haraldwolff/qemu-patch-raspberry4
1
0
Fork 0
Code Issues Pull requests Packages Projects Releases Wiki Activity

ppc/xics/spapr: Fix H_IPOLL implementation

Browse source 
H_IPOLL takes the CPU# of the processor to poll as an argument,
it doesn't operate on self.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20190314063855.27890-1-clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Benjamin Herrenschmidt 2019-03-14 07:38:55 +01:00 committed by David Gibson
parent f3e971ac9b
commit ebc184be64
1 changed files with 8 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

9
hw/intc/xics_spapr.c
View file

@ -95,8 +95,15 @@ static target_ulong h_eoi(PowerPCCPU *cpu, SpaprMachineState *spapr,
static target_ulong h_ipoll(PowerPCCPU *cpu, SpaprMachineState *spapr,
target_ulong opcode, target_ulong *args)
{
ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), args[0]);
uint32_t mfrr;
uint32_t xirr = icp_ipoll(spapr_cpu_state(cpu)->icp, &mfrr);
uint32_t xirr;
if (!icp) {
return H_PARAMETER;
}
xirr = icp_ipoll(icp, &mfrr);
args[0] = xirr;
args[1] = mfrr;