x86: Use fs for global data

[u-boot] / arch / x86 / include / asm / processor.h

diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 22a129813cd396dac842aa75c3ce0ceef9b0c548..6eb518063bd8ec031706f778c83710004952cfb8 100644 (file)
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -1,6 +1,6 @@
 /*
  * (C) Copyright 2002
- * Daniel Engström, Omicron Ceti AB, daniel@omicron.se
+ * Daniel Engström, Omicron Ceti AB, daniel@omicron.se
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -24,9 +24,25 @@
 #ifndef __ASM_PROCESSOR_H_
 #define __ASM_PROCESSOR_H_ 1
 
-#define GDT_ENTRY_32BIT_CS     2
-#define GDT_ENTRY_32BIT_DS     (GDT_ENTRY_32BIT_CS + 1)
-#define GDT_ENTRY_16BIT_CS     (GDT_ENTRY_32BIT_DS + 1)
-#define GDT_ENTRY_16BIT_DS     (GDT_ENTRY_16BIT_CS + 1)
+#define X86_GDT_ENTRY_SIZE     8
+
+#ifndef __ASSEMBLY__
+
+enum {
+       X86_GDT_ENTRY_NULL = 0,
+       X86_GDT_ENTRY_UNUSED,
+       X86_GDT_ENTRY_32BIT_CS,
+       X86_GDT_ENTRY_32BIT_DS,
+       X86_GDT_ENTRY_32BIT_FS,
+       X86_GDT_ENTRY_16BIT_CS,
+       X86_GDT_ENTRY_16BIT_DS,
+       X86_GDT_NUM_ENTRIES
+};
+#else
+/* NOTE: If the above enum is modified, this define must be checked */
+#define X86_GDT_ENTRY_32BIT_DS 3
+#endif
+
+#define X86_GDT_SIZE           (X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE)
 
 #endif