mirror of https://github.com/stella-emu/stella.git
added WF8 detection and test ROMs
(cherry picked from commit 28050d5d9cfa502b4f0214c2b9e322a36dc0c4bf)
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2317cfd3c5
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@ -90,6 +90,8 @@ Bankswitch::Type CartDetector::autodetectType(const ByteBuffer& image, size_t si
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type = Bankswitch::Type::_FC;
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type = Bankswitch::Type::_FC;
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else if(isProbably03E0(image, size))
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else if(isProbably03E0(image, size))
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type = Bankswitch::Type::_03E0;
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type = Bankswitch::Type::_03E0;
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else if (isProbablyWF8(image, size))
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type = Bankswitch::Type::_WF8;
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else
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else
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type = Bankswitch::Type::_F8;
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type = Bankswitch::Type::_F8;
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}
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}
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@ -826,6 +828,20 @@ bool CartDetector::isProbablyWD(const ByteBuffer& image, size_t size)
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return searchForBytes(image, size, signature[0], 3);
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return searchForBytes(image, size, signature[0], 3);
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}
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}
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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bool CartDetector::isProbablyWF8(const ByteBuffer& image, size_t size)
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{
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// WF8 cart bankswitching for certain Coleco white lable ROMs, switches to
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// - bank 0 by writing D3 = 0
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// - bank 1 by writing D3 = 1
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// into 0xfff8
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static constexpr uInt8 sig[] = {
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0xa9, 0x04, 0x8d, 0xf8, 0xff
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};
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return searchForBytes(image, size, sig, sizeof(sig));
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}
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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bool CartDetector::isProbablyX07(const ByteBuffer& image, size_t size)
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bool CartDetector::isProbablyX07(const ByteBuffer& image, size_t size)
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{
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{
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@ -241,6 +241,11 @@ class CartDetector
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*/
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*/
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static bool isProbablyWD(const ByteBuffer& image, size_t size);
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static bool isProbablyWD(const ByteBuffer& image, size_t size);
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/**
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Returns true if the image is probably a Coleco (white label) WF8 bankswitching cartridge
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*/
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static bool isProbablyWF8(const ByteBuffer& image, size_t size);
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/**
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/**
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Returns true if the image is probably an X07 bankswitching cartridge
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Returns true if the image is probably an X07 bankswitching cartridge
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*/
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*/
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