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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"
1.1.1.19 root 19: #include "hdc.h"
1.1.1.18 root 20: #include "acia.h"
1.1 root 21: #include "ikbd.h"
1.1.1.14 root 22: #include "cycInt.h"
1.1 root 23: #include "m68000.h"
24: #include "mfp.h"
1.1.1.12 root 25: #include "midi.h"
1.1 root 26: #include "psg.h"
27: #include "reset.h"
28: #include "screen.h"
29: #include "sound.h"
30: #include "stMemory.h"
31: #include "tos.h"
1.1.1.10 root 32: #include "vdi.h"
1.1.1.18 root 33: #include "nvram.h"
1.1 root 34: #include "video.h"
1.1.1.10 root 35: #include "falcon/videl.h"
1.1.1.17 root 36: #include "falcon/dsp.h"
1.1.1.15 root 37: #include "debugcpu.h"
38: #include "debugdsp.h"
1.1.1.21 root 39: #include "nf_scsidrv.h"
1.1.1.2 root 40:
41: /*-----------------------------------------------------------------------*/
1.1.1.10 root 42: /**
43: * Reset ST emulator states, chips, interrupts and registers.
44: * Return zero or negative TOS image load error code.
45: */
1.1.1.11 root 46: static int Reset_ST(bool bCold)
1.1 root 47: {
1.1.1.10 root 48: if (bCold)
49: {
50: int ret;
51:
52: Floppy_GetBootDrive(); /* Find which device to boot from (A: or C:) */
53:
54: ret = TOS_LoadImage(); /* Load TOS, writes into cartridge memory */
55: if (ret)
56: return ret; /* If we can not load a TOS image, return now! */
57:
58: Cart_ResetImage(); /* Load cartridge program into ROM memory. */
1.1.1.20 root 59: Cart_Patch();
1.1.1.21 root 60:
61: /* Video timings can change only on cold boot (wakeup states) */
62: Video_SetTimings ( ConfigureParams.System.nMachineType , ConfigureParams.System.VideoTimingMode );
1.1.1.10 root 63: }
1.1.1.22! root 64:
! 65: STMemory_Reset (bCold);
1.1.1.14 root 66: CycInt_Reset(); /* Reset interrupts */
1.1.1.10 root 67: MFP_Reset(); /* Setup MFP chip */
68: Video_Reset(); /* Reset video */
1.1.1.16 root 69: VDI_Reset(); /* Reset internal VDI variables */
1.1.1.18 root 70: NvRam_Reset(); /* reset NvRAM (video) settings */
1.1.1.10 root 71:
72: GemDOS_Reset(); /* Reset GEMDOS emulation */
73: if (bCold)
74: {
1.1.1.19 root 75: FDC_Reset( bCold ); /* Reset FDC */
1.1.1.10 root 76: }
1.1.1.16 root 77: Floppy_Reset(); /* Reset Floppy */
1.1.1.10 root 78:
1.1.1.21 root 79: if (Config_IsMachineFalcon() || Config_IsMachineTT())
1.1.1.19 root 80: {
81: Ncr5380_Reset();
82: }
83:
1.1.1.21 root 84: if (Config_IsMachineFalcon())
1.1.1.19 root 85: {
1.1.1.17 root 86: DSP_Reset(); /* Reset the DSP */
1.1.1.14 root 87: Crossbar_Reset(bCold); /* Reset Crossbar sound */
1.1.1.17 root 88: }
1.1.1.14 root 89: else
90: DmaSnd_Reset(bCold); /* Reset DMA sound */
91:
1.1.1.10 root 92: PSG_Reset(); /* Reset PSG */
93: Sound_Reset(); /* Reset Sound */
1.1.1.18 root 94: ACIA_Reset( ACIA_Array ); /* ACIA */
95: IKBD_Reset(bCold); /* Keyboard (after ACIA) */
1.1.1.21 root 96: if (Config_IsMachineFalcon() && !bUseVDIRes)
1.1.1.10 root 97: VIDEL_reset();
98: else
99: Screen_Reset(); /* Reset screen */
100: M68000_Reset(bCold); /* Reset CPU */
101:
1.1.1.15 root 102: DebugCpu_SetDebugging(); /* Re-set debugging flag if needed */
103: DebugDsp_SetDebugging();
104:
1.1.1.12 root 105: Midi_Reset();
106:
1.1.1.21 root 107: #if defined(__linux__)
108: nf_scsidrv_reset();
109: #endif
110:
1.1.1.13 root 111: /* Start HBL, Timer B and VBL interrupts with a 0 cycle delay */
112: Video_StartInterrupts( 0 );
1.1.1.7 root 113:
1.1.1.10 root 114: return 0;
1.1 root 115: }
116:
1.1.1.2 root 117:
118: /*-----------------------------------------------------------------------*/
1.1.1.10 root 119: /**
120: * Cold reset ST (reset memory, all registers and reboot)
121: */
122: int Reset_Cold(void)
1.1 root 123: {
1.1.1.20 root 124: /* Set mouse pointer to the middle of the screen */
125: Main_WarpMouse(sdlscrn->w/2, sdlscrn->h/2, false);
1.1.1.10 root 126:
1.1.1.13 root 127: return Reset_ST(true);
1.1 root 128: }
129:
1.1.1.2 root 130:
131: /*-----------------------------------------------------------------------*/
1.1.1.10 root 132: /**
133: * Warm reset ST (reset registers, leave in same state and reboot)
134: */
135: int Reset_Warm(void)
1.1 root 136: {
1.1.1.13 root 137: return Reset_ST(false);
1.1 root 138: }
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