select DM_REGULATOR
select ENABLE_ARM_SOC_BOOT0_HOOK
select SPI
- imply CMD_FASTBOOT
imply DISTRO_DEFAULTS
- imply FASTBOOT
imply FAT_WRITE
imply USB_FUNCTION_FASTBOOT
imply SPL_SYSRESET
imply CMD_EXT2
imply CMD_EXT4
imply CMD_EXT4_WRITE
- imply CMD_FASTBOOT if FASTBOOT
imply CMD_FAT
imply FAT_WRITE if CMD_FAT
imply CMD_FS_GENERIC
endmenu
-source "cmd/fastboot/Kconfig"
-
config BUILD_BIN2C
bool
can be useful to see the state of driver model for debugging or
interest.
+config CMD_FASTBOOT
+ bool "fastboot - Android fastboot support"
+ depends on FASTBOOT
+ help
+ This enables the command "fastboot" which enables the Android
+ fastboot mode for the platform. Fastboot is a protocol for
+ downloading images, flashing and device control used on
+ Android devices. Fastboot requires support for acting as a USB
+ device.
+
+ See doc/README.android-fastboot for more information.
+
config CMD_FDC
bool "fdcboot - Boot from floppy device"
help
+++ /dev/null
-comment "FASTBOOT"
-
-menuconfig FASTBOOT
- bool "Fastboot support"
- depends on USB_GADGET
- default y if ARCH_SUNXI && USB_MUSB_GADGET
-
-if FASTBOOT
-
-config USB_FUNCTION_FASTBOOT
- bool "Enable USB fastboot gadget"
- default y
- select USB_GADGET_DOWNLOAD
- imply ANDROID_BOOT_IMAGE
- imply CMD_FASTBOOT
- help
- This enables the USB part of the fastboot gadget.
-
-config CMD_FASTBOOT
- bool "Enable FASTBOOT command"
- help
- This enables the command "fastboot" which enables the Android
- fastboot mode for the platform's USB device. Fastboot is a USB
- protocol for downloading images, flashing and device control
- used on Android devices.
-
- See doc/README.android-fastboot for more information.
-
-if USB_FUNCTION_FASTBOOT
-
-config FASTBOOT_BUF_ADDR
- hex "Define FASTBOOT buffer address"
- default 0x82000000 if MX6SX || MX6SL || MX6UL || MX6SLL
- default 0x81000000 if ARCH_OMAP2PLUS
- default 0x42000000 if ARCH_SUNXI && !MACH_SUN9I
- default 0x22000000 if ARCH_SUNXI && MACH_SUN9I
- default 0x60800800 if ROCKCHIP_RK3036 || ROCKCHIP_RK3188 || \
- ROCKCHIP_RK322X
- default 0x800800 if ROCKCHIP_RK3288 || ROCKCHIP_RK3329 || \
- ROCKCHIP_RK3399
- default 0x280000 if ROCKCHIP_RK3368
- default 0x100000 if ARCH_ZYNQMP
- help
- The fastboot protocol requires a large memory buffer for
- downloads. Define this to the starting RAM address to use for
- downloaded images.
-
-config FASTBOOT_BUF_SIZE
- hex "Define FASTBOOT buffer size"
- default 0x8000000 if ARCH_ROCKCHIP
- default 0x6000000 if ARCH_ZYNQMP
- default 0x2000000 if ARCH_SUNXI
- default 0x7000000
- help
- The fastboot protocol requires a large memory buffer for
- downloads. This buffer should be as large as possible for a
- platform. Define this to the size available RAM for fastboot.
-
-config FASTBOOT_USB_DEV
- int "USB controller number"
- default 0
- help
- Some boards have USB OTG controller other than 0. Define this
- option so it can be used in compiled environment (e.g. in
- CONFIG_BOOTCOMMAND).
-
-config FASTBOOT_FLASH
- bool "Enable FASTBOOT FLASH command"
- default y if ARCH_SUNXI
- help
- The fastboot protocol includes a "flash" command for writing
- the downloaded image to a non-volatile storage device. Define
- this to enable the "fastboot flash" command.
-
-choice
- prompt "Flash provider for FASTBOOT"
- depends on FASTBOOT_FLASH
-
-config FASTBOOT_FLASH_MMC
- bool "FASTBOOT on MMC"
- depends on MMC
-
-config FASTBOOT_FLASH_NAND
- bool "FASTBOOT on NAND"
- depends on NAND
-
-endchoice
-
-config FASTBOOT_FLASH_MMC_DEV
- int "Define FASTBOOT MMC FLASH default device"
- depends on FASTBOOT_FLASH_MMC
- default 0 if ARCH_SUNXI && MMC_SUNXI_SLOT_EXTRA = -1
- default 1 if ARCH_SUNXI && MMC_SUNXI_SLOT_EXTRA != -1
- help
- The fastboot "flash" command requires additional information
- regarding the non-volatile storage device. Define this to
- the eMMC device that fastboot should use to store the image.
-
-config FASTBOOT_FLASH_NAND_DEV
- int "Define FASTBOOT NAND FLASH default device"
- depends on FASTBOOT_FLASH_NAND
- depends on CMD_MTDPARTS
- default 0 if ARCH_SUNXI && NAND_SUNXI
- help
- The fastboot "flash" command requires additional information
- regarding the non-volatile storage device. Define this to
- the NAND device that fastboot should use to store the image.
-
-config FASTBOOT_GPT_NAME
- string "Target name for updating GPT"
- depends on FASTBOOT_FLASH
- default "gpt"
- help
- The fastboot "flash" command supports writing the downloaded
- image to the Protective MBR and the Primary GUID Partition
- Table. (Additionally, this downloaded image is post-processed
- to generate and write the Backup GUID Partition Table.)
- This occurs when the specified "partition name" on the
- "fastboot flash" command line matches the value defined here.
- The default target name for updating GPT is "gpt".
-
-config FASTBOOT_MBR_NAME
- string "Target name for updating MBR"
- depends on FASTBOOT_FLASH
- default "mbr"
- help
- The fastboot "flash" command allows to write the downloaded image
- to the Master Boot Record. This occurs when the "partition name"
- specified on the "fastboot flash" command line matches the value
- defined here. The default target name for updating MBR is "mbr".
-
-endif # USB_FUNCTION_FASTBOOT
-
-endif # FASTBOOT
obj-$(CONFIG_CMD_BEDBUG) += bedbug.o
obj-$(CONFIG_$(SPL_TPL_)OF_LIBFDT) += fdt_support.o
-
+obj-$(CONFIG_FASTBOOT_FLASH) += image-sparse.o
obj-$(CONFIG_MII) += miiphyutil.o
obj-$(CONFIG_CMD_MII) += miiphyutil.o
obj-$(CONFIG_PHYLIB) += miiphyutil.o
obj-y += memsize.o
obj-y += stdio.o
-ifndef CONFIG_SPL_BUILD
-# This option is not just y/n - it can have a numeric value
-ifdef CONFIG_FASTBOOT_FLASH
-obj-y += image-sparse.o
-ifdef CONFIG_FASTBOOT_FLASH_MMC_DEV
-obj-y += fb_mmc.o
-endif
-ifdef CONFIG_FASTBOOT_FLASH_NAND_DEV
-obj-y += fb_nand.o
-endif
-endif
-endif
-
ifdef CONFIG_CMD_EEPROM_LAYOUT
obj-y += eeprom/eeprom_field.o eeprom/eeprom_layout.o
endif
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2014 Broadcom Corporation.
- */
-
-#include <config.h>
-#include <common.h>
-#include <blk.h>
-#include <fastboot.h>
-#include <fb_mmc.h>
-#include <image-sparse.h>
-#include <part.h>
-#include <mmc.h>
-#include <div64.h>
-#include <linux/compat.h>
-#include <android_image.h>
-
-/*
- * FIXME: Ensure we always set these names via Kconfig once xxx_PARTITION is
- * migrated
- */
-#ifndef CONFIG_FASTBOOT_GPT_NAME
-#define CONFIG_FASTBOOT_GPT_NAME "gpt"
-#endif
-
-
-#ifndef CONFIG_FASTBOOT_MBR_NAME
-#define CONFIG_FASTBOOT_MBR_NAME "mbr"
-#endif
-
-#define BOOT_PARTITION_NAME "boot"
-
-struct fb_mmc_sparse {
- struct blk_desc *dev_desc;
-};
-
-static int part_get_info_by_name_or_alias(struct blk_desc *dev_desc,
- const char *name, disk_partition_t *info)
-{
- int ret;
-
- ret = part_get_info_by_name(dev_desc, name, info);
- if (ret < 0) {
- /* strlen("fastboot_partition_alias_") + 32(part_name) + 1 */
- char env_alias_name[25 + 32 + 1];
- char *aliased_part_name;
-
- /* check for alias */
- strcpy(env_alias_name, "fastboot_partition_alias_");
- strncat(env_alias_name, name, 32);
- aliased_part_name = env_get(env_alias_name);
- if (aliased_part_name != NULL)
- ret = part_get_info_by_name(dev_desc,
- aliased_part_name, info);
- }
- return ret;
-}
-
-static lbaint_t fb_mmc_sparse_write(struct sparse_storage *info,
- lbaint_t blk, lbaint_t blkcnt, const void *buffer)
-{
- struct fb_mmc_sparse *sparse = info->priv;
- struct blk_desc *dev_desc = sparse->dev_desc;
-
- return blk_dwrite(dev_desc, blk, blkcnt, buffer);
-}
-
-static lbaint_t fb_mmc_sparse_reserve(struct sparse_storage *info,
- lbaint_t blk, lbaint_t blkcnt)
-{
- return blkcnt;
-}
-
-static void write_raw_image(struct blk_desc *dev_desc, disk_partition_t *info,
- const char *part_name, void *buffer,
- unsigned int download_bytes)
-{
- lbaint_t blkcnt;
- lbaint_t blks;
-
- /* determine number of blocks to write */
- blkcnt = ((download_bytes + (info->blksz - 1)) & ~(info->blksz - 1));
- blkcnt = lldiv(blkcnt, info->blksz);
-
- if (blkcnt > info->size) {
- pr_err("too large for partition: '%s'\n", part_name);
- fastboot_fail("too large for partition");
- return;
- }
-
- puts("Flashing Raw Image\n");
-
- blks = blk_dwrite(dev_desc, info->start, blkcnt, buffer);
- if (blks != blkcnt) {
- pr_err("failed writing to device %d\n", dev_desc->devnum);
- fastboot_fail("failed writing to device");
- return;
- }
-
- printf("........ wrote " LBAFU " bytes to '%s'\n", blkcnt * info->blksz,
- part_name);
- fastboot_okay("");
-}
-
-#ifdef CONFIG_ANDROID_BOOT_IMAGE
-/**
- * Read Android boot image header from boot partition.
- *
- * @param[in] dev_desc MMC device descriptor
- * @param[in] info Boot partition info
- * @param[out] hdr Where to store read boot image header
- *
- * @return Boot image header sectors count or 0 on error
- */
-static lbaint_t fb_mmc_get_boot_header(struct blk_desc *dev_desc,
- disk_partition_t *info,
- struct andr_img_hdr *hdr)
-{
- ulong sector_size; /* boot partition sector size */
- lbaint_t hdr_sectors; /* boot image header sectors count */
- int res;
-
- /* Calculate boot image sectors count */
- sector_size = info->blksz;
- hdr_sectors = DIV_ROUND_UP(sizeof(struct andr_img_hdr), sector_size);
- if (hdr_sectors == 0) {
- pr_err("invalid number of boot sectors: 0");
- fastboot_fail("invalid number of boot sectors: 0");
- return 0;
- }
-
- /* Read the boot image header */
- res = blk_dread(dev_desc, info->start, hdr_sectors, (void *)hdr);
- if (res != hdr_sectors) {
- pr_err("cannot read header from boot partition");
- fastboot_fail("cannot read header from boot partition");
- return 0;
- }
-
- /* Check boot header magic string */
- res = android_image_check_header(hdr);
- if (res != 0) {
- pr_err("bad boot image magic");
- fastboot_fail("boot partition not initialized");
- return 0;
- }
-
- return hdr_sectors;
-}
-
-/**
- * Write downloaded zImage to boot partition and repack it properly.
- *
- * @param dev_desc MMC device descriptor
- * @param download_buffer Address to fastboot buffer with zImage in it
- * @param download_bytes Size of fastboot buffer, in bytes
- *
- * @return 0 on success or -1 on error
- */
-static int fb_mmc_update_zimage(struct blk_desc *dev_desc,
- void *download_buffer,
- unsigned int download_bytes)
-{
- uintptr_t hdr_addr; /* boot image header address */
- struct andr_img_hdr *hdr; /* boot image header */
- lbaint_t hdr_sectors; /* boot image header sectors */
- u8 *ramdisk_buffer;
- u32 ramdisk_sector_start;
- u32 ramdisk_sectors;
- u32 kernel_sector_start;
- u32 kernel_sectors;
- u32 sectors_per_page;
- disk_partition_t info;
- int res;
-
- puts("Flashing zImage\n");
-
- /* Get boot partition info */
- res = part_get_info_by_name(dev_desc, BOOT_PARTITION_NAME, &info);
- if (res < 0) {
- pr_err("cannot find boot partition");
- fastboot_fail("cannot find boot partition");
- return -1;
- }
-
- /* Put boot image header in fastboot buffer after downloaded zImage */
- hdr_addr = (uintptr_t)download_buffer + ALIGN(download_bytes, PAGE_SIZE);
- hdr = (struct andr_img_hdr *)hdr_addr;
-
- /* Read boot image header */
- hdr_sectors = fb_mmc_get_boot_header(dev_desc, &info, hdr);
- if (hdr_sectors == 0) {
- pr_err("unable to read boot image header");
- fastboot_fail("unable to read boot image header");
- return -1;
- }
-
- /* Check if boot image has second stage in it (we don't support it) */
- if (hdr->second_size > 0) {
- pr_err("moving second stage is not supported yet");
- fastboot_fail("moving second stage is not supported yet");
- return -1;
- }
-
- /* Extract ramdisk location */
- sectors_per_page = hdr->page_size / info.blksz;
- ramdisk_sector_start = info.start + sectors_per_page;
- ramdisk_sector_start += DIV_ROUND_UP(hdr->kernel_size, hdr->page_size) *
- sectors_per_page;
- ramdisk_sectors = DIV_ROUND_UP(hdr->ramdisk_size, hdr->page_size) *
- sectors_per_page;
-
- /* Read ramdisk and put it in fastboot buffer after boot image header */
- ramdisk_buffer = (u8 *)hdr + (hdr_sectors * info.blksz);
- res = blk_dread(dev_desc, ramdisk_sector_start, ramdisk_sectors,
- ramdisk_buffer);
- if (res != ramdisk_sectors) {
- pr_err("cannot read ramdisk from boot partition");
- fastboot_fail("cannot read ramdisk from boot partition");
- return -1;
- }
-
- /* Write new kernel size to boot image header */
- hdr->kernel_size = download_bytes;
- res = blk_dwrite(dev_desc, info.start, hdr_sectors, (void *)hdr);
- if (res == 0) {
- pr_err("cannot writeback boot image header");
- fastboot_fail("cannot write back boot image header");
- return -1;
- }
-
- /* Write the new downloaded kernel */
- kernel_sector_start = info.start + sectors_per_page;
- kernel_sectors = DIV_ROUND_UP(hdr->kernel_size, hdr->page_size) *
- sectors_per_page;
- res = blk_dwrite(dev_desc, kernel_sector_start, kernel_sectors,
- download_buffer);
- if (res == 0) {
- pr_err("cannot write new kernel");
- fastboot_fail("cannot write new kernel");
- return -1;
- }
-
- /* Write the saved ramdisk back */
- ramdisk_sector_start = info.start + sectors_per_page;
- ramdisk_sector_start += DIV_ROUND_UP(hdr->kernel_size, hdr->page_size) *
- sectors_per_page;
- res = blk_dwrite(dev_desc, ramdisk_sector_start, ramdisk_sectors,
- ramdisk_buffer);
- if (res == 0) {
- pr_err("cannot write back original ramdisk");
- fastboot_fail("cannot write back original ramdisk");
- return -1;
- }
-
- puts("........ zImage was updated in boot partition\n");
- fastboot_okay("");
- return 0;
-}
-#endif
-
-void fb_mmc_flash_write(const char *cmd, void *download_buffer,
- unsigned int download_bytes)
-{
- struct blk_desc *dev_desc;
- disk_partition_t info;
-
- dev_desc = blk_get_dev("mmc", CONFIG_FASTBOOT_FLASH_MMC_DEV);
- if (!dev_desc || dev_desc->type == DEV_TYPE_UNKNOWN) {
- pr_err("invalid mmc device\n");
- fastboot_fail("invalid mmc device");
- return;
- }
-
-#if CONFIG_IS_ENABLED(EFI_PARTITION)
- if (strcmp(cmd, CONFIG_FASTBOOT_GPT_NAME) == 0) {
- printf("%s: updating MBR, Primary and Backup GPT(s)\n",
- __func__);
- if (is_valid_gpt_buf(dev_desc, download_buffer)) {
- printf("%s: invalid GPT - refusing to write to flash\n",
- __func__);
- fastboot_fail("invalid GPT partition");
- return;
- }
- if (write_mbr_and_gpt_partitions(dev_desc, download_buffer)) {
- printf("%s: writing GPT partitions failed\n", __func__);
- fastboot_fail("writing GPT partitions failed");
- return;
- }
- printf("........ success\n");
- fastboot_okay("");
- return;
- }
-#endif
-
-#if CONFIG_IS_ENABLED(DOS_PARTITION)
- if (strcmp(cmd, CONFIG_FASTBOOT_MBR_NAME) == 0) {
- printf("%s: updating MBR\n", __func__);
- if (is_valid_dos_buf(download_buffer)) {
- printf("%s: invalid MBR - refusing to write to flash\n",
- __func__);
- fastboot_fail("invalid MBR partition");
- return;
- }
- if (write_mbr_partition(dev_desc, download_buffer)) {
- printf("%s: writing MBR partition failed\n", __func__);
- fastboot_fail("writing MBR partition failed");
- return;
- }
- printf("........ success\n");
- fastboot_okay("");
- return;
- }
-#endif
-
-#ifdef CONFIG_ANDROID_BOOT_IMAGE
- if (strncasecmp(cmd, "zimage", 6) == 0) {
- fb_mmc_update_zimage(dev_desc, download_buffer, download_bytes);
- return;
- }
-#endif
-
- if (part_get_info_by_name_or_alias(dev_desc, cmd, &info) < 0) {
- pr_err("cannot find partition: '%s'\n", cmd);
- fastboot_fail("cannot find partition");
- return;
- }
-
- if (is_sparse_image(download_buffer)) {
- struct fb_mmc_sparse sparse_priv;
- struct sparse_storage sparse;
- int err;
-
- sparse_priv.dev_desc = dev_desc;
-
- sparse.blksz = info.blksz;
- sparse.start = info.start;
- sparse.size = info.size;
- sparse.write = fb_mmc_sparse_write;
- sparse.reserve = fb_mmc_sparse_reserve;
- sparse.mssg = fastboot_fail;
-
- printf("Flashing sparse image at offset " LBAFU "\n",
- sparse.start);
-
- sparse.priv = &sparse_priv;
- err = write_sparse_image(&sparse, cmd, download_buffer);
- if (!err)
- fastboot_okay("");
- } else {
- write_raw_image(dev_desc, &info, cmd, download_buffer,
- download_bytes);
- }
-}
-
-void fb_mmc_erase(const char *cmd)
-{
- int ret;
- struct blk_desc *dev_desc;
- disk_partition_t info;
- lbaint_t blks, blks_start, blks_size, grp_size;
- struct mmc *mmc = find_mmc_device(CONFIG_FASTBOOT_FLASH_MMC_DEV);
-
- if (mmc == NULL) {
- pr_err("invalid mmc device");
- fastboot_fail("invalid mmc device");
- return;
- }
-
- dev_desc = blk_get_dev("mmc", CONFIG_FASTBOOT_FLASH_MMC_DEV);
- if (!dev_desc || dev_desc->type == DEV_TYPE_UNKNOWN) {
- pr_err("invalid mmc device");
- fastboot_fail("invalid mmc device");
- return;
- }
-
- ret = part_get_info_by_name_or_alias(dev_desc, cmd, &info);
- if (ret < 0) {
- pr_err("cannot find partition: '%s'", cmd);
- fastboot_fail("cannot find partition");
- return;
- }
-
- /* Align blocks to erase group size to avoid erasing other partitions */
- grp_size = mmc->erase_grp_size;
- blks_start = (info.start + grp_size - 1) & ~(grp_size - 1);
- if (info.size >= grp_size)
- blks_size = (info.size - (blks_start - info.start)) &
- (~(grp_size - 1));
- else
- blks_size = 0;
-
- printf("Erasing blocks " LBAFU " to " LBAFU " due to alignment\n",
- blks_start, blks_start + blks_size);
-
- blks = blk_derase(dev_desc, blks_start, blks_size);
- if (blks != blks_size) {
- pr_err("failed erasing from device %d", dev_desc->devnum);
- fastboot_fail("failed erasing from device");
- return;
- }
-
- printf("........ erased " LBAFU " bytes from '%s'\n",
- blks_size * info.blksz, cmd);
- fastboot_okay("");
-}
+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Copyright 2014 Broadcom Corporation.
- * Copyright 2015 Free Electrons.
- */
-
-#include <config.h>
-#include <common.h>
-
-#include <fastboot.h>
-#include <image-sparse.h>
-
-#include <linux/mtd/mtd.h>
-#include <jffs2/jffs2.h>
-#include <nand.h>
-
-struct fb_nand_sparse {
- struct mtd_info *mtd;
- struct part_info *part;
-};
-
-__weak int board_fastboot_erase_partition_setup(char *name)
-{
- return 0;
-}
-
-__weak int board_fastboot_write_partition_setup(char *name)
-{
- return 0;
-}
-
-static int fb_nand_lookup(const char *partname,
- struct mtd_info **mtd,
- struct part_info **part)
-{
- struct mtd_device *dev;
- int ret;
- u8 pnum;
-
- ret = mtdparts_init();
- if (ret) {
- pr_err("Cannot initialize MTD partitions\n");
- fastboot_fail("cannot init mtdparts");
- return ret;
- }
-
- ret = find_dev_and_part(partname, &dev, &pnum, part);
- if (ret) {
- pr_err("cannot find partition: '%s'", partname);
- fastboot_fail("cannot find partition");
- return ret;
- }
-
- if (dev->id->type != MTD_DEV_TYPE_NAND) {
- pr_err("partition '%s' is not stored on a NAND device",
- partname);
- fastboot_fail("not a NAND device");
- return -EINVAL;
- }
-
- *mtd = get_nand_dev_by_index(dev->id->num);
-
- return 0;
-}
-
-static int _fb_nand_erase(struct mtd_info *mtd, struct part_info *part)
-{
- nand_erase_options_t opts;
- int ret;
-
- memset(&opts, 0, sizeof(opts));
- opts.offset = part->offset;
- opts.length = part->size;
- opts.quiet = 1;
-
- printf("Erasing blocks 0x%llx to 0x%llx\n",
- part->offset, part->offset + part->size);
-
- ret = nand_erase_opts(mtd, &opts);
- if (ret)
- return ret;
-
- printf("........ erased 0x%llx bytes from '%s'\n",
- part->size, part->name);
-
- return 0;
-}
-
-static int _fb_nand_write(struct mtd_info *mtd, struct part_info *part,
- void *buffer, unsigned int offset,
- unsigned int length, size_t *written)
-{
- int flags = WITH_WR_VERIFY;
-
-#ifdef CONFIG_FASTBOOT_FLASH_NAND_TRIMFFS
- flags |= WITH_DROP_FFS;
-#endif
-
- return nand_write_skip_bad(mtd, offset, &length, written,
- part->size - (offset - part->offset),
- buffer, flags);
-}
-
-static lbaint_t fb_nand_sparse_write(struct sparse_storage *info,
- lbaint_t blk, lbaint_t blkcnt, const void *buffer)
-{
- struct fb_nand_sparse *sparse = info->priv;
- size_t written;
- int ret;
-
- ret = _fb_nand_write(sparse->mtd, sparse->part, (void *)buffer,
- blk * info->blksz,
- blkcnt * info->blksz, &written);
- if (ret < 0) {
- printf("Failed to write sparse chunk\n");
- return ret;
- }
-
-/* TODO - verify that the value "written" includes the "bad-blocks" ... */
-
- /*
- * the return value must be 'blkcnt' ("good-blocks") plus the
- * number of "bad-blocks" encountered within this space...
- */
- return written / info->blksz;
-}
-
-static lbaint_t fb_nand_sparse_reserve(struct sparse_storage *info,
- lbaint_t blk, lbaint_t blkcnt)
-{
- int bad_blocks = 0;
-
-/*
- * TODO - implement a function to determine the total number
- * of blocks which must be used in order to reserve the specified
- * number ("blkcnt") of "good-blocks", starting at "blk"...
- * ( possibly something like the "check_skip_len()" function )
- */
-
- /*
- * the return value must be 'blkcnt' ("good-blocks") plus the
- * number of "bad-blocks" encountered within this space...
- */
- return blkcnt + bad_blocks;
-}
-
-void fb_nand_flash_write(const char *cmd, void *download_buffer,
- unsigned int download_bytes)
-{
- struct part_info *part;
- struct mtd_info *mtd = NULL;
- int ret;
-
- ret = fb_nand_lookup(cmd, &mtd, &part);
- if (ret) {
- pr_err("invalid NAND device");
- fastboot_fail("invalid NAND device");
- return;
- }
-
- ret = board_fastboot_write_partition_setup(part->name);
- if (ret)
- return;
-
- if (is_sparse_image(download_buffer)) {
- struct fb_nand_sparse sparse_priv;
- struct sparse_storage sparse;
-
- sparse_priv.mtd = mtd;
- sparse_priv.part = part;
-
- sparse.blksz = mtd->writesize;
- sparse.start = part->offset / sparse.blksz;
- sparse.size = part->size / sparse.blksz;
- sparse.write = fb_nand_sparse_write;
- sparse.reserve = fb_nand_sparse_reserve;
- sparse.mssg = fastboot_fail;
-
- printf("Flashing sparse image at offset " LBAFU "\n",
- sparse.start);
-
- sparse.priv = &sparse_priv;
- ret = write_sparse_image(&sparse, cmd, download_buffer);
- if (!ret)
- fastboot_okay("");
- } else {
- printf("Flashing raw image at offset 0x%llx\n",
- part->offset);
-
- ret = _fb_nand_write(mtd, part, download_buffer, part->offset,
- download_bytes, NULL);
-
- printf("........ wrote %u bytes to '%s'\n",
- download_bytes, part->name);
- }
-
- if (ret) {
- fastboot_fail("error writing the image");
- return;
- }
-
- fastboot_okay("");
-}
-
-void fb_nand_erase(const char *cmd)
-{
- struct part_info *part;
- struct mtd_info *mtd = NULL;
- int ret;
-
- ret = fb_nand_lookup(cmd, &mtd, &part);
- if (ret) {
- pr_err("invalid NAND device");
- fastboot_fail("invalid NAND device");
- return;
- }
-
- ret = board_fastboot_erase_partition_setup(part->name);
- if (ret)
- return;
-
- ret = _fb_nand_erase(mtd, part);
- if (ret) {
- pr_err("failed erasing from device %s", mtd->name);
- fastboot_fail("failed erasing from device");
- return;
- }
-
- fastboot_okay("");
-}
CONFIG_AUTOBOOT_PROMPT="Press SPACE to abort autoboot in %d seconds\n"
CONFIG_AUTOBOOT_DELAY_STR="d"
CONFIG_AUTOBOOT_STOP_STR=" "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_FASTBOOT_FLASH_MMC_DEV=1
CONFIG_CMD_SPL=y
CONFIG_AUTOBOOT_PROMPT="Press SPACE to abort autoboot in %d seconds\n"
CONFIG_AUTOBOOT_DELAY_STR="d"
CONFIG_AUTOBOOT_STOP_STR=" "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_CMD_SPL=y
# CONFIG_CMD_FLASH is not set
# CONFIG_CMD_SETEXPR is not set
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_MUSB_NEW_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_CMD_SPL=y
CONFIG_CMD_SPL_NAND_OFS=0x00080000
# CONFIG_CMD_FLASH is not set
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_MUSB_NEW_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_CMD_SPL=y
CONFIG_CMD_SPL_NAND_OFS=0x00080000
CONFIG_CMD_NAND=y
CONFIG_VERSION_VARIABLE=y
CONFIG_ARCH_MISC_INIT=y
CONFIG_BOARD_EARLY_INIT_F=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
# CONFIG_CMD_SETEXPR is not set
CONFIG_CMD_MTDPARTS=y
CONFIG_MTDIDS_DEFAULT="nor0=physmap-flash.0"
CONFIG_ARCH_MISC_INIT=y
CONFIG_SPL_MUSB_NEW_SUPPORT=y
CONFIG_SPL_SPI_LOAD=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
# CONFIG_CMD_FLASH is not set
# CONFIG_CMD_SETEXPR is not set
CONFIG_CMD_MTDPARTS=y
CONFIG_SPL_USB_GADGET_SUPPORT=y
CONFIG_SPL_USB_ETHER=y
# CONFIG_SPL_YMODEM_SUPPORT is not set
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_CMD_SPL=y
CONFIG_CMD_SPL_NAND_OFS=0x00080000
# CONFIG_CMD_FLASH is not set
CONFIG_SPL_DMA_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_FASTBOOT_BUF_SIZE=0x2F000000
CONFIG_FASTBOOT_USB_DEV=1
CONFIG_SPL_SEPARATE_BSS=y
CONFIG_SPL_DMA_SUPPORT=y
CONFIG_SPL_SPI_LOAD=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_FASTBOOT_BUF_SIZE=0x2F000000
CONFIG_FASTBOOT_USB_DEV=1
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x80000000
CONFIG_FASTBOOT_BUF_SIZE=0x1D000000
CONFIG_FASTBOOT_FLASH=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_HUSH_PARSER=y
# CONFIG_AUTOBOOT is not set
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x80000000
CONFIG_FASTBOOT_BUF_SIZE=0x7FF00000
CONFIG_FASTBOOT_FLASH=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_POWER_SUPPORT=y
CONFIG_SPL_YMODEM_SUPPORT=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_CMD_SPL=y
CONFIG_CMD_ASKENV=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_POWER_SUPPORT=y
CONFIG_SPL_YMODEM_SUPPORT=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_CMD_SPL=y
CONFIG_CMD_ASKENV=y
CONFIG_SPL_SPI_LOAD=y
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="CGT-QMX6-Quad U-Boot > "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_DFU=y
CONFIG_SPL_DMA_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SPL_SPI_LOAD=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_FASTBOOT_BUF_SIZE=0x2F000000
CONFIG_FASTBOOT_FLASH=y
CONFIG_SPL_SEPARATE_BSS=y
CONFIG_SPL_DMA_SUPPORT=y
CONFIG_SPL_SPI_LOAD=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_FASTBOOT_BUF_SIZE=0x2F000000
CONFIG_FASTBOOT_FLASH=y
CONFIG_SYS_EXTRA_OPTIONS="IMX_CONFIG=arch/arm/mach-imx/spl_sd.cfg"
CONFIG_BOOTDELAY=3
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_FASTBOOT_BUF_SIZE=0x10000000
CONFIG_FASTBOOT_FLASH=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION=2
CONFIG_SYS_PROMPT="kc1 # "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_FASTBOOT_BUF_SIZE=0x2000000
CONFIG_FASTBOOT_FLASH=y
# CONFIG_USE_BOOTCOMMAND is not set
CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE=y
CONFIG_BOARD_EARLY_INIT_F=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_MEMTEST=y
CONFIG_SYS_ALT_MEMTEST=y
CONFIG_SPL_USB_GADGET_SUPPORT=y
CONFIG_SPL_USB_SDP_SUPPORT=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_FASTBOOT_BUF_SIZE=0x10000000
CONFIG_FASTBOOT_FLASH=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SUPPORT_RAW_INITRD=y
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_HUSH_PARSER=y
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x12000000
CONFIG_CMD_BOOTZ=y
CONFIG_CMD_MEMTEST=y
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="BeagleBoard # "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_CMD_SPL=y
CONFIG_CMD_SPL_NAND_OFS=0x280000
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="OMAP3_EVM # "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_CMD_SPL=y
CONFIG_CMD_SPL_NAND_OFS=0x280000
CONFIG_SPL_MTD_SUPPORT=y
CONFIG_SPL_OS_BOOT=y
CONFIG_SYS_PROMPT="OMAP Logic # "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
# CONFIG_CMD_IMI is not set
CONFIG_CMD_SPL=y
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_PARTITION=2
# CONFIG_SPL_EXT_SUPPORT is not set
CONFIG_SYS_PROMPT="sniper # "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x82000000
CONFIG_FASTBOOT_BUF_SIZE=0x2000000
CONFIG_FASTBOOT_FLASH=y
CONFIG_BOOTARGS="console=ttyAS1,115200 CONSOLE=/dev/ttyAS1 consoleblank=0 root=/dev/mmcblk0p2 rootfstype=ext4 rw rootwait mem=992M@0x40000000 vmalloc=256m"
# CONFIG_DISPLAY_CPUINFO is not set
CONFIG_SYS_PROMPT="stih410-b2260 => "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_BUF_ADDR=0x40000000
CONFIG_FASTBOOT_BUF_SIZE=0x3DF00000
CONFIG_FASTBOOT_FLASH=y
CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_ATF=y
CONFIG_SYS_PROMPT="ZynqMP> "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_FASTBOOT_FLASH_MMC_DEV=0
CONFIG_CMD_THOR_DOWNLOAD=y
CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_ATF=y
CONFIG_SYS_PROMPT="ZynqMP> "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_CMD_THOR_DOWNLOAD=y
CONFIG_CMD_MEMTEST=y
CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_ATF=y
CONFIG_SYS_PROMPT="ZynqMP> "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_FASTBOOT_FLASH_MMC_DEV=0
CONFIG_CMD_THOR_DOWNLOAD=y
CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_ATF=y
CONFIG_SYS_PROMPT="ZynqMP> "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_FASTBOOT_FLASH_MMC_DEV=0
CONFIG_CMD_THOR_DOWNLOAD=y
CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_ATF=y
CONFIG_SYS_PROMPT="ZynqMP> "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_FASTBOOT_FLASH_MMC_DEV=0
CONFIG_CMD_THOR_DOWNLOAD=y
CONFIG_SPL_RAM_DEVICE=y
CONFIG_SPL_ATF=y
CONFIG_SYS_PROMPT="ZynqMP> "
-CONFIG_FASTBOOT=y
+CONFIG_USB_FUNCTION_FASTBOOT=y
CONFIG_FASTBOOT_FLASH=y
CONFIG_FASTBOOT_FLASH_MMC_DEV=0
CONFIG_CMD_THOR_DOWNLOAD=y
source "drivers/dma/Kconfig"
+source "drivers/fastboot/Kconfig"
+
source "drivers/firmware/Kconfig"
source "drivers/fpga/Kconfig"
obj-$(CONFIG_BOOTCOUNT_LIMIT) += bootcount/
obj-$(CONFIG_CPU) += cpu/
obj-y += crypto/
+ifneq ($(CONFIG_FASTBOOT_FLASH_MMC_DEV)$(CONFIG_FASTBOOT_FLASH_NAND_DEV),)
+obj-y += fastboot/
+endif
obj-y += firmware/
obj-$(CONFIG_FPGA) += fpga/
obj-y += misc/
--- /dev/null
+menu "Fastboot support"
+
+config FASTBOOT
+ bool
+ imply ANDROID_BOOT_IMAGE
+ imply CMD_FASTBOOT
+
+config USB_FUNCTION_FASTBOOT
+ bool "Enable USB fastboot gadget"
+ depends on USB_GADGET
+ default y if ARCH_SUNXI && USB_MUSB_GADGET
+ select FASTBOOT
+ select USB_GADGET_DOWNLOAD
+ help
+ This enables the USB part of the fastboot gadget.
+
+if FASTBOOT
+
+config FASTBOOT_BUF_ADDR
+ hex "Define FASTBOOT buffer address"
+ default 0x82000000 if MX6SX || MX6SL || MX6UL || MX6SLL
+ default 0x81000000 if ARCH_OMAP2PLUS
+ default 0x42000000 if ARCH_SUNXI && !MACH_SUN9I
+ default 0x22000000 if ARCH_SUNXI && MACH_SUN9I
+ default 0x60800800 if ROCKCHIP_RK3036 || ROCKCHIP_RK3188 || \
+ ROCKCHIP_RK322X
+ default 0x800800 if ROCKCHIP_RK3288 || ROCKCHIP_RK3329 || \
+ ROCKCHIP_RK3399
+ default 0x280000 if ROCKCHIP_RK3368
+ default 0x100000 if ARCH_ZYNQMP
+ help
+ The fastboot protocol requires a large memory buffer for
+ downloads. Define this to the starting RAM address to use for
+ downloaded images.
+
+config FASTBOOT_BUF_SIZE
+ hex "Define FASTBOOT buffer size"
+ default 0x8000000 if ARCH_ROCKCHIP
+ default 0x6000000 if ARCH_ZYNQMP
+ default 0x2000000 if ARCH_SUNXI
+ default 0x7000000
+ help
+ The fastboot protocol requires a large memory buffer for
+ downloads. This buffer should be as large as possible for a
+ platform. Define this to the size available RAM for fastboot.
+
+config FASTBOOT_USB_DEV
+ int "USB controller number"
+ depends on USB_FUNCTION_FASTBOOT
+ default 0
+ help
+ Some boards have USB OTG controller other than 0. Define this
+ option so it can be used in compiled environment (e.g. in
+ CONFIG_BOOTCOMMAND).
+
+config FASTBOOT_FLASH
+ bool "Enable FASTBOOT FLASH command"
+ default y if ARCH_SUNXI
+ help
+ The fastboot protocol includes a "flash" command for writing
+ the downloaded image to a non-volatile storage device. Define
+ this to enable the "fastboot flash" command.
+
+choice
+ prompt "Flash provider for FASTBOOT"
+ depends on FASTBOOT_FLASH
+
+config FASTBOOT_FLASH_MMC
+ bool "FASTBOOT on MMC"
+ depends on MMC
+
+config FASTBOOT_FLASH_NAND
+ bool "FASTBOOT on NAND"
+ depends on NAND
+
+endchoice
+
+config FASTBOOT_FLASH_MMC_DEV
+ int "Define FASTBOOT MMC FLASH default device"
+ depends on FASTBOOT_FLASH_MMC
+ default 0 if ARCH_SUNXI && MMC_SUNXI_SLOT_EXTRA = -1
+ default 1 if ARCH_SUNXI && MMC_SUNXI_SLOT_EXTRA != -1
+ help
+ The fastboot "flash" command requires additional information
+ regarding the non-volatile storage device. Define this to
+ the eMMC device that fastboot should use to store the image.
+
+config FASTBOOT_FLASH_NAND_DEV
+ int "Define FASTBOOT NAND FLASH default device"
+ depends on FASTBOOT_FLASH_NAND
+ depends on CMD_MTDPARTS
+ default 0 if ARCH_SUNXI && NAND_SUNXI
+ help
+ The fastboot "flash" command requires additional information
+ regarding the non-volatile storage device. Define this to
+ the NAND device that fastboot should use to store the image.
+
+config FASTBOOT_GPT_NAME
+ string "Target name for updating GPT"
+ depends on FASTBOOT_FLASH
+ default "gpt"
+ help
+ The fastboot "flash" command supports writing the downloaded
+ image to the Protective MBR and the Primary GUID Partition
+ Table. (Additionally, this downloaded image is post-processed
+ to generate and write the Backup GUID Partition Table.)
+ This occurs when the specified "partition name" on the
+ "fastboot flash" command line matches the value defined here.
+ The default target name for updating GPT is "gpt".
+
+config FASTBOOT_MBR_NAME
+ string "Target name for updating MBR"
+ depends on FASTBOOT_FLASH
+ default "mbr"
+ help
+ The fastboot "flash" command allows to write the downloaded image
+ to the Master Boot Record. This occurs when the "partition name"
+ specified on the "fastboot flash" command line matches the value
+ defined here. The default target name for updating MBR is "mbr".
+
+endif # FASTBOOT
+
+endmenu
--- /dev/null
+# SPDX-License-Identifier: GPL-2.0+
+
+ifdef CONFIG_FASTBOOT_FLASH_MMC_DEV
+obj-y += fb_mmc.o
+endif
+ifdef CONFIG_FASTBOOT_FLASH_NAND_DEV
+obj-y += fb_nand.o
+endif
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2014 Broadcom Corporation.
+ */
+
+#include <config.h>
+#include <common.h>
+#include <blk.h>
+#include <fastboot.h>
+#include <fb_mmc.h>
+#include <image-sparse.h>
+#include <part.h>
+#include <mmc.h>
+#include <div64.h>
+#include <linux/compat.h>
+#include <android_image.h>
+
+/*
+ * FIXME: Ensure we always set these names via Kconfig once xxx_PARTITION is
+ * migrated
+ */
+#ifndef CONFIG_FASTBOOT_GPT_NAME
+#define CONFIG_FASTBOOT_GPT_NAME "gpt"
+#endif
+
+
+#ifndef CONFIG_FASTBOOT_MBR_NAME
+#define CONFIG_FASTBOOT_MBR_NAME "mbr"
+#endif
+
+#define BOOT_PARTITION_NAME "boot"
+
+struct fb_mmc_sparse {
+ struct blk_desc *dev_desc;
+};
+
+static int part_get_info_by_name_or_alias(struct blk_desc *dev_desc,
+ const char *name, disk_partition_t *info)
+{
+ int ret;
+
+ ret = part_get_info_by_name(dev_desc, name, info);
+ if (ret < 0) {
+ /* strlen("fastboot_partition_alias_") + 32(part_name) + 1 */
+ char env_alias_name[25 + 32 + 1];
+ char *aliased_part_name;
+
+ /* check for alias */
+ strcpy(env_alias_name, "fastboot_partition_alias_");
+ strncat(env_alias_name, name, 32);
+ aliased_part_name = env_get(env_alias_name);
+ if (aliased_part_name != NULL)
+ ret = part_get_info_by_name(dev_desc,
+ aliased_part_name, info);
+ }
+ return ret;
+}
+
+static lbaint_t fb_mmc_sparse_write(struct sparse_storage *info,
+ lbaint_t blk, lbaint_t blkcnt, const void *buffer)
+{
+ struct fb_mmc_sparse *sparse = info->priv;
+ struct blk_desc *dev_desc = sparse->dev_desc;
+
+ return blk_dwrite(dev_desc, blk, blkcnt, buffer);
+}
+
+static lbaint_t fb_mmc_sparse_reserve(struct sparse_storage *info,
+ lbaint_t blk, lbaint_t blkcnt)
+{
+ return blkcnt;
+}
+
+static void write_raw_image(struct blk_desc *dev_desc, disk_partition_t *info,
+ const char *part_name, void *buffer,
+ unsigned int download_bytes)
+{
+ lbaint_t blkcnt;
+ lbaint_t blks;
+
+ /* determine number of blocks to write */
+ blkcnt = ((download_bytes + (info->blksz - 1)) & ~(info->blksz - 1));
+ blkcnt = lldiv(blkcnt, info->blksz);
+
+ if (blkcnt > info->size) {
+ pr_err("too large for partition: '%s'\n", part_name);
+ fastboot_fail("too large for partition");
+ return;
+ }
+
+ puts("Flashing Raw Image\n");
+
+ blks = blk_dwrite(dev_desc, info->start, blkcnt, buffer);
+ if (blks != blkcnt) {
+ pr_err("failed writing to device %d\n", dev_desc->devnum);
+ fastboot_fail("failed writing to device");
+ return;
+ }
+
+ printf("........ wrote " LBAFU " bytes to '%s'\n", blkcnt * info->blksz,
+ part_name);
+ fastboot_okay("");
+}
+
+#ifdef CONFIG_ANDROID_BOOT_IMAGE
+/**
+ * Read Android boot image header from boot partition.
+ *
+ * @param[in] dev_desc MMC device descriptor
+ * @param[in] info Boot partition info
+ * @param[out] hdr Where to store read boot image header
+ *
+ * @return Boot image header sectors count or 0 on error
+ */
+static lbaint_t fb_mmc_get_boot_header(struct blk_desc *dev_desc,
+ disk_partition_t *info,
+ struct andr_img_hdr *hdr)
+{
+ ulong sector_size; /* boot partition sector size */
+ lbaint_t hdr_sectors; /* boot image header sectors count */
+ int res;
+
+ /* Calculate boot image sectors count */
+ sector_size = info->blksz;
+ hdr_sectors = DIV_ROUND_UP(sizeof(struct andr_img_hdr), sector_size);
+ if (hdr_sectors == 0) {
+ pr_err("invalid number of boot sectors: 0");
+ fastboot_fail("invalid number of boot sectors: 0");
+ return 0;
+ }
+
+ /* Read the boot image header */
+ res = blk_dread(dev_desc, info->start, hdr_sectors, (void *)hdr);
+ if (res != hdr_sectors) {
+ pr_err("cannot read header from boot partition");
+ fastboot_fail("cannot read header from boot partition");
+ return 0;
+ }
+
+ /* Check boot header magic string */
+ res = android_image_check_header(hdr);
+ if (res != 0) {
+ pr_err("bad boot image magic");
+ fastboot_fail("boot partition not initialized");
+ return 0;
+ }
+
+ return hdr_sectors;
+}
+
+/**
+ * Write downloaded zImage to boot partition and repack it properly.
+ *
+ * @param dev_desc MMC device descriptor
+ * @param download_buffer Address to fastboot buffer with zImage in it
+ * @param download_bytes Size of fastboot buffer, in bytes
+ *
+ * @return 0 on success or -1 on error
+ */
+static int fb_mmc_update_zimage(struct blk_desc *dev_desc,
+ void *download_buffer,
+ unsigned int download_bytes)
+{
+ uintptr_t hdr_addr; /* boot image header address */
+ struct andr_img_hdr *hdr; /* boot image header */
+ lbaint_t hdr_sectors; /* boot image header sectors */
+ u8 *ramdisk_buffer;
+ u32 ramdisk_sector_start;
+ u32 ramdisk_sectors;
+ u32 kernel_sector_start;
+ u32 kernel_sectors;
+ u32 sectors_per_page;
+ disk_partition_t info;
+ int res;
+
+ puts("Flashing zImage\n");
+
+ /* Get boot partition info */
+ res = part_get_info_by_name(dev_desc, BOOT_PARTITION_NAME, &info);
+ if (res < 0) {
+ pr_err("cannot find boot partition");
+ fastboot_fail("cannot find boot partition");
+ return -1;
+ }
+
+ /* Put boot image header in fastboot buffer after downloaded zImage */
+ hdr_addr = (uintptr_t)download_buffer + ALIGN(download_bytes, PAGE_SIZE);
+ hdr = (struct andr_img_hdr *)hdr_addr;
+
+ /* Read boot image header */
+ hdr_sectors = fb_mmc_get_boot_header(dev_desc, &info, hdr);
+ if (hdr_sectors == 0) {
+ pr_err("unable to read boot image header");
+ fastboot_fail("unable to read boot image header");
+ return -1;
+ }
+
+ /* Check if boot image has second stage in it (we don't support it) */
+ if (hdr->second_size > 0) {
+ pr_err("moving second stage is not supported yet");
+ fastboot_fail("moving second stage is not supported yet");
+ return -1;
+ }
+
+ /* Extract ramdisk location */
+ sectors_per_page = hdr->page_size / info.blksz;
+ ramdisk_sector_start = info.start + sectors_per_page;
+ ramdisk_sector_start += DIV_ROUND_UP(hdr->kernel_size, hdr->page_size) *
+ sectors_per_page;
+ ramdisk_sectors = DIV_ROUND_UP(hdr->ramdisk_size, hdr->page_size) *
+ sectors_per_page;
+
+ /* Read ramdisk and put it in fastboot buffer after boot image header */
+ ramdisk_buffer = (u8 *)hdr + (hdr_sectors * info.blksz);
+ res = blk_dread(dev_desc, ramdisk_sector_start, ramdisk_sectors,
+ ramdisk_buffer);
+ if (res != ramdisk_sectors) {
+ pr_err("cannot read ramdisk from boot partition");
+ fastboot_fail("cannot read ramdisk from boot partition");
+ return -1;
+ }
+
+ /* Write new kernel size to boot image header */
+ hdr->kernel_size = download_bytes;
+ res = blk_dwrite(dev_desc, info.start, hdr_sectors, (void *)hdr);
+ if (res == 0) {
+ pr_err("cannot writeback boot image header");
+ fastboot_fail("cannot write back boot image header");
+ return -1;
+ }
+
+ /* Write the new downloaded kernel */
+ kernel_sector_start = info.start + sectors_per_page;
+ kernel_sectors = DIV_ROUND_UP(hdr->kernel_size, hdr->page_size) *
+ sectors_per_page;
+ res = blk_dwrite(dev_desc, kernel_sector_start, kernel_sectors,
+ download_buffer);
+ if (res == 0) {
+ pr_err("cannot write new kernel");
+ fastboot_fail("cannot write new kernel");
+ return -1;
+ }
+
+ /* Write the saved ramdisk back */
+ ramdisk_sector_start = info.start + sectors_per_page;
+ ramdisk_sector_start += DIV_ROUND_UP(hdr->kernel_size, hdr->page_size) *
+ sectors_per_page;
+ res = blk_dwrite(dev_desc, ramdisk_sector_start, ramdisk_sectors,
+ ramdisk_buffer);
+ if (res == 0) {
+ pr_err("cannot write back original ramdisk");
+ fastboot_fail("cannot write back original ramdisk");
+ return -1;
+ }
+
+ puts("........ zImage was updated in boot partition\n");
+ fastboot_okay("");
+ return 0;
+}
+#endif
+
+void fb_mmc_flash_write(const char *cmd, void *download_buffer,
+ unsigned int download_bytes)
+{
+ struct blk_desc *dev_desc;
+ disk_partition_t info;
+
+ dev_desc = blk_get_dev("mmc", CONFIG_FASTBOOT_FLASH_MMC_DEV);
+ if (!dev_desc || dev_desc->type == DEV_TYPE_UNKNOWN) {
+ pr_err("invalid mmc device\n");
+ fastboot_fail("invalid mmc device");
+ return;
+ }
+
+#if CONFIG_IS_ENABLED(EFI_PARTITION)
+ if (strcmp(cmd, CONFIG_FASTBOOT_GPT_NAME) == 0) {
+ printf("%s: updating MBR, Primary and Backup GPT(s)\n",
+ __func__);
+ if (is_valid_gpt_buf(dev_desc, download_buffer)) {
+ printf("%s: invalid GPT - refusing to write to flash\n",
+ __func__);
+ fastboot_fail("invalid GPT partition");
+ return;
+ }
+ if (write_mbr_and_gpt_partitions(dev_desc, download_buffer)) {
+ printf("%s: writing GPT partitions failed\n", __func__);
+ fastboot_fail("writing GPT partitions failed");
+ return;
+ }
+ printf("........ success\n");
+ fastboot_okay("");
+ return;
+ }
+#endif
+
+#if CONFIG_IS_ENABLED(DOS_PARTITION)
+ if (strcmp(cmd, CONFIG_FASTBOOT_MBR_NAME) == 0) {
+ printf("%s: updating MBR\n", __func__);
+ if (is_valid_dos_buf(download_buffer)) {
+ printf("%s: invalid MBR - refusing to write to flash\n",
+ __func__);
+ fastboot_fail("invalid MBR partition");
+ return;
+ }
+ if (write_mbr_partition(dev_desc, download_buffer)) {
+ printf("%s: writing MBR partition failed\n", __func__);
+ fastboot_fail("writing MBR partition failed");
+ return;
+ }
+ printf("........ success\n");
+ fastboot_okay("");
+ return;
+ }
+#endif
+
+#ifdef CONFIG_ANDROID_BOOT_IMAGE
+ if (strncasecmp(cmd, "zimage", 6) == 0) {
+ fb_mmc_update_zimage(dev_desc, download_buffer, download_bytes);
+ return;
+ }
+#endif
+
+ if (part_get_info_by_name_or_alias(dev_desc, cmd, &info) < 0) {
+ pr_err("cannot find partition: '%s'\n", cmd);
+ fastboot_fail("cannot find partition");
+ return;
+ }
+
+ if (is_sparse_image(download_buffer)) {
+ struct fb_mmc_sparse sparse_priv;
+ struct sparse_storage sparse;
+ int err;
+
+ sparse_priv.dev_desc = dev_desc;
+
+ sparse.blksz = info.blksz;
+ sparse.start = info.start;
+ sparse.size = info.size;
+ sparse.write = fb_mmc_sparse_write;
+ sparse.reserve = fb_mmc_sparse_reserve;
+ sparse.mssg = fastboot_fail;
+
+ printf("Flashing sparse image at offset " LBAFU "\n",
+ sparse.start);
+
+ sparse.priv = &sparse_priv;
+ err = write_sparse_image(&sparse, cmd, download_buffer);
+ if (!err)
+ fastboot_okay("");
+ } else {
+ write_raw_image(dev_desc, &info, cmd, download_buffer,
+ download_bytes);
+ }
+}
+
+void fb_mmc_erase(const char *cmd)
+{
+ int ret;
+ struct blk_desc *dev_desc;
+ disk_partition_t info;
+ lbaint_t blks, blks_start, blks_size, grp_size;
+ struct mmc *mmc = find_mmc_device(CONFIG_FASTBOOT_FLASH_MMC_DEV);
+
+ if (mmc == NULL) {
+ pr_err("invalid mmc device");
+ fastboot_fail("invalid mmc device");
+ return;
+ }
+
+ dev_desc = blk_get_dev("mmc", CONFIG_FASTBOOT_FLASH_MMC_DEV);
+ if (!dev_desc || dev_desc->type == DEV_TYPE_UNKNOWN) {
+ pr_err("invalid mmc device");
+ fastboot_fail("invalid mmc device");
+ return;
+ }
+
+ ret = part_get_info_by_name_or_alias(dev_desc, cmd, &info);
+ if (ret < 0) {
+ pr_err("cannot find partition: '%s'", cmd);
+ fastboot_fail("cannot find partition");
+ return;
+ }
+
+ /* Align blocks to erase group size to avoid erasing other partitions */
+ grp_size = mmc->erase_grp_size;
+ blks_start = (info.start + grp_size - 1) & ~(grp_size - 1);
+ if (info.size >= grp_size)
+ blks_size = (info.size - (blks_start - info.start)) &
+ (~(grp_size - 1));
+ else
+ blks_size = 0;
+
+ printf("Erasing blocks " LBAFU " to " LBAFU " due to alignment\n",
+ blks_start, blks_start + blks_size);
+
+ blks = blk_derase(dev_desc, blks_start, blks_size);
+ if (blks != blks_size) {
+ pr_err("failed erasing from device %d", dev_desc->devnum);
+ fastboot_fail("failed erasing from device");
+ return;
+ }
+
+ printf("........ erased " LBAFU " bytes from '%s'\n",
+ blks_size * info.blksz, cmd);
+ fastboot_okay("");
+}
--- /dev/null
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2014 Broadcom Corporation.
+ * Copyright 2015 Free Electrons.
+ */
+
+#include <config.h>
+#include <common.h>
+
+#include <fastboot.h>
+#include <image-sparse.h>
+
+#include <linux/mtd/mtd.h>
+#include <jffs2/jffs2.h>
+#include <nand.h>
+
+struct fb_nand_sparse {
+ struct mtd_info *mtd;
+ struct part_info *part;
+};
+
+__weak int board_fastboot_erase_partition_setup(char *name)
+{
+ return 0;
+}
+
+__weak int board_fastboot_write_partition_setup(char *name)
+{
+ return 0;
+}
+
+static int fb_nand_lookup(const char *partname,
+ struct mtd_info **mtd,
+ struct part_info **part)
+{
+ struct mtd_device *dev;
+ int ret;
+ u8 pnum;
+
+ ret = mtdparts_init();
+ if (ret) {
+ pr_err("Cannot initialize MTD partitions\n");
+ fastboot_fail("cannot init mtdparts");
+ return ret;
+ }
+
+ ret = find_dev_and_part(partname, &dev, &pnum, part);
+ if (ret) {
+ pr_err("cannot find partition: '%s'", partname);
+ fastboot_fail("cannot find partition");
+ return ret;
+ }
+
+ if (dev->id->type != MTD_DEV_TYPE_NAND) {
+ pr_err("partition '%s' is not stored on a NAND device",
+ partname);
+ fastboot_fail("not a NAND device");
+ return -EINVAL;
+ }
+
+ *mtd = get_nand_dev_by_index(dev->id->num);
+
+ return 0;
+}
+
+static int _fb_nand_erase(struct mtd_info *mtd, struct part_info *part)
+{
+ nand_erase_options_t opts;
+ int ret;
+
+ memset(&opts, 0, sizeof(opts));
+ opts.offset = part->offset;
+ opts.length = part->size;
+ opts.quiet = 1;
+
+ printf("Erasing blocks 0x%llx to 0x%llx\n",
+ part->offset, part->offset + part->size);
+
+ ret = nand_erase_opts(mtd, &opts);
+ if (ret)
+ return ret;
+
+ printf("........ erased 0x%llx bytes from '%s'\n",
+ part->size, part->name);
+
+ return 0;
+}
+
+static int _fb_nand_write(struct mtd_info *mtd, struct part_info *part,
+ void *buffer, unsigned int offset,
+ unsigned int length, size_t *written)
+{
+ int flags = WITH_WR_VERIFY;
+
+#ifdef CONFIG_FASTBOOT_FLASH_NAND_TRIMFFS
+ flags |= WITH_DROP_FFS;
+#endif
+
+ return nand_write_skip_bad(mtd, offset, &length, written,
+ part->size - (offset - part->offset),
+ buffer, flags);
+}
+
+static lbaint_t fb_nand_sparse_write(struct sparse_storage *info,
+ lbaint_t blk, lbaint_t blkcnt, const void *buffer)
+{
+ struct fb_nand_sparse *sparse = info->priv;
+ size_t written;
+ int ret;
+
+ ret = _fb_nand_write(sparse->mtd, sparse->part, (void *)buffer,
+ blk * info->blksz,
+ blkcnt * info->blksz, &written);
+ if (ret < 0) {
+ printf("Failed to write sparse chunk\n");
+ return ret;
+ }
+
+/* TODO - verify that the value "written" includes the "bad-blocks" ... */
+
+ /*
+ * the return value must be 'blkcnt' ("good-blocks") plus the
+ * number of "bad-blocks" encountered within this space...
+ */
+ return written / info->blksz;
+}
+
+static lbaint_t fb_nand_sparse_reserve(struct sparse_storage *info,
+ lbaint_t blk, lbaint_t blkcnt)
+{
+ int bad_blocks = 0;
+
+/*
+ * TODO - implement a function to determine the total number
+ * of blocks which must be used in order to reserve the specified
+ * number ("blkcnt") of "good-blocks", starting at "blk"...
+ * ( possibly something like the "check_skip_len()" function )
+ */
+
+ /*
+ * the return value must be 'blkcnt' ("good-blocks") plus the
+ * number of "bad-blocks" encountered within this space...
+ */
+ return blkcnt + bad_blocks;
+}
+
+void fb_nand_flash_write(const char *cmd, void *download_buffer,
+ unsigned int download_bytes)
+{
+ struct part_info *part;
+ struct mtd_info *mtd = NULL;
+ int ret;
+
+ ret = fb_nand_lookup(cmd, &mtd, &part);
+ if (ret) {
+ pr_err("invalid NAND device");
+ fastboot_fail("invalid NAND device");
+ return;
+ }
+
+ ret = board_fastboot_write_partition_setup(part->name);
+ if (ret)
+ return;
+
+ if (is_sparse_image(download_buffer)) {
+ struct fb_nand_sparse sparse_priv;
+ struct sparse_storage sparse;
+
+ sparse_priv.mtd = mtd;
+ sparse_priv.part = part;
+
+ sparse.blksz = mtd->writesize;
+ sparse.start = part->offset / sparse.blksz;
+ sparse.size = part->size / sparse.blksz;
+ sparse.write = fb_nand_sparse_write;
+ sparse.reserve = fb_nand_sparse_reserve;
+ sparse.mssg = fastboot_fail;
+
+ printf("Flashing sparse image at offset " LBAFU "\n",
+ sparse.start);
+
+ sparse.priv = &sparse_priv;
+ ret = write_sparse_image(&sparse, cmd, download_buffer);
+ if (!ret)
+ fastboot_okay("");
+ } else {
+ printf("Flashing raw image at offset 0x%llx\n",
+ part->offset);
+
+ ret = _fb_nand_write(mtd, part, download_buffer, part->offset,
+ download_bytes, NULL);
+
+ printf("........ wrote %u bytes to '%s'\n",
+ download_bytes, part->name);
+ }
+
+ if (ret) {
+ fastboot_fail("error writing the image");
+ return;
+ }
+
+ fastboot_okay("");
+}
+
+void fb_nand_erase(const char *cmd)
+{
+ struct part_info *part;
+ struct mtd_info *mtd = NULL;
+ int ret;
+
+ ret = fb_nand_lookup(cmd, &mtd, &part);
+ if (ret) {
+ pr_err("invalid NAND device");
+ fastboot_fail("invalid NAND device");
+ return;
+ }
+
+ ret = board_fastboot_erase_partition_setup(part->name);
+ if (ret)
+ return;
+
+ ret = _fb_nand_erase(mtd, part);
+ if (ret) {
+ pr_err("failed erasing from device %s", mtd->name);
+ fastboot_fail("failed erasing from device");
+ return;
+ }
+
+ fastboot_okay("");
+}
projects / u-boot / commitdiff