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author | fishsoupisgood <github@madingley.org> | 2019-04-29 01:17:54 +0100 |
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committer | fishsoupisgood <github@madingley.org> | 2019-05-27 03:43:43 +0100 |
commit | 3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch) | |
tree | 65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/api/api_net.c | |
download | qemu-master.tar.gz qemu-master.tar.bz2 qemu-master.zip |
Diffstat (limited to 'roms/u-boot/api/api_net.c')
-rw-r--r-- | roms/u-boot/api/api_net.c | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/roms/u-boot/api/api_net.c b/roms/u-boot/api/api_net.c new file mode 100644 index 00000000..3f52d711 --- /dev/null +++ b/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); +} |