ia64/linux-2.6.18-xen.hg

view include/asm-i386/apicdef.h @ 452:c7ed6fe5dca0

kexec: dont initialise regions in reserve_memory()

There is no need to initialise efi_memmap_res and boot_param_res in
reserve_memory() for the initial xen domain as it is done in
machine_kexec_setup_resources() using values from the kexec hypercall.

Signed-off-by: Simon Horman <horms@verge.net.au>
author Keir Fraser <keir.fraser@citrix.com>
date Thu Feb 28 10:55:18 2008 +0000 (2008-02-28)
parents 831230e53067
children
line source
1 #ifndef __ASM_APICDEF_H
2 #define __ASM_APICDEF_H
4 /*
5 * Constants for various Intel APICs. (local APIC, IOAPIC, etc.)
6 *
7 * Alan Cox <Alan.Cox@linux.org>, 1995.
8 * Ingo Molnar <mingo@redhat.com>, 1999, 2000
9 */
11 #define APIC_DEFAULT_PHYS_BASE 0xfee00000
13 #define APIC_ID 0x20
14 #define APIC_LVR 0x30
15 #define APIC_LVR_MASK 0xFF00FF
16 #define GET_APIC_VERSION(x) ((x)&0xFF)
17 #define GET_APIC_MAXLVT(x) (((x)>>16)&0xFF)
18 #define APIC_INTEGRATED(x) ((x)&0xF0)
19 #define APIC_XAPIC(x) ((x) >= 0x14)
20 #define APIC_TASKPRI 0x80
21 #define APIC_TPRI_MASK 0xFF
22 #define APIC_ARBPRI 0x90
23 #define APIC_ARBPRI_MASK 0xFF
24 #define APIC_PROCPRI 0xA0
25 #define APIC_EOI 0xB0
26 #define APIC_EIO_ACK 0x0 /* Write this to the EOI register */
27 #define APIC_RRR 0xC0
28 #define APIC_LDR 0xD0
29 #define APIC_LDR_MASK (0xFF<<24)
30 #define GET_APIC_LOGICAL_ID(x) (((x)>>24)&0xFF)
31 #define SET_APIC_LOGICAL_ID(x) (((x)<<24))
32 #define APIC_ALL_CPUS 0xFF
33 #define APIC_DFR 0xE0
34 #define APIC_DFR_CLUSTER 0x0FFFFFFFul
35 #define APIC_DFR_FLAT 0xFFFFFFFFul
36 #define APIC_SPIV 0xF0
37 #define APIC_SPIV_FOCUS_DISABLED (1<<9)
38 #define APIC_SPIV_APIC_ENABLED (1<<8)
39 #define APIC_ISR 0x100
40 #define APIC_ISR_NR 0x8 /* Number of 32 bit ISR registers. */
41 #define APIC_TMR 0x180
42 #define APIC_IRR 0x200
43 #define APIC_ESR 0x280
44 #define APIC_ESR_SEND_CS 0x00001
45 #define APIC_ESR_RECV_CS 0x00002
46 #define APIC_ESR_SEND_ACC 0x00004
47 #define APIC_ESR_RECV_ACC 0x00008
48 #define APIC_ESR_SENDILL 0x00020
49 #define APIC_ESR_RECVILL 0x00040
50 #define APIC_ESR_ILLREGA 0x00080
51 #define APIC_ICR 0x300
52 #define APIC_DEST_SELF 0x40000
53 #define APIC_DEST_ALLINC 0x80000
54 #define APIC_DEST_ALLBUT 0xC0000
55 #define APIC_ICR_RR_MASK 0x30000
56 #define APIC_ICR_RR_INVALID 0x00000
57 #define APIC_ICR_RR_INPROG 0x10000
58 #define APIC_ICR_RR_VALID 0x20000
59 #define APIC_INT_LEVELTRIG 0x08000
60 #define APIC_INT_ASSERT 0x04000
61 #define APIC_ICR_BUSY 0x01000
62 #define APIC_DEST_LOGICAL 0x00800
63 #define APIC_DM_FIXED 0x00000
64 #define APIC_DM_LOWEST 0x00100
65 #define APIC_DM_SMI 0x00200
66 #define APIC_DM_REMRD 0x00300
67 #define APIC_DM_NMI 0x00400
68 #define APIC_DM_INIT 0x00500
69 #define APIC_DM_STARTUP 0x00600
70 #define APIC_DM_EXTINT 0x00700
71 #define APIC_VECTOR_MASK 0x000FF
72 #define APIC_ICR2 0x310
73 #define GET_APIC_DEST_FIELD(x) (((x)>>24)&0xFF)
74 #define SET_APIC_DEST_FIELD(x) ((x)<<24)
75 #define APIC_LVTT 0x320
76 #define APIC_LVTTHMR 0x330
77 #define APIC_LVTPC 0x340
78 #define APIC_LVT0 0x350
79 #define APIC_LVT_TIMER_BASE_MASK (0x3<<18)
80 #define GET_APIC_TIMER_BASE(x) (((x)>>18)&0x3)
81 #define SET_APIC_TIMER_BASE(x) (((x)<<18))
82 #define APIC_TIMER_BASE_CLKIN 0x0
83 #define APIC_TIMER_BASE_TMBASE 0x1
84 #define APIC_TIMER_BASE_DIV 0x2
85 #define APIC_LVT_TIMER_PERIODIC (1<<17)
86 #define APIC_LVT_MASKED (1<<16)
87 #define APIC_LVT_LEVEL_TRIGGER (1<<15)
88 #define APIC_LVT_REMOTE_IRR (1<<14)
89 #define APIC_INPUT_POLARITY (1<<13)
90 #define APIC_SEND_PENDING (1<<12)
91 #define APIC_MODE_MASK 0x700
92 #define GET_APIC_DELIVERY_MODE(x) (((x)>>8)&0x7)
93 #define SET_APIC_DELIVERY_MODE(x,y) (((x)&~0x700)|((y)<<8))
94 #define APIC_MODE_FIXED 0x0
95 #define APIC_MODE_NMI 0x4
96 #define APIC_MODE_EXTINT 0x7
97 #define APIC_LVT1 0x360
98 #define APIC_LVTERR 0x370
99 #define APIC_TMICT 0x380
100 #define APIC_TMCCT 0x390
101 #define APIC_TDCR 0x3E0
102 #define APIC_TDR_DIV_TMBASE (1<<2)
103 #define APIC_TDR_DIV_1 0xB
104 #define APIC_TDR_DIV_2 0x0
105 #define APIC_TDR_DIV_4 0x1
106 #define APIC_TDR_DIV_8 0x2
107 #define APIC_TDR_DIV_16 0x3
108 #define APIC_TDR_DIV_32 0x8
109 #define APIC_TDR_DIV_64 0x9
110 #define APIC_TDR_DIV_128 0xA
112 #define APIC_BASE (fix_to_virt(FIX_APIC_BASE))
114 #define MAX_IO_APICS 64
116 /*
117 * the local APIC register structure, memory mapped. Not terribly well
118 * tested, but we might eventually use this one in the future - the
119 * problem why we cannot use it right now is the P5 APIC, it has an
120 * errata which cannot take 8-bit reads and writes, only 32-bit ones ...
121 */
122 #define u32 unsigned int
125 struct local_apic {
127 /*000*/ struct { u32 __reserved[4]; } __reserved_01;
129 /*010*/ struct { u32 __reserved[4]; } __reserved_02;
131 /*020*/ struct { /* APIC ID Register */
132 u32 __reserved_1 : 24,
133 phys_apic_id : 4,
134 __reserved_2 : 4;
135 u32 __reserved[3];
136 } id;
138 /*030*/ const
139 struct { /* APIC Version Register */
140 u32 version : 8,
141 __reserved_1 : 8,
142 max_lvt : 8,
143 __reserved_2 : 8;
144 u32 __reserved[3];
145 } version;
147 /*040*/ struct { u32 __reserved[4]; } __reserved_03;
149 /*050*/ struct { u32 __reserved[4]; } __reserved_04;
151 /*060*/ struct { u32 __reserved[4]; } __reserved_05;
153 /*070*/ struct { u32 __reserved[4]; } __reserved_06;
155 /*080*/ struct { /* Task Priority Register */
156 u32 priority : 8,
157 __reserved_1 : 24;
158 u32 __reserved_2[3];
159 } tpr;
161 /*090*/ const
162 struct { /* Arbitration Priority Register */
163 u32 priority : 8,
164 __reserved_1 : 24;
165 u32 __reserved_2[3];
166 } apr;
168 /*0A0*/ const
169 struct { /* Processor Priority Register */
170 u32 priority : 8,
171 __reserved_1 : 24;
172 u32 __reserved_2[3];
173 } ppr;
175 /*0B0*/ struct { /* End Of Interrupt Register */
176 u32 eoi;
177 u32 __reserved[3];
178 } eoi;
180 /*0C0*/ struct { u32 __reserved[4]; } __reserved_07;
182 /*0D0*/ struct { /* Logical Destination Register */
183 u32 __reserved_1 : 24,
184 logical_dest : 8;
185 u32 __reserved_2[3];
186 } ldr;
188 /*0E0*/ struct { /* Destination Format Register */
189 u32 __reserved_1 : 28,
190 model : 4;
191 u32 __reserved_2[3];
192 } dfr;
194 /*0F0*/ struct { /* Spurious Interrupt Vector Register */
195 u32 spurious_vector : 8,
196 apic_enabled : 1,
197 focus_cpu : 1,
198 __reserved_2 : 22;
199 u32 __reserved_3[3];
200 } svr;
202 /*100*/ struct { /* In Service Register */
203 /*170*/ u32 bitfield;
204 u32 __reserved[3];
205 } isr [8];
207 /*180*/ struct { /* Trigger Mode Register */
208 /*1F0*/ u32 bitfield;
209 u32 __reserved[3];
210 } tmr [8];
212 /*200*/ struct { /* Interrupt Request Register */
213 /*270*/ u32 bitfield;
214 u32 __reserved[3];
215 } irr [8];
217 /*280*/ union { /* Error Status Register */
218 struct {
219 u32 send_cs_error : 1,
220 receive_cs_error : 1,
221 send_accept_error : 1,
222 receive_accept_error : 1,
223 __reserved_1 : 1,
224 send_illegal_vector : 1,
225 receive_illegal_vector : 1,
226 illegal_register_address : 1,
227 __reserved_2 : 24;
228 u32 __reserved_3[3];
229 } error_bits;
230 struct {
231 u32 errors;
232 u32 __reserved_3[3];
233 } all_errors;
234 } esr;
236 /*290*/ struct { u32 __reserved[4]; } __reserved_08;
238 /*2A0*/ struct { u32 __reserved[4]; } __reserved_09;
240 /*2B0*/ struct { u32 __reserved[4]; } __reserved_10;
242 /*2C0*/ struct { u32 __reserved[4]; } __reserved_11;
244 /*2D0*/ struct { u32 __reserved[4]; } __reserved_12;
246 /*2E0*/ struct { u32 __reserved[4]; } __reserved_13;
248 /*2F0*/ struct { u32 __reserved[4]; } __reserved_14;
250 /*300*/ struct { /* Interrupt Command Register 1 */
251 u32 vector : 8,
252 delivery_mode : 3,
253 destination_mode : 1,
254 delivery_status : 1,
255 __reserved_1 : 1,
256 level : 1,
257 trigger : 1,
258 __reserved_2 : 2,
259 shorthand : 2,
260 __reserved_3 : 12;
261 u32 __reserved_4[3];
262 } icr1;
264 /*310*/ struct { /* Interrupt Command Register 2 */
265 union {
266 u32 __reserved_1 : 24,
267 phys_dest : 4,
268 __reserved_2 : 4;
269 u32 __reserved_3 : 24,
270 logical_dest : 8;
271 } dest;
272 u32 __reserved_4[3];
273 } icr2;
275 /*320*/ struct { /* LVT - Timer */
276 u32 vector : 8,
277 __reserved_1 : 4,
278 delivery_status : 1,
279 __reserved_2 : 3,
280 mask : 1,
281 timer_mode : 1,
282 __reserved_3 : 14;
283 u32 __reserved_4[3];
284 } lvt_timer;
286 /*330*/ struct { /* LVT - Thermal Sensor */
287 u32 vector : 8,
288 delivery_mode : 3,
289 __reserved_1 : 1,
290 delivery_status : 1,
291 __reserved_2 : 3,
292 mask : 1,
293 __reserved_3 : 15;
294 u32 __reserved_4[3];
295 } lvt_thermal;
297 /*340*/ struct { /* LVT - Performance Counter */
298 u32 vector : 8,
299 delivery_mode : 3,
300 __reserved_1 : 1,
301 delivery_status : 1,
302 __reserved_2 : 3,
303 mask : 1,
304 __reserved_3 : 15;
305 u32 __reserved_4[3];
306 } lvt_pc;
308 /*350*/ struct { /* LVT - LINT0 */
309 u32 vector : 8,
310 delivery_mode : 3,
311 __reserved_1 : 1,
312 delivery_status : 1,
313 polarity : 1,
314 remote_irr : 1,
315 trigger : 1,
316 mask : 1,
317 __reserved_2 : 15;
318 u32 __reserved_3[3];
319 } lvt_lint0;
321 /*360*/ struct { /* LVT - LINT1 */
322 u32 vector : 8,
323 delivery_mode : 3,
324 __reserved_1 : 1,
325 delivery_status : 1,
326 polarity : 1,
327 remote_irr : 1,
328 trigger : 1,
329 mask : 1,
330 __reserved_2 : 15;
331 u32 __reserved_3[3];
332 } lvt_lint1;
334 /*370*/ struct { /* LVT - Error */
335 u32 vector : 8,
336 __reserved_1 : 4,
337 delivery_status : 1,
338 __reserved_2 : 3,
339 mask : 1,
340 __reserved_3 : 15;
341 u32 __reserved_4[3];
342 } lvt_error;
344 /*380*/ struct { /* Timer Initial Count Register */
345 u32 initial_count;
346 u32 __reserved_2[3];
347 } timer_icr;
349 /*390*/ const
350 struct { /* Timer Current Count Register */
351 u32 curr_count;
352 u32 __reserved_2[3];
353 } timer_ccr;
355 /*3A0*/ struct { u32 __reserved[4]; } __reserved_16;
357 /*3B0*/ struct { u32 __reserved[4]; } __reserved_17;
359 /*3C0*/ struct { u32 __reserved[4]; } __reserved_18;
361 /*3D0*/ struct { u32 __reserved[4]; } __reserved_19;
363 /*3E0*/ struct { /* Timer Divide Configuration Register */
364 u32 divisor : 4,
365 __reserved_1 : 28;
366 u32 __reserved_2[3];
367 } timer_dcr;
369 /*3F0*/ struct { u32 __reserved[4]; } __reserved_20;
371 } __attribute__ ((packed));
373 #undef u32
375 #endif