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authorRichard Henderson <rth@twiddle.net>2011-04-28 16:29:27 +0200
committerMatt Turner <mattst88@gmail.com>2013-11-17 01:33:12 +0100
commit994dcf7055df88623d25f3593b931a018a76b502 (patch)
treec3708ed5b2558e82b88ef15e533797a400b361e5 /arch/alpha/Kconfig
parentalpha: Eliminate compiler warning from memset macro (diff)
downloadlinux-994dcf7055df88623d25f3593b931a018a76b502.tar.xz
linux-994dcf7055df88623d25f3593b931a018a76b502.zip
alpha: Notice if we're being run under QEMU
When building a generic kernel, do a run-time check on the serial number, like we do for MILO. When building a custom kernel, make this a configure-time check. Signed-off-by: Richard Henderson <rth@twiddle.net>
Diffstat (limited to 'arch/alpha/Kconfig')
-rw-r--r--arch/alpha/Kconfig14
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 135c674eaf9e..51cc8c353164 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -488,6 +488,20 @@ config VGA_HOSE
which always have multiple hoses, and whose consoles support it.
+config ALPHA_QEMU
+ bool "Run under QEMU emulation"
+ depends on !ALPHA_GENERIC
+ ---help---
+ Assume the presence of special features supported by QEMU PALcode
+ that reduce the overhead of system emulation.
+
+ Generic kernels will auto-detect QEMU. But when building a
+ system-specific kernel, the assumption is that we want to
+ elimiate as many runtime tests as possible.
+
+ If unsure, say N.
+
+
config ALPHA_SRM
bool "Use SRM as bootloader" if ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_NAUTILUS || ALPHA_NONAME
depends on TTY