mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-20 17:08:52 +09:00
![Ramon Fried](/assets/img/avatar_default.png)
Add Sandbox driver for SMEM. mostly stub operations. Signed-off-by: Ramon Fried <ramon.fried@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
46 lines
872 B
C
46 lines
872 B
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (c) 2018 Ramon Fried <ramon.fried@gmail.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <errno.h>
|
|
#include <smem.h>
|
|
#include <asm/test.h>
|
|
|
|
static int sandbox_smem_alloc(unsigned int host,
|
|
unsigned int item, size_t size)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static void *sandbox_smem_get(unsigned int host,
|
|
unsigned int item, size_t *size)
|
|
{
|
|
return NULL;
|
|
}
|
|
|
|
static int sandbox_smem_get_free_space(unsigned int host)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static const struct smem_ops sandbox_smem_ops = {
|
|
.alloc = sandbox_smem_alloc,
|
|
.get = sandbox_smem_get,
|
|
.get_free_space = sandbox_smem_get_free_space,
|
|
};
|
|
|
|
static const struct udevice_id sandbox_smem_ids[] = {
|
|
{ .compatible = "sandbox,smem" },
|
|
{ }
|
|
};
|
|
|
|
U_BOOT_DRIVER(smem_sandbox) = {
|
|
.name = "smem_sandbox",
|
|
.id = UCLASS_SMEM,
|
|
.of_match = sandbox_smem_ids,
|
|
.ops = &sandbox_smem_ops,
|
|
};
|