diff options
Diffstat (limited to 'hw/npu2.c')
-rw-r--r-- | hw/npu2.c | 7 |
1 files changed, 7 insertions, 0 deletions
@@ -1183,6 +1183,7 @@ static void assign_mmio_bars(uint64_t gcid, uint32_t scom, uint64_t reg[2], uint */ static void npu2_probe_phb(struct dt_node *dn) { + struct proc_chip *proc_chip; struct dt_node *np; uint32_t gcid, scom, index, phb_index, links; uint64_t reg[2], mm_win[2]; @@ -1191,6 +1192,12 @@ static void npu2_probe_phb(struct dt_node *dn) /* Retrieve chip id */ path = dt_get_path(dn); gcid = dt_get_chip_id(dn); + assert(proc_chip = get_chip(gcid)); + if ((proc_chip->ec_level & 0xf0) != 0x10) { + prerror("NPU2: unsupported ec level on Chip 0x%x!\n", gcid); + return; + } + index = dt_prop_get_u32(dn, "ibm,npu-index"); phb_index = dt_prop_get_u32(dn, "ibm,phb-index"); links = dt_prop_get_u32(dn, "ibm,npu-links"); |