Skip to content
GitLab
Projects
Groups
Snippets
Help
Loading...
Help
Help
Support
Community forum
Keyboard shortcuts
?
Submit feedback
Contribute to GitLab
Sign in
Toggle navigation
D
drivers
Project overview
Project overview
Details
Activity
Releases
Repository
Repository
Files
Commits
Branches
Tags
Contributors
Graph
Compare
Issues
0
Issues
0
List
Boards
Labels
Service Desk
Milestones
Merge Requests
0
Merge Requests
0
CI / CD
CI / CD
Pipelines
Jobs
Schedules
Operations
Operations
Incidents
Environments
Packages & Registries
Packages & Registries
Container Registry
Analytics
Analytics
CI / CD
Repository
Value Stream
Wiki
Wiki
Snippets
Snippets
Members
Members
Collapse sidebar
Close sidebar
Activity
Graph
Create a new issue
Jobs
Commits
Issue Boards
Open sidebar
MLA98
drivers
Commits
79df020c
Commit
79df020c
authored
Apr 21, 2018
by
Jeremy Soller
Browse files
Options
Browse Files
Download
Email Patches
Plain Diff
If an IRQ is not set, use IRQ #9
parent
390f04ba
Changes
1
Hide whitespace changes
Inline
Side-by-side
Showing
1 changed file
with
16 additions
and
5 deletions
+16
-5
pcid/src/main.rs
pcid/src/main.rs
+16
-5
No files found.
pcid/src/main.rs
View file @
79df020c
#![deny(warnings)]
#![feature(asm)]
#![feature(iterator_step_by)]
...
...
@@ -97,9 +96,21 @@ fn handle_parsed_header(config: &Config, pci: &Pci, bus_num: u8,
if
let
Some
(
ref
args
)
=
driver
.command
{
// Enable bus mastering, memory space, and I/O space
unsafe
{
let
cmd
=
pci
.read
(
bus_num
,
dev_num
,
func_num
,
0x04
);
println!
(
"PCI CMD: {:>02X}"
,
cmd
);
pci
.write
(
bus_num
,
dev_num
,
func_num
,
0x04
,
cmd
|
7
);
let
mut
data
=
pci
.read
(
bus_num
,
dev_num
,
func_num
,
0x04
);
data
|
=
7
;
pci
.write
(
bus_num
,
dev_num
,
func_num
,
0x04
,
data
);
}
// Set IRQ line to 9 if not set
let
mut
irq
;
unsafe
{
let
mut
data
=
pci
.read
(
bus_num
,
dev_num
,
func_num
,
0x3C
);
irq
=
(
data
&
0xFF
)
as
u8
;
if
irq
==
0xFF
{
irq
=
9
;
}
data
=
(
data
&
0xFFFFFF00
)
|
irq
as
u32
;
pci
.write
(
bus_num
,
dev_num
,
func_num
,
0x3C
,
data
);
}
// TODO: find a better way to pass the header data down to the
...
...
@@ -124,7 +135,7 @@ fn handle_parsed_header(config: &Config, pci: &Pci, bus_num: u8,
format!
(
"{}"
,
header
.get_bar
(
4
)),
"$BAR5"
if
header
.header_type
()
==
PciHeaderType
::
GENERAL
=>
format!
(
"{}"
,
header
.get_bar
(
5
)),
"$IRQ"
=>
format!
(
"{}"
,
header
.interrupt_line
()
),
"$IRQ"
=>
format!
(
"{}"
,
irq
),
"$VENID"
=>
format!
(
"{:>04X}"
,
header
.vendor_id
()),
"$DEVID"
=>
format!
(
"{:>04X}"
,
header
.device_id
()),
_
=>
arg
.clone
()
...
...
Write
Preview
Markdown
is supported
0%
Try again
or
attach a new file
.
Attach a file
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Cancel
Please
register
or
sign in
to comment