sravan/system76-edk2
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Add a DMA lib for the OMAP. It is a combination of PCI IO (generic ARM) DMA functions and OMAP specific DMA config routines. Update PCI emulation driver to use the new library. Started converting MMCHS (SD Card) driver over to using DMA, still a work in progress. Need to verify the 22 parameters required to setup a DMA transfer.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10469 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
andrewfish
2010-05-08 19:32:03 +00:00
parent 6191913fb4
commit 7f814ffd44
14 changed files with 840 additions and 178 deletions
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22
Omap35xxPkg/PciEmulation/PciEmulation.h
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@@ -28,10 +28,9 @@
#include <Library/PciLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UncachedMemoryAllocationLib.h>
#include <Library/OmapDmaLib.h>
#include <Protocol/EmbeddedExternalDevice.h>
#include <Protocol/Cpu.h>
#include <Protocol/DevicePath.h>
#include <Protocol/PciIo.h>
#include <Protocol/PciRootBridgeIo.h>
@@ -40,7 +39,9 @@
#include <IndustryStandard/Pci22.h>
#include <IndustryStandard/Acpi.h>
extern EFI_CPU_ARCH_PROTOCOL *gCpu;
#include <Omap3530/Omap3530.h>
#define EFI_RESOURCE_NONEXISTENT 0xFFFFFFFFFFFFFFFFULL
#define EFI_RESOURCE_LESS 0xFFFFFFFFFFFFFFFEULL
@@ -99,21 +100,6 @@ typedef union {
} PTR;
typedef struct {
EFI_PHYSICAL_ADDRESS HostAddress;
EFI_PHYSICAL_ADDRESS DeviceAddress;
UINTN NumberOfBytes;
EFI_PCI_IO_PROTOCOL_OPERATION Operation;
} MAP_INFO_INSTANCE;
typedef struct {
EFI_PHYSICAL_ADDRESS HostAddress;
EFI_PHYSICAL_ADDRESS DeviceAddress;
UINTN NumberOfBytes;
EFI_PCI_IO_PROTOCOL_OPERATION Operation;
} PCI_DMA_MAP;
EFI_STATUS
EFIAPI