diff options
Diffstat (limited to 'qemu/roms/u-boot/common/cmd_date.c')
| -rw-r--r-- | qemu/roms/u-boot/common/cmd_date.c | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/qemu/roms/u-boot/common/cmd_date.c b/qemu/roms/u-boot/common/cmd_date.c deleted file mode 100644 index e3491662b..000000000 --- a/qemu/roms/u-boot/common/cmd_date.c +++ /dev/null @@ -1,218 +0,0 @@ -/* - * (C) Copyright 2001 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * RTC, Date & Time support: get and set date & time - */ -#include <common.h> -#include <command.h> -#include <rtc.h> -#include <i2c.h> - -DECLARE_GLOBAL_DATA_PTR; - -static const char * const weekdays[] = { - "Sun", "Mon", "Tues", "Wednes", "Thurs", "Fri", "Satur", -}; - -#ifdef CONFIG_NEEDS_MANUAL_RELOC -#define RELOC(a) ((typeof(a))((unsigned long)(a) + gd->reloc_off)) -#else -#define RELOC(a) a -#endif - -int mk_date (const char *, struct rtc_time *); - -static int do_date(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - struct rtc_time tm; - int rcode = 0; - int old_bus; - - /* switch to correct I2C bus */ -#ifdef CONFIG_SYS_I2C - old_bus = i2c_get_bus_num(); - i2c_set_bus_num(CONFIG_SYS_RTC_BUS_NUM); -#else - old_bus = I2C_GET_BUS(); - I2C_SET_BUS(CONFIG_SYS_RTC_BUS_NUM); -#endif - - switch (argc) { - case 2: /* set date & time */ - if (strcmp(argv[1],"reset") == 0) { - puts ("Reset RTC...\n"); - rtc_reset (); - } else { - /* initialize tm with current time */ - rcode = rtc_get (&tm); - - if(!rcode) { - /* insert new date & time */ - if (mk_date (argv[1], &tm) != 0) { - puts ("## Bad date format\n"); - break; - } - /* and write to RTC */ - rcode = rtc_set (&tm); - if(rcode) - puts("## Set date failed\n"); - } else { - puts("## Get date failed\n"); - } - } - /* FALL TROUGH */ - case 1: /* get date & time */ - rcode = rtc_get (&tm); - - if (rcode) { - puts("## Get date failed\n"); - break; - } - - printf ("Date: %4d-%02d-%02d (%sday) Time: %2d:%02d:%02d\n", - tm.tm_year, tm.tm_mon, tm.tm_mday, - (tm.tm_wday<0 || tm.tm_wday>6) ? - "unknown " : RELOC(weekdays[tm.tm_wday]), - tm.tm_hour, tm.tm_min, tm.tm_sec); - - break; - default: - rcode = CMD_RET_USAGE; - } - - /* switch back to original I2C bus */ -#ifdef CONFIG_SYS_I2C - i2c_set_bus_num(old_bus); -#else - I2C_SET_BUS(old_bus); -#endif - - return rcode; -} - -/* - * simple conversion of two-digit string with error checking - */ -static int cnvrt2 (const char *str, int *valp) -{ - int val; - - if ((*str < '0') || (*str > '9')) - return (-1); - - val = *str - '0'; - - ++str; - - if ((*str < '0') || (*str > '9')) - return (-1); - - *valp = 10 * val + (*str - '0'); - - return (0); -} - -/* - * Convert date string: MMDDhhmm[[CC]YY][.ss] - * - * Some basic checking for valid values is done, but this will not catch - * all possible error conditions. - */ -int mk_date (const char *datestr, struct rtc_time *tmp) -{ - int len, val; - char *ptr; - - ptr = strchr (datestr,'.'); - len = strlen (datestr); - - /* Set seconds */ - if (ptr) { - int sec; - - *ptr++ = '\0'; - if ((len - (ptr - datestr)) != 2) - return (-1); - - len = strlen (datestr); - - if (cnvrt2 (ptr, &sec)) - return (-1); - - tmp->tm_sec = sec; - } else { - tmp->tm_sec = 0; - } - - if (len == 12) { /* MMDDhhmmCCYY */ - int year, century; - - if (cnvrt2 (datestr+ 8, ¢ury) || - cnvrt2 (datestr+10, &year) ) { - return (-1); - } - tmp->tm_year = 100 * century + year; - } else if (len == 10) { /* MMDDhhmmYY */ - int year, century; - - century = tmp->tm_year / 100; - if (cnvrt2 (datestr+ 8, &year)) - return (-1); - tmp->tm_year = 100 * century + year; - } - - switch (len) { - case 8: /* MMDDhhmm */ - /* fall thru */ - case 10: /* MMDDhhmmYY */ - /* fall thru */ - case 12: /* MMDDhhmmCCYY */ - if (cnvrt2 (datestr+0, &val) || - val > 12) { - break; - } - tmp->tm_mon = val; - if (cnvrt2 (datestr+2, &val) || - val > ((tmp->tm_mon==2) ? 29 : 31)) { - break; - } - tmp->tm_mday = val; - - if (cnvrt2 (datestr+4, &val) || - val > 23) { - break; - } - tmp->tm_hour = val; - - if (cnvrt2 (datestr+6, &val) || - val > 59) { - break; - } - tmp->tm_min = val; - - /* calculate day of week */ - GregorianDay (tmp); - - return (0); - default: - break; - } - - return (-1); -} - -/***************************************************/ - -U_BOOT_CMD( - date, 2, 1, do_date, - "get/set/reset date & time", - "[MMDDhhmm[[CC]YY][.ss]]\ndate reset\n" - " - without arguments: print date & time\n" - " - with numeric argument: set the system date & time\n" - " - with 'reset' argument: reset the RTC" -); |