227 lines
8.0 KiB
C
227 lines
8.0 KiB
C
/* $NetBSD: bugsyscalls.h,v 1.1 2002/02/27 21:02:27 scw Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Steve C. Woodford.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __BUGSYSCALLS_H
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#define __BUGSYSCALLS_H
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/*
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* Basic Console I/O system calls
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*/
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extern char bugsys_inchr(void);
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extern void bugsys_outchr(char);
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extern int bugsys_instat(void);
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/*
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* Basic Disk I/O system calls
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*/
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struct bug_diskio {
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u_int8_t dc_clun; /* Controller LUN for operation */
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u_int8_t dc_dlun; /* Device LUN for operation */
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u_int16_t dc_status; /* Completion status written here */
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void *dc_buffer; /* Pointer to dest/src buffer */
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u_int32_t dc_block; /* Starting block/file-number */
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u_int16_t dc_nblocks; /* Number of blocks to transfer */
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u_int8_t dc_flag; /* Flag (see below) */
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u_int8_t dc_am; /* VMEbus address modifier, or zero */
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};
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#define BUG_DISKCMD_FLAG_FILEMARK (1 << 7)
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#define BUG_DISKCMD_FLAG_IFN (1 << 1)
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#define BUG_DISKCMD_FLAG_EOF (1 << 0)
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extern int bugsys_dskrd(struct bug_diskio *);
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extern int bugsys_dskwr(struct bug_diskio *);
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/*
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* Basic Nework I/O system calls
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*/
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struct bug_netio {
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u_int8_t nc_clun; /* Controller LUN for operation */
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u_int8_t nc_dlun; /* Device LUN for operation */
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u_int16_t nc_status; /* Completion status written here */
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u_int32_t nc_command; /* Command identifier */
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void *nc_buffer; /* Pointer to dest/src data buffer */
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u_int32_t nc_length; /* Number of bytes of data */
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u_int32_t nc_csr; /* Status/Control flags */
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};
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#define BUG_NETIO_CMD_INIT 0x0 /* Initialise Device/Channel/Node */
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#define BUG_NETIO_CMD_GET_MAC 0x1 /* Get ethernet MAC address */
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#define BUG_NETIO_CMD_TRANSMIT 0x2 /* Transmit a packet of data */
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#define BUG_NETIO_CMD_RECEIVE 0x3 /* Receive a packet of data */
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#define BUG_NETIO_CMD_FLUSH 0x4 /* Flush receive buffers */
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#define BUG_NETIO_CMD_RESET 0x5 /* Reset Device/Channel/Node */
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#define BUG_NETIO_CSR_RX_COMPLETE (1<<16)
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extern int bugsys_netio(struct bug_netio *);
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/*
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* Miscellaneous system calls
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*/
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extern void bugsys_delay(int);
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struct bug_boardid {
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u_int32_t bi_eyecatcher; /* Eye catcher pattern */
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u_int8_t bi_rev; /* PPCBug Revision, in BCD */
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u_int8_t bi_month; /* PPCBug Month, in BCD */
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u_int8_t bi_day; /* PPCBug Day, in BCD */
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u_int8_t bi_year; /* PPCBug Year, in BCD */
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u_int16_t bi_size; /* Size of this structure */
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u_int16_t bi_resvd;
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u_int16_t bi_bnumber; /* Board number, in BCD */
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u_int16_t bi_bsuffix; /* Board suffix, in BCD */
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u_int32_t bi_options; /* Board options. See below */
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u_int16_t bi_clun; /* Boot device CLUN */
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u_int16_t bi_dlun; /* Boot device DLUN */
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u_int16_t bi_devtype; /* Boot device type. See below */
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u_int16_t bi_devnumber; /* Boot device number */
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u_int32_t bi_resvd2;
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};
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#define BUG_BOARDID_OPT_CPU_MASK 0x0f
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#define BUG_BOARDID_OPT_CPU_SHIFT 0
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#define BUG_BOARDID_OPT_CPU_MPC620 1
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#define BUG_BOARDID_OPT_CPU_MPC601 1
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#define BUG_BOARDID_OPT_CPU_MPC602 2
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#define BUG_BOARDID_OPT_CPU_MPC603 3
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#define BUG_BOARDID_OPT_CPU_MPC604 4
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#define BUG_BOARDID_OPT_FAMILY_MASK 0x07
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#define BUG_BOARDID_OPT_FAMILY_SHIFT 6
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#define BUG_BOARDID_OPT_FAMILY_MPC600 2
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#define BUG_BOARDID_OPT_FPC (1 << 7)
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#define BUG_BOARDID_OPT_MMU (1 << 8)
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#define BUG_BOARDID_OPT_MMB (1 << 9)
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#define BUG_BOARDID_DEVTYPE_DIRECT 0 /* Direct Access Device (disk) */
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#define BUG_BOARDID_DEVTYPE_SEQ 1 /* Sequential Access Device (tape) */
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#define BUG_BOARDID_DEVTYPE_PRINTER 2 /* Printer device */
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#define BUG_BOARDID_DEVTYPE_PROCESSOR 3 /* Processor device */
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#define BUG_BOARDID_DEVTYPE_WORM 4 /* WORM device */
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#define BUG_BOARDID_DEVTYPE_CDROM 5 /* CD-ROM device */
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#define BUG_BOARDID_DEVTYPE_SCANNER 6 /* Scanner device */
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#define BUG_BOARDID_DEVTYPE_OPTICAL 7 /* Optical memory device */
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#define BUG_BOARDID_DEVTYPE_CHANGER 8 /* Medium Changer device */
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#define BUG_BOARDID_DEVTYPE_COMMS 9 /* Communications device */
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extern struct bug_boardid *bugsys_brdid(void);
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struct bug_ioinquiry {
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u_int32_t ii_portnum; /* Port number */
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char *ii_boardname; /* Board name pointer */
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u_int32_t ii_channel; /* Channel number */
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u_int32_t ii_devaddr; /* Device address */
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u_int32_t ii_concurmode; /* Concurrent mode */
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u_int32_t ii_modemid; /* Modem ID */
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struct bug_ioctrl *ii_ioctrl; /* I/O control struction pointer */
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u_int32_t ii_error; /* Error code */
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u_int32_t ii_resvd[3];
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};
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#define BUG_IOINQ_PORT_CONSOLE 0xffffffff
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struct bug_ioctrl {
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u_int32_t ic_ctrlbits;
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u_int32_t ic_baud;
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u_int32_t ic_protocol;
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u_int32_t ic_sync1;
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u_int32_t ic_sync2;
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u_int32_t ic_xonchar;
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u_int32_t ic_xoffchar;
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};
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#define IOCTRL_PARITY_ODD (1 << 0)
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#define IOCTRL_PARITY_EVEN (1 << 1)
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#define IOCTRL_BITS_8 (1 << 2)
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#define IOCTRL_BITS_7 (1 << 3)
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#define IOCTRL_BITS_6 (1 << 4)
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#define IOCTRL_BITS_5 (1 << 5)
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#define IOCTRL_STOP_2 (1 << 6)
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#define IOCTRL_STOP_1 (1 << 7)
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extern struct bug_ioinquiry *bugsys_ioinq(struct bug_ioinquiry *);
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struct bug_rtc_rd {
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u_int8_t rr_year;
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u_int8_t rr_month;
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u_int8_t rr_dayofmonth;
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u_int8_t rr_dayofweek;
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u_int8_t rr_hour;
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u_int8_t rr_minute;
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u_int8_t rr_second;
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u_int8_t rr_calibration;
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};
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extern void bugsys_rtc_rd(struct bug_rtc_rd *);
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/*
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* Information passed from bug to the bootstrap program when in PReP mode.
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*
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* Note: This is the only option for booting from disk...
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*/
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struct bug_prepinfo {
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void *bpi_residual; /* PReP mode's "residual data" */
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void *bpi_loadaddr; /* Load address of bootstrap code */
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};
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/*
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* Information passed when in traditional PPCBug mode
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*
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* Note: This appears to be the case for netboot only...
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*/
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struct bug_buginfo {
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int bbi_clun; /* Boot controller LUN */
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int bbi_dlun; /* Boot device LUN */
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u_int32_t bbi_devaddr; /* PCI config. addr. of boot device */
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void *bbi_loadaddr; /* Load address of bootstrap code */
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void *bbi_ipaddr; /* Pointer to IP address parameters */
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const char *bbi_fnstart; /* Boot filename string start */
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const char *bbi_fnend; /* Boot filename string end */
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char *bbi_argstart; /* Boot argument string start */
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char *bbi_argend; /* Boot argument string end */
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};
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/*
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* Structure passed into C code from srt0.S
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*/
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struct bug_bootinfo {
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int bbi_bugmode; /* Non-zero if traditional bug boot */
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union {
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struct bug_prepinfo bpi;
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struct bug_buginfo bbi;
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} bbi_bi;
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};
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#endif /* __BUGSYSCALLS_H */
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