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

source/bootloader/product/update/store/Makefile

@@ -0,0 +1,5 @@
+
+ccflags-y += -I$(srctree)/product/update
+
+obj-y += store_mmc.o
+obj-y += store_usb.o

source/bootloader/product/update/store/store_mmc.c

@@ -0,0 +1,59 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) LOTUS. All rights reserved. */
+
+#include <common.h>
+
+#if (CONFIG_AUTO_SD_UPDATE == 1)
+#include <mmc.h>
+#include "update_comm.h"
+
+int store_mmc_init(void)
+{
+	struct mmc *mmc;
+	unsigned int dev_num = 0;
+
+agin:
+	mmc = find_mmc_device(dev_num);
+	if (mmc == NULL) {
+		printf("No mmc driver found!\n");
+		return UP_FAILURE;
+	}
+
+	if (!IS_SD(mmc)) {
+		dev_num++;
+		goto agin;
+	}
+
+	if (((unsigned long)mmc->block_dev.vendor[0] == 0) ||
+			((unsigned long)mmc->block_dev.product[0] == 0)) {
+		printf("*No SD card found!\n");
+		return UP_FAILURE;
+	}
+	return UP_SUCCESS;
+}
+
+void store_mmc_deinit(void)
+{
+}
+
+int mmc_get_target_dev(void)
+{
+	struct mmc *mmc = NULL;
+	int dev_num = 0;
+
+agin:
+	mmc = find_mmc_device(dev_num);
+	if (mmc == NULL) {
+		printf("Error: No mmc driver found!\n");
+		return -1;
+	}
+
+	if (!IS_SD(mmc)) {
+		dev_num++;
+		goto agin;
+	}
+
+	return dev_num;
+}
+
+#endif // CONFIG_AUTO_SD_UPDATE

source/bootloader/product/update/store/store_mmc.h

@@ -0,0 +1,12 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) LOTUS. All rights reserved. */
+
+#ifndef __STORE_MMC_H__
+#define __STORE_MMC_H__
+
+int store_mmc_init(void);
+
+int store_mmc_deinit(void);
+
+int mmc_get_target_dev(void);
+#endif

source/bootloader/product/update/store/store_usb.c

@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) LOTUS. All rights reserved. */
+
+#include <common.h>
+
+#if (CONFIG_AUTO_USB_UPDATE == 1)
+#include <usb.h>
+#include "update_comm.h"
+
+int store_usb_init(void)
+{
+	int ret;
+#ifndef CONFIG_XMEDIA_MC
+try_again:
+	if (usb_stop() < 0) {
+		debug("usb_stop failed\n");
+		return UP_FAILURE;
+	}
+	/* delay for 1000 ms */
+	mdelay(1000);
+	ret = usb_init();
+	if (ret == -ESRCH) {
+		goto try_again;
+	}
+
+	if (ret < 0) {
+		debug("usb_init failed!\n");
+		return UP_FAILURE;
+	}
+
+	/*
+	 * check whether a storage device is attached (assume that it's
+	 * a USB memory stick, since nothing else should be attached).
+	 */
+	ret = usb_stor_scan(0);
+	if (ret == -1) {
+		debug("No USB device found. Not initialized!\n");
+		return UP_FAILURE;
+	} else {
+		return UP_SUCCESS;
+	}
+#endif
+	return UP_FAILURE;
+}
+
+void store_usb_deinit(void)
+{
+#ifndef CONFIG_XMEDIA_MC
+	usb_stop();
+#endif
+}
+
+#endif // CONFIG_AUTO_USB_UPDATE

source/bootloader/product/update/store/store_usb.h

@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright (c) LOTUS. All rights reserved. */
+
+#ifndef __STORE_USB_H__
+#define __STORE_USB_H__
+
+int store_usb_init(void);
+
+int store_usb_deinit(void);
+
+#endif