zephyr/drivers/fpga/fpga_shell.c

143 lines
2.8 KiB
C

/*
* Copyright (c) 2021 Antmicro <www.antmicro.com>
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <sys/printk.h>
#include <shell/shell.h>
#include <version.h>
#include <stdlib.h>
#include <drivers/fpga.h>
static int parse_common_args(const struct shell *sh, char **argv,
const struct device **dev)
{
*dev = device_get_binding(argv[1]);
if (!*dev) {
shell_error(sh, "FPGA device %s not found", argv[1]);
return -ENODEV;
}
return 0;
}
static int cmd_on(const struct shell *sh, size_t argc, char **argv)
{
const struct device *dev;
int err;
err = parse_common_args(sh, argv, &dev);
if (err < 0) {
return err;
}
shell_print(sh, "%s: turning on", dev->name);
err = fpga_on(dev);
if (err) {
shell_error(sh, "Error: %d", err);
}
return err;
}
static int cmd_off(const struct shell *sh, size_t argc, char **argv)
{
const struct device *dev;
int err;
err = parse_common_args(sh, argv, &dev);
if (err < 0) {
return err;
}
shell_print(sh, "%s: turning off", dev->name);
err = fpga_off(dev);
if (err) {
shell_error(sh, "Error: %d", err);
}
return err;
}
static int cmd_reset(const struct shell *sh, size_t argc, char **argv)
{
const struct device *dev;
int err;
err = parse_common_args(sh, argv, &dev);
if (err < 0) {
return err;
}
shell_print(sh, "%s: resetting FPGA", dev->name);
err = fpga_reset(dev);
if (err) {
shell_error(sh, "Error: %d", err);
}
return err;
}
static int cmd_load(const struct shell *sh, size_t argc, char **argv)
{
const struct device *dev;
int err;
err = parse_common_args(sh, argv, &dev);
if (err < 0) {
return err;
}
shell_print(sh, "%s: loading bitstream", dev->name);
fpga_load(dev, (uint32_t *)strtol(argv[2], NULL, 0),
(uint32_t)atoi(argv[3]));
return err;
}
static int cmd_get_status(const struct shell *sh, size_t argc, char **argv)
{
const struct device *dev;
int err;
err = parse_common_args(sh, argv, &dev);
if (err < 0) {
return err;
}
shell_print(sh, "%s status: %d", dev->name, fpga_get_status(dev));
return err;
}
static int cmd_get_info(const struct shell *sh, size_t argc, char **argv)
{
const struct device *dev;
int err;
err = parse_common_args(sh, argv, &dev);
if (err < 0) {
return err;
}
shell_print(sh, "%s", fpga_get_info(dev));
return err;
}
SHELL_STATIC_SUBCMD_SET_CREATE(
sub_fpga, SHELL_CMD_ARG(off, NULL, "<device>", cmd_off, 2, 0),
SHELL_CMD_ARG(on, NULL, "<device>", cmd_on, 2, 0),
SHELL_CMD_ARG(reset, NULL, "<device>", cmd_reset, 2, 0),
SHELL_CMD_ARG(load, NULL, "<device> <address> <size in bytes>",
cmd_load, 4, 0),
SHELL_CMD_ARG(get_status, NULL, "<device>", cmd_get_status, 2, 0),
SHELL_CMD_ARG(get_info, NULL, "<device>", cmd_get_info, 2, 0),
SHELL_SUBCMD_SET_END);
SHELL_CMD_REGISTER(fpga, &sub_fpga, "FPGA commands", NULL);