0 W  o W/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Include file for the interface to an APM BIOS * Copyright 1994-2001 Stephen Rothwell (sfr@canb.auug.org.au) */ #ifndef _LINUX_APM_H #define _LINUX_APM_H #include #define APM_CS (GDT_ENTRY_APMBIOS_BASE * 8) #define APM_CS_16 (APM_CS + 8) #define APM_DS (APM_CS_16 + 8) /* Results of APM Installation Check */ #define APM_16_BIT_SUPPORT 0x0001 #define APM_32_BIT_SUPPORT 0x0002 #define APM_IDLE_SLOWS_CLOCK 0x0004 #define APM_BIOS_DISABLED 0x0008 #define APM_BIOS_DISENGAGED 0x0010 /* * Data for APM that is persistent across module unload/load */ struct apm_info { struct apm_bios_info bios; unsigned short connection_version; int get_power_status_broken; int get_power_status_swabinminutes; int allow_ints; int forbid_idle; int realmode_power_off; int disabled; }; /* * The APM function codes */ #define APM_FUNC_INST_CHECK 0x5300 #define APM_FUNC_REAL_CONN 0x5301 #define APM_FUNC_16BIT_CONN 0x5302 #define APM_FUNC_32BIT_CONN 0x5303 #define APM_FUNC_DISCONN 0x5304 #define APM_FUNC_IDLE 0x5305 #define APM_FUNC_BUSY 0x5306 #define APM_FUNC_SET_STATE 0x5307 #define APM_FUNC_ENABLE_PM 0x5308 #define APM_FUNC_RESTORE_BIOS 0x5309 #define APM_FUNC_GET_STATUS 0x530a #define APM_FUNC_GET_EVENT 0x530b #define APM_FUNC_GET_STATE 0x530c #define APM_FUNC_ENABLE_DEV_PM 0x530d #define APM_FUNC_VERSION 0x530e #define APM_FUNC_ENGAGE_PM 0x530f #define APM_FUNC_GET_CAP 0x5310 #define APM_FUNC_RESUME_TIMER 0x5311 #define APM_FUNC_RESUME_ON_RING 0x5312 #define APM_FUNC_TIMER 0x5313 /* * Function code for APM_FUNC_RESUME_TIMER */ #define APM_FUNC_DISABLE_TIMER 0 #define APM_FUNC_GET_TIMER 1 #define APM_FUNC_SET_TIMER 2 /* * Function code for APM_FUNC_RESUME_ON_RING */ #define APM_FUNC_DISABLE_RING 0 #define APM_FUNC_ENABLE_RING 1 #define APM_FUNC_GET_RING 2 /* * Function code for APM_FUNC_TIMER_STATUS */ #define APM_FUNC_TIMER_DISABLE 0 #define APM_FUNC_TIMER_ENABLE 1 #define APM_FUNC_TIMER_GET 2 /* * in arch/i386/kernel/setup.c */ extern struct apm_info apm_info; /* * This is the "All Devices" ID communicated to the BIOS */ #define APM_DEVICE_BALL ((apm_info.connection_version > 0x0100) ? \ APM_DEVICE_ALL : APM_DEVICE_OLD_ALL) #endif /* LINUX_APM_H */ YYFile not found. [ e;C[/* SPDX-License-Identifier: GPL-2.0-only */ /* * Copyright (C) 2010 Marco Stornelli * Copyright (C) 2011 Kees Cook * Copyright (C) 2011 Google, Inc. */ #ifndef __LINUX_PSTORE_RAM_H__ #define __LINUX_PSTORE_RAM_H__ #include #include #include #include #include #include #include /* * Choose whether access to the RAM zone requires locking or not. If a zone * can be written to from different CPUs like with ftrace for example, then * PRZ_FLAG_NO_LOCK is used. For all other cases, locking is required. */ #define PRZ_FLAG_NO_LOCK BIT(0) /* * If a PRZ should only have a single-boot lifetime, this marks it as * getting wiped after its contents get copied out after boot. */ #define PRZ_FLAG_ZAP_OLD BIT(1) struct persistent_ram_buffer; struct rs_control; struct persistent_ram_ecc_info { int block_size; int ecc_size; int symsize; int poly; uint16_t *par; }; /** * struct persistent_ram_zone - Details of a persistent RAM zone (PRZ) * used as a pstore backend * * @paddr: physical address of the mapped RAM area * @size: size of mapping * @label: unique name of this PRZ * @type: frontend type for this PRZ * @flags: holds PRZ_FLAGS_* bits * * @buffer_lock: * locks access to @buffer "size" bytes and "start" offset * @buffer: * pointer to actual RAM area managed by this PRZ * @buffer_size: * bytes in @buffer->data (not including any trailing ECC bytes) * * @par_buffer: * pointer into @buffer->data containing ECC bytes for @buffer->data * @par_header