73 lines
2.0 KiB
C
73 lines
2.0 KiB
C
/* STELLARIS Ethernet Controller
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*
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* Copyright (c) 2018 Zilogic Systems
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ETH_STELLARIS_PRIV_H_
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#define ETH_STELLARIS_PRIV_H_
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#define DEV_DATA(dev) \
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((struct eth_stellaris_runtime *)(dev)->driver_data)
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#define DEV_CFG(dev) \
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((struct eth_stellaris_config *const)(dev)->config->config_info)
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/*
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* Register mapping
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*/
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/* Registers for ethernet system, mac_base + offset */
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#define REG_MACRIS ((DEV_CFG(dev)->mac_base) + 0x000)
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#define REG_MACIM ((DEV_CFG(dev)->mac_base) + 0x004)
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#define REG_MACRCTL ((DEV_CFG(dev)->mac_base) + 0x008)
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#define REG_MACTCTL ((DEV_CFG(dev)->mac_base) + 0x00C)
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#define REG_MACDATA ((DEV_CFG(dev)->mac_base) + 0x010)
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#define REG_MACIA0 ((DEV_CFG(dev)->mac_base) + 0x014)
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#define REG_MACIA1 ((DEV_CFG(dev)->mac_base) + 0x018)
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#define REG_MACNP ((DEV_CFG(dev)->mac_base) + 0x034)
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#define REG_MACTR ((DEV_CFG(dev)->mac_base) + 0x038)
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/* ETH MAC Receive Control bit fields set value */
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#define BIT_MACRCTL_RSTFIFO 0x10
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#define BIT_MACRCTL_BADCRC 0x8
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#define BIT_MACRCTL_RXEN 0x1
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#define BIT_MACRCTL_PRMS 0x4
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/* ETH MAC Transmit Control bit fields set value */
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#define BIT_MACTCTL_DUPLEX 0x10
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#define BIT_MACTCTL_CRC 0x4
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#define BIT_MACTCTL_PADEN 0x2
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#define BIT_MACTCTL_TXEN 0x1
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/* ETH MAC Txn req bit fields set value */
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#define BIT_MACTR_NEWTX 0x1
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/* Ethernet MAC RAW Interrupt Status/Ack bit set values */
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#define BIT_MACRIS_RXINT 0x1
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#define BIT_MACRIS_TXER 0x2
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#define BIT_MACRIS_TXEMP 0x4
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#define BIT_MACRIS_FOV 0x8
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#define BIT_MACRIS_RXER 0x10
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struct eth_stellaris_runtime {
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struct net_if *iface;
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u8_t mac_addr[6];
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struct k_sem tx_sem;
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bool tx_err;
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u32_t tx_word;
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int tx_pos;
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#if defined(CONFIG_NET_STATISTICS_ETHERNET)
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struct net_stats_eth stats;
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#endif
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};
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typedef void (*eth_stellaris_config_irq_t)(struct device *dev);
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struct eth_stellaris_config {
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u32_t mac_base;
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u32_t sys_ctrl_base;
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u32_t irq_num;
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eth_stellaris_config_irq_t config_func;
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};
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#endif /* ETH_STELLARIS_PRIV_H_ */
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