On Thu, Dec 01, 2016 at 06:56:32PM +0100, Laszlo Ersek wrote:
> where "QemuFwCfgDma.h" was added in the previous patch.
>
> Cc: Ard Biesheuvel <ard.biesheu...@linaro.org>
> Contributed-under: TianoCore Contribution Agreement 1.0
> Signed-off-by: Laszlo Ersek <ler...@redhat.com>
This is nice cleanup.
One bit of bikeshedding below, address or ignore - regardless:
Reviewed-by: Leif Lindholm <leif.lindh...@linaro.org>
> ---
> ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c | 24 +++-----------------
> 1 file changed, 3 insertions(+), 21 deletions(-)
>
> diff --git a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
> b/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
> index 2fd8d9050566..62a85dff328e 100644
> --- a/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
> +++ b/ArmVirtPkg/Library/QemuFwCfgLib/QemuFwCfgLib.c
> @@ -25,6 +25,8 @@
>
> #include <Protocol/FdtClient.h>
>
> +#include <IndustryStandard/QemuFwCfgDma.h>
> +
So, I forget if we have official guidelines on this, but instinctively
I would put IndustryStandard before Library (alphabetically).
Regards,
Leif
> STATIC UINTN mFwCfgSelectorAddress;
> STATIC UINTN mFwCfgDataAddress;
> STATIC UINTN mFwCfgDmaAddress;
> @@ -53,26 +55,6 @@ STATIC READ_BYTES_FUNCTION DmaReadBytes;
> //
> STATIC READ_BYTES_FUNCTION *InternalQemuFwCfgReadBytes = MmioReadBytes;
>
> -//
> -// Communication structure for DmaReadBytes(). All fields are encoded in big
> -// endian.
> -//
> -#pragma pack (1)
> -typedef struct {
> - UINT32 Control;
> - UINT32 Length;
> - UINT64 Address;
> -} FW_CFG_DMA_ACCESS;
> -#pragma pack ()
> -
> -//
> -// Macros for the FW_CFG_DMA_ACCESS.Control bitmap (in native encoding).
> -//
> -#define FW_CFG_DMA_CTL_ERROR BIT0
> -#define FW_CFG_DMA_CTL_READ BIT1
> -#define FW_CFG_DMA_CTL_SKIP BIT2
> -#define FW_CFG_DMA_CTL_SELECT BIT3
> -
>
> /**
> Returns a boolean indicating if the firmware configuration interface
> @@ -183,7 +165,7 @@ QemuFwCfgInitialize (
>
> QemuFwCfgSelectItem (QemuFwCfgItemInterfaceVersion);
> Features = QemuFwCfgRead32 ();
> - if ((Features & BIT1) != 0) {
> + if ((Features & FW_CFG_F_DMA) != 0) {
> mFwCfgDmaAddress = FwCfgDmaAddress;
> InternalQemuFwCfgReadBytes = DmaReadBytes;
> }
> --
> 2.9.2
>
>
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