[PATCH] powerpc/powernv: Print the M64 range information

Gavin Shan gwshan at linux.vnet.ibm.com
Thu Dec 11 09:40:30 AEDT 2014


On Wed, Dec 10, 2014 at 10:29:37PM +0800, Wei Yang wrote:
>The M64 range information is missed, which would be helpful in debug.
>
>This patch print the M64 range information in the same format as M32.
>
>Signed-off-by: Wei Yang <weiyang at linux.vnet.ibm.com>
>---
> arch/powerpc/platforms/powernv/pci-ioda.c |    3 +++
> 1 file changed, 3 insertions(+)
>
>diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c
>index 21c8b4d..34f1a27 100644
>--- a/arch/powerpc/platforms/powernv/pci-ioda.c
>+++ b/arch/powerpc/platforms/powernv/pci-ioda.c
>@@ -369,6 +369,9 @@ 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;
>
>+	printk(KERN_INFO " MEM64 0x%016llx..0x%016llx -> 0x%016llx\n",
>+			res->start, res->end, pci_addr);
>+

Please output segment size if you think it's helpful as well.

Thanks,
Gavin

> 	/* Use last M64 BAR to cover M64 window */
> 	phb->ioda.m64_bar_idx = 15;
> 	phb->init_m64 = pnv_ioda2_init_m64;
>-- 
>1.7.9.5
>



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