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|
/*
* Copyright (c) 2006 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Neither the name of the Advanced Micro Devices, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*/
/*
* Cimarron hardware access macros.
*/
#ifndef _cim_defs_h
#define _cim_defs_h
/*-----------------------------------------*/
/* MEMORY ACCESS MACROS */
/*-----------------------------------------*/
#ifndef CIMARRON_EXCLUDE_REGISTER_ACCESS_MACROS
#define READ_GP32(offset) \
(*(volatile unsigned long *)(cim_gp_ptr + (offset)))
#define READ_REG32(offset) \
(*(volatile unsigned long *)(cim_vg_ptr + (offset)))
#define READ_FB32(offset) \
(*(volatile unsigned long *)(cim_fb_ptr + (offset)))
#define WRITE_GP32(offset, value) \
(*(volatile unsigned long *)(cim_gp_ptr + (offset))) = (value)
#define WRITE_REG32(offset, value) \
(*(volatile unsigned long *)(cim_vg_ptr + (offset))) = (value)
#define WRITE_COMMAND32(offset, value) \
(*(unsigned long *)(cim_cmd_ptr + (offset))) = (value)
#define WRITE_COMMAND8(offset, value) \
(*(unsigned char *)(cim_cmd_ptr + (offset))) = (value)
#define WRITE_FB32(offset, value) \
(*(unsigned long *)(cim_fb_ptr + (offset))) = (value)
#define READ_VID32(offset) \
(*(volatile unsigned long *)(cim_vid_ptr + (offset)))
#define WRITE_VID32(offset, value) \
(*(volatile unsigned long *)(cim_vid_ptr + (offset))) = (value)
#define READ_VIP32(offset) \
(*(volatile unsigned long *)(cim_vip_ptr + (offset)))
#define WRITE_VIP32(offset, value) \
(*(volatile unsigned long *)(cim_vip_ptr + (offset))) = (value)
#define READ_VOP32(offset) \
(*(volatile unsigned long *)(cim_vid_ptr + (offset)))
#define WRITE_VOP32(offset, value) \
(*(volatile unsigned long *)(cim_vid_ptr + (offset))) = (value)
#endif
/*-----------------------------------------*/
/* GP POLLING MACROS */
/*-----------------------------------------*/
#define GP3_WAIT_WRAP(variable) \
while(((variable = READ_GP32 (GP3_CMD_READ)) > gp3_cmd_current) || \
(variable <= (gp3_cmd_top + GP3_BLT_COMMAND_SIZE + GP3_BLT_COMMAND_SIZE + 96)))
#define GP3_WAIT_PRIMITIVE(variable) \
while (((variable = READ_GP32 (GP3_CMD_READ)) > gp3_cmd_current) && \
(variable <= (gp3_cmd_next + 96)))
#define GP3_WAIT_BUSY \
while(READ_GP32 (GP3_BLT_STATUS) & GP3_BS_BLT_BUSY)
#define GP3_WAIT_PENDING \
while(READ_GP32 (GP3_BLT_STATUS) & GP3_BS_BLT_PENDING)
/*-----------------------------------------------------------------*/
/* MSR MACROS */
/* These macros facilitate interaction with the model specific */
/* registers in GeodeLX. There are two included methods, direct */
/* access using the rdmsr and wrmsr opcodes and an indirect method */
/* using VSAII. */
/*-----------------------------------------------------------------*/
#ifdef CIMARRON_INCLUDE_MSR_MACROS
#if CIMARRON_MSR_DIRECT_ASM
/*-----------------------------------------------------------------
* MSR_READ
* Read the contents of a 64 bit MSR into a data structure
*-----------------------------------------------------------------*/
#define MSR_READ(msr_reg, device_add, data64_ptr) \
{ \
unsigned long msr_add = (unsigned long)(msr_reg) | \
(unsigned long)(device_add); \
unsigned long data_high, data_low; \
_asm { mov ecx, msr_add } \
_asm { rdmsr } \
_asm { mov data_high, edx } \
_asm { mov data_low, eax } \
\
((Q_WORD *)(data64_ptr))->high = data_high; \
((Q_WORD *)(data64_ptr))->low = data_low; \
}
/*-----------------------------------------------------------------
* MSR_WRITE
* Write the contents of a 64 bit data structure to a MSR.
*-----------------------------------------------------------------*/
#define MSR_WRITE(msr_reg, device_add, data64_ptr) \
{ \
unsigned long msr_add = (unsigned long)(msr_reg) | \
(unsigned long)(device_add); \
unsigned long data_high, data_low; \
\
data_high = ((Q_WORD *)(data64_ptr))->high; \
data_low = ((Q_WORD *)(data64_ptr))->low; \
\
_asm { mov ecx, msr_add } \
_asm { mov edx, data_high } \
_asm { mov eax, data_low } \
_asm { wrmsr } \
}
#elif CIMARRON_MSR_VSA_IO
/*-----------------------------------------------------------------
* MSR_READ
* Read the contents of a 64 bit MSR into a data structure
*-----------------------------------------------------------------*/
#define MSR_READ(msr_reg, device_add, data64_ptr) \
{ \
unsigned long msr_add = (unsigned long)(msr_reg) | \
(unsigned long)(device_add); \
unsigned long data_high, data_low; \
\
_asm { mov dx, 0x0AC1C } \
_asm { mov eax, 0x0FC530007 } \
_asm { out dx, eax } \
\
_asm { add dl, 2 } \
_asm { mov ecx, msr_add } \
_asm { in ax, dx } \
_asm { mov data_high, edx } \
_asm { mov data_low, eax } \
\
((Q_WORD *)(data64_ptr))->high = data_high; \
((Q_WORD *)(data64_ptr))->low = data_low; \
}
/*-----------------------------------------------------------------
* MSR_WRITE
* Write the contents of a 64 bit data structure to a MSR.
*-----------------------------------------------------------------*/
#define MSR_WRITE(msr_reg, device_add, data64_ptr) \
{ \
unsigned long msr_add = (unsigned long)(msr_reg) | \
(unsigned long)(device_add); \
unsigned long data_high, data_low; \
\
data_high = ((Q_WORD *)(data64_ptr))->high; \
data_low = ((Q_WORD *)(data64_ptr))->low; \
\
_asm { mov dx, 0x0AC1C } \
_asm { mov eax, 0x0FC530007 } \
_asm { out dx, eax } \
\
_asm { add dl, 2 } \
_asm { mov ecx, msr_add } \
_asm { mov ebx, data_high } \
_asm { mov eax, data_low } \
\
_asm { mov esi, 0 } \
_asm { mov edi, 0 } \
_asm { out dx, ax } \
}
#elif CIMARRON_MSR_ABSTRACTED_ASM
/*-----------------------------------------------------------------
* MSR_READ
* Read the contents of a 64 bit MSR into a data structure
*-----------------------------------------------------------------*/
#define MSR_READ(msr,adr,val) \
__asm__ __volatile__( \
" mov $0x0AC1C, %%edx\n" \
" mov $0xFC530007, %%eax\n" \
" out %%eax,%%dx\n" \
" add $2,%%dl\n" \
" in %%dx, %%ax" \
: "=a" ((val)->low), "=d" ((val)->high) \
: "c" (msr | adr))
/*-----------------------------------------------------------------
* MSR_WRITE
* Write the contents of a 64 bit data structure to a MSR.
*-----------------------------------------------------------------*/
#define MSR_WRITE(msr,adr,val) \
{ int d0, d1, d2, d3; \
__asm__ __volatile__( \
" push %%ebx\n" \
" mov $0x0AC1C, %%edx\n" \
" mov $0xFC530007, %%eax\n" \
" out %%eax,%%dx\n" \
" add $2,%%dl\n" \
" mov %4, %3\n" \
" mov 0(%5), %%ebx\n" \
" mov 4(%5), %0\n" \
" xor %2, %2\n" \
" xor %1, %1\n" \
" out %%ax, %%dx\n" \
" pop %%ebx\n" \
: "=a" (d0), "=&D" (d1), "=&S" (d2), "=c" (d3) \
: "1" (msr | adr), "2" (val)); \
}
#elif CIMARRON_MSR_KERNEL_ROUTINE
#include "asm/msr.h"
/*-----------------------------------------------------------------
* MSR_READ
* Read the contents of a 64 bit MSR into a data structure
*-----------------------------------------------------------------*/
#define MSR_READ(msr_reg, device_add, data64_ptr) \
{ \
unsigned long addr, val1, val2; \
\
addr = device_add | msr_reg; \
rdmsr (addr, val1, val2); \
\
((Q_WORD *)(data64_ptr))->high = val2; \
((Q_WORD *)(data64_ptr))->low = val1; \
}
/*-----------------------------------------------------------------
* MSR_WRITE
* Read the contents of a 64 bit data structure to a MSR.
*-----------------------------------------------------------------*/
#define MSR_WRITE(msr_reg, device_add, data64_ptr) \
{ \
unsigned long addr, val1, val2; \
\
val2 = ((Q_WORD *)(data64_ptr))->high; \
val1 = ((Q_WORD *)(data64_ptr))->low; \
\
addr = (device_add & 0xFFFF0000) | (unsigned long)msr_reg; \
wrmsr(addr, val1, val2); \
}
#elif CIMARRON_MSR_HOOKS
#define MSR_READ(msr_reg, device_add, data64_ptr) \
{ \
unsigned long addr, val1, val2; \
\
addr = device_add | msr_reg; \
if (cim_rdmsr) { \
cim_rdmsr (addr, &val1, &val2); \
\
((Q_WORD *)(data64_ptr))->high = val2; \
((Q_WORD *)(data64_ptr))->low = val1; \
} \
}
#define MSR_WRITE(msr_reg, device_add, data64_ptr) \
{ \
unsigned long addr, val1, val2; \
\
val2 = ((Q_WORD *)(data64_ptr))->high; \
val1 = ((Q_WORD *)(data64_ptr))->low; \
\
addr = (device_add & 0xFFFF0000) | (unsigned long)msr_reg; \
if (cim_wrmsr) \
cim_wrmsr(addr, val1, val2); \
}
#endif
#endif /* #ifdef CIMARRON_INCLUDE_MSR_MACROS */
/*-----------------------------------------------------------------*/
/* STRING MACROS */
/* These macros are included to facilitate the optimization of */
/* routines that write or copy large amounts of data. Two vesions */
/* of these macros are included. One is intended for operating */
/* systems that allow the use of inline assembly, while the other */
/* is a pure C implementation for stricter operating systems. */
/*-----------------------------------------------------------------*/
#ifdef CIMARRON_INCLUDE_STRING_MACROS
#if CIMARRON_OPTIMIZE_ASSEMBLY
/*-----------------------------------------------------------------
* WRITE_COMMAND_STRING32
* Write a series of DWORDs to the current command buffer offset
*-----------------------------------------------------------------*/
#define WRITE_COMMAND_STRING32(offset, dataptr, dataoffset, dword_count) \
{ \
_asm { cld } \
_asm { mov edi, cim_cmd_ptr } \
_asm { add edi, offset } \
_asm { mov esi, dataptr } \
_asm { add esi, dataoffset } \
_asm { mov ecx, dword_count } \
_asm { rep movsd } \
}
/*-----------------------------------------------------------------
* WRITE_FB_STRING32
* Write a series of DWORDS to video memory.
*-----------------------------------------------------------------*/
#define WRITE_FB_STRING32(offset, dataptr, dword_count) \
{ \
unsigned long temp = (unsigned long)(dataptr); \
_asm { cld } \
_asm { mov edi, cim_fb_ptr } \
_asm { add edi, offset } \
_asm { mov esi, temp } \
_asm { mov ecx, dword_count } \
_asm { rep movsd } \
}
/*-----------------------------------------------------------------
* WRITE_FB_CONSTANT
* Write a constant DWORD to multiple video memory addresses
*-----------------------------------------------------------------*/
#define WRITE_FB_CONSTANT(offset, value, dword_count) \
{ \
unsigned long outptr = (unsigned long)cim_fb_ptr + offset; \
unsigned long dwords = dword_count; \
_asm { cld } \
_asm { mov edi, outptr } \
_asm { mov eax, value } \
_asm { mov ecx, dwords } \
_asm { rep stosd } \
}
/*-----------------------------------------------------------------
* WRITE_HOST_SOURCE_STRING32
* Write a series of DWORDs to the GP host source register
*-----------------------------------------------------------------*/
#define WRITE_HOST_SOURCE_STRING32(dataptr, dataoffset, dword_count) \
{ \
_asm { cld } \
_asm { mov edi, cim_gp_ptr } \
_asm { add edi, GP3_HST_SRC_RANGE } \
_asm { mov esi, dataptr } \
_asm { add esi, dataoffset } \
_asm { mov ecx, dword_count } \
_asm { rep movsd } \
}
#elif CIMARRON_OPTIMIZE_FORLOOP
/*-----------------------------------------------------------------
* WRITE_COMMAND_STRING32
* Write a series of DWORDs to the current command buffer offset
*-----------------------------------------------------------------*/
#define WRITE_COMMAND_STRING32(offset, dataptr, dataoffset, dword_count) \
{ \
unsigned long i; \
unsigned long tempdata = (unsigned long)dataptr + (dataoffset); \
unsigned long byte_off = 0; \
for (i = 0; i < dword_count; i++, byte_off += 4) \
WRITE_COMMAND32 ((offset) + byte_off, \
*((unsigned long *)(tempdata + byte_off))); \
}
/*-----------------------------------------------------------------
* WRITE_FB_STRING32
* Write a series of DWORDS to video memory.
*-----------------------------------------------------------------*/
#define WRITE_FB_STRING32(offset, dataptr, dword_count) \
{ \
unsigned long i; \
unsigned long tempdata = (unsigned long)dataptr; \
unsigned long byte_off = 0; \
for (i = 0; i < dword_count; i++, byte_off += 4) \
WRITE_FB32 ((offset) + byte_off, \
*((unsigned long *)(tempdata + byte_off))); \
}
/*-----------------------------------------------------------------
* WRITE_FB_CONSTANT
* Write a constant DWORD to multiple video memory addresses
*-----------------------------------------------------------------*/
#define WRITE_FB_CONSTANT(offset, value, dword_count) \
{ \
unsigned long i; \
unsigned long tempoffset = offset; \
for (i = 0; i < dword_count; i++, tempoffset += 4) \
WRITE_FB32 (tempoffset, value); \
}
/*-----------------------------------------------------------------
* WRITE_HOST_SOURCE_STRING32
* Write a series of DWORDs to the GP host source register
*-----------------------------------------------------------------*/
#define WRITE_HOST_SOURCE_STRING32(dataptr, dataoffset, dword_count) \
{ \
unsigned long i; \
unsigned long tempdata = (unsigned long)dataptr + (dataoffset); \
unsigned long byte_off = 0; \
for (i = 0; i < dword_count; i++, byte_off += 4) \
WRITE_GP32 (byte_off + GP3_HST_SRC_RANGE, \
*((unsigned long *)(tempdata + byte_off))); \
}
#elif CIMARRON_OPTIMIZE_ABSTRACTED_ASM
#define move_dw(d,s,n) \
__asm__ __volatile__( \
" rep\n" \
" movsl\n" \
: "=&c" (d0), "=&S" (d1), "=&D" (d2) \
: "0" (n), "1" ((const char *)s), "2" ((char *)d) \
: "memory")
/*-----------------------------------------------------------------
* WRITE_COMMAND_STRING32
* Write a series of DWORDs to the current command buffer offset
*-----------------------------------------------------------------*/
#define WRITE_COMMAND_STRING32(offset, dataptr, dataoffset, dword_count) \
{ \
int d0, d1, d2; \
move_dw (cim_cmd_ptr+ ((unsigned long)(offset)), \
((unsigned long)(dataptr)+(dataoffset)), \
dword_count); \
}
/*-----------------------------------------------------------------
* WRITE_FB_STRING32
* Write a series of DWORDS to video memory.
*-----------------------------------------------------------------*/
#define WRITE_FB_STRING32(offset, dataptr, dword_count) \
{ \
unsigned long i; \
unsigned long tempdata = (unsigned long)dataptr; \
unsigned long byte_off = 0; \
for (i = 0; i < dword_count; i++, byte_off += 4) \
WRITE_FB32 ((offset) + byte_off, \
*((unsigned long *)(tempdata + byte_off))); \
}
/*-----------------------------------------------------------------
* WRITE_FB_CONSTANT
* Write a constant DWORD to multiple video memory addresses
*-----------------------------------------------------------------*/
#define WRITE_FB_CONSTANT(offset, value, dword_count) \
{ \
unsigned long i; \
unsigned long tempoffset = offset; \
for (i = 0; i < dword_count; i++, tempoffset += 4) \
WRITE_FB32 (tempoffset, value); \
}
/*-----------------------------------------------------------------
* WRITE_HOST_SOURCE_STRING32
* Write a series of DWORDs to the GP host source register
*-----------------------------------------------------------------*/
#define WRITE_HOST_SOURCE_STRING32(dataptr, dataoffset, dword_count) \
{ \
unsigned long i; \
unsigned long tempdata = (unsigned long)dataptr + (dataoffset); \
unsigned long byte_off = 0; \
for (i = 0; i < dword_count; i++, byte_off += 4) \
WRITE_GP32 (byte_off + GP3_HST_SRC_RANGE, \
*((unsigned long *)(tempdata + byte_off))); \
}
#endif
#endif /* #ifdef CIMARRON_INCLUDE_STRING_MACROS */
/*-----------------------------------------------------------------
* WRITE_COMMAND_STRING8
* Write a series of bytes to the current command buffer offset
*-----------------------------------------------------------------*/
#define WRITE_COMMAND_STRING8(offset, dataptr, dataoffset, byte_count) \
{ \
unsigned long i; \
unsigned long array = (unsigned long)dataptr + (dataoffset); \
for (i = 0; i < byte_count; i++) \
WRITE_COMMAND8 ((offset) + i, *((unsigned char *)(array + i))); \
}
/*-----------------------------------------------------------------
* WRITE_HOST_SOURCE_STRING8
* Write a series of bytes to the host source register
*-----------------------------------------------------------------*/
#define WRITE_HOST_SOURCE_STRING8(dataptr, dataoffset, byte_count) \
{ \
unsigned long temp1 = (unsigned long)dataptr + (dataoffset); \
unsigned long temp2 = 0; \
unsigned long shift = 0; \
unsigned long counter; \
if (byte_count) \
{ \
for (counter = 0; counter < byte_count; counter++) \
{ \
temp2 |= ((unsigned long)(*((unsigned char *) \
(temp1 + counter)))) << shift; \
shift += 8; \
} \
WRITE_GP32 (GP3_HST_SRC, temp2); \
} \
}
/*-----------------------------------------*/
/* CUSTOM STRING MACROS */
/*-----------------------------------------*/
#ifndef CIMARRON_EXCLUDE_CUSTOM_MACROS
#define WRITE_CUSTOM_COMMAND_STRING32 WRITE_COMMAND_STRING32
#define WRITE_CUSTOM_COMMAND_STRING8 WRITE_COMMAND_STRING8
#endif
/*-----------------------------------------*/
/* IO ACCESS MACROS */
/*-----------------------------------------*/
#ifdef CIMARRON_INCLUDE_IO_MACROS
#if CIMARRON_IO_DIRECT_ACCESS
/*-------------------------------------------
* OUTD
* Writes one DWORD to a single I/O address.
*-------------------------------------------*/
#define OUTD(port, data) cim_outd(port, data)
void
cim_outd(unsigned short port, unsigned long data)
{
_asm {
pushf mov eax, data mov dx, port out dx, eax popf}}
/*-------------------------------------------
* IND
* Reads one DWORD from a single I/O address.
*-------------------------------------------*/
#define IND(port) cim_ind(port)
unsigned long
cim_ind(unsigned short port)
{
unsigned long data;
_asm {
pushf mov dx, port in eax, dx mov data, eax popf} return data;
}
/*-------------------------------------------
* OUTW
* Writes one WORD to a single I/O address.
*-------------------------------------------*/
#define OUTW(port, data) cim_outw(port, data)
void
cim_outw(unsigned short port, unsigned short data)
{
_asm {
pushf mov ax, data mov dx, port out dx, ax popf}}
/*-------------------------------------------
* INW
* Reads one WORD from a single I/O address.
*-------------------------------------------*/
#define INW(port) cim_inw(port)
unsigned short
cim_inw(unsigned short port)
{
unsigned short data;
_asm {
pushf mov dx, port in ax, dx mov data, ax popf} return data;
}
/*-------------------------------------------
* OUTB
* Writes one BYTE to a single I/O address.
*-------------------------------------------*/
#define OUTB(port, data) cim_outb(port, data)
void
cim_outb(unsigned short port, unsigned char data)
{
_asm {
pushf mov al, data mov dx, port out dx, al popf}}
/*-------------------------------------------
* INB
* Reads one BYTE from a single I/O address.
*-------------------------------------------*/
#define INB(port) cim_inb(port)
unsigned char
cim_inb(unsigned short port)
{
unsigned char data;
_asm {
pushf mov dx, port in al, dx mov data, al popf} return data;
}
#elif CIMARRON_IO_ABSTRACTED_ASM
/*-------------------------------------------
* OUTD
* Writes one DWORD to a single I/O address.
*-------------------------------------------*/
#define OUTD(port, data) cim_outd(port, data)
void cim_outd(unsigned short port, unsigned long data);
void
cim_outd(unsigned short port, unsigned long data)
{
__asm__ __volatile__("outl %0,%w1"::"a"(data), "Nd"(port));
}
/*-------------------------------------------
* IND
* Reads one DWORD from a single I/O address.
*-------------------------------------------*/
#define IND(port) cim_ind(port)
unsigned long cim_ind(unsigned short port);
unsigned long
cim_ind(unsigned short port)
{
unsigned long value;
__asm__ __volatile__("inl %w1,%0":"=a"(value):"Nd"(port));
return value;
}
/*-------------------------------------------
* OUTW
* Writes one WORD to a single I/O address.
*-------------------------------------------*/
#define OUTW(port, data) cim_outw(port, data)
void cim_outw(unsigned short port, unsigned short data);
void
cim_outw(unsigned short port, unsigned short data)
{
__asm__ volatile ("out %0,%1"::"a" (data), "d"(port));
}
/*-------------------------------------------
* INW
* Reads one WORD from a single I/O address.
*-------------------------------------------*/
#define INW(port) cim_inw(port)
unsigned short cim_inw(unsigned short port);
unsigned short
cim_inw(unsigned short port)
{
unsigned short value;
__asm__ volatile ("in %1,%0":"=a" (value):"d"(port));
return value;
}
/*-------------------------------------------
* INB
* Reads one BYTE from a single I/O address.
*-------------------------------------------*/
#define INB(port) cim_inb(port)
unsigned char cim_inb(unsigned short port);
unsigned char
cim_inb(unsigned short port)
{
unsigned char value;
__asm__ volatile ("inb %1,%0":"=a" (value):"d"(port));
return value;
}
/*-------------------------------------------
* OUTB
* Writes one BYTE to a single I/O address.
*-------------------------------------------*/
#define OUTB(port) cim_outb(port)
void cim_outb(unsigned short port, unsigned char data);
void
cim_outb(unsigned short port, unsigned char data)
{
__asm__ volatile ("outb %0,%1"::"a" (data), "d"(port));
}
#endif
#endif /* CIMARRON_INCLUDE_IO_MACROS */
extern void (*cim_rdmsr) (unsigned long, unsigned long *, unsigned long *);
extern void (*cim_wrmsr) (unsigned long, unsigned long, unsigned long);
#endif
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