ia64/xen-unstable

view xen/include/asm-x86/acpi.h @ 19697:42fe00c6f8b4

Enable pci mmcfg and ATS for x86_64

This patch enables PCI MMCONFIG in xen and turns on hooks for ATS.

Signed-off-by: Allen Kay <allen.m.kay@intel.com>
author Keir Fraser <keir.fraser@citrix.com>
date Tue Jun 02 11:49:34 2009 +0100 (2009-06-02)
parents 876bffced2b8
children
line source
1 #ifndef _ASM_X86_ACPI_H
2 #define _ASM_X86_ACPI_H
4 /*
5 * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
6 * Copyright (C) 2001 Patrick Mochel <mochel@osdl.org>
7 *
8 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 *
24 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
25 */
27 #include <xen/config.h>
28 #include <acpi/pdc_intel.h>
29 #include <acpi/acconfig.h>
30 #include <acpi/actbl.h>
32 #define COMPILER_DEPENDENT_INT64 long long
33 #define COMPILER_DEPENDENT_UINT64 unsigned long long
35 /*
36 * Calling conventions:
37 *
38 * ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads)
39 * ACPI_EXTERNAL_XFACE - External ACPI interfaces
40 * ACPI_INTERNAL_XFACE - Internal ACPI interfaces
41 * ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces
42 */
43 #define ACPI_SYSTEM_XFACE
44 #define ACPI_EXTERNAL_XFACE
45 #define ACPI_INTERNAL_XFACE
46 #define ACPI_INTERNAL_VAR_XFACE
48 /* Asm macros */
50 #define ACPI_ASM_MACROS
51 #define BREAKPOINT3
52 #define ACPI_DISABLE_IRQS() local_irq_disable()
53 #define ACPI_ENABLE_IRQS() local_irq_enable()
54 #define ACPI_FLUSH_CPU_CACHE() wbinvd()
56 int __acpi_acquire_global_lock(unsigned int *lock);
57 int __acpi_release_global_lock(unsigned int *lock);
59 #define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \
60 ((Acq) = __acpi_acquire_global_lock(&facs->global_lock))
62 #define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \
63 ((Acq) = __acpi_release_global_lock(&facs->global_lock))
65 /*
66 * Math helper asm macros
67 */
68 #define ACPI_DIV_64_BY_32(n_hi, n_lo, d32, q32, r32) \
69 asm("divl %2;" \
70 :"=a"(q32), "=d"(r32) \
71 :"r"(d32), \
72 "0"(n_lo), "1"(n_hi))
75 #define ACPI_SHIFT_RIGHT_64(n_hi, n_lo) \
76 asm("shrl $1,%2 ;" \
77 "rcrl $1,%3;" \
78 :"=r"(n_hi), "=r"(n_lo) \
79 :"0"(n_hi), "1"(n_lo))
81 extern int acpi_lapic;
82 extern int acpi_ioapic;
83 extern int acpi_noirq;
84 extern int acpi_strict;
85 extern int acpi_disabled;
86 extern int acpi_ht;
87 extern int acpi_pci_disabled;
88 extern int acpi_skip_timer_override;
89 extern int acpi_use_timer_override;
90 extern u32 acpi_smi_cmd;
91 extern u8 acpi_enable_value, acpi_disable_value;
92 extern u8 acpi_sci_flags;
93 extern int acpi_sci_override_gsi;
94 void acpi_pic_sci_set_trigger(unsigned int, u16);
96 static inline void disable_acpi(void)
97 {
98 acpi_disabled = 1;
99 acpi_ht = 0;
100 acpi_pci_disabled = 1;
101 acpi_noirq = 1;
102 }
104 /* Fixmap pages to reserve for ACPI boot-time tables (see fixmap.h) */
105 #define FIX_ACPI_PAGES 4
107 extern int acpi_gsi_to_irq(u32 gsi, unsigned int *irq);
109 static inline void acpi_noirq_set(void) { acpi_noirq = 1; }
110 static inline void acpi_disable_pci(void)
111 {
112 acpi_pci_disabled = 1;
113 acpi_noirq_set();
114 }
115 static inline int acpi_irq_balance_set(char *str) { return 0; }
117 /* routines for saving/restoring kernel state */
118 extern int acpi_save_state_mem(void);
119 extern void acpi_restore_state_mem(void);
121 extern unsigned long acpi_wakeup_address;
123 /* early initialization routine */
124 extern void acpi_reserve_bootmem(void);
126 #define ARCH_HAS_POWER_INIT 1
128 extern int acpi_numa;
129 extern int acpi_scan_nodes(u64 start, u64 end);
130 #define NR_NODE_MEMBLKS (MAX_NUMNODES*2)
132 #ifdef CONFIG_ACPI_SLEEP
134 /* routines for saving/restoring kernel state */
135 extern int acpi_save_state_mem(void);
136 extern int acpi_save_state_disk(void);
137 extern void acpi_restore_state_mem(void);
139 extern unsigned long acpi_wakeup_address;
141 /* early initialization routine */
142 extern void acpi_reserve_bootmem(void);
144 extern struct acpi_sleep_info acpi_sinfo;
145 #define acpi_video_flags bootsym(video_flags)
146 struct xenpf_enter_acpi_sleep;
147 extern int acpi_enter_sleep(struct xenpf_enter_acpi_sleep *sleep);
148 extern int acpi_enter_state(u32 state);
150 struct acpi_sleep_info {
151 struct acpi_generic_address pm1a_cnt_blk;
152 struct acpi_generic_address pm1b_cnt_blk;
153 struct acpi_generic_address pm1a_evt_blk;
154 struct acpi_generic_address pm1b_evt_blk;
155 uint16_t pm1a_cnt_val;
156 uint16_t pm1b_cnt_val;
157 uint32_t sleep_state;
158 uint64_t wakeup_vector;
159 uint32_t vector_width;
160 };
162 #endif /* CONFIG_ACPI_SLEEP */
164 extern u8 x86_acpiid_to_apicid[];
165 #define MAX_LOCAL_APIC 256
167 int acpi_dmar_init(void);
168 void acpi_mmcfg_init(void);
170 /* Incremented whenever we transition through S3. Value is 1 during boot. */
171 extern uint32_t system_reset_counter;
173 #endif /*__X86_ASM_ACPI_H*/