Macro drone_stm32_map_periph_spi::periph_spi3

macro_rules! periph_spi3 {
    periph::map! {
            #[doc = $spi_macro_doc]
            pub macro $spi_macro;

            #[doc = $spi_ty_doc]
            pub struct $spi_ty;

            impl SpiMap for $spi_ty {}

            drone_stm32_map_pieces::reg;
            crate;

            RCC {
                BUSENR {
                    $busenr Shared;
                    SPIEN { $spien }
                }
                BUSRSTR {
                    $busrstr Shared;
                    SPIRST { $spirst }
                }
                #[cfg(any(
                    feature = "stm32l4x1",
                    feature = "stm32l4x2",
                    feature = "stm32l4x3",
                    feature = "stm32l4x5",
                    feature = "stm32l4x6",
                    feature = "stm32l4r5",
                    feature = "stm32l4r7",
                    feature = "stm32l4r9",
                    feature = "stm32l4s5",
                    feature = "stm32l4s7",
                    feature = "stm32l4s9"
                ))]
                BUSSMENR {
                    $bussmenr Shared;
                    SPISMEN { $spismen }
                }
            }
            SPI {
                $spi;
                CR1 {
                    CR1;
                    BIDIMODE { BIDIMODE }
                    BIDIOE { BIDIOE }
                    BR { BR }
                    CPHA { CPHA }
                    CPOL { CPOL }
                    CRCEN { CRCEN }
                    CRCNEXT { CRCNEXT }
                    DFF { DFF }
                    LSBFIRST { LSBFIRST }
                    MSTR { MSTR }
                    RXONLY { RXONLY }
                    SPE { SPE }
                    SSI { SSI }
                    SSM { SSM }
                }
                CR2 {
                    CR2;
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    DS { DS }
                    ERRIE { ERRIE }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    FRF { FRF }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    FRXTH { FRXTH }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    LDMA_RX { LDMA_RX }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    LDMA_TX { LDMA_TX }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    NSSP { NSSP }
                    RXDMAEN { RXDMAEN }
                    RXNEIE { RXNEIE }
                    SSOE { SSOE }
                    TXDMAEN { TXDMAEN }
                    TXEIE { TXEIE }
                }
                SR {
                    SR;
                    BSY { BSY }
                    #[cfg(any(
                        feature = "stm32f101",
                        feature = "stm32f102",
                        feature = "stm32f103",
                        feature = "stm32f107",
                    ))]
                    CHSIDE { CHSIDE }
                    CRCERR { CRCERR }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    FRLVL { FRLVL }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    FTLVL { FTLVL }
                    MODF { MODF }
                    OVR { OVR }
                    RXNE { RXNE }
                    #[cfg(any(
                        feature = "stm32l4x1",
                        feature = "stm32l4x2",
                        feature = "stm32l4x3",
                        feature = "stm32l4x5",
                        feature = "stm32l4x6",
                        feature = "stm32l4r5",
                        feature = "stm32l4r7",
                        feature = "stm32l4r9",
                        feature = "stm32l4s5",
                        feature = "stm32l4s7",
                        feature = "stm32l4s9"
                    ))]
                    TIFRFE { TIFRFE }
                    TXE { TXE }
                    #[cfg(any(
                        feature = "stm32f101",
                        feature = "stm32f102",
                        feature = "stm32f103",
                        feature = "stm32f107",
                    ))]
                    UDR { UDR }
                }
                DR {
                    DR;
                    DR { DR }
                }
                CRCPR {
                    CRCPR;
                    CRCPOLY { CRCPOLY }
                }
                RXCRCR {
                    RXCRCR;
                    RxCRC { RxCRC }
                }
                TXCRCR {
                    TXCRCR;
                    TxCRC { TxCRC }
                }
            }
        } => { ... };
}

Extracts SPI3 register tokens.