diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/Kconfig | 10 | ||||
| -rw-r--r-- | drivers/net/Makefile | 1 | ||||
| -rw-r--r-- | drivers/net/sandbox-raw.c | 98 |
3 files changed, 109 insertions, 0 deletions
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index e46e57bc2e..5bd66ea9d1 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -29,4 +29,14 @@ config ETH_SANDBOX This driver is particularly useful in the test/dm/eth.c tests +config ETH_SANDBOX_RAW + depends on DM_ETH && SANDBOX + default y + bool "Sandbox: Bridge to Linux Raw Sockets" + help + This driver is a bridge from the bottom of the network stack + in U-Boot to the RAW AF_PACKET API in Linux. This allows real + network traffic to be tested from within sandbox. See + board/sandbox/README.sandbox for more details. + endif # NETDEVICES diff --git a/drivers/net/Makefile b/drivers/net/Makefile index b9f5db30bb..2f22151c30 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -52,6 +52,7 @@ obj-$(CONFIG_PCNET) += pcnet.o obj-$(CONFIG_RTL8139) += rtl8139.o obj-$(CONFIG_RTL8169) += rtl8169.o obj-$(CONFIG_ETH_SANDBOX) += sandbox.o +obj-$(CONFIG_ETH_SANDBOX_RAW) += sandbox-raw.o obj-$(CONFIG_SH_ETHER) += sh_eth.o obj-$(CONFIG_SMC91111) += smc91111.o obj-$(CONFIG_SMC911X) += smc911x.o diff --git a/drivers/net/sandbox-raw.c b/drivers/net/sandbox-raw.c new file mode 100644 index 0000000000..435b8745c3 --- /dev/null +++ b/drivers/net/sandbox-raw.c @@ -0,0 +1,98 @@ +/* + * Copyright (c) 2015 National Instruments + * + * (C) Copyright 2015 + * Joe Hershberger <joe.hershberger@ni.com> + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <asm/eth-raw-os.h> +#include <common.h> +#include <dm.h> +#include <malloc.h> +#include <net.h> + +DECLARE_GLOBAL_DATA_PTR; + + +static int sb_eth_raw_start(struct udevice *dev) +{ + struct eth_sandbox_raw_priv *priv = dev_get_priv(dev); + struct eth_pdata *pdata = dev_get_platdata(dev); + const char *interface; + + debug("eth_sandbox_raw: Start\n"); + + interface = fdt_getprop(gd->fdt_blob, dev->of_offset, + "host-raw-interface", NULL); + if (interface == NULL) + return -EINVAL; + + return sandbox_eth_raw_os_start(interface, pdata->enetaddr, priv); +} + +static int sb_eth_raw_send(struct udevice *dev, void *packet, int length) +{ + struct eth_sandbox_raw_priv *priv = dev_get_priv(dev); + + debug("eth_sandbox_raw: Send packet %d\n", length); + + return sandbox_eth_raw_os_send(packet, length, priv); +} + +static int sb_eth_raw_recv(struct udevice *dev, uchar **packetp) +{ + struct eth_sandbox_raw_priv *priv = dev_get_priv(dev); + int retval; + int length; + + retval = sandbox_eth_raw_os_recv(net_rx_packets[0], &length, priv); + + if (!retval && length) { + debug("eth_sandbox_raw: received packet %d\n", + length); + *packetp = net_rx_packets[0]; + return length; + } + return retval; +} + +static void sb_eth_raw_stop(struct udevice *dev) +{ + struct eth_sandbox_raw_priv *priv = dev_get_priv(dev); + + debug("eth_sandbox_raw: Stop\n"); + + sandbox_eth_raw_os_stop(priv); +} + +static const struct eth_ops sb_eth_raw_ops = { + .start = sb_eth_raw_start, + .send = sb_eth_raw_send, + .recv = sb_eth_raw_recv, + .stop = sb_eth_raw_stop, +}; + +static int sb_eth_raw_ofdata_to_platdata(struct udevice *dev) +{ + struct eth_pdata *pdata = dev_get_platdata(dev); + + pdata->iobase = dev_get_addr(dev); + return 0; +} + +static const struct udevice_id sb_eth_raw_ids[] = { + { .compatible = "sandbox,eth-raw" }, + { } +}; + +U_BOOT_DRIVER(eth_sandbox_raw) = { + .name = "eth_sandbox_raw", + .id = UCLASS_ETH, + .of_match = sb_eth_raw_ids, + .ofdata_to_platdata = sb_eth_raw_ofdata_to_platdata, + .ops = &sb_eth_raw_ops, + .priv_auto_alloc_size = sizeof(struct eth_sandbox_raw_priv), + .platdata_auto_alloc_size = sizeof(struct eth_pdata), +}; |