Commit 48fd6b71 authored by Rusty Russell's avatar Rusty Russell

lguest: suppress PS/2 keyboard polling.

While hacking on getting I/O out to the lguest launcher, I noticed
that returning 0xFF for the PS/2 keyboard status made it spin for a
while thinking there was a key pending.  Fix this by returning 1
instead of 0xFF.
Signed-off-by: default avatarRusty Russell <rusty@rustcorp.com.au>
parent c565650b
...@@ -1259,6 +1259,10 @@ static void emulate_insn(const u8 insn[]) ...@@ -1259,6 +1259,10 @@ static void emulate_insn(const u8 insn[])
else else
mask = 0xFFFFFFFF; mask = 0xFFFFFFFF;
/* This is the PS/2 keyboard status; 1 means ready for output */
if (port == 0x64)
val = 1;
/* /*
* If it was an "IN" instruction, they expect the result to be read * If it was an "IN" instruction, they expect the result to be read
* into %eax, so we change %eax. * into %eax, so we change %eax.
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment