From 2e808fadf6b2f9edd39c8994d06d341f856cf85c Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Thu, 31 Mar 2022 13:46:48 -0400 Subject: [PATCH] net: Remove ftmac110 driver This driver is not enabled by any board and not converted to DM_ETH. Remove. Signed-off-by: Tom Rini --- drivers/net/Makefile | 1 - drivers/net/ftmac110.c | 491 ----------------------------------------- drivers/net/ftmac110.h | 175 --------------- 3 files changed, 667 deletions(-) delete mode 100644 drivers/net/ftmac110.c delete mode 100644 drivers/net/ftmac110.h diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 1fcd1b2d0b..4c4fe9b0b3 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -43,7 +43,6 @@ obj-$(CONFIG_FSL_MEMAC) += fm/memac_phy.o obj-$(CONFIG_FSL_PFE) += pfe_eth/ obj-$(CONFIG_FTGMAC100) += ftgmac100.o obj-$(CONFIG_FTMAC100) += ftmac100.o -obj-$(CONFIG_FTMAC110) += ftmac110.o obj-$(CONFIG_GMAC_ROCKCHIP) += gmac_rockchip.o obj-$(CONFIG_HIGMACV300_ETH) += higmacv300.o obj-$(CONFIG_KS8851_MLL) += ks8851_mll.o diff --git a/drivers/net/ftmac110.c b/drivers/net/ftmac110.c deleted file mode 100644 index 7e54d4642d..0000000000 --- a/drivers/net/ftmac110.c +++ /dev/null @@ -1,491 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Faraday 10/100Mbps Ethernet Controller - * - * (C) Copyright 2013 Faraday Technology - * Dante Su - */ - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) -#include -#endif - -#include "ftmac110.h" - -#define CFG_RXDES_NUM 8 -#define CFG_TXDES_NUM 2 -#define CFG_XBUF_SIZE 1536 - -#define CFG_MDIORD_TIMEOUT (CONFIG_SYS_HZ >> 1) /* 500 ms */ -#define CFG_MDIOWR_TIMEOUT (CONFIG_SYS_HZ >> 1) /* 500 ms */ -#define CFG_LINKUP_TIMEOUT (CONFIG_SYS_HZ << 2) /* 4 sec */ - -/* - * FTMAC110 DMA design issue - * - * Its DMA engine has a weird restriction that its Rx DMA engine - * accepts only 16-bits aligned address, 32-bits aligned is not - * acceptable. However this restriction does not apply to Tx DMA. - * - * Conclusion: - * (1) Tx DMA Buffer Address: - * 1 bytes aligned: Invalid - * 2 bytes aligned: O.K - * 4 bytes aligned: O.K (-> u-boot ZeroCopy is possible) - * (2) Rx DMA Buffer Address: - * 1 bytes aligned: Invalid - * 2 bytes aligned: O.K - * 4 bytes aligned: Invalid - */ - -struct ftmac110_chip { - void __iomem *regs; - uint32_t imr; - uint32_t maccr; - uint32_t lnkup; - uint32_t phy_addr; - - struct ftmac110_desc *rxd; - ulong rxd_dma; - uint32_t rxd_idx; - - struct ftmac110_desc *txd; - ulong txd_dma; - uint32_t txd_idx; -}; - -static int ftmac110_reset(struct eth_device *dev); - -static uint16_t mdio_read(struct eth_device *dev, - uint8_t phyaddr, uint8_t phyreg) -{ - struct ftmac110_chip *chip = dev->priv; - struct ftmac110_regs *regs = chip->regs; - uint32_t tmp, ts; - uint16_t ret = 0xffff; - - tmp = PHYCR_READ - | (phyaddr << PHYCR_ADDR_SHIFT) - | (phyreg << PHYCR_REG_SHIFT); - - writel(tmp, ®s->phycr); - - for (ts = get_timer(0); get_timer(ts) < CFG_MDIORD_TIMEOUT; ) { - tmp = readl(®s->phycr); - if (tmp & PHYCR_READ) - continue; - break; - } - - if (tmp & PHYCR_READ) - printf("ftmac110: mdio read timeout\n"); - else - ret = (uint16_t)(tmp & 0xffff); - - return ret; -} - -static void mdio_write(struct eth_device *dev, - uint8_t phyaddr, uint8_t phyreg, uint16_t phydata) -{ - struct ftmac110_chip *chip = dev->priv; - struct ftmac110_regs *regs = chip->regs; - uint32_t tmp, ts; - - tmp = PHYCR_WRITE - | (phyaddr << PHYCR_ADDR_SHIFT) - | (phyreg << PHYCR_REG_SHIFT); - - writel(phydata, ®s->phydr); - writel(tmp, ®s->phycr); - - for (ts = get_timer(0); get_timer(ts) < CFG_MDIOWR_TIMEOUT; ) { - if (readl(®s->phycr) & PHYCR_WRITE) - continue; - break; - } - - if (readl(®s->phycr) & PHYCR_WRITE) - printf("ftmac110: mdio write timeout\n"); -} - -static uint32_t ftmac110_phyqry(struct eth_device *dev) -{ - ulong ts; - uint32_t maccr; - uint16_t pa, tmp, bmsr, bmcr; - struct ftmac110_chip *chip = dev->priv; - - /* Default = 100Mbps Full */ - maccr = MACCR_100M | MACCR_FD; - - /* 1. find the phy device */ - for (pa = 0; pa < 32; ++pa) { - tmp = mdio_read(dev, pa, MII_PHYSID1); - if (tmp == 0xFFFF || tmp == 0x0000) - continue; - chip->phy_addr = pa; - break; - } - if (pa >= 32) { - puts("ftmac110: phy device not found!\n"); - goto exit; - } - - /* 2. wait until link-up & auto-negotiation complete */ - chip->lnkup = 0; - bmcr = mdio_read(dev, chip->phy_addr, MII_BMCR); - ts = get_timer(0); - do { - bmsr = mdio_read(dev, chip->phy_addr, MII_BMSR); - chip->lnkup = (bmsr & BMSR_LSTATUS) ? 1 : 0; - if (!chip->lnkup) - continue; - if (!(bmcr & BMCR_ANENABLE) || (bmsr & BMSR_ANEGCOMPLETE)) - break; - } while (get_timer(ts) < CFG_LINKUP_TIMEOUT); - if (!chip->lnkup) { - puts("ftmac110: link down\n"); - goto exit; - } - if (!(bmcr & BMCR_ANENABLE)) - puts("ftmac110: auto negotiation disabled\n"); - else if (!(bmsr & BMSR_ANEGCOMPLETE)) - puts("ftmac110: auto negotiation timeout\n"); - - /* 3. derive MACCR */ - if ((bmcr & BMCR_ANENABLE) && (bmsr & BMSR_ANEGCOMPLETE)) { - tmp = mdio_read(dev, chip->phy_addr, MII_ADVERTISE); - tmp &= mdio_read(dev, chip->phy_addr, MII_LPA); - if (tmp & LPA_100FULL) /* 100Mbps full-duplex */ - maccr = MACCR_100M | MACCR_FD; - else if (tmp & LPA_100HALF) /* 100Mbps half-duplex */ - maccr = MACCR_100M; - else if (tmp & LPA_10FULL) /* 10Mbps full-duplex */ - maccr = MACCR_FD; - else if (tmp & LPA_10HALF) /* 10Mbps half-duplex */ - maccr = 0; - } else { - if (bmcr & BMCR_SPEED100) - maccr = MACCR_100M; - else - maccr = 0; - if (bmcr & BMCR_FULLDPLX) - maccr |= MACCR_FD; - } - -exit: - printf("ftmac110: %d Mbps, %s\n", - (maccr & MACCR_100M) ? 100 : 10, - (maccr & MACCR_FD) ? "Full" : "half"); - return maccr; -} - -static int ftmac110_reset(struct eth_device *dev) -{ - uint8_t *a; - uint32_t i, maccr; - struct ftmac110_chip *chip = dev->priv; - struct ftmac110_regs *regs = chip->regs; - - /* 1. MAC reset */ - writel(MACCR_RESET, ®s->maccr); - for (i = get_timer(0); get_timer(i) < 1000; ) { - if (readl(®s->maccr) & MACCR_RESET) - continue; - break; - } - if (readl(®s->maccr) & MACCR_RESET) { - printf("ftmac110: reset failed\n"); - return -ENXIO; - } - - /* 1-1. Init tx ring */ - for (i = 0; i < CFG_TXDES_NUM; ++i) { - /* owned by SW */ - chip->txd[i].ctrl &= cpu_to_le64(FTMAC110_TXD_CLRMASK); - } - chip->txd_idx = 0; - - /* 1-2. Init rx ring */ - for (i = 0; i < CFG_RXDES_NUM; ++i) { - /* owned by HW */ - chip->rxd[i].ctrl &= cpu_to_le64(FTMAC110_RXD_CLRMASK); - chip->rxd[i].ctrl |= cpu_to_le64(FTMAC110_RXD_OWNER); - } - chip->rxd_idx = 0; - - /* 2. PHY status query */ - maccr = ftmac110_phyqry(dev); - - /* 3. Fix up the MACCR value */ - chip->maccr = maccr | MACCR_CRCAPD | MACCR_RXALL | MACCR_RXRUNT - | MACCR_RXEN | MACCR_TXEN | MACCR_RXDMAEN | MACCR_TXDMAEN; - - /* 4. MAC address setup */ - a = dev->enetaddr; - writel(a[1] | (a[0] << 8), ®s->mac[0]); - writel(a[5] | (a[4] << 8) | (a[3] << 16) - | (a[2] << 24), ®s->mac[1]); - - /* 5. MAC registers setup */ - writel(chip->rxd_dma, ®s->rxba); - writel(chip->txd_dma, ®s->txba); - /* interrupt at each tx/rx */ - writel(ITC_DEFAULT, ®s->itc); - /* no tx pool, rx poll = 1 normal cycle */ - writel(APTC_DEFAULT, ®s->aptc); - /* rx threshold = [6/8 fifo, 2/8 fifo] */ - writel(DBLAC_DEFAULT, ®s->dblac); - /* disable & clear all interrupt status */ - chip->imr = 0; - writel(ISR_ALL, ®s->isr); - writel(chip->imr, ®s->imr); - /* enable mac */ - writel(chip->maccr, ®s->maccr); - - return 0; -} - -static int ftmac110_probe(struct eth_device *dev, struct bd_info *bis) -{ - debug("ftmac110: probe\n"); - - if (ftmac110_reset(dev)) - return -1; - - return 0; -} - -static void ftmac110_halt(struct eth_device *dev) -{ - struct ftmac110_chip *chip = dev->priv; - struct ftmac110_regs *regs = chip->regs; - - writel(0, ®s->imr); - writel(0, ®s->maccr); - - debug("ftmac110: halt\n"); -} - -static int ftmac110_send(struct eth_device *dev, void *pkt, int len) -{ - struct ftmac110_chip *chip = dev->priv; - struct ftmac110_regs *regs = chip->regs; - struct ftmac110_desc *txd; - uint64_t ctrl; - - if (!chip->lnkup) - return 0; - - if (len <= 0 || len > CFG_XBUF_SIZE) { - printf("ftmac110: bad tx pkt len(%d)\n", len); - return 0; - } - - len = max(60, len); - - txd = &chip->txd[chip->txd_idx]; - ctrl = le64_to_cpu(txd->ctrl); - if (ctrl & FTMAC110_TXD_OWNER) { - /* kick-off Tx DMA */ - writel(0xffffffff, ®s->txpd); - printf("ftmac110: out of txd\n"); - return 0; - } - - memcpy(txd->vbuf, (void *)pkt, len); - dma_map_single(txd->vbuf, len, DMA_TO_DEVICE); - - /* clear control bits */ - ctrl &= FTMAC110_TXD_CLRMASK; - /* set len, fts and lts */ - ctrl |= FTMAC110_TXD_LEN(len) | FTMAC110_TXD_FTS | FTMAC110_TXD_LTS; - /* set owner bit */ - ctrl |= FTMAC110_TXD_OWNER; - /* write back to descriptor */ - txd->ctrl = cpu_to_le64(ctrl); - - /* kick-off Tx DMA */ - writel(0xffffffff, ®s->txpd); - - chip->txd_idx = (chip->txd_idx + 1) % CFG_TXDES_NUM; - - return len; -} - -static int ftmac110_recv(struct eth_device *dev) -{ - struct ftmac110_chip *chip = dev->priv; - struct ftmac110_desc *rxd; - uint32_t len, rlen = 0; - uint64_t ctrl; - uint8_t *buf; - - if (!chip->lnkup) - return 0; - - do { - rxd = &chip->rxd[chip->rxd_idx]; - ctrl = le64_to_cpu(rxd->ctrl); - if (ctrl & FTMAC110_RXD_OWNER) - break; - - len = (uint32_t)FTMAC110_RXD_LEN(ctrl); - buf = rxd->vbuf; - - if (ctrl & FTMAC110_RXD_ERRMASK) { - printf("ftmac110: rx error\n"); - } else { - dma_map_single(buf, len, DMA_FROM_DEVICE); - net_process_received_packet(buf, len); - rlen += len; - } - - /* owned by hardware */ - ctrl &= FTMAC110_RXD_CLRMASK; - ctrl |= FTMAC110_RXD_OWNER; - rxd->ctrl |= cpu_to_le64(ctrl); - - chip->rxd_idx = (chip->rxd_idx + 1) % CFG_RXDES_NUM; - } while (0); - - return rlen; -} - -#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) - -static int ftmac110_mdio_read(struct mii_dev *bus, int addr, int devad, - int reg) -{ - uint16_t value = 0; - int ret = 0; - struct eth_device *dev; - - dev = eth_get_dev_by_name(bus->name); - if (dev == NULL) { - printf("%s: no such device\n", bus->name); - ret = -1; - } else { - value = mdio_read(dev, addr, reg); - } - - if (ret < 0) - return ret; - return value; -} - -static int ftmac110_mdio_write(struct mii_dev *bus, int addr, int devad, - int reg, u16 value) -{ - int ret = 0; - struct eth_device *dev; - - dev = eth_get_dev_by_name(bus->name); - if (dev == NULL) { - printf("%s: no such device\n", bus->name); - ret = -1; - } else { - mdio_write(dev, addr, reg, value); - } - - return ret; -} - -#endif /* #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) */ - -int ftmac110_initialize(struct bd_info *bis) -{ - int i, card_nr = 0; - struct eth_device *dev; - struct ftmac110_chip *chip; - - dev = malloc(sizeof(*dev) + sizeof(*chip)); - if (dev == NULL) { - panic("ftmac110: out of memory 1\n"); - return -1; - } - chip = (struct ftmac110_chip *)(dev + 1); - memset(dev, 0, sizeof(*dev) + sizeof(*chip)); - - sprintf(dev->name, "FTMAC110#%d", card_nr); - - dev->iobase = CONFIG_FTMAC110_BASE; - chip->regs = (void __iomem *)dev->iobase; - dev->priv = chip; - dev->init = ftmac110_probe; - dev->halt = ftmac110_halt; - dev->send = ftmac110_send; - dev->recv = ftmac110_recv; - - /* allocate tx descriptors (it must be 16 bytes aligned) */ - chip->txd = dma_alloc_coherent( - sizeof(struct ftmac110_desc) * CFG_TXDES_NUM, &chip->txd_dma); - if (!chip->txd) - panic("ftmac110: out of memory 3\n"); - memset(chip->txd, 0, - sizeof(struct ftmac110_desc) * CFG_TXDES_NUM); - for (i = 0; i < CFG_TXDES_NUM; ++i) { - void *va = memalign(ARCH_DMA_MINALIGN, CFG_XBUF_SIZE); - - if (!va) - panic("ftmac110: out of memory 4\n"); - chip->txd[i].vbuf = va; - chip->txd[i].pbuf = cpu_to_le32(virt_to_phys(va)); - chip->txd[i].ctrl = 0; /* owned by SW */ - } - chip->txd[i - 1].ctrl |= cpu_to_le64(FTMAC110_TXD_END); - chip->txd_idx = 0; - - /* allocate rx descriptors (it must be 16 bytes aligned) */ - chip->rxd = dma_alloc_coherent( - sizeof(struct ftmac110_desc) * CFG_RXDES_NUM, &chip->rxd_dma); - if (!chip->rxd) - panic("ftmac110: out of memory 4\n"); - memset((void *)chip->rxd, 0, - sizeof(struct ftmac110_desc) * CFG_RXDES_NUM); - for (i = 0; i < CFG_RXDES_NUM; ++i) { - void *va = memalign(ARCH_DMA_MINALIGN, CFG_XBUF_SIZE + 2); - - if (!va) - panic("ftmac110: out of memory 5\n"); - /* it needs to be exactly 2 bytes aligned */ - va = ((uint8_t *)va + 2); - chip->rxd[i].vbuf = va; - chip->rxd[i].pbuf = cpu_to_le32(virt_to_phys(va)); - chip->rxd[i].ctrl = cpu_to_le64(FTMAC110_RXD_OWNER - | FTMAC110_RXD_BUFSZ(CFG_XBUF_SIZE)); - } - chip->rxd[i - 1].ctrl |= cpu_to_le64(FTMAC110_RXD_END); - chip->rxd_idx = 0; - - eth_register(dev); - -#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) - int retval; - struct mii_dev *mdiodev = mdio_alloc(); - if (!mdiodev) - return -ENOMEM; - strlcpy(mdiodev->name, dev->name, MDIO_NAME_LEN); - mdiodev->read = ftmac110_mdio_read; - mdiodev->write = ftmac110_mdio_write; - - retval = mdio_register(mdiodev); - if (retval < 0) - return retval; -#endif - - card_nr++; - - return card_nr; -} diff --git a/drivers/net/ftmac110.h b/drivers/net/ftmac110.h deleted file mode 100644 index a792b515b4..0000000000 --- a/drivers/net/ftmac110.h +++ /dev/null @@ -1,175 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Faraday 10/100Mbps Ethernet Controller - * - * (C) Copyright 2013 Faraday Technology - * Dante Su - */ - -#ifndef _FTMAC110_H -#define _FTMAC110_H - -struct ftmac110_regs { - uint32_t isr; /* 0x00: Interrups Status Register */ - uint32_t imr; /* 0x04: Interrupt Mask Register */ - uint32_t mac[2]; /* 0x08: MAC Address */ - uint32_t mht[2]; /* 0x10: Multicast Hash Table Register */ - uint32_t txpd; /* 0x18: Tx Poll Demand Register */ - uint32_t rxpd; /* 0x1c: Rx Poll Demand Register */ - uint32_t txba; /* 0x20: Tx Ring Base Address Register */ - uint32_t rxba; /* 0x24: Rx Ring Base Address Register */ - uint32_t itc; /* 0x28: Interrupt Timer Control Register */ - uint32_t aptc; /* 0x2C: Automatic Polling Timer Control Register */ - uint32_t dblac; /* 0x30: DMA Burst Length&Arbitration Control */ - uint32_t revr; /* 0x34: Revision Register */ - uint32_t fear; /* 0x38: Feature Register */ - uint32_t rsvd[19]; - uint32_t maccr; /* 0x88: MAC Control Register */ - uint32_t macsr; /* 0x8C: MAC Status Register */ - uint32_t phycr; /* 0x90: PHY Control Register */ - uint32_t phydr; /* 0x94: PHY Data Register */ - uint32_t fcr; /* 0x98: Flow Control Register */ - uint32_t bpr; /* 0x9C: Back Pressure Register */ -}; - -/* - * Interrupt status/mask register(ISR/IMR) bits - */ -#define ISR_ALL 0x3ff -#define ISR_PHYSTCHG (1 << 9) /* phy status change */ -#define ISR_AHBERR (1 << 8) /* bus error */ -#define ISR_RXLOST (1 << 7) /* rx lost */ -#define ISR_RXFIFO (1 << 6) /* rx to fifo */ -#define ISR_TXLOST (1 << 5) /* tx lost */ -#define ISR_TXOK (1 << 4) /* tx to ethernet */ -#define ISR_NOTXBUF (1 << 3) /* out of tx buffer */ -#define ISR_TXFIFO (1 << 2) /* tx to fifo */ -#define ISR_NORXBUF (1 << 1) /* out of rx buffer */ -#define ISR_RXOK (1 << 0) /* rx to buffer */ - -/* - * MACCR control bits - */ -#define MACCR_100M (1 << 18) /* 100Mbps mode */ -#define MACCR_RXBCST (1 << 17) /* rx broadcast packet */ -#define MACCR_RXMCST (1 << 16) /* rx multicast packet */ -#define MACCR_FD (1 << 15) /* full duplex */ -#define MACCR_CRCAPD (1 << 14) /* tx crc append */ -#define MACCR_RXALL (1 << 12) /* rx all packets */ -#define MACCR_RXFTL (1 << 11) /* rx packet even it's > 1518 byte */ -#define MACCR_RXRUNT (1 << 10) /* rx packet even it's < 64 byte */ -#define MACCR_RXMCSTHT (1 << 9) /* rx multicast hash table */ -#define MACCR_RXEN (1 << 8) /* rx enable */ -#define MACCR_RXINHDTX (1 << 6) /* rx in half duplex tx */ -#define MACCR_TXEN (1 << 5) /* tx enable */ -#define MACCR_CRCDIS (1 << 4) /* tx packet even it's crc error */ -#define MACCR_LOOPBACK (1 << 3) /* loop-back */ -#define MACCR_RESET (1 << 2) /* reset */ -#define MACCR_RXDMAEN (1 << 1) /* rx dma enable */ -#define MACCR_TXDMAEN (1 << 0) /* tx dma enable */ - -/* - * PHYCR control bits - */ -#define PHYCR_READ (1 << 26) -#define PHYCR_WRITE (1 << 27) -#define PHYCR_REG_SHIFT 21 -#define PHYCR_ADDR_SHIFT 16 - -/* - * ITC control bits - */ - -/* Tx Cycle Length */ -#define ITC_TX_CYCLONG (1 << 15) /* 100Mbps=81.92us; 10Mbps=819.2us */ -#define ITC_TX_CYCNORM (0 << 15) /* 100Mbps=5.12us; 10Mbps=51.2us */ -/* Tx Threshold: Aggregate n interrupts as 1 interrupt */ -#define ITC_TX_THR(n) (((n) & 0x7) << 12) -/* Tx Interrupt Timeout = n * Tx Cycle */ -#define ITC_TX_ITMO(n) (((n) & 0xf) << 8) -/* Rx Cycle Length */ -#define ITC_RX_CYCLONG (1 << 7) /* 100Mbps=81.92us; 10Mbps=819.2us */ -#define ITC_RX_CYCNORM (0 << 7) /* 100Mbps=5.12us; 10Mbps=51.2us */ -/* Rx Threshold: Aggregate n interrupts as 1 interrupt */ -#define ITC_RX_THR(n) (((n) & 0x7) << 4) -/* Rx Interrupt Timeout = n * Rx Cycle */ -#define ITC_RX_ITMO(n) (((n) & 0xf) << 0) - -#define ITC_DEFAULT \ - (ITC_TX_THR(1) | ITC_TX_ITMO(0) | ITC_RX_THR(1) | ITC_RX_ITMO(0)) - -/* - * APTC contrl bits - */ - -/* Tx Cycle Length */ -#define APTC_TX_CYCLONG (1 << 12) /* 100Mbps=81.92us; 10Mbps=819.2us */ -#define APTC_TX_CYCNORM (0 << 12) /* 100Mbps=5.12us; 10Mbps=51.2us */ -/* Tx Poll Timeout = n * Tx Cycle, 0=No auto polling */ -#define APTC_TX_PTMO(n) (((n) & 0xf) << 8) -/* Rx Cycle Length */ -#define APTC_RX_CYCLONG (1 << 4) /* 100Mbps=81.92us; 10Mbps=819.2us */ -#define APTC_RX_CYCNORM (0 << 4) /* 100Mbps=5.12us; 10Mbps=51.2us */ -/* Rx Poll Timeout = n * Rx Cycle, 0=No auto polling */ -#define APTC_RX_PTMO(n) (((n) & 0xf) << 0) - -#define APTC_DEFAULT (APTC_TX_PTMO(0) | APTC_RX_PTMO(1)) - -/* - * DBLAC contrl bits - */ -#define DBLAC_BURST_MAX_ANY (0 << 14) /* un-limited */ -#define DBLAC_BURST_MAX_32X4 (2 << 14) /* max = 32 x 4 bytes */ -#define DBLAC_BURST_MAX_64X4 (3 << 14) /* max = 64 x 4 bytes */ -#define DBLAC_RXTHR_EN (1 << 9) /* enable rx threshold arbitration */ -#define DBLAC_RXTHR_HIGH(n) (((n) & 0x7) << 6) /* upper bound = n/8 fifo */ -#define DBLAC_RXTHR_LOW(n) (((n) & 0x7) << 3) /* lower bound = n/8 fifo */ -#define DBLAC_BURST_CAP16 (1 << 2) /* support burst 16 */ -#define DBLAC_BURST_CAP8 (1 << 1) /* support burst 8 */ -#define DBLAC_BURST_CAP4 (1 << 0) /* support burst 4 */ - -#define DBLAC_DEFAULT \ - (DBLAC_RXTHR_EN | DBLAC_RXTHR_HIGH(6) | DBLAC_RXTHR_LOW(2)) - -/* - * descriptor structure - */ -struct ftmac110_desc { - uint64_t ctrl; - uint32_t pbuf; - void *vbuf; -}; - -#define FTMAC110_RXD_END ((uint64_t)1 << 63) -#define FTMAC110_RXD_BUFSZ(x) (((uint64_t)(x) & 0x7ff) << 32) - -#define FTMAC110_RXD_OWNER ((uint64_t)1 << 31) /* owner: 1=HW, 0=SW */ -#define FTMAC110_RXD_FRS ((uint64_t)1 << 29) /* first pkt desc */ -#define FTMAC110_RXD_LRS ((uint64_t)1 << 28) /* last pkt desc */ -#define FTMAC110_RXD_ODDNB ((uint64_t)1 << 22) /* odd nibble */ -#define FTMAC110_RXD_RUNT ((uint64_t)1 << 21) /* runt pkt */ -#define FTMAC110_RXD_FTL ((uint64_t)1 << 20) /* frame too long */ -#define FTMAC110_RXD_CRC ((uint64_t)1 << 19) /* pkt crc error */ -#define FTMAC110_RXD_ERR ((uint64_t)1 << 18) /* bus error */ -#define FTMAC110_RXD_ERRMASK ((uint64_t)0x1f << 18) -#define FTMAC110_RXD_BCST ((uint64_t)1 << 17) /* Bcst pkt */ -#define FTMAC110_RXD_MCST ((uint64_t)1 << 16) /* Mcst pkt */ -#define FTMAC110_RXD_LEN(x) ((uint64_t)((x) & 0x7ff)) - -#define FTMAC110_RXD_CLRMASK \ - (FTMAC110_RXD_END | FTMAC110_RXD_BUFSZ(0x7ff)) - -#define FTMAC110_TXD_END ((uint64_t)1 << 63) /* end of ring */ -#define FTMAC110_TXD_TXIC ((uint64_t)1 << 62) /* tx done interrupt */ -#define FTMAC110_TXD_TX2FIC ((uint64_t)1 << 61) /* tx fifo interrupt */ -#define FTMAC110_TXD_FTS ((uint64_t)1 << 60) /* first pkt desc */ -#define FTMAC110_TXD_LTS ((uint64_t)1 << 59) /* last pkt desc */ -#define FTMAC110_TXD_LEN(x) ((uint64_t)((x) & 0x7ff) << 32) - -#define FTMAC110_TXD_OWNER ((uint64_t)1 << 31) /* owner: 1=HW, 0=SW */ -#define FTMAC110_TXD_COL ((uint64_t)3) /* collision */ - -#define FTMAC110_TXD_CLRMASK \ - (FTMAC110_TXD_END) - -#endif /* FTMAC110_H */ -- 2.39.5