kernel/arch/i386/apic_asm.S

   1 #include "archconst.h"
   2 #include "apic.h"
   3 #include "sconst.h"
   4 #include "apic_asm.h"
   5 #include <machine/asm.h>
   6
   7 #define APIC_IRQ_HANDLER(irq)   \
   8         push    $irq                                            ;\
   9         call    _C_LABEL(irq_handle)            /* intr_handle(irq) */  ;\
  10         add     $4, %esp                                        ;
  11
  12 /*===========================================================================*/
  13 /*                              interrupt handlers                           */
  14 /*              interrupt handlers for 386 32-bit protected mode             */
  15 /*              APIC interrupt handlers for 386 32-bit protected mode        */
  16 /*===========================================================================*/
  17 #define apic_hwint(irq)                                                 \
  18 ENTRY(apic_hwint##irq)                                                  \
  19         TEST_INT_IN_KERNEL(4, 0f)                                       ;\
  20                                                                         \
  21         SAVE_PROCESS_CTX(0, KTS_INT_HARD)                               ;\
  22         push    %ebp                                                    ;\
  23         call    _C_LABEL(context_stop)                                  ;\
  24         add     $4, %esp                                                ;\
  25         movl    $0, %ebp        /* for stack trace */                   ;\
  26         APIC_IRQ_HANDLER(irq)                                           ;\
  27         jmp     _C_LABEL(switch_to_user)                                ;\
  28                                                                         \
  29 0:                                                                      \
  30         pusha                                                           ;\
  31         call    _C_LABEL(context_stop_idle)                             ;\
  32         APIC_IRQ_HANDLER(irq)                                           ;\
  33         CLEAR_IF(10*4(%esp))                                            ;\
  34         popa                                                            ;\
  35         iret                                                            ;
  36
  37 #define LAPIC_INTR_HANDLER(func)        \
  38         movl    $func, %eax                                             ;\
  39         call    *%eax           /* call the actual handler */           ;\
  40         mov     _C_LABEL(lapic_eoi_addr), %eax  /* the end of handler*/ ;\
  41         movl    $0, (%eax)                                              ;
  42
  43 /*===========================================================================*/
  44 /*                      handler of the local APIC interrupts                 */
  45 /*===========================================================================*/
  46
  47 #define lapic_intr(func) \
  48         TEST_INT_IN_KERNEL(4, 0f)                                       ;\
  49                                                                         \
  50         SAVE_PROCESS_CTX(0, KTS_INT_HARD)                               ;\
  51         push    %ebp                                                    ;\
  52         call    _C_LABEL(context_stop)                                  ;\
  53         add     $4, %esp                                                ;\
  54         movl    $0, %ebp                /* for stack trace */           ;\
  55         LAPIC_INTR_HANDLER(func)                                        ;\
  56         jmp     _C_LABEL(switch_to_user)                                ;\
  57         \
  58 0:      \
  59         pusha                                                           ;\
  60         call    _C_LABEL(context_stop_idle)                             ;\
  61         LAPIC_INTR_HANDLER(func)                                        ;\
  62         CLEAR_IF(10*4(%esp))                                            ;\
  63         popa                                                            ;\
  64         iret                                                            ;
  65
  66 /* apic timer tick handlers */
  67 ENTRY(lapic_timer_int_handler)
  68         lapic_intr(_C_LABEL(timer_int_handler))
  69
  70 ENTRY(apic_spurios_intr)
  71         lapic_intr(_C_LABEL(apic_spurios_intr_handler))
  72
  73 ENTRY(apic_error_intr)
  74         lapic_intr(_C_LABEL(apic_error_intr_handler))
  75
  76 #ifdef CONFIG_SMP
  77
  78 ENTRY(apic_ipi_sched_intr)
  79         lapic_intr(_C_LABEL(smp_ipi_sched_handler))
  80
  81 ENTRY(apic_ipi_halt_intr)
  82         lapic_intr(_C_LABEL(smp_ipi_halt_handler))
  83
  84 #endif /* CONFIG_SMP */
  85
  86 #ifdef APIC_DEBUG
  87
  88 .data
  89 lapic_intr_dummy_handler_msg:
  90 .ascii "UNHANDLED APIC interrupt vector %d\n"
  91
  92 .text
  93
  94 #define lapic_intr_dummy_handler(vect)                  \
  95         pushl   $vect;                                  \
  96         push    $lapic_intr_dummy_handler_msg;          \
  97         call    _C_LABEL(panic);                        \
  98 1:      jmp     1b; /* never return */
  99
 100 #define LAPIC_INTR_DUMMY_HANDLER(vect)                  \
 101         .balign LAPIC_INTR_DUMMY_HANDLER_SIZE;          \
 102         _lapic_intr_dummy_handler_##vect: lapic_intr_dummy_handler(vect)
 103
 104 apic_hwint(0)
 105 apic_hwint(1)
 106 apic_hwint(2)
 107 apic_hwint(3)
 108 apic_hwint(4)
 109 apic_hwint(5)
 110 apic_hwint(6)
 111 apic_hwint(7)
 112 apic_hwint(8)
 113 apic_hwint(9)
 114 apic_hwint(10)
 115 apic_hwint(11)
 116 apic_hwint(12)
 117 apic_hwint(13)
 118 apic_hwint(14)
 119 apic_hwint(15)
 120 apic_hwint(16)
 121 apic_hwint(17)
 122 apic_hwint(18)
 123 apic_hwint(19)
 124 apic_hwint(20)
 125 apic_hwint(21)
 126 apic_hwint(22)
 127 apic_hwint(23)
 128 apic_hwint(24)
 129 apic_hwint(25)
 130 apic_hwint(26)
 131 apic_hwint(27)
 132 apic_hwint(28)
 133 apic_hwint(29)
 134 apic_hwint(30)
 135 apic_hwint(31)
 136 apic_hwint(32)
 137 apic_hwint(33)
 138 apic_hwint(34)
 139 apic_hwint(35)
 140 apic_hwint(36)
 141 apic_hwint(37)
 142 apic_hwint(38)
 143 apic_hwint(39)
 144 apic_hwint(40)
 145 apic_hwint(41)
 146 apic_hwint(42)
 147 apic_hwint(43)
 148 apic_hwint(44)
 149 apic_hwint(45)
 150 apic_hwint(46)
 151 apic_hwint(47)
 152 apic_hwint(48)
 153 apic_hwint(49)
 154 apic_hwint(50)
 155 apic_hwint(51)
 156 apic_hwint(52)
 157 apic_hwint(53)
 158 apic_hwint(54)
 159 apic_hwint(55)
 160 apic_hwint(56)
 161 apic_hwint(57)
 162 apic_hwint(58)
 163 apic_hwint(59)
 164 apic_hwint(60)
 165 apic_hwint(61)
 166 apic_hwint(62)
 167 apic_hwint(63)
 168
 169 LABEL(lapic_intr_dummy_handles_start)
 170         LAPIC_INTR_DUMMY_HANDLER(0)
 171         LAPIC_INTR_DUMMY_HANDLER(1)
 172         LAPIC_INTR_DUMMY_HANDLER(2)
 173         LAPIC_INTR_DUMMY_HANDLER(3)
 174         LAPIC_INTR_DUMMY_HANDLER(4)
 175         LAPIC_INTR_DUMMY_HANDLER(5)
 176         LAPIC_INTR_DUMMY_HANDLER(6)
 177         LAPIC_INTR_DUMMY_HANDLER(7)
 178         LAPIC_INTR_DUMMY_HANDLER(8)
 179         LAPIC_INTR_DUMMY_HANDLER(9)
 180         LAPIC_INTR_DUMMY_HANDLER(10)
 181         LAPIC_INTR_DUMMY_HANDLER(11)
 182         LAPIC_INTR_DUMMY_HANDLER(12)
 183         LAPIC_INTR_DUMMY_HANDLER(13)
 184         LAPIC_INTR_DUMMY_HANDLER(14)
 185         LAPIC_INTR_DUMMY_HANDLER(15)
 186         LAPIC_INTR_DUMMY_HANDLER(16)
 187         LAPIC_INTR_DUMMY_HANDLER(17)
 188         LAPIC_INTR_DUMMY_HANDLER(18)
 189         LAPIC_INTR_DUMMY_HANDLER(19)
 190         LAPIC_INTR_DUMMY_HANDLER(20)
 191         LAPIC_INTR_DUMMY_HANDLER(21)
 192         LAPIC_INTR_DUMMY_HANDLER(22)
 193         LAPIC_INTR_DUMMY_HANDLER(23)
 194         LAPIC_INTR_DUMMY_HANDLER(24)
 195         LAPIC_INTR_DUMMY_HANDLER(25)
 196         LAPIC_INTR_DUMMY_HANDLER(26)
 197         LAPIC_INTR_DUMMY_HANDLER(27)
 198         LAPIC_INTR_DUMMY_HANDLER(28)
 199         LAPIC_INTR_DUMMY_HANDLER(29)
 200         LAPIC_INTR_DUMMY_HANDLER(30)
 201         LAPIC_INTR_DUMMY_HANDLER(31)
 202         LAPIC_INTR_DUMMY_HANDLER(32)
 203         LAPIC_INTR_DUMMY_HANDLER(33)
 204         LAPIC_INTR_DUMMY_HANDLER(34)
 205         LAPIC_INTR_DUMMY_HANDLER(35)
 206         LAPIC_INTR_DUMMY_HANDLER(36)
 207         LAPIC_INTR_DUMMY_HANDLER(37)
 208         LAPIC_INTR_DUMMY_HANDLER(38)
 209         LAPIC_INTR_DUMMY_HANDLER(39)
 210         LAPIC_INTR_DUMMY_HANDLER(40)
 211         LAPIC_INTR_DUMMY_HANDLER(41)
 212         LAPIC_INTR_DUMMY_HANDLER(42)
 213         LAPIC_INTR_DUMMY_HANDLER(43)
 214         LAPIC_INTR_DUMMY_HANDLER(44)
 215         LAPIC_INTR_DUMMY_HANDLER(45)
 216         LAPIC_INTR_DUMMY_HANDLER(46)
 217         LAPIC_INTR_DUMMY_HANDLER(47)
 218         LAPIC_INTR_DUMMY_HANDLER(48)
 219         LAPIC_INTR_DUMMY_HANDLER(49)
 220         LAPIC_INTR_DUMMY_HANDLER(50)
 221         LAPIC_INTR_DUMMY_HANDLER(51)
 222         LAPIC_INTR_DUMMY_HANDLER(52)
 223         LAPIC_INTR_DUMMY_HANDLER(53)
 224         LAPIC_INTR_DUMMY_HANDLER(54)
 225         LAPIC_INTR_DUMMY_HANDLER(55)
 226         LAPIC_INTR_DUMMY_HANDLER(56)
 227         LAPIC_INTR_DUMMY_HANDLER(57)
 228         LAPIC_INTR_DUMMY_HANDLER(58)
 229         LAPIC_INTR_DUMMY_HANDLER(59)
 230         LAPIC_INTR_DUMMY_HANDLER(60)
 231         LAPIC_INTR_DUMMY_HANDLER(61)
 232         LAPIC_INTR_DUMMY_HANDLER(62)
 233         LAPIC_INTR_DUMMY_HANDLER(63)
 234         LAPIC_INTR_DUMMY_HANDLER(64)
 235         LAPIC_INTR_DUMMY_HANDLER(65)
 236         LAPIC_INTR_DUMMY_HANDLER(66)
 237         LAPIC_INTR_DUMMY_HANDLER(67)
 238         LAPIC_INTR_DUMMY_HANDLER(68)
 239         LAPIC_INTR_DUMMY_HANDLER(69)
 240         LAPIC_INTR_DUMMY_HANDLER(70)
 241         LAPIC_INTR_DUMMY_HANDLER(71)
 242         LAPIC_INTR_DUMMY_HANDLER(72)
 243         LAPIC_INTR_DUMMY_HANDLER(73)
 244         LAPIC_INTR_DUMMY_HANDLER(74)
 245         LAPIC_INTR_DUMMY_HANDLER(75)
 246         LAPIC_INTR_DUMMY_HANDLER(76)
 247         LAPIC_INTR_DUMMY_HANDLER(77)
 248         LAPIC_INTR_DUMMY_HANDLER(78)
 249         LAPIC_INTR_DUMMY_HANDLER(79)
 250         LAPIC_INTR_DUMMY_HANDLER(80)
 251         LAPIC_INTR_DUMMY_HANDLER(81)
 252         LAPIC_INTR_DUMMY_HANDLER(82)
 253         LAPIC_INTR_DUMMY_HANDLER(83)
 254         LAPIC_INTR_DUMMY_HANDLER(84)
 255         LAPIC_INTR_DUMMY_HANDLER(85)
 256         LAPIC_INTR_DUMMY_HANDLER(86)
 257         LAPIC_INTR_DUMMY_HANDLER(87)
 258         LAPIC_INTR_DUMMY_HANDLER(88)
 259         LAPIC_INTR_DUMMY_HANDLER(89)
 260         LAPIC_INTR_DUMMY_HANDLER(90)
 261         LAPIC_INTR_DUMMY_HANDLER(91)
 262         LAPIC_INTR_DUMMY_HANDLER(92)
 263         LAPIC_INTR_DUMMY_HANDLER(93)
 264         LAPIC_INTR_DUMMY_HANDLER(94)
 265         LAPIC_INTR_DUMMY_HANDLER(95)
 266         LAPIC_INTR_DUMMY_HANDLER(96)
 267         LAPIC_INTR_DUMMY_HANDLER(97)
 268         LAPIC_INTR_DUMMY_HANDLER(98)
 269         LAPIC_INTR_DUMMY_HANDLER(99)
 270         LAPIC_INTR_DUMMY_HANDLER(100)
 271         LAPIC_INTR_DUMMY_HANDLER(101)
 272         LAPIC_INTR_DUMMY_HANDLER(102)
 273         LAPIC_INTR_DUMMY_HANDLER(103)
 274         LAPIC_INTR_DUMMY_HANDLER(104)
 275         LAPIC_INTR_DUMMY_HANDLER(105)
 276         LAPIC_INTR_DUMMY_HANDLER(106)
 277         LAPIC_INTR_DUMMY_HANDLER(107)
 278         LAPIC_INTR_DUMMY_HANDLER(108)
 279         LAPIC_INTR_DUMMY_HANDLER(109)
 280         LAPIC_INTR_DUMMY_HANDLER(110)
 281         LAPIC_INTR_DUMMY_HANDLER(111)
 282         LAPIC_INTR_DUMMY_HANDLER(112)
 283         LAPIC_INTR_DUMMY_HANDLER(113)
 284         LAPIC_INTR_DUMMY_HANDLER(114)
 285         LAPIC_INTR_DUMMY_HANDLER(115)
 286         LAPIC_INTR_DUMMY_HANDLER(116)
 287         LAPIC_INTR_DUMMY_HANDLER(117)
 288         LAPIC_INTR_DUMMY_HANDLER(118)
 289         LAPIC_INTR_DUMMY_HANDLER(119)
 290         LAPIC_INTR_DUMMY_HANDLER(120)
 291         LAPIC_INTR_DUMMY_HANDLER(121)
 292         LAPIC_INTR_DUMMY_HANDLER(122)
 293         LAPIC_INTR_DUMMY_HANDLER(123)
 294         LAPIC_INTR_DUMMY_HANDLER(124)
 295         LAPIC_INTR_DUMMY_HANDLER(125)
 296         LAPIC_INTR_DUMMY_HANDLER(126)
 297         LAPIC_INTR_DUMMY_HANDLER(127)
 298         LAPIC_INTR_DUMMY_HANDLER(128)
 299         LAPIC_INTR_DUMMY_HANDLER(129)
 300         LAPIC_INTR_DUMMY_HANDLER(130)
 301         LAPIC_INTR_DUMMY_HANDLER(131)
 302         LAPIC_INTR_DUMMY_HANDLER(132)
 303         LAPIC_INTR_DUMMY_HANDLER(133)
 304         LAPIC_INTR_DUMMY_HANDLER(134)
 305         LAPIC_INTR_DUMMY_HANDLER(135)
 306         LAPIC_INTR_DUMMY_HANDLER(136)
 307         LAPIC_INTR_DUMMY_HANDLER(137)
 308         LAPIC_INTR_DUMMY_HANDLER(138)
 309         LAPIC_INTR_DUMMY_HANDLER(139)
 310         LAPIC_INTR_DUMMY_HANDLER(140)
 311         LAPIC_INTR_DUMMY_HANDLER(141)
 312         LAPIC_INTR_DUMMY_HANDLER(142)
 313         LAPIC_INTR_DUMMY_HANDLER(143)
 314         LAPIC_INTR_DUMMY_HANDLER(144)
 315         LAPIC_INTR_DUMMY_HANDLER(145)
 316         LAPIC_INTR_DUMMY_HANDLER(146)
 317         LAPIC_INTR_DUMMY_HANDLER(147)
 318         LAPIC_INTR_DUMMY_HANDLER(148)
 319         LAPIC_INTR_DUMMY_HANDLER(149)
 320         LAPIC_INTR_DUMMY_HANDLER(150)
 321         LAPIC_INTR_DUMMY_HANDLER(151)
 322         LAPIC_INTR_DUMMY_HANDLER(152)
 323         LAPIC_INTR_DUMMY_HANDLER(153)
 324         LAPIC_INTR_DUMMY_HANDLER(154)
 325         LAPIC_INTR_DUMMY_HANDLER(155)
 326         LAPIC_INTR_DUMMY_HANDLER(156)
 327         LAPIC_INTR_DUMMY_HANDLER(157)
 328         LAPIC_INTR_DUMMY_HANDLER(158)
 329         LAPIC_INTR_DUMMY_HANDLER(159)
 330         LAPIC_INTR_DUMMY_HANDLER(160)
 331         LAPIC_INTR_DUMMY_HANDLER(161)
 332         LAPIC_INTR_DUMMY_HANDLER(162)
 333         LAPIC_INTR_DUMMY_HANDLER(163)
 334         LAPIC_INTR_DUMMY_HANDLER(164)
 335         LAPIC_INTR_DUMMY_HANDLER(165)
 336         LAPIC_INTR_DUMMY_HANDLER(166)
 337         LAPIC_INTR_DUMMY_HANDLER(167)
 338         LAPIC_INTR_DUMMY_HANDLER(168)
 339         LAPIC_INTR_DUMMY_HANDLER(169)
 340         LAPIC_INTR_DUMMY_HANDLER(170)
 341         LAPIC_INTR_DUMMY_HANDLER(171)
 342         LAPIC_INTR_DUMMY_HANDLER(172)
 343         LAPIC_INTR_DUMMY_HANDLER(173)
 344         LAPIC_INTR_DUMMY_HANDLER(174)
 345         LAPIC_INTR_DUMMY_HANDLER(175)
 346         LAPIC_INTR_DUMMY_HANDLER(176)
 347         LAPIC_INTR_DUMMY_HANDLER(177)
 348         LAPIC_INTR_DUMMY_HANDLER(178)
 349         LAPIC_INTR_DUMMY_HANDLER(179)
 350         LAPIC_INTR_DUMMY_HANDLER(180)
 351         LAPIC_INTR_DUMMY_HANDLER(181)
 352         LAPIC_INTR_DUMMY_HANDLER(182)
 353         LAPIC_INTR_DUMMY_HANDLER(183)
 354         LAPIC_INTR_DUMMY_HANDLER(184)
 355         LAPIC_INTR_DUMMY_HANDLER(185)
 356         LAPIC_INTR_DUMMY_HANDLER(186)
 357         LAPIC_INTR_DUMMY_HANDLER(187)
 358         LAPIC_INTR_DUMMY_HANDLER(188)
 359         LAPIC_INTR_DUMMY_HANDLER(189)
 360         LAPIC_INTR_DUMMY_HANDLER(190)
 361         LAPIC_INTR_DUMMY_HANDLER(191)
 362         LAPIC_INTR_DUMMY_HANDLER(192)
 363         LAPIC_INTR_DUMMY_HANDLER(193)
 364         LAPIC_INTR_DUMMY_HANDLER(194)
 365         LAPIC_INTR_DUMMY_HANDLER(195)
 366         LAPIC_INTR_DUMMY_HANDLER(196)
 367         LAPIC_INTR_DUMMY_HANDLER(197)
 368         LAPIC_INTR_DUMMY_HANDLER(198)
 369         LAPIC_INTR_DUMMY_HANDLER(199)
 370         LAPIC_INTR_DUMMY_HANDLER(200)
 371         LAPIC_INTR_DUMMY_HANDLER(201)
 372         LAPIC_INTR_DUMMY_HANDLER(202)
 373         LAPIC_INTR_DUMMY_HANDLER(203)
 374         LAPIC_INTR_DUMMY_HANDLER(204)
 375         LAPIC_INTR_DUMMY_HANDLER(205)
 376         LAPIC_INTR_DUMMY_HANDLER(206)
 377         LAPIC_INTR_DUMMY_HANDLER(207)
 378         LAPIC_INTR_DUMMY_HANDLER(208)
 379         LAPIC_INTR_DUMMY_HANDLER(209)
 380         LAPIC_INTR_DUMMY_HANDLER(210)
 381         LAPIC_INTR_DUMMY_HANDLER(211)
 382         LAPIC_INTR_DUMMY_HANDLER(212)
 383         LAPIC_INTR_DUMMY_HANDLER(213)
 384         LAPIC_INTR_DUMMY_HANDLER(214)
 385         LAPIC_INTR_DUMMY_HANDLER(215)
 386         LAPIC_INTR_DUMMY_HANDLER(216)
 387         LAPIC_INTR_DUMMY_HANDLER(217)
 388         LAPIC_INTR_DUMMY_HANDLER(218)
 389         LAPIC_INTR_DUMMY_HANDLER(219)
 390         LAPIC_INTR_DUMMY_HANDLER(220)
 391         LAPIC_INTR_DUMMY_HANDLER(221)
 392         LAPIC_INTR_DUMMY_HANDLER(222)
 393         LAPIC_INTR_DUMMY_HANDLER(223)
 394         LAPIC_INTR_DUMMY_HANDLER(224)
 395         LAPIC_INTR_DUMMY_HANDLER(225)
 396         LAPIC_INTR_DUMMY_HANDLER(226)
 397         LAPIC_INTR_DUMMY_HANDLER(227)
 398         LAPIC_INTR_DUMMY_HANDLER(228)
 399         LAPIC_INTR_DUMMY_HANDLER(229)
 400         LAPIC_INTR_DUMMY_HANDLER(230)
 401         LAPIC_INTR_DUMMY_HANDLER(231)
 402         LAPIC_INTR_DUMMY_HANDLER(232)
 403         LAPIC_INTR_DUMMY_HANDLER(233)
 404         LAPIC_INTR_DUMMY_HANDLER(234)
 405         LAPIC_INTR_DUMMY_HANDLER(235)
 406         LAPIC_INTR_DUMMY_HANDLER(236)
 407         LAPIC_INTR_DUMMY_HANDLER(237)
 408         LAPIC_INTR_DUMMY_HANDLER(238)
 409         LAPIC_INTR_DUMMY_HANDLER(239)
 410         LAPIC_INTR_DUMMY_HANDLER(240)
 411         LAPIC_INTR_DUMMY_HANDLER(241)
 412         LAPIC_INTR_DUMMY_HANDLER(242)
 413         LAPIC_INTR_DUMMY_HANDLER(243)
 414         LAPIC_INTR_DUMMY_HANDLER(244)
 415         LAPIC_INTR_DUMMY_HANDLER(245)
 416         LAPIC_INTR_DUMMY_HANDLER(246)
 417         LAPIC_INTR_DUMMY_HANDLER(247)
 418         LAPIC_INTR_DUMMY_HANDLER(248)
 419         LAPIC_INTR_DUMMY_HANDLER(249)
 420         LAPIC_INTR_DUMMY_HANDLER(250)
 421         LAPIC_INTR_DUMMY_HANDLER(251)
 422         LAPIC_INTR_DUMMY_HANDLER(252)
 423         LAPIC_INTR_DUMMY_HANDLER(253)
 424         LAPIC_INTR_DUMMY_HANDLER(254)
 425         LAPIC_INTR_DUMMY_HANDLER(255)
 426 LABEL(lapic_intr_dummy_handles_end)
 427
 428
 429 #endif /* APIC_DEBUG */