#pragma once
#include <common.hpp>
#include <core/mmio/MI.hpp>
#include <core/mmio/PIF.hpp>

namespace n64 {
struct SI {
    SI();
    void Reset();
    [[nodiscard]] auto Read(u32) const -> u32;
    void Write(u32, u32);
    template <bool toDram>
    void DMA();
    void DMA();

    union Status {
        u32 raw{};
        struct {
            unsigned dmaBusy : 1;
            unsigned ioBusy : 1;
            unsigned reserved : 1;
            unsigned dmaErr : 1;
            unsigned : 8;
            unsigned intr : 1;
        };
    };

    bool toDram = false;
    Status status{};
    u32 dramAddr{};
    u32 pifAddr{};
    PIF pif;
};

#define SI_DMA_DELAY (65536 * 2)
} // namespace n64