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1.1 root 1: /*
2: Hatari
3:
1.1.1.4 root 4: This file is distributed under the GNU Public License, version 2 or at
5: your option any later version. Read the file gpl.txt for details.
6:
7: Reset emulation state.
1.1 root 8: */
1.1.1.13 root 9: const char Reset_fileid[] = "Hatari reset.c : " __DATE__ " " __TIME__;
1.1 root 10:
11: #include "main.h"
1.1.1.10 root 12: #include "configuration.h"
1.1 root 13: #include "cart.h"
1.1.1.8 root 14: #include "dmaSnd.h"
1.1.1.14 root 15: #include "crossbar.h"
1.1 root 16: #include "fdc.h"
17: #include "floppy.h"
18: #include "gemdos.h"
19: #include "ikbd.h"
1.1.1.14 root 20: #include "cycInt.h"
1.1 root 21: #include "m68000.h"
22: #include "mfp.h"
1.1.1.12 root 23: #include "midi.h"
1.1 root 24: #include "psg.h"
25: #include "reset.h"
26: #include "screen.h"
27: #include "sound.h"
28: #include "stMemory.h"
29: #include "tos.h"
1.1.1.10 root 30: #include "vdi.h"
1.1 root 31: #include "video.h"
1.1.1.10 root 32: #include "falcon/videl.h"
1.1.1.15! root 33: #include "debugcpu.h"
! 34: #include "debugdsp.h"
1.1.1.2 root 35:
36: /*-----------------------------------------------------------------------*/
1.1.1.10 root 37: /**
38: * Reset ST emulator states, chips, interrupts and registers.
39: * Return zero or negative TOS image load error code.
40: */
1.1.1.11 root 41: static int Reset_ST(bool bCold)
1.1 root 42: {
1.1.1.10 root 43: if (bCold)
44: {
45: int ret;
46:
47: Floppy_GetBootDrive(); /* Find which device to boot from (A: or C:) */
48:
49: ret = TOS_LoadImage(); /* Load TOS, writes into cartridge memory */
50: if (ret)
51: return ret; /* If we can not load a TOS image, return now! */
52:
53: Cart_ResetImage(); /* Load cartridge program into ROM memory. */
54: }
1.1.1.14 root 55: CycInt_Reset(); /* Reset interrupts */
1.1.1.10 root 56: MFP_Reset(); /* Setup MFP chip */
57: Video_Reset(); /* Reset video */
58:
59: GemDOS_Reset(); /* Reset GEMDOS emulation */
60: if (bCold)
61: {
62: FDC_Reset(); /* Reset FDC */
63: }
64:
1.1.1.14 root 65: if (ConfigureParams.System.nMachineType == MACHINE_FALCON)
66: Crossbar_Reset(bCold); /* Reset Crossbar sound */
67: else
68: DmaSnd_Reset(bCold); /* Reset DMA sound */
69:
1.1.1.10 root 70: PSG_Reset(); /* Reset PSG */
71: Sound_Reset(); /* Reset Sound */
72: IKBD_Reset(bCold); /* Keyboard */
73: if (ConfigureParams.System.nMachineType == MACHINE_FALCON && !bUseVDIRes)
74: VIDEL_reset();
75: else
76: Screen_Reset(); /* Reset screen */
77: M68000_Reset(bCold); /* Reset CPU */
78:
1.1.1.15! root 79: DebugCpu_SetDebugging(); /* Re-set debugging flag if needed */
! 80: DebugDsp_SetDebugging();
! 81:
1.1.1.12 root 82: Midi_Reset();
83:
1.1.1.13 root 84: /* Start HBL, Timer B and VBL interrupts with a 0 cycle delay */
85: Video_StartInterrupts( 0 );
1.1.1.7 root 86:
1.1.1.10 root 87: return 0;
1.1 root 88: }
89:
1.1.1.2 root 90:
91: /*-----------------------------------------------------------------------*/
1.1.1.10 root 92: /**
93: * Cold reset ST (reset memory, all registers and reboot)
94: */
95: int Reset_Cold(void)
1.1 root 96: {
1.1.1.10 root 97: Main_WarpMouse(sdlscrn->w/2, sdlscrn->h/2); /* Set mouse pointer to the middle of the screen */
98:
1.1.1.13 root 99: return Reset_ST(true);
1.1 root 100: }
101:
1.1.1.2 root 102:
103: /*-----------------------------------------------------------------------*/
1.1.1.10 root 104: /**
105: * Warm reset ST (reset registers, leave in same state and reboot)
106: */
107: int Reset_Warm(void)
1.1 root 108: {
1.1.1.13 root 109: return Reset_ST(false);
1.1 root 110: }
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