From 67cdc827286366acb6c60c821013c1185ee00b36 Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Thu, 17 May 2012 18:51:12 -0700 Subject: [PATCH] PCI: add default busn_resource We need to put into the resources list for legacy system. Signed-off-by: Yinghai Lu Signed-off-by: Bjorn Helgaas --- drivers/pci/probe.c | 7 +++++++ include/linux/pci.h | 2 ++ 2 files changed, 9 insertions(+) diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index 6258f6f..68e75cb 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -16,6 +16,13 @@ #define CARDBUS_LATENCY_TIMER 176 /* secondary latency timer */ #define CARDBUS_RESERVE_BUSNR 3 +struct resource busn_resource = { + .name = "PCI busn", + .start = 0, + .end = 255, + .flags = IORESOURCE_BUS, +}; + /* Ugh. Need to stop exporting this to modules. */ LIST_HEAD(pci_root_buses); EXPORT_SYMBOL(pci_root_buses); diff --git a/include/linux/pci.h b/include/linux/pci.h index c4df570..8c8b44d 100644 --- a/include/linux/pci.h +++ b/include/linux/pci.h @@ -368,6 +368,8 @@ static inline int pci_channel_offline(struct pci_dev *pdev) return (pdev->error_state != pci_channel_io_normal); } +extern struct resource busn_resource; + struct pci_host_bridge_window { struct list_head list; struct resource *res; /* host bridge aperture (CPU address) */ -- 2.7.4