xnu-792.12.6.tar.gz

[apple/xnu.git] / pexpert / i386 / pe_init.c

diff --git a/pexpert/i386/pe_init.c b/pexpert/i386/pe_init.c
index dfe65ebaf1bcae2cdfd5f85e6796ea53fcdd9bb6..4c22bf8e83ea7a4277627442cbcecc28d52d6761 100644 (file)
--- a/pexpert/i386/pe_init.c
+++ b/pexpert/i386/pe_init.c
@@ -1,26 +1,31 @@
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *
 /*
  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
  *

- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_START@

  * 
  * 

- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
+ * This file contains Original Code and/or Modifications of Original Code 
+ * as defined in and that are subject to the Apple Public Source License 
+ * Version 2.0 (the 'License'). You may not use this file except in 
+ * compliance with the License.  The rights granted to you under the 
+ * License may not be used to create, or enable the creation or 
+ * redistribution of, unlawful or unlicensed copies of an Apple operating 
+ * system, or to circumvent, violate, or enable the circumvention or 
+ * violation of, any terms of an Apple operating system software license 
+ * agreement.
+ *
+ * Please obtain a copy of the License at 
+ * http://www.opensource.apple.com/apsl/ and read it before using this 

  * file.
  * file.

- * 
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
+ *
+ * The Original Code and all software distributed under the License are 
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
+ * Please see the License for the specific language governing rights and 

  * limitations under the License.
  * limitations under the License.

- * 
- * @APPLE_LICENSE_HEADER_END@
+ *
+ * @APPLE_LICENSE_OSREFERENCE_HEADER_END@

  */
 /*
  * file: pe_init.c
  */
 /*
  * file: pe_init.c


@@ -44,15 +49,14 @@ extern void pe_identify_machine(void * args);
 extern void initialize_screen(void *, unsigned int);
 
 /* Local references */
 extern void initialize_screen(void *, unsigned int);
 
 /* Local references */

-static vm_offset_t mapframebuffer(caddr_t,int);
-static vm_offset_t PE_fb_vaddr = 0;

 static int         PE_fb_mode  = TEXT_MODE;
 static int         PE_fb_mode  = TEXT_MODE;

-static KERNBOOTSTRUCT * PE_kbp = 0;

 
 /* private globals */
 PE_state_t  PE_state;
 dt_data     gMemoryMapNode;
 dt_data     gDriversProp;
 
 /* private globals */
 PE_state_t  PE_state;
 dt_data     gMemoryMapNode;
 dt_data     gDriversProp;

+dt_data     gRootpathProp;
+dt_data     gCompatibleProp;

 
 /* Clock Frequency Info */
 clock_frequency_info_t gPEClockFrequencyInfo;
 
 /* Clock Frequency Info */
 clock_frequency_info_t gPEClockFrequencyInfo;


@@ -67,15 +71,19 @@ int PE_initialize_console( PE_Video * info, int op )
      * Refuse changes from outside pexpert.
      * The video mode setup by the booter cannot be changed.
      */
      * Refuse changes from outside pexpert.
      * The video mode setup by the booter cannot be changed.
      */

-    if ( info && (info == &PE_state.video) )
+    if ( info )

     {
     {

-        bootInfo.v_baseAddr     = PE_fb_vaddr;
+        bootInfo.v_baseAddr = info->v_baseAddr;

         bootInfo.v_rowBytes     = info->v_rowBytes;
         bootInfo.v_width     = info->v_width;
         bootInfo.v_height    = info->v_height;
         bootInfo.v_depth     = info->v_depth;
         bootInfo.v_rowBytes     = info->v_rowBytes;
         bootInfo.v_width     = info->v_width;
         bootInfo.v_height    = info->v_height;
         bootInfo.v_depth     = info->v_depth;

-        bootInfo.v_display   = PE_fb_mode;

         bInfo = &bootInfo;
         bInfo = &bootInfo;

+        if (info == &PE_state.video) {
+            bootInfo.v_display  = PE_fb_mode;
+        } else {
+            bootInfo.v_display  = GRAPHICS_MODE;
+        }

     }
     else
         bInfo = 0;
     }
     else
         bInfo = 0;


@@ -111,6 +119,9 @@ void PE_init_iokit(void)
 {
     long * dt;
     int    i;
 {
     long * dt;
     int    i;

+    KernelBootArgs_t *kap = (KernelBootArgs_t *)PE_state.bootArgs;
+    enum { kMaxBootVar = 128 };
+    char *rdValue, *platformValue;

         
     typedef struct {
         char            name[32];
         
     typedef struct {
         char            name[32];


@@ -118,51 +129,80 @@ void PE_init_iokit(void)
         unsigned long   value[2];
     } DriversPackageProp;
 
         unsigned long   value[2];
     } DriversPackageProp;
 

+    PE_init_kprintf(TRUE);
+    PE_init_printf(TRUE);
+

     /*
      * Update the fake device tree with the driver information provided by
      * the booter.
      */
 
     /*
      * Update the fake device tree with the driver information provided by
      * the booter.
      */
 

-       gDriversProp.length   = PE_kbp->numBootDrivers * sizeof(DriversPackageProp);
+    gDriversProp.length   = kap->numBootDrivers * sizeof(DriversPackageProp);

     gMemoryMapNode.length = 2 * sizeof(long);
 
     gMemoryMapNode.length = 2 * sizeof(long);
 

+    rdValue = kalloc(kMaxBootVar);
+    if ( PE_parse_boot_arg("rd", rdValue) ) {
+        if (*rdValue == '*') {
+            gRootpathProp.address = (rdValue + 1);
+        } else {
+            gRootpathProp.address = rdValue;
+        }
+        strcat(rdValue, ",");
+    } else {
+        gRootpathProp.address = rdValue;
+        rdValue[0] = '\0';
+    }
+    strcat(rdValue, kap->bootFile);
+    gRootpathProp.length = strlen(rdValue) + 1;
+
+    platformValue = kalloc(kMaxBootVar);
+    if ( ! PE_parse_boot_arg("platform", platformValue) ) {
+        strcpy(platformValue, kDefaultPlatformName);
+    }
+    gCompatibleProp.address = platformValue;
+    gCompatibleProp.length = strlen(platformValue) + 1;
+

     dt = (long *) createdt( fakePPCDeviceTree,
                  &((boot_args*)PE_state.fakePPCBootArgs)->deviceTreeLength );
 
     dt = (long *) createdt( fakePPCDeviceTree,
                  &((boot_args*)PE_state.fakePPCBootArgs)->deviceTreeLength );
 

+    kfree(rdValue, kMaxBootVar);
+    kfree(platformValue, kMaxBootVar);
+
+

     if ( dt )
     {
         DriversPackageProp * prop = (DriversPackageProp *) gDriversProp.address;
 
         /* Copy driver info in kernBootStruct to fake device tree */
 
     if ( dt )
     {
         DriversPackageProp * prop = (DriversPackageProp *) gDriversProp.address;
 
         /* Copy driver info in kernBootStruct to fake device tree */
 

-        for ( i = 0; i < PE_kbp->numBootDrivers; i++, prop++ )
+        for ( i = 0; i < kap->numBootDrivers; i++, prop++ )

         {
         {

-            switch ( PE_kbp->driverConfig[i].type )
+            switch ( kap->driverConfig[i].type )

             {
                 case kBootDriverTypeKEXT:
             {
                 case kBootDriverTypeKEXT:

-                    sprintf(prop->name, "Driver-%lx", PE_kbp->driverConfig[i].address);
+                    sprintf(prop->name, "Driver-%lx", kap->driverConfig[i].address);

                     break;
                 
                  case kBootDriverTypeMKEXT:
                     break;
                 
                  case kBootDriverTypeMKEXT:

-                    sprintf(prop->name, "DriversPackage-%lx", PE_kbp->driverConfig[i].address);
+                    sprintf(prop->name, "DriversPackage-%lx", kap->driverConfig[i].address);

                     break;
 
                 default:
                     break;
 
                 default:

-                    sprintf(prop->name, "DriverBogus-%lx", PE_kbp->driverConfig[i].address);
+                    sprintf(prop->name, "DriverBogus-%lx", kap->driverConfig[i].address);

                     break;
             }
             prop->length   = sizeof(prop->value);
                     break;
             }
             prop->length   = sizeof(prop->value);

-            prop->value[0] = PE_kbp->driverConfig[i].address;
-            prop->value[1] = PE_kbp->driverConfig[i].size;
+            prop->value[0] = kap->driverConfig[i].address;
+            prop->value[1] = kap->driverConfig[i].size;

         }
 
         }
 

-        *gMemoryMapNode.address = PE_kbp->numBootDrivers + 1;
+        *((long *)gMemoryMapNode.address) = kap->numBootDrivers + 1;

     }
 
     /* Setup powermac_info and powermac_machine_info structures */
 
     ((boot_args*)PE_state.fakePPCBootArgs)->deviceTreeP        = (unsigned long *) dt;
     }
 
     /* Setup powermac_info and powermac_machine_info structures */
 
     ((boot_args*)PE_state.fakePPCBootArgs)->deviceTreeP        = (unsigned long *) dt;

-    ((boot_args*)PE_state.fakePPCBootArgs)->topOfKernelData    = (unsigned int) kalloc(0x2000);
+    ((boot_args*)PE_state.fakePPCBootArgs)->topOfKernelData = (unsigned long) kalloc(0x2000);

 
     /* 
      * Setup the OpenFirmware Device Tree routines
 
     /* 
      * Setup the OpenFirmware Device Tree routines


@@ -174,13 +214,18 @@ void PE_init_iokit(void)
     /*
      * Fetch the CLUT and the noroot image.
      */
     /*
      * Fetch the CLUT and the noroot image.
      */

-    bcopy( bootClut, appleClut8, sizeof(appleClut8) );
+    bcopy( (void *) (uintptr_t) bootClut, (void *) appleClut8, sizeof(appleClut8) );

 
     default_noroot.width  = kFailedBootWidth;
     default_noroot.height = kFailedBootHeight;
     default_noroot.dx     = 0;
     default_noroot.dy     = kFailedBootOffset;
     default_noroot_data   = failedBootPict;
 
     default_noroot.width  = kFailedBootWidth;
     default_noroot.height = kFailedBootHeight;
     default_noroot.dx     = 0;
     default_noroot.dy     = kFailedBootOffset;
     default_noroot_data   = failedBootPict;

+    
+    /*
+     * Initialize the panic UI
+     */
+    panic_ui_initialize( (unsigned char *) appleClut8 );

 
     /*
      * Initialize the spinning wheel (progress indicator).
 
     /*
      * Initialize the spinning wheel (progress indicator).


@@ -188,26 +233,24 @@ void PE_init_iokit(void)
     vc_progress_initialize( &default_progress, default_progress_data,
                             (unsigned char *) appleClut8 );
 
     vc_progress_initialize( &default_progress, default_progress_data,
                             (unsigned char *) appleClut8 );
 

-    PE_initialize_console( (PE_Video *) 0, kPEAcquireScreen );
-
-    (void) StartIOKit( (void*)dt, (void*)PE_state.fakePPCBootArgs, 0, 0);
+    (void) StartIOKit( (void*)dt, PE_state.bootArgs, 0, 0);

 }
 
 void PE_init_platform(boolean_t vm_initialized, void * args)
 {
        if (PE_state.initialized == FALSE)
        {
 }
 
 void PE_init_platform(boolean_t vm_initialized, void * args)
 {
        if (PE_state.initialized == FALSE)
        {

-        PE_kbp = (KERNBOOTSTRUCT *) args;
+           KernelBootArgs_t *kap = (KernelBootArgs_t *) args;

 
            PE_state.initialized        = TRUE;
            PE_state.bootArgs           = args;
 
            PE_state.initialized        = TRUE;
            PE_state.bootArgs           = args;

-           PE_state.video.v_baseAddr   = PE_kbp->video.v_baseAddr;
-           PE_state.video.v_rowBytes   = PE_kbp->video.v_rowBytes;
-           PE_state.video.v_height     = PE_kbp->video.v_height;
-           PE_state.video.v_width      = PE_kbp->video.v_width;
-           PE_state.video.v_depth      = PE_kbp->video.v_depth;
-        PE_state.video.v_display    = PE_kbp->video.v_display;
-        PE_fb_mode                  = PE_kbp->graphicsMode;
+           PE_state.video.v_baseAddr   = kap->video.v_baseAddr;
+           PE_state.video.v_rowBytes   = kap->video.v_rowBytes;
+           PE_state.video.v_height     = kap->video.v_height;
+           PE_state.video.v_width      = kap->video.v_width;
+           PE_state.video.v_depth      = kap->video.v_depth;
+           PE_state.video.v_display    = kap->video.v_display;
+           PE_fb_mode                  = kap->graphicsMode;

            PE_state.fakePPCBootArgs    = (boot_args *)&fakePPCBootArgs;
            ((boot_args *)PE_state.fakePPCBootArgs)->machineType        = 386;
 
            PE_state.fakePPCBootArgs    = (boot_args *)&fakePPCBootArgs;
            ((boot_args *)PE_state.fakePPCBootArgs)->machineType        = 386;
 


@@ -220,34 +263,23 @@ void PE_init_platform(boolean_t vm_initialized, void * args)
         }
     }
 
         }
     }
 

-       if (!vm_initialized)
-       {
+    if (!vm_initialized)
+    {

                /* Hack! FIXME.. */ 
         outb(0x21, 0xff);   /* Maskout all interrupts Pic1 */
         outb(0xa1, 0xff);   /* Maskout all interrupts Pic2 */
  
         pe_identify_machine(args);
                /* Hack! FIXME.. */ 
         outb(0x21, 0xff);   /* Maskout all interrupts Pic1 */
         outb(0xa1, 0xff);   /* Maskout all interrupts Pic2 */
  
         pe_identify_machine(args);

-       }
-       else
-       {
+    }
+    else
+    {

         pe_init_debug();
         pe_init_debug();

-
-        PE_create_console();
-       }
+    }

 }
 
 void PE_create_console( void )
 {
 }
 
 void PE_create_console( void )
 {

-    if ( (PE_fb_vaddr == 0) && (PE_state.video.v_baseAddr != 0) )
-    {
-        PE_fb_vaddr = mapframebuffer((caddr_t) PE_state.video.v_baseAddr,
-                                     (PE_fb_mode == TEXT_MODE)  ?
-                      /* text mode */  PE_state.video.v_rowBytes :
-                      /* grfx mode */  PE_state.video.v_rowBytes *
-                                        PE_state.video.v_height);
-    }
-
-       if (PE_state.video.v_display)
+    if ( PE_state.video.v_display )

         PE_initialize_console( &PE_state.video, kPEGraphicsMode );
     else
         PE_initialize_console( &PE_state.video, kPETextMode );
         PE_initialize_console( &PE_state.video, kPEGraphicsMode );
     else
         PE_initialize_console( &PE_state.video, kPETextMode );


@@ -276,13 +308,13 @@ int PE_current_console( PE_Video * info )
     return (0);
 }
 
     return (0);
 }
 

-void PE_display_icon( unsigned int flags, const char * name )
+void PE_display_icon( __unused unsigned int flags, __unused const char * name )

 {
     if ( default_noroot_data )
         vc_display_icon( &default_noroot, default_noroot_data );
 }
 
 {
     if ( default_noroot_data )
         vc_display_icon( &default_noroot, default_noroot_data );
 }
 

-extern boolean_t PE_get_hotkey( unsigned char key )
+extern boolean_t PE_get_hotkey( __unused unsigned char key )

 {
     return (FALSE);
 }
 {
     return (FALSE);
 }


@@ -321,31 +353,11 @@ void PE_call_timebase_callback(void)
   if (gTimebaseCallback) gTimebaseCallback(&timebase_freq);
 }
 
   if (gTimebaseCallback) gTimebaseCallback(&timebase_freq);
 }
 

-/*
- * map the framebuffer into kernel vm and return the (virtual)
- * address.
- */
-static vm_offset_t
-mapframebuffer( caddr_t physaddr,  /* start of framebuffer */
-                int     length)    /* num bytes to map */
-{
-    vm_offset_t vmaddr;
-
-       if (physaddr != (caddr_t)trunc_page(physaddr))
-        panic("Framebuffer not on page boundary");
-
-       vmaddr = io_map((vm_offset_t)physaddr, length);
-       if (vmaddr == 0)
-        panic("can't alloc VM for framebuffer");
-
-    return vmaddr;
-}
-

 /*
  * The default (non-functional) PE_poll_input handler.
  */
 static int
 /*
  * The default (non-functional) PE_poll_input handler.
  */
 static int

-PE_stub_poll_input(unsigned int options, char * c)
+PE_stub_poll_input(__unused unsigned int options, char * c)

 {
     *c = 0xff;
     return 1;  /* 0 for success, 1 for unsupported */
 {
     *c = 0xff;
     return 1;  /* 0 for success, 1 for unsupported */


@@ -358,3 +370,6 @@ PE_stub_poll_input(unsigned int options, char * c)
  */
 int (*PE_poll_input)(unsigned int options, char * c)
        = PE_stub_poll_input;
  */
 int (*PE_poll_input)(unsigned int options, char * c)
        = PE_stub_poll_input;

+
+
+