From bc9ca5958d084222cdb233619dfc5046c81fb76d Mon Sep 17 00:00:00 2001 From: Mark Cave-Ayland Date: Fri, 10 Jun 2016 19:26:37 +0100 Subject: macio: call dma_memory_unmap() at the end of each DMA transfer This ensures that the underlying memory is marked dirty once the transfer is complete and resolves cache coherency problems under MacOS 9. Signed-off-by: Mark Cave-Ayland Signed-off-by: David Gibson --- include/hw/ppc/mac_dbdma.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'include/hw') diff --git a/include/hw/ppc/mac_dbdma.h b/include/hw/ppc/mac_dbdma.h index 0cce4e8..d15a6cc 100644 --- a/include/hw/ppc/mac_dbdma.h +++ b/include/hw/ppc/mac_dbdma.h @@ -24,6 +24,7 @@ #include "exec/memory.h" #include "qemu/iov.h" +#include "sysemu/dma.h" typedef struct DBDMA_io DBDMA_io; @@ -44,6 +45,10 @@ struct DBDMA_io { uint8_t head_remainder[0x200]; uint8_t tail_remainder[0x200]; QEMUIOVector iov; + /* DMA request */ + void *dma_mem; + dma_addr_t dma_len; + DMADirection dir; }; /* -- cgit v1.1