50 lines
2.0 KiB
C++
50 lines
2.0 KiB
C++
#pragma once
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#include "cd_types.hpp"
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namespace JabyEngine {
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namespace CD {
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namespace internal {
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extern State current_state;
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extern CD_IO::Interrupt::Type last_interrupt;
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extern uint8_t cmd_interrupt_bit;
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struct Command {
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static void wait_completed() {
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while(const_cast<volatile uint8_t&>(cmd_interrupt_bit) > 0);
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}
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template<typename...ARGS>
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static void send(IOPort<CD_IO::CommandFifo>& cmd_fifo, IOPort<CD_IO::ParameterFifo>& parameter_fifo, CD_IO::Command::Desc cmd, ARGS...args) {
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while(CD_IO::IndexStatus.read().is_set(CD_IO::IndexStatus::IsTransmissionBusy));
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((parameter_fifo.write(CD_IO::ParameterFifo{args})),...);
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cmd_fifo.write(CD_IO::CommandFifo {cmd.id});
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cmd_interrupt_bit = bit::set(0, cmd.complete_irq);
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}
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template<typename T, typename...ARGS>
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static void send(CD_IO::Command::Desc cmd, ARGS...args) {
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send(T::CommandFifo, T::ParameterFifo, cmd, args...);
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}
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template<typename...ARGS>
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static void send_wait(IOPort<CD_IO::CommandFifo>& cmd_fifo, IOPort<CD_IO::ParameterFifo>& parameter_fifo, CD_IO::Command::Desc cmd, ARGS...args) {
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send(cmd_fifo, parameter_fifo, cmd, args...);
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wait_completed();
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}
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template<typename T, typename...ARGS>
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static void send_wait(CD_IO::Command::Desc cmd, ARGS...args) {
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send_wait(T::CommandFifo, T::ParameterFifo, cmd, args...);
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}
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};
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static State read_current_state() {
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return const_cast<volatile State&>(current_state);
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}
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void read_file(AutoLBAEntry file_info, const SectorBufferAllocator& buffer_allocator);
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void continue_reading();
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}
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}
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} |