/*-
* SPDX-License-Identifier: BSD-2-Clause
*
* Copyright (c) 1996, by Steve Passe
* All rights reserved.
*
* 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. The name of the developer may NOT be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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 __MACHINE_MPTABLE_H__
#define __MACHINE_MPTABLE_H__
enum busTypes {
NOBUS = 0,
CBUS = 1,
CBUSII = 2,
EISA = 3,
ISA = 6,
MCA = 9,
PCI = 13,
XPRESS = 18,
MAX_BUSTYPE = 18,
UNKNOWN_BUSTYPE = 0xff
};
/* MP Floating Pointer Structure */
typedef struct MPFPS {
uint8_t signature[4];
uint32_t pap;
uint8_t length;
uint8_t spec_rev;
uint8_t checksum;
uint8_t config_type;
uint8_t mpfb2;
uint8_t mpfb3;
uint8_t mpfb4;
uint8_t mpfb5;
} __packed *mpfps_t;
#define MPFB2_IMCR_PRESENT 0x80
#define MPFB2_MUL_CLK_SRCS 0x40
/* MP Configuration Table Header */
typedef struct MPCTH {
uint8_t signature[4];
uint16_t base_table_length;
uint8_t spec_rev;
uint8_t checksum;
uint8_t oem_id[8];
uint8_t product_id[12];
uint32_t oem_table_pointer;
uint16_t oem_table_size;
uint16_t entry_count;
uint32_t apic_address;
uint16_t extended_table_length;
uint8_t extended_table_checksum;
uint8_t reserved;
} __packed *mpcth_t;
/* Base table entries */
#define MPCT_ENTRY_PROCESSOR 0
#define MPCT_ENTRY_BUS 1
#define MPCT_ENTRY_IOAPIC 2
#define MPCT_ENTRY_INT 3
#define MPCT_ENTRY_LOCAL_INT 4
typedef struct PROCENTRY {
uint8_t type;
uint8_t apic_id;
uint8_t apic_version;
uint8_t cpu_flags;
uint32_t cpu_signature;
uint32_t feature_flags;
uint32_t reserved1;
uint32_t reserved2;
} __packed *proc_entry_ptr;
#define PROCENTRY_FLAG_EN 0x01
#define PROCENTRY_FLAG_BP 0x02
typedef struct BUSENTRY {
uint8_t type;
uint8_t bus_id;
uint8_t bus_type[6];
} __packed *bus_entry_ptr;
typedef struct IOAPICENTRY {
uint8_t type;
uint8_t apic_id;
uint8_t apic_version;
uint8_t apic_flags;
uint32_t apic_address;
} __packed *io_apic_entry_ptr;
#define IOAPICENTRY_FLAG_EN 0x01
typedef struct INTENTRY {
uint8_t type;
uint8_t int_type;
uint16_t int_flags;
uint8_t src_bus_id;
uint8_t src_bus_irq;
uint8_t dst_apic_id;
uint8_t dst_apic_int;
} __packed *int_entry_ptr;
#define INTENTRY_TYPE_INT 0
#define INTENTRY_TYPE_NMI 1
#define INTENTRY_TYPE_SMI 2
#define INTENTRY_TYPE_EXTINT 3
#define INTENTRY_FLAGS_POLARITY 0x3
#define INTENTRY_FLAGS_POLARITY_CONFORM 0x0
#define INTENTRY_FLAGS_POLARITY_ACTIVEHI 0x1
#define INTENTRY_FLAGS_POLARITY_ACTIVELO 0x3
#define INTENTRY_FLAGS_TRIGGER 0xc
#define INTENTRY_FLAGS_TRIGGER_CONFORM 0x0
#define INTENTRY_FLAGS_TRIGGER_EDGE 0x4
#define INTENTRY_FLAGS_TRIGGER_LEVEL 0xc
/* Extended table entries */
typedef struct EXTENTRY {
uint8_t type;
uint8_t length;
} __packed *ext_entry_ptr;
#define MPCT_EXTENTRY_SAS 0x80
#define MPCT_EXTENTRY_BHD 0x81
#define MPCT_EXTENTRY_CBASM 0x82
typedef struct SASENTRY {
uint8_t type;
uint8_t length;
uint8_t bus_id;
uint8_t address_type;
uint64_t address_base;
uint64_t address_length;
} __packed *sas_entry_ptr;
#define SASENTRY_TYPE_IO 0
#define SASENTRY_TYPE_MEMORY 1
#define SASENTRY_TYPE_PREFETCH 2
typedef struct BHDENTRY {
uint8_t type;
uint8_t length;
uint8_t bus_id;
uint8_t bus_info;
uint8_t parent_bus;
uint8_t reserved[3];
} __packed *bhd_entry_ptr;
#define BHDENTRY_INFO_SUBTRACTIVE_DECODE 0x1
typedef struct CBASMENTRY {
uint8_t type;
uint8_t length;
uint8_t bus_id;
uint8_t address_mod;
uint32_t predefined_range;
} __packed *cbasm_entry_ptr;
#define CBASMENTRY_ADDRESS_MOD_ADD 0x0
#define CBASMENTRY_ADDRESS_MOD_SUBTRACT 0x1
#define CBASMENTRY_RANGE_ISA_IO 0
#define CBASMENTRY_RANGE_VGA_IO 1
#ifdef _KERNEL
struct mptable_hostb_softc {
#ifdef NEW_PCIB
struct pcib_host_resources sc_host_res;
int sc_decodes_vga_io;
int sc_decodes_isa_io;
#endif
};
#ifdef NEW_PCIB
void mptable_pci_host_res_init(device_t pcib);
#endif
int mptable_pci_probe_table(int bus);
int mptable_pci_route_interrupt(device_t pcib, device_t dev, int pin);
#endif
#endif /* !__MACHINE_MPTABLE_H__ */
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