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author | orivej <orivej@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:44:49 +0300 |
commit | 718c552901d703c502ccbefdfc3c9028d608b947 (patch) | |
tree | 46534a98bbefcd7b1f3faa5b52c138ab27db75b7 /contrib/libs/linux-headers/linux/rtc.h | |
parent | e9656aae26e0358d5378e5b63dcac5c8dbe0e4d0 (diff) | |
download | ydb-718c552901d703c502ccbefdfc3c9028d608b947.tar.gz |
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 1 of 2.
Diffstat (limited to 'contrib/libs/linux-headers/linux/rtc.h')
-rw-r--r-- | contrib/libs/linux-headers/linux/rtc.h | 232 |
1 files changed, 116 insertions, 116 deletions
diff --git a/contrib/libs/linux-headers/linux/rtc.h b/contrib/libs/linux-headers/linux/rtc.h index 8189871626..9698e31559 100644 --- a/contrib/libs/linux-headers/linux/rtc.h +++ b/contrib/libs/linux-headers/linux/rtc.h @@ -1,116 +1,116 @@ -/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ -/* - * Generic RTC interface. - * This version contains the part of the user interface to the Real Time Clock - * service. It is used with both the legacy mc146818 and also EFI - * Struct rtc_time and first 12 ioctl by Paul Gortmaker, 1996 - separated out - * from <linux/mc146818rtc.h> to this file for 2.4 kernels. - * - * Copyright (C) 1999 Hewlett-Packard Co. - * Copyright (C) 1999 Stephane Eranian <eranian@hpl.hp.com> - */ -#ifndef _LINUX_RTC_H_ -#define _LINUX_RTC_H_ - -#include <linux/const.h> -#include <linux/ioctl.h> - -/* - * The struct used to pass data via the following ioctl. Similar to the - * struct tm in <time.h>, but it needs to be here so that the kernel - * source is self contained, allowing cross-compiles, etc. etc. - */ - -struct rtc_time { - int tm_sec; - int tm_min; - int tm_hour; - int tm_mday; - int tm_mon; - int tm_year; - int tm_wday; - int tm_yday; - int tm_isdst; -}; - -/* - * This data structure is inspired by the EFI (v0.92) wakeup - * alarm API. - */ -struct rtc_wkalrm { - unsigned char enabled; /* 0 = alarm disabled, 1 = alarm enabled */ - unsigned char pending; /* 0 = alarm not pending, 1 = alarm pending */ - struct rtc_time time; /* time the alarm is set to */ -}; - -/* - * Data structure to control PLL correction some better RTC feature - * pll_value is used to get or set current value of correction, - * the rest of the struct is used to query HW capabilities. - * This is modeled after the RTC used in Q40/Q60 computers but - * should be sufficiently flexible for other devices - * - * +ve pll_value means clock will run faster by - * pll_value*pll_posmult/pll_clock - * -ve pll_value means clock will run slower by - * pll_value*pll_negmult/pll_clock - */ - -struct rtc_pll_info { - int pll_ctrl; /* placeholder for fancier control */ - int pll_value; /* get/set correction value */ - int pll_max; /* max +ve (faster) adjustment value */ - int pll_min; /* max -ve (slower) adjustment value */ - int pll_posmult; /* factor for +ve correction */ - int pll_negmult; /* factor for -ve correction */ - long pll_clock; /* base PLL frequency */ -}; - -/* - * ioctl calls that are permitted to the /dev/rtc interface, if - * any of the RTC drivers are enabled. - */ - -#define RTC_AIE_ON _IO('p', 0x01) /* Alarm int. enable on */ -#define RTC_AIE_OFF _IO('p', 0x02) /* ... off */ -#define RTC_UIE_ON _IO('p', 0x03) /* Update int. enable on */ -#define RTC_UIE_OFF _IO('p', 0x04) /* ... off */ -#define RTC_PIE_ON _IO('p', 0x05) /* Periodic int. enable on */ -#define RTC_PIE_OFF _IO('p', 0x06) /* ... off */ -#define RTC_WIE_ON _IO('p', 0x0f) /* Watchdog int. enable on */ -#define RTC_WIE_OFF _IO('p', 0x10) /* ... off */ - -#define RTC_ALM_SET _IOW('p', 0x07, struct rtc_time) /* Set alarm time */ -#define RTC_ALM_READ _IOR('p', 0x08, struct rtc_time) /* Read alarm time */ -#define RTC_RD_TIME _IOR('p', 0x09, struct rtc_time) /* Read RTC time */ -#define RTC_SET_TIME _IOW('p', 0x0a, struct rtc_time) /* Set RTC time */ -#define RTC_IRQP_READ _IOR('p', 0x0b, unsigned long) /* Read IRQ rate */ -#define RTC_IRQP_SET _IOW('p', 0x0c, unsigned long) /* Set IRQ rate */ -#define RTC_EPOCH_READ _IOR('p', 0x0d, unsigned long) /* Read epoch */ -#define RTC_EPOCH_SET _IOW('p', 0x0e, unsigned long) /* Set epoch */ - -#define RTC_WKALM_SET _IOW('p', 0x0f, struct rtc_wkalrm)/* Set wakeup alarm*/ -#define RTC_WKALM_RD _IOR('p', 0x10, struct rtc_wkalrm)/* Get wakeup alarm*/ - -#define RTC_PLL_GET _IOR('p', 0x11, struct rtc_pll_info) /* Get PLL correction */ -#define RTC_PLL_SET _IOW('p', 0x12, struct rtc_pll_info) /* Set PLL correction */ - -#define RTC_VL_DATA_INVALID _BITUL(0) /* Voltage too low, RTC data is invalid */ -#define RTC_VL_BACKUP_LOW _BITUL(1) /* Backup voltage is low */ -#define RTC_VL_BACKUP_EMPTY _BITUL(2) /* Backup empty or not present */ -#define RTC_VL_ACCURACY_LOW _BITUL(3) /* Voltage is low, RTC accuracy is reduced */ - -#define RTC_VL_READ _IOR('p', 0x13, unsigned int) /* Voltage low detection */ -#define RTC_VL_CLR _IO('p', 0x14) /* Clear voltage low information */ - -/* interrupt flags */ -#define RTC_IRQF 0x80 /* Any of the following is active */ -#define RTC_PF 0x40 /* Periodic interrupt */ -#define RTC_AF 0x20 /* Alarm interrupt */ -#define RTC_UF 0x10 /* Update interrupt for 1Hz RTC */ - - -#define RTC_MAX_FREQ 8192 - - -#endif /* _LINUX_RTC_H_ */ +/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ +/* + * Generic RTC interface. + * This version contains the part of the user interface to the Real Time Clock + * service. It is used with both the legacy mc146818 and also EFI + * Struct rtc_time and first 12 ioctl by Paul Gortmaker, 1996 - separated out + * from <linux/mc146818rtc.h> to this file for 2.4 kernels. + * + * Copyright (C) 1999 Hewlett-Packard Co. + * Copyright (C) 1999 Stephane Eranian <eranian@hpl.hp.com> + */ +#ifndef _LINUX_RTC_H_ +#define _LINUX_RTC_H_ + +#include <linux/const.h> +#include <linux/ioctl.h> + +/* + * The struct used to pass data via the following ioctl. Similar to the + * struct tm in <time.h>, but it needs to be here so that the kernel + * source is self contained, allowing cross-compiles, etc. etc. + */ + +struct rtc_time { + int tm_sec; + int tm_min; + int tm_hour; + int tm_mday; + int tm_mon; + int tm_year; + int tm_wday; + int tm_yday; + int tm_isdst; +}; + +/* + * This data structure is inspired by the EFI (v0.92) wakeup + * alarm API. + */ +struct rtc_wkalrm { + unsigned char enabled; /* 0 = alarm disabled, 1 = alarm enabled */ + unsigned char pending; /* 0 = alarm not pending, 1 = alarm pending */ + struct rtc_time time; /* time the alarm is set to */ +}; + +/* + * Data structure to control PLL correction some better RTC feature + * pll_value is used to get or set current value of correction, + * the rest of the struct is used to query HW capabilities. + * This is modeled after the RTC used in Q40/Q60 computers but + * should be sufficiently flexible for other devices + * + * +ve pll_value means clock will run faster by + * pll_value*pll_posmult/pll_clock + * -ve pll_value means clock will run slower by + * pll_value*pll_negmult/pll_clock + */ + +struct rtc_pll_info { + int pll_ctrl; /* placeholder for fancier control */ + int pll_value; /* get/set correction value */ + int pll_max; /* max +ve (faster) adjustment value */ + int pll_min; /* max -ve (slower) adjustment value */ + int pll_posmult; /* factor for +ve correction */ + int pll_negmult; /* factor for -ve correction */ + long pll_clock; /* base PLL frequency */ +}; + +/* + * ioctl calls that are permitted to the /dev/rtc interface, if + * any of the RTC drivers are enabled. + */ + +#define RTC_AIE_ON _IO('p', 0x01) /* Alarm int. enable on */ +#define RTC_AIE_OFF _IO('p', 0x02) /* ... off */ +#define RTC_UIE_ON _IO('p', 0x03) /* Update int. enable on */ +#define RTC_UIE_OFF _IO('p', 0x04) /* ... off */ +#define RTC_PIE_ON _IO('p', 0x05) /* Periodic int. enable on */ +#define RTC_PIE_OFF _IO('p', 0x06) /* ... off */ +#define RTC_WIE_ON _IO('p', 0x0f) /* Watchdog int. enable on */ +#define RTC_WIE_OFF _IO('p', 0x10) /* ... off */ + +#define RTC_ALM_SET _IOW('p', 0x07, struct rtc_time) /* Set alarm time */ +#define RTC_ALM_READ _IOR('p', 0x08, struct rtc_time) /* Read alarm time */ +#define RTC_RD_TIME _IOR('p', 0x09, struct rtc_time) /* Read RTC time */ +#define RTC_SET_TIME _IOW('p', 0x0a, struct rtc_time) /* Set RTC time */ +#define RTC_IRQP_READ _IOR('p', 0x0b, unsigned long) /* Read IRQ rate */ +#define RTC_IRQP_SET _IOW('p', 0x0c, unsigned long) /* Set IRQ rate */ +#define RTC_EPOCH_READ _IOR('p', 0x0d, unsigned long) /* Read epoch */ +#define RTC_EPOCH_SET _IOW('p', 0x0e, unsigned long) /* Set epoch */ + +#define RTC_WKALM_SET _IOW('p', 0x0f, struct rtc_wkalrm)/* Set wakeup alarm*/ +#define RTC_WKALM_RD _IOR('p', 0x10, struct rtc_wkalrm)/* Get wakeup alarm*/ + +#define RTC_PLL_GET _IOR('p', 0x11, struct rtc_pll_info) /* Get PLL correction */ +#define RTC_PLL_SET _IOW('p', 0x12, struct rtc_pll_info) /* Set PLL correction */ + +#define RTC_VL_DATA_INVALID _BITUL(0) /* Voltage too low, RTC data is invalid */ +#define RTC_VL_BACKUP_LOW _BITUL(1) /* Backup voltage is low */ +#define RTC_VL_BACKUP_EMPTY _BITUL(2) /* Backup empty or not present */ +#define RTC_VL_ACCURACY_LOW _BITUL(3) /* Voltage is low, RTC accuracy is reduced */ + +#define RTC_VL_READ _IOR('p', 0x13, unsigned int) /* Voltage low detection */ +#define RTC_VL_CLR _IO('p', 0x14) /* Clear voltage low information */ + +/* interrupt flags */ +#define RTC_IRQF 0x80 /* Any of the following is active */ +#define RTC_PF 0x40 /* Periodic interrupt */ +#define RTC_AF 0x20 /* Alarm interrupt */ +#define RTC_UF 0x10 /* Update interrupt for 1Hz RTC */ + + +#define RTC_MAX_FREQ 8192 + + +#endif /* _LINUX_RTC_H_ */ |