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authorAlexey Kardashevskiy <aik@ozlabs.ru>2015-05-07 15:33:31 +1000
committerAlexander Graf <agraf@suse.de>2015-06-03 23:56:50 +0200
commit4290ca49eed5e239695ce85c925a770e4a7317a6 (patch)
tree4eb4dd61e3cec3dcb952e23941fcce8e443e3b2e
parentc8545818b331e9a32e5dd47f0aefbcf2b93e41da (diff)
spapr_vio: Introduce a liobn number generating macros
This introduces a macro which makes up a LIOBN from fixed prefix and VIO device address (@reg property). This is to keep LIOBN macros rendering consistent - the same macro for PCI has been added by the previous patch. Signed-off-by: Alexey Kardashevskiy <aik@ozlabs.ru> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: David Gibson <david@gibson.dropbear.id.au> Signed-off-by: Alexander Graf <agraf@suse.de>
-rw-r--r--hw/ppc/spapr_vio.c2
-rw-r--r--include/hw/ppc/spapr.h1
2 files changed, 2 insertions, 1 deletions
diff --git a/hw/ppc/spapr_vio.c b/hw/ppc/spapr_vio.c
index 1360b97ab0..174033dd41 100644
--- a/hw/ppc/spapr_vio.c
+++ b/hw/ppc/spapr_vio.c
@@ -469,7 +469,7 @@ static void spapr_vio_busdev_realize(DeviceState *qdev, Error **errp)
}
if (pc->rtce_window_size) {
- uint32_t liobn = SPAPR_VIO_BASE_LIOBN | dev->reg;
+ uint32_t liobn = SPAPR_VIO_LIOBN(dev->reg);
memory_region_init(&dev->mrroot, OBJECT(dev), "iommu-spapr-root",
ram_size);
diff --git a/include/hw/ppc/spapr.h b/include/hw/ppc/spapr.h
index 9a9bb90323..92ee72b24c 100644
--- a/include/hw/ppc/spapr.h
+++ b/include/hw/ppc/spapr.h
@@ -482,6 +482,7 @@ int spapr_rtas_device_tree_setup(void *fdt, hwaddr rtas_addr,
#define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1)
#define SPAPR_VIO_BASE_LIOBN 0x00000000
+#define SPAPR_VIO_LIOBN(reg) (0x00000000 | (reg))
#define SPAPR_PCI_LIOBN(phb_index, window_num) \
(0x80000000 | ((phb_index) << 8) | (window_num))
#define SPAPR_PCI_DMA_WINDOW_NUM(liobn) ((liobn) & 0xff)