mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-12-05 02:51:00 +00:00
fa44b53398
Add a sandbox CPU driver, and some tests for the CPU uclass. Signed-off-by: Mario Six <mario.six@gdsys.cc>
61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2018
|
|
* Mario Six, Guntermann & Drunck GmbH, mario.six@gdsys.cc
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <dm.h>
|
|
#include <cpu.h>
|
|
|
|
int cpu_sandbox_get_desc(struct udevice *dev, char *buf, int size)
|
|
{
|
|
snprintf(buf, size, "LEG Inc. SuperMegaUltraTurbo CPU No. 1");
|
|
|
|
return 0;
|
|
}
|
|
|
|
int cpu_sandbox_get_info(struct udevice *dev, struct cpu_info *info)
|
|
{
|
|
info->cpu_freq = 42 * 42 * 42 * 42 * 42;
|
|
info->features = 0x42424242;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int cpu_sandbox_get_count(struct udevice *dev)
|
|
{
|
|
return 42;
|
|
}
|
|
|
|
int cpu_sandbox_get_vendor(struct udevice *dev, char *buf, int size)
|
|
{
|
|
snprintf(buf, size, "Languid Example Garbage Inc.");
|
|
|
|
return 0;
|
|
}
|
|
|
|
static const struct cpu_ops cpu_sandbox_ops = {
|
|
.get_desc = cpu_sandbox_get_desc,
|
|
.get_info = cpu_sandbox_get_info,
|
|
.get_count = cpu_sandbox_get_count,
|
|
.get_vendor = cpu_sandbox_get_vendor,
|
|
};
|
|
|
|
int cpu_sandbox_probe(struct udevice *dev)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static const struct udevice_id cpu_sandbox_ids[] = {
|
|
{ .compatible = "sandbox,cpu_sandbox" },
|
|
{ }
|
|
};
|
|
|
|
U_BOOT_DRIVER(cpu_sandbox) = {
|
|
.name = "cpu_sandbox",
|
|
.id = UCLASS_CPU,
|
|
.ops = &cpu_sandbox_ops,
|
|
.of_match = cpu_sandbox_ids,
|
|
.probe = cpu_sandbox_probe,
|
|
};
|