From: Paul Mackerras Date: Wed, 21 Sep 2005 04:14:22 +0000 (+1000) Subject: [PATCH] ppc64: Fix PCI flags when using OF device tree X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=d79e743e9fcf03f521300a970eb1ab69641910ba;p=openwrt%2Fstaging%2Fblogic.git [PATCH] ppc64: Fix PCI flags when using OF device tree My code to set up the PCI tree from the Open Firmware device tree was setting IORESOURCE_* flags on the resources for the devices, but not the PCI_BASE_ADDRESS_* flags. This meant that some drivers misbehaved, and /proc/pci showed the wrong types for the resources. This fixes it. Signed-off-by: Paul Mackerras Signed-off-by: Linus Torvalds --- diff --git a/arch/ppc64/kernel/pci.c b/arch/ppc64/kernel/pci.c index 861138ad092c..ff4be1da69d5 100644 --- a/arch/ppc64/kernel/pci.c +++ b/arch/ppc64/kernel/pci.c @@ -246,11 +246,14 @@ static unsigned int pci_parse_of_flags(u32 addr0) unsigned int flags = 0; if (addr0 & 0x02000000) { - flags |= IORESOURCE_MEM; + flags = IORESOURCE_MEM | PCI_BASE_ADDRESS_SPACE_MEMORY; + flags |= (addr0 >> 22) & PCI_BASE_ADDRESS_MEM_TYPE_64; + flags |= (addr0 >> 28) & PCI_BASE_ADDRESS_MEM_TYPE_1M; if (addr0 & 0x40000000) - flags |= IORESOURCE_PREFETCH; + flags |= IORESOURCE_PREFETCH + | PCI_BASE_ADDRESS_MEM_PREFETCH; } else if (addr0 & 0x01000000) - flags |= IORESOURCE_IO; + flags = IORESOURCE_IO | PCI_BASE_ADDRESS_SPACE_IO; return flags; }