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[nostalgia] Split part of Core out into Foundation, add module system

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This commit is contained in:
Gary Talent
2023-02-03 00:41:24 -06:00
parent 83589287bc
commit 7868b0678f
50 changed files with 742 additions and 470 deletions
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src/nostalgia/core/gba/gfx.cpp
+4 -3
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@@ -1,12 +1,13 @@
/*
* Copyright 2016 - 2022 Gary Talent (gary@drinkingtea.net). All rights reserved.
* Copyright 2016 - 2023 Gary Talent (gary@drinkingtea.net). All rights reserved.
*/
#include <ox/fs/fs.hpp>
#include <ox/mc/mc.hpp>
#include <ox/std/array.hpp>
#include <nostalgia/core/media.hpp>
#include <nostalgia/foundation/media.hpp>
#include <nostalgia/core/context.hpp>
#include <nostalgia/core/gfx.hpp>
#include "addresses.hpp"
@@ -129,7 +130,7 @@ ox::Error initConsole(Context *ctx) noexcept {
setBgStatus(ctx, 0b0001);
if (!ctx) {
ctx = new (ox_alloca(sizeof(Context))) Context();
oxRequire(rom, loadRom());
oxRequire(rom, foundation::loadRom());
ox::FileStore32 fs(rom, 32 * ox::units::MB);
auto romFs = new (ox_alloca(sizeof(ox::FileSystem32))) ox::FileSystem32(fs);
new (&ctx->rom) ox::UniquePtr<ox::FileSystem>(romFs);
src/nostalgia/core/gba/media.cpp
-50
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@@ -1,50 +0,0 @@
/*
* Copyright 2016 - 2022 Gary Talent (gary@drinkingtea.net). All rights reserved.
*/
#include <ox/mc/read.hpp>
#include <ox/std/std.hpp>
#include "../media.hpp"
#include "addresses.hpp"
namespace nostalgia::core {
ox::Result<char*> loadRom(ox::CRStringView) noexcept {
// put the header in the wrong order to prevent mistaking this code for the
// media section
constexpr auto headerP2 = "HEADER__________";
constexpr auto headerP1 = "NOSTALGIA_MEDIA_";
constexpr auto headerP1Len = ox_strlen(headerP2);
constexpr auto headerP2Len = ox_strlen(headerP1);
constexpr auto headerLen = headerP1Len + headerP2Len;
for (auto current = MEM_ROM; current < reinterpret_cast<char*>(0x0a000000); current += headerLen) {
if (ox_memcmp(current, headerP1, headerP1Len) == 0 &&
ox_memcmp(current + headerP1Len, headerP2, headerP2Len) == 0) {
return current + headerLen;
}
}
return OxError(1);
}
void unloadRom(char*) noexcept {
}
ox::Result<std::size_t> getPreloadAddr(Context *ctx, ox::CRStringView path) noexcept {
oxRequire(stat, ctx->rom->stat(path));
oxRequire(buff, static_cast<ox::MemFS*>(ctx->rom.get())->directAccess(path));
PreloadPtr p;
oxReturnError(ox::readMC(buff, stat.size, &p));
return p.preloadAddr + ctx->preloadSectionOffset;
}
ox::Result<std::size_t> getPreloadAddr(Context *ctx, const ox::FileAddress &file) noexcept {
oxRequire(stat, ctx->rom->stat(file));
oxRequire(buff, static_cast<ox::MemFS*>(ctx->rom.get())->directAccess(file));
PreloadPtr p;
oxReturnError(ox::readMC(buff, stat.size, &p));
return p.preloadAddr + ctx->preloadSectionOffset;
}
}