u-boot/arch/sandbox/include/asm/mbox.h
Stephen Warren 8961b52424 mailbox: implement a sandbox test
This adds a sandbox mailbox implementation (provider), a test client
device, instantiates them both from Sandbox's DT, and adds a DM test
that excercises everything.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Acked-by: Simon Glass <sjg@chromium.org> # v1
2016-05-26 20:48:31 -06:00

21 lines
453 B
C

/*
* Copyright (c) 2016, NVIDIA CORPORATION.
*
* SPDX-License-Identifier: GPL-2.0
*/
#ifndef __SANDBOX_MBOX_H
#define __SANDBOX_MBOX_H
#include <common.h>
#define SANDBOX_MBOX_PING_XOR 0x12345678
struct udevice;
int sandbox_mbox_test_get(struct udevice *dev);
int sandbox_mbox_test_send(struct udevice *dev, uint32_t msg);
int sandbox_mbox_test_recv(struct udevice *dev, uint32_t *msg);
int sandbox_mbox_test_free(struct udevice *dev);
#endif