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- /*
- * 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 <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 imperical, 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;
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