1#ifndef _ASM_X86_ACPI_H
2#define _ASM_X86_ACPI_H
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26#include <acpi/pdc_intel.h>
27
28#include <asm/numa.h>
29#include <asm/processor.h>
30#include <asm/mmu.h>
31#include <asm/mpspec.h>
32
33#define COMPILER_DEPENDENT_INT64 long long
34#define COMPILER_DEPENDENT_UINT64 unsigned long long
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43
44#define ACPI_SYSTEM_XFACE
45#define ACPI_EXTERNAL_XFACE
46#define ACPI_INTERNAL_XFACE
47#define ACPI_INTERNAL_VAR_XFACE
48
49
50
51#define ACPI_ASM_MACROS
52#define BREAKPOINT3
53#define ACPI_DISABLE_IRQS() local_irq_disable()
54#define ACPI_ENABLE_IRQS() local_irq_enable()
55#define ACPI_FLUSH_CPU_CACHE() wbinvd()
56
57int __acpi_acquire_global_lock(unsigned int *lock);
58int __acpi_release_global_lock(unsigned int *lock);
59
60#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \
61 ((Acq) = __acpi_acquire_global_lock(&facs->global_lock))
62
63#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \
64 ((Acq) = __acpi_release_global_lock(&facs->global_lock))
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68
69#define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \
70 asm("divl %2;" \
71 : "=a"(q32), "=d"(r32) \
72 : "r"(d32), \
73 "0"(n_lo), "1"(n_hi))
74
75
76#define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \
77 asm("shrl $1,%2 ;" \
78 "rcrl $1,%3;" \
79 : "=r"(n_hi), "=r"(n_lo) \
80 : "0"(n_hi), "1"(n_lo))
81
82#ifdef CONFIG_ACPI
83extern int acpi_lapic;
84extern int acpi_ioapic;
85extern int acpi_noirq;
86extern int acpi_strict;
87extern int acpi_disabled;
88extern int acpi_ht;
89extern int acpi_pci_disabled;
90extern int acpi_skip_timer_override;
91extern int acpi_use_timer_override;
92
93extern u8 acpi_sci_flags;
94extern int acpi_sci_override_gsi;
95void acpi_pic_sci_set_trigger(unsigned int, u16);
96
97static inline void disable_acpi(void)
98{
99 acpi_disabled = 1;
100 acpi_ht = 0;
101 acpi_pci_disabled = 1;
102 acpi_noirq = 1;
103}
104
105extern int acpi_gsi_to_irq(u32 gsi, unsigned int *irq);
106
107static inline void acpi_noirq_set(void) { acpi_noirq = 1; }
108static inline void acpi_disable_pci(void)
109{
110 acpi_pci_disabled = 1;
111 acpi_noirq_set();
112}
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114
115extern int acpi_save_state_mem(void);
116extern void acpi_restore_state_mem(void);
117
118extern unsigned long acpi_wakeup_address;
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120
121extern void acpi_reserve_bootmem(void);
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125
126static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate)
127{
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134 if (boot_cpu_data.x86 == 0x0F &&
135 boot_cpu_data.x86_vendor == X86_VENDOR_AMD &&
136 boot_cpu_data.x86_model <= 0x05 &&
137 boot_cpu_data.x86_mask < 0x0A)
138 return 1;
139 else if (boot_cpu_has(X86_FEATURE_AMDC1E))
140 return 1;
141 else
142 return max_cstate;
143}
144
145#else
146
147#define acpi_lapic 0
148#define acpi_ioapic 0
149static inline void acpi_noirq_set(void) { }
150static inline void acpi_disable_pci(void) { }
151static inline void disable_acpi(void) { }
152
153#endif
154
155#define ARCH_HAS_POWER_INIT 1
156
157struct bootnode;
158
159#ifdef CONFIG_ACPI_NUMA
160extern int acpi_numa;
161extern int acpi_scan_nodes(unsigned long start, unsigned long end);
162#define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
163extern void acpi_fake_nodes(const struct bootnode *fake_nodes,
164 int num_nodes);
165#else
166static inline void acpi_fake_nodes(const struct bootnode *fake_nodes,
167 int num_nodes)
168{
169}
170#endif
171
172#define acpi_unlazy_tlb(x) leave_mm(x)
173
174#endif
175