Changeset 1382446 in mainline for uspace/srv

Timestamp:

2020-12-14T19:09:05Z (5 years ago)

Author:

Jiri Svoboda <jiri@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

d1582b50

Parents:

0350033

Message:

Display device backend for output server

This provides console on a grahpical device, similar to the old kfb
backend. It talks to the userspace kfb driver, instead of mapping
the kfb directly. You can get graphical console by configuring
CONFIG_FB=y and CONFIG_WINSYS=n

Location:

uspace/srv/hid/output

Files:

• meson.build (modified) (1 diff)
• output.c (modified) (2 diffs)
• port/ddev.c (added)
• port/ddev.h (added)

uspace/srv/hid/output/meson.build

@@ -28 +28 @@
 #
 
-deps = [ 'drv' ]
+deps = [ 'drv', 'fbfont', 'pixconv', 'ddev' ]
 src = files(
         'ctl/serial.c',
         'port/ega.c',
         'port/chardev.c',
+        'port/ddev.c',
         'proto/vt100.c',
         'output.c',

uspace/srv/hid/output/output.c

@@ -41 +41 @@
 #include "port/ega.h"
 #include "port/chardev.h"
+#include "port/ddev.h"
 #include "output.h"
 
@@ -486 +487 @@
         if (!config_key_exists("console")) {
                 ega_init();
+#if defined(CONFIG_FB) && !defined(CONFIG_WINSYS)
+                /*
+                 * NOTE: We don't have a good way of detecting the absence
+                 * of a KFB display device at run time because of the
+                 * asunchronous nature of device discovery
+                 */
+                output_ddev_init();
+#endif
         }