parisc: Make existing core files reuseable for bootloader

Signed-off-by: Helge Deller <deller@gmx.de>

arch/parisc/include/asm/page.h

@@ -116,11 +116,15 @@ extern int npmem_ranges;
 /* This governs the relationship between virtual and physical addresses.
  * If you alter it, make sure to take care of our various fixed mapping
  * segments in fixmap.h */
+#if defined(BOOTLOADER)
+#define __PAGE_OFFSET	(0)		/* bootloader uses physical addresses */
+#else
 #ifdef CONFIG_64BIT
 #define __PAGE_OFFSET	(0x40000000)	/* 1GB */
 #else
 #define __PAGE_OFFSET	(0x10000000)	/* 256MB */
 #endif
+#endif /* BOOTLOADER */
 
 #define PAGE_OFFSET		((unsigned long)__PAGE_OFFSET)
 

arch/parisc/include/asm/pdc.h

@@ -5,6 +5,8 @@
 
 #if !defined(__ASSEMBLY__)
 
+extern int parisc_narrow_firmware;
+
 extern int pdc_type;
 extern unsigned long parisc_cell_num; /* cell number the CPU runs on (PAT) */
 extern unsigned long parisc_cell_loc; /* cell location of CPU (PAT)	   */