haraldwolff/qemu-patch-raspberry4
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spapr: Consider max_cpus during xics initialization

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Use max_cpus instead of smp_cpus when intializating xics system. Also
report max_cpus in ibm,interrupt-server-ranges device tree property of
interrupt controller node.

Signed-off-by: Bharata B Rao <bharata@linux.vnet.ibm.com>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Bharata B Rao 2015-07-02 16:23:14 +10:00 committed by Alexander Graf
parent 708414f03c
commit 9e734e3dee
1 changed files with 2 additions and 2 deletions
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4
hw/ppc/spapr.c
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@ -308,7 +308,7 @@ static void *spapr_create_fdt_skel(hwaddr initrd_base,
GString *hypertas = g_string_sized_new(256);
GString *qemu_hypertas = g_string_sized_new(256);
uint32_t refpoints[] = {cpu_to_be32(0x4), cpu_to_be32(0x4)};
uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(smp_cpus)};
uint32_t interrupt_server_ranges_prop[] = {0, cpu_to_be32(max_cpus)};
int smt = kvmppc_smt_threads();
unsigned char vec5[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x80};
QemuOpts *opts = qemu_opts_find(qemu_find_opts("smp-opts"), NULL);
@ -1454,7 +1454,7 @@ static void ppc_spapr_init(MachineState *machine)
/* Set up Interrupt Controller before we create the VCPUs */
spapr->icp = xics_system_init(machine,
DIV_ROUND_UP(smp_cpus * kvmppc_smt_threads(),
DIV_ROUND_UP(max_cpus * kvmppc_smt_threads(),
smp_threads),
XICS_IRQS);