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-rw-r--r--hw/spapr.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/hw/spapr.h b/hw/spapr.h
index c75172e0c0..1c4d85f977 100644
--- a/hw/spapr.h
+++ b/hw/spapr.h
@@ -1,6 +1,7 @@
#if !defined(__HW_SPAPR_H__)
#define __HW_SPAPR_H__
+#include "dma.h"
#include "hw/xics.h"
struct VIOsPAPRBus;
@@ -320,4 +321,20 @@ target_ulong spapr_rtas_call(sPAPREnvironment *spapr,
int spapr_rtas_device_tree_setup(void *fdt, target_phys_addr_t rtas_addr,
target_phys_addr_t rtas_size);
+#define SPAPR_TCE_PAGE_SHIFT 12
+#define SPAPR_TCE_PAGE_SIZE (1ULL << SPAPR_TCE_PAGE_SHIFT)
+#define SPAPR_TCE_PAGE_MASK (SPAPR_TCE_PAGE_SIZE - 1)
+
+typedef struct sPAPRTCE {
+ uint64_t tce;
+} sPAPRTCE;
+
+#define SPAPR_VIO_BASE_LIOBN 0x00000000
+
+void spapr_iommu_init(void);
+DMAContext *spapr_tce_new_dma_context(uint32_t liobn, size_t window_size);
+void spapr_tce_free(DMAContext *dma);
+int spapr_dma_dt(void *fdt, int node_off, const char *propname,
+ DMAContext *dma);
+
#endif /* !defined (__HW_SPAPR_H__) */