Changeset 41d33ac in mainline for arch/mips32

Timestamp:

2006-05-31T22:18:40Z (20 years ago)

Author:

Ondrej Palkovsky <ondrap@…>

Branches:

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

Children:

e7ed9868

Parents:

018f95a

Message:

Added syscall that lets kernel regain access to keyboard.

Location:

arch/mips32

Files:

• include/drivers/msim.h (modified) (1 diff)
• src/console.c (modified) (1 diff)
• src/drivers/msim.c (modified) (1 diff)
• src/mips32.c (modified) (1 diff)

arch/mips32/include/drivers/msim.h

@@ -38 +38 @@
 
 void msim_console(void);
+void msim_kbd_release(void);
+void msim_kbd_grab(void);
 
 #endif

arch/mips32/src/console.c

@@ -43 +43 @@
         }
 }
+
+/** Acquire console back for kernel
+ *
+ */
+void arch_grab_console(void)
+{
+        msim_kbd_grab();
+}
+/** Return console to userspace
+ *
+ */
+void arch_release_console(void)
+{
+        msim_kbd_release();
+}

arch/mips32/src/drivers/msim.c

@@ -109 +109 @@
         stdout = &console;
 }
+
+static iroutine oldvector;
+void msim_kbd_grab(void)
+{
+        oldvector = int_register(MSIM_KBD_IRQ, "msim_kbd", msim_interrupt);
+}
+void msim_kbd_release(void)
+{
+        int_register(MSIM_KBD_IRQ, "user_interrupt", oldvector);
+}

arch/mips32/src/mips32.c

@@ -172 +172 @@
         return 0;
 }
+