From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:39908) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bK71L-0001hT-30 for qemu-devel@nongnu.org; Mon, 04 Jul 2016 12:46:55 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bK71K-0002C6-1w for qemu-devel@nongnu.org; Mon, 04 Jul 2016 12:46:55 -0400 Received: from mx1.redhat.com ([209.132.183.28]:38725) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bK71J-0002Bg-S9 for qemu-devel@nongnu.org; Mon, 04 Jul 2016 12:46:53 -0400 Date: Mon, 4 Jul 2016 19:46:49 +0300 From: "Michael S. Tsirkin" Message-ID: <20160704194649-mutt-send-email-mst@redhat.com> References: <1467650742-17580-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1467650742-17580-1-git-send-email-mst@redhat.com> Subject: [Qemu-devel] [PULL 12/36] pci_register_bar: cleanup List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Peter Maydell , Cao jin , Paolo Bonzini , Marcel Apfelbaum From: Cao jin place relevant code tegother, make the code easier to read Signed-off-by: Cao jin Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin Reviewed-by: Paolo Bonzini --- hw/pci/pci.c | 16 ++++++++-------- 1 file changed, 8 insertions(+), 8 deletions(-) diff --git a/hw/pci/pci.c b/hw/pci/pci.c index ee385eb..8c2f6ed 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -1074,7 +1074,7 @@ void pci_register_bar(PCIDevice *pci_dev, int region_num, uint8_t type, MemoryRegion *memory) { PCIIORegion *r; - uint32_t addr; + uint32_t addr; /* offset in pci config space */ uint64_t wmask; pcibus_t size = memory_region_size(memory); @@ -1090,15 +1090,20 @@ void pci_register_bar(PCIDevice *pci_dev, int region_num, r->addr = PCI_BAR_UNMAPPED; r->size = size; r->type = type; - r->memory = NULL; + r->memory = memory; + r->address_space = type & PCI_BASE_ADDRESS_SPACE_IO + ? pci_dev->bus->address_space_io + : pci_dev->bus->address_space_mem; wmask = ~(size - 1); - addr = pci_bar(pci_dev, region_num); if (region_num == PCI_ROM_SLOT) { /* ROM enable bit is writable */ wmask |= PCI_ROM_ADDRESS_ENABLE; } + + addr = pci_bar(pci_dev, region_num); pci_set_long(pci_dev->config + addr, type); + if (!(r->type & PCI_BASE_ADDRESS_SPACE_IO) && r->type & PCI_BASE_ADDRESS_MEM_TYPE_64) { pci_set_quad(pci_dev->wmask + addr, wmask); @@ -1107,11 +1112,6 @@ void pci_register_bar(PCIDevice *pci_dev, int region_num, pci_set_long(pci_dev->wmask + addr, wmask & 0xffffffff); pci_set_long(pci_dev->cmask + addr, 0xffffffff); } - pci_dev->io_regions[region_num].memory = memory; - pci_dev->io_regions[region_num].address_space - = type & PCI_BASE_ADDRESS_SPACE_IO - ? pci_dev->bus->address_space_io - : pci_dev->bus->address_space_mem; } static void pci_update_vga(PCIDevice *pci_dev) -- MST