X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=target_firmware%2Fmagpie_fw_dev%2Ftarget%2Finc%2Fmagpie%2Fdma_lib.h;fp=target_firmware%2Fmagpie_fw_dev%2Ftarget%2Finc%2Fmagpie%2Fdma_lib.h;h=7b44c5696f9dcbbea6eed61039e7905b46f5f5b1;hb=ba4f945a110a5acaf9a578c63184a2b2a2c62938;hp=0000000000000000000000000000000000000000;hpb=be52f254f3ed7af6f09ff6cdcd32da9edbfaba33;p=open-ath9k-htc-firmware.git

diff --git a/target_firmware/magpie_fw_dev/target/inc/magpie/dma_lib.h b/target_firmware/magpie_fw_dev/target/inc/magpie/dma_lib.h
new file mode 100755
index 0000000..7b44c56
--- /dev/null
+++ b/target_firmware/magpie_fw_dev/target/inc/magpie/dma_lib.h
@@ -0,0 +1,57 @@
+#ifndef __DMA_LIB_H
+#define __DMA_LIB_H
+
+
+/***********************External***************************/
+
+/**
+ * @brief DMA engine numbers, HIF need to map them to there
+ *        respective order
+ */
+typedef enum dma_engine{
+    DMA_ENGINE_RX0,
+    DMA_ENGINE_RX1,
+    DMA_ENGINE_RX2,
+    DMA_ENGINE_RX3,
+    DMA_ENGINE_TX0,
+    DMA_ENGINE_TX1,
+    DMA_ENGINE_MAX
+}dma_engine_t;
+
+/**
+ * @brief Interface type, each HIF should call with its own interface type
+ */
+typedef enum dma_iftype{
+    DMA_IF_GMAC = 0x0,/* GMAC */
+    DMA_IF_PCI  = 0x1,/*PCI */
+    DMA_IF_PCIE = 0x2 /*PCI Express */
+}dma_iftype_t;
+
+
+struct dma_lib_api{
+    A_UINT16  (*tx_init)(dma_engine_t eng_no, dma_iftype_t  if_type);
+    void        (*tx_start)(dma_engine_t eng_no);
+    A_UINT16  (*rx_init)(dma_engine_t eng_no, dma_iftype_t  if_type);
+    void        (*rx_config)(dma_engine_t eng_no, a_uint16_t num_desc,
+    						 a_uint16_t   gran);
+    void        (*rx_start)(dma_engine_t  eng_no); 
+    A_UINT32  (*intr_status)(dma_iftype_t  if_type);
+    A_UINT16  (*hard_xmit)(dma_engine_t eng_no, VBUF *buf);
+    void        (*flush_xmit)(dma_engine_t  eng_no);
+    A_UINT16    (*xmit_done)(dma_engine_t   eng_no);
+    VBUF *      (*reap_xmitted)(dma_engine_t  eng_no);
+    VBUF *      (*reap_recv)(dma_engine_t  eng_no);
+    void        (*return_recv)(dma_engine_t  eng_no, VBUF *buf);
+    A_UINT16    (*recv_pkt)(dma_engine_t  eng_no);
+};
+
+
+/**
+ * @brief Install the DMA lib api's this for ROM patching
+ *        support
+ * 
+ * @param apis
+ */
+void        dma_lib_module_install(struct dma_lib_api  *apis);
+
+#endif