GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/bootloader/u-boot-2020.01/board/atmel/common/video_display.c

@@ -0,0 +1,75 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright (C) 2017 Microchip
+ *		      Wenyou Yang <wenyou.yang@microchip.com>
+ */
+
+#include <common.h>
+#include <atmel_lcd.h>
+#include <dm.h>
+#include <nand.h>
+#include <version.h>
+#include <video.h>
+#include <video_console.h>
+#include <vsprintf.h>
+#include <asm/io.h>
+#include <asm/arch/clk.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int at91_video_show_board_info(void)
+{
+	struct vidconsole_priv *priv;
+	ulong dram_size, nand_size;
+	int i;
+	u32 len = 0;
+	char buf[255];
+	char *corp = "Microchip Technology Inc.\n";
+	char temp[32];
+	struct udevice *dev, *con;
+	const char *s;
+	vidinfo_t logo_info;
+	int ret;
+
+	len += sprintf(&buf[len], "%s\n", U_BOOT_VERSION);
+	memcpy(&buf[len], corp, strlen(corp));
+	len += strlen(corp);
+	len += sprintf(&buf[len], "%s CPU at %s MHz\n", get_cpu_name(),
+			strmhz(temp, get_cpu_clk_rate()));
+
+	dram_size = 0;
+	for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
+		dram_size += gd->bd->bi_dram[i].size;
+
+	nand_size = 0;
+#ifdef CONFIG_NAND_ATMEL
+	for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++)
+		nand_size += get_nand_dev_by_index(i)->size;
+#endif
+
+	len += sprintf(&buf[len], "%ld MB SDRAM, %ld MB NAND\n",
+		       dram_size >> 20, nand_size >> 20);
+
+	ret = uclass_get_device(UCLASS_VIDEO, 0, &dev);
+	if (ret)
+		return ret;
+
+	microchip_logo_info(&logo_info);
+	ret = video_bmp_display(dev, logo_info.logo_addr,
+				logo_info.logo_x_offset,
+				logo_info.logo_y_offset, false);
+	if (ret)
+		return ret;
+
+	ret = uclass_get_device(UCLASS_VIDEO_CONSOLE, 0, &con);
+	if (ret)
+		return ret;
+
+	priv = dev_get_uclass_priv(con);
+	vidconsole_position_cursor(con, 0, (logo_info.logo_height +
+				   priv->y_charsize - 1) / priv->y_charsize);
+	for (s = buf, i = 0; i < len; s++, i++)
+		vidconsole_put_char(con, *s);
+
+	return 0;
+}