void memory_reset (void)
{
int i, custom_start;
if (mainMenu_useOneMegaChip) prefs_chipmem_size=0x00100000;
else prefs_chipmem_size=0x00100000>>1;
#ifdef DEBUG_MEMORY
dbg("memory_reset!");
#endif
#ifdef NATMEM_OFFSET
delete_shmmaps (0, 0xFFFF0000);
#endif
init_mem_banks ();
memset(chipmemory,0,allocated_chipmem);
#ifdef USE_FAME_CORE
clear_fame_mem_dummy();
#endif
rtarea_cleanup();
allocate_memory ();
/* Map the chipmem into all of the lower 8MB */
i = allocated_chipmem > 0x200000 ? (allocated_chipmem >> 16) : 32;
#ifdef DEBUG_MEMORY
dbg("map_banks : chipmem_bank");
#endif
map_banks (&chipmem_bank, 0x00, i, allocated_chipmem);
custom_start = 0xC0;
#ifdef DEBUG_MEMORY
dbg("map_banks : custom_bank");
#endif
map_banks (&custom_bank, custom_start, 0xE0 - custom_start, 0);
#ifdef DEBUG_MEMORY
dbg("map_banks : cia_bank");
#endif
map_banks (&cia_bank, 0xA0, 32, 0);
#ifdef DEBUG_MEMORY
dbg("map_banks : clock_bank");
#endif
map_banks (&clock_bank, 0xDC, 1, 0);
/* @@@ Does anyone have a clue what should be in the 0x200000 - 0xA00000
* range on an Amiga without expansion memory? */
custom_start = allocated_chipmem >> 16;
if (custom_start < 0x20)
custom_start = 0x20;
#ifdef DEBUG_MEMORY
dbg("map_banks : dummy_bank");
#endif
map_banks (&dummy_bank, custom_start, 0xA0 - custom_start, 0);
/*map_banks (&mbres_bank, 0xDE, 1); */
if (bogomemory != 0) {
int t = allocated_bogomem >> 16;
if (t > 0x1C)
t = 0x1C;
#ifdef DEBUG_MEMORY
dbg("map_banks : bogomem_bank");
#endif
map_banks (&bogomem_bank, 0xC0, t, allocated_bogomem);
}
void memory_reset (void)
{
int bnk, bnk_end;
#ifdef NATMEM_OFFSET
delete_shmmaps (0, 0xFFFF0000);
#endif
init_mem_banks ();
currprefs.chipmem_size = changed_prefs.chipmem_size;
currprefs.bogomem_size = changed_prefs.bogomem_size;
currprefs.mbresmem_low_size = changed_prefs.mbresmem_low_size;
currprefs.mbresmem_high_size = changed_prefs.mbresmem_high_size;
currprefs.chipset_mask = changed_prefs.chipset_mask;
currprefs.cs_a1000ram = changed_prefs.cs_a1000ram;
currprefs.cs_fatgaryrev = changed_prefs.cs_fatgaryrev;
currprefs.cs_ramseyrev = changed_prefs.cs_ramseyrev;
currprefs.cs_ide = changed_prefs.cs_ide;
currprefs.bootrom = changed_prefs.bootrom;
need_hardreset = 0;
/* Use changed_prefs, as m68k_reset is called later. */
if (last_address_space_24 != changed_prefs.address_space_24)
need_hardreset = 1;
last_address_space_24 = changed_prefs.address_space_24;
allocate_memory ();
if (currprefs.rom_crc32 != changed_prefs.rom_crc32
|| strcmp (currprefs.romfile, changed_prefs.romfile) != 0
|| strcmp (currprefs.keyfile, changed_prefs.keyfile) != 0)
{
ersatzkickfile = 0;
a1000_handle_kickstart (0);
free (a1000_bootrom);
a1000_bootrom = 0;
a1000_kickstart_mode = 0;
currprefs.rom_crc32 = changed_prefs.rom_crc32;
memcpy (currprefs.romfile, changed_prefs.romfile, sizeof currprefs.romfile);
memcpy (currprefs.keyfile, changed_prefs.keyfile, sizeof currprefs.keyfile);
need_hardreset = 1;
if (!load_kickstart ()) {
init_ersatz_rom (kickmemory);
ersatzkickfile = 1;
}
patch_kick ();
}
map_banks (&custom_bank, 0xC0, 0xE0 - 0xC0, 0);
map_banks (&cia_bank, 0xA0, 32, 0);
if (!currprefs.cs_a1000ram)
/* D80000 - DDFFFF not mapped (A1000 = custom chips) */
map_banks (&dummy_bank, 0xD8, 6, 0);
/* map "nothing" to 0x200000 - 0x9FFFFF (0xBEFFFF if PCMCIA or AGA) */
bnk = allocated_chipmem >> 16;
if (bnk < 0x20)
bnk = 0x20;
bnk_end = (currprefs.chipset_mask & CSMASK_AGA) ? 0xBF : 0xA0;
map_banks (&dummy_bank, bnk, bnk_end - bnk, 0);
if (currprefs.chipset_mask & CSMASK_AGA)
map_banks (&dummy_bank, 0xc0, 0xd8 - 0xc0, 0);
if (bogomemory != 0) {
int t = allocated_bogomem >> 16;
if (t > 0x1C)
t = 0x1C;
if (t > 0x10 && ((currprefs.chipset_mask & CSMASK_AGA) || currprefs.cpu_model >= 68020))
t = 0x10;
map_banks (&bogomem_bank, 0xC0, t, allocated_bogomem);
}
