; $Id$

;; @file

; Bootsector that benchmarks I/O and MMIO roundtrip time.

; VBoxManage setextradata bs-test1 VBoxInternal/Devices/VMMDev/0/Config/TestingEnabled 1

; VBoxManage setextradata bs-test1 VBoxInternal/Devices/VMMDev/0/Config/TestingMMIO 1

;

;

; Copyright (C) 2007-2014 Oracle Corporation

;

; This file is part of VirtualBox Open Source Edition (OSE), as

; available from http://www.virtualbox.org. This file is free software;

; you can redistribute it and/or modify it under the terms of the GNU

; General Public License (GPL) as published by the Free Software

; Foundation, in version 2 as it comes in the "COPYING" file of the

; VirtualBox OSE distribution. VirtualBox OSE is distributed in the

; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.

;

; The contents of this file may alternatively be used under the terms

; of the Common Development and Distribution License Version 1.0

; (CDDL) only, as it comes in the "COPYING.CDDL" file of the

; VirtualBox OSE distribution, in which case the provisions of the

; CDDL are applicable instead of those of the GPL.

;

; You may elect to license modified versions of this file under the

; terms and conditions of either the GPL or the CDDL or both.

;

%include "iprt/asmdefs.mac"

%include "iprt/x86.mac"

%include "VBox/VMMDevTesting.mac"

;; The number of instructions to test.

%define TEST_INSTRUCTION_COUNT_IO 2000000

;; The number of RDTSC instructions to test.

%define TEST_INSTRUCTION_COUNT_RDTSC 4000000

;; The number of RDTSC instructions to test.

%define TEST_INSTRUCTION_COUNT_READCR4 1000000

;; The number of instructions to test.

%define TEST_INSTRUCTION_COUNT_MMIO 750000

;; Define this to drop unnecessary test variations.

%define QUICK_TEST

;

; Include and execute the init code.

;

%define BS2_INIT_RM

%define BS2_INC_PE16

%define BS2_INC_PE32

%define BS2_INC_PP32

%define BS2_INC_PAE32

%define BS2_INC_LM64

%include "bootsector2-common-init-code.mac"

;

; The benchmark driver

;

BEGINPROC main

;

; Test prologue.

;

mov ax, .s_szTstName

call TestInit_r86

call Bs2EnableA20_r86

call Bs2PanicIfVMMDevTestingIsMissing_r86

;

; CPUID.

;

mov ax, .s_szTstCpuId

call TestSub_r86

call BenchmarkCpuId_rm_pp32

call BenchmarkCpuId_rm_pae32

call BenchmarkCpuId_rm_lm64

call BenchmarkCpuId_rm_pe16

call BenchmarkCpuId_rm_pe32

call BenchmarkCpuId_rm_rm

;

; RDTSC.

;

mov ax, .s_szTstRdTsc

call TestSub_r86

call BenchmarkRdTsc_rm_pp32

call BenchmarkRdTsc_rm_pae32

call BenchmarkRdTsc_rm_lm64

call BenchmarkRdTsc_rm_pe16

call BenchmarkRdTsc_rm_pe32

call BenchmarkRdTsc_rm_rm

;

; Read CR4

;

mov ax, .s_szTstRdCr4

call TestSub_r86

call BenchmarkRdCr4_rm_pp32

call BenchmarkRdCr4_rm_pae32

call BenchmarkRdCr4_rm_lm64

call BenchmarkRdCr4_rm_pe16

call BenchmarkRdCr4_rm_pe32

call BenchmarkRdCr4_rm_rm

;

; I/O port access.

;

mov ax, .s_szTstNopIoPort

call TestSub_r86

call BenchmarkIoPortNop_rm_rm

call BenchmarkIoPortNop_rm_pe16

call BenchmarkIoPortNop_rm_pe32

call BenchmarkIoPortNop_rm_pp32

call BenchmarkIoPortNop_rm_pae32

call BenchmarkIoPortNop_rm_lm64

;

; MMIO access.

;

mov ax, .s_szTstNopMmio

call TestSub_r86

call BenchmarkMmioNop_rm_pp32

call BenchmarkMmioNop_rm_pae32

call BenchmarkMmioNop_rm_lm64

call BenchmarkMmioNop_rm_pe16

call BenchmarkMmioNop_rm_pe32

call BenchmarkMmioNop_rm_rm

;

; We're done.

;

call TestTerm_r86

call Bs2Panic

.s_szTstName:

db 'tstIOIntr', 0

.s_szTstCpuId:

db 'CPUID EAX=1', 0

.s_szTstRdTsc:

db 'RDTSC', 0

.s_szTstRdCr4:

db 'Read CR4', 0

.s_szTstNopIoPort:

db 'NOP I/O Port Access', 0

.s_szTstNopMmio:

db 'NOP MMIO Access', 0

ENDPROC main

;

; Instantiate the template code.

;

%include "bootsector2-template-footer.mac" ; reset the initial environemnt.

%define TMPL_RM

%include "bootsector2-test1-template.mac"

;%define TMPL_CMN_V86

;%include "bootsector2-test1-template.mac"

%define TMPL_PE16

%include "bootsector2-test1-template.mac"

%define TMPL_PE32

%include "bootsector2-test1-template.mac"

;%define TMPL_PP16

;%include "bootsector2-test1-template.mac"

%define TMPL_PP32

%include "bootsector2-test1-template.mac"

;%define TMPL_PAE16

;%include "bootsector2-test1-template.mac"

%define TMPL_PAE32

%include "bootsector2-test1-template.mac"

;%define TMPL_LM16

;%include "bootsector2-test1-template.mac"

;%define TMPL_LM32

;%include "bootsector2-test1-template.mac"

%define TMPL_LM64

%include "bootsector2-test1-template.mac"

;

; End sections and image.

;

%include "bootsector2-common-end.mac"