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| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-11-28 12:25:35 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2009-11-28 12:25:35 +0000 |
| commit | 16178e1c45a76544d34ce63db37932838353637c (patch) | |
| tree | b5dbcc988f6d518819b9182f60b8ae6f81bbf61b /os/hal/templates/mac_lld.h | |
| parent | 9b10a6c67a38fa040eb62e63190aed0880ead8ec (diff) | |
| download | ChibiOS-16178e1c45a76544d34ce63db37932838353637c.tar.gz ChibiOS-16178e1c45a76544d34ce63db37932838353637c.tar.bz2 ChibiOS-16178e1c45a76544d34ce63db37932838353637c.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@1333 35acf78f-673a-0410-8e92-d51de3d6d3f4
Diffstat (limited to 'os/hal/templates/mac_lld.h')
| -rw-r--r-- | os/hal/templates/mac_lld.h | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/os/hal/templates/mac_lld.h b/os/hal/templates/mac_lld.h new file mode 100644 index 000000000..07a199f7e --- /dev/null +++ b/os/hal/templates/mac_lld.h @@ -0,0 +1,121 @@ +/*
+ ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
+
+ This file is part of ChibiOS/RT.
+
+ ChibiOS/RT is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ ChibiOS/RT is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/**
+ * @file templates/mac_lld.h
+ * @brief MAC Driver subsystem low level driver header template
+ * @addtogroup MAC_LLD
+ * @{
+ */
+
+#ifndef _MAC_LLD_H_
+#define _MAC_LLD_H_
+
+#if CH_HAL_USE_MAC
+
+/*===========================================================================*/
+/* Driver pre-compile time settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Number of available transmit buffers.
+ */
+#if !defined(MAC_TRANSMIT_BUFFERS) || defined(__DOXYGEN__)
+#define MAC_TRANSMIT_BUFFERS 2
+#endif
+
+/**
+ * @brief Number of available receive buffers.
+ */
+#if !defined(MAC_RECEIVE_BUFFERS) || defined(__DOXYGEN__)
+#define MAC_RECEIVE_BUFFERS 2
+#endif
+
+/**
+ * @brief Maximum supported frame size. + */
+#if !defined(MAC_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define MAC_BUFFERS_SIZE 1518
+#endif
+
+/*===========================================================================*/
+/* Driver data structures and types. */
+/*===========================================================================*/
+
+/**
+ * @brief Structure representing a MAC driver.
+ */
+typedef struct {
+ Semaphore md_tdsem; /**< Transmit semaphore. */
+ Semaphore md_rdsem; /**< Receive semaphore. */
+#if CH_USE_EVENTS
+ EventSource md_rdevent; /**< Receive event source. */
+#endif
+ /* End of the mandatory fields.*/
+} MACDriver;
+
+/**
+ * @brief Structure representing a transmit descriptor.
+ */
+typedef struct {
+ size_t td_offset; /**< Current write offset. */
+ size_t td_size; /**< Available space size. */
+ /* End of the mandatory fields.*/
+} MACTransmitDescriptor;
+
+/**
+ * @brief Structure representing a receive descriptor.
+ */
+typedef struct {
+ size_t rd_offset; /**< Current read offset. */
+ size_t rd_size; /**< Available data size. */
+ /* End of the mandatory fields.*/
+} MACReceiveDescriptor;
+
+/*===========================================================================*/
+/* External declarations. */
+/*===========================================================================*/
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void mac_lld_init(void);
+ void mac_lld_set_address(MACDriver *macp, const uint8_t *p);
+ msg_t max_lld_get_transmit_descriptor(MACDriver *macp,
+ MACTransmitDescriptor *tdp);
+ size_t mac_lld_write_transmit_descriptor(MACTransmitDescriptor *tdp,
+ uint8_t *buf,
+ size_t size);
+ void mac_lld_release_transmit_descriptor(MACTransmitDescriptor *tdp);
+ msg_t max_lld_get_receive_descriptor(MACDriver *macp,
+ MACReceiveDescriptor *rdp);
+ size_t mac_lld_read_receive_descriptor(MACReceiveDescriptor *rdp,
+ uint8_t *buf,
+ size_t size);
+ void mac_lld_release_receive_descriptor(MACReceiveDescriptor *rdp);
+ bool_t mac_lld_poll_link_status(MACDriver *macp);
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* CH_HAL_USE_MAC */
+
+#endif /* _MAC_LLD_H_ */
+
+/** @} */
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