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Liam Naddell
drivers
Commits
a60773c1
Commit
a60773c1
authored
Sep 19, 2016
by
Jeremy Soller
Browse files
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Plain Diff
PS/2 driver convert to char
parent
aeabb66d
Changes
2
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Showing
2 changed files
with
116 additions
and
41 deletions
+116
-41
ps2d/src/keymap.rs
ps2d/src/keymap.rs
+68
-0
ps2d/src/main.rs
ps2d/src/main.rs
+48
-41
No files found.
ps2d/src/keymap.rs
0 → 100644
View file @
a60773c1
static
ENGLISH
:
[[
char
;
3
];
58
]
=
[
[
'\0'
,
'\0'
,
'\0'
],
[
'\x1B'
,
'\x1B'
,
'\x1B'
],
[
'1'
,
'!'
,
'1'
],
[
'2'
,
'@'
,
'2'
],
[
'3'
,
'#'
,
'3'
],
[
'4'
,
'$'
,
'4'
],
[
'5'
,
'%'
,
'5'
],
[
'6'
,
'^'
,
'6'
],
[
'7'
,
'&'
,
'7'
],
[
'8'
,
'*'
,
'8'
],
[
'9'
,
'('
,
'9'
],
[
'0'
,
')'
,
'0'
],
[
'-'
,
'_'
,
'-'
],
[
'='
,
'+'
,
'='
],
[
'\0'
,
'\0'
,
'\0'
],
[
'\t'
,
'\t'
,
'\t'
],
[
'q'
,
'Q'
,
'q'
],
[
'w'
,
'W'
,
'w'
],
[
'e'
,
'E'
,
'e'
],
[
'r'
,
'R'
,
'r'
],
[
't'
,
'T'
,
't'
],
[
'y'
,
'Y'
,
'y'
],
[
'u'
,
'U'
,
'u'
],
[
'i'
,
'I'
,
'i'
],
[
'o'
,
'O'
,
'o'
],
[
'p'
,
'P'
,
'p'
],
[
'['
,
'{'
,
'['
],
[
']'
,
'}'
,
']'
],
[
'\n'
,
'\n'
,
'\n'
],
[
'\0'
,
'\0'
,
'\0'
],
[
'a'
,
'A'
,
'a'
],
[
's'
,
'S'
,
's'
],
[
'd'
,
'D'
,
'd'
],
[
'f'
,
'F'
,
'f'
],
[
'g'
,
'G'
,
'g'
],
[
'h'
,
'H'
,
'h'
],
[
'j'
,
'J'
,
'j'
],
[
'k'
,
'K'
,
'k'
],
[
'l'
,
'L'
,
'l'
],
[
';'
,
':'
,
';'
],
[
'\''
,
'"'
,
'\''
],
[
'`'
,
'~'
,
'`'
],
[
'\0'
,
'\0'
,
'\0'
],
[
'\\'
,
'|'
,
'\\'
],
[
'z'
,
'Z'
,
'z'
],
[
'x'
,
'X'
,
'x'
],
[
'c'
,
'C'
,
'c'
],
[
'v'
,
'V'
,
'v'
],
[
'b'
,
'B'
,
'b'
],
[
'n'
,
'N'
,
'n'
],
[
'm'
,
'M'
,
'm'
],
[
','
,
'<'
,
','
],
[
'.'
,
'>'
,
'.'
],
[
'/'
,
'?'
,
'/'
],
[
'\0'
,
'\0'
,
'\0'
],
[
'\0'
,
'\0'
,
'\0'
],
[
'\0'
,
'\0'
,
'\0'
],
[
' '
,
' '
,
' '
]
];
pub
fn
get_char
(
scancode
:
u8
)
->
char
{
if
let
Some
(
c
)
=
ENGLISH
.get
(
scancode
as
usize
)
{
c
[
0
]
}
else
{
'\0'
}
}
ps2d/src/main.rs
View file @
a60773c1
...
...
@@ -9,62 +9,69 @@ use std::thread;
use
syscall
::
iopl
;
fn
main
()
{
println!
(
"PS/2 driver launching"
);
mod
keymap
;
thread
::
spawn
(||
{
unsafe
{
iopl
(
3
)
.expect
(
"pskbd: failed to get I/O permission"
);
asm!
(
"cli"
::::
"intel"
,
"volatile"
);
}
fn
keyboard
()
{
let
mut
file
=
File
::
open
(
"irq:1"
)
.expect
(
"pskbd: failed to open irq:1"
);
let
mut
file
=
File
::
open
(
"irq:1"
)
.expect
(
"pskbd: failed to open irq:1"
);
loop
{
let
mut
irqs
=
[
0
;
8
];
if
file
.read
(
&
mut
irqs
)
.expect
(
"pskbd: failed to read irq:1"
)
>=
mem
::
size_of
::
<
usize
>
()
{
let
data
:
u8
;
unsafe
{
asm!
(
"in al, dx"
:
"={al}"
(
data
)
:
"{dx}"
(
0x60
)
:
:
"intel"
,
"volatile"
);
}
println!
(
"pskbd: Reading keyboard IRQs"
);
let
(
scancode
,
pressed
)
=
if
data
>=
0x80
{
(
data
-
0x80
,
false
)
}
else
{
(
data
,
true
)
};
println!
(
"pskbd: IRQ {}: {:X}: {:X}: {}: {}"
,
unsafe
{
*
(
irqs
.as_ptr
()
as
*
const
usize
)
},
data
,
scancode
,
keymap
::
get_char
(
scancode
),
pressed
);
loop
{
let
mut
irqs
=
[
0
;
8
];
if
file
.read
(
&
mut
irqs
)
.expect
(
"pskbd: failed to read irq:1"
)
>=
mem
::
size_of
::
<
usize
>
()
{
let
data
:
u8
;
unsafe
{
asm!
(
"in al, dx"
:
"={al}"
(
data
)
:
"{dx}"
(
0x60
)
:
:
"intel"
,
"volatile"
);
}
file
.write
(
&
irqs
)
.expect
(
"pskbd: failed to write irq:1"
);
}
else
{
thread
::
yield_now
();
}
}
}
println!
(
"pskbd: IRQ {}: {:X}"
,
unsafe
{
*
(
irqs
.as_ptr
()
as
*
const
usize
)
},
data
);
fn
mouse
()
{
let
mut
file
=
File
::
open
(
"irq:12"
)
.expect
(
"psmsd: failed to open irq:12"
);
file
.write
(
&
irqs
)
.expect
(
"pskbd: failed to write irq:1"
);
}
else
{
thread
::
yield_now
();
loop
{
let
mut
irqs
=
[
0
;
8
];
if
file
.read
(
&
mut
irqs
)
.expect
(
"psmsd: failed to read irq:12"
)
>=
mem
::
size_of
::
<
usize
>
()
{
let
data
:
u8
;
unsafe
{
asm!
(
"in al, dx"
:
"={al}"
(
data
)
:
"{dx}"
(
0x60
)
:
:
"intel"
,
"volatile"
);
}
println!
(
"psmsd: IRQ {}: {:X}"
,
unsafe
{
*
(
irqs
.as_ptr
()
as
*
const
usize
)
},
data
);
file
.write
(
&
irqs
)
.expect
(
"psmsd: failed to write irq:12"
);
}
else
{
thread
::
yield_now
();
}
});
}
}
fn
main
()
{
thread
::
spawn
(||
{
unsafe
{
iopl
(
3
)
.expect
(
"ps
ms
d: failed to get I/O permission"
);
iopl
(
3
)
.expect
(
"ps
kb
d: failed to get I/O permission"
);
asm!
(
"cli"
::::
"intel"
,
"volatile"
);
}
let
mut
file
=
File
::
open
(
"irq:12"
)
.expect
(
"psmsd: failed to open irq:12"
);
println!
(
"psmsd: Reading mouse IRQs"
);
loop
{
let
mut
irqs
=
[
0
;
8
];
if
file
.read
(
&
mut
irqs
)
.expect
(
"psmsd: failed to read irq:12"
)
>=
mem
::
size_of
::
<
usize
>
()
{
let
data
:
u8
;
unsafe
{
asm!
(
"in al, dx"
:
"={al}"
(
data
)
:
"{dx}"
(
0x60
)
:
:
"intel"
,
"volatile"
);
}
println!
(
"psmsd: IRQ {}: {:X}"
,
unsafe
{
*
(
irqs
.as_ptr
()
as
*
const
usize
)
},
data
);
keyboard
();
});
file
.write
(
&
irqs
)
.expect
(
"psmsd: failed to write irq:12"
);
}
els
e
{
thread
::
yield_now
(
);
}
thread
::
spawn
(||
{
unsaf
e
{
iopl
(
3
)
.expect
(
"psmsd: failed to get I/O permission"
);
asm!
(
"cli"
::::
"intel"
,
"volatile"
);
}
});
println!
(
"PS/2 driver running in background"
);
mouse
();
});
}
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