1,	/* 0 = 2K page-size-machine, 1 = 4k page size */
		
tc_cst  : 3,	/* 0 = incoherent operations, else coherent operations */
		
tc_aid  : 5,	/* ITLB: width of access ids of processor (encoded!) */
		
tc_sr   : 8;	/* ITLB: width of space-registers (encoded) */
};


struct pdc_cache_info {		/* main-PDC_CACHE-structure (caches & TLB's) */
	/* I-cache */
	
unsigned long	ic_size;	/* size in bytes */
	
struct pdc_cache_cf ic_conf;	/* configuration */
	
unsigned long	ic_base;	/* base-addr */
	
unsigned long	ic_stride;
	
unsigned long	ic_count;
	
unsigned long	ic_loop;
	/* D-cache */
	
unsigned long	dc_size;	/* size in bytes */
	
struct pdc_cache_cf dc_conf;	/* configuration */
	
unsigned long	dc_base;	/* base-addr */
	
unsigned long	dc_stride;
	
unsigned long	dc_count;
	
unsigned long	dc_loop;
	/* Instruction-TLB */
	
unsigned long	it_size;	/* number of entries in I-TLB */
	
struct pdc_tlb_cf it_conf;	/* I-TLB-configuration */
	
unsigned long	it_sp_base;
	
unsigned long	it_sp_stride;
	
unsigned long	it_sp_count;
	
unsigned long	it_off_base;
	
unsigned long	it_off_stride;
	
unsigned long	it_off_count;
	
unsigned long	it_loop;
	/* data-TLB */
	
unsigned long	dt_size;	/* number of entries in D-TLB */
	
struct pdc_tlb_cf dt_conf;	/* D-TLB-configuration */
	
unsigned long	dt_sp_base;
	
unsigned long	dt_sp_stride;
	
unsigned long	dt_sp_count;
	
unsigned long	dt_off_base;
	
unsigned long	dt_off_stride;
	
unsigned long	dt_off_count;
	
unsigned long	dt_loop;
};

/* Might need adjustment to work with 64-bit firmware */

struct pdc_iodc {     /* PDC_IODC */
	
unsigned char   hversion_model;
	
unsigned char 	hversion;
	
unsigned char 	spa;
	
unsigned char 	type;
	
unsigned int	sversion_rev:4;
	
unsigned int	sversion_model:19;
	
unsigned int	sversion_opt:8;
	
unsigned char	rev;
	
unsigned char	dep;
	
unsigned char	features;
	
unsigned char	pad1;
	
unsigned int	checksum:16;
	
unsigned int	length:16;
	
unsigned int    pad[15];
} __attribute__((aligned(8))) ;

/* no BLTBs in pa2.0 processors */

struct pdc_btlb_info_range {
	
unsigned char res00;
	
unsigned char num_i;
	
unsigned char num_d;
	
unsigned char num_comb;
};


struct pdc_btlb_info {	/* PDC_BLOCK_TLB, return of PDC_BTLB_INFO */
	
unsigned int min_size;	/* minimum size of BTLB in pages */
	
unsigned int max_size;	/* maximum size of BTLB in pages */
	
struct pdc_btlb_info_range fixed_range_info;
	
struct pdc_btlb_info_range variable_range_info;
};


struct pdc_mem_retinfo { /* PDC_MEM/PDC_MEM_MEMINFO (return info) */
	
unsigned long pdt_size;
	
unsigned long pdt_entries;
	
unsigned long pdt_status;
	
unsigned long first_dbe_loc;
	
unsigned long good_mem;
};


struct pdc_mem_read_pdt { /* PDC_MEM/PDC_MEM_READ_PDT (return info) */
	
unsigned long pdt_entries;
};

#ifdef __LP64__

struct pdc_memory_table_raddr { /* PDC_MEM/PDC_MEM_TABLE (return info) */
	
unsigned long entries_returned;
	
unsigned long entries_total;
};


struct pdc_memory_table {       /* PDC_MEM/PDC_MEM_TABLE (arguments) */
	
unsigned long paddr;
	
unsigned int  pages;
	
unsigned int  reserved;
};
#endif /* __LP64__ */


struct pdc_system_map_mod_info { /* PDC_SYSTEM_MAP/FIND_MODULE */
	
unsigned long mod_addr;
	
unsigned long mod_pgs;
	
unsigned long add_addrs;
};


struct pdc_system_map_addr_info { /* PDC_SYSTEM_MAP/FIND_ADDRESS */
	
unsigned long mod_addr;
	
unsigned long mod_pgs;
};


struct pdc_initiator { /* PDC_INITIATOR */
	
int host_id;
	
int factor;
	
int width;
	
int mode;
};


struct hardware_path {
	
char  flags;	/* see bit definitions below */
	
char  bc[6];	/* Bus Converter routing info to a specific */
			/* I/O adaptor (< 0 means none, > 63 resvd) */
	
char  mod;	/* fixed field of specified module */
};

/*
 * Device path specifications used by PDC.
 */

struct pdc_module_path {
	
struct hardware_path path;
	
unsigned int layers[6]; /* device-specific info (ctlr #, unit # ...) */
};

/* Only used on some pre-PA2.0 boxes */

struct pdc_memory_map {		/* PDC_MEMORY_MAP */
	
unsigned long hpa;	/* mod's register set address */
	
unsigned long more_pgs;	/* number of additional I/O pgs */
};


struct pdc_tod {
	
unsigned long tod_sec;
	
unsigned long tod_usec;
};

/* architected results from PDC_PIM/transfer hpmc on a PA1.1 machine */


struct pdc_hpmc_pim_11 { /* PDC_PIM */
	
unsigned int gr[32];
	
unsigned int cr[32];
	
unsigned int sr[8];
	
unsigned int iasq_back;
	
unsigned int iaoq_back;
	
unsigned int check_type;
	
unsigned int cpu_state;
	
unsigned int rsvd1;
	
unsigned int cache_check;
	
unsigned int tlb_check;
	
unsigned int bus_check;
	
unsigned int assists_check;
	
unsigned int rsvd2;
	
unsigned int assist_state;
	
unsigned int responder_addr;
	
unsigned int requestor_addr;
	
unsigned int path_info;
	
unsigned long long fr[32];
};

/*
 * architected results from PDC_PIM/transfer hpmc on a PA2.0 machine
 *
 * Note that PDC_PIM doesn't care whether or not wide mode was enabled
 * so the results are different on  PA1.1 vs. PA2.0 when in narrow mode.
 *
 * Note also that there are unarchitected results available, which
 * are hversion dependent. Do a "ser pim 0 hpmc" after rebooting, since
 * the firmware is probably the best way of printing hversion dependent
 * data.
 */


struct pdc_hpmc_pim_20 { /* PDC_PIM */
	
unsigned long long gr[32];
	
unsigned long long cr[32];
	
unsigned long long sr[8];
	
unsigned long long iasq_back;
	
unsigned long long iaoq_back;
	
unsigned int check_type;
	
unsigned int cpu_state;
	
unsigned int cache_check;
	
unsigned int tlb_check;
	
unsigned int bus_check;
	
unsigned int assists_check;
	
unsigned int assist_state;
	
unsigned int path_info;
	
unsigned long long responder_addr;
	
unsigned long long requestor_addr;
	
unsigned long long fr[32];
};

#endif /* !defined(__ASSEMBLY__) */

#endif /* _UAPI_PARISC_PDC_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
David Howells141262.15%120.00%
Helge Deller85837.76%240.00%
Greg Kroah-Hartman10.04%120.00%
Andrea Gelmini10.04%120.00%
Total2272100.00%5100.00%
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