obpdefs.h revision 7c478bd95313f5f23a4c958a745db2134aa03244
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 1991-2003 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_OBPDEFS_H
#define _SYS_OBPDEFS_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#define OBP_PSEUDO_ROMVEC_VERSION 5555
typedef int ihandle_t;
typedef int phandle_t;
typedef phandle_t dnode_t;
/*
* Device type matching
*/
#define OBP_NONODE ((dnode_t)0)
#define OBP_BADNODE ((dnode_t)-1)
/*
* Property Defines
*/
#define OBP_NAME "name"
#define OBP_REG "reg"
#define OBP_INTR "intr"
#define OBP_RANGES "ranges"
#define OBP_INTERRUPTS "interrupts"
#define OBP_COMPATIBLE "compatible"
#define OBP_STATUS "status"
#define OBP_BOARDNUM "board#"
#define OBP_MAC_ADDR "mac-address"
#define OBP_STDINPATH "stdin-path"
#define OBP_STDOUTPATH "stdout-path"
#define OBP_IDPROM "idprom"
#define OBP_DEVICETYPE "device_type"
#define OBP_DISPLAY "display"
#define OBP_NETWORK "network"
#define OBP_BYTE "byte"
#define OBP_BLOCK "block"
#define OBP_SERIAL "serial"
#define OBP_HIERARCHICAL "hierarchical"
#define OBP_IPI "ipi3"
#define OBP_CPU "cpu"
#define OBP_ADDRESS "address"
/*
* OBP status values defines
*/
#define OBP_ST_OKAY "okay"
#define OBP_ST_DISABLED "disabled"
#define OBP_ST_FAIL "fail"
/*
* Max size of a path component and a property name (not value)
* These are standard definitions.
*/
#define OBP_MAXDRVNAME 32 /* defined in P1275 */
#define OBP_MAXPROPNAME 32 /* defined in P1275 */
/*
* NB: Max pathname length is a platform-dependent parameter.
* Also note that this parameter is used to define the crpconfig
* structure in cpr.h. The cprconfig structure is currently
* consumed by other consolidations. Care should be take before
* changing this parameter value.
*/
#define OBP_MAXPATHLEN 256 /* Platform dependent */
/*
* Every OBP node must have a `/' followed by at least 2 chars,
* so we can deduce the maxdepth of any OBP tree to be
* OBP_MAXPATHNAME/3. This is a good first swag.
*/
#define OBP_STACKDEPTH (OBP_MAXPATHLEN/3)
#define ROMVEC_BLKSIZE 512 /* XXX */
/*
* OBP Module mailbox messages for MP's
*
* 00..7F : power-on self test
*
* 80..8F : active in boot prom (at the "ok" prompt)
*
* 90..EF : idle in boot prom
*
* F0 : active in application
*
* F1..FA : reserved for future use
*
* FB : One processor exited to the PROM via op_exit(),
* call to prom_stopcpu() requested.
*
* FC : One processor entered the PROM via op_enter(),
* call to prom_idlecpu() requested.
*
* FD : One processor hit a BREAKPOINT,
* call to prom_idlecpu() requested.
*
* FE : One processor got a WATCHDOG RESET
* call to prom_stopcpu() requested.
*
* FF : This processor not available.
*
*/
#define OBP_MB_IDLE_LOW ((unsigned char)(0x90))
#define OBP_MB_IDLE_HIGH ((unsigned char)(0xef))
#define OBP_MB_IS_IDLE(s) (((s) >= OBP_MB_IDLE_LOW) && \
((s) <= OBP_MB_IDLE_HIGH))
#define OBP_MB_ACTIVE ((unsigned char)(0xf0))
#define OBP_MB_EXIT_STOP ((unsigned char)(0xfb))
#define OBP_MB_ENTER_IDLE ((unsigned char)(0xfc))
#define OBP_MB_BRKPT_IDLE ((unsigned char)(0xfd))
#define OBP_MB_WATCHDOG_STOP ((unsigned char)(0xfe))
/*
* The possible values for "*romp->v_insource" and "*romp->v_outsink" are
* listed below. These may be extended in the future. Your program should
* cope with this gracefully (e.g. by continuing to vector through the ROM
* I/O routines if these are set in a way you don't understand).
*/
#define INKEYB 0 /* Input from parallel keyboard. */
#define INUARTA 1 /* Input or output to Uart A. */
#define INUARTB 2 /* Input or output to Uart B. */
#define INUARTC 3 /* Input or output to Uart C. */
#define INUARTD 4 /* Input or output to Uart D. */
#define OUTSCREEN 0 /* Output to frame buffer. */
#define OUTUARTA 1 /* Input or output to Uart A. */
#define OUTUARTB 2 /* Input or output to Uart B. */
#define OUTUARTC 3 /* Input or output to Uart C. */
#define OUTUARTD 4 /* Input or output to Uart D. */
/*
* Structure set up by the boot command to pass arguments to the booted
* program.
*/
struct bootparam {
char *bp_argv[8]; /* String arguments. */
char bp_strings[100]; /* String table for string arguments. */
char bp_dev[2]; /* Device name. */
int bp_ctlr; /* Controller Number. */
int bp_unit; /* Unit Number. */
int bp_part; /* Partition/file Number. */
char *bp_name; /* File name. Points into "bp_strings" */
struct boottab *bp_boottab; /* Points to table entry for device */
};
#ifdef __cplusplus
}
#endif
#endif /* _SYS_OBPDEFS_H */