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r17442 Friday 24th August, 2012 at 14:07:45 UTC by Angelo Salese
Hooked up NVRAM loading/saving
[hash]vboy.xml
[src/emu/cpu/v810]v810.c
[src/mess/drivers]vboy.c

trunk/hash/vboy.xml
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439439   </software>
440440
441441   <!-- Developers: Nintendo R&D1 -->
442   <software name="wariolnd" supported="no">
442   <software name="wariolnd" supported="yes">
443443      <description>Virtual Boy Wario Land (USA) ~ Virtual Boy Wario Land - Awazon no Hihou (Jpn)</description>
444444      <year>1995</year>
445445      <publisher>Nintendo</publisher>
446446      <info name="serial" value="VUE-VWCJ-JPN, VUE-VWCJ-USA"/>
447447      <info name="release" value="19951201 (JPN), 199511xx (USA)"/>
448      <sharedfeat name="eeprom" value="Yes"/>
448449      <part name="cart" interface="vboy_cart">
449450         <dataarea name="rom" size="2097152">
450451            <rom name="virtual boy wario land (japan, usa).bin" size="2097152" crc="133e9372" sha1="274c328fbd904f20e69172ab826bf8f94ced1bdb" offset="000000" />
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459460      <publisher>Ocean</publisher>
460461      <info name="serial" value="VUE-VWEE-USA"/>
461462      <info name="release" value="19951221"/>
463      <sharedfeat name="eeprom" value="No"/>
462464      <part name="cart" interface="vboy_cart">
463465         <dataarea name="rom" size="2097152">
464466            <rom name="waterworld (usa).bin" size="2097152" crc="82a95e51" sha1="dcc46484bd0acab0ac1ea178f425a0f5ccfb8dc2" offset="000000" />
trunk/src/emu/cpu/v810/v810.c
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13021302
13031303   if (cpustate->irq_state != CLEAR_LINE) {
13041304      if (!(GET_NP | GET_EP | GET_ID)) {
1305         if (cpustate->irq_line >((cpustate->PSW & 0xF0000) >> 16)) {
1305         if (cpustate->irq_line >=((cpustate->PSW & 0xF0000) >> 16)) {
13061306            take_interrupt(cpustate);
13071307         }
13081308      }
trunk/src/mess/drivers/vboy.c
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133133   void m_timer_tick(void);
134134   void m_scanline_tick(int scanline, UINT8 screen_type);
135135   void m_set_irq(UINT16 irq_vector);
136   UINT8 *m_nvptr;
137   UINT32 m_vboy_sram[0x10000/4];
138   device_t *m_nvimage;
139   DECLARE_READ32_MEMBER(sram_r);
140   DECLARE_WRITE32_MEMBER(sram_w);
136141
137142   void m_pcg_debug(UINT16 offset,UINT16 data,UINT16 mem_mask);
138143
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10841089   AM_RANGE( 0x02000000, 0x0200002b ) AM_MIRROR(0x0ffff00) AM_READWRITE(io_r, io_w) // Hardware control registers mask 0xff
10851090   //AM_RANGE( 0x04000000, 0x04ffffff ) // Expansion area
10861091   AM_RANGE( 0x05000000, 0x0500ffff ) AM_MIRROR(0x0ff0000) AM_RAM AM_SHARE("wram")// Main RAM - 64K mask 0xffff
1087   AM_RANGE( 0x06000000, 0x06003fff ) AM_RAM AM_SHARE("nvram") // Cart RAM - 8K NVRAM
1088   AM_RANGE( 0x07000000, 0x071fffff ) AM_MIRROR(0x0e00000) AM_ROM AM_REGION("user1", 0) /* ROM */
1092//   AM_RANGE( 0x06000000, 0x06003fff ) AM_RAM AM_SHARE("nvram") // Cart RAM - 8K NVRAM
1093   AM_RANGE( 0x07000000, 0x071fffff ) AM_MIRROR(0x0e00000) AM_ROM AM_REGION("cartridge", 0) /* ROM */
10891094ADDRESS_MAP_END
10901095
10911096static ADDRESS_MAP_START( vboy_io, AS_IO, 32, vboy_state )
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11141119//  AM_RANGE( 0x04000000, 0x04ffffff ) // Expansion area
11151120   AM_RANGE( 0x05000000, 0x0500ffff ) AM_MIRROR(0x0ff0000) AM_RAM AM_SHARE("wram") // Main RAM - 64K mask 0xffff
11161121   AM_RANGE( 0x06000000, 0x06003fff ) AM_RAM AM_SHARE("nvram") // Cart RAM - 8K NVRAM
1117   AM_RANGE( 0x07000000, 0x071fffff ) AM_MIRROR(0x0e00000) AM_ROM AM_REGION("user1", 0) /* ROM */
1122   AM_RANGE( 0x07000000, 0x071fffff ) AM_MIRROR(0x0e00000) AM_ROM AM_REGION("cartridge", 0) /* ROM */
11181123ADDRESS_MAP_END
11191124
11201125/* Input ports */
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11381143   PORT_BIT( 0x0001, IP_ACTIVE_HIGH, IPT_UNUSED ) // Battery low
11391144INPUT_PORTS_END
11401145
1146static void vboy_machine_stop(running_machine &machine)
1147{
1148   vboy_state *state = machine.driver_data<vboy_state>();
11411149
1150   // only do this if the cart loader detected some form of backup
1151   if (state->m_nvptr != NULL)
1152   {
1153      device_image_interface *image = dynamic_cast<device_image_interface *>(state->m_nvimage);
1154      image->battery_save(state->m_nvptr, 0x10000);
1155   }
1156}
1157
1158static MACHINE_START( vboy )
1159{
1160//   vboy_state *state = machine.driver_data<vboy_state>();
1161
1162   /* add a hook for battery save */
1163   machine.add_notifier(MACHINE_NOTIFY_EXIT, machine_notify_delegate(FUNC(vboy_machine_stop),&machine));
1164
1165//   state->m_vboy_sram = auto_alloc_array(machine, UINT32, 0x10000/4);
1166}
1167
11421168static MACHINE_RESET(vboy)
11431169{
11441170   vboy_state *state = machine.driver_data<vboy_state>();
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12041230{
12051231   vboy_state *state = timer.machine().driver_data<vboy_state>();
12061232
1207    device_set_input_line(state->m_maincpu, 0, HOLD_LINE);
1233   if((state->m_vboy_regs.kcr & 0x80) == 0)
1234      device_set_input_line(state->m_maincpu, 0, HOLD_LINE);
12081235}
12091236
12101237static PALETTE_INIT( vboy )
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13131340   GFXDECODE_ENTRY( "pcg",     0x00000, vboy_pcg_8x8,      0, 1 )
13141341GFXDECODE_END
13151342
1343typedef struct _vboy_pcb  vboy_pcb;
1344struct _vboy_pcb
1345{
1346   const char              *pcb_name;
1347   int                     pcb_id;
1348};
13161349
1350READ32_MEMBER(vboy_state::sram_r)
1351{
1352   return m_vboy_sram[offset];
1353}
1354
1355WRITE32_MEMBER(vboy_state::sram_w)
1356{
1357   COMBINE_DATA(&m_vboy_sram[offset]);
1358}
1359
1360#define VBOY_CHIP_NONE 0
1361#define   VBOY_CHIP_SRAM 1
1362
1363static const vboy_pcb pcb_list[] =
1364{
1365   {"No",    VBOY_CHIP_NONE},
1366   {"Yes",   VBOY_CHIP_SRAM}
1367};
1368
1369
1370static int vboy_get_pcb_id(const char *pcb)
1371{
1372   int   i;
1373
1374   for (i = 0; i < ARRAY_LENGTH(pcb_list); i++)
1375   {
1376      if (!mame_stricmp(pcb_list[i].pcb_name, pcb))
1377         return pcb_list[i].pcb_id;
1378   }
1379
1380   return 0;
1381}
1382
1383
1384static DEVICE_IMAGE_LOAD( vboy_cart )
1385{
1386   vboy_state *state = image.device().machine().driver_data<vboy_state>();
1387   UINT32 chip = 0;
1388   UINT8 *ROM = image.device().machine().root_device().memregion("cartridge")->base();
1389   UINT32 cart_size;
1390
1391   state->m_nvptr = (UINT8 *)NULL;
1392   if (image.software_entry() == NULL)
1393   {
1394      cart_size = image.length();
1395      image.fread(ROM, cart_size);
1396   }
1397   else
1398   {
1399      const char *pcb_name;
1400      cart_size = image.get_software_region_length("rom");
1401      memcpy(ROM, image.get_software_region("rom"), cart_size);
1402
1403      pcb_name = image.get_feature("eeprom");
1404      if (pcb_name == NULL)
1405         chip = 0;
1406      else
1407         chip = vboy_get_pcb_id(pcb_name);
1408
1409   }
1410
1411   if(chip & VBOY_CHIP_SRAM)
1412   {
1413      state->m_nvptr = (UINT8 *)&state->m_vboy_sram;
1414
1415      image.device().machine().device("maincpu")->memory().space(AS_PROGRAM)->install_read_handler(0x06000000, 0x0600ffff, read32_delegate(FUNC(vboy_state::sram_r),state));
1416      image.device().machine().device("maincpu")->memory().space(AS_PROGRAM)->install_write_handler(0x06000000, 0x0600ffff, write32_delegate(FUNC(vboy_state::sram_w),state));
1417
1418      image.battery_load(state->m_nvptr, 0x10000, 0x00);
1419      state->m_nvimage = image;
1420   }
1421   else
1422   {
1423      state->m_nvimage = NULL;
1424   }
1425
1426   return IMAGE_INIT_PASS;
1427}
1428
13171429static MACHINE_CONFIG_START( vboy, vboy_state )
13181430
13191431   /* basic machine hardware */
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13231435   MCFG_TIMER_ADD_SCANLINE("scantimer_l", vboy_scanlineL, "3dleft", 0, 1)
13241436   //MCFG_TIMER_ADD_SCANLINE("scantimer_r", vboy_scanlineR, "3dright", 0, 1)
13251437
1438   MCFG_MACHINE_START(vboy)
13261439   MCFG_MACHINE_RESET(vboy)
13271440
13281441    // programmable timer
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13521465   MCFG_CARTSLOT_EXTENSION_LIST("vb,bin")
13531466   MCFG_CARTSLOT_MANDATORY
13541467   MCFG_CARTSLOT_INTERFACE("vboy_cart")
1468   MCFG_CARTSLOT_LOAD(vboy_cart)
13551469
13561470   MCFG_GFXDECODE(vboy)
13571471
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13671481
13681482/* ROM definition */
13691483ROM_START( vboy )
1370   ROM_REGION( 0x200000, "user1", 0 )
1371   ROM_CART_LOAD("cart", 0x0000, 0x200000, ROM_MIRROR)
1484   ROM_REGION( 0x2000000, "cartridge", ROMREGION_ERASEFF )
13721485
13731486   ROM_REGION( 0x8000, "pcg", ROMREGION_ERASE00 )
13741487ROM_END

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