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[Qemu-ppc] [PATCH for-next] spapr: Avoid "address@hidden" CPU node name
From: |
Andreas Färber |
Subject: |
[Qemu-ppc] [PATCH for-next] spapr: Avoid "address@hidden" CPU node name in SLOF device tree for -cpu host |
Date: |
Thu, 1 Aug 2013 03:02:21 +0200 |
By default on KVM or when user asks for it via -cpu host, cpu_model will
be "host" and sPAPR merely upper-cases it for the SLOF device tree.
Change it so that we get the underlying CPU type, e.g., "address@hidden".
Reported-by: Prerna Saxena <address@hidden>
Signed-off-by: Andreas Färber <address@hidden>
---
This avoids a PVR based lookup in common code.
Tested with local patches for POWER5+_v2.1 support and modified SLOF.
hw/ppc/spapr.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 16bfab9..95579b9 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1072,7 +1072,7 @@ static void ppc_spapr_init(QEMUMachineInitArgs *args)
const char *kernel_cmdline = args->kernel_cmdline;
const char *initrd_filename = args->initrd_filename;
const char *boot_device = args->boot_device;
- PowerPCCPU *cpu;
+ PowerPCCPU *cpu = NULL;
CPUPPCState *env;
PCIHostState *phb;
int i;
@@ -1307,6 +1307,15 @@ static void ppc_spapr_init(QEMUMachineInitArgs *args)
register_savevm_live(NULL, "spapr/htab", -1, 1,
&savevm_htab_handlers, spapr);
+ if (kvm_enabled() && strcmp(cpu_model, "host") == 0) {
+ ObjectClass *cpu_class = object_get_class(OBJECT(cpu));
+ ObjectClass *parent_cpu_class = object_class_get_parent(cpu_class);
+ const char *parent_name = object_class_get_name(parent_cpu_class);
+
+ cpu_model = g_strndup(parent_name,
+ strlen(parent_name) - strlen("-" TYPE_POWERPC_CPU));
+ }
+
/* Prepare the device tree */
spapr->fdt_skel = spapr_create_fdt_skel(cpu_model,
initrd_base, initrd_size,
--
1.8.1.4
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