diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/ethernet.h | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/net/ethernet.h b/net/ethernet.h new file mode 100644 index 0000000..4b10ff3 --- /dev/null +++ b/net/ethernet.h @@ -0,0 +1,94 @@ +#ifndef ETHERNET_H +#define ETHERNET_H + +#include <stdint.h> + +struct ETH_MAC_reg_t { + volatile uint32_t CR; + volatile uint32_t FFR; + volatile uint32_t HTHR; + volatile uint32_t HTLR; + volatile uint32_t MIIAR; + volatile uint32_t MIIDR; + volatile uint32_t FCR; + volatile uint32_t VLANTR; + uint32_t _reserved[2]; + volatile uint32_t RWUFFR; + volatile uint32_t PMTCSR; + uint32_t _reserved1; + volatile uint32_t DBGR; + volatile uint32_t SR; + volatile uint32_t IMR; + volatile uint32_t AR[4][2]; +}; + +struct ETH_MMC_reg_t { + volatile uint32_t CR; + volatile uint32_t RIR; + volatile uint32_t TIR; + volatile uint32_t RIMR; + volatile uint32_t TIMR; + uint32_t _reserved[14]; + volatile uint32_t TGFSCCR; + volatile uint32_t TGFMSCCR; + uint32_t _reserved1[5]; + volatile uint32_t TGFCR; + uint32_t _reserved2[10]; + volatile uint32_t RFCECR; + volatile uint32_t RFAECR; + uint32_t _reserved3[11]; + volatile uint32_t RGUFCR; +}; + +struct ETH_PTP_reg_t { + volatile uint32_t TSCR; + volatile uint32_t SSIR; + volatile uint32_t TSHR; + volatile uint32_t TSLR; + volatile uint32_t TSHUR; + volatile uint32_t TSLUR; + volatile uint32_t TSAR; + volatile uint32_t TTHR; + volatile uint32_t TTLR; + uint32_t _reserved; + volatile uint32_t TSSR; +}; + +struct ETH_DMA_reg_t { + volatile uint32_t BMR; + volatile uint32_t TPDR; + volatile uint32_t RPDR; + volatile uint32_t RDLAR; + volatile uint32_t TDLAR; + volatile uint32_t SR; + volatile uint32_t OMR; + volatile uint32_t IER; + volatile uint32_t MFBOCR; + volatile uint32_t RSWTR; + uint32_t _reserved[8]; + volatile uint32_t CHTDR; + volatile uint32_t CHRDR; + volatile uint32_t CHTBAR; + volatile uint32_t CHRBAR; +}; + +class ETH_t { + public: + ETH_MAC_reg_t& mac_reg; + ETH_MMC_reg_t& mmc_reg; + ETH_PTP_reg_t& ptp_reg; + ETH_DMA_reg_t& dma_reg; + + ETH_t(uint32_t reg_addr) : + mac_reg(*(ETH_MAC_reg_t*)reg_addr), + mmc_reg(*(ETH_MMC_reg_t*)(reg_addr + 0x100)), + ptp_reg(*(ETH_PTP_reg_t*)(reg_addr + 0x700)), + dma_reg(*(ETH_DMA_reg_t*)(reg_addr + 0x1000)) {} +}; + +#if defined(STM32F4) +static ETH_t ETH(0x40028000); +#endif + +#endif + |