/*
- * sh_eth.c - Driver for Renesas ethernet controler.
+ * sh_eth.c - Driver for Renesas ethernet controller.
*
* Copyright (C) 2008, 2011 Renesas Solutions Corp.
- * Copyright (c) 2008, 2011 Nobuhiro Iwamatsu
+ * Copyright (c) 2008, 2011, 2014 2014 Nobuhiro Iwamatsu
* Copyright (c) 2007 Carlos Munoz <carlos@kenati.com>
- * Copyright (C) 2013 Renesas Electronics Corporation
+ * Copyright (C) 2013, 2014 Renesas Electronics Corporation
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <net.h>
#include <netdev.h>
#include <miiphy.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
#include <asm/io.h>
#include "sh_eth.h"
else
port_info->tx_desc_cur->td0 = TD_TACT | TD_TFP;
+ flush_cache_wback(port_info->tx_desc_cur, sizeof(struct tx_desc_s));
+
/* Restart the transmitter if disabled */
if (!(sh_eth_read(eth, EDTRR) & EDTRR_TRNS))
sh_eth_write(eth, EDTRR_TRNS, EDTRR);
packet = (uchar *)
ADDR_TO_P2(port_info->rx_desc_cur->rd2);
invalidate_cache(packet, len);
- NetReceive(packet, len);
+ net_process_received_packet(packet, len);
}
/* Make current descriptor available again */
port_info->rx_desc_cur->rd0 = RD_RACT | RD_RDLE;
else
port_info->rx_desc_cur->rd0 = RD_RACT;
+
+ flush_cache_wback(port_info->rx_desc_cur,
+ sizeof(struct rx_desc_s));
+
/* Point to the next descriptor */
port_info->rx_desc_cur++;
if (port_info->rx_desc_cur >=
static int sh_eth_tx_desc_init(struct sh_eth_dev *eth)
{
int port = eth->port, i, ret = 0;
- u32 tmp_addr;
+ u32 alloc_desc_size = NUM_TX_DESC * sizeof(struct tx_desc_s);
struct sh_eth_info *port_info = ð->port_info[port];
struct tx_desc_s *cur_tx_desc;
* Allocate rx descriptors. They must be aligned to size of struct
* tx_desc_s.
*/
- port_info->tx_desc_malloc = malloc(NUM_TX_DESC *
- sizeof(struct tx_desc_s) +
- sizeof(struct tx_desc_s) - 1);
- if (!port_info->tx_desc_malloc) {
- printf(SHETHER_NAME ": malloc failed\n");
+ port_info->tx_desc_alloc =
+ memalign(sizeof(struct tx_desc_s), alloc_desc_size);
+ if (!port_info->tx_desc_alloc) {
+ printf(SHETHER_NAME ": memalign failed\n");
ret = -ENOMEM;
goto err;
}
- tmp_addr = (u32) (((int)port_info->tx_desc_malloc +
- sizeof(struct tx_desc_s) - 1) &
- ~(sizeof(struct tx_desc_s) - 1));
- flush_cache_wback(tmp_addr, NUM_TX_DESC * sizeof(struct tx_desc_s));
+ flush_cache_wback((u32)port_info->tx_desc_alloc, alloc_desc_size);
+
/* Make sure we use a P2 address (non-cacheable) */
- port_info->tx_desc_base = (struct tx_desc_s *)ADDR_TO_P2(tmp_addr);
+ port_info->tx_desc_base =
+ (struct tx_desc_s *)ADDR_TO_P2((u32)port_info->tx_desc_alloc);
port_info->tx_desc_cur = port_info->tx_desc_base;
/* Initialize all descriptors */
static int sh_eth_rx_desc_init(struct sh_eth_dev *eth)
{
int port = eth->port, i , ret = 0;
+ u32 alloc_desc_size = NUM_RX_DESC * sizeof(struct rx_desc_s);
struct sh_eth_info *port_info = ð->port_info[port];
struct rx_desc_s *cur_rx_desc;
- u32 tmp_addr;
u8 *rx_buf;
/*
* Allocate rx descriptors. They must be aligned to size of struct
* rx_desc_s.
*/
- port_info->rx_desc_malloc = malloc(NUM_RX_DESC *
- sizeof(struct rx_desc_s) +
- sizeof(struct rx_desc_s) - 1);
- if (!port_info->rx_desc_malloc) {
- printf(SHETHER_NAME ": malloc failed\n");
+ port_info->rx_desc_alloc =
+ memalign(sizeof(struct rx_desc_s), alloc_desc_size);
+ if (!port_info->rx_desc_alloc) {
+ printf(SHETHER_NAME ": memalign failed\n");
ret = -ENOMEM;
goto err;
}
- tmp_addr = (u32) (((int)port_info->rx_desc_malloc +
- sizeof(struct rx_desc_s) - 1) &
- ~(sizeof(struct rx_desc_s) - 1));
- flush_cache_wback(tmp_addr, NUM_RX_DESC * sizeof(struct rx_desc_s));
+ flush_cache_wback(port_info->rx_desc_alloc, alloc_desc_size);
+
/* Make sure we use a P2 address (non-cacheable) */
- port_info->rx_desc_base = (struct rx_desc_s *)ADDR_TO_P2(tmp_addr);
+ port_info->rx_desc_base =
+ (struct rx_desc_s *)ADDR_TO_P2((u32)port_info->rx_desc_alloc);
port_info->rx_desc_cur = port_info->rx_desc_base;
/*
- * Allocate rx data buffers. They must be 32 bytes aligned and in
- * P2 area
+ * Allocate rx data buffers. They must be RX_BUF_ALIGNE_SIZE bytes
+ * aligned and in P2 area.
*/
- port_info->rx_buf_malloc = malloc(
- NUM_RX_DESC * MAX_BUF_SIZE + RX_BUF_ALIGNE_SIZE - 1);
- if (!port_info->rx_buf_malloc) {
- printf(SHETHER_NAME ": malloc failed\n");
+ port_info->rx_buf_alloc =
+ memalign(RX_BUF_ALIGNE_SIZE, NUM_RX_DESC * MAX_BUF_SIZE);
+ if (!port_info->rx_buf_alloc) {
+ printf(SHETHER_NAME ": alloc failed\n");
ret = -ENOMEM;
- goto err_buf_malloc;
+ goto err_buf_alloc;
}
- tmp_addr = (u32)(((int)port_info->rx_buf_malloc
- + (RX_BUF_ALIGNE_SIZE - 1)) &
- ~(RX_BUF_ALIGNE_SIZE - 1));
- port_info->rx_buf_base = (u8 *)ADDR_TO_P2(tmp_addr);
+ port_info->rx_buf_base = (u8 *)ADDR_TO_P2((u32)port_info->rx_buf_alloc);
/* Initialize all descriptors */
for (cur_rx_desc = port_info->rx_desc_base,
return ret;
-err_buf_malloc:
- free(port_info->rx_desc_malloc);
- port_info->rx_desc_malloc = NULL;
+err_buf_alloc:
+ free(port_info->rx_desc_alloc);
+ port_info->rx_desc_alloc = NULL;
err:
return ret;
int port = eth->port;
struct sh_eth_info *port_info = ð->port_info[port];
- if (port_info->tx_desc_malloc) {
- free(port_info->tx_desc_malloc);
- port_info->tx_desc_malloc = NULL;
+ if (port_info->tx_desc_alloc) {
+ free(port_info->tx_desc_alloc);
+ port_info->tx_desc_alloc = NULL;
}
}
int port = eth->port;
struct sh_eth_info *port_info = ð->port_info[port];
- if (port_info->rx_desc_malloc) {
- free(port_info->rx_desc_malloc);
- port_info->rx_desc_malloc = NULL;
+ if (port_info->rx_desc_alloc) {
+ free(port_info->rx_desc_alloc);
+ port_info->rx_desc_alloc = NULL;
}
- if (port_info->rx_buf_malloc) {
- free(port_info->rx_buf_malloc);
- port_info->rx_buf_malloc = NULL;
+ if (port_info->rx_buf_alloc) {
+ free(port_info->rx_buf_alloc);
+ port_info->rx_buf_alloc = NULL;
}
}
dev->recv = sh_eth_recv;
eth->port_info[eth->port].dev = dev;
- sprintf(dev->name, SHETHER_NAME);
+ strcpy(dev->name, SHETHER_NAME);
/* Register Device to EtherNet subsystem */
eth_register(dev);
bb_miiphy_buses[0].priv = eth;
- miiphy_register(dev->name, bb_miiphy_read, bb_miiphy_write);
-
- if (!eth_getenv_enetaddr("ethaddr", dev->enetaddr))
+ int retval;
+ struct mii_dev *mdiodev = mdio_alloc();
+ if (!mdiodev)
+ return -ENOMEM;
+ strncpy(mdiodev->name, dev->name, MDIO_NAME_LEN);
+ mdiodev->read = bb_miiphy_read;
+ mdiodev->write = bb_miiphy_write;
+
+ retval = mdio_register(mdiodev);
+ if (retval < 0)
+ return retval;
+
+ if (!eth_env_get_enetaddr("ethaddr", dev->enetaddr))
puts("Please set MAC address\n");
return ret;
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