diff mbox

[RFC,16/16] kvm: Arm in-kernel irqchip support

Message ID 5dde3a063e38f0fa14c2d822d1f08c4558c2c9ca.1322910904.git.jan.kiszka@web.de
State New
Headers show

Commit Message

Jan Kiszka Dec. 3, 2011, 11:17 a.m. UTC 
From: Jan Kiszka <jan.kiszka@siemens.com>

Make the basic in-kernel irqchip support selectable via
-machine ...,kernel_irqchip=on. Leave it off by default until it can
fully replace user space models.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
---
 qemu-config.c   |    4 ++++
 qemu-options.hx |    5 ++++-
 2 files changed, 8 insertions(+), 1 deletions(-)
diff mbox

Patch

diff --git a/qemu-config.c b/qemu-config.c
index 90b6b3e..fc25115 100644
--- a/qemu-config.c
+++ b/qemu-config.c
@@ -483,6 +483,10 @@  static QemuOptsList qemu_machine_opts = {
             .name = "accel",
             .type = QEMU_OPT_STRING,
             .help = "accelerator list",
+        }, {
+            .name = "kernel_irqchip",
+            .type = QEMU_OPT_BOOL,
+            .help = "use KVM in-kernel irqchip",
         },
         { /* End of list */ }
     },
diff --git a/qemu-options.hx b/qemu-options.hx
index 5d2a776..e10186b 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -31,7 +31,8 @@  DEF("machine", HAS_ARG, QEMU_OPTION_machine, \
     "-machine [type=]name[,prop[=value][,...]]\n"
     "                selects emulated machine (-machine ? for list)\n"
     "                property accel=accel1[:accel2[:...]] selects accelerator\n"
-    "                supported accelerators are kvm, xen, tcg (default: tcg)\n",
+    "                supported accelerators are kvm, xen, tcg (default: tcg)\n"
+    "                kernel_irqchip=on|off controls accelerated irqchip support\n",
     QEMU_ARCH_ALL)
 STEXI
 @item -machine [type=]@var{name}[,prop=@var{value}[,...]]
@@ -44,6 +45,8 @@  This is used to enable an accelerator. Depending on the target architecture,
 kvm, xen, or tcg can be available. By default, tcg is used. If there is more
 than one accelerator specified, the next one is used if the previous one fails
 to initialize.
+@item kernel_irqchip=on|off
+Enables in-kernel irqchip support for the chosen accelerator when available.
 @end table
 ETEXI