Changes to includes for VM, IOPL, logging. Increased _NR_PROCS, CLICK_SIZE is

now 4096.

diff --git a/include/minix/com.h b/include/minix/com.h
index 7728d336ea732aec83480b83dfcdf6dd4ba6033a..479cedd25c45eceb6cbc97e31299efd35e63b0a1 100755 (executable)
--- a/include/minix/com.h
+++ b/include/minix/com.h
@@ -216,8 +216,11 @@
 #  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_VM_SETBUF  (KERNEL_CALL + 29)    /* sys_vm_setbuf() */
+#  define SYS_VM_MAP    (KERNEL_CALL + 30)     /* sys_vm_map() */
 
-#define NR_SYS_CALLS   28      /* number of system calls */ 
+#define NR_SYS_CALLS   31      /* number of system calls */ 
 
 /* Field names for SYS_MEMSET, SYS_SEGCTL. */
 #define MEM_PTR                m2_p1   /* base */
@@ -408,5 +411,8 @@
 #  define DIAG_PRINT_BUF      m1_p1
 #  define DIAG_BUF_COUNT      m1_i1
 #  define DIAG_PROC_NR        m1_i2
+#define GET_KMESS      101     /* get kmess from TTY */
+#  define GETKM_PTR          m1_p1
+
 
 #endif /* _MINIX_COM_H */ 

diff --git a/include/minix/const.h b/include/minix/const.h
index ef901a093ef3effcc3dc1d8c56f9155a80c7ccbb..3814621a366ce9f3cb7d660e2666f668fdc35cb5 100755 (executable)
--- a/include/minix/const.h
+++ b/include/minix/const.h
@@ -72,8 +72,8 @@
 
 /* Memory is allocated in clicks. */
 #if (CHIP == INTEL)
-#define CLICK_SIZE      1024   /* unit in which memory is allocated */
-#define CLICK_SHIFT       10   /* log2 of CLICK_SIZE */
+#define CLICK_SIZE      4096   /* unit in which memory is allocated */
+#define CLICK_SHIFT       12   /* log2 of CLICK_SIZE */
 #endif
 
 #if (CHIP == SPARC) || (CHIP == M68000)

diff --git a/include/minix/sys_config.h b/include/minix/sys_config.h
index 7a86e076f521384200faca2169aff198b6dbc0b8..59a2115a9e5be0074f3ec107eedc984d36477e2c 100755 (executable)
--- a/include/minix/sys_config.h
+++ b/include/minix/sys_config.h
@@ -18,7 +18,7 @@
 #define _PTR_SIZE      _EM_WSIZE
 #endif
 
-#define _NR_PROCS      64
+#define _NR_PROCS      100
 #define _NR_SYS_PROCS  32
 
 /* Set the CHIP type based on the machine selected. The symbol CHIP is actually

diff --git a/include/minix/syslib.h b/include/minix/syslib.h
index 8e21763f752cfd98af6c9a244ea6f258cb364fde..ea4ad9ba3ffb7e718bd628c31d8c029d81220fc0 100755 (executable)
--- a/include/minix/syslib.h
+++ b/include/minix/syslib.h
@@ -26,6 +26,7 @@ struct reg86u;
 _PROTOTYPE( int _taskcall, (int who, int syscallnr, message *msgptr));
 
 _PROTOTYPE( int sys_abort, (int how, ...));
+_PROTOTYPE( int sys_enable_iop, (int proc));
 _PROTOTYPE( int sys_exec, (int proc, char *ptr,  
                                char *aout, vir_bytes initpc));
 _PROTOTYPE( int sys_fork, (int parent, int child));
@@ -37,6 +38,10 @@ _PROTOTYPE( int sys_svrctl, (int proc, int req, int priv,vir_bytes argp));
 _PROTOTYPE( int sys_nice, (int proc, int priority));
 
 _PROTOTYPE( int sys_int86, (struct reg86u *reg86p));
+_PROTOTYPE( int sys_vm_setbuf, (phys_bytes base, phys_bytes size,
+                                                       phys_bytes high));
+_PROTOTYPE( int sys_vm_map, (int proc_nr, int do_map,
+       phys_bytes base, phys_bytes size, phys_bytes offset));
 
 /* Shorthands for sys_sdevio() system call. */
 #define sys_insb(port, proc_nr, buffer, count) \

diff --git a/include/sys/ioc_memory.h b/include/sys/ioc_memory.h
index f025a55bbe58a14e4acd1b2a0139a51d650e4b3e..d7f5fd4da03a9baaec321033d36081beb49b76b0 100755 (executable)
--- a/include/sys/ioc_memory.h
+++ b/include/sys/ioc_memory.h
@@ -10,5 +10,7 @@
 #include <minix/ioctl.h>
 
 #define MIOCRAMSIZE    _IOW('m', 3, u32_t)
+#define MIOCMAP                _IOR('m', 4, struct mapreq)
+#define MIOCUNMAP      _IOR('m', 5, struct mapreq)
 
 #endif /* _S_I_MEMORY_H */

diff --git a/include/sys/vm.h b/include/sys/vm.h
new file mode 100644 (file)
index 0000000..555a763
--- /dev/null
+++ b/include/sys/vm.h
@@ -0,0 +1,28 @@
+/*
+sys/vm.h
+*/
+
+#define PAGE_SIZE      4096
+
+/* MIOCMAP */
+struct mapreq
+{
+       void *base;
+       size_t size;
+       off_t offset;
+       int readonly;
+};
+
+/* i386 paging constants */
+#define I386_VM_PRESENT        0x001   /* Page is present */
+#define I386_VM_WRITE  0x002   /* Read/write access allowed */
+#define I386_VM_USER   0x004   /* User access allowed */
+#define I386_VM_ADDR_MASK 0xFFFFF000 /* physical address */
+
+#define I386_VM_PT_ENT_SIZE    4       /* Size of a page table entry */
+#define I386_VM_DIR_ENTRIES    1024    /* Number of entries in a page dir */
+#define I386_VM_DIR_ENT_SHIFT  22      /* Shift to get entry in page dir. */
+#define I386_VM_PT_ENT_SHIFT   12      /* Shift to get entry in page table */
+#define I386_VM_PT_ENT_MASK    0x3FF   /* Mask to get entry in page table */
+
+#define I386_CR0_PG            0x80000000      /* Enable paging */