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1.1 root 1: /*
2: Hatari
3:
1.1.1.18! root 4: This file is distributed under the GNU General Public License, version 2
! 5: or at your option any later version. Read the file gpl.txt for details.
1.1.1.4 root 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"
1.1.1.18! root 19: #include "acia.h"
1.1 root 20: #include "ikbd.h"
1.1.1.14 root 21: #include "cycInt.h"
1.1 root 22: #include "m68000.h"
23: #include "mfp.h"
1.1.1.12 root 24: #include "midi.h"
1.1 root 25: #include "psg.h"
26: #include "reset.h"
27: #include "screen.h"
28: #include "sound.h"
29: #include "stMemory.h"
30: #include "tos.h"
1.1.1.10 root 31: #include "vdi.h"
1.1.1.18! root 32: #include "nvram.h"
1.1 root 33: #include "video.h"
1.1.1.10 root 34: #include "falcon/videl.h"
1.1.1.17 root 35: #include "falcon/dsp.h"
1.1.1.15 root 36: #include "debugcpu.h"
37: #include "debugdsp.h"
1.1.1.2 root 38:
39: /*-----------------------------------------------------------------------*/
1.1.1.10 root 40: /**
41: * Reset ST emulator states, chips, interrupts and registers.
42: * Return zero or negative TOS image load error code.
43: */
1.1.1.11 root 44: static int Reset_ST(bool bCold)
1.1 root 45: {
1.1.1.10 root 46: if (bCold)
47: {
48: int ret;
49:
50: Floppy_GetBootDrive(); /* Find which device to boot from (A: or C:) */
51:
52: ret = TOS_LoadImage(); /* Load TOS, writes into cartridge memory */
53: if (ret)
54: return ret; /* If we can not load a TOS image, return now! */
55:
56: Cart_ResetImage(); /* Load cartridge program into ROM memory. */
57: }
1.1.1.14 root 58: CycInt_Reset(); /* Reset interrupts */
1.1.1.10 root 59: MFP_Reset(); /* Setup MFP chip */
60: Video_Reset(); /* Reset video */
1.1.1.16 root 61: VDI_Reset(); /* Reset internal VDI variables */
1.1.1.18! root 62: NvRam_Reset(); /* reset NvRAM (video) settings */
1.1.1.10 root 63:
64: GemDOS_Reset(); /* Reset GEMDOS emulation */
65: if (bCold)
66: {
67: FDC_Reset(); /* Reset FDC */
68: }
1.1.1.16 root 69: Floppy_Reset(); /* Reset Floppy */
1.1.1.10 root 70:
1.1.1.17 root 71: if (ConfigureParams.System.nMachineType == MACHINE_FALCON) {
72: DSP_Reset(); /* Reset the DSP */
1.1.1.14 root 73: Crossbar_Reset(bCold); /* Reset Crossbar sound */
1.1.1.17 root 74: }
1.1.1.14 root 75: else
76: DmaSnd_Reset(bCold); /* Reset DMA sound */
77:
1.1.1.10 root 78: PSG_Reset(); /* Reset PSG */
79: Sound_Reset(); /* Reset Sound */
1.1.1.18! root 80: ACIA_Reset( ACIA_Array ); /* ACIA */
! 81: IKBD_Reset(bCold); /* Keyboard (after ACIA) */
1.1.1.10 root 82: if (ConfigureParams.System.nMachineType == MACHINE_FALCON && !bUseVDIRes)
83: VIDEL_reset();
84: else
85: Screen_Reset(); /* Reset screen */
86: M68000_Reset(bCold); /* Reset CPU */
87:
1.1.1.15 root 88: DebugCpu_SetDebugging(); /* Re-set debugging flag if needed */
89: DebugDsp_SetDebugging();
90:
1.1.1.12 root 91: Midi_Reset();
92:
1.1.1.13 root 93: /* Start HBL, Timer B and VBL interrupts with a 0 cycle delay */
94: Video_StartInterrupts( 0 );
1.1.1.7 root 95:
1.1.1.10 root 96: return 0;
1.1 root 97: }
98:
1.1.1.2 root 99:
100: /*-----------------------------------------------------------------------*/
1.1.1.10 root 101: /**
102: * Cold reset ST (reset memory, all registers and reboot)
103: */
104: int Reset_Cold(void)
1.1 root 105: {
1.1.1.10 root 106: Main_WarpMouse(sdlscrn->w/2, sdlscrn->h/2); /* Set mouse pointer to the middle of the screen */
107:
1.1.1.13 root 108: return Reset_ST(true);
1.1 root 109: }
110:
1.1.1.2 root 111:
112: /*-----------------------------------------------------------------------*/
1.1.1.10 root 113: /**
114: * Warm reset ST (reset registers, leave in same state and reboot)
115: */
116: int Reset_Warm(void)
1.1 root 117: {
1.1.1.13 root 118: return Reset_ST(false);
1.1 root 119: }
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