summaryrefslogtreecommitdiffstats
path: root/include/hw/ppc/spapr.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/hw/ppc/spapr.h')
-rw-r--r--include/hw/ppc/spapr.h35
1 files changed, 22 insertions, 13 deletions
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 637652ad16..ee7504b976 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -100,23 +100,30 @@ typedef enum {
#define FDT_MAX_SIZE 0x200000
+/* Max number of GPUs per system */
+#define NVGPU_MAX_NUM 6
+
+/* Max number of NUMA nodes */
+#define NUMA_NODES_MAX_NUM (MAX_NODES + NVGPU_MAX_NUM)
+
/*
- * NUMA related macros. MAX_DISTANCE_REF_POINTS was taken
- * from Linux kernel arch/powerpc/mm/numa.h. It represents the
- * amount of associativity domains for non-CPU resources.
+ * NUMA FORM1 macros. FORM1_DIST_REF_POINTS was taken from
+ * MAX_DISTANCE_REF_POINTS in arch/powerpc/mm/numa.h from Linux
+ * kernel source. It represents the amount of associativity domains
+ * for non-CPU resources.
*
- * NUMA_ASSOC_SIZE is the base array size of an ibm,associativity
+ * FORM1_NUMA_ASSOC_SIZE is the base array size of an ibm,associativity
* array for any non-CPU resource.
- *
- * VCPU_ASSOC_SIZE represents the size of ibm,associativity array
- * for CPUs, which has an extra element (vcpu_id) in the end.
*/
-#define MAX_DISTANCE_REF_POINTS 4
-#define NUMA_ASSOC_SIZE (MAX_DISTANCE_REF_POINTS + 1)
-#define VCPU_ASSOC_SIZE (NUMA_ASSOC_SIZE + 1)
+#define FORM1_DIST_REF_POINTS 4
+#define FORM1_NUMA_ASSOC_SIZE (FORM1_DIST_REF_POINTS + 1)
-/* Max number of these GPUsper a physical box */
-#define NVGPU_MAX_NUM 6
+/*
+ * FORM2 NUMA affinity has a single associativity domain, giving
+ * us a assoc size of 2.
+ */
+#define FORM2_DIST_REF_POINTS 1
+#define FORM2_NUMA_ASSOC_SIZE (FORM2_DIST_REF_POINTS + 1)
typedef struct SpaprCapabilities SpaprCapabilities;
struct SpaprCapabilities {
@@ -145,6 +152,7 @@ struct SpaprMachineClass {
hwaddr rma_limit; /* clamp the RMA to this size */
bool pre_5_1_assoc_refpoints;
bool pre_5_2_numa_associativity;
+ bool pre_6_2_numa_affinity;
bool (*phb_placement)(SpaprMachineState *spapr, uint32_t index,
uint64_t *buid, hwaddr *pio,
@@ -249,7 +257,8 @@ struct SpaprMachineState {
unsigned gpu_numa_id;
SpaprTpmProxy *tpm_proxy;
- uint32_t numa_assoc_array[MAX_NODES + NVGPU_MAX_NUM][NUMA_ASSOC_SIZE];
+ uint32_t FORM1_assoc_array[NUMA_NODES_MAX_NUM][FORM1_NUMA_ASSOC_SIZE];
+ uint32_t FORM2_assoc_array[NUMA_NODES_MAX_NUM][FORM2_NUMA_ASSOC_SIZE];
Error *fwnmi_migration_blocker;
};