Subversion Repositories fwrisc

// See LICENSE for license details.

#ifndef _ENV_VIRTUAL_SINGLE_CORE_H

#define _ENV_VIRTUAL_SINGLE_CORE_H

#include "../p/riscv_test.h"

//-----------------------------------------------------------------------

// Begin Macro

//-----------------------------------------------------------------------

#undef RVTEST_FP_ENABLE

#define RVTEST_FP_ENABLE fssr x0

#undef RVTEST_CODE_BEGIN

#define RVTEST_CODE_BEGIN                                               \

        .text;                                                          \

        .global userstart;                                              \

userstart:                                                              \

        init

//-----------------------------------------------------------------------

// Pass/Fail Macro

//-----------------------------------------------------------------------

#undef RVTEST_PASS

#define RVTEST_PASS li a0, 1; scall

#undef RVTEST_FAIL

#define RVTEST_FAIL sll a0, TESTNUM, 1; 1:beqz a0, 1b; or a0, a0, 1; scall;

//-----------------------------------------------------------------------

// Data Section Macro

//-----------------------------------------------------------------------

#undef RVTEST_DATA_END

#define RVTEST_DATA_END

//-----------------------------------------------------------------------

// Supervisor mode definitions and macros

//-----------------------------------------------------------------------

#define MAX_TEST_PAGES 63 // this must be the period of the LFSR below

#define LFSR_NEXT(x) (((((x)^((x)>>1)) & 1) << 5) | ((x) >> 1))

#define PGSHIFT 12

#define PGSIZE (1UL << PGSHIFT)

#define SIZEOF_TRAPFRAME_T ((__riscv_xlen / 8) * 36)

#ifndef __ASSEMBLER__

typedef unsigned long pte_t;

#define LEVELS (sizeof(pte_t) == sizeof(uint64_t) ? 3 : 2)

#define PTIDXBITS (PGSHIFT - (sizeof(pte_t) == 8 ? 3 : 2))

#define VPN_BITS (PTIDXBITS * LEVELS)

#define VA_BITS (VPN_BITS + PGSHIFT)

#define PTES_PER_PT (1UL << RISCV_PGLEVEL_BITS)

#define MEGAPAGE_SIZE (PTES_PER_PT * PGSIZE)

typedef struct

{

  long gpr[32];

  long sr;

  long epc;

  long badvaddr;

  long cause;

} trapframe_t;

#endif

#endif