On 27 October 2017 at 06:33, Daniil Egranov <[email protected]> wrote:
> Saved controller specific data into the driver's information structure.
> Removed global variable indicating the driver's status and added
> check for the driver's status based on the available protocol.
>
> Contributed-under: TianoCore Contribution Agreement 1.1
> Signed-off-by: Daniil Egranov <[email protected]>
> ---
> EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.c | 21 ++++++++++++++-------
> 1 file changed, 14 insertions(+), 7 deletions(-)
>
> diff --git a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.c
> b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.c
> index c1760fdc1b..50253b9160 100644
> --- a/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.c
> +++ b/EmbeddedPkg/Drivers/SataSiI3132Dxe/SataSiI3132.c
> @@ -309,8 +309,6 @@ ON_EXIT:
> return Status;
> }
>
> -BOOLEAN mbStarted = FALSE;
> -
> /**
> Starting the Pci SATA Driver.
>
> @@ -342,9 +340,18 @@ SataSiI3132DriverBindingStart (
>
> SATA_TRACE ("SataSiI3132DriverBindingStart()");
>
> - //TODO: Find a nicer way to do it !
> - if (mbStarted) {
> - return EFI_SUCCESS; // Don't restart me !
> + Status = gBS->OpenProtocol (
> + Controller,
> + &gEfiAtaPassThruProtocolGuid,
> + NULL,
> + This->DriverBindingHandle,
> + Controller,
> + EFI_OPEN_PROTOCOL_TEST_PROTOCOL
> + );
> +
> + if (!EFI_ERROR (Status)) {
> + SATA_TRACE ("SataSiI3132DriverBindingStart: driver already started");
> + return Status;
Can you explain what this does? Does it check whether the protocol we
will install is already installed? Is this how other PCI drivers deal
with this?
> }
>
> //
> @@ -426,6 +433,8 @@ SataSiI3132DriverBindingStart (
> return Status;
> }
>
> + SataSiI3132Instance->OriginalPciAttributes = OriginalPciAttributes;
> +
Does this belong in the same patch?
> // Initialize SiI3132 Sata Controller
> Status = SataSiI3132Initialization (SataSiI3132Instance);
> if (EFI_ERROR (Status)) {
> @@ -458,8 +467,6 @@ SataSiI3132DriverBindingStart (
> goto UNINSTALL_USBHC;
> }*/
>
> - mbStarted = TRUE;
> -
> SATA_TRACE ("SataSiI3132DriverBindingStart() Success!");
> return EFI_SUCCESS;
>
> --
> 2.11.0
>
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