From: Simon Glass <sjg@chromium.org> This reads mouse input and shows it on the terminal. It is useful for testing mice. Signed-off-by: Simon Glass <sjg@chromium.org> --- cmd/Kconfig | 9 +++++++ cmd/Makefile | 1 + cmd/mouse.c | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 80 insertions(+) create mode 100644 cmd/mouse.c diff --git a/cmd/Kconfig b/cmd/Kconfig index 882a4ee02e3..1a879d1fe90 100644 --- a/cmd/Kconfig +++ b/cmd/Kconfig @@ -2934,6 +2934,15 @@ config CMD_LOG maximum log level for emitting of records). It also provides access to a command used for testing the log system. +config CMD_MOUSE + bool "mouse - Show mouse input" + default y if MOUSE + help + This shows the data produced by a mouse. If a mouse device is + available records are printed when the mouse is moved. This can be + useful for checking that a mouse is working correctly within + U-Boot. + config CMD_TRACE bool "trace - Support tracing of function calls and timing" depends on TRACE diff --git a/cmd/Makefile b/cmd/Makefile index 407056b778b..2a9c39f18e2 100644 --- a/cmd/Makefile +++ b/cmd/Makefile @@ -128,6 +128,7 @@ obj-$(CONFIG_CMD_CLONE) += clone.o ifneq ($(CONFIG_CMD_NAND)$(CONFIG_CMD_SF),) obj-y += legacy-mtd-utils.o endif +obj-$(CONFIG_CMD_MOUSE) += mouse.o obj-$(CONFIG_CMD_MUX) += mux.o obj-$(CONFIG_CMD_NAND) += nand.o ifdef CONFIG_NET diff --git a/cmd/mouse.c b/cmd/mouse.c new file mode 100644 index 00000000000..94434afa0c4 --- /dev/null +++ b/cmd/mouse.c @@ -0,0 +1,70 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Mouse testing + * + * Copyright 2020 Google LLC + * Written by Simon Glass <sjg@chromium.org> + */ + +#include <command.h> +#include <console.h> +#include <dm.h> +#include <mouse.h> +#include <u-boot/schedule.h> + +static int do_mouse_dump(struct cmd_tbl *cmdtp, int flag, int argc, + char *const argv[]) +{ + struct udevice *dev; + bool running; + int count; + int ret; + + ret = uclass_first_device_err(UCLASS_MOUSE, &dev); + if (ret) { + printf("Mouse not found (err=%d)\n", ret); + return CMD_RET_FAILURE; + } + for (running = true, count = 0; running;) { + struct mouse_event evt; + + ret = mouse_get_event(dev, &evt); + if (!ret) { + switch (evt.type) { + case MOUSE_EV_BUTTON: { + struct mouse_button *but = &evt.button; + + printf("button: button==%d, press=%d, clicks=%d, X=%d, Y=%d\n", + but->button, but->press_state, + but->clicks, but->x, but->y); + break; + } + case MOUSE_EV_MOTION: { + struct mouse_motion *motion = &evt.motion; + + printf("motion: Xrel=%d, Yrel=%d, X=%d, Y=%d, but=%d\n", + motion->xrel, motion->yrel, motion->x, + motion->y, motion->state); + break; + } + case MOUSE_EV_NULL: + break; + } + count++; + } else if (ret != -EAGAIN) { + return log_msg_ret("get_event", ret); + } + schedule(); + if (ctrlc()) + running = false; + } + printf("%d events received\n", count); + + return 0; +} + +static char mouse_help_text[] = + "dump - Dump input from a mouse"; + +U_BOOT_CMD_WITH_SUBCMDS(mouse, "Mouse input", mouse_help_text, + U_BOOT_SUBCMD_MKENT(dump, 1, 1, do_mouse_dump)); -- 2.43.0