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3178a07c
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3178a07c
编写于
16年前
作者:
D
David S. Miller
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差异文件
sparc64: Add performance counter hypervisor calls for sun4v.
Signed-off-by:
N
David S. Miller
<
davem@davemloft.net
>
上级
6a5726dd
master
alk-4.19.24
alk-4.19.30
alk-4.19.34
alk-4.19.36
alk-4.19.43
alk-4.19.48
alk-4.19.57
ck-4.19.67
ck-4.19.81
ck-4.19.91
github/fork/deepanshu1422/fix-typo-in-comment
github/fork/haosdent/fix-typo
linux-next
v4.19.91
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无相关合并请求
变更
3
隐藏空白更改
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并排
Showing
3 changed file
with
62 addition
and
0 deletion
+62
-0
arch/sparc/include/asm/hypervisor.h
arch/sparc/include/asm/hypervisor.h
+24
-0
arch/sparc64/kernel/hvcalls.S
arch/sparc64/kernel/hvcalls.S
+32
-0
arch/sparc64/kernel/sparc64_ksyms.c
arch/sparc64/kernel/sparc64_ksyms.c
+6
-0
未找到文件。
arch/sparc/include/asm/hypervisor.h
浏览文件 @
3178a07c
...
...
@@ -2713,6 +2713,30 @@ extern unsigned long sun4v_ldc_revoke(unsigned long channel,
*/
#define HV_FAST_SET_PERFREG 0x101
#define HV_N2_PERF_SPARC_CTL 0x0
#define HV_N2_PERF_DRAM_CTL0 0x1
#define HV_N2_PERF_DRAM_CNT0 0x2
#define HV_N2_PERF_DRAM_CTL1 0x3
#define HV_N2_PERF_DRAM_CNT1 0x4
#define HV_N2_PERF_DRAM_CTL2 0x5
#define HV_N2_PERF_DRAM_CNT2 0x6
#define HV_N2_PERF_DRAM_CTL3 0x7
#define HV_N2_PERF_DRAM_CNT3 0x8
#define HV_FAST_N2_GET_PERFREG 0x104
#define HV_FAST_N2_SET_PERFREG 0x105
#ifndef __ASSEMBLY__
extern
unsigned
long
sun4v_niagara_getperf
(
unsigned
long
reg
,
unsigned
long
*
val
);
extern
unsigned
long
sun4v_niagara_setperf
(
unsigned
long
reg
,
unsigned
long
val
);
extern
unsigned
long
sun4v_niagara2_getperf
(
unsigned
long
reg
,
unsigned
long
*
val
);
extern
unsigned
long
sun4v_niagara2_setperf
(
unsigned
long
reg
,
unsigned
long
val
);
#endif
/* MMU statistics services.
*
* The hypervisor maintains MMU statistics and privileged code provides
...
...
This diff is collapsed.
Click to expand it.
arch/sparc64/kernel/hvcalls.S
浏览文件 @
3178a07c
...
...
@@ -766,3 +766,35 @@ ENTRY(sun4v_mmu_demap_all)
retl
nop
ENDPROC
(
sun4v_mmu_demap_all
)
ENTRY
(
sun4v_niagara_getperf
)
mov
%
o0
,
%
o4
mov
HV_FAST_GET_PERFREG
,
%
o5
ta
HV_FAST_TRAP
stx
%
o1
,
[%
o4
]
retl
nop
ENDPROC
(
sun4v_niagara_getperf
)
ENTRY
(
sun4v_niagara_setperf
)
mov
HV_FAST_SET_PERFREG
,
%
o5
ta
HV_FAST_TRAP
retl
nop
ENDPROC
(
sun4v_niagara_setperf
)
ENTRY
(
sun4v_niagara2_getperf
)
mov
%
o0
,
%
o4
mov
HV_FAST_N2_GET_PERFREG
,
%
o5
ta
HV_FAST_TRAP
stx
%
o1
,
[%
o4
]
retl
nop
ENDPROC
(
sun4v_niagara2_getperf
)
ENTRY
(
sun4v_niagara2_setperf
)
mov
HV_FAST_N2_SET_PERFREG
,
%
o5
ta
HV_FAST_TRAP
retl
nop
ENDPROC
(
sun4v_niagara2_setperf
)
This diff is collapsed.
Click to expand it.
arch/sparc64/kernel/sparc64_ksyms.c
浏览文件 @
3178a07c
...
...
@@ -49,6 +49,7 @@
#include <asm/timer.h>
#include <asm/cpudata.h>
#include <asm/ftrace.h>
#include <asm/hypervisor.h>
struct
poll
{
int
fd
;
...
...
@@ -148,6 +149,11 @@ EXPORT_SYMBOL(flush_dcache_page);
EXPORT_SYMBOL
(
__flush_dcache_range
);
#endif
EXPORT_SYMBOL
(
sun4v_niagara_getperf
);
EXPORT_SYMBOL
(
sun4v_niagara_setperf
);
EXPORT_SYMBOL
(
sun4v_niagara2_getperf
);
EXPORT_SYMBOL
(
sun4v_niagara2_setperf
);
#ifdef CONFIG_SUN_AUXIO
EXPORT_SYMBOL
(
auxio_set_led
);
EXPORT_SYMBOL
(
auxio_set_lte
);
...
...
This diff is collapsed.
Click to expand it.
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