|
|
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: }
1.1.1.14 root 64: CycInt_Reset(); /* Reset interrupts */
1.1.1.10 root 65: MFP_Reset(); /* Setup MFP chip */
66: Video_Reset(); /* Reset video */
1.1.1.16 root 67: VDI_Reset(); /* Reset internal VDI variables */
1.1.1.18 root 68: NvRam_Reset(); /* reset NvRAM (video) settings */
1.1.1.10 root 69:
70: GemDOS_Reset(); /* Reset GEMDOS emulation */
71: if (bCold)
72: {
1.1.1.19 root 73: FDC_Reset( bCold ); /* Reset FDC */
1.1.1.10 root 74: }
1.1.1.16 root 75: Floppy_Reset(); /* Reset Floppy */
1.1.1.10 root 76:
1.1.1.21! root 77: if (Config_IsMachineFalcon() || Config_IsMachineTT())
1.1.1.19 root 78: {
79: Ncr5380_Reset();
80: }
81:
1.1.1.21! root 82: if (Config_IsMachineFalcon())
1.1.1.19 root 83: {
1.1.1.17 root 84: DSP_Reset(); /* Reset the DSP */
1.1.1.14 root 85: Crossbar_Reset(bCold); /* Reset Crossbar sound */
1.1.1.17 root 86: }
1.1.1.14 root 87: else
88: DmaSnd_Reset(bCold); /* Reset DMA sound */
89:
1.1.1.10 root 90: PSG_Reset(); /* Reset PSG */
91: Sound_Reset(); /* Reset Sound */
1.1.1.18 root 92: ACIA_Reset( ACIA_Array ); /* ACIA */
93: IKBD_Reset(bCold); /* Keyboard (after ACIA) */
1.1.1.21! root 94: if (Config_IsMachineFalcon() && !bUseVDIRes)
1.1.1.10 root 95: VIDEL_reset();
96: else
97: Screen_Reset(); /* Reset screen */
98: M68000_Reset(bCold); /* Reset CPU */
99:
1.1.1.15 root 100: DebugCpu_SetDebugging(); /* Re-set debugging flag if needed */
101: DebugDsp_SetDebugging();
102:
1.1.1.12 root 103: Midi_Reset();
104:
1.1.1.21! root 105: #if defined(__linux__)
! 106: nf_scsidrv_reset();
! 107: #endif
! 108:
1.1.1.13 root 109: /* Start HBL, Timer B and VBL interrupts with a 0 cycle delay */
110: Video_StartInterrupts( 0 );
1.1.1.7 root 111:
1.1.1.10 root 112: return 0;
1.1 root 113: }
114:
1.1.1.2 root 115:
116: /*-----------------------------------------------------------------------*/
1.1.1.10 root 117: /**
118: * Cold reset ST (reset memory, all registers and reboot)
119: */
120: int Reset_Cold(void)
1.1 root 121: {
1.1.1.20 root 122: /* Set mouse pointer to the middle of the screen */
123: Main_WarpMouse(sdlscrn->w/2, sdlscrn->h/2, false);
1.1.1.10 root 124:
1.1.1.13 root 125: return Reset_ST(true);
1.1 root 126: }
127:
1.1.1.2 root 128:
129: /*-----------------------------------------------------------------------*/
1.1.1.10 root 130: /**
131: * Warm reset ST (reset registers, leave in same state and reboot)
132: */
133: int Reset_Warm(void)
1.1 root 134: {
1.1.1.13 root 135: return Reset_ST(false);
1.1 root 136: }
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.