vcpu.h

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/*
 * (c) 2009 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
 *          Alexander Warg <warg@os.inf.tu-dresden.de>
 *     economic rights: Technische Universität Dresden (Germany)
 *
 * License: see LICENSE.spdx (in this directory or the directories above)
 */
#pragma once
 
#include <l4/sys/types.h>
#include <l4/sys/__vcpu-arch.h>
 
typedef struct l4_vcpu_state_t
{
  l4_umword_t          version;       
  l4_umword_t          user_data[7];  
  l4_vcpu_regs_t       r;             
  l4_vcpu_ipc_regs_t   i;             
 
  l4_uint16_t          state;         
  l4_uint16_t          saved_state;   
  l4_uint16_t          sticky_flags;  
  l4_uint16_t          _reserved;     
 
  l4_cap_idx_t         user_task;     
 
  l4_umword_t          entry_sp;      
  l4_umword_t          entry_ip;      
  l4_umword_t          reserved_sp;   
  l4_vcpu_arch_state_t arch_state;    
} l4_vcpu_state_t;
typedef struct l4_vcpu_state_t {…};
 
enum L4_vcpu_state_flags
{
  L4_VCPU_F_IRQ         = 0x01,
 
  L4_VCPU_F_PAGE_FAULTS = 0x02,
 
  L4_VCPU_F_EXCEPTIONS  = 0x04,
 
  L4_VCPU_F_USER_MODE   = 0x20,
 
  L4_VCPU_F_FPU_ENABLED = 0x80,
};
enum L4_vcpu_state_flags {…};
 
enum L4_vcpu_sticky_flags
{
  L4_VCPU_SF_IRQ_PENDING = 0x01,
};
enum L4_vcpu_sticky_flags {…};
 
L4_INLINE int
l4_vcpu_check_version(l4_vcpu_state_t const *vcpu) L4_NOTHROW;
 
/* IMPLEMENTATION: ------------------------------------------------*/
 
L4_INLINE int
l4_vcpu_check_version(l4_vcpu_state_t const *vcpu) L4_NOTHROW
{
  return vcpu->version == L4_VCPU_STATE_VERSION;
}
l4_vcpu_check_version(l4_vcpu_state_t const *vcpu) L4_NOTHROW {…}