441 lines
13 KiB
C
441 lines
13 KiB
C
/* sec_bsp.c
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*
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* Copyright (C) 2016 Samsung Electronics
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#include <linux/seq_file.h>
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#include <linux/fs.h>
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#include <linux/proc_fs.h>
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#include <linux/device.h>
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#include <linux/smp.h>
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#include <linux/sched.h>
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#include <linux/sched/clock.h>
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#include <linux/sec_class.h>
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#include <linux/sec_ext.h>
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#include <linux/slab.h>
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#include <linux/module.h>
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struct boot_event {
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const char *string;
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unsigned int time;
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int freq[2];
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int online;
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int temp[4];
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int order;
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};
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static struct boot_event boot_initcall[] = {
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{"early",},
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{"core",},
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{"postcore",},
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{"arch",},
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{"subsys",},
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{"fs",},
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{"device",},
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{"late",},
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};
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static struct boot_event boot_events[] = {
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{"!@Boot: start init process", },
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{"!@Boot: Begin of preload()", },
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{"!@Boot: End of preload()", },
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{"!@Boot: Entered the Android system server!", },
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{"!@Boot: Start PackageManagerService", },
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{"!@Boot: End PackageManagerService", },
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{"!@Boot: Loop forever", },
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{"!@Boot: performEnableScreen", },
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{"!@Boot: Enabling Screen!", },
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{"!@Boot: bootcomplete", },
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{"!@Boot: Voice SVC is acquired", },
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{"!@Boot: Data SVC is acquired", },
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{"!@Boot: setIconVisibility: ims_volte: [SHOW]", },
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{"!@Boot_SVC : PhoneApp OnCrate", },
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{"!@Boot_DEBUG: start networkManagement", },
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{"!@Boot_DEBUG: end networkManagement", },
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{"!@Boot_DEBUG: finishUserUnlockedCompleted", },
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{"!@Boot_DEBUG: Launcher.onCreate()", },
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{"!@Boot_DEBUG: Launcher.LoaderTask.run() start", },
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{"!@Boot_DEBUG: Launcher.HomeLoader.bindPageItems()-finish first Bind", },
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{"!@Boot_SVC : RIL_UNSOL_RIL_CONNECTED", },
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{"!@Boot_SVC : setRadioPower on", },
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{"!@Boot_SVC : setUiccSubscription", },
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{"!@Boot_SVC : SIM onAllRecordsLoaded", },
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{"!@Boot_SVC : RUIM onAllRecordsLoaded", },
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{"!@Boot_SVC : setupDataCall", },
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{"!@Boot_SVC : Response setupDataCall", },
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{"!@Boot_SVC : onDataConnectionAttached", },
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{"!@Boot_SVC : IMSI Ready", },
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{"!@Boot_SVC : completeConnection", },
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};
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#define MAX_LENGTH_OF_BOOTING_LOG 90
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#define DELAY_TIME_EBS 10000
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#define MAX_EVENTS_EBS 130
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struct enhanced_boot_time {
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struct list_head next;
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char buf[MAX_LENGTH_OF_BOOTING_LOG];
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unsigned int time;
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int freq[2];
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int online;
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};
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static bool bootcompleted = false;
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static bool ebs_finished = false;
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unsigned long long boot_complete_time = 0;
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static int events_ebs = 0;
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#ifdef CONFIG_SEC_DEVICE_BOOTSTAT
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LIST_HEAD(device_init_time_list);
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#endif
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static LIST_HEAD(systemserver_init_time_list);
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LIST_HEAD(enhanced_boot_time_list);
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static int mct_start_kernel;
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int board_rev;
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int bootingtime_preloader;
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int bootingtime_lk;
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static int board_rev_setup(char *str)
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{
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int n;
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if (!get_option(&str, &n))
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return 0;
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board_rev = n;
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return 1;
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}
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__setup("androidboot.revision=", board_rev_setup);
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static int __init boottime_preloader_setup(char *str)
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{
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int time = 0;
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time = memparse(str, NULL);
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bootingtime_preloader = time;
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return 0;
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}
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early_param("bootprof.pl_t", boottime_preloader_setup);
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static int __init boottime_lk_setup(char *str)
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{
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int time = 0;
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time = memparse(str, NULL);
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bootingtime_lk = time;
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return 0;
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}
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early_param("bootprof.lk_t", boottime_lk_setup);
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void sec_boot_stat_set_bl_boot_time(int pl_t, int lk_t)
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{
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bootingtime_preloader = pl_t;
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bootingtime_lk = lk_t;
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mct_start_kernel = bootingtime_preloader + bootingtime_lk;
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pr_info("bootingtime_preloader=%d, bootingtime_lk=%d, mct_start_kernel=%d\n", bootingtime_preloader, bootingtime_lk, mct_start_kernel);
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}
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void sec_boot_stat_get_start_kernel(void)
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{
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mct_start_kernel = bootingtime_preloader + bootingtime_lk;
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pr_info("mct_start_kernel=%d\n", mct_start_kernel);
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}
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void sec_boot_stat_add_initcall(const char *s)
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{
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int i = 0;
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unsigned long long t = 0;
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for (i = 0; i < ARRAY_SIZE(boot_initcall); i++) {
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if (!strcmp(s, boot_initcall[i].string)) {
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t = local_clock();
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do_div(t, 1000000);
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boot_initcall[i].time = (unsigned int)t;
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break;
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}
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}
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}
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void sec_enhanced_boot_stat_record(const char *buf)
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{
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unsigned long long t = 0;
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struct enhanced_boot_time *entry;
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entry = kmalloc(sizeof(*entry), GFP_KERNEL);
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if (!entry)
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return;
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strncpy(entry->buf, buf, MAX_LENGTH_OF_BOOTING_LOG);
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entry->buf[MAX_LENGTH_OF_BOOTING_LOG-1] = '\0';
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t = local_clock();
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do_div(t, 1000000);
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entry->time = (unsigned int)t;
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list_add(&entry->next, &enhanced_boot_time_list);
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events_ebs++;
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}
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static int prev;
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void sec_boot_stat_add(const char *c)
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{
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int i = 0;
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unsigned long long t = 0;
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if (bootcompleted && !ebs_finished) {
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t = local_clock();
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do_div(t, 1000000);
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if ((t - boot_complete_time) >= DELAY_TIME_EBS)
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ebs_finished = true;
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}
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// Collect Boot_EBS from java side
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if (!ebs_finished && events_ebs < MAX_EVENTS_EBS){
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if (!strncmp(c, "!@Boot_EBS: ", 12)) {
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sec_enhanced_boot_stat_record(c + 12);
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return;
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}
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else if (!strncmp(c, "!@Boot_EBS_", 11)) {
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sec_enhanced_boot_stat_record(c);
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return;
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}
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}
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if (!bootcompleted && !strncmp(c, "!@Boot_SystemServer: ", 21)) {
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struct systemserver_init_time_entry *entry;
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entry = kmalloc(sizeof(struct systemserver_init_time_entry), GFP_KERNEL);
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if (!entry)
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return;
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strncpy(entry->buf, c + 21, MAX_LENGTH_OF_SYSTEMSERVER_LOG);
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entry->buf[MAX_LENGTH_OF_SYSTEMSERVER_LOG - 1] = '\0';
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list_add(&entry->next, &systemserver_init_time_list);
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return;
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}
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for (i = 0; i < ARRAY_SIZE(boot_events); i++) {
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if (!strcmp(c, boot_events[i].string)) {
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if (boot_events[i].time == 0) {
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boot_events[prev].order = i;
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prev = i;
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t = local_clock();
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do_div(t, 1000000);
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boot_events[i].time = (unsigned int)t;
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}
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// careful check bootcomplete message index 9
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if(i == 9) {
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bootcompleted = true;
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boot_complete_time = local_clock();
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do_div(boot_complete_time, 1000000);
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}
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break;
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}
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}
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}
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void print_format(struct boot_event *data,
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struct seq_file *m, int index, int delta)
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{
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seq_printf(m, "%-50s %6u %6u %6d %4d %4d L%d%d%d%d B%d%d%d%d %2d %2d %2d %2d\n",
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data[index].string, data[index].time + mct_start_kernel,
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data[index].time, delta,
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data[index].freq[0]/1000,
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data[index].freq[1]/1000,
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data[index].online&1,
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(data[index].online>>1)&1,
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(data[index].online>>2)&1,
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(data[index].online>>3)&1,
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(data[index].online>>4)&1,
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(data[index].online>>5)&1,
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(data[index].online>>6)&1,
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(data[index].online>>7)&1,
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data[index].temp[0],
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data[index].temp[1],
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data[index].temp[2],
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data[index].temp[3]
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);
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}
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static int sec_boot_stat_proc_show(struct seq_file *m, void *v)
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{
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int i = 0, last_time = 0;
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#ifdef CONFIG_SEC_DEVICE_BOOTSTAT
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struct device_init_time_entry *entry;
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#endif
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struct systemserver_init_time_entry *systemserver_entry;
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seq_puts(m, "boot event\t\t\t\t\t time ktime delta f_c0 f_c1 online mask B L G I\n");
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seq_puts(m, "---------------------------------------------------------------------------------------------------------\n");
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seq_puts(m, "BOOTLOADER - KERNEL\n");
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seq_puts(m, "---------------------------------------------------------------------------------------------------------\n");
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seq_printf(m, "start booting on bootloader \t\t\t %6u %6u %6u\n", 0, 0, 0);
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seq_printf(m, "start booting on kernel \t\t\t %6u %6u %6u\n", mct_start_kernel, 0, mct_start_kernel);
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for (i = 0; i < ARRAY_SIZE(boot_initcall); i++) {
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print_format(boot_initcall, m, i, boot_initcall[i].time - last_time);
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last_time = boot_initcall[i].time;
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}
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seq_puts(m, "---------------------------------------------------------------------------------------------------------\n");
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seq_puts(m, "FRAMEWORK\n");
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seq_puts(m, "---------------------------------------------------------------------------------------------------------\n");
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i = 0;
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do {
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print_format(boot_events, m, i, boot_events[i].time - last_time);
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last_time = boot_events[i].time;
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if (i != boot_events[i].order)
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i = boot_events[i].order;
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else
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break;
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}
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while (0 < i && i < ARRAY_SIZE(boot_events));
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#ifdef CONFIG_SEC_DEVICE_BOOTSTAT
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seq_printf(m, "\ndevice init time over %d ms\n\n",
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DEVICE_INIT_TIME_100MS / 1000);
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list_for_each_entry (entry, &device_init_time_list, next)
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seq_printf(m, "%-20s : %lld usces\n", entry->buf, entry->duration);
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#endif
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seq_puts(m, "---------------------------------------------------------------------------------------------------------\n");
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seq_puts(m, "SystemServer services that took long time\n\n");
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list_for_each_entry (systemserver_entry, &systemserver_init_time_list, next)
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seq_printf(m, "%s\n",systemserver_entry->buf);
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return 0;
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}
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static int sec_boot_stat_proc_open(struct inode *inode, struct file *file)
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{
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return single_open(file, sec_boot_stat_proc_show, NULL);
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}
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static const struct file_operations sec_boot_stat_proc_fops = {
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.open = sec_boot_stat_proc_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static int sec_enhanced_boot_stat_proc_show(struct seq_file *m, void *v)
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{
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size_t i = 0;
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unsigned int last_time = 0;
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struct enhanced_boot_time *entry;
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seq_printf(m, "%-90s %6s %6s %6s\n", "Boot Events", "time", "ktime", "delta");
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seq_puts(m, "---------------------------------------------------------------------------------------------------------------\n");
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seq_puts(m, "BOOTLOADER - KERNEL\n");
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seq_puts(m, "---------------------------------------------------------------------------------------------------------------\n");
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seq_printf(m, "%-90s %6u %6u %6u %4d %4d %4d\n", "!@Boot_EBS_B: boot_time_pl_t", bootingtime_preloader, 0, bootingtime_preloader, 0, 0, 0);
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seq_printf(m, "%-90s %6u %6u %6u %4d %4d %4d\n", "!@Boot_EBS_B: boot_time_lk", bootingtime_lk, 0, bootingtime_lk, 0, 0, 0);
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seq_printf(m, "%-90s %6u %6u %6u %4d %4d %4d\n", "!@Boot_EBS_B: boot_time_kernel", mct_start_kernel, 0, mct_start_kernel, 0, 0, 0);
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seq_printf(m, "%-90s %6u %6u %6u\n", "start booting on bootloader", 0, 0, 0);
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seq_printf(m, "%-90s %6u %6u %6u\n", "start booting on kernel", mct_start_kernel, 0, mct_start_kernel);
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for (i = 0; i < ARRAY_SIZE(boot_initcall); i++) {
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seq_printf(m, "%-90s %6u %6u %6u\n", boot_initcall[i].string, boot_initcall[i].time + mct_start_kernel, boot_initcall[i].time,
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boot_initcall[i].time - last_time);
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last_time = boot_initcall[i].time;
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}
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seq_puts(m, "---------------------------------------------------------------------------------------------------------------\n");
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seq_puts(m, "FRAMEWORK\n");
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seq_puts(m, "---------------------------------------------------------------------------------------------------------------\n");
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list_for_each_entry_reverse (entry, &enhanced_boot_time_list, next){
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if (entry->buf[0] == '!') {
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seq_printf(m, "%-90s %6u %6u %6u\n", entry->buf, entry->time + mct_start_kernel, entry->time, entry->time - last_time);
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last_time = entry->time;
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}
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else {
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seq_printf(m, "%-90s %6u %6u\n", entry->buf, entry->time + mct_start_kernel, entry->time);
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}
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}
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return 0;
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}
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static int sec_enhanced_boot_stat_proc_open(struct inode *inode, struct file *file)
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{
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return single_open(file, sec_enhanced_boot_stat_proc_show, NULL);
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}
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static const struct file_operations sec_enhanced_boot_stat_proc_fops = {
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.open = sec_enhanced_boot_stat_proc_open,
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.read = seq_read,
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.llseek = seq_lseek,
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.release = single_release,
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};
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static ssize_t store_boot_stat(struct device *dev,
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struct device_attribute *attr, const char *buf, size_t count)
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{
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unsigned long long t = 0;
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// Collect Boot_EBS from native side
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if (!ebs_finished && events_ebs < MAX_EVENTS_EBS) {
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if (!strncmp(buf, "!@Boot_EBS: ", 12)) {
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sec_enhanced_boot_stat_record(buf + 12);
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return count;
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}
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else if (!strncmp(buf, "!@Boot_EBS_", 11)) {
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sec_enhanced_boot_stat_record(buf);
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return count;
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}
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}
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if (!strncmp(buf, "!@Boot: start init process", 26)) {
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t = local_clock();
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do_div(t, 1000000);
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boot_events[0].time = (unsigned int)t;
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}
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return count;
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}
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static DEVICE_ATTR(boot_stat, 0220, NULL, store_boot_stat);
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static int __init sec_bsp_init(void)
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{
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struct proc_dir_entry *entry;
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struct proc_dir_entry *enhanced_entry;
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struct device *dev;
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// proc
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entry = proc_create("boot_stat", S_IRUGO, NULL,
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&sec_boot_stat_proc_fops);
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if (!entry)
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return -ENOMEM;
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enhanced_entry = proc_create("enhanced_boot_stat", S_IRUGO, NULL, &sec_enhanced_boot_stat_proc_fops);
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if (!enhanced_entry)
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return -ENOMEM;
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// sysfs
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dev = sec_device_create(NULL, "bsp");
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BUG_ON(!dev);
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if (IS_ERR(dev))
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pr_err("%s:Failed to create devce\n", __func__);
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if (device_create_file(dev, &dev_attr_boot_stat) < 0)
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pr_err("%s: Failed to create device file\n", __func__);
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return 0;
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}
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module_init(sec_bsp_init);
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