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29 | jermar | 1 | /* |
2 | * Copyright (C) 2005 Jakub Jermar |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
29 | #ifndef __MADT_H__ |
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30 | #define __MADT_H__ |
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31 | |||
32 | #include <arch/acpi/acpi.h> |
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34 | jermar | 33 | #include <arch/smp/apic.h> |
29 | jermar | 34 | |
35 | #define MADT_L_APIC 0 |
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36 | #define MADT_IO_APIC 1 |
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37 | #define MADT_INTR_SRC_OVRD 2 |
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38 | #define MADT_NMI_SRC 3 |
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39 | #define MADT_L_APIC_NMI 4 |
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40 | #define MADT_L_APIC_ADDR_OVRD 5 |
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41 | #define MADT_IO_SAPIC 6 |
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42 | #define MADT_L_SAPIC 7 |
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43 | #define MADT_PLATFORM_INTR_SRC 8 |
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44 | #define MADT_RESERVED_SKIP_BEGIN 9 |
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45 | #define MADT_RESERVED_SKIP_END 127 |
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46 | #define MADT_RESERVED_OEM_BEGIN 128 |
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47 | |||
34 | jermar | 48 | struct madt_apic_header { |
29 | jermar | 49 | __u8 type; |
50 | __u8 length; |
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34 | jermar | 51 | } __attribute__ ((packed)); |
52 | |||
53 | |||
54 | /* Multiple APIC Description Table */ |
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55 | struct acpi_madt { |
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56 | struct acpi_sdt_header header; |
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57 | __u32 l_apic_address; |
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58 | __u32 flags; |
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59 | struct madt_apic_header apic_header[]; |
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60 | } __attribute__ ((packed)); |
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61 | |||
62 | struct madt_l_apic { |
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63 | struct madt_apic_header header; |
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29 | jermar | 64 | __u8 acpi_id; |
65 | __u8 apic_id; |
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66 | __u32 flags; |
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67 | } __attribute__ ((packed)); |
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68 | |||
69 | struct madt_io_apic { |
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34 | jermar | 70 | struct madt_apic_header header; |
29 | jermar | 71 | __u8 io_apic_id; |
72 | __u8 reserved; |
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73 | __u32 io_apic_address; |
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74 | __u32 global_intr_base; |
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75 | } __attribute__ ((packed)); |
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76 | |||
77 | struct madt_intr_src_ovrd { |
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34 | jermar | 78 | struct madt_apic_header header; |
29 | jermar | 79 | __u8 bus; |
80 | __u8 source; |
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81 | __u32 global_intr; |
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82 | __u16 flags; |
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83 | } __attribute__ ((packed)); |
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84 | |||
85 | struct madt_nmi_src { |
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34 | jermar | 86 | struct madt_apic_header header; |
29 | jermar | 87 | __u16 flags; |
88 | __u32 global_intr; |
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89 | } __attribute__ ((packed)); |
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90 | |||
91 | struct madt_l_apic_nmi { |
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34 | jermar | 92 | struct madt_apic_header header; |
29 | jermar | 93 | __u8 acpi_id; |
94 | __u16 flags; |
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95 | __u8 l_apic_lint; |
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96 | } __attribute__ ((packed)); |
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97 | |||
98 | struct madt_l_apic_addr_ovrd { |
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34 | jermar | 99 | struct madt_apic_header header; |
29 | jermar | 100 | __u16 reserved; |
101 | __u64 l_apic_address; |
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102 | } __attribute__ ((packed)); |
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103 | |||
104 | struct madt_io_sapic { |
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34 | jermar | 105 | struct madt_apic_header header; |
29 | jermar | 106 | __u8 io_apic_id; |
107 | __u8 reserved; |
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108 | __u32 global_intr_base; |
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109 | __u64 io_apic_address; |
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110 | } __attribute__ ((packed)); |
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111 | |||
112 | struct madt_l_sapic { |
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34 | jermar | 113 | struct madt_apic_header header; |
29 | jermar | 114 | __u8 acpi_id; |
115 | __u8 sapic_id; |
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116 | __u8 sapic_eid; |
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117 | __u8 reserved[3]; |
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118 | __u32 flags; |
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119 | __u32 acpi_processor_uid_value; |
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120 | __u8 acpi_processor_uid_str[1]; |
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121 | } __attribute__ ((packed)); |
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122 | |||
123 | struct madt_platform_intr_src { |
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34 | jermar | 124 | struct madt_apic_header header; |
29 | jermar | 125 | __u16 flags; |
126 | __u8 intr_type; |
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127 | __u8 processor_id; |
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128 | __u8 processor_eid; |
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129 | __u8 io_sapic_vector; |
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130 | __u32 global_intr; |
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131 | __u32 platform_intr_src_flags; |
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132 | } __attribute__ ((packed)); |
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133 | |||
134 | extern struct acpi_madt *acpi_madt; |
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135 | |||
34 | jermar | 136 | extern void acpi_madt_parse(void); |
137 | |||
29 | jermar | 138 | #endif /* __MADT_H__ */ |