main.c File Reference

PV IOPL Emulation - PV IOPL Emulation More...

#include <xtf.h>

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Data Structures
struct	insn
struct	test

Enumerations
enum	mode { KERN, USER, KERN, USER }

Functions
static unsigned long	stub_cli (void)
static unsigned long	stub_user_cli (void)
static unsigned long	stub_outb (void)
static unsigned long	stub_user_outb (void)
static void	run_test (const struct test *t)
static void	hypercall_set_iopl (unsigned int iopl)
static bool	hypercall_should_fault (enum mode mode, unsigned int iopl)
static void	nop (void)
static void	vmassist_set_iopl (unsigned int iopl)
static bool	vmassist_should_fault (enum mode mode, unsigned int iopl)
void	test_main (void)
	To be implemented by each test, as its entry point. More...

Variables
const char	test_title [] = "PV IOPL emulation"
	The title of the test. More...
static const struct insn	insns []
static const struct test	hypercall
static const struct test	vmassist

Detailed Description

PV IOPL Emulation - PV IOPL Emulation

Definition in file main.c.

Enumeration Type Documentation

mode

enum mode

Enumerator
KERN
USER
KERN
USER

Definition at line 102 of file main.c.

Function Documentation

stub_cli()

static unsigned long stub_cli ( void  )

static

Definition at line 45 of file main.c.

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stub_user_cli()

static unsigned long stub_user_cli ( void  )

static

Definition at line 57 of file main.c.

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stub_outb()

static unsigned long stub_outb ( void  )

static

Definition at line 69 of file main.c.

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stub_user_outb()

static unsigned long stub_user_outb ( void  )

static

Definition at line 81 of file main.c.

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run_test()

static void run_test ( const struct test *  t )

static

Definition at line 108 of file main.c.

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hypercall_set_iopl()

static void hypercall_set_iopl ( unsigned int  iopl )

static

Definition at line 143 of file main.c.

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hypercall_should_fault()

static bool hypercall_should_fault ( enum mode  mode, unsigned int  iopl  )

static

Definition at line 148 of file main.c.

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nop()

static void nop ( void  )

static

Definition at line 178 of file main.c.

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vmassist_set_iopl()

static void vmassist_set_iopl ( unsigned int  iopl )

static

Definition at line 179 of file main.c.

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vmassist_should_fault()

static bool vmassist_should_fault ( enum mode  mode, unsigned int  iopl  )

static

Definition at line 190 of file main.c.

test_main()

void test_main

(

void

)

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

Todo:

Implement better command line infrastructure, but this will do for now.

Definition at line 209 of file main.c.

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Variable Documentation

test_title

const char test_title[] = "PV IOPL emulation"

The title of the test.

Definition at line 43 of file main.c.

insns

const struct insn insns[]

static

Initial value:

= {
    { "cli",  stub_cli,  stub_user_cli,  },
    { "outb", stub_outb, stub_user_outb, },
}

hypercall

const struct test hypercall

static

Initial value:

= {
    .set_iopl     = hypercall_set_iopl,
    .should_fault = hypercall_should_fault,
}

Definition at line 173 of file main.c.

vmassist

const struct test vmassist

static

Initial value:

= {
    .set_iopl     = vmassist_set_iopl,
    .should_fault = vmassist_should_fault,
}

Definition at line 204 of file main.c.