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Formatted code (#1007)
* Updated style * Updated files * fixed new line * Updated spacing * File fix WIP * Updated to clang 13 * updated comment style * Removed old comment code
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599 changed files with 70746 additions and 66896 deletions
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@ -40,84 +40,84 @@ constexpr uint32_t gpdma_ahb_master_peripheral = 1;
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constexpr uint32_t gpdma_ahb_master_memory = 0;
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constexpr uint32_t gpdma_ahb_master_lli_fetch = 0;
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constexpr uint32_t gpdma_rx_peripheral = 0x9; /* I2S0 DMA request 1 */
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constexpr uint32_t gpdma_rx_peripheral = 0x9; /* I2S0 DMA request 1 */
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constexpr uint32_t gpdma_rx_src_peripheral = gpdma_rx_peripheral;
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constexpr uint32_t gpdma_rx_dest_peripheral = gpdma_rx_peripheral;
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constexpr uint32_t gpdma_tx_peripheral = 0xa; /* I2S0 DMA request 2 */
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constexpr uint32_t gpdma_tx_peripheral = 0xa; /* I2S0 DMA request 2 */
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constexpr uint32_t gpdma_tx_src_peripheral = gpdma_tx_peripheral;
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constexpr uint32_t gpdma_tx_dest_peripheral = gpdma_tx_peripheral;
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constexpr gpdma::channel::LLIPointer lli_pointer(const void* lli) {
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return {
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.lm = gpdma_ahb_master_lli_fetch,
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.r = 0,
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.lli = reinterpret_cast<uint32_t>(lli),
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};
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return {
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.lm = gpdma_ahb_master_lli_fetch,
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.r = 0,
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.lli = reinterpret_cast<uint32_t>(lli),
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};
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}
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constexpr gpdma::channel::Control control_tx(const size_t transfer_bytes) {
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return {
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.transfersize = gpdma::buffer_words(transfer_bytes, 4),
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.sbsize = 4, /* Burst size: 32 */
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.dbsize = 4, /* Burst size: 32 */
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.swidth = 2, /* Source transfer width: word (32 bits) */
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.dwidth = 2, /* Destination transfer width: word (32 bits) */
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.s = gpdma_ahb_master_memory,
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.d = gpdma_ahb_master_peripheral,
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.si = 1,
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.di = 0,
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.prot1 = 0,
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.prot2 = 0,
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.prot3 = 0,
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.i = 1,
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};
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return {
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.transfersize = gpdma::buffer_words(transfer_bytes, 4),
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.sbsize = 4, /* Burst size: 32 */
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.dbsize = 4, /* Burst size: 32 */
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.swidth = 2, /* Source transfer width: word (32 bits) */
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.dwidth = 2, /* Destination transfer width: word (32 bits) */
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.s = gpdma_ahb_master_memory,
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.d = gpdma_ahb_master_peripheral,
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.si = 1,
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.di = 0,
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.prot1 = 0,
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.prot2 = 0,
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.prot3 = 0,
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.i = 1,
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};
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}
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constexpr gpdma::channel::Config config_tx() {
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return {
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.e = 0,
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.srcperipheral = gpdma_tx_src_peripheral,
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.destperipheral = gpdma_tx_dest_peripheral,
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.flowcntrl = gpdma::FlowControl::MemoryToPeripheral_DMAControl,
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.ie = 1,
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.itc = 1,
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.l = 0,
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.a = 0,
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.h = 0,
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};
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return {
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.e = 0,
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.srcperipheral = gpdma_tx_src_peripheral,
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.destperipheral = gpdma_tx_dest_peripheral,
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.flowcntrl = gpdma::FlowControl::MemoryToPeripheral_DMAControl,
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.ie = 1,
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.itc = 1,
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.l = 0,
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.a = 0,
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.h = 0,
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};
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}
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constexpr gpdma::channel::Control control_rx(const size_t transfer_bytes) {
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return {
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.transfersize = gpdma::buffer_words(transfer_bytes, 4),
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.sbsize = 4, /* Burst size: 32 */
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.dbsize = 4, /* Burst size: 32 */
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.swidth = 2, /* Source transfer width: word (32 bits) */
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.dwidth = 2, /* Destination transfer width: word (32 bits) */
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.s = gpdma_ahb_master_peripheral,
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.d = gpdma_ahb_master_memory,
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.si = 0,
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.di = 1,
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.prot1 = 0,
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.prot2 = 0,
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.prot3 = 0,
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.i = 1,
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};
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return {
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.transfersize = gpdma::buffer_words(transfer_bytes, 4),
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.sbsize = 4, /* Burst size: 32 */
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.dbsize = 4, /* Burst size: 32 */
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.swidth = 2, /* Source transfer width: word (32 bits) */
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.dwidth = 2, /* Destination transfer width: word (32 bits) */
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.s = gpdma_ahb_master_peripheral,
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.d = gpdma_ahb_master_memory,
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.si = 0,
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.di = 1,
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.prot1 = 0,
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.prot2 = 0,
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.prot3 = 0,
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.i = 1,
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};
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}
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constexpr gpdma::channel::Config config_rx() {
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return {
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.e = 0,
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.srcperipheral = gpdma_rx_src_peripheral,
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.destperipheral = gpdma_rx_dest_peripheral,
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.flowcntrl = gpdma::FlowControl::PeripheralToMemory_DMAControl,
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.ie = 1,
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.itc = 1,
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.l = 0,
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.a = 0,
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.h = 0,
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};
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return {
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.e = 0,
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.srcperipheral = gpdma_rx_src_peripheral,
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.destperipheral = gpdma_rx_dest_peripheral,
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.flowcntrl = gpdma::FlowControl::PeripheralToMemory_DMAControl,
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.ie = 1,
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.itc = 1,
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.l = 0,
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.a = 0,
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.h = 0,
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};
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}
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/* TODO: Clean up terminology around "buffer", "transfer", "samples" */
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@ -145,94 +145,94 @@ static volatile const gpdma::channel::LLI* tx_next_lli = nullptr;
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static volatile const gpdma::channel::LLI* rx_next_lli = nullptr;
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static void tx_transfer_complete() {
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tx_next_lli = gpdma_channel_i2s0_tx.next_lli();
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tx_next_lli = gpdma_channel_i2s0_tx.next_lli();
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}
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static void tx_error() {
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disable();
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disable();
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}
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static void rx_transfer_complete() {
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rx_next_lli = gpdma_channel_i2s0_rx.next_lli();
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rx_next_lli = gpdma_channel_i2s0_rx.next_lli();
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}
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static void rx_error() {
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disable();
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disable();
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}
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void init() {
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gpdma_channel_i2s0_tx.set_handlers(tx_transfer_complete, tx_error);
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gpdma_channel_i2s0_rx.set_handlers(rx_transfer_complete, rx_error);
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gpdma_channel_i2s0_tx.set_handlers(tx_transfer_complete, tx_error);
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gpdma_channel_i2s0_rx.set_handlers(rx_transfer_complete, rx_error);
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// LPC_GPDMA->SYNC |= (1 << gpdma_rx_peripheral);
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// LPC_GPDMA->SYNC |= (1 << gpdma_tx_peripheral);
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// LPC_GPDMA->SYNC |= (1 << gpdma_rx_peripheral);
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// LPC_GPDMA->SYNC |= (1 << gpdma_tx_peripheral);
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}
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static void configure_tx() {
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const auto peripheral = reinterpret_cast<uint32_t>(&LPC_I2S0->TXFIFO);
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const auto control_value = control_tx(transfer_bytes);
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for(size_t i=0; i<lli_tx_loop.size(); i++) {
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const auto memory = reinterpret_cast<uint32_t>(&buffer_tx[i * transfer_samples]);
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lli_tx_loop[i].srcaddr = memory;
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lli_tx_loop[i].destaddr = peripheral;
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lli_tx_loop[i].lli = lli_pointer(&lli_tx_loop[(i + 1) % lli_tx_loop.size()]);
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lli_tx_loop[i].control = control_value;
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}
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const auto peripheral = reinterpret_cast<uint32_t>(&LPC_I2S0->TXFIFO);
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const auto control_value = control_tx(transfer_bytes);
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for (size_t i = 0; i < lli_tx_loop.size(); i++) {
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const auto memory = reinterpret_cast<uint32_t>(&buffer_tx[i * transfer_samples]);
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lli_tx_loop[i].srcaddr = memory;
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lli_tx_loop[i].destaddr = peripheral;
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lli_tx_loop[i].lli = lli_pointer(&lli_tx_loop[(i + 1) % lli_tx_loop.size()]);
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lli_tx_loop[i].control = control_value;
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}
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}
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static void configure_rx() {
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const auto peripheral = reinterpret_cast<uint32_t>(&LPC_I2S0->RXFIFO);
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const auto control_value = control_rx(transfer_bytes);
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for(size_t i=0; i<lli_rx_loop.size(); i++) {
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const auto memory = reinterpret_cast<uint32_t>(&buffer_rx[i * transfer_samples]);
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lli_rx_loop[i].srcaddr = peripheral;
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lli_rx_loop[i].destaddr = memory;
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lli_rx_loop[i].lli = lli_pointer(&lli_rx_loop[(i + 1) % lli_rx_loop.size()]);
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lli_rx_loop[i].control = control_value;
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}
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const auto peripheral = reinterpret_cast<uint32_t>(&LPC_I2S0->RXFIFO);
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const auto control_value = control_rx(transfer_bytes);
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for (size_t i = 0; i < lli_rx_loop.size(); i++) {
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const auto memory = reinterpret_cast<uint32_t>(&buffer_rx[i * transfer_samples]);
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lli_rx_loop[i].srcaddr = peripheral;
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lli_rx_loop[i].destaddr = memory;
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lli_rx_loop[i].lli = lli_pointer(&lli_rx_loop[(i + 1) % lli_rx_loop.size()]);
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lli_rx_loop[i].control = control_value;
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}
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}
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void configure() {
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configure_tx();
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configure_rx();
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configure_tx();
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configure_rx();
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}
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void enable() {
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const auto gpdma_config_tx = config_tx();
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const auto gpdma_config_rx = config_rx();
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const auto gpdma_config_tx = config_tx();
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const auto gpdma_config_rx = config_rx();
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gpdma_channel_i2s0_tx.configure(lli_tx_loop[0], gpdma_config_tx);
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gpdma_channel_i2s0_rx.configure(lli_rx_loop[0], gpdma_config_rx);
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gpdma_channel_i2s0_tx.configure(lli_tx_loop[0], gpdma_config_tx);
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gpdma_channel_i2s0_rx.configure(lli_rx_loop[0], gpdma_config_rx);
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gpdma_channel_i2s0_tx.enable();
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gpdma_channel_i2s0_rx.enable();
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gpdma_channel_i2s0_tx.enable();
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gpdma_channel_i2s0_rx.enable();
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}
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void disable() {
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gpdma_channel_i2s0_tx.disable();
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gpdma_channel_i2s0_rx.disable();
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gpdma_channel_i2s0_tx.disable();
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gpdma_channel_i2s0_rx.disable();
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}
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buffer_t tx_empty_buffer() {
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const auto next_lli = tx_next_lli;
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if( next_lli ) {
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const size_t next_index = next_lli - &lli_tx_loop[0];
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const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;
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return { reinterpret_cast<sample_t*>(lli_tx_loop[free_index].srcaddr), transfer_samples };
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} else {
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return { nullptr, 0 };
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}
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const auto next_lli = tx_next_lli;
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if (next_lli) {
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const size_t next_index = next_lli - &lli_tx_loop[0];
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const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;
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return {reinterpret_cast<sample_t*>(lli_tx_loop[free_index].srcaddr), transfer_samples};
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} else {
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return {nullptr, 0};
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}
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}
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buffer_t rx_empty_buffer() {
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const auto next_lli = rx_next_lli;
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if( next_lli ) {
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const size_t next_index = next_lli - &lli_rx_loop[0];
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const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;
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return { reinterpret_cast<sample_t*>(lli_rx_loop[free_index].destaddr), transfer_samples };
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} else {
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return { nullptr, 0 };
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}
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const auto next_lli = rx_next_lli;
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if (next_lli) {
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const size_t next_index = next_lli - &lli_rx_loop[0];
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const size_t free_index = (next_index + transfers_per_buffer - 2) & transfers_mask;
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return {reinterpret_cast<sample_t*>(lli_rx_loop[free_index].destaddr), transfer_samples};
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} else {
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return {nullptr, 0};
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}
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}
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} /* namespace dma */
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