main.c File Reference

Invlpg Handling invlpg instruction handling More...

#include <xtf.h>

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Data Structures
struct	tlb_refill_fs_test

Macros
#define	_ASM_MAYBE_XEN_FEP

Functions
static bool	ex_fail (struct cpu_regs *regs, const struct extable_entry *ex)
	Custom extable handler, linked to all invlpg instruction which are expected not to fault. More...
static bool	test_ad (uint64_t pte)
	Are both the Accessed and Dirty bits are set in a pagetable entry? More...
static unsigned int	invlpg_refill (void)
static unsigned int	invlpg_fs_refill (void)
static void	run_tlb_refill_test (unsigned int(*fn)(void), unsigned int expect)
static void	test_tlb_refill (void)
static void	invlpg_checked (unsigned long linear)
static void	invlpg_fs_checked (unsigned long linear)
static void	test_no_fault (void)
void	test_main (void)
	To be implemented by each test, as its entry point. More...

Variables
const char	test_title [] = "Invlpg tests"
	The title of the test. More...
static const struct tlb_refill_fs_test	tlb_refill_fs_tests []

Detailed Description

Invlpg Handling invlpg instruction handling

Definition in file main.c.

Macro Definition Documentation

_ASM_MAYBE_XEN_FEP

#define _ASM_MAYBE_XEN_FEP

Definition at line 91 of file main.c.

Function Documentation

ex_fail()

static bool ex_fail ( struct cpu_regs *  regs, const struct extable_entry *  ex  )

static

Custom extable handler, linked to all invlpg instruction which are expected not to fault.

Definition at line 98 of file main.c.

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test_ad()

static bool test_ad ( uint64_t  pte )

static

Are both the Accessed and Dirty bits are set in a pagetable entry?

Definition at line 109 of file main.c.

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invlpg_refill()

static unsigned int invlpg_refill ( void  )

static

Definition at line 114 of file main.c.

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invlpg_fs_refill()

static unsigned int invlpg_fs_refill ( void  )

static

Definition at line 137 of file main.c.

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run_tlb_refill_test()

static void run_tlb_refill_test ( unsigned int(*)(void)  fn, unsigned int  expect  )

static

Definition at line 160 of file main.c.

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test_tlb_refill()

static void test_tlb_refill ( void  )

static

Definition at line 223 of file main.c.

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invlpg_checked()

static void invlpg_checked ( unsigned long  linear )

static

Definition at line 243 of file main.c.

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invlpg_fs_checked()

static void invlpg_fs_checked ( unsigned long  linear )

static

Definition at line 251 of file main.c.

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test_no_fault()

static void test_no_fault ( void  )

static

Definition at line 259 of file main.c.

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test_main()

void test_main

(

void

)

To be implemented by each test, as its entry point.

Definition at line 294 of file main.c.

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Variable Documentation

test_title

const char test_title[] = "Invlpg tests"

The title of the test.

Definition at line 85 of file main.c.

tlb_refill_fs_tests

const struct tlb_refill_fs_test tlb_refill_fs_tests[]

static

Initial value:

=
{
    { "(base 0x0)", 1,
      INIT_GDTE_SYM(0, 0xfffff, P, S, G, A, DATA, DPL0, B, W),
    },

    { "(base 0x0, limit 0x1)", 1,
      INIT_GDTE_SYM(0, 1, P, S, A, DATA, DPL0, B, W),
    },

    { "(base 0x1000)", 2,
      INIT_GDTE_SYM(0x1000, 0xfffff, P, S, G, A, DATA, DPL0, B, W),
    },

    { "(base 0x1000, limit 0x1001)", 2,
      INIT_GDTE_SYM(0x1000, 0x1001, P, S, A, DATA, DPL0, B, W),
    },
}