Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / intercontrol / digsy_mtc / cmd_disp.c

diff --git a/qemu/roms/u-boot/board/intercontrol/digsy_mtc/cmd_disp.c b/qemu/roms/u-boot/board/intercontrol/digsy_mtc/cmd_disp.c
new file mode 100644 (file)
index 0000000..2ffa8bf
--- /dev/null
+++ b/qemu/roms/u-boot/board/intercontrol/digsy_mtc/cmd_disp.c
@@ -0,0 +1,41 @@
+/*
+ * (C) Copyright 2011 DENX Software Engineering,
+ * Anatolij Gustschin <agust@denx.de>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <command.h>
+#include <mpc5xxx.h>
+#include <asm/io.h>
+
+#define GPIO_USB1_0    0x00010000
+
+static int cmd_disp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+{
+       struct mpc5xxx_gpio *gpio = (struct mpc5xxx_gpio *)MPC5XXX_GPIO;
+
+       if (argc < 2) {
+               printf("%s\n",
+                      in_be32(&gpio->simple_dvo) & GPIO_USB1_0 ? "on" : "off");
+               return 0;
+       }
+
+       if (!strncmp(argv[1], "on", 2)) {
+               setbits_be32(&gpio->simple_dvo, GPIO_USB1_0);
+       } else if (!strncmp(argv[1], "off", 3)) {
+               clrbits_be32(&gpio->simple_dvo, GPIO_USB1_0);
+       } else {
+               cmd_usage(cmdtp);
+               return 1;
+       }
+       return 0;
+}
+
+U_BOOT_CMD(disp, 2, 1, cmd_disp,
+               "disp [on/off] - switch display on/off",
+               "\n    - print display on/off status\n"
+               "on\n    - turn on\n"
+               "off\n    - turn off\n"
+);