From a76c4b8ca101c0c89659a536da6271d4116850de Mon Sep 17 00:00:00 2001 From: Gabe Black Date: Sun, 12 Oct 2008 15:31:28 -0700 Subject: X86: Implement CPUID with a magical function instead of microcode. --- src/arch/x86/isa/insts/general_purpose/__init__.py | 1 - .../insts/general_purpose/processor_information.py | 402 --------------------- 2 files changed, 403 deletions(-) delete mode 100644 src/arch/x86/isa/insts/general_purpose/processor_information.py (limited to 'src/arch/x86/isa/insts') diff --git a/src/arch/x86/isa/insts/general_purpose/__init__.py b/src/arch/x86/isa/insts/general_purpose/__init__.py index 4f77cb233..23f955f08 100644 --- a/src/arch/x86/isa/insts/general_purpose/__init__.py +++ b/src/arch/x86/isa/insts/general_purpose/__init__.py @@ -65,7 +65,6 @@ categories = ["arithmetic", "load_segment_registers", "logical", "no_operation", - "processor_information", "rotate_and_shift", "semaphores", "string", diff --git a/src/arch/x86/isa/insts/general_purpose/processor_information.py b/src/arch/x86/isa/insts/general_purpose/processor_information.py deleted file mode 100644 index 4b73789af..000000000 --- a/src/arch/x86/isa/insts/general_purpose/processor_information.py +++ /dev/null @@ -1,402 +0,0 @@ -# Copyright (c) 2007-2008 The Hewlett-Packard Development Company -# All rights reserved. -# -# Redistribution and use of this software in source and binary forms, -# with or without modification, are permitted provided that the -# following conditions are met: -# -# The software must be used only for Non-Commercial Use which means any -# use which is NOT directed to receiving any direct monetary -# compensation for, or commercial advantage from such use. Illustrative -# examples of non-commercial use are academic research, personal study, -# teaching, education and corporate research & development. -# Illustrative examples of commercial use are distributing products for -# commercial advantage and providing services using the software for -# commercial advantage. -# -# If you wish to use this software or functionality therein that may be -# covered by patents for commercial use, please contact: -# Director of Intellectual Property Licensing -# Office of Strategy and Technology -# Hewlett-Packard Company -# 1501 Page Mill Road -# Palo Alto, California 94304 -# -# Redistributions of source code must retain the above copyright notice, -# this list of conditions and the following disclaimer. Redistributions -# in binary form must reproduce the above copyright notice, this list of -# conditions and the following disclaimer in the documentation and/or -# other materials provided with the distribution. Neither the name of -# the COPYRIGHT HOLDER(s), HEWLETT-PACKARD COMPANY, nor the names of its -# contributors may be used to endorse or promote products derived from -# this software without specific prior written permission. No right of -# sublicense is granted herewith. Derivatives of the software and -# output created using the software may be prepared, but only for -# Non-Commercial Uses. Derivatives of the software may be shared with -# others provided: (i) the others agree to abide by the list of -# conditions herein which includes the Non-Commercial Use restrictions; -# and (ii) such Derivatives of the software include the above copyright -# notice to acknowledge the contribution from this software where -# applicable, this list of conditions and the disclaimer below. -# -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -# -# Authors: Gabe Black - -microcode = ''' -def macroop CPUID_R { - -# -# Find which type of cpuid function it is by checking bit 31. Also clear that -# bit to form an offset into the functions of that type. -# - limm t1, 0x80000000, dataSize=4 - and t2, t1, rax, flags=(EZF,) - # clear the bit - xor t1, t2, rax - -# -# Do range checking on the offset -# - # If EZF is set, the function is standard and the max is 0x1. - movi t2, t2, 0x1, flags=(CEZF,) - # If EZF is cleared, the function is extended and the max is 0x18. - movi t2, t2, 0x18, flags=(nCEZF,) - subi t0, t1, t2, flags=(ECF,) - # ECF will be set if the offset is too large. - bri t0, label("end"), flags=(nCECF,) - - -# -# Jump to the right portion -# - movi t2, t2, label("standardStart"), flags=(CEZF,) - movi t2, t2, label("extendedStart"), flags=(nCEZF,) - # This gives each function 8 microops to use. It's wasteful because only - # 5 will be needed, but a multiply would be expensive. In the system - # described in the RISC86 patent, the fifth instruction would really be - # the sequencing field on an op quad, so each function would be implemented - # by -exactly- one op quad. Since we're approximating, this should be ok. - slli t1, t1, 3 - br t2, t1 - -############################################################################# -############################################################################# - -# -# Standard functions. -# - -standardStart: - -# 0x00000000 -- Processor Vendor and Largest Standard Function Number - limm rax, 0x00000001, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x00000001 -- Family, Model, Stepping Identifiers - limm rax, 0x00020f51, dataSize=4 - limm rbx, 0x00000405, dataSize=4 - limm rdx, 0xe3d3fbff, dataSize=4 - limm rcx, 0x00000001, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# -# Extended functions. -# - -extendedStart: - -# 0x80000000 -- Processor Vendor and Largest Extended Function Number - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000001 -- EAX: AMD Family, Model, Stepping -# EBX: BrandId Identifier -# ECX: Feature Identifiers -# EDX: Feature Identifiers - limm rax, 0x00020f51, dataSize=4 - limm rbx, 0x00000405, dataSize=4 - limm rdx, 0xe3d3fbff, dataSize=4 - limm rcx, 0x00000001, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000002 -- Processor Name String Identifier - limm rax, 0x656B6146, dataSize=4 - limm rbx, 0x20354D20, dataSize=4 - limm rcx, 0x5F363878, dataSize=4 - limm rdx, 0x43203436, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000003 -- Processor Name String Identifier - limm rax, 0x00005550, dataSize=4 - limm rbx, 0x00000000, dataSize=4 - limm rdx, 0x00000000, dataSize=4 - limm rcx, 0x00000000, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000004 -- Processor Name String Identifier - limm rax, 0x00000000, dataSize=4 - limm rbx, 0x00000000, dataSize=4 - limm rdx, 0x00000000, dataSize=4 - limm rcx, 0x00000000, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000005 -- L1 Cache and TLB Identifiers - limm rax, 0xff08ff08, dataSize=4 - limm rbx, 0xff20ff20, dataSize=4 - limm rdx, 0x40020140, dataSize=4 - limm rcx, 0x40020140, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000006 -- L2/L3 Cache and L2 TLB Identifiers - limm rax, 0x00000000, dataSize=4 - limm rbx, 0x42004200, dataSize=4 - limm rdx, 0x00000000, dataSize=4 - limm rcx, 0x04008140, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000007 -- Advanced Power Management Information - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000008 -- Long Mode Address Size Identification - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000009 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000A -- SVM Revision and Feature Identification - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000B -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000C -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000D -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000E -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x8000000F -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000010 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000011 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000012 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000013 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000014 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000015 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000016 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000017 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -# 0x80000018 -- Reserved - # JUNK VALUES - limm rax, 0x80000018, dataSize=4 - limm rbx, 0x68747541, dataSize=4 - limm rdx, 0x69746e65, dataSize=4 - limm rcx, 0x444d4163, dataSize=4 - bri t0, label("end") - fault "NoFault" - fault "NoFault" - fault "NoFault" - -end: - fault "NoFault" -}; -''' -- cgit v1.2.3