Re: [libvirt] [PATCH v2 2/3] Implement CPU model driver for PowerPC
Oh, I've just hit 'Send' without noticing ....
On 15.10.2012 11:07, Li Zhang wrote:
Currently, the CPU model driver is not implemented for PowerPC.
Host's CPU information is needed to exposed to guests' XML file some
time.
This patch is to implement the callback functions of CPU model driver.
Signed-off-by: Li Zhang <zhlcindy(a)linux.vnet.ibm.com>
---
po/POTFILES.in | 1 +
src/cpu/cpu_map.xml | 14 ++
src/cpu/cpu_powerpc.c | 587 +++++++++++++++++++++++++++++++++++++++++++++++--
3 files changed, 586 insertions(+), 16 deletions(-)
+
+static uint32_t ppc_mfpvr(void)
+{
+ uint32_t pvr;
+ asm ("mfpvr %0"
+ : "=r"(pvr));
... there is no such instruction on Intel processors. So I've made this
function and ...
+ return pvr;
+}
+
+static void
+PowerPCDataFree(union cpuData *data)
+{
+ if (data == NULL)
+ return;
+
+ VIR_FREE(data);
+}
+
static union cpuData *
PowerPCNodeData(void)
{
@@ -42,40 +552,85 @@ PowerPCNodeData(void)
return NULL;
}
+ data->ppc.pvr = ppc_mfpvr();
+
... this assignment conditional; just wrapped it with:
#if defined(__powerpc__) || defined(__powerpc64__)
Michal