2013-01-23 08:28:35 +00:00
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#include <sfc/sfc.hpp>
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2010-08-09 13:28:56 +00:00
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2013-01-23 08:28:35 +00:00
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#define SATELLAVIEW_BASE_UNIT_CPP
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namespace SuperFamicom {
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2010-08-09 13:28:56 +00:00
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2013-01-23 08:28:35 +00:00
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SatellaviewBaseUnit satellaviewbaseunit;
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void SatellaviewBaseUnit::init() {
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2010-08-09 13:28:56 +00:00
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}
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2013-01-23 08:28:35 +00:00
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void SatellaviewBaseUnit::load() {
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bus.map(
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{&SatellaviewBaseUnit::read, &satellaviewbaseunit},
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{&SatellaviewBaseUnit::write, &satellaviewbaseunit},
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0x00, 0x3f, 0x2188, 0x219f
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);
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bus.map(
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{&SatellaviewBaseUnit::read, &satellaviewbaseunit},
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{&SatellaviewBaseUnit::write, &satellaviewbaseunit},
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0x80, 0xbf, 0x2188, 0x219f
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);
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2010-08-09 13:28:56 +00:00
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}
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2013-01-23 08:28:35 +00:00
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void SatellaviewBaseUnit::unload() {
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Update to v075 release.
byuu says:
This release brings improved Super Game Boy emulation, the final SHA256
hashes for the DSP-(1,1B,2,3,4) and ST-(0010,0011) coprocessors, user
interface improvements, and major internal code restructuring.
Changelog (since v074):
- completely rewrote memory sub-system to support 1-byte granularity in
XML mapping
- removed Memory inheritance and MMIO class completely, any address can
be mapped to any function now
- SuperFX: removed SuperFXBus : Bus, now implemented manually
- SA-1: removed SA1Bus : Bus, now implemented manually
- entire bus mapping is now static, happens once on cartridge load
- as a result, read/write handlers now handle MMC mapping; slower
average case, far faster worst case
- namespace memory is no more, RAM arrays are stored inside the chips
they are owned by now
- GameBoy: improved CPU HALT emulation, fixes Zelda: Link's Awakening
scrolling
- GameBoy: added serial emulation (cannot connect to another GB yet),
fixes Shin Megami Tensei - Devichil
- GameBoy: improved LCD STAT emulation, fixes Sagaia
- ui: added fullscreen support (F11 key), video settings allows for
three scale settings
- ui: fixed brightness, contrast, gamma, audio volume, input frequency
values on program startup
- ui: since Qt is dead, config file becomes bsnes.cfg once again
- Super Game Boy: you can now load the BIOS without a game inserted to
see a pretty white box
- ui-gameboy: can be built without SNES components now
- libsnes: now a UI target, compile with 'make ui=ui-libsnes'
- libsnes: added WRAM, APURAM, VRAM, OAM, CGRAM access (cheat search,
etc)
- source: removed launcher/, as the Qt port is now gone
- source: Makefile restructuring to better support new ui targets
- source: lots of other internal code cleanup work
2011-01-27 08:52:34 +00:00
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}
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void SatellaviewBaseUnit::power() {
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}
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void SatellaviewBaseUnit::reset() {
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memset(®s, 0x00, sizeof regs);
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}
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uint8 SatellaviewBaseUnit::read(unsigned addr) {
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addr &= 0xffff;
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switch(addr) {
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case 0x2188: return regs.r2188;
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case 0x2189: return regs.r2189;
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case 0x218a: return regs.r218a;
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case 0x218c: return regs.r218c;
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case 0x218e: return regs.r218e;
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case 0x218f: return regs.r218f;
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case 0x2190: return regs.r2190;
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case 0x2192: {
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unsigned counter = regs.r2192_counter++;
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if(regs.r2192_counter >= 18) regs.r2192_counter = 0;
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if(counter == 0) {
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time_t rawtime;
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time(&rawtime);
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tm *t = localtime(&rawtime);
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regs.r2192_hour = t->tm_hour;
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regs.r2192_minute = t->tm_min;
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regs.r2192_second = t->tm_sec;
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}
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switch(counter) {
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case 0: return 0x00; //???
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case 1: return 0x00; //???
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case 2: return 0x00; //???
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case 3: return 0x00; //???
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case 4: return 0x00; //???
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case 5: return 0x01;
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case 6: return 0x01;
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case 7: return 0x00;
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case 8: return 0x00;
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case 9: return 0x00;
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case 10: return regs.r2192_second;
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case 11: return regs.r2192_minute;
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case 12: return regs.r2192_hour;
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case 13: return 0x00; //???
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case 14: return 0x00; //???
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case 15: return 0x00; //???
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case 16: return 0x00; //???
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case 17: return 0x00; //???
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}
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} break;
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case 0x2193: return regs.r2193 & ~0x0c;
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case 0x2194: return regs.r2194;
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case 0x2196: return regs.r2196;
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case 0x2197: return regs.r2197;
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case 0x2199: return regs.r2199;
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}
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return cpu.regs.mdr;
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}
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void SatellaviewBaseUnit::write(unsigned addr, uint8 data) {
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addr &= 0xffff;
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switch(addr) {
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case 0x2188: {
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regs.r2188 = data;
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} break;
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case 0x2189: {
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regs.r2189 = data;
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} break;
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case 0x218a: {
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regs.r218a = data;
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} break;
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case 0x218b: {
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regs.r218b = data;
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} break;
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case 0x218c: {
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regs.r218c = data;
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} break;
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case 0x218e: {
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regs.r218e = data;
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} break;
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case 0x218f: {
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regs.r218e >>= 1;
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regs.r218e = regs.r218f - regs.r218e;
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regs.r218f >>= 1;
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} break;
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case 0x2191: {
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regs.r2191 = data;
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regs.r2192_counter = 0;
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} break;
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case 0x2192: {
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regs.r2190 = 0x80;
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} break;
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case 0x2193: {
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regs.r2193 = data;
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} break;
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case 0x2194: {
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regs.r2194 = data;
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} break;
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case 0x2197: {
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regs.r2197 = data;
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} break;
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case 0x2199: {
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regs.r2199 = data;
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} break;
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}
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}
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2013-01-23 08:28:35 +00:00
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}
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