124 lines
3.0 KiB
C
124 lines
3.0 KiB
C
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#ifndef LAN8710A_H_
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#define LAN8710A_H_
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#include <net/gen/ether.h>
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#define LAN8710A_DEBUG (1)
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#if LAN8710A_DEBUG == 1
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#define LAN8710A_DEBUG_PRINT(args) \
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do { \
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printf("LAN8710A DEBUG: "); \
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printf args; \
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printf("\n"); \
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} while (0)
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#else
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#define LAN8710A_DEBUG_PRINT(args)
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#endif
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#ifndef ERR
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#define ERR (-1) /* general error flag */
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#endif
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#ifndef OK
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#define OK 0 /* general OK flag */
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#endif
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#define MAP_FAILED ((void *) -1) /* mmap() failed */
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/* Ethernet driver defines */
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#define LAN8710A_NAME_LEN (11)
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/* Ethernet driver states */
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#define LAN8710A_DETECTED (1 << 0)
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#define LAN8710A_ENABLED (1 << 1)
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#define LAN8710A_READING (1 << 2)
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#define LAN8710A_WRITING (1 << 3)
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#define LAN8710A_RECEIVED (1 << 4)
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#define LAN8710A_TRANSMIT (1 << 5)
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/* Descriptors flags */
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#define LAN8710A_DESC_FLAG_OWN (1 << 29) /* ownership flag */
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#define LAN8710A_DESC_FLAG_SOP (1 << 31) /* start of packet flag */
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#define LAN8710A_DESC_FLAG_EOP (1 << 30) /* end of packet flag */
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/* Number of Tx and Rx interrupts */
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#define LAN8710A_RX_INTR (41)
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#define LAN8710A_TX_INTR (42)
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/* Values to be written after interrupt handle and interrupt masks*/
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#define RX_INT (1)
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#define TX_INT (2)
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/** Numbers of Tx DMA channels */
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#define TX_DMA_CHANNELS (8)
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/** Number of transmit descriptors */
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#define LAN8710A_NUM_TX_DESC (255)
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/** Number of receive descriptors */
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#define LAN8710A_NUM_RX_DESC (255)
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/** Number of I/O vectors to use. */
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#define LAN8710A_IOVEC_NR (16)
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/** Size of each I/O buffer per descriptor. */
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#define LAN8710A_IOBUF_SIZE (1520)
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/** MAC address override variable. */
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#define LAN8710A_ENVVAR "LAN8710AETH"
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/** MAX DMA Channels */
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#define DMA_MAX_CHANNELS (8)
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/* Setting of Tx descriptors */
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#define TX_DESC_TO_PORT1 (1 << 16)
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#define TX_DESC_TO_PORT_EN (1 << 20)
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typedef struct lan8710a_desc_t
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{
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u32_t next_pointer;
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u32_t buffer_pointer;
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u32_t buffer_length_off;
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u32_t pkt_len_flags;
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} lan8710a_desc_t;
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typedef struct lan8710a_t
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{
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lan8710a_desc_t *rx_desc;
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lan8710a_desc_t *tx_desc;
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phys_bytes rx_desc_phy;
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phys_bytes tx_desc_phy;
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char name[LAN8710A_NAME_LEN];
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int status;
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int irq_rx_hook; /* Rx interrupt Request Vector Hook. */
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int irq_tx_hook; /* Tx interrupt Request Vector Hook. */
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int instance;
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ether_addr_t address; /* Ethernet MAC address. */
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u8_t *regs;
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u32_t phy_address;
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u8_t *p_rx_buf; /* pointer to the buffer with receive frames */
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u8_t *p_tx_buf; /* pointer to the buffer with transmit frames */
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u16_t tx_desc_idx; /* index of the next transmit desciptor */
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u16_t rx_desc_idx; /* index of the next receive desciptor */
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int client;
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message tx_message;
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message rx_message;
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unsigned int rx_size;
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/* register mapping */
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vir_bytes regs_cp_per;
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vir_bytes regs_mdio;
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vir_bytes regs_cpsw_cpdma;
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vir_bytes regs_ctrl_mod;
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vir_bytes regs_cpsw_sl;
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vir_bytes regs_cpsw_ss;
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vir_bytes regs_cpsw_stats;
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vir_bytes regs_cpsw_ale;
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vir_bytes regs_cpsw_wr;
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vir_bytes regs_intc;
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vir_bytes regs_cpdma_stram;
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} lan8710a_t;
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#endif /* LAN8710A_H_ */
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