include/minix/param.h

   1
   2 #ifndef _MINIX_PARAM_H
   3 #define _MINIX_PARAM_H 1
   4
   5 #include <minix/com.h>
   6 #include <minix/const.h>
   7
   8 /* Number of processes contained in the system image. */
   9 #define NR_BOOT_PROCS   (NR_TASKS + LAST_SPECIAL_PROC_NR + 1)
  10
  11 /* This is used to obtain system information through SYS_GETINFO. */
  12 #define MAXMEMMAP 40
  13 typedef struct kinfo {
  14         /* Straight multiboot-provided info */
  15         multiboot_info_t        mbi;
  16         multiboot_module_t      module_list[MULTIBOOT_MAX_MODS];
  17         multiboot_memory_map_t  memmap[MAXMEMMAP]; /* free mem list */
  18         phys_bytes              mem_high_phys;
  19         int                     mmap_size;
  20
  21         /* Multiboot-derived */
  22         int                     mods_with_kernel; /* no. of mods incl kernel */
  23         int                     kern_mod; /* which one is kernel */
  24
  25         /* Minix stuff, started at bootstrap phase */
  26         int                     freepde_start;  /* lowest pde unused kernel pde */
  27         char                    param_buf[MULTIBOOT_PARAM_BUF_SIZE];
  28
  29         /* Minix stuff */
  30         struct kmessages *kmessages;
  31         int do_serial_debug;    /* system serial output */
  32         int serial_debug_baud;  /* serial baud rate */
  33         int minix_panicing;     /* are we panicing? */
  34         vir_bytes               user_sp; /* where does kernel want stack set */
  35         vir_bytes               user_end; /* upper proc limit */
  36         vir_bytes               vir_kern_start; /* kernel addrspace starts */
  37         vir_bytes               bootstrap_start, bootstrap_len;
  38         struct boot_image       boot_procs[NR_BOOT_PROCS];
  39         int nr_procs;           /* number of user processes */
  40         int nr_tasks;           /* number of kernel tasks */
  41         char release[6];        /* kernel release number */
  42         char version[6];        /* kernel version number */
  43         int vm_allocated_bytes; /* allocated by kernel to load vm */
  44         int kernel_allocated_bytes;     /* used by kernel */
  45 } kinfo_t;
  46
  47 #endif