119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
/*
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* Copyright (c) 2003 Marcel Moolenaar
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* All rights reserved.
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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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*
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/types.h>
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#include <machine/md_var.h>
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#include <machine/sal.h>
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#include <stand.h>
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#include "libski.h"
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extern void PalProc(void);
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static sal_entry_t SalProc;
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struct {
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struct sal_system_table header;
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struct sal_entrypoint_descriptor entry;
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struct sal_ap_wakeup_descriptor wakeup;
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} sal_systab = {
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/* Header. */
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{
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SAL_SIGNATURE,
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sizeof(sal_systab),
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{ 00, 03 }, /* Revision 3.0. */
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2, /* Number of decsriptors. */
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0, /* XXX checksum. */
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{ 0 },
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{ 00, 00 }, /* XXX SAL_A version. */
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{ 00, 00 }, /* XXX SAL_B version. */
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"FreeBSD",
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"Ski loader",
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{ 0 }
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},
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/* Entrypoint. */
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{
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0, /* Type=entrypoint descr. */
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{ 0 },
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0, /* XXX PalProc. */
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0, /* XXX SalProc. */
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0, /* XXX SalProc GP. */
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{ 0 }
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},
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/* AP wakeup. */
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{
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5, /* Type=AP wakeup descr. */
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0, /* External interrupt. */
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{ 0 },
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255 /* Wakeup vector. */
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}
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};
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static inline void
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puts(const char *s)
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{
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s = (const char *)((7UL << 61) | (u_long)s);
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while (*s)
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ski_cons_putchar(*s++);
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}
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static struct ia64_sal_result
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SalProc(u_int64_t a1, u_int64_t a2, u_int64_t a3, u_int64_t a4, u_int64_t a5,
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u_int64_t a6, u_int64_t a7, u_int64_t a8)
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{
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struct ia64_sal_result res;
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res.sal_status = -3;
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res.sal_result[0] = 0;
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res.sal_result[1] = 0;
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res.sal_result[2] = 0;
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if (a1 == SAL_FREQ_BASE) {
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res.sal_status = 0;
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res.sal_result[0] = 133338184;
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} else if (a1 == SAL_SET_VECTORS) {
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/* XXX unofficial SSC function. */
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ssc(a2, a3, a4, a5, SSC_SAL_SET_VECTORS);
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} else if (a1 != SAL_GET_STATE_INFO_SIZE) {
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puts("SAL: unimplemented function called\n");
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}
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return (res);
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}
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void
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sal_stub_init(void)
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{
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struct ia64_fdesc *fd;
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fd = (void*)PalProc;
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sal_systab.entry.sale_pal_proc = fd->func;
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fd = (void*)SalProc;
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sal_systab.entry.sale_sal_proc = fd->func;
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sal_systab.entry.sale_sal_gp = fd->gp;
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}
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