157 lines
4.4 KiB
C
157 lines
4.4 KiB
C
#include <signal.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <stdio.h>
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#include "flashutils/flashutils.h"
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#ifndef BOARD_BML_BOOT
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#define BOARD_BML_BOOT "/dev/block/bml7"
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#endif
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#ifndef BOARD_BML_RECOVERY
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#define BOARD_BML_RECOVERY "/dev/block/bml8"
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#endif
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int the_flash_type = UNKNOWN;
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int device_flash_type()
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{
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if (the_flash_type == UNKNOWN) {
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if (access(BOARD_BML_BOOT, F_OK) == 0) {
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the_flash_type = BML;
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} else if (access("/proc/emmc", F_OK) == 0) {
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the_flash_type = MMC;
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} else if (access("/proc/mtd", F_OK) == 0) {
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the_flash_type = MTD;
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} else {
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the_flash_type = UNSUPPORTED;
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}
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}
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return the_flash_type;
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}
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char* get_default_filesystem()
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{
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return device_flash_type() == MMC ? "ext3" : "yaffs2";
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}
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int get_flash_type(const char* partitionType) {
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int type = UNSUPPORTED;
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if (strcmp(partitionType, "mtd") == 0)
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type = MTD;
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else if (strcmp(partitionType, "emmc") == 0)
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type = MMC;
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else if (strcmp(partitionType, "bml") == 0)
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type = BML;
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return type;
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}
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static int detect_partition(const char *partitionType, const char *partition)
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{
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int type = device_flash_type();
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if (strstr(partition, "/dev/block/mtd") != NULL)
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type = MTD;
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else if (strstr(partition, "/dev/block/mmc") != NULL)
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type = MMC;
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else if (strstr(partition, "/dev/block/bml") != NULL)
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type = BML;
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if (partitionType != NULL) {
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type = get_flash_type(partitionType);
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}
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return type;
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}
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int restore_raw_partition(const char* partitionType, const char *partition, const char *filename)
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{
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int type = detect_partition(partitionType, partition);
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switch (type) {
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case MTD:
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return cmd_mtd_restore_raw_partition(partition, filename);
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case MMC:
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return cmd_mmc_restore_raw_partition(partition, filename);
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case BML:
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return cmd_bml_restore_raw_partition(partition, filename);
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default:
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return -1;
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}
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}
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int backup_raw_partition(const char* partitionType, const char *partition, const char *filename)
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{
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int type = detect_partition(partitionType, partition);
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switch (type) {
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case MTD:
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return cmd_mtd_backup_raw_partition(partition, filename);
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case MMC:
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return cmd_mmc_backup_raw_partition(partition, filename);
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case BML:
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return cmd_bml_backup_raw_partition(partition, filename);
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default:
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printf("unable to detect device type");
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return -1;
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}
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}
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int erase_raw_partition(const char* partitionType, const char *partition)
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{
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int type = detect_partition(partitionType, partition);
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switch (type) {
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case MTD:
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return cmd_mtd_erase_raw_partition(partition);
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case MMC:
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return cmd_mmc_erase_raw_partition(partition);
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case BML:
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return cmd_bml_erase_raw_partition(partition);
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default:
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return -1;
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}
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}
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int erase_partition(const char *partition, const char *filesystem)
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{
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int type = detect_partition(NULL, partition);
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switch (type) {
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case MTD:
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return cmd_mtd_erase_partition(partition, filesystem);
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case MMC:
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return cmd_mmc_erase_partition(partition, filesystem);
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case BML:
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return cmd_bml_erase_partition(partition, filesystem);
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default:
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return -1;
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}
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}
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int mount_partition(const char *partition, const char *mount_point, const char *filesystem, int read_only)
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{
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int type = detect_partition(NULL, partition);
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switch (type) {
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case MTD:
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return cmd_mtd_mount_partition(partition, mount_point, filesystem, read_only);
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case MMC:
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return cmd_mmc_mount_partition(partition, mount_point, filesystem, read_only);
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case BML:
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return cmd_bml_mount_partition(partition, mount_point, filesystem, read_only);
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default:
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return -1;
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}
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}
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int get_partition_device(const char *partition, char *device)
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{
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int type = device_flash_type();
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switch (type) {
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case MTD:
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return cmd_mtd_get_partition_device(partition, device);
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case MMC:
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return cmd_mmc_get_partition_device(partition, device);
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case BML:
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return cmd_bml_get_partition_device(partition, device);
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default:
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return -1;
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}
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}
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