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kernel/linux-rt-4.4.41/arch/powerpc/include/asm/bootx.h 1.08 KB
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  /*
   * This file describes the structure passed from the BootX application
   * (for MacOS) when it is used to boot Linux.
   *
   * Written by Benjamin Herrenschmidt.
   */
  
  #ifndef __ASM_BOOTX_H__
  #define __ASM_BOOTX_H__
  
  #include <uapi/asm/bootx.h>
  
  /* (*) The format of the colormap is 256 * 3 * 2 bytes. Each color index
   * is represented by 3 short words containing a 16 bits (unsigned) color
   * component. Later versions may contain the gamma table for direct-color
   * devices here.
   */
  #define BOOTX_COLORTABLE_SIZE    (256UL*3UL*2UL)
  
  /* BootX passes the device-tree using a format that comes from earlier
   * ppc32 kernels. This used to match what is in prom.h, but not anymore
   * so we now define it here
   */
  struct bootx_dt_prop {
  	u32	name;
  	int	length;
  	u32	value;
  	u32	next;
  };
  
  struct bootx_dt_node {
  	u32	unused0;
  	u32	unused1;
  	u32	phandle;	/* not really available */
  	u32	unused2;
  	u32	unused3;
  	u32	unused4;
  	u32	unused5;
  	u32	full_name;
  	u32	properties;
  	u32	parent;
  	u32	child;
  	u32	sibling;
  	u32	next;
  	u32	allnext;
  };
  
  extern void bootx_init(unsigned long r4, unsigned long phys);
  
  #endif