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nexedi
linux
Commits
97e98132
Commit
97e98132
authored
Dec 06, 2018
by
Vineet Gupta
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ARCv2: boot log: BPU return stack depth
Signed-off-by:
Vineet Gupta
<
vgupta@synopsys.com
>
parent
bfeffd15
Changes
2
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2 changed files
with
4 additions
and
3 deletions
+4
-3
arch/arc/include/asm/arcregs.h
arch/arc/include/asm/arcregs.h
+1
-1
arch/arc/kernel/setup.c
arch/arc/kernel/setup.c
+3
-2
No files found.
arch/arc/include/asm/arcregs.h
View file @
97e98132
...
...
@@ -283,7 +283,7 @@ struct cpuinfo_arc_cache {
};
struct
cpuinfo_arc_bpu
{
unsigned
int
ver
,
full
,
num_cache
,
num_pred
;
unsigned
int
ver
,
full
,
num_cache
,
num_pred
,
ret_stk
;
};
struct
cpuinfo_arc_ccm
{
...
...
arch/arc/kernel/setup.c
View file @
97e98132
...
...
@@ -195,6 +195,7 @@ static void read_arc_build_cfg_regs(void)
cpu
->
bpu
.
full
=
bpu
.
ft
;
cpu
->
bpu
.
num_cache
=
256
<<
bpu
.
bce
;
cpu
->
bpu
.
num_pred
=
2048
<<
bpu
.
pte
;
cpu
->
bpu
.
ret_stk
=
4
<<
bpu
.
rse
;
if
(
cpu
->
core
.
family
>=
0x54
)
{
unsigned
int
exec_ctrl
;
...
...
@@ -299,10 +300,10 @@ static char *arc_cpu_mumbojumbo(int cpu_id, char *buf, int len)
if
(
cpu
->
bpu
.
ver
)
n
+=
scnprintf
(
buf
+
n
,
len
-
n
,
"BPU
\t\t
: %s%s match, cache:%d, Predict Table:%d"
,
"BPU
\t\t
: %s%s match, cache:%d, Predict Table:%d
Return stk: %d
"
,
IS_AVAIL1
(
cpu
->
bpu
.
full
,
"full"
),
IS_AVAIL1
(
!
cpu
->
bpu
.
full
,
"partial"
),
cpu
->
bpu
.
num_cache
,
cpu
->
bpu
.
num_pred
);
cpu
->
bpu
.
num_cache
,
cpu
->
bpu
.
num_pred
,
cpu
->
bpu
.
ret_stk
);
if
(
is_isa_arcv2
())
{
struct
bcr_lpb
lpb
;
...
...
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