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Match and link OSAlarm 

Former-commit-id: 438bf9053c
This commit is contained in:
Phillip Stephens 2022-11-03 09:17:03 -07:00
parent 3d299fc132
commit 0bffff2eb5
9 changed files with 430 additions and 74 deletions
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4
.vscode/settings.json vendored
View File

@ -25,7 +25,9 @@
"__ppc_eabi_linker.h": "c", "__ppc_eabi_linker.h": "c",
"hack.h": "c", "hack.h": "c",
"db.h": "c", "db.h": "c",
"ppcarch.h": "c" "ppcarch.h": "c",
"osalarm.h": "c",
"ospriv.h": "c"
}, },
"files.autoSave": "onFocusChange", "files.autoSave": "onFocusChange",
"files.insertFinalNewline": true, "files.insertFinalNewline": true,

28
asm/Dolphin/os/OSAlarm.s
View File

@ -2,8 +2,8 @@
.section .sbss .section .sbss
.balign 8 .balign 8
.global lbl_805A98B0 .global AlarmQueue
lbl_805A98B0: AlarmQueue:
.skip 0x8 .skip 0x8
.section .text, "ax" .section .text, "ax"
@ -20,10 +20,10 @@ OSInitAlarm:
/* 8037E080 0037AFE0 7C 03 20 40 */ cmplw r3, r4 /* 8037E080 0037AFE0 7C 03 20 40 */ cmplw r3, r4
/* 8037E084 0037AFE4 41 82 00 1C */ beq lbl_8037E0A0 /* 8037E084 0037AFE4 41 82 00 1C */ beq lbl_8037E0A0
/* 8037E088 0037AFE8 38 00 00 00 */ li r0, 0 /* 8037E088 0037AFE8 38 00 00 00 */ li r0, 0
/* 8037E08C 0037AFEC 38 6D AC F0 */ addi r3, r13, lbl_805A98B0@sda21 /* 8037E08C 0037AFEC 38 6D AC F0 */ addi r3, r13, AlarmQueue@sda21
/* 8037E090 0037AFF0 90 03 00 04 */ stw r0, 4(r3) /* 8037E090 0037AFF0 90 03 00 04 */ stw r0, 4(r3)
/* 8037E094 0037AFF4 38 60 00 08 */ li r3, 8 /* 8037E094 0037AFF4 38 60 00 08 */ li r3, 8
/* 8037E098 0037AFF8 90 0D AC F0 */ stw r0, lbl_805A98B0@sda21(r13) /* 8037E098 0037AFF8 90 0D AC F0 */ stw r0, AlarmQueue@sda21(r13)
/* 8037E09C 0037AFFC 4B FF FE 2D */ bl __OSSetExceptionHandler /* 8037E09C 0037AFFC 4B FF FE 2D */ bl __OSSetExceptionHandler
lbl_8037E0A0: lbl_8037E0A0:
/* 8037E0A0 0037B000 80 01 00 0C */ lwz r0, 0xc(r1) /* 8037E0A0 0037B000 80 01 00 0C */ lwz r0, 0xc(r1)
@ -93,7 +93,7 @@ lbl_8037E180:
/* 8037E184 0037B0E4 6F 24 80 00 */ xoris r4, r25, 0x8000 /* 8037E184 0037B0E4 6F 24 80 00 */ xoris r4, r25, 0x8000
/* 8037E188 0037B0E8 93 DD 00 0C */ stw r30, 0xc(r29) /* 8037E188 0037B0E8 93 DD 00 0C */ stw r30, 0xc(r29)
/* 8037E18C 0037B0EC 93 3D 00 08 */ stw r25, 8(r29) /* 8037E18C 0037B0EC 93 3D 00 08 */ stw r25, 8(r29)
/* 8037E190 0037B0F0 80 CD AC F0 */ lwz r6, lbl_805A98B0@sda21(r13) /* 8037E190 0037B0F0 80 CD AC F0 */ lwz r6, AlarmQueue@sda21(r13)
/* 8037E194 0037B0F4 48 00 00 C4 */ b lbl_8037E258 /* 8037E194 0037B0F4 48 00 00 C4 */ b lbl_8037E258
lbl_8037E198: lbl_8037E198:
/* 8037E198 0037B0F8 80 06 00 08 */ lwz r0, 8(r6) /* 8037E198 0037B0F8 80 06 00 08 */ lwz r0, 8(r6)
@ -114,7 +114,7 @@ lbl_8037E198:
/* 8037E1D4 0037B134 93 A3 00 14 */ stw r29, 0x14(r3) /* 8037E1D4 0037B134 93 A3 00 14 */ stw r29, 0x14(r3)
/* 8037E1D8 0037B138 48 00 01 24 */ b lbl_8037E2FC /* 8037E1D8 0037B138 48 00 01 24 */ b lbl_8037E2FC
lbl_8037E1DC: lbl_8037E1DC:
/* 8037E1DC 0037B13C 93 AD AC F0 */ stw r29, lbl_805A98B0@sda21(r13) /* 8037E1DC 0037B13C 93 AD AC F0 */ stw r29, AlarmQueue@sda21(r13)
/* 8037E1E0 0037B140 48 00 71 E9 */ bl __OSGetSystemTime /* 8037E1E0 0037B140 48 00 71 E9 */ bl __OSGetSystemTime
/* 8037E1E4 0037B144 80 DD 00 0C */ lwz r6, 0xc(r29) /* 8037E1E4 0037B144 80 DD 00 0C */ lwz r6, 0xc(r29)
/* 8037E1E8 0037B148 38 E0 00 00 */ li r7, 0 /* 8037E1E8 0037B148 38 E0 00 00 */ li r7, 0
@ -153,7 +153,7 @@ lbl_8037E258:
/* 8037E25C 0037B1BC 40 82 FF 3C */ bne lbl_8037E198 /* 8037E25C 0037B1BC 40 82 FF 3C */ bne lbl_8037E198
/* 8037E260 0037B1C0 3B C0 00 00 */ li r30, 0 /* 8037E260 0037B1C0 3B C0 00 00 */ li r30, 0
/* 8037E264 0037B1C4 93 DD 00 14 */ stw r30, 0x14(r29) /* 8037E264 0037B1C4 93 DD 00 14 */ stw r30, 0x14(r29)
/* 8037E268 0037B1C8 38 6D AC F0 */ addi r3, r13, lbl_805A98B0@sda21 /* 8037E268 0037B1C8 38 6D AC F0 */ addi r3, r13, AlarmQueue@sda21
/* 8037E26C 0037B1CC 80 83 00 04 */ lwz r4, 4(r3) /* 8037E26C 0037B1CC 80 83 00 04 */ lwz r4, 4(r3)
/* 8037E270 0037B1D0 97 A3 00 04 */ stwu r29, 4(r3) /* 8037E270 0037B1D0 97 A3 00 04 */ stwu r29, 4(r3)
/* 8037E274 0037B1D4 28 04 00 00 */ cmplwi r4, 0 /* 8037E274 0037B1D4 28 04 00 00 */ cmplwi r4, 0
@ -163,7 +163,7 @@ lbl_8037E258:
/* 8037E284 0037B1E4 48 00 00 78 */ b lbl_8037E2FC /* 8037E284 0037B1E4 48 00 00 78 */ b lbl_8037E2FC
lbl_8037E288: lbl_8037E288:
/* 8037E288 0037B1E8 93 A3 00 00 */ stw r29, 0(r3) /* 8037E288 0037B1E8 93 A3 00 00 */ stw r29, 0(r3)
/* 8037E28C 0037B1EC 93 AD AC F0 */ stw r29, lbl_805A98B0@sda21(r13) /* 8037E28C 0037B1EC 93 AD AC F0 */ stw r29, AlarmQueue@sda21(r13)
/* 8037E290 0037B1F0 48 00 71 39 */ bl __OSGetSystemTime /* 8037E290 0037B1F0 48 00 71 39 */ bl __OSGetSystemTime
/* 8037E294 0037B1F4 80 DD 00 0C */ lwz r6, 0xc(r29) /* 8037E294 0037B1F4 80 DD 00 0C */ lwz r6, 0xc(r29)
/* 8037E298 0037B1F8 6F C5 80 00 */ xoris r5, r30, 0x8000 /* 8037E298 0037B1F8 6F C5 80 00 */ xoris r5, r30, 0x8000
@ -285,7 +285,7 @@ lbl_8037E430:
/* 8037E434 0037B394 28 1D 00 00 */ cmplwi r29, 0 /* 8037E434 0037B394 28 1D 00 00 */ cmplwi r29, 0
/* 8037E438 0037B398 40 82 00 14 */ bne lbl_8037E44C /* 8037E438 0037B398 40 82 00 14 */ bne lbl_8037E44C
/* 8037E43C 0037B39C 80 1E 00 10 */ lwz r0, 0x10(r30) /* 8037E43C 0037B39C 80 1E 00 10 */ lwz r0, 0x10(r30)
/* 8037E440 0037B3A0 38 6D AC F0 */ addi r3, r13, lbl_805A98B0@sda21 /* 8037E440 0037B3A0 38 6D AC F0 */ addi r3, r13, AlarmQueue@sda21
/* 8037E444 0037B3A4 90 03 00 04 */ stw r0, 4(r3) /* 8037E444 0037B3A4 90 03 00 04 */ stw r0, 4(r3)
/* 8037E448 0037B3A8 48 00 00 0C */ b lbl_8037E454 /* 8037E448 0037B3A8 48 00 00 0C */ b lbl_8037E454
lbl_8037E44C: lbl_8037E44C:
@ -299,7 +299,7 @@ lbl_8037E454:
/* 8037E464 0037B3C4 48 00 00 80 */ b lbl_8037E4E4 /* 8037E464 0037B3C4 48 00 00 80 */ b lbl_8037E4E4
lbl_8037E468: lbl_8037E468:
/* 8037E468 0037B3C8 28 1D 00 00 */ cmplwi r29, 0 /* 8037E468 0037B3C8 28 1D 00 00 */ cmplwi r29, 0
/* 8037E46C 0037B3CC 93 AD AC F0 */ stw r29, lbl_805A98B0@sda21(r13) /* 8037E46C 0037B3CC 93 AD AC F0 */ stw r29, AlarmQueue@sda21(r13)
/* 8037E470 0037B3D0 41 82 00 74 */ beq lbl_8037E4E4 /* 8037E470 0037B3D0 41 82 00 74 */ beq lbl_8037E4E4
/* 8037E474 0037B3D4 48 00 6F 55 */ bl __OSGetSystemTime /* 8037E474 0037B3D4 48 00 6F 55 */ bl __OSGetSystemTime
/* 8037E478 0037B3D8 80 DD 00 0C */ lwz r6, 0xc(r29) /* 8037E478 0037B3D8 80 DD 00 0C */ lwz r6, 0xc(r29)
@ -356,7 +356,7 @@ DecrementerExceptionCallback:
/* 8037E528 0037B488 7C 9D 23 78 */ mr r29, r4 /* 8037E528 0037B488 7C 9D 23 78 */ mr r29, r4
/* 8037E52C 0037B48C 93 81 02 E0 */ stw r28, 0x2e0(r1) /* 8037E52C 0037B48C 93 81 02 E0 */ stw r28, 0x2e0(r1)
/* 8037E530 0037B490 48 00 6E 99 */ bl __OSGetSystemTime /* 8037E530 0037B490 48 00 6E 99 */ bl __OSGetSystemTime
/* 8037E534 0037B494 80 0D AC F0 */ lwz r0, lbl_805A98B0@sda21(r13) /* 8037E534 0037B494 80 0D AC F0 */ lwz r0, AlarmQueue@sda21(r13)
/* 8037E538 0037B498 3B 84 00 00 */ addi r28, r4, 0 /* 8037E538 0037B498 3B 84 00 00 */ addi r28, r4, 0
/* 8037E53C 0037B49C 3B C3 00 00 */ addi r30, r3, 0 /* 8037E53C 0037B49C 3B C3 00 00 */ addi r30, r3, 0
/* 8037E540 0037B4A0 28 00 00 00 */ cmplwi r0, 0 /* 8037E540 0037B4A0 28 00 00 00 */ cmplwi r0, 0
@ -410,10 +410,10 @@ lbl_8037E5E8:
lbl_8037E5F0: lbl_8037E5F0:
/* 8037E5F0 0037B550 80 7F 00 14 */ lwz r3, 0x14(r31) /* 8037E5F0 0037B550 80 7F 00 14 */ lwz r3, 0x14(r31)
/* 8037E5F4 0037B554 28 03 00 00 */ cmplwi r3, 0 /* 8037E5F4 0037B554 28 03 00 00 */ cmplwi r3, 0
/* 8037E5F8 0037B558 90 6D AC F0 */ stw r3, lbl_805A98B0@sda21(r13) /* 8037E5F8 0037B558 90 6D AC F0 */ stw r3, AlarmQueue@sda21(r13)
/* 8037E5FC 0037B55C 40 82 00 14 */ bne lbl_8037E610 /* 8037E5FC 0037B55C 40 82 00 14 */ bne lbl_8037E610
/* 8037E600 0037B560 38 00 00 00 */ li r0, 0 /* 8037E600 0037B560 38 00 00 00 */ li r0, 0
/* 8037E604 0037B564 38 6D AC F0 */ addi r3, r13, lbl_805A98B0@sda21 /* 8037E604 0037B564 38 6D AC F0 */ addi r3, r13, AlarmQueue@sda21
/* 8037E608 0037B568 90 03 00 04 */ stw r0, 4(r3) /* 8037E608 0037B568 90 03 00 04 */ stw r0, 4(r3)
/* 8037E60C 0037B56C 48 00 00 0C */ b lbl_8037E618 /* 8037E60C 0037B56C 48 00 00 0C */ b lbl_8037E618
lbl_8037E610: lbl_8037E610:
@ -438,7 +438,7 @@ lbl_8037E618:
/* 8037E654 0037B5B4 38 A0 00 00 */ li r5, 0 /* 8037E654 0037B5B4 38 A0 00 00 */ li r5, 0
/* 8037E658 0037B5B8 4B FF FA 69 */ bl InsertAlarm /* 8037E658 0037B5B8 4B FF FA 69 */ bl InsertAlarm
lbl_8037E65C: lbl_8037E65C:
/* 8037E65C 0037B5BC 83 8D AC F0 */ lwz r28, lbl_805A98B0@sda21(r13) /* 8037E65C 0037B5BC 83 8D AC F0 */ lwz r28, AlarmQueue@sda21(r13)
/* 8037E660 0037B5C0 28 1C 00 00 */ cmplwi r28, 0 /* 8037E660 0037B5C0 28 1C 00 00 */ cmplwi r28, 0
/* 8037E664 0037B5C4 41 82 00 74 */ beq lbl_8037E6D8 /* 8037E664 0037B5C4 41 82 00 74 */ beq lbl_8037E6D8
/* 8037E668 0037B5C8 48 00 6D 61 */ bl __OSGetSystemTime /* 8037E668 0037B5C8 48 00 6D 61 */ bl __OSGetSystemTime

124
include/dolphin/os/OSContext.h
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@ -7,6 +7,130 @@
extern "C" { extern "C" {
#endif #endif
#define __OS_CONTEXT_FRAME 768
#define OS_CONTEXT_R0 0
#define OS_CONTEXT_R1 4
#define OS_CONTEXT_R2 8
#define OS_CONTEXT_R3 12
#define OS_CONTEXT_R4 16
#define OS_CONTEXT_R5 20
#define OS_CONTEXT_R6 24
#define OS_CONTEXT_R7 28
#define OS_CONTEXT_R8 32
#define OS_CONTEXT_R9 36
#define OS_CONTEXT_R10 40
#define OS_CONTEXT_R11 44
#define OS_CONTEXT_R12 48
#define OS_CONTEXT_R13 52
#define OS_CONTEXT_R14 56
#define OS_CONTEXT_R15 60
#define OS_CONTEXT_R16 64
#define OS_CONTEXT_R17 68
#define OS_CONTEXT_R18 72
#define OS_CONTEXT_R19 76
#define OS_CONTEXT_R20 80
#define OS_CONTEXT_R21 84
#define OS_CONTEXT_R22 88
#define OS_CONTEXT_R23 92
#define OS_CONTEXT_R24 96
#define OS_CONTEXT_R25 100
#define OS_CONTEXT_R26 104
#define OS_CONTEXT_R27 108
#define OS_CONTEXT_R28 112
#define OS_CONTEXT_R29 116
#define OS_CONTEXT_R30 120
#define OS_CONTEXT_R31 124
#define OS_CONTEXT_CR 128
#define OS_CONTEXT_LR 132
#define OS_CONTEXT_CTR 136
#define OS_CONTEXT_XER 140
#define OS_CONTEXT_FPR0 144
#define OS_CONTEXT_FPR1 152
#define OS_CONTEXT_FPR2 160
#define OS_CONTEXT_FPR3 168
#define OS_CONTEXT_FPR4 176
#define OS_CONTEXT_FPR5 184
#define OS_CONTEXT_FPR6 192
#define OS_CONTEXT_FPR7 200
#define OS_CONTEXT_FPR8 208
#define OS_CONTEXT_FPR9 216
#define OS_CONTEXT_FPR10 224
#define OS_CONTEXT_FPR11 232
#define OS_CONTEXT_FPR12 240
#define OS_CONTEXT_FPR13 248
#define OS_CONTEXT_FPR14 256
#define OS_CONTEXT_FPR15 264
#define OS_CONTEXT_FPR16 272
#define OS_CONTEXT_FPR17 280
#define OS_CONTEXT_FPR18 288
#define OS_CONTEXT_FPR19 296
#define OS_CONTEXT_FPR20 304
#define OS_CONTEXT_FPR21 312
#define OS_CONTEXT_FPR22 320
#define OS_CONTEXT_FPR23 328
#define OS_CONTEXT_FPR24 336
#define OS_CONTEXT_FPR25 344
#define OS_CONTEXT_FPR26 352
#define OS_CONTEXT_FPR27 360
#define OS_CONTEXT_FPR28 368
#define OS_CONTEXT_FPR29 376
#define OS_CONTEXT_FPR30 384
#define OS_CONTEXT_FPR31 392
#define OS_CONTEXT_FPSCR 400
#define OS_CONTEXT_SRR0 408
#define OS_CONTEXT_SRR1 412
#define OS_CONTEXT_MODE 416
#define OS_CONTEXT_STATE 418
#define OS_CONTEXT_GQR0 420
#define OS_CONTEXT_GQR1 424
#define OS_CONTEXT_GQR2 428
#define OS_CONTEXT_GQR3 432
#define OS_CONTEXT_GQR4 436
#define OS_CONTEXT_GQR5 440
#define OS_CONTEXT_GQR6 444
#define OS_CONTEXT_GQR7 448
#define __OSCONTEXT_PADDING 452
#define OS_CONTEXT_PSF0 456
#define OS_CONTEXT_PSF1 464
#define OS_CONTEXT_PSF2 472
#define OS_CONTEXT_PSF3 480
#define OS_CONTEXT_PSF4 488
#define OS_CONTEXT_PSF5 496
#define OS_CONTEXT_PSF6 504
#define OS_CONTEXT_PSF7 512
#define OS_CONTEXT_PSF8 520
#define OS_CONTEXT_PSF9 528
#define OS_CONTEXT_PSF10 536
#define OS_CONTEXT_PSF11 544
#define OS_CONTEXT_PSF12 552
#define OS_CONTEXT_PSF13 560
#define OS_CONTEXT_PSF14 568
#define OS_CONTEXT_PSF15 576
#define OS_CONTEXT_PSF16 584
#define OS_CONTEXT_PSF17 592
#define OS_CONTEXT_PSF18 600
#define OS_CONTEXT_PSF19 608
#define OS_CONTEXT_PSF20 616
#define OS_CONTEXT_PSF21 624
#define OS_CONTEXT_PSF22 632
#define OS_CONTEXT_PSF23 640
#define OS_CONTEXT_PSF24 648
#define OS_CONTEXT_PSF25 656
#define OS_CONTEXT_PSF26 664
#define OS_CONTEXT_PSF27 672
#define OS_CONTEXT_PSF28 680
#define OS_CONTEXT_PSF29 688
#define OS_CONTEXT_PSF30 696
#define OS_CONTEXT_PSF31 704
typedef struct OSContext { typedef struct OSContext {
u32 gpr[32]; u32 gpr[32];
u32 cr; u32 cr;

20
include/dolphin/os/OSException.h
View File

@ -11,6 +11,26 @@ extern "C" {
typedef u8 __OSException; typedef u8 __OSException;
typedef void (*__OSExceptionHandler)(__OSException exception, OSContext* context); typedef void (*__OSExceptionHandler)(__OSException exception, OSContext* context);
#define OS_EXCEPTION_SAVE_GPRS(context) \
stw r0, OS_CONTEXT_R0(context); \
stw r1, OS_CONTEXT_R1(context); \
stw r2, OS_CONTEXT_R2(context); \
stmw r6, OS_CONTEXT_R6(context); \
mfspr r0, GQR1; \
stw r0, OS_CONTEXT_GQR1(context); \
mfspr r0, GQR2; \
stw r0, OS_CONTEXT_GQR2(context); \
mfspr r0, GQR3; \
stw r0, OS_CONTEXT_GQR3(context); \
mfspr r0, GQR4; \
stw r0, OS_CONTEXT_GQR4(context); \
mfspr r0, GQR5; \
stw r0, OS_CONTEXT_GQR5(context); \
mfspr r0, GQR6; \
stw r0, OS_CONTEXT_GQR6(context); \
mfspr r0, GQR7; \
stw r0, OS_CONTEXT_GQR7(context);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif #endif

18
include/dolphin/os/OSPriv.h Normal file
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@ -0,0 +1,18 @@
#ifndef _DOLPHIN_OSPRIV
#define _DOLPHIN_OSPRIV
#include "dolphin/os.h"
#ifdef __cplusplus
extern "C" {
#endif
__OSExceptionHandler __OSGetExceptionHandler(__OSException exception);
OSTime __OSGetSystemTime();
OSTime __OSTimeToSystemTime(OSTime);
#ifdef __cplusplus
extern "C" {
#endif
#endif // _DOLPHIN_OSPRIV

23
include/dolphin/os/OSReset.h
View File

@ -7,15 +7,24 @@
extern "C" { extern "C" {
#endif #endif
#define OS_RESETCODE_RESTART 0x80000000 #define OS_RESETCODE_RESTART 0x80000000
#define OS_RESETCODE_SYSTEM 0x40000000 #define OS_RESETCODE_SYSTEM 0x40000000
#define OS_RESETCODE_EXEC 0xC0000000 #define OS_RESETCODE_EXEC 0xC0000000
#define OS_RESETCODE_NETCONFIG 0xC0010000 #define OS_RESETCODE_NETCONFIG 0xC0010000
#define OS_RESET_RESTART 0 #define OS_RESET_TIMEOUT OSMillisecondsToTicks(1000)
#define OS_RESET_HOTRESET 1
#define OS_RESET_SHUTDOWN 2 #define OS_RESET_RESTART 0
#define OS_RESET_HOTRESET 1
#define OS_RESET_SHUTDOWN 2
#define OS_RESET_PRIO_SO 110
#define OS_RESET_PRIO_IP 111
#define OS_RESET_PRIO_CARD 127
#define OS_RESET_PRIO_PAD 127
#define OS_RESET_PRIO_GX 127
#define OS_RESET_PRIO_ALARM 4294967295
typedef BOOL (*OSResetFunction)(BOOL final); typedef BOOL (*OSResetFunction)(BOOL final);
typedef struct OSResetFunctionInfo OSResetFunctionInfo; typedef struct OSResetFunctionInfo OSResetFunctionInfo;

2
obj_files.mk
View File

@ -689,7 +689,7 @@ MTX_FILES :=\
OS_FILES :=\ OS_FILES :=\
$(BUILD_DIR)/src/Dolphin/os/__start.ep.o\ $(BUILD_DIR)/src/Dolphin/os/__start.ep.o\
$(BUILD_DIR)/asm/Dolphin/os/OS.o\ $(BUILD_DIR)/asm/Dolphin/os/OS.o\
$(BUILD_DIR)/asm/Dolphin/os/OSAlarm.o\ $(BUILD_DIR)/src/Dolphin/os/OSAlarm.ep.o\
$(BUILD_DIR)/asm/Dolphin/os/OSArena.o\ $(BUILD_DIR)/asm/Dolphin/os/OSArena.o\
$(BUILD_DIR)/src/Dolphin/os/OSAudioSystem.ep.o\ $(BUILD_DIR)/src/Dolphin/os/OSAudioSystem.ep.o\
$(BUILD_DIR)/src/Dolphin/os/OSCache.ep.o\ $(BUILD_DIR)/src/Dolphin/os/OSCache.ep.o\

183
src/Dolphin/os/OSAlarm.c Normal file
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@ -0,0 +1,183 @@
#include "dolphin/PPCArch.h"
#include "dolphin/os/OSPriv.h"
static struct OSAlarmQueue {
OSAlarm* head;
OSAlarm* tail;
} AlarmQueue;
static void DecrementerExceptionHandler(__OSException exception, OSContext* context);
static BOOL OnReset(BOOL final);
void OSInitAlarm(void) {
if (__OSGetExceptionHandler(8) != DecrementerExceptionHandler) {
AlarmQueue.head = AlarmQueue.tail = NULL;
__OSSetExceptionHandler(8, DecrementerExceptionHandler);
}
}
void OSCreateAlarm(OSAlarm* alarm) {
alarm->handler = 0;
alarm->tag = 0;
}
static void SetTimer(OSAlarm* alarm) {
OSTime delta;
delta = alarm->fire - __OSGetSystemTime();
if (delta < 0) {
PPCMtdec(0);
} else if (delta < 0x80000000) {
PPCMtdec((u32)delta);
} else {
PPCMtdec(0x7fffffff);
}
}
static void InsertAlarm(OSAlarm* alarm, OSTime fire, OSAlarmHandler handler) {
OSAlarm* next;
OSAlarm* prev;
if (0 < alarm->period) {
OSTime time = __OSGetSystemTime();
fire = alarm->start;
if (alarm->start < time) {
fire += alarm->period * ((time - alarm->start) / alarm->period + 1);
}
}
alarm->handler = handler;
alarm->fire = fire;
for (next = AlarmQueue.head; next; next = next->next) {
if (next->fire <= fire) {
continue;
}
alarm->prev = next->prev;
next->prev = alarm;
alarm->next = next;
prev = alarm->prev;
if (prev) {
prev->next = alarm;
} else {
AlarmQueue.head = alarm;
SetTimer(alarm);
}
return;
}
alarm->next = 0;
prev = AlarmQueue.tail;
AlarmQueue.tail = alarm;
alarm->prev = prev;
if (prev) {
prev->next = alarm;
} else {
AlarmQueue.head = AlarmQueue.tail = alarm;
SetTimer(alarm);
}
}
void OSSetAlarm(OSAlarm* alarm, OSTime tick, OSAlarmHandler handler) {
BOOL enabled;
enabled = OSDisableInterrupts();
alarm->period = 0;
InsertAlarm(alarm, __OSGetSystemTime() + tick, handler);
OSRestoreInterrupts(enabled);
}
void OSSetPeriodicAlarm(OSAlarm* alarm, OSTime start, OSTime period, OSAlarmHandler handler) {
BOOL enabled;
enabled = OSDisableInterrupts();
alarm->period = period;
alarm->start = __OSTimeToSystemTime(start);
InsertAlarm(alarm, 0, handler);
OSRestoreInterrupts(enabled);
}
void OSCancelAlarm(OSAlarm* alarm) {
OSAlarm* next;
BOOL enabled;
enabled = OSDisableInterrupts();
if (alarm->handler == 0) {
OSRestoreInterrupts(enabled);
return;
}
next = alarm->next;
if (next == 0) {
AlarmQueue.tail = alarm->prev;
} else {
next->prev = alarm->prev;
}
if (alarm->prev) {
alarm->prev->next = next;
} else {
AlarmQueue.head = next;
if (next) {
SetTimer(next);
}
}
alarm->handler = 0;
OSRestoreInterrupts(enabled);
}
static void DecrementerExceptionCallback(register __OSException exception,
register OSContext* context) {
OSAlarm* alarm;
OSAlarm* next;
OSAlarmHandler handler;
OSTime time;
OSContext exceptionContext;
time = __OSGetSystemTime();
alarm = AlarmQueue.head;
if (alarm == 0) {
OSLoadContext(context);
}
if (time < alarm->fire) {
SetTimer(alarm);
OSLoadContext(context);
}
next = alarm->next;
AlarmQueue.head = next;
if (next == 0) {
AlarmQueue.tail = 0;
} else {
next->prev = 0;
}
handler = alarm->handler;
alarm->handler = 0;
if (0 < alarm->period) {
InsertAlarm(alarm, 0, handler);
}
if (AlarmQueue.head) {
SetTimer(AlarmQueue.head);
}
OSDisableScheduler();
OSClearContext(&exceptionContext);
OSSetCurrentContext(&exceptionContext);
handler(alarm, context);
OSClearContext(&exceptionContext);
OSSetCurrentContext(context);
OSEnableScheduler();
__OSReschedule();
OSLoadContext(context);
}
static asm void DecrementerExceptionHandler(register __OSException exception,
register OSContext* context) {
nofralloc
OS_EXCEPTION_SAVE_GPRS(context)
stwu r1, -8(r1)
b DecrementerExceptionCallback
}

102
src/Dolphin/os/OSCache.c
View File

@ -171,64 +171,64 @@ asm void ICEnable() {
asm void __LCEnable() { asm void __LCEnable() {
nofralloc nofralloc
mfmsr r5 mfmsr r5
ori r5, r5, 0x1000 ori r5, r5, 0x1000
mtmsr r5 mtmsr r5
lis r3, OS_CACHED_REGION_PREFIX lis r3, OS_CACHED_REGION_PREFIX
li r4, CACHE_LINES li r4, CACHE_LINES
mtctr r4 mtctr r4
_touchloop: _touchloop:
dcbt 0,r3 dcbt 0,r3
dcbst 0,r3 dcbst 0,r3
addi r3,r3,32 addi r3,r3,32
bdnz _touchloop bdnz _touchloop
mfspr r4, HID2 mfspr r4, HID2
oris r4, r4, 0x100F oris r4, r4, 0x100F
mtspr HID2, r4 mtspr HID2, r4
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
lis r3, LC_BASE_PREFIX lis r3, LC_BASE_PREFIX
ori r3, r3, 0x0002 ori r3, r3, 0x0002
mtspr DBAT3L, r3 mtspr DBAT3L, r3
ori r3, r3, 0x01fe ori r3, r3, 0x01fe
mtspr DBAT3U, r3 mtspr DBAT3U, r3
isync isync
lis r3, LC_BASE_PREFIX lis r3, LC_BASE_PREFIX
li r6, LC_LINES li r6, LC_LINES
mtctr r6 mtctr r6
li r6, 0 li r6, 0
_lockloop: _lockloop:
dcbz_l r6, r3 dcbz_l r6, r3
addi r3, r3, 32 addi r3, r3, 32
bdnz+ _lockloop bdnz+ _lockloop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
nop nop
blr blr
} }
void LCEnable() { void LCEnable() {