| 1 | #ifndef _MINIX_COM_H
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| 2 | #define _MINIX_COM_H
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| 3 |
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| 4 | /*===========================================================================*
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| 5 | * Magic process numbers *
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| 6 | *===========================================================================*/
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| 7 |
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| 8 | /* These may not be any valid endpoint (see <minix/endpoint.h>). */
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| 9 | #define ANY 0x7ace /* used to indicate 'any process' */
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| 10 | #define NONE 0x6ace /* used to indicate 'no process at all' */
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| 11 | #define SELF 0x8ace /* used to indicate 'own process' */
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| 12 | #define _MAX_MAGIC_PROC (SELF) /* used by <minix/endpoint.h>
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| 13 | to determine generation size */
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| 14 |
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| 15 | /*===========================================================================*
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| 16 | * Process numbers of processes in the system image *
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| 17 | *===========================================================================*/
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| 18 |
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| 19 | /* The values of several task numbers depend on whether they or other tasks
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| 20 | * are enabled. They are defined as (PREVIOUS_TASK - ENABLE_TASK) in general.
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| 21 | * ENABLE_TASK is either 0 or 1, so a task either gets a new number, or gets
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| 22 | * the same number as the previous task and is further unused. Note that the
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| 23 | * order should correspond to the order in the task table defined in table.c.
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| 24 | */
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| 25 |
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| 26 | /* Kernel tasks. These all run in the same address space. */
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| 27 | #define IDLE -4 /* runs when no one else can run */
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| 28 | #define CLOCK -3 /* alarms and other clock functions */
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| 29 | #define SYSTEM -2 /* request system functionality */
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| 30 | #define KERNEL -1 /* pseudo-process for IPC and scheduling */
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| 31 | #define HARDWARE KERNEL /* for hardware interrupt handlers */
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| 32 |
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| 33 | /* Number of tasks. Note that NR_PROCS is defined in <minix/config.h>. */
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| 34 | #define NR_TASKS 4
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| 35 |
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| 36 | /* User-space processes, that is, device drivers, servers, and INIT. */
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| 37 | #define PM_PROC_NR 0 /* process manager */
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| 38 | #define FS_PROC_NR 1 /* file system */
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| 39 | #define RS_PROC_NR 2 /* reincarnation server */
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| 40 | #define MEM_PROC_NR 3 /* memory driver (RAM disk, null, etc.) */
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| 41 | #define LOG_PROC_NR 4 /* log device driver */
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| 42 | #define TTY_PROC_NR 5 /* terminal (TTY) driver */
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| 43 | #define DS_PROC_NR 6 /* data store server */
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| 44 | #define SS_PROC_NR 7 /* semaphore server */
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| 45 | #define INIT_PROC_NR 8 /* init -- goes multiuser */
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| 46 |
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| 47 | /* Number of processes contained in the system image. */
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| 48 | #define NR_BOOT_PROCS (NR_TASKS + INIT_PROC_NR + 1)
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| 49 |
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| 50 | /*===========================================================================*
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| 51 | * Kernel notification types *
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| 52 | *===========================================================================*/
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| 53 |
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| 54 | /* Kernel notification types. In principle, these can be sent to any process,
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| 55 | * so make sure that these types do not interfere with other message types.
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| 56 | * Notifications are prioritized because of the way they are unhold() and
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| 57 | * blocking notifications are delivered. The lowest numbers go first. The
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| 58 | * offset are used for the per-process notification bit maps.
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| 59 | */
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| 60 | #define NOTIFY_MESSAGE 0x1000
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| 61 | #define NOTIFY_FROM(p_nr) (NOTIFY_MESSAGE | ((p_nr) + NR_TASKS))
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| 62 | # define PROC_EVENT NOTIFY_FROM(PM_PROC_NR) /* process status change */
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| 63 | # define SYN_ALARM NOTIFY_FROM(CLOCK) /* synchronous alarm */
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| 64 | # define SYS_SIG NOTIFY_FROM(SYSTEM) /* system signal */
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| 65 | # define HARD_INT NOTIFY_FROM(HARDWARE) /* hardware interrupt */
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| 66 | # define NEW_KSIG NOTIFY_FROM(HARDWARE) /* new kernel signal */
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| 67 | # define FKEY_PRESSED NOTIFY_FROM(TTY_PROC_NR)/* function key press */
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| 68 | # define DEV_PING NOTIFY_FROM(RS_PROC_NR) /* driver liveness ping */
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| 69 |
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| 70 | /* Shorthands for message parameters passed with notifications. */
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| 71 | #define NOTIFY_SOURCE m_source
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| 72 | #define NOTIFY_TYPE m_type
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| 73 | #define NOTIFY_ARG m2_l1
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| 74 | #define NOTIFY_TIMESTAMP m2_l2
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| 75 | #define NOTIFY_FLAGS m2_i1
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| 76 |
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| 77 | /*===========================================================================*
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| 78 | * Messages for BUS controller drivers *
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| 79 | *===========================================================================*/
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| 80 | #define BUSC_RQ_BASE 0x300 /* base for request types */
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| 81 | #define BUSC_RS_BASE 0x380 /* base for response types */
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| 82 |
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| 83 | #define BUSC_PCI_INIT (BUSC_RQ_BASE + 0) /* First message to
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| 84 | * PCI driver
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| 85 | */
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| 86 | #define BUSC_PCI_FIRST_DEV (BUSC_RQ_BASE + 1) /* Get index (and
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| 87 | * vid/did) of the
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| 88 | * first PCI device
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| 89 | */
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| 90 | #define BUSC_PCI_NEXT_DEV (BUSC_RQ_BASE + 2) /* Get index (and
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| 91 | * vid/did) of the
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| 92 | * next PCI device
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| 93 | */
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| 94 | #define BUSC_PCI_FIND_DEV (BUSC_RQ_BASE + 3) /* Get index of a
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| 95 | * PCI device based on
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| 96 | * bus/dev/function
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| 97 | */
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| 98 | #define BUSC_PCI_IDS (BUSC_RQ_BASE + 4) /* Get vid/did from an
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| 99 | * index
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| 100 | */
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| 101 | #define BUSC_PCI_DEV_NAME (BUSC_RQ_BASE + 5) /* Get the name of a
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| 102 | * PCI device
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| 103 | */
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| 104 | #define BUSC_PCI_SLOT_NAME (BUSC_RQ_BASE + 6) /* Get the name of a
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| 105 | * PCI slot
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| 106 | */
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| 107 | #define BUSC_PCI_RESERVE (BUSC_RQ_BASE + 7) /* Reserve a PCI dev */
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| 108 | #define BUSC_PCI_ATTR_R8 (BUSC_RQ_BASE + 8) /* Read 8-bit
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| 109 | * attribute value
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| 110 | */
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| 111 | #define BUSC_PCI_ATTR_R16 (BUSC_RQ_BASE + 9) /* Read 16-bit
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| 112 | * attribute value
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| 113 | */
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| 114 | #define BUSC_PCI_ATTR_R32 (BUSC_RQ_BASE + 10) /* Read 32-bit
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| 115 | * attribute value
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| 116 | */
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| 117 | #define BUSC_PCI_ATTR_W8 (BUSC_RQ_BASE + 11) /* Write 8-bit
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| 118 | * attribute value
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| 119 | */
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| 120 | #define BUSC_PCI_ATTR_W16 (BUSC_RQ_BASE + 12) /* Write 16-bit
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| 121 | * attribute value
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| 122 | */
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| 123 | #define BUSC_PCI_ATTR_W32 (BUSC_RQ_BASE + 13) /* Write 32-bit
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| 124 | * attribute value
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| 125 | */
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| 126 | #define BUSC_PCI_RESCAN (BUSC_RQ_BASE + 14) /* Rescan bus */
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| 127 |
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| 128 | /*===========================================================================*
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| 129 | * Messages for BLOCK and CHARACTER device drivers *
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| 130 | *===========================================================================*/
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| 131 |
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| 132 | /* Message types for device drivers. */
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| 133 | #define DEV_RQ_BASE 0x400 /* base for device request types */
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| 134 | #define DEV_RS_BASE 0x500 /* base for device response types */
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| 135 |
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| 136 | #define CANCEL (DEV_RQ_BASE + 0) /* force a task to cancel */
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| 137 | #define DEV_READ (DEV_RQ_BASE + 3) /* read from minor device */
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| 138 | #define DEV_WRITE (DEV_RQ_BASE + 4) /* write to minor device */
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| 139 | #define DEV_IOCTL (DEV_RQ_BASE + 5) /* I/O control code */
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| 140 | #define DEV_OPEN (DEV_RQ_BASE + 6) /* open a minor device */
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| 141 | #define DEV_CLOSE (DEV_RQ_BASE + 7) /* close a minor device */
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| 142 | #define DEV_SCATTER (DEV_RQ_BASE + 8) /* write from a vector */
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| 143 | #define DEV_GATHER (DEV_RQ_BASE + 9) /* read into a vector */
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| 144 | #define TTY_SETPGRP (DEV_RQ_BASE + 10) /* set process group */
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| 145 | #define TTY_EXIT (DEV_RQ_BASE + 11) /* process group leader exited */
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| 146 | #define DEV_SELECT (DEV_RQ_BASE + 12) /* request select() attention */
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| 147 | #define DEV_STATUS (DEV_RQ_BASE + 13) /* request driver status */
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| 148 |
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| 149 | #define DEV_REPLY (DEV_RS_BASE + 0) /* general task reply */
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| 150 | #define DEV_CLONED (DEV_RS_BASE + 1) /* return cloned minor */
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| 151 | #define DEV_REVIVE (DEV_RS_BASE + 2) /* driver revives process */
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| 152 | #define DEV_IO_READY (DEV_RS_BASE + 3) /* selected device ready */
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| 153 | #define DEV_NO_STATUS (DEV_RS_BASE + 4) /* empty status reply */
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| 154 |
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| 155 | /* Field names for messages to block and character device drivers. */
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| 156 | #define DEVICE m2_i1 /* major-minor device */
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| 157 | #define IO_ENDPT m2_i2 /* which (proc/endpoint) wants I/O? */
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| 158 | #define COUNT m2_i3 /* how many bytes to transfer */
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| 159 | #define REQUEST m2_i3 /* ioctl request code */
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| 160 | #define POSITION m2_l1 /* file offset */
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| 161 | #define ADDRESS m2_p1 /* core buffer address */
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| 162 |
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| 163 | /* Field names for DEV_SELECT messages to device drivers. */
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| 164 | #define DEV_MINOR m2_i1 /* minor device */
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| 165 | #define DEV_SEL_OPS m2_i2 /* which select operations are requested */
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| 166 | #define DEV_SEL_WATCH m2_i3 /* request notify if no operations are ready */
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| 167 |
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| 168 | /* Field names used in reply messages from tasks. */
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| 169 | #define REP_ENDPT m2_i1 /* # of proc on whose behalf I/O was done */
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| 170 | #define REP_STATUS m2_i2 /* bytes transferred or error number */
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| 171 | # define SUSPEND -998 /* status to suspend caller, reply later */
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| 172 |
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| 173 | /* Field names for messages to TTY driver. */
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| 174 | #define TTY_LINE DEVICE /* message parameter: terminal line */
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| 175 | #define TTY_REQUEST COUNT /* message parameter: ioctl request code */
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| 176 | #define TTY_SPEK POSITION/* message parameter: ioctl speed, erasing */
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| 177 | #define TTY_FLAGS m2_l2 /* message parameter: ioctl tty mode */
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| 178 | #define TTY_PGRP m2_i3 /* message parameter: process group */
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| 179 |
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| 180 | /* Field names for the QIC 02 status reply from tape driver */
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| 181 | #define TAPE_STAT0 m2_l1
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| 182 | #define TAPE_STAT1 m2_l2
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| 183 |
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| 184 | /*===========================================================================*
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| 185 | * Messages for networking layer *
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| 186 | *===========================================================================*/
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| 187 |
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| 188 | /* Message types for network layer requests. This layer acts like a driver. */
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| 189 | #define NW_OPEN DEV_OPEN
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| 190 | #define NW_CLOSE DEV_CLOSE
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| 191 | #define NW_READ DEV_READ
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| 192 | #define NW_WRITE DEV_WRITE
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| 193 | #define NW_IOCTL DEV_IOCTL
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| 194 | #define NW_CANCEL CANCEL
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| 195 |
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| 196 | /* Base type for data link layer requests and responses. */
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| 197 | #define DL_RQ_BASE 0x800
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| 198 | #define DL_RS_BASE 0x900
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| 199 |
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| 200 | /* Message types for data link layer requests. */
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| 201 | #define DL_WRITE (DL_RQ_BASE + 3)
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| 202 | #define DL_WRITEV (DL_RQ_BASE + 4)
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| 203 | #define DL_READ (DL_RQ_BASE + 5)
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| 204 | #define DL_READV (DL_RQ_BASE + 6)
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| 205 | #define DL_INIT (DL_RQ_BASE + 7)
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| 206 | #define DL_STOP (DL_RQ_BASE + 8)
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| 207 | #define DL_GETSTAT (DL_RQ_BASE + 9)
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| 208 | #define DL_GETNAME (DL_RQ_BASE +10)
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| 209 |
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| 210 | /* Message type for data link layer replies. */
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| 211 | #define DL_INIT_REPLY (DL_RS_BASE + 20)
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| 212 | #define DL_TASK_REPLY (DL_RS_BASE + 21)
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| 213 | #define DL_NAME_REPLY (DL_RS_BASE + 22)
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| 214 |
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| 215 | /* Field names for data link layer messages. */
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| 216 | #define DL_PORT m2_i1
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| 217 | #define DL_PROC m2_i2 /* endpoint */
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| 218 | #define DL_COUNT m2_i3
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| 219 | #define DL_MODE m2_l1
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| 220 | #define DL_CLCK m2_l2
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| 221 | #define DL_ADDR m2_p1
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| 222 | #define DL_STAT m2_l1
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| 223 | #define DL_NAME m3_ca1
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| 224 |
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| 225 | /* Bits in 'DL_STAT' field of DL replies. */
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| 226 | # define DL_PACK_SEND 0x01
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| 227 | # define DL_PACK_RECV 0x02
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| 228 | # define DL_READ_IP 0x04
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| 229 |
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| 230 | /* Bits in 'DL_MODE' field of DL requests. */
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| 231 | # define DL_NOMODE 0x0
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| 232 | # define DL_PROMISC_REQ 0x2
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| 233 | # define DL_MULTI_REQ 0x4
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| 234 | # define DL_BROAD_REQ 0x8
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| 235 |
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| 236 | /*===========================================================================*
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| 237 | * SYSTASK request types and field names *
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| 238 | *===========================================================================*/
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| 239 |
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| 240 | /* System library calls are dispatched via a call vector, so be careful when
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| 241 | * modifying the system call numbers. The numbers here determine which call
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| 242 | * is made from the call vector.
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| 243 | */
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| 244 | #define KERNEL_CALL 0x600 /* base for kernel calls to SYSTEM */
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| 245 |
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| 246 | # define SYS_FORK (KERNEL_CALL + 0) /* sys_fork() */
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| 247 | # define SYS_EXEC (KERNEL_CALL + 1) /* sys_exec() */
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| 248 | # define SYS_EXIT (KERNEL_CALL + 2) /* sys_exit() */
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| 249 | # define SYS_NICE (KERNEL_CALL + 3) /* sys_nice() */
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| 250 | # define SYS_PRIVCTL (KERNEL_CALL + 4) /* sys_privctl() */
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| 251 | # define SYS_TRACE (KERNEL_CALL + 5) /* sys_trace() */
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| 252 | # define SYS_KILL (KERNEL_CALL + 6) /* sys_kill() */
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| 253 |
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| 254 | # define SYS_GETKSIG (KERNEL_CALL + 7) /* sys_getsig() */
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| 255 | # define SYS_ENDKSIG (KERNEL_CALL + 8) /* sys_endsig() */
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| 256 | # define SYS_SIGSEND (KERNEL_CALL + 9) /* sys_sigsend() */
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| 257 | # define SYS_SIGRETURN (KERNEL_CALL + 10) /* sys_sigreturn() */
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| 258 |
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| 259 | # define SYS_NEWMAP (KERNEL_CALL + 11) /* sys_newmap() */
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| 260 | # define SYS_SEGCTL (KERNEL_CALL + 12) /* sys_segctl() */
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| 261 | # define SYS_MEMSET (KERNEL_CALL + 13) /* sys_memset() */
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| 262 |
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| 263 | # define SYS_UMAP (KERNEL_CALL + 14) /* sys_umap() */
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| 264 | # define SYS_VIRCOPY (KERNEL_CALL + 15) /* sys_vircopy() */
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| 265 | # define SYS_PHYSCOPY (KERNEL_CALL + 16) /* sys_physcopy() */
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| 266 | # define SYS_VIRVCOPY (KERNEL_CALL + 17) /* sys_virvcopy() */
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| 267 | # define SYS_PHYSVCOPY (KERNEL_CALL + 18) /* sys_physvcopy() */
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| 268 |
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| 269 | # define SYS_IRQCTL (KERNEL_CALL + 19) /* sys_irqctl() */
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| 270 | # define SYS_INT86 (KERNEL_CALL + 20) /* sys_int86() */
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| 271 | # define SYS_DEVIO (KERNEL_CALL + 21) /* sys_devio() */
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| 272 | # define SYS_SDEVIO (KERNEL_CALL + 22) /* sys_sdevio() */
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| 273 | # define SYS_VDEVIO (KERNEL_CALL + 23) /* sys_vdevio() */
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| 274 |
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| 275 | # define SYS_SETALARM (KERNEL_CALL + 24) /* sys_setalarm() */
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| 276 | # define SYS_TIMES (KERNEL_CALL + 25) /* sys_times() */
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| 277 | # define SYS_GETINFO (KERNEL_CALL + 26) /* sys_getinfo() */
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| 278 | # define SYS_ABORT (KERNEL_CALL + 27) /* sys_abort() */
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| 279 | # define SYS_IOPENABLE (KERNEL_CALL + 28) /* sys_enable_iop() */
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| 280 | # define SYS_VM_SETBUF (KERNEL_CALL + 29) /* sys_vm_setbuf() */
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| 281 | # define SYS_VM_MAP (KERNEL_CALL + 30) /* sys_vm_map() */
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| 282 |
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| 283 | #define NR_SYS_CALLS 31 /* number of system calls */
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| 284 |
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| 285 | /* Subfunctions for SYS_PRIVCTL */
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| 286 | #define SYS_PRIV_INIT 1 /* Initialize a privilege structure */
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| 287 | #define SYS_PRIV_ADD_IO 2 /* Add I/O range (struct io_range) */
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| 288 | #define SYS_PRIV_ADD_MEM 3 /* Add memory range (struct mem_range)
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| 289 | */
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| 290 | #define SYS_PRIV_ADD_IRQ 4 /* Add IRQ */
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| 291 |
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| 292 | /* Field names for SYS_MEMSET, SYS_SEGCTL. */
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| 293 | #define MEM_PTR m2_p1 /* base */
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| 294 | #define MEM_COUNT m2_l1 /* count */
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| 295 | #define MEM_PATTERN m2_l2 /* pattern to write */
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| 296 | #define MEM_CHUNK_BASE m4_l1 /* physical base address */
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| 297 | #define MEM_CHUNK_SIZE m4_l2 /* size of mem chunk */
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| 298 | #define MEM_TOT_SIZE m4_l3 /* total memory size */
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| 299 | #define MEM_CHUNK_TAG m4_l4 /* tag to identify chunk of mem */
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| 300 |
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| 301 | /* Field names for SYS_DEVIO, SYS_VDEVIO, SYS_SDEVIO. */
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| 302 | #define DIO_REQUEST m2_i3 /* device in or output */
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| 303 | # define DIO_INPUT 0 /* input */
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| 304 | # define DIO_OUTPUT 1 /* output */
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| 305 | #define DIO_TYPE m2_i1 /* flag indicating byte, word, or long */
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| 306 | # define DIO_BYTE 'b' /* byte type values */
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| 307 | # define DIO_WORD 'w' /* word type values */
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| 308 | # define DIO_LONG 'l' /* long type values */
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| 309 | #define DIO_PORT m2_l1 /* single port address */
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| 310 | #define DIO_VALUE m2_l2 /* single I/O value */
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| 311 | #define DIO_VEC_ADDR m2_p1 /* address of buffer or (p,v)-pairs */
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| 312 | #define DIO_VEC_SIZE m2_l2 /* number of elements in vector */
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| 313 | #define DIO_VEC_ENDPT m2_i2 /* number of process where vector is */
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| 314 |
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| 315 | /* Field names for SYS_SIGNARLM, SYS_FLAGARLM, SYS_SYNCALRM. */
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| 316 | #define ALRM_EXP_TIME m2_l1 /* expire time for the alarm call */
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| 317 | #define ALRM_ABS_TIME m2_i2 /* set to 1 to use absolute alarm time */
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| 318 | #define ALRM_TIME_LEFT m2_l1 /* how many ticks were remaining */
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| 319 | #define ALRM_ENDPT m2_i1 /* which process wants the alarm? */
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| 320 | #define ALRM_FLAG_PTR m2_p1 /* virtual address of timeout flag */
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| 321 |
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| 322 | /* Field names for SYS_IRQCTL. */
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| 323 | #define IRQ_REQUEST m5_c1 /* what to do? */
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| 324 | # define IRQ_SETPOLICY 1 /* manage a slot of the IRQ table */
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| 325 | # define IRQ_RMPOLICY 2 /* remove a slot of the IRQ table */
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| 326 | # define IRQ_ENABLE 3 /* enable interrupts */
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| 327 | # define IRQ_DISABLE 4 /* disable interrupts */
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| 328 | #define IRQ_VECTOR m5_c2 /* irq vector */
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| 329 | #define IRQ_POLICY m5_i1 /* options for IRQCTL request */
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| 330 | # define IRQ_REENABLE 0x001 /* reenable IRQ line after interrupt */
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| 331 | # define IRQ_BYTE 0x100 /* byte values */
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| 332 | # define IRQ_WORD 0x200 /* word values */
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| 333 | # define IRQ_LONG 0x400 /* long values */
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| 334 | #define IRQ_ENDPT m5_i2 /* endpoint number, SELF, NONE */
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| 335 | #define IRQ_HOOK_ID m5_l3 /* id of irq hook at kernel */
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| 336 |
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| 337 | /* Field names for SYS_SEGCTL. */
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| 338 | #define SEG_SELECT m4_l1 /* segment selector returned */
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| 339 | #define SEG_OFFSET m4_l2 /* offset in segment returned */
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| 340 | #define SEG_PHYS m4_l3 /* physical address of segment */
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| 341 | #define SEG_SIZE m4_l4 /* segment size */
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| 342 | #define SEG_INDEX m4_l5 /* segment index in remote map */
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| 343 |
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| 344 | /* Field names for SYS_VIDCOPY. */
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| 345 | #define VID_REQUEST m4_l1 /* what to do? */
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| 346 | # define VID_VID_COPY 1 /* request vid_vid_copy() */
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| 347 | # define MEM_VID_COPY 2 /* request mem_vid_copy() */
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| 348 | #define VID_SRC_ADDR m4_l2 /* virtual address in memory */
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| 349 | #define VID_SRC_OFFSET m4_l3 /* offset in video memory */
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| 350 | #define VID_DST_OFFSET m4_l4 /* offset in video memory */
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| 351 | #define VID_CP_COUNT m4_l5 /* number of words to be copied */
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| 352 |
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| 353 | /* Field names for SYS_ABORT. */
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| 354 | #define ABRT_HOW m1_i1 /* RBT_REBOOT, RBT_HALT, etc. */
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| 355 | #define ABRT_MON_ENDPT m1_i2 /* process where monitor params are */
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| 356 | #define ABRT_MON_LEN m1_i3 /* length of monitor params */
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| 357 | #define ABRT_MON_ADDR m1_p1 /* virtual address of monitor params */
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| 358 |
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| 359 | /* Field names for _UMAP, _VIRCOPY, _PHYSCOPY. */
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| 360 | #define CP_SRC_SPACE m5_c1 /* T or D space (stack is also D) */
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| 361 | #define CP_SRC_ENDPT m5_i1 /* process to copy from */
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| 362 | #define CP_SRC_ADDR m5_l1 /* address where data come from */
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| 363 | #define CP_DST_SPACE m5_c2 /* T or D space (stack is also D) */
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| 364 | #define CP_DST_ENDPT m5_i2 /* process to copy to */
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| 365 | #define CP_DST_ADDR m5_l2 /* address where data go to */
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| 366 | #define CP_NR_BYTES m5_l3 /* number of bytes to copy */
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| 367 |
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| 368 | /* Field names for SYS_VCOPY and SYS_VVIRCOPY. */
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| 369 | #define VCP_NR_OK m1_i2 /* number of successfull copies */
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| 370 | #define VCP_VEC_SIZE m1_i3 /* size of copy vector */
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| 371 | #define VCP_VEC_ADDR m1_p1 /* pointer to copy vector */
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| 372 |
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| 373 | /* Field names for SYS_GETINFO. */
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| 374 | #define I_REQUEST m7_i3 /* what info to get */
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| 375 | # define GET_KINFO 0 /* get kernel information structure */
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| 376 | # define GET_IMAGE 1 /* get system image table */
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| 377 | # define GET_PROCTAB 2 /* get kernel process table */
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| 378 | # define GET_RANDOMNESS 3 /* get randomness buffer */
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| 379 | # define GET_MONPARAMS 4 /* get monitor parameters */
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| 380 | # define GET_KENV 5 /* get kernel environment string */
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| 381 | # define GET_IRQHOOKS 6 /* get the IRQ table */
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| 382 | # define GET_KMESSAGES 7 /* get kernel messages */
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| 383 | # define GET_PRIVTAB 8 /* get kernel privileges table */
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| 384 | # define GET_KADDRESSES 9 /* get various kernel addresses */
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| 385 | # define GET_SCHEDINFO 10 /* get scheduling queues */
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| 386 | # define GET_PROC 11 /* get process slot if given process */
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| 387 | # define GET_MACHINE 12 /* get machine information */
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| 388 | # define GET_LOCKTIMING 13 /* get lock()/unlock() latency timing */
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| 389 | # define GET_BIOSBUFFER 14 /* get a buffer for BIOS calls */
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| 390 | # define GET_LOADINFO 15 /* get load average information */
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| 391 | #define I_ENDPT m7_i4 /* calling process */
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| 392 | #define I_VAL_PTR m7_p1 /* virtual address at caller */
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| 393 | #define I_VAL_LEN m7_i1 /* max length of value */
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| 394 | #define I_VAL_PTR2 m7_p2 /* second virtual address */
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| 395 | #define I_VAL_LEN2_E m7_i2 /* second length, or proc nr */
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| 396 | # define GET_IRQACTIDS 16 /* get the IRQ masks */
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| 397 |
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| 398 | /* Field names for SYS_TIMES. */
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| 399 | #define T_ENDPT m4_l1 /* process to request time info for */
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| 400 | #define T_USER_TIME m4_l1 /* user time consumed by process */
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| 401 | #define T_SYSTEM_TIME m4_l2 /* system time consumed by process */
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| 402 | #define T_CHILD_UTIME m4_l3 /* user time consumed by process' children */
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| 403 | #define T_CHILD_STIME m4_l4 /* sys time consumed by process' children */
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| 404 | #define T_BOOT_TICKS m4_l5 /* number of clock ticks since boot time */
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| 405 |
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| 406 | /* vm_map */
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| 407 | #define VM_MAP_ENDPT m4_l1
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| 408 | #define VM_MAP_MAPUNMAP m4_l2
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| 409 | #define VM_MAP_BASE m4_l3
|
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| 410 | #define VM_MAP_SIZE m4_l4
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| 411 | #define VM_MAP_ADDR m4_l5
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| 412 |
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| 413 | /* Field names for SYS_TRACE, SYS_PRIVCTL. */
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| 414 | #define CTL_ENDPT m2_i1 /* process number of the caller */
|
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| 415 | #define CTL_REQUEST m2_i2 /* server control request */
|
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| 416 | #define CTL_MM_PRIV m2_i3 /* privilege as seen by PM */
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| 417 | #define CTL_ARG_PTR m2_p1 /* pointer to argument */
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| 418 | #define CTL_ADDRESS m2_l1 /* address at traced process' space */
|
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| 419 | #define CTL_DATA m2_l2 /* data field for tracing */
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| 420 |
|
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| 421 | /* Field names for SYS_KILL, SYS_SIGCTL */
|
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| 422 | #define SIG_REQUEST m2_l2 /* PM signal control request */
|
|---|
| 423 | #define S_GETSIG 0 /* get pending kernel signal */
|
|---|
| 424 | #define S_ENDSIG 1 /* finish a kernel signal */
|
|---|
| 425 | #define S_SENDSIG 2 /* POSIX style signal handling */
|
|---|
| 426 | #define S_SIGRETURN 3 /* return from POSIX handling */
|
|---|
| 427 | #define S_KILL 4 /* servers kills process with signal */
|
|---|
| 428 | #define SIG_ENDPT m2_i1 /* process number for inform */
|
|---|
| 429 | #define SIG_NUMBER m2_i2 /* signal number to send */
|
|---|
| 430 | #define SIG_FLAGS m2_i3 /* signal flags field */
|
|---|
| 431 | #define SIG_MAP m2_l1 /* used by kernel to pass signal bit map */
|
|---|
| 432 | #define SIG_CTXT_PTR m2_p1 /* pointer to info to restore signal context */
|
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| 433 |
|
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| 434 | /* Field names for SYS_FORK, _EXEC, _EXIT, _NEWMAP. */
|
|---|
| 435 | #define PR_ENDPT m1_i1 /* indicates a process */
|
|---|
| 436 | #define PR_PRIORITY m1_i2 /* process priority */
|
|---|
| 437 | #define PR_SLOT m1_i2 /* indicates a process slot */
|
|---|
| 438 | #define PR_PID m1_i3 /* process id at process manager */
|
|---|
| 439 | #define PR_STACK_PTR m1_p1 /* used for stack ptr in sys_exec, sys_getsp */
|
|---|
| 440 | #define PR_TRACING m1_i3 /* flag to indicate tracing is on/ off */
|
|---|
| 441 | #define PR_NAME_PTR m1_p2 /* tells where program name is for dmp */
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|---|
| 442 | #define PR_IP_PTR m1_p3 /* initial value for ip after exec */
|
|---|
| 443 | #define PR_MEM_PTR m1_p1 /* tells where memory map is for sys_newmap */
|
|---|
| 444 |
|
|---|
| 445 | /* Field names for SYS_INT86 */
|
|---|
| 446 | #define INT86_REG86 m1_p1 /* pointer to registers */
|
|---|
| 447 |
|
|---|
| 448 | /* Field names for SELECT (FS). */
|
|---|
| 449 | #define SEL_NFDS m8_i1
|
|---|
| 450 | #define SEL_READFDS m8_p1
|
|---|
| 451 | #define SEL_WRITEFDS m8_p2
|
|---|
| 452 | #define SEL_ERRORFDS m8_p3
|
|---|
| 453 | #define SEL_TIMEOUT m8_p4
|
|---|
| 454 |
|
|---|
| 455 | /*===========================================================================*
|
|---|
| 456 | * Messages for the Reincarnation Server *
|
|---|
| 457 | *===========================================================================*/
|
|---|
| 458 |
|
|---|
| 459 | #define RS_RQ_BASE 0x700
|
|---|
| 460 |
|
|---|
| 461 | #define RS_UP (RS_RQ_BASE + 0) /* start system service */
|
|---|
| 462 | #define RS_DOWN (RS_RQ_BASE + 1) /* stop system service */
|
|---|
| 463 | #define RS_REFRESH (RS_RQ_BASE + 2) /* restart system service */
|
|---|
| 464 | #define RS_RESCUE (RS_RQ_BASE + 3) /* set rescue directory */
|
|---|
| 465 | #define RS_SHUTDOWN (RS_RQ_BASE + 4) /* alert about shutdown */
|
|---|
| 466 |
|
|---|
| 467 | # define RS_CMD_ADDR m1_p1 /* command string */
|
|---|
| 468 | # define RS_CMD_LEN m1_i1 /* length of command */
|
|---|
| 469 | # define RS_PID m1_i1 /* pid of system service */
|
|---|
| 470 | # define RS_PERIOD m1_i2 /* heartbeat period */
|
|---|
| 471 | # define RS_DEV_MAJOR m1_i3 /* major device number */
|
|---|
| 472 |
|
|---|
| 473 | /*===========================================================================*
|
|---|
| 474 | * Messages for the Data Store Server *
|
|---|
| 475 | *===========================================================================*/
|
|---|
| 476 |
|
|---|
| 477 | #define DS_RQ_BASE 0x800
|
|---|
| 478 |
|
|---|
| 479 | #define DS_PUBLISH (DS_RQ_BASE + 0) /* publish information */
|
|---|
| 480 | #define DS_RETRIEVE (DS_RQ_BASE + 1) /* retrieve information */
|
|---|
| 481 | #define DS_SUBSCRIBE (DS_RQ_BASE + 2) /* subscribe to information */
|
|---|
| 482 |
|
|---|
| 483 | # define DS_KEY m2_i1 /* key for the information */
|
|---|
| 484 | # define DS_FLAGS m2_i2 /* flags provided by caller */
|
|---|
| 485 | # define DS_AUTH m2_p1 /* authorization of caller */
|
|---|
| 486 | # define DS_VAL_L1 m2_l1 /* first long data value */
|
|---|
| 487 | # define DS_VAL_L2 m2_l2 /* second long data value */
|
|---|
| 488 |
|
|---|
| 489 | /*===========================================================================*
|
|---|
| 490 | * Messages for the Semaphore Server *
|
|---|
| 491 | *===========================================================================*/
|
|---|
| 492 | #define SS_RQ_BASE 0xA00 /* qualsiasi numero inutilizzato e` ok */
|
|---|
| 493 | #define SS_DOWN (SS_RQ_BASE + 0) /* semaphore down */
|
|---|
| 494 | #define SS_UP (SS_RQ_BASE + 1) /* semaphore up */
|
|---|
| 495 |
|
|---|
| 496 |
|
|---|
| 497 |
|
|---|
| 498 | /*===========================================================================*
|
|---|
| 499 | * Miscellaneous messages used by TTY *
|
|---|
| 500 | *===========================================================================*/
|
|---|
| 501 |
|
|---|
| 502 | /* Miscellaneous request types and field names, e.g. used by IS server. */
|
|---|
| 503 | #define FKEY_CONTROL 98 /* control a function key at the TTY */
|
|---|
| 504 | # define FKEY_REQUEST m2_i1 /* request to perform at TTY */
|
|---|
| 505 | # define FKEY_MAP 10 /* observe function key */
|
|---|
| 506 | # define FKEY_UNMAP 11 /* stop observing function key */
|
|---|
| 507 | # define FKEY_EVENTS 12 /* request open key presses */
|
|---|
| 508 | # define FKEY_FKEYS m2_l1 /* F1-F12 keys pressed */
|
|---|
| 509 | # define FKEY_SFKEYS m2_l2 /* Shift-F1-F12 keys pressed */
|
|---|
| 510 | #define DIAGNOSTICS 100 /* output a string without FS in between */
|
|---|
| 511 | # define DIAG_PRINT_BUF m1_p1
|
|---|
| 512 | # define DIAG_BUF_COUNT m1_i1
|
|---|
| 513 | # define DIAG_ENDPT m1_i2
|
|---|
| 514 | #define GET_KMESS 101 /* get kmess from TTY */
|
|---|
| 515 | # define GETKM_PTR m1_p1
|
|---|
| 516 |
|
|---|
| 517 |
|
|---|
| 518 | #endif /* _MINIX_COM_H */
|
|---|
