| /**************************************************************************//** |
| * @copyright (C) 2019 Nuvoton Technology Corp. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without modification, |
| * are permitted provided that the following conditions are met: |
| * 1. Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * 3. Neither the name of Nuvoton Technology Corp. nor the names of its contributors |
| * may be used to endorse or promote products derived from this software |
| * without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| *****************************************************************************/ |
| #include "M480.h" |
| #ifndef _M480_ETH_ |
| #define _M480_ETH_ |
| |
| /* Generic MII registers. */ |
| |
| #define MII_BMCR 0x00 /* Basic mode control register */ |
| #define MII_BMSR 0x01 /* Basic mode status register */ |
| #define MII_PHYSID1 0x02 /* PHYS ID 1 */ |
| #define MII_PHYSID2 0x03 /* PHYS ID 2 */ |
| #define MII_ADVERTISE 0x04 /* Advertisement control reg */ |
| #define MII_LPA 0x05 /* Link partner ability reg */ |
| #define MII_EXPANSION 0x06 /* Expansion register */ |
| #define MII_DCOUNTER 0x12 /* Disconnect counter */ |
| #define MII_FCSCOUNTER 0x13 /* False carrier counter */ |
| #define MII_NWAYTEST 0x14 /* N-way auto-neg test reg */ |
| #define MII_RERRCOUNTER 0x15 /* Receive error counter */ |
| #define MII_SREVISION 0x16 /* Silicon revision */ |
| #define MII_RESV1 0x17 /* Reserved... */ |
| #define MII_LBRERROR 0x18 /* Lpback, rx, bypass error */ |
| #define MII_PHYADDR 0x19 /* PHY address */ |
| #define MII_RESV2 0x1a /* Reserved... */ |
| #define MII_TPISTATUS 0x1b /* TPI status for 10mbps */ |
| #define MII_NCONFIG 0x1c /* Network interface config */ |
| |
| /* Basic mode control register. */ |
| #define BMCR_RESV 0x007f /* Unused... */ |
| #define BMCR_CTST 0x0080 /* Collision test */ |
| #define BMCR_FULLDPLX 0x0100 /* Full duplex */ |
| #define BMCR_ANRESTART 0x0200 /* Auto negotiation restart */ |
| #define BMCR_ISOLATE 0x0400 /* Disconnect DP83840 from MII */ |
| #define BMCR_PDOWN 0x0800 /* Powerdown the DP83840 */ |
| #define BMCR_ANENABLE 0x1000 /* Enable auto negotiation */ |
| #define BMCR_SPEED100 0x2000 /* Select 100Mbps */ |
| #define BMCR_LOOPBACK 0x4000 /* TXD loopback bits */ |
| #define BMCR_RESET 0x8000 /* Reset the DP83840 */ |
| |
| /* Basic mode status register. */ |
| #define BMSR_ERCAP 0x0001 /* Ext-reg capability */ |
| #define BMSR_JCD 0x0002 /* Jabber detected */ |
| #define BMSR_LSTATUS 0x0004 /* Link status */ |
| #define BMSR_ANEGCAPABLE 0x0008 /* Able to do auto-negotiation */ |
| #define BMSR_RFAULT 0x0010 /* Remote fault detected */ |
| #define BMSR_ANEGCOMPLETE 0x0020 /* Auto-negotiation complete */ |
| #define BMSR_RESV 0x07c0 /* Unused... */ |
| #define BMSR_10HALF 0x0800 /* Can do 10mbps, half-duplex */ |
| #define BMSR_10FULL 0x1000 /* Can do 10mbps, full-duplex */ |
| #define BMSR_100HALF 0x2000 /* Can do 100mbps, half-duplex */ |
| #define BMSR_100FULL 0x4000 /* Can do 100mbps, full-duplex */ |
| #define BMSR_100BASE4 0x8000 /* Can do 100mbps, 4k packets */ |
| |
| /* Advertisement control register. */ |
| #define ADVERTISE_SLCT 0x001f /* Selector bits */ |
| #define ADVERTISE_CSMA 0x0001 /* Only selector supported */ |
| #define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */ |
| #define ADVERTISE_10FULL 0x0040 /* Try for 10mbps full-duplex */ |
| #define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */ |
| #define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */ |
| #define ADVERTISE_100BASE4 0x0200 /* Try for 100mbps 4k packets */ |
| #define ADVERTISE_RESV 0x1c00 /* Unused... */ |
| #define ADVERTISE_RFAULT 0x2000 /* Say we can detect faults */ |
| #define ADVERTISE_LPACK 0x4000 /* Ack link partners response */ |
| #define ADVERTISE_NPAGE 0x8000 /* Next page bit */ |
| |
| #define RX_DESCRIPTOR_NUM 4 //8 // Max Number of Rx Frame Descriptors |
| #define TX_DESCRIPTOR_NUM 2 //4 // Max number of Tx Frame Descriptors |
| |
| #define PACKET_BUFFER_SIZE 1520 |
| |
| #define CONFIG_PHY_ADDR 1 |
| |
| |
| // Frame Descriptor's Owner bit |
| #define OWNERSHIP_EMAC 0x80000000 // 1 = EMAC |
| //#define OWNERSHIP_CPU 0x7fffffff // 0 = CPU |
| |
| |
| |
| // Rx Frame Descriptor Status |
| #define RXFD_RXGD 0x00100000 // Receiving Good Packet Received |
| #define RXFD_RTSAS 0x00800000 // RX Time Stamp Available |
| |
| |
| // Tx Frame Descriptor's Control bits |
| #define TXFD_TTSEN 0x08 // Tx Time Stamp Enable |
| #define TXFD_INTEN 0x04 // Interrupt Enable |
| #define TXFD_CRCAPP 0x02 // Append CRC |
| #define TXFD_PADEN 0x01 // Padding Enable |
| |
| // Tx Frame Descriptor Status |
| #define TXFD_TXCP 0x00080000 // Transmission Completion |
| #define TXFD_TTSAS 0x08000000 // TX Time Stamp Available |
| |
| // Tx/Rx buffer descriptor structure |
| struct eth_descriptor; |
| struct eth_descriptor { |
| uint32_t status1; |
| uint8_t *buf; |
| uint32_t status2; |
| struct eth_descriptor *next; |
| #ifdef TIME_STAMPING |
| uint32_t backup1; |
| uint32_t backup2; |
| uint32_t reserved1; |
| uint32_t reserved2; |
| #endif |
| }; |
| |
| #ifdef TIME_STAMPING |
| |
| #define ETH_TS_ENABLE() do{EMAC->TSCTL = EMAC_TSCTL_TSEN_Msk;}while(0) |
| #define ETH_TS_START() do{EMAC->TSCTL |= (EMAC_TSCTL_TSMODE_Msk | EMAC_TSCTL_TSIEN_Msk);}while(0) |
| s32_t ETH_settime(u32_t sec, u32_t nsec); |
| s32_t ETH_gettime(u32_t *sec, u32_t *nsec); |
| s32_t ETH_updatetime(u32_t neg, u32_t sec, u32_t nsec); |
| s32_t ETH_adjtimex(int ppm); |
| void ETH_setinc(void); |
| |
| #endif |
| |
| #ifdef NU_TRACE |
| #define NU_DEBUGF(x) { printf x; } |
| #else |
| #define NU_DEBUGF(x) |
| #endif |
| |
| void numaker_set_mac_addr(uint8_t *addr); |
| int numaker_eth_init(uint8_t *mac_addr); |
| uint8_t *numaker_eth_get_tx_buf(void); |
| void numaker_eth_trigger_tx(uint16_t length, void *p); |
| int numaker_eth_get_rx_buf(uint16_t *len, uint8_t **buf); |
| void numaker_eth_rx_next(void); |
| void numaker_eth_trigger_rx(void); |
| int numaker_eth_link_ok(void); |
| void numaker_mac_address(uint8_t *mac); |
| void numaker_eth_enable_interrupts(void); |
| void numaker_eth_disable_interrupts(void); |
| |
| #endif /* _M480_ETH_ */ |