#ifndef _MINIX_COM_H #define _MINIX_COM_H /*===========================================================================* * Magic process numbers * *===========================================================================*/ /* These may not be any valid endpoint (see ). */ #define ANY 0x7ace /* used to indicate 'any process' */ #define NONE 0x6ace /* used to indicate 'no process at all' */ #define SELF 0x8ace /* used to indicate 'own process' */ #define _MAX_MAGIC_PROC (SELF) /* used by to determine generation size */ /*===========================================================================* * Process numbers of processes in the system image * *===========================================================================*/ /* The values of several task numbers depend on whether they or other tasks * are enabled. They are defined as (PREVIOUS_TASK - ENABLE_TASK) in general. * ENABLE_TASK is either 0 or 1, so a task either gets a new number, or gets * the same number as the previous task and is further unused. Note that the * order should correspond to the order in the task table defined in table.c. */ /* Kernel tasks. These all run in the same address space. */ #define IDLE -4 /* runs when no one else can run */ #define CLOCK -3 /* alarms and other clock functions */ #define SYSTEM -2 /* request system functionality */ #define KERNEL -1 /* pseudo-process for IPC and scheduling */ #define HARDWARE KERNEL /* for hardware interrupt handlers */ /* Number of tasks. Note that NR_PROCS is defined in . */ #define NR_TASKS 4 /* User-space processes, that is, device drivers, servers, and INIT. */ #define PM_PROC_NR 0 /* process manager */ #define FS_PROC_NR 1 /* file system */ #define VFS_PROC_NR FS_PROC_NR /* FS has been renamed to VFS. */ #define RS_PROC_NR 2 /* memory driver (RAM disk, null, etc.) */ #define MEM_PROC_NR 3 /* memory driver (RAM disk, null, etc.) */ #define LOG_PROC_NR 4 /* log device driver */ #define TTY_PROC_NR 5 /* terminal (TTY) driver */ #define DS_PROC_NR 6 /* data store server */ #define MFS_PROC_NR 7 /* minix root filesystem */ #define VM_PROC_NR 8 /* memory server */ #define INIT_PROC_NR 9 /* init -- goes multiuser */ /* Number of processes contained in the system image. */ #define NR_BOOT_PROCS (NR_TASKS + INIT_PROC_NR + 1) /*===========================================================================* * Kernel notification types * *===========================================================================*/ /* Kernel notification types. In principle, these can be sent to any process, * so make sure that these types do not interfere with other message types. * Notifications are prioritized because of the way they are unhold() and * blocking notifications are delivered. The lowest numbers go first. The * offset are used for the per-process notification bit maps. */ #define NOTIFY_MESSAGE 0x1000 #define NOTIFY_FROM(p_nr) (NOTIFY_MESSAGE | ((p_nr) + NR_TASKS)) # define PROC_EVENT NOTIFY_FROM(PM_PROC_NR) /* process status change */ # define SYN_ALARM NOTIFY_FROM(CLOCK) /* synchronous alarm */ # define SYS_SIG NOTIFY_FROM(SYSTEM) /* system signal */ # define HARD_INT NOTIFY_FROM(HARDWARE) /* hardware interrupt */ # define FKEY_PRESSED NOTIFY_FROM(TTY_PROC_NR)/* function key press */ # define DEV_PING NOTIFY_FROM(RS_PROC_NR) /* driver liveness ping */ # define DS_UPDATE NOTIFY_FROM(DS_PROC_NR) /* subscription update */ /* Shorthands for message parameters passed with notifications. */ #define NOTIFY_SOURCE m_source #define NOTIFY_TYPE m_type #define NOTIFY_ARG m2_l1 #define NOTIFY_TIMESTAMP m2_l2 #define NOTIFY_FLAGS m2_i1 /*===========================================================================* * Messages for BUS controller drivers * *===========================================================================*/ #define BUSC_RQ_BASE 0x300 /* base for request types */ #define BUSC_RS_BASE 0x380 /* base for response types */ #define BUSC_PCI_INIT (BUSC_RQ_BASE + 0) /* First message to * PCI driver */ #define BUSC_PCI_FIRST_DEV (BUSC_RQ_BASE + 1) /* Get index (and * vid/did) of the * first PCI device */ #define BUSC_PCI_NEXT_DEV (BUSC_RQ_BASE + 2) /* Get index (and * vid/did) of the * next PCI device */ #define BUSC_PCI_FIND_DEV (BUSC_RQ_BASE + 3) /* Get index of a * PCI device based on * bus/dev/function */ #define BUSC_PCI_IDS (BUSC_RQ_BASE + 4) /* Get vid/did from an * index */ #define BUSC_PCI_DEV_NAME (BUSC_RQ_BASE + 5) /* Get the name of a * PCI device */ #define BUSC_PCI_SLOT_NAME (BUSC_RQ_BASE + 6) /* Get the name of a * PCI slot */ #define BUSC_PCI_RESERVE (BUSC_RQ_BASE + 7) /* Reserve a PCI dev */ #define BUSC_PCI_ATTR_R8 (BUSC_RQ_BASE + 8) /* Read 8-bit * attribute value */ #define BUSC_PCI_ATTR_R16 (BUSC_RQ_BASE + 9) /* Read 16-bit * attribute value */ #define BUSC_PCI_ATTR_R32 (BUSC_RQ_BASE + 10) /* Read 32-bit * attribute value */ #define BUSC_PCI_ATTR_W8 (BUSC_RQ_BASE + 11) /* Write 8-bit * attribute value */ #define BUSC_PCI_ATTR_W16 (BUSC_RQ_BASE + 12) /* Write 16-bit * attribute value */ #define BUSC_PCI_ATTR_W32 (BUSC_RQ_BASE + 13) /* Write 32-bit * attribute value */ #define BUSC_PCI_RESCAN (BUSC_RQ_BASE + 14) /* Rescan bus */ #define BUSC_PCI_DEV_NAME_S (BUSC_RQ_BASE + 15) /* Get the name of a * PCI device * (safecopy) */ #define BUSC_PCI_SLOT_NAME_S (BUSC_RQ_BASE + 16) /* Get the name of a * PCI slot (safecopy) */ #define BUSC_PCI_SET_ACL (BUSC_RQ_BASE + 17) /* Set the ACL for a * driver (safecopy) */ #define BUSC_PCI_DEL_ACL (BUSC_RQ_BASE + 18) /* Delete the ACL of a * driver */ #define IOMMU_MAP (BUSC_RQ_BASE + 32) /* Ask IOMMU to map * a segment of memory */ /*===========================================================================* * Messages for BLOCK and CHARACTER device drivers * *===========================================================================*/ /* Message types for device drivers. */ #define DEV_RQ_BASE 0x400 /* base for device request types */ #define DEV_RS_BASE 0x500 /* base for device response types */ #define CANCEL (DEV_RQ_BASE + 0) /* force a task to cancel */ #define DEV_OPEN (DEV_RQ_BASE + 6) /* open a minor device */ #define DEV_CLOSE (DEV_RQ_BASE + 7) /* close a minor device */ #define TTY_SETPGRP (DEV_RQ_BASE + 10) /* set process group */ #define TTY_EXIT (DEV_RQ_BASE + 11) /* process group leader exited */ #define DEV_SELECT (DEV_RQ_BASE + 12) /* request select() attention */ #define DEV_STATUS (DEV_RQ_BASE + 13) /* request driver status */ #define DEV_REOPEN (DEV_RQ_BASE + 14) /* reopen a minor device */ #define DEV_READ_S (DEV_RQ_BASE + 20) /* (safecopy) read from minor */ #define DEV_WRITE_S (DEV_RQ_BASE + 21) /* (safecopy) write to minor */ #define DEV_SCATTER_S (DEV_RQ_BASE + 22) /* (safecopy) write from a vector */ #define DEV_GATHER_S (DEV_RQ_BASE + 23) /* (safecopy) read into a vector */ #define DEV_IOCTL_S (DEV_RQ_BASE + 24) /* (safecopy) I/O control code */ #define DEV_MMAP_S (DEV_RQ_BASE + 25) /* (safecopy) mmap interface */ #define DEV_REPLY (DEV_RS_BASE + 0) /* general task reply */ #define DEV_CLONED (DEV_RS_BASE + 1) /* return cloned minor */ #define DEV_REVIVE (DEV_RS_BASE + 2) /* driver revives process */ #define DEV_IO_READY (DEV_RS_BASE + 3) /* selected device ready */ #define DEV_NO_STATUS (DEV_RS_BASE + 4) /* empty status reply */ #define DEV_REOPEN_REPL (DEV_RS_BASE + 5) /* reply to DEV_REOPEN */ #define DEV_CLOSE_REPL (DEV_RS_BASE + 6) /* reply to DEV_CLOSE */ #define DEV_SEL_REPL1 (DEV_RS_BASE + 7) /* first reply to DEV_SELECT */ #define DEV_SEL_REPL2 (DEV_RS_BASE + 8) /* (opt) second reply to DEV_SELECT */ /* Field names for messages to block and character device drivers. */ #define DEVICE m2_i1 /* major-minor device */ #define IO_ENDPT m2_i2 /* which (proc/endpoint) wants I/O? */ #define COUNT m2_i3 /* how many bytes to transfer */ #define REQUEST m2_i3 /* ioctl request code */ #define POSITION m2_l1 /* file offset (low 4 bytes) */ #define HIGHPOS m2_l2 /* file offset (high 4 bytes) */ #define ADDRESS m2_p1 /* core buffer address */ #define IO_GRANT m2_p1 /* grant id (for DEV_*_S variants) */ /* Field names for DEV_SELECT messages to device drivers. */ #define DEV_MINOR m2_i1 /* minor device */ #define DEV_SEL_OPS m2_i2 /* which select operations are requested */ /* Field names used in reply messages from tasks. */ #define REP_ENDPT m2_i1 /* # of proc on whose behalf I/O was done */ #define REP_STATUS m2_i2 /* bytes transferred or error number */ #define REP_IO_GRANT m2_i3 /* DEV_REVIVE: grant by which I/O was done */ # define SUSPEND -998 /* status to suspend caller, reply later */ /* Field names for messages to TTY driver. */ #define TTY_LINE DEVICE /* message parameter: terminal line */ #define TTY_REQUEST COUNT /* message parameter: ioctl request code */ #define TTY_SPEK POSITION/* message parameter: ioctl speed, erasing */ #define TTY_PGRP m2_i3 /* message parameter: process group */ /* Field names for the QIC 02 status reply from tape driver */ #define TAPE_STAT0 m2_l1 #define TAPE_STAT1 m2_l2 /*===========================================================================* * Messages for networking layer * *===========================================================================*/ /* Message types for network layer requests. This layer acts like a driver. */ #define NW_OPEN DEV_OPEN #define NW_CLOSE DEV_CLOSE #define NW_READ DEV_READ #define NW_WRITE DEV_WRITE #define NW_IOCTL DEV_IOCTL #define NW_CANCEL CANCEL /* Base type for data link layer requests and responses. */ #define DL_RQ_BASE 0x800 #define DL_RS_BASE 0x900 /* Message types for data link layer requests. */ #define DL_WRITE (DL_RQ_BASE + 3) #define DL_WRITEV (DL_RQ_BASE + 4) #define DL_READ (DL_RQ_BASE + 5) #define DL_READV (DL_RQ_BASE + 6) #define DL_CONF (DL_RQ_BASE + 7) #define DL_STOP (DL_RQ_BASE + 8) #define DL_GETSTAT (DL_RQ_BASE + 9) #define DL_GETNAME (DL_RQ_BASE +10) #define DL_WRITEV_S (DL_RQ_BASE +11) #define DL_READV_S (DL_RQ_BASE +12) #define DL_GETSTAT_S (DL_RQ_BASE +13) /* Message type for data link layer replies. */ #define DL_CONF_REPLY (DL_RS_BASE + 20) #define DL_TASK_REPLY (DL_RS_BASE + 21) #define DL_NAME_REPLY (DL_RS_BASE + 22) #define DL_STAT_REPLY (DL_RS_BASE + 23) /* Field names for data link layer messages. */ #define DL_PORT m2_i1 #define DL_PROC m2_i2 /* endpoint */ #define DL_COUNT m2_i3 #define DL_MODE m2_l1 #define DL_CLCK m2_l2 #define DL_ADDR m2_p1 #define DL_STAT m2_l1 #define DL_GRANT m2_l2 #define DL_NAME m3_ca1 /* Bits in 'DL_STAT' field of DL replies. */ # define DL_PACK_SEND 0x01 # define DL_PACK_RECV 0x02 # define DL_READ_IP 0x04 /* Bits in 'DL_MODE' field of DL requests. */ # define DL_NOMODE 0x0 # define DL_PROMISC_REQ 0x2 # define DL_MULTI_REQ 0x4 # define DL_BROAD_REQ 0x8 /*===========================================================================* * SYSTASK request types and field names * *===========================================================================*/ /* System library calls are dispatched via a call vector, so be careful when * modifying the system call numbers. The numbers here determine which call * is made from the call vector. */ #define KERNEL_CALL 0x600 /* base for kernel calls to SYSTEM */ # define SYS_FORK (KERNEL_CALL + 0) /* sys_fork() */ # define SYS_EXEC (KERNEL_CALL + 1) /* sys_exec() */ # define SYS_EXIT (KERNEL_CALL + 2) /* sys_exit() */ # define SYS_NICE (KERNEL_CALL + 3) /* sys_nice() */ # define SYS_PRIVCTL (KERNEL_CALL + 4) /* sys_privctl() */ # define SYS_TRACE (KERNEL_CALL + 5) /* sys_trace() */ # define SYS_KILL (KERNEL_CALL + 6) /* sys_kill() */ # define SYS_GETKSIG (KERNEL_CALL + 7) /* sys_getsig() */ # define SYS_ENDKSIG (KERNEL_CALL + 8) /* sys_endsig() */ # define SYS_SIGSEND (KERNEL_CALL + 9) /* sys_sigsend() */ # define SYS_SIGRETURN (KERNEL_CALL + 10) /* sys_sigreturn() */ # define SYS_NEWMAP (KERNEL_CALL + 11) /* sys_newmap() */ # define SYS_SEGCTL (KERNEL_CALL + 12) /* sys_segctl() */ # define SYS_MEMSET (KERNEL_CALL + 13) /* sys_memset() */ # define SYS_UMAP (KERNEL_CALL + 14) /* sys_umap() */ # define SYS_VIRCOPY (KERNEL_CALL + 15) /* sys_vircopy() */ # define SYS_PHYSCOPY (KERNEL_CALL + 16) /* sys_physcopy() */ # define SYS_VIRVCOPY (KERNEL_CALL + 17) /* sys_virvcopy() */ # define SYS_PHYSVCOPY (KERNEL_CALL + 18) /* sys_physvcopy() */ # define SYS_IRQCTL (KERNEL_CALL + 19) /* sys_irqctl() */ # define SYS_INT86 (KERNEL_CALL + 20) /* sys_int86() */ # define SYS_DEVIO (KERNEL_CALL + 21) /* sys_devio() */ # define SYS_SDEVIO (KERNEL_CALL + 22) /* sys_sdevio() */ # define SYS_VDEVIO (KERNEL_CALL + 23) /* sys_vdevio() */ # define SYS_SETALARM (KERNEL_CALL + 24) /* sys_setalarm() */ # define SYS_TIMES (KERNEL_CALL + 25) /* sys_times() */ # define SYS_GETINFO (KERNEL_CALL + 26) /* sys_getinfo() */ # define SYS_ABORT (KERNEL_CALL + 27) /* sys_abort() */ # define SYS_IOPENABLE (KERNEL_CALL + 28) /* sys_enable_iop() */ # define SYS_SAFECOPYFROM (KERNEL_CALL + 31) /* sys_safecopyfrom() */ # define SYS_SAFECOPYTO (KERNEL_CALL + 32) /* sys_safecopyto() */ # define SYS_VSAFECOPY (KERNEL_CALL + 33) /* sys_vsafecopy() */ # define SYS_SETGRANT (KERNEL_CALL + 34) /* sys_setgrant() */ # define SYS_READBIOS (KERNEL_CALL + 35) /* sys_readbios() */ # define SYS_SPROF (KERNEL_CALL + 36) /* sys_sprof() */ # define SYS_CPROF (KERNEL_CALL + 37) /* sys_cprof() */ # define SYS_PROFBUF (KERNEL_CALL + 38) /* sys_profbuf() */ # define SYS_STIME (KERNEL_CALL + 39) /* sys_stime() */ # define SYS_MAPDMA (KERNEL_CALL + 42) /* sys_mapdma() */ # define SYS_VMCTL (KERNEL_CALL + 43) /* sys_vmctl() */ # define SYS_SYSCTL (KERNEL_CALL + 44) /* sys_sysctl() */ # define SYS_VTIMER (KERNEL_CALL + 45) /* sys_vtimer() */ #define NR_SYS_CALLS 46 /* number of system calls */ /* Pseudo call for use in kernel/table.c. */ #define SYS_ALL_CALLS (NR_SYS_CALLS) /* Subfunctions for SYS_PRIVCTL */ #define SYS_PRIV_INIT 1 /* Initialize a privilege structure */ #define SYS_PRIV_ADD_IO 2 /* Add I/O range (struct io_range) */ #define SYS_PRIV_ADD_MEM 3 /* Add memory range (struct mem_range) */ #define SYS_PRIV_ADD_IRQ 4 /* Add IRQ */ #define SYS_PRIV_USER 5 /* Make a process an oridinary user * process. */ /* Subfunctions for SYS_SETGRANT */ #define SYS_PARAM_SET_GRANT 1 /* Set address and size of grant table */ /* Field names for SYS_MEMSET, SYS_SEGCTL. */ #define MEM_PTR m2_p1 /* base */ #define MEM_COUNT m2_l1 /* count */ #define MEM_PATTERN m2_l2 /* pattern to write */ #define MEM_CHUNK_BASE m4_l1 /* physical base address */ #define MEM_CHUNK_SIZE m4_l2 /* size of mem chunk */ #define MEM_TOT_SIZE m4_l3 /* total memory size */ #define MEM_CHUNK_TAG m4_l4 /* tag to identify chunk of mem */ /* Field names for SYS_DEVIO, SYS_VDEVIO, SYS_SDEVIO. */ #define DIO_REQUEST m2_i3 /* device in or output */ # define _DIO_INPUT 0x001 # define _DIO_OUTPUT 0x002 # define _DIO_DIRMASK 0x00f # define _DIO_BYTE 0x010 # define _DIO_WORD 0x020 # define _DIO_LONG 0x030 # define _DIO_TYPEMASK 0x0f0 # define _DIO_SAFE 0x100 # define _DIO_SAFEMASK 0xf00 # define DIO_INPUT_BYTE (_DIO_INPUT|_DIO_BYTE) # define DIO_INPUT_WORD (_DIO_INPUT|_DIO_WORD) # define DIO_OUTPUT_BYTE (_DIO_OUTPUT|_DIO_BYTE) # define DIO_OUTPUT_WORD (_DIO_OUTPUT|_DIO_WORD) # define DIO_SAFE_INPUT_BYTE (_DIO_INPUT|_DIO_BYTE|_DIO_SAFE) # define DIO_SAFE_INPUT_WORD (_DIO_INPUT|_DIO_WORD|_DIO_SAFE) # define DIO_SAFE_OUTPUT_BYTE (_DIO_OUTPUT|_DIO_BYTE|_DIO_SAFE) # define DIO_SAFE_OUTPUT_WORD (_DIO_OUTPUT|_DIO_WORD|_DIO_SAFE) #define DIO_PORT m2_l1 /* single port address */ #define DIO_VALUE m2_l2 /* single I/O value */ #define DIO_VEC_ADDR m2_p1 /* address of buffer or (p,v)-pairs */ #define DIO_VEC_SIZE m2_l2 /* number of elements in vector */ #define DIO_VEC_ENDPT m2_i2 /* number of process where vector is */ #define DIO_OFFSET m2_i1 /* offset from grant */ /* Field names for SYS_SIGNARLM, SYS_FLAGARLM, SYS_SYNCALRM. */ #define ALRM_EXP_TIME m2_l1 /* expire time for the alarm call */ #define ALRM_ABS_TIME m2_i2 /* set to 1 to use absolute alarm time */ #define ALRM_TIME_LEFT m2_l1 /* how many ticks were remaining */ #define ALRM_ENDPT m2_i1 /* which process wants the alarm? */ #define ALRM_FLAG_PTR m2_p1 /* virtual address of timeout flag */ /* Field names for SYS_IRQCTL. */ #define IRQ_REQUEST m5_c1 /* what to do? */ # define IRQ_SETPOLICY 1 /* manage a slot of the IRQ table */ # define IRQ_RMPOLICY 2 /* remove a slot of the IRQ table */ # define IRQ_ENABLE 3 /* enable interrupts */ # define IRQ_DISABLE 4 /* disable interrupts */ #define IRQ_VECTOR m5_c2 /* irq vector */ #define IRQ_POLICY m5_i1 /* options for IRQCTL request */ # define IRQ_REENABLE 0x001 /* reenable IRQ line after interrupt */ # define IRQ_BYTE 0x100 /* byte values */ # define IRQ_WORD 0x200 /* word values */ # define IRQ_LONG 0x400 /* long values */ #define IRQ_HOOK_ID m5_l3 /* id of irq hook at kernel */ /* Field names for SYS_SEGCTL. */ #define SEG_SELECT m4_l1 /* segment selector returned */ #define SEG_OFFSET m4_l2 /* offset in segment returned */ #define SEG_PHYS m4_l3 /* physical address of segment */ #define SEG_SIZE m4_l4 /* segment size */ #define SEG_INDEX m4_l5 /* segment index in remote map */ /* Field names for SYS_VIDCOPY. */ #define VID_REQUEST m4_l1 /* what to do? */ # define VID_VID_COPY 1 /* request vid_vid_copy() */ # define MEM_VID_COPY 2 /* request mem_vid_copy() */ #define VID_SRC_ADDR m4_l2 /* virtual address in memory */ #define VID_SRC_OFFSET m4_l3 /* offset in video memory */ #define VID_DST_OFFSET m4_l4 /* offset in video memory */ #define VID_CP_COUNT m4_l5 /* number of words to be copied */ /* Field names for SYS_ABORT. */ #define ABRT_HOW m1_i1 /* RBT_REBOOT, RBT_HALT, etc. */ #define ABRT_MON_ENDPT m1_i2 /* process where monitor params are */ #define ABRT_MON_LEN m1_i3 /* length of monitor params */ #define ABRT_MON_ADDR m1_p1 /* virtual address of monitor params */ /* Field names for _UMAP, _VIRCOPY, _PHYSCOPY. */ #define CP_SRC_SPACE m5_c1 /* T or D space (stack is also D) */ #define CP_SRC_ENDPT m5_i1 /* process to copy from */ #define CP_SRC_ADDR m5_l1 /* address where data come from */ #define CP_DST_SPACE m5_c2 /* T or D space (stack is also D) */ #define CP_DST_ENDPT m5_i2 /* process to copy to */ #define CP_DST_ADDR m5_l2 /* address where data go to */ #define CP_NR_BYTES m5_l3 /* number of bytes to copy */ /* Field names for SYS_VCOPY and SYS_VVIRCOPY. */ #define VCP_NR_OK m1_i2 /* number of successfull copies */ #define VCP_VEC_SIZE m1_i3 /* size of copy vector */ #define VCP_VEC_ADDR m1_p1 /* pointer to copy vector */ /* Field names for SYS_GETINFO. */ #define I_REQUEST m7_i3 /* what info to get */ # define GET_KINFO 0 /* get kernel information structure */ # define GET_IMAGE 1 /* get system image table */ # define GET_PROCTAB 2 /* get kernel process table */ # define GET_RANDOMNESS 3 /* get randomness buffer */ # define GET_MONPARAMS 4 /* get monitor parameters */ # define GET_KENV 5 /* get kernel environment string */ # define GET_IRQHOOKS 6 /* get the IRQ table */ # define GET_KMESSAGES 7 /* get kernel messages */ # define GET_PRIVTAB 8 /* get kernel privileges table */ # define GET_KADDRESSES 9 /* get various kernel addresses */ # define GET_SCHEDINFO 10 /* get scheduling queues */ # define GET_PROC 11 /* get process slot if given process */ # define GET_MACHINE 12 /* get machine information */ # define GET_LOCKTIMING 13 /* get lock()/unlock() latency timing */ # define GET_BIOSBUFFER 14 /* get a buffer for BIOS calls */ # define GET_LOADINFO 15 /* get load average information */ # define GET_IRQACTIDS 16 /* get the IRQ masks */ # define GET_PRIVID 17 /* get ID of privilege structure */ # define GET_HZ 18 /* get HZ value */ # define GET_WHOAMI 19 /* get own name and endpoint */ # define GET_RANDOMNESS_BIN 20 /* get one randomness bin */ #define I_ENDPT m7_i4 /* calling process */ #define I_VAL_PTR m7_p1 /* virtual address at caller */ #define I_VAL_LEN m7_i1 /* max length of value */ #define I_VAL_PTR2 m7_p2 /* second virtual address */ #define I_VAL_LEN2_E m7_i2 /* second length, or proc nr */ /* GET_WHOAMI fields. */ #define GIWHO_EP m3_i1 #define GIWHO_NAME m3_ca1 /* Field names for SYS_TIMES. */ #define T_ENDPT m4_l1 /* process to request time info for */ #define T_USER_TIME m4_l1 /* user time consumed by process */ #define T_SYSTEM_TIME m4_l2 /* system time consumed by process */ #define T_BOOTTIME m4_l3 /* Boottime in seconds (also for SYS_STIME) */ #define T_BOOT_TICKS m4_l5 /* number of clock ticks since boot time */ /* vm_map */ #define VM_MAP_ENDPT m4_l1 #define VM_MAP_MAPUNMAP m4_l2 #define VM_MAP_BASE m4_l3 #define VM_MAP_SIZE m4_l4 #define VM_MAP_ADDR m4_l5 /* Field names for SYS_TRACE, SYS_PRIVCTL. */ #define CTL_ENDPT m2_i1 /* process number of the caller */ #define CTL_REQUEST m2_i2 /* server control request */ #define CTL_ARG_PTR m2_p1 /* pointer to argument */ #define CTL_ADDRESS m2_l1 /* address at traced process' space */ #define CTL_DATA m2_l2 /* data field for tracing */ /* Field names for SYS_SETGRANT */ #define SG_ADDR m2_p1 /* address */ #define SG_SIZE m2_i2 /* no. of entries */ /* Field names for SYS_KILL, SYS_SIGCTL */ #define SIG_REQUEST m2_l2 /* PM signal control request */ #define S_GETSIG 0 /* get pending kernel signal */ #define S_ENDSIG 1 /* finish a kernel signal */ #define S_SENDSIG 2 /* POSIX style signal handling */ #define S_SIGRETURN 3 /* return from POSIX handling */ #define S_KILL 4 /* servers kills process with signal */ #define SIG_ENDPT m2_i1 /* process number for inform */ #define SIG_NUMBER m2_i2 /* signal number to send */ #define SIG_FLAGS m2_i3 /* signal flags field */ #define SIG_MAP m2_l1 /* used by kernel to pass signal bit map */ #define SIG_CTXT_PTR m2_p1 /* pointer to info to restore signal context */ /* Field names for SYS_FORK, _EXEC, _EXIT, _NEWMAP. */ #define PR_ENDPT m1_i1 /* indicates a process */ #define PR_PRIORITY m1_i2 /* process priority */ #define PR_SLOT m1_i2 /* indicates a process slot */ #define PR_PID m1_i3 /* process id at process manager */ #define PR_STACK_PTR m1_p1 /* used for stack ptr in sys_exec, sys_getsp */ #define PR_TRACING m1_i3 /* flag to indicate tracing is on/ off */ #define PR_NAME_PTR m1_p2 /* tells where program name is for dmp */ #define PR_IP_PTR m1_p3 /* initial value for ip after exec */ #define PR_MEM_PTR m1_p1 /* tells where memory map is for sys_newmap * and sys_fork */ #define PR_FORK_FLAGS m1_i3 #define PR_FORK_MSGADDR m1_p1 /* Field names for SYS_INT86 */ #define INT86_REG86 m1_p1 /* pointer to registers */ /* Flags for PR_FORK_FLAGS. */ #define PFF_VMINHIBIT 0x01 /* Don't schedule until release by VM. */ /* Field names for SYS_SAFECOPY* */ #define SCP_FROM_TO m2_i1 /* from/to whom? */ #define SCP_INFO m2_i2 /* byte: DDDDSSSS Dest and Src seg */ #define SCP_GID m2_i3 /* grant id */ #define SCP_OFFSET m2_l1 /* offset within grant */ #define SCP_ADDRESS m2_p1 /* my own address */ #define SCP_BYTES m2_l2 /* bytes from offset */ /* Field names for SYS_VSAFECOPY* */ #define VSCP_VEC_ADDR m2_p1 /* start of vector */ #define VSCP_VEC_SIZE m2_l2 /* elements in vector */ /* For the SCP_INFO field: encoding and decoding. */ #define SCP_MAKEINFO(seg) ((seg) & 0xffff) #define SCP_INFO2SEG(info) ((info) & 0xffff) /* Field names for SELECT (FS). */ #define SEL_NFDS m8_i1 #define SEL_READFDS m8_p1 #define SEL_WRITEFDS m8_p2 #define SEL_ERRORFDS m8_p3 #define SEL_TIMEOUT m8_p4 /* Field names for SYS_SPROF, _CPROF, _PROFBUF. */ #define PROF_ACTION m7_i1 /* start/stop/reset/get */ #define PROF_MEM_SIZE m7_i2 /* available memory for data */ #define PROF_FREQ m7_i3 /* sample frequency */ #define PROF_ENDPT m7_i4 /* endpoint of caller */ #define PROF_CTL_PTR m7_p1 /* location of info struct */ #define PROF_MEM_PTR m7_p2 /* location of profiling data */ /* Field names for GETSYSINFO_UP (PM). */ #define SIU_WHAT m2_i1 #define SIU_LEN m2_i2 #define SIU_WHERE m2_p1 /* Message for SYS_READBIOS */ #define RDB_SIZE m2_i1 #define RDB_ADDR m2_l1 #define RDB_BUF m2_p1 /* Field names for SYS_VMCTL. */ #define SVMCTL_WHO m1_i1 #define SVMCTL_PARAM m1_i2 /* All SYS_VMCTL requests. */ #define SVMCTL_VALUE m1_i3 #define SVMCTL_PF_WHO m1_i1 /* GET_PAGEFAULT reply: process ep */ #define SVMCTL_PF_I386_CR2 m1_i2 /* GET_PAGEFAULT reply: CR2 */ #define SVMCTL_PF_I386_ERR m1_i3 /* GET_PAGEFAULT reply: error code */ #define SVMCTL_MRG_ADDR m1_p1 /* MEMREQ_GET reply: address */ #define SVMCTL_MRG_LEN m1_i1 /* MEMREQ_GET reply: length */ #define SVMCTL_MRG_WRITE m1_i2 /* MEMREQ_GET reply: writeflag */ #define SVMCTL_MRG_EP m1_i3 /* MEMREQ_GET reply: process */ #define SVMCTL_MRG_REQUESTOR m1_p2 /* MEMREQ_GET reply: requestor */ /* Codes and field names for SYS_SYSCTL. */ #define SYSCTL_CODE m1_i1 /* SYSCTL_CODE_* below */ #define SYSCTL_ARG1 m1_p1 #define SYSCTL_ARG2 m1_i2 #define SYSCTL_CODE_DIAG 1 /* Print diagnostics. */ #define SYSCTL_CODE_STACKTRACE 2 /* Print process stack. */ #define DIAG_BUFSIZE (80*25) /* Values for SVMCTL_PARAM. */ #define VMCTL_I386_SETCR3 10 #define VMCTL_GET_PAGEFAULT 11 #define VMCTL_CLEAR_PAGEFAULT 12 #define VMCTL_I386_GETCR3 13 #define VMCTL_MEMREQ_GET 14 #define VMCTL_MEMREQ_REPLY 15 #define VMCTL_INCSP 16 #define VMCTL_NOPAGEZERO 18 #define VMCTL_I386_KERNELLIMIT 19 #define VMCTL_I386_PAGEDIRS 20 #define VMCTL_I386_FREEPDE 23 #define VMCTL_ENABLE_PAGING 24 #define VMCTL_I386_INVLPG 25 #define VMCTL_FLUSHTLB 26 /* Field names for SYS_VTIMER. */ #define VT_WHICH m2_i1 /* which timer to set/retrieve */ # define VT_VIRTUAL 1 /* the ITIMER_VIRTUAL timer */ # define VT_PROF 2 /* the ITIMER_PROF timer */ #define VT_SET m2_i2 /* 1 for setting a timer, 0 retrieval only */ #define VT_VALUE m2_l1 /* new/previous value of the timer */ #define VT_ENDPT m2_l2 /* process to set/retrieve the timer for */ /*===========================================================================* * Messages for the Reincarnation Server * *===========================================================================*/ #define RS_RQ_BASE 0x700 #define RS_UP (RS_RQ_BASE + 0) /* start system service */ #define RS_DOWN (RS_RQ_BASE + 1) /* stop system service */ #define RS_REFRESH (RS_RQ_BASE + 2) /* refresh system service */ #define RS_RESTART (RS_RQ_BASE + 3) /* restart system service */ #define RS_SHUTDOWN (RS_RQ_BASE + 5) /* alert about shutdown */ #define RS_UP_COPY (RS_RQ_BASE + 6) /* start system service and * keep the binary in memory */ #define RS_START (RS_RQ_BASE + 7) /* start a driver/service * arguments are passed in * a struct rs_start */ #define RS_LOOKUP (RS_RQ_BASE + 8) /* lookup server name */ # define RS_CMD_ADDR m1_p1 /* command string */ # define RS_CMD_LEN m1_i1 /* length of command */ # define RS_PERIOD m1_i2 /* heartbeat period */ # define RS_DEV_MAJOR m1_i3 /* major device number */ # define RS_ENDPOINT m1_i1 /* endpoint number in reply */ # define RS_NAME m1_p1 /* name */ # define RS_NAME_LEN m1_i1 /* namelen */ /*===========================================================================* * Messages for the Data Store Server * *===========================================================================*/ #define DS_RQ_BASE 0x800 #define DS_PUBLISH (DS_RQ_BASE + 0) /* publish information */ #define DS_SUBSCRIBE (DS_RQ_BASE + 1) /* subscribe to information */ #define DS_RETRIEVE (DS_RQ_BASE + 2) /* retrieve information by name */ #define DS_CHECK (DS_RQ_BASE + 3) /* retrieve updated information */ /* DS field names: DS_SUBSCRIBE, DS_PUBLISH, DS_RETRIEVE */ # define DS_KEY_GRANT m2_p1 /* key for the information */ # define DS_KEY_LEN m2_i1 /* length of key incl. '\0' */ # define DS_FLAGS m2_i2 /* flags provided by caller */ /* DS_PUBLISH, DS_RETRIEVE */ # define DS_VAL m2_l1 /* data (u32, char *, etc.) */ # define DS_VAL_LEN m2_l2 /* data length */ /*===========================================================================* * Miscellaneous messages used by TTY * *===========================================================================*/ /* Miscellaneous request types and field names, e.g. used by IS server. */ #define FKEY_CONTROL 98 /* control a function key at the TTY */ # define FKEY_REQUEST m2_i1 /* request to perform at TTY */ # define FKEY_MAP 10 /* observe function key */ # define FKEY_UNMAP 11 /* stop observing function key */ # define FKEY_EVENTS 12 /* request open key presses */ # define FKEY_FKEYS m2_l1 /* F1-F12 keys pressed */ # define FKEY_SFKEYS m2_l2 /* Shift-F1-F12 keys pressed */ #define DIAG_BASE 0xa00 #define DIAGNOSTICS_OLD (DIAG_BASE+1) /* output a string without FS in between */ #define DIAGNOSTICS_S_OLD (DIAG_BASE+2) /* grant-based version of DIAGNOSTICS */ # define DIAG_PRINT_BUF_G m1_p1 # define DIAG_BUF_COUNT m1_i1 #define GET_KMESS (DIAG_BASE+3) /* get kmess from TTY */ # define GETKM_PTR m1_p1 #define GET_KMESS_S (DIAG_BASE+4) /* get kmess from TTY */ # define GETKM_GRANT m1_i1 #define ASYN_DIAGNOSTICS_OLD (DIAG_BASE+5) /* grant-based, replyless DIAGNOSTICS */ #define DIAG_REPL_OLD (DIAG_BASE+0x80+0) /* reply to DIAGNOSTICS(_S) */ #define PM_BASE 0x900 #define PM_GET_WORK (PM_BASE + 1) /* Get work from PM */ #define PM_IDLE (PM_BASE + 2) /* PM doesn't have any more work */ #define PM_BUSY (PM_BASE + 3) /* A reply from FS is needed */ #define PM_SETSID (PM_BASE + 5) /* Tell FS about the session leader */ #define PM_SETSID_PROC m1_i1 /* process */ #define PM_SETGID (PM_BASE + 6) /* Tell FS about the new group IDs */ #define PM_SETGID_PROC m1_i1 /* process */ #define PM_SETGID_EGID m1_i2 /* effective group id */ #define PM_SETGID_RGID m1_i3 /* real group id */ #define PM_SETUID (PM_BASE + 7) /* Tell FS about the new user IDs */ #define PM_SETUID_PROC m1_i1 /* process */ #define PM_SETUID_EGID m1_i2 /* effective user id */ #define PM_SETUID_RGID m1_i3 /* real user id */ #define PM_FORK (PM_BASE + 8) /* Tell FS about the new process */ #define PM_FORK_PPROC m1_i1 /* parent process */ #define PM_FORK_CPROC m1_i2 /* child process */ #define PM_FORK_CPID m1_i3 /* child pid */ #define PM_EXIT (PM_BASE + 9) /* Tell FS about the exiting process */ #define PM_EXIT_PROC m1_i1 /* process */ #define PM_UNPAUSE (PM_BASE + 10) /* interrupted process */ #define PM_UNPAUSE_PROC m1_i1 /* process */ #define PM_REBOOT (PM_BASE + 11) /* Tell FS that we about to reboot */ #define PM_EXEC (PM_BASE + 12) /* Forward exec call to FS */ #define PM_EXEC_PROC m1_i1 /* process */ #define PM_EXEC_PATH m1_p1 /* executable */ #define PM_EXEC_PATH_LEN m1_i2 /* length of path including * terminating nul */ #define PM_EXEC_FRAME m1_p2 /* arguments and environment */ #define PM_EXEC_FRAME_LEN m1_i3 /* size of frame */ #define PM_FORK_NB (PM_BASE + 13) /* Tell FS about the fork_nb call */ #define PM_DUMPCORE (PM_BASE + 14) /* Ask FS to generate a core dump */ #define PM_CORE_PROC m1_i1 #define PM_CORE_SEGPTR m1_p1 #define PM_UNPAUSE_TR (PM_BASE + 15) /* interrupted process (for tracing) */ /* Replies */ #define PM_EXIT_REPLY (PM_BASE + 20) /* Reply from FS */ #define PM_REBOOT_REPLY (PM_BASE + 21) /* Reply from FS */ #define PM_EXEC_REPLY (PM_BASE + 22) /* Reply from FS */ /* PM_EXEC_PROC m1_i1 */ #define PM_EXEC_STATUS m1_i2 /* OK or failure */ #define PM_CORE_REPLY (PM_BASE + 23) /* Reply from FS */ /* PM_CORE_PROC m1_i1 */ #define PM_CORE_STATUS m1_i2 /* OK or failure */ /* Parameters for the EXEC_NEWMEM call */ #define EXC_NM_PROC m1_i1 /* process that needs new map */ #define EXC_NM_PTR m1_p1 /* parameters in struct exec_newmem */ /* Results: * the status will be in m_type. * the top of the stack will be in m1_i1. * the following flags will be in m1_i2: */ #define EXC_NM_RF_LOAD_TEXT 1 /* Load text segment (otherwise the * text segment is already present) */ #define EXC_NM_RF_ALLOW_SETUID 2 /* Setuid execution is allowed (tells * FS to update its uid and gid * fields. */ #define EXC_NM_RF_FULLVM 4 /* Parameters for the EXEC_RESTART call */ #define EXC_RS_PROC m1_i1 /* process that needs to be restarted */ #define EXC_RS_RESULT m1_i2 /* result of the exec */ #define VFS_BASE 0xA00 /* Requests sent by VFS to filesystem * implementations. See */ /* Requests sent by VM to VFS, done on behalf of a user process. */ #define VM_VFS_BASE 0xB00 #define VM_VFS_OPEN (VM_VFS_BASE+0) /* open() on behalf of user process. */ # define VMVO_NAME_GRANT m2_i1 /* 0-terminated */ # define VMVO_NAME_LENGTH m2_i2 /* name length including 0 */ # define VMVO_FLAGS m2_i3 # define VMVO_MODE m2_l1 # define VMVO_ENDPOINT m2_l2 #define VM_VFS_MMAP (VM_VFS_BASE+1) /* mmap() */ #define VM_VFS_CLOSE (VM_VFS_BASE+2) /* close() */ # define VMVC_FD m1_i1 # define VMVC_ENDPOINT m1_i2 /* PM field names */ /* BRK */ #define PMBRK_ADDR m1_p1 /* TRACE */ #define PMTRACE_ADDR m2_l1 #define PM_ENDPT m1_i1 #define PM_PENDPT m1_i2 /*===========================================================================* * Messages for VM server * *===========================================================================*/ #define VM_RQ_BASE 0xC00 /* Calls from PM */ #define VM_EXIT (VM_RQ_BASE+0) # define VME_ENDPOINT m1_i1 #define VM_FORK (VM_RQ_BASE+1) # define VMF_ENDPOINT m1_i1 # define VMF_SLOTNO m1_i2 # define VMF_CHILD_ENDPOINT m1_i3 /* result */ #define VM_BRK (VM_RQ_BASE+2) # define VMB_ENDPOINT m1_i1 # define VMB_ADDR m1_p1 # define VMB_RETADDR m1_p2 /* result */ #define VM_EXEC_NEWMEM (VM_RQ_BASE+3) # define VMEN_ENDPOINT m1_i1 # define VMEN_ARGSPTR m1_p1 # define VMEN_ARGSSIZE m1_i2 # define VMEN_FLAGS m1_i3 /* result */ # define VMEN_STACK_TOP m1_p2 /* result */ #define VM_PUSH_SIG (VM_RQ_BASE+4) # define VMPS_ENDPOINT m1_i1 # define VMPS_OLD_SP m1_p1 /* result */ #define VM_WILLEXIT (VM_RQ_BASE+5) # define VMWE_ENDPOINT m1_i1 /* General calls. */ #define VM_MMAP (VM_RQ_BASE+10) # define VMM_ADDR m5_l1 # define VMM_LEN m5_l2 # define VMM_PROT m5_c1 # define VMM_FLAGS m5_c2 # define VMM_FD m5_i1 # define VMM_OFFSET m5_i2 # define VMM_RETADDR m5_l1 /* result */ #define VM_UMAP (VM_RQ_BASE+11) # define VMU_SEG m1_i1 # define VMU_OFFSET m1_p1 # define VMU_LENGTH m1_p2 # define VMU_RETADDR m1_p3 /* to VM: inform VM about a region of memory that is used for * bus-master DMA */ #define VM_ADDDMA (VM_RQ_BASE+12) # define VMAD_REQ m2_i2 # define VMAD_EP m2_i1 # define VMAD_START m2_l1 # define VMAD_SIZE m2_l2 /* to VM: inform VM that a region of memory that is no longer * used for bus-master DMA */ #define VM_DELDMA (VM_RQ_BASE+13) # define VMDD_REQ m2_i2 # define VMDD_EP m2_i1 # define VMDD_START m2_l1 # define VMDD_SIZE m2_l2 /* to VM: ask VM for a region of memory that should not * be used for bus-master DMA any longer */ #define VM_GETDMA (VM_RQ_BASE+14) # define VMGD_REQ m2_i2 # define VMGD_PROCP m2_i1 # define VMGD_BASEP m2_l1 # define VMGD_SIZEP m2_l2 #define VM_MAP_PHYS (VM_RQ_BASE+15) # define VMMP_EP m1_i1 # define VMMP_PHADDR m1_p2 # define VMMP_LEN m1_i2 # define VMMP_VADDR_REPLY m1_p3 #define VM_UNMAP_PHYS (VM_RQ_BASE+16) # define VMUP_EP m1_i1 # define VMUP_VADDR m1_p1 #define VM_MUNMAP (VM_RQ_BASE+17) # define VMUM_ADDR m1_p1 # define VMUM_LEN m1_i1 #define VM_ALLOCMEM (VM_RQ_BASE+18) # define VMAM_BYTES m1_p1 # define VMAM_MEMBASE m1_i1 #define VM_MUNMAP_TEXT (VM_RQ_BASE+19) /* Calls from VFS. */ # define VMV_ENDPOINT m1_i1 /* for all VM_VFS_REPLY_* */ #define VM_VFS_REPLY_OPEN (VM_RQ_BASE+30) # define VMVRO_FD m1_i2 #define VM_VFS_REPLY_MMAP (VM_RQ_BASE+31) #define VM_VFS_REPLY_CLOSE (VM_RQ_BASE+32) #define VM_REMAP (VM_RQ_BASE+33) # define VMRE_D m1_i1 # define VMRE_S m1_i2 # define VMRE_DA m1_p1 # define VMRE_SA m1_p2 # define VMRE_RETA m1_p3 # define VMRE_SIZE m1_i3 #define VM_SHM_UNMAP (VM_RQ_BASE+34) # define VMUN_ENDPT m2_i1 # define VMUN_ADDR m2_l1 #define VM_GETPHYS (VM_RQ_BASE+35) # define VMPHYS_ENDPT m2_i1 # define VMPHYS_ADDR m2_l1 # define VMPHYS_RETA m2_l2 #define VM_GETREF (VM_RQ_BASE+36) # define VMREFCNT_ENDPT m2_i1 # define VMREFCNT_ADDR m2_l1 # define VMREFCNT_RETC m2_i2 #define VM_RS_SET_PRIV (VM_RQ_BASE+37) # define VM_RS_NR m2_i1 # define VM_RS_BUF m2_l1 #define VM_QUERY_EXIT (VM_RQ_BASE+38) # define VM_QUERY_RET_PT m2_i1 # define VM_QUERY_IS_MORE m2_i2 #define VM_NOTIFY_SIG (VM_RQ_BASE+39) # define VM_NOTIFY_SIG_ENDPOINT m1_i1 # define VM_NOTIFY_SIG_IPC m1_i2 #define VM_CTL (VM_RQ_BASE+40) #define VCTL_WHAT m1_i1 #define VCTL_PARAM m1_i2 /* VCTL_PARAMs */ #define VCTLP_STATS_MEM 1 #define VCTLP_STATS_EP 2 /* Total. */ #define VM_NCALLS 41 /*===========================================================================* * Messages for IPC server * *===========================================================================*/ #define IPC_BASE 0xD00 /* Shared Memory */ #define IPC_SHMGET (IPC_BASE+1) # define SHMGET_KEY m2_l1 # define SHMGET_SIZE m2_l2 # define SHMGET_FLAG m2_i1 # define SHMGET_RETID m2_i2 #define IPC_SHMAT (IPC_BASE+2) # define SHMAT_ID m2_i1 # define SHMAT_ADDR m2_l1 # define SHMAT_FLAG m2_i2 # define SHMAT_RETADDR m2_l2 #define IPC_SHMDT (IPC_BASE+3) # define SHMDT_ADDR m2_l1 #define IPC_SHMCTL (IPC_BASE+4) # define SHMCTL_ID m2_i1 # define SHMCTL_CMD m2_i2 # define SHMCTL_BUF m2_l1 # define SHMCTL_RET m2_i3 /* Semaphore */ #define IPC_SEMGET (IPC_BASE+5) # define SEMGET_KEY m2_l1 # define SEMGET_NR m2_i1 # define SEMGET_FLAG m2_i2 # define SEMGET_RETID m2_i3 #define IPC_SEMCTL (IPC_BASE+6) # define SEMCTL_ID m2_i1 # define SEMCTL_NUM m2_i2 # define SEMCTL_CMD m2_i3 # define SEMCTL_OPT m2_l1 #define IPC_SEMOP (IPC_BASE+7) # define SEMOP_ID m2_i1 # define SEMOP_OPS m2_l1 # define SEMOP_SIZE m2_i2 #endif /* _MINIX_COM_H */