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https://github.com/Fishwaldo/u-boot.git
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caa4daa2ae
We use 'priv' for private data but often use 'platdata' for platform data. We can't really use 'pdata' since that is ambiguous (it could mean private or platform data). Rename some of the latter variables to end with 'plat' for consistency. Signed-off-by: Simon Glass <sjg@chromium.org>
133 lines
2.8 KiB
C
133 lines
2.8 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2013 Google, Inc
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*
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* (C) Copyright 2012
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* Pavel Herrmann <morpheus.ibis@gmail.com>
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*/
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#include <common.h>
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#include <command.h>
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#include <dm.h>
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#include <dm-demo.h>
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#include <mapmem.h>
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#include <asm/io.h>
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struct udevice *demo_dev;
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static int do_demo_hello(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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int ch = 0;
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if (argc)
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ch = *argv[0];
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return demo_hello(demo_dev, ch);
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}
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static int do_demo_status(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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int status;
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int ret;
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ret = demo_status(demo_dev, &status);
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if (ret)
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return ret;
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printf("Status: %d\n", status);
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return 0;
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}
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static int do_demo_light(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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int light;
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int ret;
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if (argc) {
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light = simple_strtoul(argv[0], NULL, 16);
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ret = demo_set_light(demo_dev, light);
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} else {
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ret = demo_get_light(demo_dev);
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if (ret >= 0) {
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printf("Light: %x\n", ret);
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ret = 0;
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}
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}
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return ret;
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}
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int do_demo_list(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
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{
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struct udevice *dev;
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int i, ret;
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puts("Demo uclass entries:\n");
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for (i = 0, ret = uclass_first_device(UCLASS_DEMO, &dev);
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dev;
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ret = uclass_next_device(&dev)) {
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printf("entry %d - instance %08x, ops %08x, plat %08x\n",
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i++, (uint)map_to_sysmem(dev),
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(uint)map_to_sysmem(dev->driver->ops),
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(uint)map_to_sysmem(dev_get_platdata(dev)));
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}
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return cmd_process_error(cmdtp, ret);
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}
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static struct cmd_tbl demo_commands[] = {
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U_BOOT_CMD_MKENT(list, 0, 1, do_demo_list, "", ""),
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U_BOOT_CMD_MKENT(hello, 2, 1, do_demo_hello, "", ""),
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U_BOOT_CMD_MKENT(light, 2, 1, do_demo_light, "", ""),
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U_BOOT_CMD_MKENT(status, 1, 1, do_demo_status, "", ""),
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};
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static int do_demo(struct cmd_tbl *cmdtp, int flag, int argc,
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char *const argv[])
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{
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struct cmd_tbl *demo_cmd;
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int devnum = 0;
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int ret;
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if (argc < 2)
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return CMD_RET_USAGE;
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demo_cmd = find_cmd_tbl(argv[1], demo_commands,
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ARRAY_SIZE(demo_commands));
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argc -= 2;
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argv += 2;
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if ((!demo_cmd || argc > demo_cmd->maxargs) ||
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((demo_cmd->name[0] != 'l') && (argc < 1)))
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return CMD_RET_USAGE;
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if (argc) {
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devnum = simple_strtoul(argv[0], NULL, 10);
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ret = uclass_get_device(UCLASS_DEMO, devnum, &demo_dev);
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if (ret)
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return cmd_process_error(cmdtp, ret);
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argc--;
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argv++;
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} else {
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demo_dev = NULL;
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if (demo_cmd->cmd != do_demo_list)
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return CMD_RET_USAGE;
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}
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ret = demo_cmd->cmd(demo_cmd, flag, argc, argv);
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return cmd_process_error(demo_cmd, ret);
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}
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U_BOOT_CMD(
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demo, 4, 1, do_demo,
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"Driver model (dm) demo operations",
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"list List available demo devices\n"
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"demo hello <num> [<char>] Say hello\n"
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"demo light [<num>] Set or get the lights\n"
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"demo status <num> Get demo device status\n"
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);
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