1#ifndef _ASM_X86_MPSPEC_H
2#define _ASM_X86_MPSPEC_H
3
4#include <linux/init.h>
5
6#include <asm/mpspec_def.h>
7#include <asm/x86_init.h>
8
9extern int apic_version[MAX_APICS];
10extern int pic_mode;
11
12#ifdef CONFIG_X86_32
13
14
15
16
17
18#if CONFIG_BASE_SMALL == 0
19# define MAX_MP_BUSSES 260
20#else
21# define MAX_MP_BUSSES 32
22#endif
23
24#define MAX_IRQ_SOURCES 256
25
26extern unsigned int def_to_bigsmp;
27extern u8 apicid_2_node[];
28
29#ifdef CONFIG_X86_NUMAQ
30extern int mp_bus_id_to_node[MAX_MP_BUSSES];
31extern int mp_bus_id_to_local[MAX_MP_BUSSES];
32extern int quad_local_to_mp_bus_id [NR_CPUS/4][4];
33#endif
34
35#define MAX_APICID 256
36
37#else
38
39#define MAX_MP_BUSSES 256
40
41#define MAX_IRQ_SOURCES (MAX_MP_BUSSES * 4)
42
43#endif
44
45#if defined(CONFIG_MCA) || defined(CONFIG_EISA)
46extern int mp_bus_id_to_type[MAX_MP_BUSSES];
47#endif
48
49extern DECLARE_BITMAP(mp_bus_not_pci, MAX_MP_BUSSES);
50
51extern unsigned int boot_cpu_physical_apicid;
52extern unsigned int max_physical_apicid;
53extern int mpc_default_type;
54extern unsigned long mp_lapic_addr;
55
56#ifdef CONFIG_X86_LOCAL_APIC
57extern int smp_found_config;
58#else
59# define smp_found_config 0
60#endif
61
62static inline void get_smp_config(void)
63{
64 x86_init.mpparse.get_smp_config(0);
65}
66
67static inline void early_get_smp_config(void)
68{
69 x86_init.mpparse.get_smp_config(1);
70}
71
72static inline void find_smp_config(void)
73{
74 x86_init.mpparse.find_smp_config(1);
75}
76
77static inline void early_find_smp_config(void)
78{
79 x86_init.mpparse.find_smp_config(0);
80}
81
82#ifdef CONFIG_X86_MPPARSE
83extern void early_reserve_e820_mpc_new(void);
84extern int enable_update_mptable;
85extern int default_mpc_apic_id(struct mpc_cpu *m);
86extern void default_smp_read_mpc_oem(struct mpc_table *mpc);
87# ifdef CONFIG_X86_IO_APIC
88extern void default_mpc_oem_bus_info(struct mpc_bus *m, char *str);
89# else
90# define default_mpc_oem_bus_info NULL
91# endif
92extern void default_find_smp_config(unsigned int reserve);
93extern void default_get_smp_config(unsigned int early);
94#else
95static inline void early_reserve_e820_mpc_new(void) { }
96#define enable_update_mptable 0
97#define default_mpc_apic_id NULL
98#define default_smp_read_mpc_oem NULL
99#define default_mpc_oem_bus_info NULL
100#define default_find_smp_config x86_init_uint_noop
101#define default_get_smp_config x86_init_uint_noop
102#endif
103
104void __cpuinit generic_processor_info(int apicid, int version);
105#ifdef CONFIG_ACPI
106extern void mp_register_ioapic(int id, u32 address, u32 gsi_base);
107extern void mp_override_legacy_irq(u8 bus_irq, u8 polarity, u8 trigger,
108 u32 gsi);
109extern void mp_config_acpi_legacy_irqs(void);
110struct device;
111extern int mp_register_gsi(struct device *dev, u32 gsi, int edge_level,
112 int active_high_low);
113extern int acpi_probe_gsi(void);
114#ifdef CONFIG_X86_IO_APIC
115extern int mp_find_ioapic(int gsi);
116extern int mp_find_ioapic_pin(int ioapic, int gsi);
117#endif
118#else
119static inline int acpi_probe_gsi(void)
120{
121 return 0;
122}
123#endif
124
125#define PHYSID_ARRAY_SIZE BITS_TO_LONGS(MAX_APICS)
126
127struct physid_mask {
128 unsigned long mask[PHYSID_ARRAY_SIZE];
129};
130
131typedef struct physid_mask physid_mask_t;
132
133#define physid_set(physid, map) set_bit(physid, (map).mask)
134#define physid_clear(physid, map) clear_bit(physid, (map).mask)
135#define physid_isset(physid, map) test_bit(physid, (map).mask)
136#define physid_test_and_set(physid, map) \
137 test_and_set_bit(physid, (map).mask)
138
139#define physids_and(dst, src1, src2) \
140 bitmap_and((dst).mask, (src1).mask, (src2).mask, MAX_APICS)
141
142#define physids_or(dst, src1, src2) \
143 bitmap_or((dst).mask, (src1).mask, (src2).mask, MAX_APICS)
144
145#define physids_clear(map) \
146 bitmap_zero((map).mask, MAX_APICS)
147
148#define physids_complement(dst, src) \
149 bitmap_complement((dst).mask, (src).mask, MAX_APICS)
150
151#define physids_empty(map) \
152 bitmap_empty((map).mask, MAX_APICS)
153
154#define physids_equal(map1, map2) \
155 bitmap_equal((map1).mask, (map2).mask, MAX_APICS)
156
157#define physids_weight(map) \
158 bitmap_weight((map).mask, MAX_APICS)
159
160#define physids_shift_right(d, s, n) \
161 bitmap_shift_right((d).mask, (s).mask, n, MAX_APICS)
162
163#define physids_shift_left(d, s, n) \
164 bitmap_shift_left((d).mask, (s).mask, n, MAX_APICS)
165
166#define physids_coerce(map) ((map).mask[0])
167
168#define physids_promote(physids) \
169 ({ \
170 physid_mask_t __physid_mask = PHYSID_MASK_NONE; \
171 __physid_mask.mask[0] = physids; \
172 __physid_mask; \
173 })
174
175
176#define physid_mask_of_physid(physid) \
177 ({ \
178 physid_mask_t __physid_mask = PHYSID_MASK_NONE; \
179 physid_set(physid, __physid_mask); \
180 __physid_mask; \
181 })
182
183static inline void physid_set_mask_of_physid(int physid, physid_mask_t *map)
184{
185 physids_clear(*map);
186 physid_set(physid, *map);
187}
188
189#define PHYSID_MASK_ALL { {[0 ... PHYSID_ARRAY_SIZE-1] = ~0UL} }
190#define PHYSID_MASK_NONE { {[0 ... PHYSID_ARRAY_SIZE-1] = 0UL} }
191
192extern physid_mask_t phys_cpu_present_map;
193
194extern int generic_mps_oem_check(struct mpc_table *, char *, char *);
195
196extern int default_acpi_madt_oem_check(char *, char *);
197
198#endif
199