Changeset c1e43e4 in mainline

Timestamp:

2006-02-17T18:16:25Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

f15fe51

Parents:

0e4dd7b

Message:

Improve comments in start.S.

Location:

arch/sparc64

Files:

• include/boot/boot.h (modified) (1 diff)
• src/start.S (modified) (3 diffs)

arch/sparc64/include/boot/boot.h

@@ -30 +30 @@
 #define __sparc64_BOOT_H__
 
-#define BOOT_OFFSET             0x4000
 #define VMA                     0x400000
-#define LMA                     BOOT_OFFSET
+#define LMA                     0x4000
 
 #endif

arch/sparc64/src/start.S

@@ -36 +36 @@
 .section K_TEXT_START, "ax"
 
+/*
+ * Here is where the kernel is passed control.
+ * The code must be position independent until
+ * the kernel relocates itself to its VMA.
+ */
+
 .global kernel_image_start
 kernel_image_start:
@@ -42 +48 @@
         nop
 
-#
-# This header forces SILO to load the kernel at 0x4000.
-# More precisely, SILO will think this is an old version of Linux.
-#
+/*
+ * This header forces SILO to load the kernel at 0x4000.
+ * More precisely, SILO will think this is an old version of Linux.
+ */
 .ascii "HdrS"
 .word 0
@@ -60 +66 @@
 
         set LMA, %g1                    ! source address
-        set VMA, %g2                    ! destination address (VMA)
+        set VMA, %g2                    ! destination address
         set hardcoded_ktext_size, %g3   ! link address of hardcoded_ktext_size
         set hardcoded_kdata_size, %g4   ! link address of hardcoded_kdata_size