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@@ -8,14 +8,10 @@
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#include <common.h>
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#include <command.h>
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-#include <dm.h>
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#include <environment.h>
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#include <net.h>
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-#include <miiphy.h>
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#include <phy.h>
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#include <asm/errno.h>
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-#include <dm/device-internal.h>
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-#include <dm/uclass-internal.h>
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#include "eth_internal.h"
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DECLARE_GLOBAL_DATA_PTR;
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@@ -31,544 +27,6 @@ static int __def_eth_init(bd_t *bis)
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int cpu_eth_init(bd_t *bis) __attribute__((weak, alias("__def_eth_init")));
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int board_eth_init(bd_t *bis) __attribute__((weak, alias("__def_eth_init")));
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-#ifdef CONFIG_DM_ETH
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-/**
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- * struct eth_device_priv - private structure for each Ethernet device
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- *
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- * @state: The state of the Ethernet MAC driver (defined by enum eth_state_t)
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- */
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-struct eth_device_priv {
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- enum eth_state_t state;
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-};
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-
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-/**
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- * struct eth_uclass_priv - The structure attached to the uclass itself
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- *
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- * @current: The Ethernet device that the network functions are using
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- */
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-struct eth_uclass_priv {
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- struct udevice *current;
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-};
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-
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-/* eth_errno - This stores the most recent failure code from DM functions */
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-static int eth_errno;
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-
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-static struct eth_uclass_priv *eth_get_uclass_priv(void)
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-{
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- struct uclass *uc;
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-
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- uclass_get(UCLASS_ETH, &uc);
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- assert(uc);
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- return uc->priv;
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-}
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-
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-void eth_set_current_to_next(void)
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-{
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- struct eth_uclass_priv *uc_priv;
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-
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- uc_priv = eth_get_uclass_priv();
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- if (uc_priv->current)
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- uclass_next_device(&uc_priv->current);
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- if (!uc_priv->current)
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- uclass_first_device(UCLASS_ETH, &uc_priv->current);
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-}
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-
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-/*
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- * Typically this will simply return the active device.
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- * In the case where the most recent active device was unset, this will attempt
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- * to return the first device. If that device doesn't exist or fails to probe,
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- * this function will return NULL.
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- */
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-struct udevice *eth_get_dev(void)
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-{
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- struct eth_uclass_priv *uc_priv;
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-
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- uc_priv = eth_get_uclass_priv();
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- if (!uc_priv->current)
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- eth_errno = uclass_first_device(UCLASS_ETH,
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- &uc_priv->current);
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- return uc_priv->current;
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-}
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-
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-/*
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- * Typically this will just store a device pointer.
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- * In case it was not probed, we will attempt to do so.
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- * dev may be NULL to unset the active device.
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- */
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-void eth_set_dev(struct udevice *dev)
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-{
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- if (dev && !device_active(dev)) {
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- eth_errno = device_probe(dev);
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- if (eth_errno)
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- dev = NULL;
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- }
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-
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- eth_get_uclass_priv()->current = dev;
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-}
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-
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-/*
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- * Find the udevice that either has the name passed in as devname or has an
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- * alias named devname.
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- */
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-struct udevice *eth_get_dev_by_name(const char *devname)
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-{
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- int seq = -1;
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- char *endp = NULL;
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- const char *startp = NULL;
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- struct udevice *it;
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- struct uclass *uc;
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- int len = strlen("eth");
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-
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- /* Must be longer than 3 to be an alias */
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- if (!strncmp(devname, "eth", len) && strlen(devname) > len) {
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- startp = devname + len;
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- seq = simple_strtoul(startp, &endp, 10);
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- }
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-
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- uclass_get(UCLASS_ETH, &uc);
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- uclass_foreach_dev(it, uc) {
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- /*
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- * We need the seq to be valid, so try to probe it.
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- * If the probe fails, the seq will not match since it will be
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- * -1 instead of what we are looking for.
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- * We don't care about errors from probe here. Either they won't
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- * match an alias or it will match a literal name and we'll pick
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- * up the error when we try to probe again in eth_set_dev().
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- */
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- if (device_probe(it))
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- continue;
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- /* Check for the name or the sequence number to match */
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- if (strcmp(it->name, devname) == 0 ||
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- (endp > startp && it->seq == seq))
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- return it;
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- }
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-
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- return NULL;
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-}
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-
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-unsigned char *eth_get_ethaddr(void)
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-{
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- struct eth_pdata *pdata;
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-
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- if (eth_get_dev()) {
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- pdata = eth_get_dev()->platdata;
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- return pdata->enetaddr;
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- }
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-
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- return NULL;
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-}
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-
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-/* Set active state without calling start on the driver */
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-int eth_init_state_only(void)
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-{
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- struct udevice *current;
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- struct eth_device_priv *priv;
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-
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- current = eth_get_dev();
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- if (!current || !device_active(current))
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- return -EINVAL;
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-
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- priv = current->uclass_priv;
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- priv->state = ETH_STATE_ACTIVE;
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-
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- return 0;
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-}
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-
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-/* Set passive state without calling stop on the driver */
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-void eth_halt_state_only(void)
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-{
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- struct udevice *current;
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- struct eth_device_priv *priv;
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-
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- current = eth_get_dev();
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- if (!current || !device_active(current))
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- return;
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-
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- priv = current->uclass_priv;
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- priv->state = ETH_STATE_PASSIVE;
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-}
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-
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-int eth_get_dev_index(void)
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-{
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- if (eth_get_dev())
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- return eth_get_dev()->seq;
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- return -1;
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-}
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-
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-static int eth_write_hwaddr(struct udevice *dev)
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-{
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- struct eth_pdata *pdata = dev->platdata;
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- int ret = 0;
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-
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- if (!dev || !device_active(dev))
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- return -EINVAL;
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-
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- /* seq is valid since the device is active */
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- if (eth_get_ops(dev)->write_hwaddr && !eth_mac_skip(dev->seq)) {
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- if (!is_valid_ethaddr(pdata->enetaddr)) {
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- printf("\nError: %s address %pM illegal value\n",
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- dev->name, pdata->enetaddr);
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- return -EINVAL;
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- }
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-
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- /*
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- * Drivers are allowed to decide not to implement this at
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- * run-time. E.g. Some devices may use it and some may not.
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- */
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- ret = eth_get_ops(dev)->write_hwaddr(dev);
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- if (ret == -ENOSYS)
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- ret = 0;
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- if (ret)
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- printf("\nWarning: %s failed to set MAC address\n",
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- dev->name);
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- }
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-
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- return ret;
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-}
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-
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-static int on_ethaddr(const char *name, const char *value, enum env_op op,
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- int flags)
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-{
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- int index;
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- int retval;
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- struct udevice *dev;
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-
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- /* look for an index after "eth" */
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- index = simple_strtoul(name + 3, NULL, 10);
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-
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- retval = uclass_find_device_by_seq(UCLASS_ETH, index, false, &dev);
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- if (!retval) {
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- struct eth_pdata *pdata = dev->platdata;
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- switch (op) {
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- case env_op_create:
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- case env_op_overwrite:
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- eth_parse_enetaddr(value, pdata->enetaddr);
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- break;
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- case env_op_delete:
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- memset(pdata->enetaddr, 0, 6);
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- }
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- }
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-
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- return 0;
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-}
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-U_BOOT_ENV_CALLBACK(ethaddr, on_ethaddr);
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-
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-int eth_init(void)
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-{
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- char *ethact = getenv("ethact");
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- char *ethrotate = getenv("ethrotate");
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- struct udevice *current = NULL;
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- struct udevice *old_current;
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- int ret = -ENODEV;
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-
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- /*
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- * When 'ethrotate' variable is set to 'no' and 'ethact' variable
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- * is already set to an ethernet device, we should stick to 'ethact'.
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- */
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- if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0)) {
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- if (ethact) {
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- current = eth_get_dev_by_name(ethact);
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- if (!current)
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- return -EINVAL;
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- }
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- }
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-
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- if (!current) {
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- current = eth_get_dev();
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- if (!current) {
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- printf("No ethernet found.\n");
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- return -ENODEV;
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- }
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- }
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-
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- old_current = current;
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- do {
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- if (current) {
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- debug("Trying %s\n", current->name);
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-
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- if (device_active(current)) {
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- ret = eth_get_ops(current)->start(current);
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- if (ret >= 0) {
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- struct eth_device_priv *priv =
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- current->uclass_priv;
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-
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- priv->state = ETH_STATE_ACTIVE;
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- return 0;
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- }
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- } else {
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- ret = eth_errno;
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- }
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-
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- debug("FAIL\n");
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- } else {
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- debug("PROBE FAIL\n");
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- }
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-
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- /*
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- * If ethrotate is enabled, this will change "current",
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- * otherwise we will drop out of this while loop immediately
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- */
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- eth_try_another(0);
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- /* This will ensure the new "current" attempted to probe */
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- current = eth_get_dev();
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- } while (old_current != current);
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-
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- return ret;
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-}
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-
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-void eth_halt(void)
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-{
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- struct udevice *current;
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- struct eth_device_priv *priv;
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-
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- current = eth_get_dev();
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- if (!current || !device_active(current))
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- return;
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-
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- eth_get_ops(current)->stop(current);
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- priv = current->uclass_priv;
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- priv->state = ETH_STATE_PASSIVE;
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-}
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-
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-int eth_is_active(struct udevice *dev)
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-{
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- struct eth_device_priv *priv;
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-
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- if (!dev || !device_active(dev))
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- return 0;
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-
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- priv = dev_get_uclass_priv(dev);
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- return priv->state == ETH_STATE_ACTIVE;
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-}
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-
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-int eth_send(void *packet, int length)
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-{
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- struct udevice *current;
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- int ret;
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-
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- current = eth_get_dev();
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- if (!current)
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- return -ENODEV;
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-
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- if (!device_active(current))
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- return -EINVAL;
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-
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- ret = eth_get_ops(current)->send(current, packet, length);
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- if (ret < 0) {
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- /* We cannot completely return the error at present */
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- debug("%s: send() returned error %d\n", __func__, ret);
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- }
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- return ret;
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-}
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-
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-int eth_rx(void)
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-{
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- struct udevice *current;
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- uchar *packet;
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- int flags;
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- int ret;
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- int i;
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-
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- current = eth_get_dev();
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- if (!current)
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- return -ENODEV;
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-
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- if (!device_active(current))
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- return -EINVAL;
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-
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- /* Process up to 32 packets at one time */
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- flags = ETH_RECV_CHECK_DEVICE;
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- for (i = 0; i < 32; i++) {
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- ret = eth_get_ops(current)->recv(current, flags, &packet);
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- flags = 0;
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- if (ret > 0)
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- net_process_received_packet(packet, ret);
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- if (ret >= 0 && eth_get_ops(current)->free_pkt)
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- eth_get_ops(current)->free_pkt(current, packet, ret);
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- if (ret <= 0)
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- break;
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- }
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- if (ret == -EAGAIN)
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- ret = 0;
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- if (ret < 0) {
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- /* We cannot completely return the error at present */
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- debug("%s: recv() returned error %d\n", __func__, ret);
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- }
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- return ret;
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-}
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-
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-int eth_initialize(void)
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-{
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- int num_devices = 0;
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- struct udevice *dev;
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-
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- eth_common_init();
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-
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- /*
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- * Devices need to write the hwaddr even if not started so that Linux
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- * will have access to the hwaddr that u-boot stored for the device.
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- * This is accomplished by attempting to probe each device and calling
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- * their write_hwaddr() operation.
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- */
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- uclass_first_device(UCLASS_ETH, &dev);
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- if (!dev) {
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- printf("No ethernet found.\n");
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- bootstage_error(BOOTSTAGE_ID_NET_ETH_START);
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- } else {
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- char *ethprime = getenv("ethprime");
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- struct udevice *prime_dev = NULL;
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-
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- if (ethprime)
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- prime_dev = eth_get_dev_by_name(ethprime);
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- if (prime_dev) {
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- eth_set_dev(prime_dev);
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- eth_current_changed();
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- } else {
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- eth_set_dev(NULL);
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- }
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-
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- bootstage_mark(BOOTSTAGE_ID_NET_ETH_INIT);
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- do {
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- if (num_devices)
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- printf(", ");
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-
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- printf("eth%d: %s", dev->seq, dev->name);
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-
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- if (ethprime && dev == prime_dev)
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- printf(" [PRIME]");
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-
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- eth_write_hwaddr(dev);
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-
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- uclass_next_device(&dev);
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- num_devices++;
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- } while (dev);
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-
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- putc('\n');
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- }
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-
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- return num_devices;
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-}
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-
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-static int eth_post_bind(struct udevice *dev)
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-{
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- if (strchr(dev->name, ' ')) {
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- printf("\nError: eth device name \"%s\" has a space!\n",
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- dev->name);
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- return -EINVAL;
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int eth_pre_unbind(struct udevice *dev)
|
|
|
-{
|
|
|
- /* Don't hang onto a pointer that is going away */
|
|
|
- if (dev == eth_get_uclass_priv()->current)
|
|
|
- eth_set_dev(NULL);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int eth_post_probe(struct udevice *dev)
|
|
|
-{
|
|
|
- struct eth_device_priv *priv = dev->uclass_priv;
|
|
|
- struct eth_pdata *pdata = dev->platdata;
|
|
|
- unsigned char env_enetaddr[6];
|
|
|
-
|
|
|
-#if defined(CONFIG_NEEDS_MANUAL_RELOC)
|
|
|
- struct eth_ops *ops = eth_get_ops(dev);
|
|
|
- static int reloc_done;
|
|
|
-
|
|
|
- if (!reloc_done) {
|
|
|
- if (ops->start)
|
|
|
- ops->start += gd->reloc_off;
|
|
|
- if (ops->send)
|
|
|
- ops->send += gd->reloc_off;
|
|
|
- if (ops->recv)
|
|
|
- ops->recv += gd->reloc_off;
|
|
|
- if (ops->free_pkt)
|
|
|
- ops->free_pkt += gd->reloc_off;
|
|
|
- if (ops->stop)
|
|
|
- ops->stop += gd->reloc_off;
|
|
|
-#ifdef CONFIG_MCAST_TFTP
|
|
|
- if (ops->mcast)
|
|
|
- ops->mcast += gd->reloc_off;
|
|
|
-#endif
|
|
|
- if (ops->write_hwaddr)
|
|
|
- ops->write_hwaddr += gd->reloc_off;
|
|
|
- if (ops->read_rom_hwaddr)
|
|
|
- ops->read_rom_hwaddr += gd->reloc_off;
|
|
|
-
|
|
|
- reloc_done++;
|
|
|
- }
|
|
|
-#endif
|
|
|
-
|
|
|
- priv->state = ETH_STATE_INIT;
|
|
|
-
|
|
|
- /* Check if the device has a MAC address in ROM */
|
|
|
- if (eth_get_ops(dev)->read_rom_hwaddr)
|
|
|
- eth_get_ops(dev)->read_rom_hwaddr(dev);
|
|
|
-
|
|
|
- eth_getenv_enetaddr_by_index("eth", dev->seq, env_enetaddr);
|
|
|
- if (!is_zero_ethaddr(env_enetaddr)) {
|
|
|
- if (!is_zero_ethaddr(pdata->enetaddr) &&
|
|
|
- memcmp(pdata->enetaddr, env_enetaddr, 6)) {
|
|
|
- printf("\nWarning: %s MAC addresses don't match:\n",
|
|
|
- dev->name);
|
|
|
- printf("Address in SROM is %pM\n",
|
|
|
- pdata->enetaddr);
|
|
|
- printf("Address in environment is %pM\n",
|
|
|
- env_enetaddr);
|
|
|
- }
|
|
|
-
|
|
|
- /* Override the ROM MAC address */
|
|
|
- memcpy(pdata->enetaddr, env_enetaddr, 6);
|
|
|
- } else if (is_valid_ethaddr(pdata->enetaddr)) {
|
|
|
- eth_setenv_enetaddr_by_index("eth", dev->seq, pdata->enetaddr);
|
|
|
- printf("\nWarning: %s using MAC address from ROM\n",
|
|
|
- dev->name);
|
|
|
- } else if (is_zero_ethaddr(pdata->enetaddr)) {
|
|
|
-#ifdef CONFIG_NET_RANDOM_ETHADDR
|
|
|
- net_random_ethaddr(pdata->enetaddr);
|
|
|
- printf("\nWarning: %s (eth%d) using random MAC address - %pM\n",
|
|
|
- dev->name, dev->seq, pdata->enetaddr);
|
|
|
-#else
|
|
|
- printf("\nError: %s address not set.\n",
|
|
|
- dev->name);
|
|
|
- return -EINVAL;
|
|
|
-#endif
|
|
|
- }
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-static int eth_pre_remove(struct udevice *dev)
|
|
|
-{
|
|
|
- struct eth_pdata *pdata = dev->platdata;
|
|
|
-
|
|
|
- eth_get_ops(dev)->stop(dev);
|
|
|
-
|
|
|
- /* clear the MAC address */
|
|
|
- memset(pdata->enetaddr, 0, 6);
|
|
|
-
|
|
|
- return 0;
|
|
|
-}
|
|
|
-
|
|
|
-UCLASS_DRIVER(eth) = {
|
|
|
- .name = "eth",
|
|
|
- .id = UCLASS_ETH,
|
|
|
- .post_bind = eth_post_bind,
|
|
|
- .pre_unbind = eth_pre_unbind,
|
|
|
- .post_probe = eth_post_probe,
|
|
|
- .pre_remove = eth_pre_remove,
|
|
|
- .priv_auto_alloc_size = sizeof(struct eth_uclass_priv),
|
|
|
- .per_device_auto_alloc_size = sizeof(struct eth_device_priv),
|
|
|
- .flags = DM_UC_FLAG_SEQ_ALIAS,
|
|
|
-};
|
|
|
-#endif /* #ifdef CONFIG_DM_ETH */
|
|
|
-
|
|
|
-#ifndef CONFIG_DM_ETH
|
|
|
-
|
|
|
#ifdef CONFIG_API
|
|
|
static struct {
|
|
|
uchar data[PKTSIZE];
|
|
@@ -935,7 +393,6 @@ int eth_rx(void)
|
|
|
|
|
|
return eth_current->recv(eth_current);
|
|
|
}
|
|
|
-#endif /* ifndef CONFIG_DM_ETH */
|
|
|
|
|
|
#ifdef CONFIG_API
|
|
|
static void eth_save_packet(void *packet, int length)
|