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29 jermar 1 
/*
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 * Copyright (C) 2005 Jakub Jermar
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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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 * - 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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 * - 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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 * - The name of the author may not be used to endorse or promote products
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 *   derived from this software without specific prior written permission.
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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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1702 cejka 29 
 /** @addtogroup genarch   
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 * @{
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 */
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/** @file
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 */
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#ifndef __MADT_H__
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#define __MADT_H__
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452 decky 38 
#include <genarch/acpi/acpi.h>
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#include <arch/smp/apic.h>
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#include <arch/smp/smp.h>
29 jermar 41 
 
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#define MADT_L_APIC         0
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#define MADT_IO_APIC            1
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#define MADT_INTR_SRC_OVRD      2
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#define MADT_NMI_SRC            3
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#define MADT_L_APIC_NMI         4
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#define MADT_L_APIC_ADDR_OVRD       5
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#define MADT_IO_SAPIC           6
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#define MADT_L_SAPIC            7
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#define MADT_PLATFORM_INTR_SRC      8
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#define MADT_RESERVED_SKIP_BEGIN    9
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#define MADT_RESERVED_SKIP_END      127
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#define MADT_RESERVED_OEM_BEGIN     128
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34 jermar 55 
struct madt_apic_header {
1780 jermar 56 
    uint8_t type;
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    uint8_t length;
34 jermar 58 
} __attribute__ ((packed));
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/* Multiple APIC Description Table */
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struct acpi_madt {
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    struct acpi_sdt_header header;
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    uint32_t l_apic_address;
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    uint32_t flags;
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    struct madt_apic_header apic_header[];
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} __attribute__ ((packed));
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struct madt_l_apic {
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    struct madt_apic_header header;
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    uint8_t acpi_id;
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    uint8_t apic_id;
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    uint32_t flags;
29 jermar 74 
} __attribute__ ((packed));
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struct madt_io_apic {
34 jermar 77 
    struct madt_apic_header header;
1780 jermar 78 
    uint8_t io_apic_id;
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    uint8_t reserved;
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    uint32_t io_apic_address;  
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    uint32_t global_intr_base;
29 jermar 82 
} __attribute__ ((packed));
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struct madt_intr_src_ovrd {
34 jermar 85 
    struct madt_apic_header header;
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    uint8_t bus;
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    uint8_t source;
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    uint32_t global_int;
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    uint16_t flags;
29 jermar 90 
} __attribute__ ((packed));
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struct madt_nmi_src {
34 jermar 93 
    struct madt_apic_header header;
1780 jermar 94 
    uint16_t flags;
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    uint32_t global_intr;
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} __attribute__ ((packed));
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struct madt_l_apic_nmi {
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    struct madt_apic_header header;
1780 jermar 100 
    uint8_t acpi_id;
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    uint16_t flags;
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    uint8_t l_apic_lint;
29 jermar 103 
} __attribute__ ((packed));
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struct madt_l_apic_addr_ovrd {
34 jermar 106 
    struct madt_apic_header header;
1780 jermar 107 
    uint16_t reserved;
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    uint64_t l_apic_address;
29 jermar 109 
} __attribute__ ((packed));
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struct madt_io_sapic {
34 jermar 112 
    struct madt_apic_header header;
1780 jermar 113 
    uint8_t io_apic_id;
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    uint8_t reserved;
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    uint32_t global_intr_base;
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    uint64_t io_apic_address;      
29 jermar 117 
} __attribute__ ((packed));
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struct madt_l_sapic {
34 jermar 120 
    struct madt_apic_header header;
1780 jermar 121 
    uint8_t acpi_id;
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    uint8_t sapic_id;
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    uint8_t sapic_eid;
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    uint8_t reserved[3];
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    uint32_t flags;
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    uint32_t acpi_processor_uid_value;
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    uint8_t acpi_processor_uid_str[1];
29 jermar 128 
} __attribute__ ((packed));
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struct madt_platform_intr_src {
34 jermar 131 
    struct madt_apic_header header;
1780 jermar 132 
    uint16_t flags;
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    uint8_t intr_type;
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    uint8_t processor_id;
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    uint8_t processor_eid;
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    uint8_t io_sapic_vector;
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    uint32_t global_intr;
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    uint32_t platform_intr_src_flags;
29 jermar 139 
} __attribute__ ((packed));
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extern struct acpi_madt *acpi_madt;
129 jermar 142 
extern struct smp_config_operations madt_config_operations;
29 jermar 143 
 
34 jermar 144 
extern void acpi_madt_parse(void);
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29 jermar 146 
#endif /* __MADT_H__ */
1702 cejka 147 
 
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 /** @}
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 */
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