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Re: [Qemu-devel] [PATCH 8/8] Make dma_addr_t 64 bit always
From: |
David Gibson |
Subject: |
Re: [Qemu-devel] [PATCH 8/8] Make dma_addr_t 64 bit always |
Date: |
Fri, 24 Feb 2012 15:57:36 +1100 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Fri, Feb 24, 2012 at 02:27:43PM +1100, David Gibson wrote:
Oops, ignore this one folks. As is probably obvious, this was a
testing patch not meant to go into the main series.
> ---
> dma.h | 9 ++++++---
> 1 files changed, 6 insertions(+), 3 deletions(-)
>
> diff --git a/dma.h b/dma.h
> index b8cfd1d..ee540f4 100644
> --- a/dma.h
> +++ b/dma.h
> @@ -18,10 +18,13 @@
> typedef struct ScatterGatherEntry ScatterGatherEntry;
>
> #if defined(TARGET_PHYS_ADDR_BITS)
> -typedef target_phys_addr_t dma_addr_t;
> +/* Bus addresses can be different size from CPU physical addresses,
> + * and indeed they can be different on different busses. So make
> + * these always 64-bit which should handle every usual case */
> +typedef uint64_t dma_addr_t;
>
> -#define DMA_ADDR_BITS TARGET_PHYS_ADDR_BITS
> -#define DMA_ADDR_FMT TARGET_FMT_plx
> +#define DMA_ADDR_BITS 64
> +#define DMA_ADDR_FMT "%" PRIx64
>
> typedef enum {
> DMA_DIRECTION_TO_DEVICE = 0,
--
David Gibson | I'll have my music baroque, and my code
david AT gibson.dropbear.id.au | minimalist, thank you. NOT _the_ _other_
| _way_ _around_!
http://www.ozlabs.org/~dgibson
[Qemu-devel] [PATCH 8/8] Make dma_addr_t 64 bit always, David Gibson, 2012/02/23
- Re: [Qemu-devel] [PATCH 8/8] Make dma_addr_t 64 bit always,
David Gibson <=
[Qemu-devel] [PATCH 5/8] usb-ohci: Use universal DMA helper functions, David Gibson, 2012/02/23
[Qemu-devel] [PATCH 6/8] Make sglists and dma_bdrv helpers use new universal DMA herlpers, David Gibson, 2012/02/23
[Qemu-devel] [PATCH 3/8] usb-xhci: Use PCI DMA helper functions, David Gibson, 2012/02/23