powerpc/powernv: Print the M64 range information in bootup log
authorWei Yang <weiyang@linux.vnet.ibm.com>
Fri, 12 Dec 2014 04:39:37 +0000 (12:39 +0800)
committerMichael Ellerman <mpe@ellerman.id.au>
Fri, 23 Jan 2015 00:17:30 +0000 (11:17 +1100)
The M64 range information is missed in dmesg, which would be helpful in debug.

This patch prints the M64 range information in the same format as M32.

Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com>
Reviewed-by: Gavin Shan <gwshan@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/powernv/pci-ioda.c

index 5d52d6f274f81d4d8ac6499243769a08234af80c..4f1e43c05e84ab4ebf107a6038b32ac3f65bd116 100644 (file)
@@ -357,6 +357,9 @@ static void __init pnv_ioda_parse_m64_window(struct pnv_phb *phb)
        phb->ioda.m64_segsize = phb->ioda.m64_size / phb->ioda.total_pe;
        phb->ioda.m64_base = pci_addr;
 
+       pr_info(" MEM64 0x%016llx..0x%016llx -> 0x%016llx\n",
+                       res->start, res->end, pci_addr);
+
        /* Use last M64 BAR to cover M64 window */
        phb->ioda.m64_bar_idx = 15;
        phb->init_m64 = pnv_ioda2_init_m64;