diff options
Diffstat (limited to 'sys/arch/i386/include/mpbiosreg.h')
| -rw-r--r-- | sys/arch/i386/include/mpbiosreg.h | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/sys/arch/i386/include/mpbiosreg.h b/sys/arch/i386/include/mpbiosreg.h new file mode 100644 index 00000000000..d42aed04cdc --- /dev/null +++ b/sys/arch/i386/include/mpbiosreg.h @@ -0,0 +1,155 @@ +/* $OpenBSD: mpbiosreg.h,v 1.2 2004/06/13 21:49:16 niklas Exp $ */ +/* $NetBSD: mpbiosreg.h,v 1.1.2.3 2000/02/29 13:17:51 sommerfeld Exp $ */ + +/*- + * Copyright (c) 2000 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by RedBack Networks Inc. + * + * Author: Bill Sommerfeld + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef _I386_MPBIOSREG_H_ +#define _I386_MPBIOSREG_H_ + +#define BIOS_BASE (0xf0000) +#define BIOS_SIZE (0x10000) +#define BIOS_COUNT (BIOS_SIZE) + +/* + * Multiprocessor config table entry types. + */ + +#define MPS_MCT_CPU 0 +#define MPS_MCT_BUS 1 +#define MPS_MCT_IOAPIC 2 +#define MPS_MCT_IOINT 3 +#define MPS_MCT_LINT 4 + +#define MPS_MCT_NTYPES 5 + +/* + * Interrupt typess + */ + +#define MPS_INTTYPE_INT 0 +#define MPS_INTTYPE_NMI 1 +#define MPS_INTTYPE_SMI 2 +#define MPS_INTTYPE_ExtINT 3 + +#define MPS_INTPO_DEF 0 +#define MPS_INTPO_ACTHI 1 +#define MPS_INTPO_ACTLO 3 + +#define MPS_INTTR_DEF 0 +#define MPS_INTTR_EDGE 1 +#define MPS_INTTR_LEVEL 3 + + +/* MP Floating Pointer Structure */ +struct mpbios_fps { + u_int32_t signature; +/* string defined by the Intel MP Spec as identifying the MP table */ +#define MP_FP_SIG 0x5f504d5f /* _MP_ */ + + u_int32_t pap; + u_int8_t length; + u_int8_t spec_rev; + u_int8_t checksum; + u_int8_t mpfb1; /* system configuration */ + u_int8_t mpfb2; /* flags */ +#define MPFPS_FLAG_IMCR 0x80 /* IMCR present */ + u_int8_t mpfb3; /* unused */ + u_int8_t mpfb4; /* unused */ + u_int8_t mpfb5; /* unused */ +}; + +/* MP Configuration Table Header */ +struct mpbios_cth { + u_int32_t signature; +#define MP_CT_SIG 0x504d4350 /* PCMP */ + + u_int16_t base_len; + u_int8_t spec_rev; + u_int8_t checksum; + u_int8_t oem_id[8]; + u_int8_t product_id[12]; + u_int32_t oem_table_pointer; + u_int16_t oem_table_size; + u_int16_t entry_count; + u_int32_t apic_address; + u_int16_t ext_len; + u_int8_t ext_cksum; + u_int8_t reserved; +}; + +struct mpbios_proc { + u_int8_t type; + u_int8_t apic_id; + u_int8_t apic_version; + u_int8_t cpu_flags; +#define PROCENTRY_FLAG_EN 0x01 +#define PROCENTRY_FLAG_BP 0x02 + u_long cpu_signature; + u_long feature_flags; + u_long reserved1; + u_long reserved2; +}; + +struct mpbios_bus { + u_int8_t type; + u_int8_t bus_id; + char bus_type[6]; +}; + +struct mpbios_ioapic { + u_int8_t type; + u_int8_t apic_id; + u_int8_t apic_version; + u_int8_t apic_flags; +#define IOAPICENTRY_FLAG_EN 0x01 + void *apic_address; +}; + +struct mpbios_int { + u_int8_t type; + u_int8_t int_type; + u_int16_t int_flags; + u_int8_t src_bus_id; + u_int8_t src_bus_irq; + u_int8_t dst_apic_id; +#define MPS_ALL_APICS 0xff + u_int8_t dst_apic_int; +}; + +#endif /* !_I386_MPBIOSREG_H_ */ |