<?xml version="1.0" ?>

<!DOCTYPE msxconfig SYSTEM 'msxconfig2.dtd'>

<msxconfig>

  <info>

    <manufacturer>FRS</manufacturer>

    <code>Acid3Test-mapper</code>

    <release_year>2014</release_year>

    <description>Acid3Test v0.1, aka "unusual memory-mapper configuration"

This machine was carefully dedigned to stress-test memory-mapper handling routines. Any of the following bad practices will fail to run:

- Reading the Memory Mapper registers

- Assuming that the primary mapper is the biggest one

For more info, see http://frs.badcoffee.info/MSXAcidTests.html

    </description>

    <type>MSXturboR</type>

    <region>jp</region>

  </info>

<!--

==Changelog==

- v0.1: Initial version

==TODO==

- Change the machine to MSX2+/128KB and patch the BIOS to select the smaller

  mapper.

- Set <MapperReadBackBits> to 3.

-->

  <RenShaTurbo>

    <min_ints>47</min_ints>

    <max_ints>221</max_ints>

  </RenShaTurbo>

  <MapperReadBackBits>5</MapperReadBackBits>

  <PanasonicRom id="Firmware ROM">

    <rom>

      <sha1>c212b11fda13f83dafed688c54d098e7e47ab225</sha1>

      <sha1>4b84465c2faa802bfd5f772118c4d31f993f29d0</sha1>

      <filename>fs-a1st_firmware.rom</filename>

    </rom>

  </PanasonicRom>

  <devices>

    <Kanji id="Kanji ROM">

      <rom>

        <filename>fs-a1st_kanjifont.rom</filename>

        <sha1>5aff2d9b6efc723bc395b0f96f0adfa83cc54a49</sha1>

      </rom>

      <io base="0xD8" num="2" type="O"/>

      <io base="0xD9" num="1" type="I"/>

      <io base="0xDA" num="2" type="O"/>

      <io base="0xDB" num="1" type="I"/>

    </Kanji>

    <S1990 id="S1990">

      <io base="0xE4" num="2"/>

    </S1990>

    <PPI id="ppi">

      <sound>

        <volume>16000</volume>

      </sound>

      <io base="0xA8" num="4"/>

      <keyboard_type>jp_jis</keyboard_type>

      <has_keypad>true</has_keypad>

      <has_yesno_keys>true</has_yesno_keys>

      <key_ghosting_sgc_protected>false</key_ghosting_sgc_protected>

      <code_kana_locks>true</code_kana_locks>

      <graph_locks>false</graph_locks>

    </PPI>

    <VDP id="VDP">

      <version>V9958</version>

      <vram>128</vram>

      <io base="0x98" num="4" type="O"/>

      <io base="0x98" num="2" type="I"/>

    </VDP>

    <PSG id="PSG">

      <keyboardlayout>JIS</keyboardlayout>

      <sound>

        <volume>21000</volume>

      </sound>

      <io base="0xA0" num="4" type="IO"/>

    </PSG>

    <RTC id="Real time clock">

      <sramname>Acid3Test-mapper.cmos</sramname>

      <io base="0xB4" num="2" type="O"/>

      <io base="0xB5" num="1" type="I"/>

    </RTC>

    <PrinterPort id="Printer Port">

      <io base="0x90" num="2"/>

    </PrinterPort>

    <E6Timer id="Turbo-R timer">

      <io base="0xE6" num="2"/>

    </E6Timer>

    <ResetStatusRegister id="Reset Status register">

      <inverted>false</inverted>

      <io base="0xF4" num="1"/>

    </ResetStatusRegister>

    <TurboRPause id="TurboRPause">

      <io base="0xA7" num="1"/>

    </TurboRPause>

    <TurboRPCM id="PCM">

      <sound>

        <volume>21000</volume>

      </sound>

      <io base="0xA4" num="2"/>

    </TurboRPCM>

    <primary slot="0">

      <secondary slot="0">

        <ROM id="MSX BIOS with BASIC ROM">

          <mappertype>DRAM</mappertype>

          <rom>

            <firstblock>40</firstblock>

            <lastblock>43</lastblock>

          </rom>

          <mem base="0x0000" size="0x8000"/>

        </ROM>

      </secondary>

      <secondary slot="2">

        <MSX-MUSIC id="MSX Music">

          <rom>

            <firstblock>62</firstblock>

            <lastblock>63</lastblock>

          </rom>

          <sound>

            <volume>9000</volume>

          </sound>

          <ym2413-core>NukeYKT</ym2413-core>

          <io base="0x7C" num="2" type="O"/>

          <mem base="0x4000" size="0x4000"/>

        </MSX-MUSIC>

      </secondary>

      <secondary slot="3">

        <ROM id="MSX Opening ROM">

          <rom>

            <firstblock>36</firstblock>

            <lastblock>37</lastblock>

          </rom>

          <mem base="0x4000" size="0x4000"/>

        </ROM>

      </secondary>

    </primary>

    <primary external="true" slot="1"/>

    <primary slot="2">

      <secondary external="true" slot="0"/>

      <secondary slot="3">

        <MemoryMapper id="4MB External RAM">

          <mem base="0x0000" size="0x10000"/>

          <size>4096</size>

        </MemoryMapper>

      </secondary>

    </primary>

    <primary slot="3">

      <secondary slot="0">

        <PanasonicRAM id="Main RAM">

          <size>256</size>

          <mem base="0x0000" size="0x10000"/>

        </PanasonicRAM>

      </secondary>

      <secondary slot="1">

        <ROM id="MSX Sub ROM">

          <mappertype>DRAM</mappertype>

          <rom>

            <firstblock>56</firstblock>

            <lastblock>57</lastblock>

          </rom>

          <mem base="0x0000" size="0x4000"/>

        </ROM>

        <ROM id="MSX Kanji Driver with BASIC 1">

          <mappertype>DRAM</mappertype>

          <rom>

            <firstblock>58</firstblock>

            <lastblock>61</lastblock>

          </rom>

          <mem base="0x4000" size="0x8000"/>

        </ROM>

      </secondary>

      <secondary slot="2">

        <TC8566AF id="Memory Mapped FDC">

          <io_regs>7FF2</io_regs>

          <rom>

            <firstblock>48</firstblock>

            <lastblock>55</lastblock>

          </rom>

          <drives>1</drives>

          <mem base="0x4000" size="0x8000"/>

        </TC8566AF>

      </secondary>

      <secondary slot="3">

        <ROM id="FS-A1ST">

          <mappertype>PANASONIC</mappertype>

          <sramsize>16</sramsize>

          <sram-mirrored>false</sram-mirrored>

          <sramname>Acid3Test-mapper.sram</sramname>

          <rom>

            <firstblock>0</firstblock>

            <lastblock>255</lastblock>

          </rom>

          <mem base="0x0000" size="0x10000"/>

          <device idref="Main RAM"/>

        </ROM>

      </secondary>

    </primary>

  </devices>

</msxconfig>