diff options
Diffstat (limited to 'Platforms/Marvell/PciEmulation/PciEmulation.c')
| -rw-r--r-- | Platforms/Marvell/PciEmulation/PciEmulation.c | 230 |
1 files changed, 230 insertions, 0 deletions
diff --git a/Platforms/Marvell/PciEmulation/PciEmulation.c b/Platforms/Marvell/PciEmulation/PciEmulation.c new file mode 100644 index 0000000..491b886 --- /dev/null +++ b/Platforms/Marvell/PciEmulation/PciEmulation.c @@ -0,0 +1,230 @@ +/********************************************************************************
+Copyright (C) 2016 Marvell International Ltd.
+
+Marvell BSD License Option
+
+If you received this File from Marvell, you may opt to use, redistribute and/or
+modify this File under the following licensing terms.
+Redistribution and use in source and binary forms, with or without modification,
+are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ * Neither the name of Marvell nor the names of its contributors may be
+ used to endorse or promote products derived from this software without
+ specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*******************************************************************************/
+
+#include <PiDxe.h>
+
+#include <Library/DebugLib.h>
+#include <Library/NonDiscoverableDeviceRegistrationLib.h>
+#include <Library/UefiBootServicesTableLib.h>
+
+#include <Protocol/EmbeddedExternalDevice.h>
+
+//
+// Platform description
+//
+typedef struct {
+ // XHCI
+ UINT8 XhciDevCount;
+ UINTN XhciBaseAddresses[4];
+ UINTN XhciMemSize[4];
+ NON_DISCOVERABLE_DEVICE_DMA_TYPE XhciDmaType[4];
+ // AHCI
+ UINT8 AhciDevCount;
+ UINTN AhciBaseAddresses[4];
+ UINTN AhciMemSize[4];
+ NON_DISCOVERABLE_DEVICE_DMA_TYPE AhciDmaType[4];
+ // SDHCI
+ UINT8 SdhciDevCount;
+ UINTN SdhciBaseAddresses[4];
+ UINTN SdhciMemSize[4];
+ NON_DISCOVERABLE_DEVICE_DMA_TYPE SdhciDmaType[4];
+} PCIE_PLATFORM_DESC;
+
+STATIC PCIE_PLATFORM_DESC mA70x0PlatDescTemplate = {
+ 2, // XHCI
+ { 0xF2500000, 0xF2510000 },
+ { SIZE_16KB, SIZE_16KB },
+ { NonDiscoverableDeviceDmaTypeCoherent, NonDiscoverableDeviceDmaTypeCoherent },
+ 1, // AHCI
+ { 0xF2540000 },
+ { SIZE_8KB },
+ { NonDiscoverableDeviceDmaTypeCoherent },
+ 2, // SDHCI
+ { 0xF06E0000, 0xF2780000 },
+ { SIZE_1KB, SIZE_1KB },
+ { NonDiscoverableDeviceDmaTypeCoherent, NonDiscoverableDeviceDmaTypeCoherent }
+};
+
+//
+// Tables with used devices
+//
+STATIC UINT8 * CONST XhciDeviceTable = FixedPcdGetPtr (PcdPciEXhci);
+STATIC UINT8 * CONST AhciDeviceTable = FixedPcdGetPtr (PcdPciEAhci);
+STATIC UINT8 * CONST SdhciDeviceTable = FixedPcdGetPtr (PcdPciESdhci);
+
+#define DEV_ENABLED(type, index) (type ## DeviceTable[index])
+
+//
+// NonDiscoverable devices registration
+//
+STATIC
+EFI_STATUS
+PciEmulationInitXhci (
+ )
+{
+ PCIE_PLATFORM_DESC *Desc = &mA70x0PlatDescTemplate;
+ EFI_STATUS Status;
+ UINT8 i;
+
+ if (PcdGetSize (PcdPciEXhci) < Desc->XhciDevCount) {
+ DEBUG((DEBUG_ERROR, "PciEmulation: Wrong PcdPciEXhci format\n"));
+ return EFI_INVALID_PARAMETER;
+ }
+
+ for (i = 0; i < Desc->XhciDevCount; i++) {
+ if (!DEV_ENABLED(Xhci, i)) {
+ continue;
+ }
+
+ Status = RegisterNonDiscoverableMmioDevice (
+ NonDiscoverableDeviceTypeXhci,
+ Desc->XhciDmaType[i],
+ NULL,
+ NULL,
+ 1,
+ Desc->XhciBaseAddresses[i], Desc->XhciMemSize[i]
+ );
+
+ if (EFI_ERROR(Status)) {
+ DEBUG((DEBUG_ERROR, "PciEmulation: Cannot install Xhci device %d\n", i));
+ return Status;
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+STATIC
+EFI_STATUS
+PciEmulationInitAhci (
+ )
+{
+ PCIE_PLATFORM_DESC *Desc = &mA70x0PlatDescTemplate;
+ EFI_STATUS Status;
+ UINT8 i;
+
+ if (PcdGetSize (PcdPciEAhci) < Desc->AhciDevCount) {
+ DEBUG((DEBUG_ERROR, "PciEmulation: Wrong PcdPciEAhci format\n"));
+ return EFI_INVALID_PARAMETER;
+ }
+
+ for (i = 0; i < Desc->AhciDevCount; i++) {
+ if (!DEV_ENABLED(Ahci, i)) {
+ continue;
+ }
+
+ Status = RegisterNonDiscoverableMmioDevice (
+ NonDiscoverableDeviceTypeAhci,
+ Desc->AhciDmaType[i],
+ NULL,
+ NULL,
+ 1,
+ Desc->AhciBaseAddresses[i], Desc->AhciMemSize[i]
+ );
+
+ if (EFI_ERROR(Status)) {
+ DEBUG((DEBUG_ERROR, "PciEmulation: Cannot install Ahci device %d\n", i));
+ return Status;
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+STATIC
+EFI_STATUS
+PciEmulationInitSdhci (
+ )
+{
+ PCIE_PLATFORM_DESC *Desc = &mA70x0PlatDescTemplate;
+ EFI_STATUS Status;
+ UINT8 i;
+
+ if (PcdGetSize (PcdPciESdhci) < Desc->SdhciDevCount) {
+ DEBUG((DEBUG_ERROR, "PciEmulation: Wrong PcdPciESdhci format\n"));
+ return EFI_INVALID_PARAMETER;
+ }
+
+ for (i = 0; i < Desc->SdhciDevCount; i++) {
+ if (!DEV_ENABLED(Sdhci, i)) {
+ continue;
+ }
+
+ Status = RegisterNonDiscoverableMmioDevice (
+ NonDiscoverableDeviceTypeSdhci,
+ Desc->SdhciDmaType[i],
+ NULL,
+ NULL,
+ 1,
+ Desc->SdhciBaseAddresses[i], Desc->SdhciMemSize[i]
+ );
+
+ if (EFI_ERROR(Status)) {
+ DEBUG((DEBUG_ERROR, "PciEmulation: Cannot install Sdhci device %d\n", i));
+ return Status;
+ }
+ }
+
+ return EFI_SUCCESS;
+}
+
+//
+// Entry point
+//
+EFI_STATUS
+EFIAPI
+PciEmulationEntryPoint (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ Status = PciEmulationInitXhci();
+ if (EFI_ERROR(Status)) {
+ return Status;
+ }
+
+ Status = PciEmulationInitAhci();
+ if (EFI_ERROR(Status)) {
+ return Status;
+ }
+
+ Status = PciEmulationInitSdhci();
+ if (EFI_ERROR(Status)) {
+ return Status;
+ }
+
+ return EFI_SUCCESS;
+}
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