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[Qemu-devel] [PATCH 36/40] xen: only create dummy env when necessary
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 36/40] xen: only create dummy env when necessary |
Date: |
Tue, 2 Nov 2010 17:26:14 +0100 |
For native Xen machines, we need to create a dummy env so qemu always has
something to work on.
When using xenner however, we don't want that dummy env but create real envs
instead.
Signed-off-by: Alexander Graf <address@hidden>
---
hw/xen_machine_pv.c | 22 ++++++++++++++--------
1 files changed, 14 insertions(+), 8 deletions(-)
diff --git a/hw/xen_machine_pv.c b/hw/xen_machine_pv.c
index b94d6e9..6f2666d 100644
--- a/hw/xen_machine_pv.c
+++ b/hw/xen_machine_pv.c
@@ -30,16 +30,9 @@
#include "xen_domainbuild.h"
#include "blockdev.h"
-static void xen_init_pv(ram_addr_t ram_size,
- const char *boot_device,
- const char *kernel_filename,
- const char *kernel_cmdline,
- const char *initrd_filename,
- const char *cpu_model)
+static void create_dummy_env(const char *cpu_model)
{
CPUState *env;
- DriveInfo *dinfo;
- int i;
/* Initialize a dummy CPU */
if (cpu_model == NULL) {
@@ -51,6 +44,17 @@ static void xen_init_pv(ram_addr_t ram_size,
}
env = cpu_init(cpu_model);
env->halted = 1;
+}
+
+static void xen_init_pv(ram_addr_t ram_size,
+ const char *boot_device,
+ const char *kernel_filename,
+ const char *kernel_cmdline,
+ const char *initrd_filename,
+ const char *cpu_model)
+{
+ DriveInfo *dinfo;
+ int i;
/* Initialize backend core & drivers */
if (xen_be_init() != 0) {
@@ -60,9 +64,11 @@ static void xen_init_pv(ram_addr_t ram_size,
switch (xen_mode) {
case XEN_ATTACH:
+ create_dummy_env(cpu_model);
/* nothing to do, xend handles everything */
break;
case XEN_CREATE:
+ create_dummy_env(cpu_model);
if (xen_domain_build_pv(kernel_filename, initrd_filename,
kernel_cmdline) < 0) {
fprintf(stderr, "xen pv domain creation failed\n");
--
1.6.0.2
- [Qemu-devel] [PATCH 20/40] xenner: kernel: mmu support for 32-bit PAE, (continued)
- [Qemu-devel] [PATCH 20/40] xenner: kernel: mmu support for 32-bit PAE, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 22/40] xenner: kernel: mmu support for 64-bit, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 15/40] xenner: kernel: lapic code, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 27/40] xenner: add xc_dom.h, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 34/40] xenner: PV machine, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 32/40] xenner: emudev, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 18/40] xenner: kernel: Main, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 21/40] xenner: kernel: mmu support for 32-bit normal, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 23/40] xenner: kernel: generic MM functionality, Alexander Graf, 2010/11/01
- Re: [Qemu-devel] [PATCH 00/40] RFC: Xenner, Alexander Graf, 2010/11/01
- [Qemu-devel] [PATCH 36/40] xen: only create dummy env when necessary,
Alexander Graf <=
- [Qemu-devel] [PATCH 38/40] xenner: integrate into build system, Alexander Graf, 2010/11/02
- [Qemu-devel] [PATCH 39/40] xenner: integrate into xen pv machine, Alexander Graf, 2010/11/02
- [Qemu-devel] [PATCH 40/40] xen: add sysrq support, Alexander Graf, 2010/11/02