diff options
Diffstat (limited to 'sys/i386/include/apm_bios.h')
| -rw-r--r-- | sys/i386/include/apm_bios.h | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/sys/i386/include/apm_bios.h b/sys/i386/include/apm_bios.h index 59752c2..9ea25d1 100644 --- a/sys/i386/include/apm_bios.h +++ b/sys/i386/include/apm_bios.h @@ -12,7 +12,7 @@ * * Aug, 1994 Implemented on FreeBSD 1.1.5.1R (Toshiba AVS001WD) * - * $Id: apm_bios.h,v 1.17 1997/03/29 11:07:12 phk Exp $ + * $Id: apm_bios.h,v 1.18 1997/06/15 02:02:53 wollman Exp $ */ #ifndef _MACHINE_APM_BIOS_H_ @@ -187,13 +187,35 @@ void apm_power_off(void); #if !defined(ASSEMBLER) && !defined(INITIALIZER) -typedef struct apm_info { +/* + * Old apm_info structure, returned by the APMIO_GETINFO_OLD ioctl. This + * is for backward compatibility with old executables. + */ +typedef struct apm_info_old { u_int ai_major; /* APM major version */ u_int ai_minor; /* APM minor version */ u_int ai_acline; /* AC line status */ u_int ai_batt_stat; /* Battery status */ u_int ai_batt_life; /* Remaining battery life */ u_int ai_status; /* Status of APM support (enabled/disabled) */ +} *apm_info_old_t; + +/* + * Structure returned by the APMIO_GETINFO ioctl. + * + * In the comments below, the parenthesized numbers indicate the minimum + * value of ai_infoversion for which each field is valid. + */ +typedef struct apm_info { + u_int ai_infoversion; /* Indicates which fields are valid */ + u_int ai_major; /* APM major version (0) */ + u_int ai_minor; /* APM minor version (0) */ + u_int ai_acline; /* AC line status (0) */ + u_int ai_batt_stat; /* Battery status (0) */ + u_int ai_batt_life; /* Remaining battery life in percent (0) */ + int ai_batt_time; /* Remaining battery time in seconds (0) */ + u_int ai_status; /* True if enabled (0) */ + u_int ai_spare[8]; /* For future expansion */ } *apm_info_t; struct apm_bios_arg { @@ -206,13 +228,14 @@ struct apm_bios_arg { }; #define APMIO_SUSPEND _IO('P', 1) -#define APMIO_GETINFO _IOR('P', 2, struct apm_info) +#define APMIO_GETINFO_OLD _IOR('P', 2, struct apm_info_old) #define APMIO_ENABLE _IO('P', 5) #define APMIO_DISABLE _IO('P', 6) #define APMIO_HALTCPU _IO('P', 7) #define APMIO_NOTHALTCPU _IO('P', 8) #define APMIO_DISPLAY _IOW('P', 9, int) #define APMIO_BIOS _IOWR('P', 10, struct apm_bios_arg) +#define APMIO_GETINFO _IOR('P', 11, struct apm_info) #endif /* !ASSEMBLER && !INITIALIZER */ |
