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+# Copyright (c) 2007 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
+ # 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"
+
+# 0x80000003 -- Processor Name String Identifier
+ # 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"
+
+# 0x80000004 -- Processor Name String Identifier
+ # 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"
+
+# 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"
+};
+'''
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-05 07:42:05 +0000