From f365152a55e6619d5f87d851790e329f7b441b61 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Wed, 25 Sep 2019 08:56:15 -0600 Subject: [PATCH] pci: Add more debug detail when resources are exhausted If PCI auto-config runs out of memory, show a few more details to help diagnose the problem. Signed-off-by: Simon Glass Reviewed-by: Bin Meng [bmeng: change %x to %llx to avoid build warnings on some platforms] Signed-off-by: Bin Meng --- drivers/pci/pci_auto_common.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/pci/pci_auto_common.c b/drivers/pci/pci_auto_common.c index 84908e6154..8690316610 100644 --- a/drivers/pci/pci_auto_common.c +++ b/drivers/pci/pci_auto_common.c @@ -45,7 +45,9 @@ int pciauto_region_allocate(struct pci_region *res, pci_size_t size, addr = ((res->bus_lower - 1) | (size - 1)) + 1; if (addr - res->bus_start + size > res->size) { - debug("No room in resource"); + debug("No room in resource, avail start=%llx / size=%llx, " + "need=%llx\n", (unsigned long long)res->bus_lower, + (unsigned long long)res->size, (unsigned long long)size); goto error; } -- 2.39.5