FM / asm

/usr/src/linux-headers-5.15.0-190/arch/mips/include/asm/

/usr/src/linux-headers-5.15.0-190/arch/mips/include/asm

Name	Size	Mode	Actions
dec/	-	0755	rm
fw/	-	0755	rm
ip32/	-	0755	rm
mach-ar7/	-	0755	rm
mach-ath25/	-	0755	rm
mach-ath79/	-	0755	rm
mach-au1x00/	-	0755	rm
mach-bcm47xx/	-	0755	rm
mach-bcm63xx/	-	0755	rm
mach-bmips/	-	0755	rm
mach-cavium-octeon/	-	0755	rm
mach-cobalt/	-	0755	rm
mach-db1x00/	-	0755	rm
mach-dec/	-	0755	rm
mach-generic/	-	0755	rm
mach-ingenic/	-	0755	rm
mach-ip22/	-	0755	rm
mach-ip27/	-	0755	rm
mach-ip28/	-	0755	rm
mach-ip30/	-	0755	rm
mach-ip32/	-	0755	rm
mach-jazz/	-	0755	rm
mach-lantiq/	-	0755	rm
mach-loongson2ef/	-	0755	rm
mach-loongson32/	-	0755	rm
mach-loongson64/	-	0755	rm
mach-malta/	-	0755	rm
mach-n64/	-	0755	rm
mach-netlogic/	-	0755	rm
mach-pic32/	-	0755	rm
mach-ralink/	-	0755	rm
mach-rc32434/	-	0755	rm
mach-rm/	-	0755	rm
mach-sibyte/	-	0755	rm
mach-tx39xx/	-	0755	rm
mach-tx49xx/	-	0755	rm
mach-vr41xx/	-	0755	rm
mips-boards/	-	0755	rm
netlogic/	-	0755	rm
octeon/	-	0755	rm
pci/	-	0755	rm
sgi/	-	0755	rm
sibyte/	-	0755	rm
sn/	-	0755	rm
txx9/	-	0755	rm
vdso/	-	0755	rm
vr41xx/	-	0755	rm
xtalk/	-	0755	rm
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addrspace.h	4039	0644	edit dl rm
amon.h	409	0644	edit dl rm
arch_hweight.h	792	0644	edit dl rm
asm-eva.h	7343	0644	edit dl rm
asm-offsets.h	35	0644	edit dl rm
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asm.h	6688	0644	edit dl rm
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ginvt.h	1056	0644	edit dl rm
gio_device.h	1411	0644	edit dl rm
gt64120.h	19218	0644	edit dl rm
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sgialib.h	1743	0644	edit dl rm
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Edit: /usr/src/linux-headers-5.15.0-190/arch/mips/include/asm/sgiarcs.h (14022B)

/*
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 *
 * ARC firmware interface defines.
 *
 * Copyright (C) 1996 David S. Miller (davem@davemloft.net)
 * Copyright (C) 1999, 2001 Ralf Baechle (ralf@gnu.org)
 * Copyright (C) 1999 Silicon Graphics, Inc.
 */
#ifndef _ASM_SGIARCS_H
#define _ASM_SGIARCS_H

#include <linux/kernel.h>

#include <asm/types.h>
#include <asm/fw/arc/types.h>

/* Various ARCS error codes. */
#define PROM_ESUCCESS			0x00
#define PROM_E2BIG			0x01
#define PROM_EACCESS			0x02
#define PROM_EAGAIN			0x03
#define PROM_EBADF			0x04
#define PROM_EBUSY			0x05
#define PROM_EFAULT			0x06
#define PROM_EINVAL			0x07
#define PROM_EIO			0x08
#define PROM_EISDIR			0x09
#define PROM_EMFILE			0x0a
#define PROM_EMLINK			0x0b
#define PROM_ENAMETOOLONG		0x0c
#define PROM_ENODEV			0x0d
#define PROM_ENOENT			0x0e
#define PROM_ENOEXEC			0x0f
#define PROM_ENOMEM			0x10
#define PROM_ENOSPC			0x11
#define PROM_ENOTDIR			0x12
#define PROM_ENOTTY			0x13
#define PROM_ENXIO			0x14
#define PROM_EROFS			0x15
/* SGI ARCS specific errno's. */
#define PROM_EADDRNOTAVAIL		0x1f
#define PROM_ETIMEDOUT			0x20
#define PROM_ECONNABORTED		0x21
#define PROM_ENOCONNECT			0x22

/* Device classes, types, and identifiers for prom
 * device inventory queries.
 */
enum linux_devclass {
	system, processor, cache, adapter, controller, peripheral, memory
};

enum linux_devtypes {
	/* Generic stuff. */
	Arc, Cpu, Fpu,

/* Primary insn and data caches. */
	picache, pdcache,

/* Secondary insn, data, and combined caches. */
	sicache, sdcache, sccache,

memdev, eisa_adapter, tc_adapter, scsi_adapter, dti_adapter,
	multifunc_adapter, dsk_controller, tp_controller, cdrom_controller,
	worm_controller, serial_controller, net_controller, disp_controller,
	parallel_controller, ptr_controller, kbd_controller, audio_controller,
	misc_controller, disk_peripheral, flpy_peripheral, tp_peripheral,
	modem_peripheral, monitor_peripheral, printer_peripheral,
	ptr_peripheral, kbd_peripheral, term_peripheral, line_peripheral,
	net_peripheral, misc_peripheral, anon
};

enum linux_identifier {
	bogus, ronly, removable, consin, consout, input, output
};

/* A prom device tree component. */
struct linux_component {
	enum linux_devclass	class;	/* node class */
	enum linux_devtypes	type;	/* node type */
	enum linux_identifier	iflags; /* node flags */
	USHORT			vers;	/* node version */
	USHORT			rev;	/* node revision */
	ULONG			key;	/* completely magic */
	ULONG			amask;	/* XXX affinity mask??? */
	ULONG			cdsize; /* size of configuration data */
	ULONG			ilen;	/* length of string identifier */
	_PULONG			iname;	/* string identifier */
};
typedef struct linux_component pcomponent;

struct linux_sysid {
	char vend[8], prod[8];
};

/* ARCS prom memory descriptors. */
enum arcs_memtypes {
	arcs_eblock,  /* exception block */
	arcs_rvpage,  /* ARCS romvec page */
	arcs_fcontig, /* Contiguous and free */
	arcs_free,    /* Generic free memory */
	arcs_bmem,    /* Borken memory, don't use */
	arcs_prog,    /* A loaded program resides here */
	arcs_atmp,    /* ARCS temporary storage area, wish Sparc OpenBoot told this */
	arcs_aperm,   /* ARCS permanent storage... */
};

/* ARC has slightly different types than ARCS */
enum arc_memtypes {
	arc_eblock,  /* exception block */
	arc_rvpage,  /* romvec page */
	arc_free,    /* Generic free memory */
	arc_bmem,    /* Borken memory, don't use */
	arc_prog,    /* A loaded program resides here */
	arc_atmp,    /* temporary storage area */
	arc_aperm,   /* permanent storage */
	arc_fcontig, /* Contiguous and free */
};

union linux_memtypes {
    enum arcs_memtypes arcs;
    enum arc_memtypes arc;
};

struct linux_mdesc {
	union linux_memtypes type;
	ULONG base;
	ULONG pages;
};

/* Time of day descriptor. */
struct linux_tinfo {
	unsigned short yr;
	unsigned short mnth;
	unsigned short day;
	unsigned short hr;
	unsigned short min;
	unsigned short sec;
	unsigned short msec;
};

/* ARCS virtual dirents. */
struct linux_vdirent {
	ULONG namelen;
	unsigned char attr;
	char fname[32]; /* XXX empirical, should be a define */
};

/* Other stuff for files. */
enum linux_omode {
	rdonly, wronly, rdwr, wronly_creat, rdwr_creat,
	wronly_ssede, rdwr_ssede, dirent, dirent_creat
};

enum linux_seekmode {
	absolute, relative
};

enum linux_mountops {
	media_load, media_unload
};

/* This prom has a bolixed design. */
struct linux_bigint {
#ifdef __MIPSEL__
	u32 lo;
	s32 hi;
#else /* !(__MIPSEL__) */
	s32 hi;
	u32 lo;
#endif
};

struct linux_finfo {
	struct linux_bigint   begin;
	struct linux_bigint   end;
	struct linux_bigint   cur;
	enum linux_devtypes   dtype;
	unsigned long	      namelen;
	unsigned char	      attr;
	char		      name[32]; /* XXX empirical, should be define */
};

/* This describes the vector containing function pointers to the ARC
   firmware functions.	*/
struct linux_romvec {
	LONG	load;			/* Load an executable image. */
	LONG	invoke;			/* Invoke a standalong image. */
	LONG	exec;			/* Load and begin execution of a
					   standalone image. */
	LONG	halt;			/* Halt the machine. */
	LONG	pdown;			/* Power down the machine. */
	LONG	restart;		/* XXX soft reset??? */
	LONG	reboot;			/* Reboot the machine. */
	LONG	imode;			/* Enter PROM interactive mode. */
	LONG	_unused1;		/* Was ReturnFromMain(). */

/* PROM device tree interface. */
	LONG	next_component;
	LONG	child_component;
	LONG	parent_component;
	LONG	component_data;
	LONG	child_add;
	LONG	comp_del;
	LONG	component_by_path;

/* Misc. stuff. */
	LONG	cfg_save;
	LONG	get_sysid;

/* Probing for memory. */
	LONG	get_mdesc;
	LONG	_unused2;		/* was Signal() */

LONG	get_tinfo;
	LONG	get_rtime;

/* File type operations. */
	LONG	get_vdirent;
	LONG	open;
	LONG	close;
	LONG	read;
	LONG	get_rstatus;
	LONG	write;
	LONG	seek;
	LONG	mount;

/* Dealing with firmware environment variables. */
	LONG	get_evar;
	LONG	set_evar;

LONG	get_finfo;
	LONG	set_finfo;

/* Miscellaneous. */
	LONG	cache_flush;
	LONG	TestUnicodeCharacter;		/* ARC; not sure if ARCS too */
	LONG	GetDisplayStatus;
};

/* The SGI ARCS parameter block is in a fixed location for standalone
 * programs to access PROM facilities easily.
 */
typedef struct _SYSTEM_PARAMETER_BLOCK {
	ULONG			magic;		/* magic cookie */
#define PROMBLOCK_MAGIC	     0x53435241

ULONG			len;		/* length of parm block */
	USHORT			ver;		/* ARCS firmware version */
	USHORT			rev;		/* ARCS firmware revision */
	_PLONG			rs_block;	/* Restart block. */
	_PLONG			dbg_block;	/* Debug block. */
	_PLONG			gevect;		/* XXX General vector??? */
	_PLONG			utlbvect;	/* XXX UTLB vector??? */
	ULONG			rveclen;	/* Size of romvec struct. */
	_PVOID			romvec;		/* Function interface. */
	ULONG			pveclen;	/* Length of private vector. */
	_PVOID			pvector;	/* Private vector. */
	ULONG			adap_cnt;	/* Adapter count. */
	ULONG			adap_typ0;	/* First adapter type. */
	ULONG			adap_vcnt0;	/* Adapter 0 vector count. */
	_PVOID			adap_vector;	/* Adapter 0 vector ptr. */
	ULONG			adap_typ1;	/* Second adapter type. */
	ULONG			adap_vcnt1;	/* Adapter 1 vector count. */
	_PVOID			adap_vector1;	/* Adapter 1 vector ptr. */
	/* More adapter vectors go here... */
} SYSTEM_PARAMETER_BLOCK, *PSYSTEM_PARAMETER_BLOCK;

#define PROMBLOCK ((PSYSTEM_PARAMETER_BLOCK) (int)0xA0001000)
#define ROMVECTOR ((struct linux_romvec *) (long)(PROMBLOCK)->romvec)

/* Cache layout parameter block. */
union linux_cache_key {
	struct param {
#ifdef __MIPSEL__
		unsigned short size;
		unsigned char lsize;
		unsigned char bsize;
#else /* !(__MIPSEL__) */
		unsigned char bsize;
		unsigned char lsize;
		unsigned short size;
#endif
	} info;
	unsigned long allinfo;
};

/* Configuration data. */
struct linux_cdata {
	char *name;
	int mlen;
	enum linux_devtypes type;
};

/* Common SGI ARCS firmware file descriptors. */
#define SGIPROM_STDIN	  0
#define SGIPROM_STDOUT	  1

/* Common SGI ARCS firmware file types. */
#define SGIPROM_ROFILE	  0x01	/* read-only file */
#define SGIPROM_HFILE	  0x02	/* hidden file */
#define SGIPROM_SFILE	  0x04	/* System file */
#define SGIPROM_AFILE	  0x08	/* Archive file */
#define SGIPROM_DFILE	  0x10	/* Directory file */
#define SGIPROM_DELFILE	  0x20	/* Deleted file */

/* SGI ARCS boot record information. */
struct sgi_partition {
	unsigned char flag;
#define SGIPART_UNUSED 0x00
#define SGIPART_ACTIVE 0x80

unsigned char shead, ssect, scyl; /* unused */
	unsigned char systype; /* OS type, Irix or NT */
	unsigned char ehead, esect, ecyl; /* unused */
	unsigned char rsect0, rsect1, rsect2, rsect3;
	unsigned char tsect0, tsect1, tsect2, tsect3;
};

#define SGIBBLOCK_MAGIC	  0xaa55
#define SGIBBLOCK_MAXPART 0x0004

struct sgi_bootblock {
	unsigned char _unused[446];
	struct sgi_partition partitions[SGIBBLOCK_MAXPART];
	unsigned short magic;
};

/* BIOS parameter block. */
struct sgi_bparm_block {
	unsigned short bytes_sect;    /* bytes per sector */
	unsigned char  sect_clust;    /* sectors per cluster */
	unsigned short sect_resv;     /* reserved sectors */
	unsigned char  nfats;	      /* # of allocation tables */
	unsigned short nroot_dirents; /* # of root directory entries */
	unsigned short sect_volume;   /* sectors in volume */
	unsigned char  media_type;    /* media descriptor */
	unsigned short sect_fat;      /* sectors per allocation table */
	unsigned short sect_track;    /* sectors per track */
	unsigned short nheads;	      /* # of heads */
	unsigned short nhsects;	      /* # of hidden sectors */
};

struct sgi_bsector {
	unsigned char	jmpinfo[3];
	unsigned char	manuf_name[8];
	struct sgi_bparm_block info;
};

/* Debugging block used with SGI symmon symbolic debugger. */
#define SMB_DEBUG_MAGIC	  0xfeeddead
struct linux_smonblock {
	unsigned long	magic;
	void		(*handler)(void);  /* Breakpoint routine. */
	unsigned long	dtable_base;	   /* Base addr of dbg table. */
	int		(*printf)(const char *fmt, ...);
	unsigned long	btable_base;	   /* Breakpoint table. */
	unsigned long	mpflushreqs;	   /* SMP cache flush request list. */
	unsigned long	ntab;		   /* Name table. */
	unsigned long	stab;		   /* Symbol table. */
	int		smax;		   /* Max # of symbols. */
};

/*
 * Macros for calling a 32-bit ARC implementation from 64-bit code
 */

#if defined(CONFIG_64BIT) && defined(CONFIG_FW_ARC32)

extern long call_o32(long vec, void *stack, ...);

extern u64 o32_stk[4096];
#define O32_STK	(&o32_stk[ARRAY_SIZE(o32_stk)])

#define ARC_CALL0(dest)							\
({	long __res;							\
	long __vec = (long) romvec->dest;				\
	__res = call_o32(__vec, O32_STK);				\
	__res;								\
})

#define ARC_CALL1(dest, a1)						\
({	long __res;							\
	int  __a1 = (int) (long) (a1);					\
	long __vec = (long) romvec->dest;				\
	__res = call_o32(__vec, O32_STK, __a1);				\
	__res;								\
})

#define ARC_CALL2(dest, a1, a2)						\
({	long __res;							\
	int  __a1 = (int) (long) (a1);					\
	int  __a2 = (int) (long) (a2);					\
	long __vec = (long) romvec->dest;				\
	__res = call_o32(__vec, O32_STK, __a1, __a2);			\
	__res;								\
})

#define ARC_CALL3(dest, a1, a2, a3)					\
({	long __res;							\
	int  __a1 = (int) (long) (a1);					\
	int  __a2 = (int) (long) (a2);					\
	int  __a3 = (int) (long) (a3);					\
	long __vec = (long) romvec->dest;				\
	__res = call_o32(__vec, O32_STK, __a1, __a2, __a3);		\
	__res;								\
})

#define ARC_CALL4(dest, a1, a2, a3, a4)					\
({	long __res;							\
	int  __a1 = (int) (long) (a1);					\
	int  __a2 = (int) (long) (a2);					\
	int  __a3 = (int) (long) (a3);					\
	int  __a4 = (int) (long) (a4);					\
	long __vec = (long) romvec->dest;				\
	__res = call_o32(__vec, O32_STK, __a1, __a2, __a3, __a4);	\
	__res;								\
})

#define ARC_CALL5(dest, a1, a2, a3, a4, a5)				\
({	long __res;							\
	int  __a1 = (int) (long) (a1);					\
	int  __a2 = (int) (long) (a2);					\
	int  __a3 = (int) (long) (a3);					\
	int  __a4 = (int) (long) (a4);					\
	int  __a5 = (int) (long) (a5);					\
	long __vec = (long) romvec->dest;				\
	__res = call_o32(__vec, O32_STK, __a1, __a2, __a3, __a4, __a5);	\
	__res;								\
})

#endif /* defined(CONFIG_64BIT) && defined(CONFIG_FW_ARC32) */

#if (defined(CONFIG_32BIT) && defined(CONFIG_FW_ARC32)) ||		\
    (defined(CONFIG_64BIT) && defined(CONFIG_FW_ARC64))

#define ARC_CALL0(dest)							\
({	long __res;							\
	long (*__vec)(void) = (void *) romvec->dest;			\
									\
	__res = __vec();						\
	__res;								\
})

#define ARC_CALL1(dest, a1)						\
({	long __res;							\
	long __a1 = (long) (a1);					\
	long (*__vec)(long) = (void *) romvec->dest;			\
									\
	__res = __vec(__a1);						\
	__res;								\
})

#define ARC_CALL2(dest, a1, a2)						\
({	long __res;							\
	long __a1 = (long) (a1);					\
	long __a2 = (long) (a2);					\
	long (*__vec)(long, long) = (void *) romvec->dest;		\
									\
	__res = __vec(__a1, __a2);					\
	__res;								\
})

#define ARC_CALL3(dest, a1, a2, a3)					\
({	long __res;							\
	long __a1 = (long) (a1);					\
	long __a2 = (long) (a2);					\
	long __a3 = (long) (a3);					\
	long (*__vec)(long, long, long) = (void *) romvec->dest;	\
									\
	__res = __vec(__a1, __a2, __a3);				\
	__res;								\
})

#define ARC_CALL4(dest, a1, a2, a3, a4)					\
({	long __res;							\
	long __a1 = (long) (a1);					\
	long __a2 = (long) (a2);					\
	long __a3 = (long) (a3);					\
	long __a4 = (long) (a4);					\
	long (*__vec)(long, long, long, long) = (void *) romvec->dest;	\
									\
	__res = __vec(__a1, __a2, __a3, __a4);				\
	__res;								\
})

#define ARC_CALL5(dest, a1, a2, a3, a4, a5)				\
({	long __res;							\
	long __a1 = (long) (a1);					\
	long __a2 = (long) (a2);					\
	long __a3 = (long) (a3);					\
	long __a4 = (long) (a4);					\
	long __a5 = (long) (a5);					\
	long (*__vec)(long, long, long, long, long);			\
	__vec = (void *) romvec->dest;					\
									\
	__res = __vec(__a1, __a2, __a3, __a4, __a5);			\
	__res;								\
})
#endif /* both kernel and ARC either 32-bit or 64-bit */

#endif /* _ASM_SGIARCS_H */

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