alarm_mode.c

   1 #include <config.h>
   2 #include <common.h>
   3 #include <linux/types.h>
   4 #include <asm/arch/bits.h>
   5 #include <linux/string.h>
   6 #include <android_bootimg.h>
   7 #include <linux/mtd/mtd.h>
   8 #include <linux/mtd/nand.h>
   9 #include <nand.h>
  10 #include <android_boot.h>
  11 #include <environment.h>
  12 #include <jffs2/jffs2.h>
  13 #include <boot_mode.h>
  14
  15
  16 #define msleep(a) udelay(a * 1000)
  17 #define PROD_PART "prodnv"
  18
  19 extern int do_fs_file_read(char *mpart, char *filenm, void *buf, int len);
  20 extern unsigned int get_alarm_lead_set(void);
  21 extern void sprd_rtc_init(void);
  22 extern void sprd_rtc_set_alarm_sec(unsigned long secs);
  23 extern unsigned long sprd_rtc_get_alarm_sec(void);
  24 extern unsigned long sprd_rtc_get_sec(void);
  25 extern int sprd_is_poweroff_alarm(void);
  26
  27 int alarm_file_check(char *time_buf)
  28 {
  29         if(!do_fs_file_read(PROD_PART, "/alarm_flag", time_buf,200)){
  30                 return 1;
  31         }else{
  32                 return -1;
  33         }
  34 }
  35
  36 int poweron_file_check(char *time_buf)
  37 {
  38         if(!do_fs_file_read(PROD_PART, "/poweron_timeinmillis", time_buf,200)){
  39                 return 1;
  40         }else{
  41                 return -1;
  42         }
  43 }
  44
  45 void alarm_mode(void)
  46 {
  47     printf("%s\n", __func__);
  48
  49 #if BOOT_NATIVE_LINUX
  50     vlx_nand_boot(BOOT_PART, CONFIG_BOOTARGS " androidboot.mode=alarm", BACKLIGHT_OFF);
  51 #else
  52     vlx_nand_boot(BOOT_PART, "androidboot.mode=alarm", BACKLIGHT_OFF);
  53 #endif
  54 }
  55
  56
  57 static void uboot_rtc_set_alarm_sec(unsigned long secs)
  58 {
  59    int i=0;
  60    unsigned long read_secs;
  61    sprd_rtc_set_alarm_sec(secs);
  62    msleep(150);
  63    do {
  64       if(i!=0){
  65            sprd_rtc_set_alarm_sec(secs);
  66             msleep(150);
  67        }
  68       read_secs = sprd_rtc_get_alarm_sec();
  69       msleep(1);
  70       i++;
  71    }while(read_secs != secs && i < 100);
  72 }
  73
  74 #if 0
  75 int alarm_flag_check(void)
  76 {
  77         if (sprd_is_poweroff_alarm())
  78                 return 1;
  79         else
  80                 return 2;
  81 }
  82 #endif
  83
  84 int alarm_flag_check(void)
  85 {
  86         int ret = -1,ret1 = -1;
  87         long time = 0;
  88         long time1 = 0;
  89         unsigned long time_rtc= 0;
  90         unsigned long time_rtc1= 0;
  91         unsigned long now_rtc = 0;
  92         int time_lead = 0;
  93         char time_buf[200]={0};
  94         char time_buf1[200]={0};
  95
  96         memset(time_buf,0x0,200);
  97         memset(time_buf1,0x0,200);
  98
  99         ret = alarm_file_check(time_buf);
 100         if(ret > 0){
 101                 printf("file: alarm_flag exist\n");
 102                 printf("time get %s", time_buf);
 103                 time = simple_strtol(time_buf, NULL, 10);
 104                 time_rtc = time;
 105         }
 106         ret1 = poweron_file_check(time_buf1);
 107         if(ret1 > 0){
 108                 printf("file: poweron_timeinmillis exist\n");
 109                 printf("time get %s", time_buf1);
 110                 time1 = simple_strtol(time_buf1, NULL, 10);
 111                 time_rtc1 = time1;
 112         }
 113         sprd_rtc_init();
 114         now_rtc = sprd_rtc_get_sec();
 115         printf("now rtc %lu\n", now_rtc);
 116         time_lead = get_alarm_lead_set();
 117         time = time - now_rtc;
 118         time1 = time1 - now_rtc;
 119         if((time < time_lead +180) && (time > time_lead -10))
 120         {
 121                 if((time1 < time_lead +180) && (time1 > time_lead -10)&& (time -time1>50))
 122                         ret = 2;
 123                 else
 124                         ret = 1;
 125         }
 126         else if((time1 < time_lead +180) && (time1 > time_lead -10))
 127                 ret =2;
 128         else{
 129                 if (ret == -1&& ret1== -1) {
 130                         printf("file: all not found\n");
 131                 }else if(ret1== -1){
 132                         uboot_rtc_set_alarm_sec(time_rtc);
 133                 }else if(ret== -1){
 134                         uboot_rtc_set_alarm_sec(time_rtc1);
 135                 }else{
 136                         if(time_rtc1 > time_rtc){
 137                                 uboot_rtc_set_alarm_sec(time_rtc);
 138                         }else{
 139                                 uboot_rtc_set_alarm_sec(time_rtc1);
 140                         }
 141                 }
 142                 ret = 0;
 143         }
 144
 145         return ret;
 146 }