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Annotation of hatari/src/reset.c, revision 1.1.1.13

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       root       15: #include "fdc.h"
                     16: #include "floppy.h"
                     17: #include "gemdos.h"
                     18: #include "ikbd.h"
                     19: #include "int.h"
                     20: #include "m68000.h"
                     21: #include "mfp.h"
1.1.1.12  root       22: #include "midi.h"
1.1       root       23: #include "psg.h"
                     24: #include "reset.h"
                     25: #include "screen.h"
                     26: #include "sound.h"
                     27: #include "stMemory.h"
                     28: #include "tos.h"
1.1.1.10  root       29: #include "vdi.h"
1.1       root       30: #include "video.h"
1.1.1.10  root       31: #include "falcon/videl.h"
1.1       root       32: 
1.1.1.2   root       33: 
                     34: /*-----------------------------------------------------------------------*/
1.1.1.10  root       35: /**
                     36:  * Reset ST emulator states, chips, interrupts and registers.
                     37:  * Return zero or negative TOS image load error code.
                     38:  */
1.1.1.11  root       39: static int Reset_ST(bool bCold)
1.1       root       40: {
1.1.1.10  root       41:        if (bCold)
                     42:        {
                     43:                int ret;
                     44: 
                     45:                Floppy_GetBootDrive();      /* Find which device to boot from (A: or C:) */
                     46: 
                     47:                ret = TOS_LoadImage();      /* Load TOS, writes into cartridge memory */
                     48:                if (ret)
                     49:                        return ret;               /* If we can not load a TOS image, return now! */
                     50: 
                     51:                Cart_ResetImage();          /* Load cartridge program into ROM memory. */
                     52:        }
                     53:        Int_Reset();                  /* Reset interrupts */
                     54:        MFP_Reset();                  /* Setup MFP chip */
                     55:        Video_Reset();                /* Reset video */
                     56: 
                     57:        GemDOS_Reset();               /* Reset GEMDOS emulation */
                     58:        if (bCold)
                     59:        {
                     60:                FDC_Reset();                /* Reset FDC */
                     61:        }
                     62: 
                     63:        DmaSnd_Reset(bCold);          /* Reset DMA sound */
                     64:        PSG_Reset();                  /* Reset PSG */
                     65:        Sound_Reset();                /* Reset Sound */
                     66:        IKBD_Reset(bCold);            /* Keyboard */
                     67:        if (ConfigureParams.System.nMachineType == MACHINE_FALCON && !bUseVDIRes)
                     68:                VIDEL_reset();
                     69:        else
                     70:                Screen_Reset();               /* Reset screen */
                     71:        M68000_Reset(bCold);          /* Reset CPU */
                     72: 
1.1.1.12  root       73:        Midi_Reset();
                     74: 
1.1.1.13! root       75:        /* Start HBL, Timer B and VBL interrupts with a 0 cycle delay */
        !            76:        Video_StartInterrupts( 0 );
1.1.1.7   root       77: 
1.1.1.10  root       78:        return 0;
1.1       root       79: }
                     80: 
1.1.1.2   root       81: 
                     82: /*-----------------------------------------------------------------------*/
1.1.1.10  root       83: /**
                     84:  * Cold reset ST (reset memory, all registers and reboot)
                     85:  */
                     86: int Reset_Cold(void)
1.1       root       87: {
1.1.1.10  root       88:        Main_WarpMouse(sdlscrn->w/2, sdlscrn->h/2);  /* Set mouse pointer to the middle of the screen */
                     89: 
1.1.1.13! root       90:        return Reset_ST(true);
1.1       root       91: }
                     92: 
1.1.1.2   root       93: 
                     94: /*-----------------------------------------------------------------------*/
1.1.1.10  root       95: /**
                     96:  * Warm reset ST (reset registers, leave in same state and reboot)
                     97:  */
                     98: int Reset_Warm(void)
1.1       root       99: {
1.1.1.13! root      100:        return Reset_ST(false);
1.1       root      101: }

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