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-rw-r--r--include/asm-x86/io_apic.h158
-rw-r--r--include/asm-x86/io_apic_32.h155
-rw-r--r--include/asm-x86/io_apic_64.h134
3 files changed, 156 insertions, 291 deletions
diff --git a/include/asm-x86/io_apic.h b/include/asm-x86/io_apic.h
index 88494966beeb..0f5b3fef0b08 100644
--- a/include/asm-x86/io_apic.h
+++ b/include/asm-x86/io_apic.h
@@ -1,5 +1,159 @@
1#ifndef __ASM_IO_APIC_H
2#define __ASM_IO_APIC_H
3
4#include <asm/types.h>
5#include <asm/mpspec.h>
6#include <asm/apicdef.h>
7
8/*
9 * Intel IO-APIC support for SMP and UP systems.
10 *
11 * Copyright (C) 1997, 1998, 1999, 2000 Ingo Molnar
12 */
13
14/*
15 * The structure of the IO-APIC:
16 */
17union IO_APIC_reg_00 {
18 u32 raw;
19 struct {
20 u32 __reserved_2 : 14,
21 LTS : 1,
22 delivery_type : 1,
23 __reserved_1 : 8,
24 ID : 8;
25 } __attribute__ ((packed)) bits;
26};
27
28union IO_APIC_reg_01 {
29 u32 raw;
30 struct {
31 u32 version : 8,
32 __reserved_2 : 7,
33 PRQ : 1,
34 entries : 8,
35 __reserved_1 : 8;
36 } __attribute__ ((packed)) bits;
37};
38
39union IO_APIC_reg_02 {
40 u32 raw;
41 struct {
42 u32 __reserved_2 : 24,
43 arbitration : 4,
44 __reserved_1 : 4;
45 } __attribute__ ((packed)) bits;
46};
47
48union IO_APIC_reg_03 {
49 u32 raw;
50 struct {
51 u32 boot_DT : 1,
52 __reserved_1 : 31;
53 } __attribute__ ((packed)) bits;
54};
55
56enum ioapic_irq_destination_types {
57 dest_Fixed = 0,
58 dest_LowestPrio = 1,
59 dest_SMI = 2,
60 dest__reserved_1 = 3,
61 dest_NMI = 4,
62 dest_INIT = 5,
63 dest__reserved_2 = 6,
64 dest_ExtINT = 7
65};
66
67struct IO_APIC_route_entry {
68 __u32 vector : 8,
69 delivery_mode : 3, /* 000: FIXED
70 * 001: lowest prio
71 * 111: ExtINT
72 */
73 dest_mode : 1, /* 0: physical, 1: logical */
74 delivery_status : 1,
75 polarity : 1,
76 irr : 1,
77 trigger : 1, /* 0: edge, 1: level */
78 mask : 1, /* 0: enabled, 1: disabled */
79 __reserved_2 : 15;
80
1#ifdef CONFIG_X86_32 81#ifdef CONFIG_X86_32
2# include "io_apic_32.h" 82 union {
83 struct {
84 __u32 __reserved_1 : 24,
85 physical_dest : 4,
86 __reserved_2 : 4;
87 } physical;
88
89 struct {
90 __u32 __reserved_1 : 24,
91 logical_dest : 8;
92 } logical;
93 } dest;
3#else 94#else
4# include "io_apic_64.h" 95 __u32 __reserved_3 : 24,
96 dest : 8;
97#endif
98
99} __attribute__ ((packed));
100
101#ifdef CONFIG_X86_IO_APIC
102
103/*
104 * # of IO-APICs and # of IRQ routing registers
105 */
106extern int nr_ioapics;
107extern int nr_ioapic_registers[MAX_IO_APICS];
108
109/*
110 * MP-BIOS irq configuration table structures:
111 */
112
113/* I/O APIC entries */
114extern struct mpc_config_ioapic mp_ioapics[MAX_IO_APICS];
115
116/* # of MP IRQ source entries */
117extern int mp_irq_entries;
118
119/* MP IRQ source entries */
120extern struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
121
122/* non-0 if default (table-less) MP configuration */
123extern int mpc_default_type;
124
125/* Older SiS APIC requires we rewrite the index register */
126extern int sis_apic_bug;
127
128/* 1 if "noapic" boot option passed */
129extern int skip_ioapic_setup;
130
131static inline void disable_ioapic_setup(void)
132{
133 skip_ioapic_setup = 1;
134}
135
136/*
137 * If we use the IO-APIC for IRQ routing, disable automatic
138 * assignment of PCI IRQ's.
139 */
140#define io_apic_assign_pci_irqs \
141 (mp_irq_entries && !skip_ioapic_setup && io_apic_irqs)
142
143#ifdef CONFIG_ACPI
144extern int io_apic_get_unique_id(int ioapic, int apic_id);
145extern int io_apic_get_version(int ioapic);
146extern int io_apic_get_redir_entries(int ioapic);
147extern int io_apic_set_pci_routing(int ioapic, int pin, int irq,
148 int edge_level, int active_high_low);
149extern int timer_uses_ioapic_pin_0;
150#endif /* CONFIG_ACPI */
151
152extern int (*ioapic_renumber_irq)(int ioapic, int irq);
153extern void ioapic_init_mappings(void);
154
155#else /* !CONFIG_X86_IO_APIC */
156#define io_apic_assign_pci_irqs 0
157#endif
158
5#endif 159#endif
diff --git a/include/asm-x86/io_apic_32.h b/include/asm-x86/io_apic_32.h
deleted file mode 100644
index 3f087883ea48..000000000000
--- a/include/asm-x86/io_apic_32.h
+++ /dev/null
@@ -1,155 +0,0 @@
1#ifndef __ASM_IO_APIC_H
2#define __ASM_IO_APIC_H
3
4#include <asm/types.h>
5#include <asm/mpspec.h>
6#include <asm/apicdef.h>
7
8/*
9 * Intel IO-APIC support for SMP and UP systems.
10 *
11 * Copyright (C) 1997, 1998, 1999, 2000 Ingo Molnar
12 */
13
14/*
15 * The structure of the IO-APIC:
16 */
17union IO_APIC_reg_00 {
18 u32 raw;
19 struct {
20 u32 __reserved_2 : 14,
21 LTS : 1,
22 delivery_type : 1,
23 __reserved_1 : 8,
24 ID : 8;
25 } __attribute__ ((packed)) bits;
26};
27
28union IO_APIC_reg_01 {
29 u32 raw;
30 struct {
31 u32 version : 8,
32 __reserved_2 : 7,
33 PRQ : 1,
34 entries : 8,
35 __reserved_1 : 8;
36 } __attribute__ ((packed)) bits;
37};
38
39union IO_APIC_reg_02 {
40 u32 raw;
41 struct {
42 u32 __reserved_2 : 24,
43 arbitration : 4,
44 __reserved_1 : 4;
45 } __attribute__ ((packed)) bits;
46};
47
48union IO_APIC_reg_03 {
49 u32 raw;
50 struct {
51 u32 boot_DT : 1,
52 __reserved_1 : 31;
53 } __attribute__ ((packed)) bits;
54};
55
56enum ioapic_irq_destination_types {
57 dest_Fixed = 0,
58 dest_LowestPrio = 1,
59 dest_SMI = 2,
60 dest__reserved_1 = 3,
61 dest_NMI = 4,
62 dest_INIT = 5,
63 dest__reserved_2 = 6,
64 dest_ExtINT = 7
65};
66
67struct IO_APIC_route_entry {
68 __u32 vector : 8,
69 delivery_mode : 3, /* 000: FIXED
70 * 001: lowest prio
71 * 111: ExtINT
72 */
73 dest_mode : 1, /* 0: physical, 1: logical */
74 delivery_status : 1,
75 polarity : 1,
76 irr : 1,
77 trigger : 1, /* 0: edge, 1: level */
78 mask : 1, /* 0: enabled, 1: disabled */
79 __reserved_2 : 15;
80
81 union { struct { __u32
82 __reserved_1 : 24,
83 physical_dest : 4,
84 __reserved_2 : 4;
85 } physical;
86
87 struct { __u32
88 __reserved_1 : 24,
89 logical_dest : 8;
90 } logical;
91 } dest;
92
93} __attribute__ ((packed));
94
95#ifdef CONFIG_X86_IO_APIC
96
97/*
98 * # of IO-APICs and # of IRQ routing registers
99 */
100extern int nr_ioapics;
101extern int nr_ioapic_registers[MAX_IO_APICS];
102
103/*
104 * MP-BIOS irq configuration table structures:
105 */
106
107/* I/O APIC entries */
108extern struct mpc_config_ioapic mp_ioapics[MAX_IO_APICS];
109
110/* # of MP IRQ source entries */
111extern int mp_irq_entries;
112
113/* MP IRQ source entries */
114extern struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
115
116/* non-0 if default (table-less) MP configuration */
117extern int mpc_default_type;
118
119/* Older SiS APIC requires we rewrite the index register */
120extern int sis_apic_bug;
121
122/* 1 if "noapic" boot option passed */
123extern int skip_ioapic_setup;
124
125static inline void disable_ioapic_setup(void)
126{
127 skip_ioapic_setup = 1;
128}
129
130static inline int ioapic_setup_disabled(void)
131{
132 return skip_ioapic_setup;
133}
134
135/*
136 * If we use the IO-APIC for IRQ routing, disable automatic
137 * assignment of PCI IRQ's.
138 */
139#define io_apic_assign_pci_irqs (mp_irq_entries && !skip_ioapic_setup && io_apic_irqs)
140
141#ifdef CONFIG_ACPI
142extern int io_apic_get_unique_id (int ioapic, int apic_id);
143extern int io_apic_get_version (int ioapic);
144extern int io_apic_get_redir_entries (int ioapic);
145extern int io_apic_set_pci_routing (int ioapic, int pin, int irq, int edge_level, int active_high_low);
146extern int timer_uses_ioapic_pin_0;
147#endif /* CONFIG_ACPI */
148
149extern int (*ioapic_renumber_irq)(int ioapic, int irq);
150
151#else /* !CONFIG_X86_IO_APIC */
152#define io_apic_assign_pci_irqs 0
153#endif
154
155#endif
diff --git a/include/asm-x86/io_apic_64.h b/include/asm-x86/io_apic_64.h
deleted file mode 100644
index 3e3c2114d93a..000000000000
--- a/include/asm-x86/io_apic_64.h
+++ /dev/null
@@ -1,134 +0,0 @@
1#ifndef __ASM_IO_APIC_H
2#define __ASM_IO_APIC_H
3
4#include <asm/types.h>
5#include <asm/mpspec.h>
6#include <asm/apicdef.h>
7
8/*
9 * Intel IO-APIC support for SMP and UP systems.
10 *
11 * Copyright (C) 1997, 1998, 1999, 2000 Ingo Molnar
12 */
13
14#define APIC_MISMATCH_DEBUG
15
16/*
17 * The structure of the IO-APIC:
18 */
19union IO_APIC_reg_00 {
20 u32 raw;
21 struct {
22 u32 __reserved_2 : 14,
23 LTS : 1,
24 delivery_type : 1,
25 __reserved_1 : 8,
26 ID : 8;
27 } __attribute__ ((packed)) bits;
28};
29
30union IO_APIC_reg_01 {
31 u32 raw;
32 struct {
33 u32 version : 8,
34 __reserved_2 : 7,
35 PRQ : 1,
36 entries : 8,
37 __reserved_1 : 8;
38 } __attribute__ ((packed)) bits;
39};
40
41union IO_APIC_reg_02 {
42 u32 raw;
43 struct {
44 u32 __reserved_2 : 24,
45 arbitration : 4,
46 __reserved_1 : 4;
47 } __attribute__ ((packed)) bits;
48};
49
50union IO_APIC_reg_03 {
51 u32 raw;
52 struct {
53 u32 boot_DT : 1,
54 __reserved_1 : 31;
55 } __attribute__ ((packed)) bits;
56};
57
58/*
59 * # of IO-APICs and # of IRQ routing registers
60 */
61extern int nr_ioapics;
62extern int nr_ioapic_registers[MAX_IO_APICS];
63
64enum ioapic_irq_destination_types {
65 dest_Fixed = 0,
66 dest_LowestPrio = 1,
67 dest_SMI = 2,
68 dest__reserved_1 = 3,
69 dest_NMI = 4,
70 dest_INIT = 5,
71 dest__reserved_2 = 6,
72 dest_ExtINT = 7
73};
74
75struct IO_APIC_route_entry {
76 __u32 vector : 8,
77 delivery_mode : 3, /* 000: FIXED
78 * 001: lowest prio
79 * 111: ExtINT
80 */
81 dest_mode : 1, /* 0: physical, 1: logical */
82 delivery_status : 1,
83 polarity : 1,
84 irr : 1,
85 trigger : 1, /* 0: edge, 1: level */
86 mask : 1, /* 0: enabled, 1: disabled */
87 __reserved_2 : 15;
88
89 __u32 __reserved_3 : 24,
90 dest : 8;
91} __attribute__ ((packed));
92
93/*
94 * MP-BIOS irq configuration table structures:
95 */
96
97/* I/O APIC entries */
98extern struct mpc_config_ioapic mp_ioapics[MAX_IO_APICS];
99
100/* # of MP IRQ source entries */
101extern int mp_irq_entries;
102
103/* MP IRQ source entries */
104extern struct mpc_config_intsrc mp_irqs[MAX_IRQ_SOURCES];
105
106/* non-0 if default (table-less) MP configuration */
107extern int mpc_default_type;
108
109/* 1 if "noapic" boot option passed */
110extern int skip_ioapic_setup;
111
112static inline void disable_ioapic_setup(void)
113{
114 skip_ioapic_setup = 1;
115}
116
117
118/*
119 * If we use the IO-APIC for IRQ routing, disable automatic
120 * assignment of PCI IRQ's.
121 */
122#define io_apic_assign_pci_irqs (mp_irq_entries && !skip_ioapic_setup && io_apic_irqs)
123
124#ifdef CONFIG_ACPI
125extern int io_apic_get_version (int ioapic);
126extern int io_apic_get_redir_entries (int ioapic);
127extern int io_apic_set_pci_routing (int ioapic, int pin, int irq, int, int);
128#endif
129
130extern void ioapic_init_mappings(void);
131
132extern int sis_apic_bug; /* dummy */
133
134#endif
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-29 06:08:18 -0500