1 files changed, 108 insertions, 0 deletions
diff --git a/lwip/ports/os/rtems/arch/sys_arch.h b/lwip/ports/os/rtems/arch/sys_arch.h
new file mode 100644
index 0000000..c89abd4
--- /dev/null
+++ b/lwip/ports/os/rtems/arch/sys_arch.h
@@ -0,0 +1,108 @@
+/*
+ * Copyright (c) 2001-2003 Swedish Institute of Computer Science.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without modification,
+ * are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. 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.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ *
+ * This file is system adaptation of the lwIP TCP/IP stack
+ * by Adam Dunkels <adam@sics.se> for RTEMS system.
+ *
+ * Author: Premysl Houdek <houdepre@fel.cvut.cz>
+ * Mentor: Pavel Pisa <pisa@cmp.felk.cvut.cz>
+ * Industrial Informatics Group, FEE, Czech Technical University in Prague
+ *
+ */
+/*
+ * mapping of lwIP system dependencies to RTEMS system services and types.
+ * DETAILS: ./lwip/doc/sys_arch.txt
+ */
+#ifndef __ARCH_SYS_ARCH_H__
+#define __ARCH_SYS_ARCH_H__
+
+#include <rtems/rtems/sem.h>
+#include <rtems/rtems/intr.h>
+#include <rtems/score/cpu.h>
+#include <bsp/irq-generic.h>
+//#include "eth_lwip_default.h"
+
+/* Typedefs for the various port-specific types. */
+#if defined(NO_SYS) && NO_SYS
+  #error "RTEMS SYS_ARCH cannot be compiled in NO_SYS variant"
+#endif
+
+#define sys_arch_printk printk
+
+typedef struct {
+  rtems_id mailbox;
+  rtems_id sem;
+} port_mailbox_t;
+
+typedef struct {
+  rtems_id semaphore;
+} port_sem_t;
+
+typedef struct {
+  rtems_id mutex;
+} port_mutex_t;
+
+typedef port_mailbox_t sys_mbox_t;
+typedef port_sem_t sys_sem_t;
+typedef rtems_id sys_thread_t;
+typedef port_mutex_t sys_mutex_t;
+typedef rtems_interrupt_level sys_prot_t;
+
+void
+sys_arch_delay(unsigned int x);
+void
+sys_sem_signal_from_ISR(sys_sem_t *sem);
+
+typedef void sys_irqreturn_t;
+#define SYS_IRQ_NONE       ((void)0)
+#define SYS_IRQ_HANDLED    ((void)1)
+#define SYS_IRQ_RETVAL(x)  (IRQ_HANDLED)
+typedef rtems_interrupt_handler sys_irq_handler_t;
+#define SYS_IRQ_HANDLER_FNC(M_fnc_name)	\
+  sys_irqreturn_t M_fnc_name(void *__irq_handler_context)
+#define sys_irq_handler_get_context() (__irq_handler_context)
+
+int
+sys_request_irq(unsigned int irqnum, sys_irq_handler_t handler,
+		unsigned long flags, const char *name, void *context);
+
+static inline void
+sys_arch_mask_interrupt_source(unsigned int x)
+{
+  bsp_interrupt_vector_disable(x);
+}
+
+static inline void
+sys_arch_unmask_interrupt_source(unsigned int x)
+{
+  bsp_interrupt_vector_enable(x);
+}
+
+sys_prot_t sys_arch_protect();
+
+void sys_arch_unprotect(sys_prot_t pval);
+
+#endif /* __ARCH_SYS_ARCH_H__ */