drgreen/android_device_google_gs-common
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storage: dump UFS error history when capturing bugreport

Browse Source 
Bug: 264001741
Test: capture bugreport
Change-Id: Ie910377c6378240188ff09b2a686efb02b2ac972
Signed-off-by: Randall Huang <huangrandall@google.com>
This commit is contained in:
Randall Huang 2023-10-13 17:06:46 +08:00
parent 59b961ceeb
commit c299df119e
5 changed files with 109 additions and 0 deletions
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94
storage/dump_storage.cpp
View File

@ -16,16 +16,47 @@
#include <dump/pixel_dump.h>
#include <android-base/file.h>
#include <android-base/stringprintf.h>
#include <android-base/properties.h>
#include <string.h>
#include <stdio.h>
#include <log/log.h>
#include <regex>
#include <fstream>
#include <map>
#define F2FS_FSCK_TIME_PROPERTY "ro.boottime.init.fsck.data"
#define F2FS_MNT_TIME_PROPERTY "ro.boottime.init.mount.data"
#define BOOTDEVICE_PROPERTY "ro.boot.bootdevice"
#define BUILD_TYPE_PROPERTY "ro.build.type"
void read_buffer(int buf_id, int total_len, const char* path)
{
int i, len;
system("mkdir -m 0770 -p /data/vendor/storage/");
auto cmd = android::base::StringPrintf("rm -f /data/vendor/storage/%s\n", path);
system(cmd.c_str());
for (i=0;i<=total_len;i+=524288) {
if (total_len-i < 524288) {
len = total_len-i;
printf("/vendor/bin/sg_read_buffer -m 0x1c -i %d -l %d -o %d -r /dev/sg3 >> /data/vendor/storage/%s\n",
buf_id, len, i, path);
auto cmd = android::base::StringPrintf(
"/vendor/bin/sg_read_buffer -m 0x1c -i %d -l %d -o %d -r /dev/sg3 >> /data/vendor/storage/%s\n",
buf_id, len, i, path);
system(cmd.c_str());
break;
}
len = 524288;
printf("/vendor/bin/sg_read_buffer -m 0x1c -i %d -l %d -o %d -r /dev/sg3 >> /data/vendor/storage/%s\n",
buf_id, len, i, path);
auto cmd = android::base::StringPrintf(
"/vendor/bin/sg_read_buffer -m 0x1c -i %d -l %d -o %d -r /dev/sg3 >> /data/vendor/storage/%s\n",
buf_id, len, i, path);
system(cmd.c_str());
}
}
int main() {
//F2FS
@ -146,5 +177,68 @@ int main() {
"",
"/dev/sys/block/bootdevice/health_descriptor/life_time_estimation_c");
printf("\n------ UFS error history ------\n");
std::string build_type = android::base::GetProperty(BUILD_TYPE_PROPERTY, "");
if (build_type == "userdebug") {
std::string sg_read_buffer = "/vendor/bin/sg_read_buffer";
std::ifstream sg_read_buffer_file(sg_read_buffer.c_str());
if (sg_read_buffer_file.is_open()) {
const std::string ufs_ver_path(
"/dev/sys/block/bootdevice/device_descriptor/specification_version");
std::ifstream ufs_ver_file(ufs_ver_path);
std::string ufs_ver;
if (ufs_ver_file.is_open()) {
ufs_ver_file >> ufs_ver;
ufs_ver_file.close();
}
if (strcmp(ufs_ver.c_str(), "0x0210")) {
const std::string ufs_brand_path("/sys/block/sda/device/vendor");
std::ifstream ufs_brand_file(ufs_brand_path);
std::string ufs_brand;
if (ufs_brand_file.is_open()) {
ufs_brand_file >> ufs_brand;
ufs_brand_file.close();
}
std::map<std::string, int> const table =
{
{"MICRON", 0x12C},
{"KIOXIA", 0x198},
{"SKhynix", 0x1AD},
{"SAMSUNG", 0x1CE}
};
auto ufs_vendor_id = table.find(ufs_brand);
if (ufs_vendor_id != table.end()) {
switch(ufs_vendor_id->second){
case 0x12C: //MICRON
read_buffer(16, 2097152, "micron_10_ufs_err_history.dat");
read_buffer(18, 10485760, "micron_12_ufs_err_history.dat");
read_buffer(19, 10485760, "micron_13_ufs_err_history.dat");
break;
case 0x198: //KIOXIA
read_buffer(16, 16773120, "kioxia_10_ufs_err_history.dat");
read_buffer(17, 2097152, "kioxia_11_ufs_err_history.dat");
read_buffer(18, 131072, "kioxia_12_ufs_err_history.dat");
break;
case 0x1AD: //SKhynix
read_buffer(0, 4096, "hynix_00_ufs_err_history.dat");
read_buffer(16, 131072, "skhynix_10_ufs_err_history.dat");
read_buffer(17, 131072, "skhynix_11_ufs_err_history.dat");
read_buffer(18, 131072, "skhynix_12_ufs_err_history.dat");
read_buffer(19, 131072, "skhynix_13_ufs_err_history.dat");
break;
case 0x1CE: //SAMSUNG
read_buffer(16, 8404992, "samsung_10_ufs_err_history.dat");
break;
default:
break;
}
}
sg_read_buffer_file.close();
}
} else
printf("sg_read_buffer does not exist\n");
}
return 0;
}

1
storage/init.storage.rc
View File

@ -1,2 +1,3 @@
on property:ro.build.type=userdebug
write /dev/sys/block/bootdevice/pixel/enable_pixel_ufs_logging 1
chown system /dev/sg3

9
storage/sepolicy/dump_storage.te
View File

@ -6,6 +6,15 @@ allow dump_storage sysfs_scsi_devices_0000:file r_file_perms;
userdebug_or_eng(`
allow dump_storage debugfs_f2fs:dir r_dir_perms;
allow dump_storage debugfs_f2fs:file r_file_perms;
allow dump_storage sg_device:chr_file rw_file_perms;
allow dump_storage proc:file r_file_perms;
allow dump_storage vendor_shell_exec:file execute_no_trans;
allow dump_storage vendor_toolbox_exec:file execute_no_trans;
allow dump_storage sg_util_exec:file execute_no_trans;
allow dump_storage vendor_data_file:dir create_dir_perms;
allow dump_storage vendor_data_file:file create_file_perms;
allow dump_storage dump_storage_data_file:dir rw_dir_perms;
allow dump_storage dump_storage_data_file:file create_file_perms;
')
get_prop(dump_storage, boottime_public_prop)

2
storage/sepolicy/file.te
View File

@ -1 +1,3 @@
type debugfs_f2fs, debugfs_type, fs_type;
type dump_storage_data_file, file_type, data_file_type;
type sg_util_exec, exec_type, vendor_file_type, file_type;

3
storage/sepolicy/file_contexts
View File

@ -1,2 +1,5 @@
/vendor/bin/dump/dump_storage u:object_r:dump_storage_exec:s0
/sys/devices/platform/[0-9]+\.ufs/pixel/enable_pixel_ufs_logging u:object_r:sysfs_scsi_devices_0000:s0
/dev/sg[0-9] u:object_r:sg_device:s0
/data/vendor/storage(/.*)? u:object_r:dump_storage_data_file:s0
/vendor/bin/sg_read_buffer u:object_r:sg_util_exec:s0