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xnu-1228.3.13.tar.gz
[apple/xnu.git] / osfmk / ppc / FirmwareC.c
diff --git a/osfmk/ppc/FirmwareC.c b/osfmk/ppc/FirmwareC.c
index 654671ce1f6665df2d59ad95277d2530e63f7345..5ddc41c71596f7695a76ae48c7cba855f5a38068 100644 (file)
--- a/osfmk/ppc/FirmwareC.c
+++ b/osfmk/ppc/FirmwareC.c
@@ -1,23 +1,29 @@
 /*
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2006 Apple Computer, Inc. All rights reserved.
  *
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
  * 
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * 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.
  * 
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this 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,
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * 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.
  * 
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 /*
  *     This file contains firmware code.
  */
 /*
  *     This file contains firmware code.
@@ -44,238 +50,289 @@
 #include <pexpert/pexpert.h>
 #include <ddb/db_output.h>
 
 #include <pexpert/pexpert.h>
 #include <ddb/db_output.h>
 
-extern Boot_Video      boot_video_info;
 Boot_Video dgVideo;
 Boot_Video dgVideo;
-extern GDWorkArea      GratefulDebWork[];
+extern GDWorkArea GratefulDebWork[];
 
 
-typedef struct RuptCtr {                                                               /* Counts hardware interrupts */
-       struct GDpos {                                                                          /* Screen position for Grateful Deb display */
-               unsigned short col;                                                             /* Column  (-1 means no display) */
-               unsigned short row;                                                             /* Row */
+struct RuptCtr {               /* Counts hardware interrupts */
+       struct GDpos {          /* Screen position for Grateful Deb display */
+               unsigned short col;     /* Column  (-1 means no display) */
+               unsigned short row;     /* Row */
        } GDpos;
        } GDpos;
-       unsigned int count;                                                                     /* Count of interrupt */
-       unsigned int timed;                                                                     /* If set, count updates at timed rate  */
-       unsigned int lasttime;                                                          /* Low of timebase when last updated */
-} RuptCtr;
-
-/*                                                     Window layout for Grateful Deb:
- *                                                     
- *                                                     0                               9
+       unsigned int count;     /* Count of interrupt */
+       unsigned int timed;     /* If set, count updates at timed rate  */
+       unsigned int lasttime;  /* Low of timebase when last updated */
+};
+
+/* Window layout for Grateful Deb:
  *
  *
- *                                             0       Total                   Decrimenter
- *                                             1       DSI                             ISI
- *                                             2       System call             External
- *                                             3       SIGP                    Floating point
- *                                             4       Program                 Alignment
+ *     0                               9
+ *
+ *     0       Total                   Decrimenter
+ *     1       DSI                             ISI
+ *     2       System call             External
+ *     3       SIGP                    Floating point
+ *     4       Program                 Alignment
  */
 
  */
 
+struct RuptCtr RuptCtrs[96] = {
+       {       /* Total interruptions */
+               .GDpos = {
+                       .col = 0,
+                       .row = 0,
+               },
+               .count = 0,
+               .timed = 1,
+       },
+       {       /* Reset */
+               .GDpos = {
+                       .col = -1,
+                       .row = -1,
+               },
+               .count = 0,
+               .timed = 0,
+       },
+       {       /* Machine check */
+               .GDpos = {
+                       .col = -1,
+                       .row = -1,
+               },
+               .count = 0,
+               .timed = 0,
+       },
+       {       /* DSIs */
+               .GDpos = {
+                       .col = 0,
+                       .row = 1,
+               },
+               .count = 0,
+               .timed = 1},
+       {       /* ISIs */
+               .GDpos = {
+                       .col = 1,
+                       .row = 1,
+               },
+               .count = 0,
+               .timed = 1,
+       },
+       {       /* Externals */
+               .GDpos = {
+                       .col = 1,
+                       .row = 2,
+               },
+               .count = 0,
+               .timed = 1,
+       },
+       {       /* Alignment */
+               .GDpos = {
+                       .col = 1,
+                       .row = 4,
+               },
+               .count = 0,
+               .timed = 0,
+       },
+       {.GDpos = {.col = 0,.row = 4},.count = 0,.timed = 0},   /* Program */
+       {.GDpos = {.col = 1,.row = 3},.count = 0,.timed = 0},   /* Floating point */
+       {.GDpos = {.col = 1,.row = 0},.count = 0,.timed = 1},   /* Decrementer */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* I/O error */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = 0,.row = 2},.count = 0,.timed = 1},   /* System call */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Trace */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Floating point assist */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Performance monitor */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* VMX */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Instruction breakpoint */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* System management */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Trace */
+       {.GDpos = {.col = 0,.row = 3},.count = 0,.timed = 0},   /* SIGP */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Preemption */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Context switch */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Special, update frequency controls */
 
 
+       /*Start of second processor counts */
 
 
+       {.GDpos = {.col = 0,.row = 0},.count = 0,.timed = 1},   /* Total interruptions */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reset */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Machine check */
+       {.GDpos = {.col = 0,.row = 1},.count = 0,.timed = 1},   /* DSIs */
+       {.GDpos = {.col = 1,.row = 1},.count = 0,.timed = 1},   /* ISIs */
+       {.GDpos = {.col = 1,.row = 2},.count = 0,.timed = 1},   /* Externals */
+       {.GDpos = {.col = 1,.row = 4},.count = 0,.timed = 0},   /* Alignment */
+       {.GDpos = {.col = 0,.row = 4},.count = 0,.timed = 0},   /* Program */
+       {.GDpos = {.col = 1,.row = 3},.count = 0,.timed = 0},   /* Floating point */
+       {.GDpos = {.col = 1,.row = 0},.count = 0,.timed = 1},   /* Decrementer */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* I/O error */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = 0,.row = 2},.count = 0,.timed = 1},   /* System call */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Trace */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Floating point assist */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Performance monitor */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* VMX */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Instruction breakpoint */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* System management */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Trace */
+       {.GDpos = {.col = 0,.row = 3},.count = 0,.timed = 0},   /* SIGP */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Preemption */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Context switch */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Reserved */
+       {.GDpos = {.col = -1,.row = -1},.count = 0,.timed = 0}, /* Special, update frequency controls */
+};
 
 
-
-RuptCtr RuptCtrs[96] = {
-                                                       { { 0,  0}, 0, 1 },             /* Total interruptions */
-                                                       { {-1, -1}, 0, 0 },             /* Reset */
-                                                       { {-1, -1}, 0, 0 },             /* Machine check */
-                                                       { { 0,  1}, 0, 1 },             /* DSIs */
-                                                       { { 1,  1}, 0, 1 },             /* ISIs */
-                                                       { { 1,  2}, 0, 1 },             /* Externals */
-                                                       { { 1,  4}, 0, 0 },             /* Alignment */
-                                                       { { 0,  4}, 0, 0 },             /* Program */
-                                                       { { 1,  3}, 0, 0 },             /* Floating point */
-                                                       { { 1,  0}, 0, 1 },             /* Decrementer */
-                                                       { {-1, -1}, 0, 0 },             /* I/O error */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { { 0,  2}, 0, 1 },             /* System call */
-                                                       { {-1, -1}, 0, 0 },             /* Trace */
-                                                       { {-1, -1}, 0, 0 },             /* Floating point assist */
-                                                       { {-1, -1}, 0, 0 },             /* Performance monitor */
-                                                       { {-1, -1}, 0, 0 },             /* VMX */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Instruction breakpoint */
-                                                       { {-1, -1}, 0, 0 },             /* System management */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Trace */
-                                                       { { 0,  3}, 0, 0 },             /* SIGP */
-                                                       { {-1, -1}, 0, 0 },             /* Preemption */
-                                                       { {-1, -1}, 0, 0 },             /* Context switch */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Special, update frequency controls */
-
-/*                                                     Start of second processor counts */
-                                                       
-                                                       { { 0,  0}, 0, 1 },             /* Total interruptions */
-                                                       { {-1, -1}, 0, 0 },             /* Reset */
-                                                       { {-1, -1}, 0, 0 },             /* Machine check */
-                                                       { { 0,  1}, 0, 1 },             /* DSIs */
-                                                       { { 1,  1}, 0, 1 },             /* ISIs */
-                                                       { { 1,  2}, 0, 1 },             /* Externals */
-                                                       { { 1,  4}, 0, 0 },             /* Alignment */
-                                                       { { 0,  4}, 0, 0 },             /* Program */
-                                                       { { 1,  3}, 0, 0 },             /* Floating point */
-                                                       { { 1,  0}, 0, 1 },             /* Decrementer */
-                                                       { {-1, -1}, 0, 0 },             /* I/O error */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { { 0,  2}, 0, 1 },             /* System call */
-                                                       { {-1, -1}, 0, 0 },             /* Trace */
-                                                       { {-1, -1}, 0, 0 },             /* Floating point assist */
-                                                       { {-1, -1}, 0, 0 },             /* Performance monitor */
-                                                       { {-1, -1}, 0, 0 },             /* VMX */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Instruction breakpoint */
-                                                       { {-1, -1}, 0, 0 },             /* System management */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Trace */
-                                                       { { 0,  3}, 0, 0 },             /* SIGP */
-                                                       { {-1, -1}, 0, 0 },             /* Preemption */
-                                                       { {-1, -1}, 0, 0 },             /* Context switch */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 },             /* Reserved */
-                                                       { {-1, -1}, 0, 0 }                      /* Special, update frequency controls */
-                                               };
-
-void GratefulDebInit(bootBumbleC *boot_video_info) {   /* Initialize the video debugger */
+void
+GratefulDebInit(bootBumbleC *boot_video_info)
+{                              /* Initialize the video debugger */
 
        unsigned int fillframe[256];
 
        unsigned int fillframe[256];
-       unsigned int startpos, startbyte, windowleft, newwidth, i, j, startword, oldwidth, nrmlgn;
+       unsigned int startpos, startbyte, windowleft, newwidth, i, j, startword,
+           oldwidth, nrmlgn;
        unsigned int nwords, *byteleft, lstlgn, pixlgn, bytelgn;
        unsigned int nwords, *byteleft, lstlgn, pixlgn, bytelgn;
-       
-       if(!boot_video_info) {                                                          /* Are we disabling it?
-               GratefulDebWork[0].GDready = 0;                                 /* Disable output */
+
+       if (!boot_video_info) { /* Are we disabling it? */
+               GratefulDebWork[0].GDready = 0; /* Disable output */
                return;
        }
                return;
        }
-       
+
        nrmlgn = (9 * GDfontsize) * (boot_video_info->v_depth / 8);     /* Get the normal column size in bytes */
        lstlgn = (((8 * GDfontsize) + (GDfontsize >> 1)) * boot_video_info->v_depth) / 8;       /* Same as normal, but with 1/2 character space */
        nrmlgn = (9 * GDfontsize) * (boot_video_info->v_depth / 8);     /* Get the normal column size in bytes */
        lstlgn = (((8 * GDfontsize) + (GDfontsize >> 1)) * boot_video_info->v_depth) / 8;       /* Same as normal, but with 1/2 character space */
-       nrmlgn = (nrmlgn + 31) & -32;                                           /* Round to a line */
-       
-       bytelgn = (nrmlgn * (GDdispcols - 1)) + lstlgn;         /* Length in bytes */
+       nrmlgn = (nrmlgn + 31) & -32;   /* Round to a line */
+
+       bytelgn = (nrmlgn * (GDdispcols - 1)) + lstlgn; /* Length in bytes */
        pixlgn = bytelgn / (boot_video_info->v_depth / 8);      /* Number of pixels wide */
        pixlgn = bytelgn / (boot_video_info->v_depth / 8);      /* Number of pixels wide */
-       
+
        startbyte = (boot_video_info->v_width * (boot_video_info->v_depth / 8)) - bytelgn;      /* Get the starting byte unaligned */
        startbyte = (boot_video_info->v_width * (boot_video_info->v_depth / 8)) - bytelgn;      /* Get the starting byte unaligned */
-       startpos = boot_video_info->v_width - pixlgn;           /* Starting pixel position */
-       
+       startpos = boot_video_info->v_width - pixlgn;   /* Starting pixel position */
+
        startbyte += (unsigned int)boot_video_info->v_baseAddr & 31;    /* Add the extra to cache boundary in frame buffer */
        startbyte += (unsigned int)boot_video_info->v_baseAddr & 31;    /* Add the extra to cache boundary in frame buffer */
-       startbyte &= -32;                                                                       /* Make sure it's on a cache line for speed */
+       startbyte &= -32;       /* Make sure it's on a cache line for speed */
        startbyte += (unsigned int)boot_video_info->v_baseAddr & 31;    /* Subtract the extra to cache boundary in frame buffer */
 
        windowleft = startbyte - (((GDfontsize / 2) * boot_video_info->v_depth) / 8);   /* Back up a half character */
        startbyte += (unsigned int)boot_video_info->v_baseAddr & 31;    /* Subtract the extra to cache boundary in frame buffer */
 
        windowleft = startbyte - (((GDfontsize / 2) * boot_video_info->v_depth) / 8);   /* Back up a half character */
-       windowleft &= -4;                                                                       /* Make sure it is on a word boundary */
+       windowleft &= -4;       /* Make sure it is on a word boundary */
        newwidth = windowleft / (boot_video_info->v_depth / 8); /* Get the new pixel width of screen */
        newwidth = windowleft / (boot_video_info->v_depth / 8); /* Get the new pixel width of screen */
-       
-       oldwidth = boot_video_info->v_width;                                    /* Save the old width */
-//     boot_video_info->v_width = newwidth;                                    /* Set the new width */
-       
-       nwords = oldwidth - newwidth;                                           /* See how much to fill in pixels */
+
+       oldwidth = boot_video_info->v_width;    /* Save the old width */
+//      boot_video_info->v_width = newwidth;                                    /* Set the new width */
+
+       nwords = oldwidth - newwidth;   /* See how much to fill in pixels */
        nwords = nwords / (32 / boot_video_info->v_depth);      /* Get that in bytes */
        nwords = nwords / (32 / boot_video_info->v_depth);      /* Get that in bytes */
-       
-       startword = (newwidth + 3) / 4;                                         /* Where does it start? */
-       
-       
+
+       startword = (newwidth + 3) / 4; /* Where does it start? */
+
        byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft);  /* Starting place */
        byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft);  /* Starting place */
-       for (i=0; i < nwords; i++) byteleft[i] = 0;             /* Set the row to all black */
-       
+       for (i = 0; i < nwords; i++)
+               byteleft[i] = 0;        /* Set the row to all black */
+
        byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + (boot_video_info->v_rowBytes * 1));      /* Starting place */
        byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + (boot_video_info->v_rowBytes * 1));      /* Starting place */
-       for (i=0; i < nwords; i++) byteleft[i] = 0;             /* Set the row to all black */
-       
-       byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + 
-               (boot_video_info->v_rowBytes * (boot_video_info->v_height - 2)));       /* Starting place */
-       for (i=0; i < nwords; i++) byteleft[i] = 0;             /* Set the row to all black */
-       
-       byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + 
-               (boot_video_info->v_rowBytes * (boot_video_info->v_height - 1)));       /* Starting place */
-       for (i=0; i < nwords; i++) byteleft[i] = 0;             /* Set the row to all black */
-       
-       for (i=0; i < nwords; i++) fillframe[i] = 0xFFFFFFFF;   /* Set the row to all white */
-       
-       if(boot_video_info->v_depth == 8) {                             /* See if 8 bits a pixel */
-               fillframe[0] = 0x0000FFFF;                                      /* Make left border */
-               fillframe[nwords - 1] = 0xFFFF0000;                     /* Make right border */
-       }
-       else if(boot_video_info->v_depth == 16) {               /* See if 16 bits a pixel */
-               fillframe[0] = 0x00000000;                                      /* Make left border */
-               fillframe[nwords - 1] = 0x00000000;                     /* Make right border */
-       }
-       else {
-               fillframe[0] = 0x00000000;                                      /* Make left border */
-               fillframe[1] = 0x00000000;                                      /* Make left border */
-               fillframe[nwords - 1] = 0x00000000;                     /* Make right border */
-               fillframe[nwords - 2] = 0x00000000;                     /* Make right border */
+       for (i = 0; i < nwords; i++)
+               byteleft[i] = 0;        /* Set the row to all black */
+
+       byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + (boot_video_info->v_rowBytes * (boot_video_info->v_height - 2)));        /* Starting place */
+       for (i = 0; i < nwords; i++)
+               byteleft[i] = 0;        /* Set the row to all black */
+
+       byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + (boot_video_info->v_rowBytes * (boot_video_info->v_height - 1)));        /* Starting place */
+       for (i = 0; i < nwords; i++)
+               byteleft[i] = 0;        /* Set the row to all black */
+
+       for (i = 0; i < nwords; i++)
+               fillframe[i] = 0xFFFFFFFF;      /* Set the row to all white */
+
+       if (boot_video_info->v_depth == 8) {    /* See if 8 bits a pixel */
+               fillframe[0] = 0x0000FFFF;      /* Make left border */
+               fillframe[nwords - 1] = 0xFFFF0000;     /* Make right border */
+       } else if (boot_video_info->v_depth == 16) {    /* See if 16 bits a pixel */
+               fillframe[0] = 0x00000000;      /* Make left border */
+               fillframe[nwords - 1] = 0x00000000;     /* Make right border */
+       } else {
+               fillframe[0] = 0x00000000;      /* Make left border */
+               fillframe[1] = 0x00000000;      /* Make left border */
+               fillframe[nwords - 1] = 0x00000000;     /* Make right border */
+               fillframe[nwords - 2] = 0x00000000;     /* Make right border */
        }
        }
-       
+
        byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + (boot_video_info->v_rowBytes * 2));      /* Place to start filling */
        byteleft = (unsigned int *)(boot_video_info->v_baseAddr + windowleft + (boot_video_info->v_rowBytes * 2));      /* Place to start filling */
-               
-       for(i=2; i < (boot_video_info->v_height - 2); i++) {    /* Fill the rest */
-               for(j=0; j<nwords; j++) byteleft[j] = fillframe[j];     /* Fill the row */
+
+       for (i = 2; i < (boot_video_info->v_height - 2); i++) { /* Fill the rest */
+               for (j = 0; j < nwords; j++)
+                       byteleft[j] = fillframe[j];     /* Fill the row */
                byteleft = (unsigned int *)((unsigned int)byteleft + boot_video_info->v_rowBytes);      /* Next row */
        }
 
                byteleft = (unsigned int *)((unsigned int)byteleft + boot_video_info->v_rowBytes);      /* Next row */
        }
 
-       for(i=0; i<2; i++) {                                                    /* Initialize both (for now) processor areas */
-               
-               GratefulDebWork[i].GDtop = 2 + (GDfontsize / 2) + (i * 18 * GDfontsize);
+       for (i = 0; i < 2; i++) {       /* Initialize both (for now) processor areas */
+
+               GratefulDebWork[i].GDtop =
+                   2 + (GDfontsize / 2) + (i * 18 * GDfontsize);
                GratefulDebWork[i].GDleft = 2 + startpos + (GDfontsize / 2);
                GratefulDebWork[i].GDleft = 2 + startpos + (GDfontsize / 2);
-               GratefulDebWork[i].GDtopleft = boot_video_info->v_baseAddr + startbyte + 
-                       (GratefulDebWork[i].GDtop * boot_video_info->v_rowBytes);
+               GratefulDebWork[i].GDtopleft =
+                   boot_video_info->v_baseAddr + startbyte +
+                   (GratefulDebWork[i].GDtop * boot_video_info->v_rowBytes);
                GratefulDebWork[i].GDrowbytes = boot_video_info->v_rowBytes;
                GratefulDebWork[i].GDrowbytes = boot_video_info->v_rowBytes;
-               GratefulDebWork[i].GDrowchar = boot_video_info->v_rowBytes * (GDfontsize + (GDfontsize / 4));
+               GratefulDebWork[i].GDrowchar =
+                   boot_video_info->v_rowBytes * (GDfontsize +
+                                                  (GDfontsize / 4));
                GratefulDebWork[i].GDdepth = boot_video_info->v_depth;
                GratefulDebWork[i].GDcollgn = nrmlgn;
                GratefulDebWork[i].GDdepth = boot_video_info->v_depth;
                GratefulDebWork[i].GDcollgn = nrmlgn;
-       
-//             RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 4;   /* (Update every 16th of a second (16 fps) */
-               RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 3;   /* (Update every 8th of a second (8 fps) */
-//             RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 2;   /* (Update every 4th of a second (4 fps) */
-//             RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 1;   /* (Update every 2th of a second (2 fps) */
-//             RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 0;   /* (Update every 1 second (1 fps) */
-               
+
+//              RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 4;   /* (Update every 16th of a second (16 fps) */
+               RuptCtrs[(48 * i) + 47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 3;       /* (Update every 8th of a second (8 fps) */
+//              RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 2;   /* (Update every 4th of a second (4 fps) */
+//              RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 1;   /* (Update every 2th of a second (2 fps) */
+//              RuptCtrs[(48*i)+47].timed = gPEClockFrequencyInfo.timebase_frequency_hz >> 0;   /* (Update every 1 second (1 fps) */
+
                sync();
                sync();
-               
-               GratefulDebWork[i].GDready = 1;                         /* This one's all ready */
-       }
 
 
+               GratefulDebWork[i].GDready = 1; /* This one's all ready */
+       }
 }
 
 void debugNoop(void);
 }
 
 void debugNoop(void);
-void debugNoop(void) {                                                         /* This does absolutely nothing */
-       return;
+void
+debugNoop(void)
+{                              /* This does absolutely nothing */
 }
 }
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