Annotation of sys/arch/vax/vax/ka630.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: ka630.c,v 1.9 2003/06/02 23:27:58 millert Exp $ */
! 2: /* $NetBSD: ka630.c,v 1.17 1999/09/06 19:52:52 ragge Exp $ */
! 3: /*-
! 4: * Copyright (c) 1982, 1988, 1990, 1993
! 5: * The Regents of the University of California. All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: * 3. Neither the name of the University nor the names of its contributors
! 16: * may be used to endorse or promote products derived from this software
! 17: * without specific prior written permission.
! 18: *
! 19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 29: * SUCH DAMAGE.
! 30: *
! 31: * @(#)ka630.c 7.8 (Berkeley) 5/9/91
! 32: */
! 33:
! 34: #include <sys/param.h>
! 35: #include <sys/types.h>
! 36: #include <sys/device.h>
! 37: #include <sys/kernel.h>
! 38: #include <sys/time.h>
! 39: #include <sys/systm.h>
! 40:
! 41: #include <uvm/uvm_extern.h>
! 42:
! 43: #include <machine/cpu.h>
! 44: #include <machine/pmap.h>
! 45: #include <machine/ka630.h>
! 46: #include <machine/clock.h>
! 47: #include <machine/vsbus.h>
! 48:
! 49: static struct uvaxIIcpu *uvaxIIcpu_ptr;
! 50:
! 51: static void ka630_conf(void);
! 52: static void ka630_memerr(void);
! 53: static int ka630_mchk(caddr_t);
! 54: static void ka630_halt(void);
! 55: static void ka630_reboot(int);
! 56: static void ka630_clrf(void);
! 57:
! 58: struct cpu_dep ka630_calls = {
! 59: 0,
! 60: ka630_mchk,
! 61: ka630_memerr,
! 62: ka630_conf,
! 63: chip_clkread,
! 64: chip_clkwrite,
! 65: 1, /* ~VUPS */
! 66: 2, /* SCB pages */
! 67: ka630_halt,
! 68: ka630_reboot,
! 69: ka630_clrf,
! 70: };
! 71:
! 72: /*
! 73: * uvaxII_conf() is called by cpu_attach to do the cpu_specific setup.
! 74: */
! 75: void
! 76: ka630_conf()
! 77: {
! 78: clk_adrshift = 0; /* Addressed at short's... */
! 79: clk_tweak = 0; /* ...and no shifting */
! 80: clk_page = (short *)vax_map_physmem((paddr_t)KA630CLK, 1);
! 81:
! 82: uvaxIIcpu_ptr = (void *)vax_map_physmem(VS_REGS, 1);
! 83:
! 84: /*
! 85: * Enable memory parity error detection and clear error bits.
! 86: */
! 87: uvaxIIcpu_ptr->uvaxII_mser = (UVAXIIMSER_PEN | UVAXIIMSER_MERR |
! 88: UVAXIIMSER_LEB);
! 89: }
! 90:
! 91: /* log crd errors */
! 92: void
! 93: ka630_memerr()
! 94: {
! 95: printf("memory err!\n");
! 96: }
! 97:
! 98: #define NMC78032 10
! 99: char *mc78032[] = {
! 100: 0, "immcr (fsd)", "immcr (ssd)", "fpu err 0",
! 101: "fpu err 7", "mmu st(tb)", "mmu st(m=0)", "pte in p0",
! 102: "pte in p1", "un intr id",
! 103: };
! 104:
! 105: struct mc78032frame {
! 106: int mc63_bcnt; /* byte count == 0xc */
! 107: int mc63_summary; /* summary parameter */
! 108: int mc63_mrvaddr; /* most recent vad */
! 109: int mc63_istate; /* internal state */
! 110: int mc63_pc; /* trapped pc */
! 111: int mc63_psl; /* trapped psl */
! 112: };
! 113:
! 114: int
! 115: ka630_mchk(cmcf)
! 116: caddr_t cmcf;
! 117: {
! 118: register struct mc78032frame *mcf = (struct mc78032frame *)cmcf;
! 119: register u_int type = mcf->mc63_summary;
! 120:
! 121: printf("machine check %x", type);
! 122: if (type < NMC78032 && mc78032[type])
! 123: printf(": %s", mc78032[type]);
! 124: printf("\n\tvap %x istate %x pc %x psl %x\n",
! 125: mcf->mc63_mrvaddr, mcf->mc63_istate,
! 126: mcf->mc63_pc, mcf->mc63_psl);
! 127: if (uvaxIIcpu_ptr && uvaxIIcpu_ptr->uvaxII_mser & UVAXIIMSER_MERR) {
! 128: printf("\tmser=0x%lx ", uvaxIIcpu_ptr->uvaxII_mser);
! 129: if (uvaxIIcpu_ptr->uvaxII_mser & UVAXIIMSER_CPUE)
! 130: printf("page=%ld", uvaxIIcpu_ptr->uvaxII_cear);
! 131: if (uvaxIIcpu_ptr->uvaxII_mser & UVAXIIMSER_DQPE)
! 132: printf("page=%ld", uvaxIIcpu_ptr->uvaxII_dear);
! 133: printf("\n");
! 134: }
! 135: return (-1);
! 136: }
! 137:
! 138: static void
! 139: ka630_halt()
! 140: {
! 141: ((struct ka630clock *)clk_page)->cpmbx = KA630CLK_DOTHIS|KA630CLK_HALT;
! 142: asm("halt");
! 143: }
! 144:
! 145: static void
! 146: ka630_reboot(arg)
! 147: int arg;
! 148: {
! 149: ((struct ka630clock *)clk_page)->cpmbx =
! 150: KA630CLK_DOTHIS | KA630CLK_REBOOT;
! 151: }
! 152:
! 153: /*
! 154: * Clear restart and boot in progress flags in the CPMBX.
! 155: */
! 156: static void
! 157: ka630_clrf()
! 158: {
! 159: short i = ((struct ka630clock *)clk_page)->cpmbx;
! 160:
! 161: ((struct ka630clock *)clk_page)->cpmbx = i & KA630CLK_LANG;
! 162: }
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