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authorAlex AUVOLAT <alexis211@gmail.com>2013-07-11 22:38:20 +0200
committerAlex AUVOLAT <alexis211@gmail.com>2013-07-11 22:38:20 +0200
commitd2aebee488b71e6f28b8728e7473b63f412ca897 (patch)
treefbe432590bfcf0b77b189a3db99762fb4f104f39 /src/include
parent78d7ffce4861dea5624ff29ceb39f1643dff8235 (diff)
downloadTCE-d2aebee488b71e6f28b8728e7473b63f412ca897.tar.gz
TCE-d2aebee488b71e6f28b8728e7473b63f412ca897.zip
Added direct acces to video memory from userland.std_c_userland
Next : same for keyboard ; move VT handling to userland. Consequence : a foreground app has total control over I/O. Next : implement sockets & a userland console multiplexer.
Diffstat (limited to 'src/include')
-rw-r--r--src/include/tce/syscalls.h1
-rw-r--r--src/include/tce/vfs.h7
2 files changed, 6 insertions, 2 deletions
diff --git a/src/include/tce/syscalls.h b/src/include/tce/syscalls.h
index f32c225..983e89d 100644
--- a/src/include/tce/syscalls.h
+++ b/src/include/tce/syscalls.h
@@ -28,6 +28,7 @@
#define SC_READ 26
#define SC_WRITE 27
#define SC_LINK 28
+#define SC_DEVCONTROL 29
#define EX_PAGEFAULT 4000
#define EX_EXCEPTION 4001
diff --git a/src/include/tce/vfs.h b/src/include/tce/vfs.h
index 36e391f..58e67f5 100644
--- a/src/include/tce/vfs.h
+++ b/src/include/tce/vfs.h
@@ -33,7 +33,10 @@ typedef struct _file_info {
// device types
#define DT_BLOCK 1
-#define DT_KEYBOARD 2
-#define DT_DISPLAY 3
+#define DT_PCKBD 2
+#define DT_VGATXT 3
+#define DT_VESAFB 4
+
+#define DEV_CONTROL 0xB0057ED1 // hack, see doc/vfs.txt
#endif