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72 lines
4.2 KiB
C
72 lines
4.2 KiB
C
/*
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* SPDX-FileCopyrightText: 2020-2023 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#define W5500_ADDR_OFFSET (16) // Address length
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#define W5500_BSB_OFFSET (3) // Block Select Bits offset
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#define W5500_RWB_OFFSET (2) // Read Write Bits offset
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#define W5500_CHIP_VERSION (0x4) // Chip version that VERSIONR returns
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#define W5500_BSB_COM_REG (0x00) // Common Register
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#define W5500_BSB_SOCK_REG(s) ((s)*4+1) // Socket Register
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#define W5500_BSB_SOCK_TX_BUF(s) ((s)*4+2) // Socket TX Buffer
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#define W5500_BSB_SOCK_RX_BUF(s) ((s)*4+3) // Socket RX Buffer
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#define W5500_ACCESS_MODE_READ (0) // Read Mode
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#define W5500_ACCESS_MODE_WRITE (1) // Write Mode
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#define W5500_SPI_OP_MODE_VDM (0x00) // Variable Data Length Mode (SPI frame is controlled by CS line)
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#define W5500_SPI_OP_MODE_FDM_1 (0x01) // Fixed Data Length Mode, 1 Byte Length
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#define W5500_SPI_OP_MODE_FDM_2 (0x02) // Fixed Data Length Mode, 2 Bytes Length
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#define W5500_SPI_OP_MODE_FDM_4 (0x03) // Fixed Data Length Mode, 4 Bytes Length
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#define W5500_MAKE_MAP(offset, bsb) ((offset) << W5500_ADDR_OFFSET | (bsb) << W5500_BSB_OFFSET)
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#define W5500_REG_MR W5500_MAKE_MAP(0x0000, W5500_BSB_COM_REG) // Mode
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#define W5500_REG_MAC W5500_MAKE_MAP(0x0009, W5500_BSB_COM_REG) // MAC Address
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#define W5500_REG_INTLEVEL W5500_MAKE_MAP(0x0013, W5500_BSB_COM_REG) // Interrupt Level Timeout
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#define W5500_REG_IR W5500_MAKE_MAP(0x0015, W5500_BSB_COM_REG) // Interrupt
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#define W5500_REG_IMR W5500_MAKE_MAP(0x0016, W5500_BSB_COM_REG) // Interrupt Mask
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#define W5500_REG_SIR W5500_MAKE_MAP(0x0017, W5500_BSB_COM_REG) // Socket Interrupt
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#define W5500_REG_SIMR W5500_MAKE_MAP(0x0018, W5500_BSB_COM_REG) // Socket Interrupt Mask
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#define W5500_REG_RTR W5500_MAKE_MAP(0x0019, W5500_BSB_COM_REG) // Retry Time
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#define W5500_REG_RCR W5500_MAKE_MAP(0x001B, W5500_BSB_COM_REG) // Retry Count
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#define W5500_REG_PHYCFGR W5500_MAKE_MAP(0x002E, W5500_BSB_COM_REG) // PHY Configuration
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#define W5500_REG_VERSIONR W5500_MAKE_MAP(0x0039, W5500_BSB_COM_REG) // Chip version
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#define W5500_REG_SOCK_MR(s) W5500_MAKE_MAP(0x0000, W5500_BSB_SOCK_REG(s)) // Socket Mode
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#define W5500_REG_SOCK_CR(s) W5500_MAKE_MAP(0x0001, W5500_BSB_SOCK_REG(s)) // Socket Command
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#define W5500_REG_SOCK_IR(s) W5500_MAKE_MAP(0x0002, W5500_BSB_SOCK_REG(s)) // Socket Interrupt
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#define W5500_REG_SOCK_SR(s) W5500_MAKE_MAP(0x0004, W5500_BSB_SOCK_REG(s)) // Socket Status
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#define W5500_REG_SOCK_RXBUF_SIZE(s) W5500_MAKE_MAP(0x001E, W5500_BSB_SOCK_REG(s)) // Socket Receive Buffer Size
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#define W5500_REG_SOCK_TXBUF_SIZE(s) W5500_MAKE_MAP(0x001F, W5500_BSB_SOCK_REG(s)) // Socket Transmit Buffer Size
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#define W5500_REG_SOCK_TX_FSR(s) W5500_MAKE_MAP(0x0020, W5500_BSB_SOCK_REG(s)) // Socket TX Free Size
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#define W5500_REG_SOCK_TX_RD(s) W5500_MAKE_MAP(0x0022, W5500_BSB_SOCK_REG(s)) // Socket TX Read Pointer
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#define W5500_REG_SOCK_TX_WR(s) W5500_MAKE_MAP(0x0024, W5500_BSB_SOCK_REG(s)) // Socket TX Write Pointer
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#define W5500_REG_SOCK_RX_RSR(s) W5500_MAKE_MAP(0x0026, W5500_BSB_SOCK_REG(s)) // Socket RX Received Size
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#define W5500_REG_SOCK_RX_RD(s) W5500_MAKE_MAP(0x0028, W5500_BSB_SOCK_REG(s)) // Socket RX Read Pointer
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#define W5500_REG_SOCK_RX_WR(s) W5500_MAKE_MAP(0x002A, W5500_BSB_SOCK_REG(s)) // Socket RX Write Pointer
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#define W5500_REG_SOCK_IMR(s) W5500_MAKE_MAP(0x002C, W5500_BSB_SOCK_REG(s)) // Socket Interrupt Mask
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#define W5500_MEM_SOCK_TX(s,addr) W5500_MAKE_MAP(addr, W5500_BSB_SOCK_TX_BUF(s)) // Socket TX buffer address
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#define W5500_MEM_SOCK_RX(s,addr) W5500_MAKE_MAP(addr, W5500_BSB_SOCK_RX_BUF(s)) // Socket RX buffer address
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#define W5500_MR_RST (1<<7) // Software reset
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#define W5500_MR_PB (1<<4) // Ping block (block the response to a ping request)
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#define W5500_SIMR_SOCK0 (1<<0) // Socket 0 interrupt
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#define W5500_SMR_MAC_RAW (1<<2) // MAC RAW mode
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#define W5500_SMR_MAC_FILTER (1<<7) // MAC filter
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#define W5500_SCR_OPEN (0x01) // Open command
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#define W5500_SCR_CLOSE (0x10) // Close command
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#define W5500_SCR_SEND (0x20) // Send command
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#define W5500_SCR_RECV (0x40) // Recv command
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#define W5500_SIR_RECV (1<<2) // Receive done
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#define W5500_SIR_SEND (1<<4) // Send done
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