root/arch/sparc/include/asm/hvtramp.h

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INCLUDED FROM


   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _SPARC64_HVTRAP_H
   3 #define _SPARC64_HVTRAP_H
   4 
   5 #ifndef __ASSEMBLY__
   6 
   7 #include <linux/types.h>
   8 
   9 struct hvtramp_mapping {
  10         __u64           vaddr;
  11         __u64           tte;
  12 };
  13 
  14 struct hvtramp_descr {
  15         __u32                   cpu;
  16         __u32                   num_mappings;
  17         __u64                   fault_info_va;
  18         __u64                   fault_info_pa;
  19         __u64                   thread_reg;
  20         struct hvtramp_mapping  maps[1];
  21 };
  22 
  23 void hv_cpu_startup(unsigned long hvdescr_pa);
  24 
  25 #endif
  26 
  27 #define HVTRAMP_DESCR_CPU               0x00
  28 #define HVTRAMP_DESCR_NUM_MAPPINGS      0x04
  29 #define HVTRAMP_DESCR_FAULT_INFO_VA     0x08
  30 #define HVTRAMP_DESCR_FAULT_INFO_PA     0x10
  31 #define HVTRAMP_DESCR_THREAD_REG        0x18
  32 #define HVTRAMP_DESCR_MAPS              0x20
  33 
  34 #define HVTRAMP_MAPPING_VADDR           0x00
  35 #define HVTRAMP_MAPPING_TTE             0x08
  36 #define HVTRAMP_MAPPING_SIZE            0x10
  37 
  38 #endif /* _SPARC64_HVTRAP_H */

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