Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / api / api_net.c

diff --git a/qemu/roms/u-boot/api/api_net.c b/qemu/roms/u-boot/api/api_net.c
new file mode 100644 (file)
index 0000000..3f52d71
--- /dev/null
+++ b/qemu/roms/u-boot/api/api_net.c
@@ -0,0 +1,87 @@
+/*
+ * (C) Copyright 2007 Semihalf
+ *
+ * Written by: Rafal Jaworowski <raj@semihalf.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <config.h>
+#include <common.h>
+#include <net.h>
+#include <linux/types.h>
+#include <api_public.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define DEBUG
+#undef DEBUG
+
+#ifdef DEBUG
+#define debugf(fmt, args...) do { printf("%s(): ", __func__); printf(fmt, ##args); } while (0)
+#else
+#define debugf(fmt, args...)
+#endif
+
+#define errf(fmt, args...) do { printf("ERROR @ %s(): ", __func__); printf(fmt, ##args); } while (0)
+
+
+static int dev_valid_net(void *cookie)
+{
+       return ((void *)eth_get_dev() == cookie) ? 1 : 0;
+}
+
+int dev_open_net(void *cookie)
+{
+       if (!dev_valid_net(cookie))
+               return API_ENODEV;
+
+       if (eth_init(gd->bd) < 0)
+               return API_EIO;
+
+       return 0;
+}
+
+int dev_close_net(void *cookie)
+{
+       if (!dev_valid_net(cookie))
+               return API_ENODEV;
+
+       eth_halt();
+       return 0;
+}
+
+/*
+ * There can only be one active eth interface at a time - use what is
+ * currently set to eth_current
+ */
+int dev_enum_net(struct device_info *di)
+{
+       struct eth_device *eth_current = eth_get_dev();
+
+       di->type = DEV_TYP_NET;
+       di->cookie = (void *)eth_current;
+       if (di->cookie == NULL)
+               return 0;
+
+       memcpy(di->di_net.hwaddr, eth_current->enetaddr, 6);
+
+       debugf("device found, returning cookie 0x%08x\n",
+               (u_int32_t)di->cookie);
+
+       return 1;
+}
+
+int dev_write_net(void *cookie, void *buf, int len)
+{
+       /* XXX verify that cookie points to a valid net device??? */
+
+       return eth_send(buf, len);
+}
+
+int dev_read_net(void *cookie, void *buf, int len)
+{
+       /* XXX verify that cookie points to a valid net device??? */
+
+       return eth_receive(buf, len);
+}