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Liam Naddell
drivers
Commits
428e34f7
Commit
428e34f7
authored
Nov 07, 2016
by
Jeremy Soller
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Plain Diff
Disable power management
parent
8daf977c
Changes
1
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Showing
1 changed file
with
13 additions
and
3 deletions
+13
-3
ahcid/src/ahci/hba.rs
ahcid/src/ahci/hba.rs
+13
-3
No files found.
ahcid/src/ahci/hba.rs
View file @
428e34f7
...
...
@@ -123,6 +123,13 @@ impl HbaPort {
let
serr
=
self
.serr
.read
();
self
.serr
.write
(
serr
);
// Disable power management
let
sctl
=
self
.sctl
.read
()
;
self
.sctl
.write
(
sctl
|
7
<<
8
);
// Power on and spin up device
self
.cmd
.writef
(
1
<<
2
|
1
<<
1
,
true
);
print!
(
"{}"
,
format!
(
" - AHCI init {:X}
\n
"
,
self
.cmd
.read
()));
}
...
...
@@ -251,8 +258,7 @@ impl HbaPort {
let
cmdheader
=
&
mut
clb
[
slot
as
usize
];
cmdheader
.cfl
.write
(((
size_of
::
<
FisRegH2D
>
()
/
size_of
::
<
u32
>
())
as
u8
));
cmdheader
.cfl
.writef
(
1
<<
6
,
write
);
cmdheader
.cfl
.write
(((
size_of
::
<
FisRegH2D
>
()
/
size_of
::
<
u32
>
())
as
u8
)
|
if
write
{
1
<<
7
|
1
<<
6
}
else
{
0
});
cmdheader
.prdtl
.write
(
1
);
...
...
@@ -317,7 +323,11 @@ impl HbaPort {
self
.stop
();
if
self
.is
.read
()
&
HBA_PORT_IS_ERR
!=
0
{
print!
(
"{}"
,
format!
(
"ERROR IS {:X} TFD {:X} SERR {:X}
\n
"
,
self
.is
.read
(),
self
.tfd
.read
(),
self
.serr
.read
()));
print!
(
"{}"
,
format!
(
"ERROR IS {:X} IE {:X} CMD {:X} TFD {:X}
\n
SSTS {:X} SCTL {:X} SERR {:X} SACT {:X}
\n
CI {:X} SNTF {:X} FBS {:X}
\n
"
,
self
.is
.read
(),
self
.ie
.read
(),
self
.cmd
.read
(),
self
.tfd
.read
(),
self
.ssts
.read
(),
self
.sctl
.read
(),
self
.serr
.read
(),
self
.sact
.read
(),
self
.ci
.read
(),
self
.sntf
.read
(),
self
.fbs
.read
()));
self
.is
.write
(
u32
::
MAX
);
return
Err
(
Error
::
new
(
EIO
));
}
...
...
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