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-rw-r--r--cpu/mpc824x/drivers/dma_export.h100
1 files changed, 0 insertions, 100 deletions
diff --git a/cpu/mpc824x/drivers/dma_export.h b/cpu/mpc824x/drivers/dma_export.h
deleted file mode 100644
index 471e488..0000000
--- a/cpu/mpc824x/drivers/dma_export.h
+++ /dev/null
@@ -1,100 +0,0 @@
-#ifndef DMA_EXPORT_H
-#define DMA_EXPORT_H
-
-/****************************************************
- * $Id:
- *
- * Copyright Motorola 1999
- *
- * $Log:
- *
- ****************************************************/
-
-/* These are the defined return values for the DMA_* functions.
- * Any non-zero value indicates failure. Failure modes can be added for
- * more detailed error reporting.
- */
-typedef enum _dma_status
-{
- DMA_SUCCESS = 0,
- DMA_ERROR,
-} DMA_Status;
-
-/* These are the defined channel transfer types. */
-typedef enum _dma_transfer_types
-{
- DMA_M2M = 0, /* local memory to local memory */
- DMA_M2P = 1, /* local memory to PCI */
- DMA_P2M = 2, /* PCI to local memory */
- DMA_P2P = 3, /* PCI to PCI */
-} DMA_TRANSFER_TYPE;
-
-typedef enum _dma_interrupt_steer
-{
- DMA_INT_STEER_LOCAL = 0, /* steer DMA int to local processor */
- DMA_INT_STEER_PCI = 1, /* steer DMA int to PCI bus through INTA_ */
-} DMA_INTERRUPT_STEER;
-
-typedef enum _dma_channel
-{
- DMA_CHN_0 = 0, /* kahlua has two dma channels: 0 and 1 */
- DMA_CHN_1 = 1,
-} DMA_CHANNEL;
-
-typedef enum _dma_snoop_mode
-{
- DMA_SNOOP_DISABLE = 0,
- DMA_SNOOP_ENABLE = 1,
-} DMA_SNOOP_MODE;
-
-/******************** App. API ********************
- * The application API is for user level application
- * to use the functionality provided by DMA driver.
- * This is a "generic" DMA interface, it should contain
- * nothing specific to the Kahlua implementation.
- * Only the generic functions are exported by the library.
- *
- * Note: Its App.s responsibility to swap the data
- * byte. In our API, we currently transfer whatever
- * we are given - Big/Little Endian. This could
- * become part of the DMA config, though.
- **************************************************/
-
-
-/* Initialize DMA unit with the following:
- * optional pointer to application layer print function
- *
- * These parameters may be added:
- * ???
- * Interrupt enables, modes, etc. are set for each transfer.
- *
- * This function must be called before DMA unit can be used.
- */
-extern DMA_Status DMA_Initialize(
- int (*app_print_function)(char *,...)); /* pointer to optional "printf"
- * provided by application
- */
-
-/* Perform the DMA transfer, only direct mode is currently implemented.
- * At this point, I think it would be better to define a different
- * function for chaining mode.
- * Also, I'm not sure if it is appropriate to have the "generic" API
- * accept snoop and int_steer parameters. The DINK user interface allows
- * them, so for now I'll leave them.
- *
- * int_steer controls DMA interrupt steering to PCI or local processor
- * type is the type of transfer: M2M, M2P, P2M, P2P
- * source is the source address of the data
- * dest is the destination address of the data
- * len is the length of data to transfer
- * channel is the DMA channel to use for the transfer
- * snoop is the snoop enable control
- */
-extern DMA_Status DMA_direct_transfer( DMA_INTERRUPT_STEER int_steer,
- DMA_TRANSFER_TYPE type,
- unsigned int source,
- unsigned int dest,
- unsigned int len,
- DMA_CHANNEL channel,
- DMA_SNOOP_MODE snoop);
-#endif