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Makes space to allow for 64kb EXOS ROMs.

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I think some of the later ROMs have a more thorough memory test, which might provide better detail on whatever's going on here.
This commit is contained in:
Thomas Harte 2021-06-16 22:25:00 -04:00
parent 4414e96710
commit c331d15429
1 changed files with 3 additions and 2 deletions
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5
Machines/Enterprise/Enterprise.cpp
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@ -76,6 +76,7 @@ class ConcreteMachine:
} }
const auto &exos = roms.find(exos_name)->second; const auto &exos = roms.find(exos_name)->second;
exos_.fill(0xff);
memcpy(exos_.data(), exos.data(), std::min(exos_.size(), exos.size())); memcpy(exos_.data(), exos.data(), std::min(exos_.size(), exos.size()));
// Take a reasonable guess at the initial memory configuration: // Take a reasonable guess at the initial memory configuration:
@ -192,7 +193,7 @@ class ConcreteMachine:
private: private:
// MARK: - Memory layout // MARK: - Memory layout
std::array<uint8_t, 256 * 1024> ram_; std::array<uint8_t, 256 * 1024> ram_;
std::array<uint8_t, 32 * 1024> exos_; std::array<uint8_t, 64 * 1024> exos_;
const uint8_t min_ram_slot_ = 0xff - 3; const uint8_t min_ram_slot_ = 0xff - 3;
const uint8_t *read_pointers_[4] = {nullptr, nullptr, nullptr, nullptr}; const uint8_t *read_pointers_[4] = {nullptr, nullptr, nullptr, nullptr};
@ -202,7 +203,7 @@ class ConcreteMachine:
template <size_t slot> void page(uint8_t offset) { template <size_t slot> void page(uint8_t offset) {
pages_[slot] = offset; pages_[slot] = offset;
if(offset < 2) { if(offset < exos_.size() / 0x4000) {
page<slot>(&exos_[offset * 0x4000], nullptr); page<slot>(&exos_[offset * 0x4000], nullptr);
return; return;
} }