1 files changed, 110 insertions, 0 deletions
diff --git a/os/hal/ports/simulator/posix/hal_lld.c b/os/hal/ports/simulator/posix/hal_lld.c
new file mode 100755
index 000000000..52adb4e4c
--- /dev/null
+++ b/os/hal/ports/simulator/posix/hal_lld.c
@@ -0,0 +1,110 @@
+/*
+    ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
+
+    Licensed under the Apache License, Version 2.0 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+        http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+*/
+
+/**
+ * @file    simulator/posix/hal_lld.c
+ * @brief   Posix simulator HAL subsystem low level driver code.
+ *
+ * @addtogroup POSIX_HAL
+ * @{
+ */
+
+#include "hal.h"
+
+/*===========================================================================*/
+/* Driver exported variables.                                                */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types.                                         */
+/*===========================================================================*/
+
+static LARGE_INTEGER nextcnt;
+static LARGE_INTEGER slice;
+
+/*===========================================================================*/
+/* Driver local functions.                                                   */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver interrupt handlers.                                                */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions.                                                */
+/*===========================================================================*/
+
+/**
+ * @brief Low level HAL driver initialization.
+ */
+void hal_lld_init(void) {
+  WSADATA wsaData;
+
+  /* Initialization.*/
+  if (WSAStartup(2, &wsaData) != 0) {
+    printf("Unable to locate a winsock DLL\n");
+    exit(1);
+  }
+
+  printf("ChibiOS/RT simulator (Win32)\n");
+  if (!QueryPerformanceFrequency(&slice)) {
+    printf("QueryPerformanceFrequency() error");
+    exit(1);
+  }
+  slice.QuadPart /= CH_CFG_ST_FREQUENCY;
+  QueryPerformanceCounter(&nextcnt);
+  nextcnt.QuadPart += slice.QuadPart;
+
+  fflush(stdout);
+}
+
+/**
+ * @brief   Interrupt simulation.
+ */
+void _sim_check_for_interrupts(void) {
+  LARGE_INTEGER n;
+
+#if HAL_USE_SERIAL
+  if (sd_lld_interrupt_pending()) {
+    _dbg_check_lock();
+    if (chSchIsPreemptionRequired())
+      chSchDoReschedule();
+    _dbg_check_unlock();
+    return;
+  }
+#endif
+
+  /* Interrupt Timer simulation (10ms interval).*/
+  QueryPerformanceCounter(&n);
+  if (n.QuadPart > nextcnt.QuadPart) {
+    nextcnt.QuadPart += slice.QuadPart;
+
+    CH_IRQ_PROLOGUE();
+
+    chSysLockFromISR();
+    chSysTimerHandlerI();
+    chSysUnlockFromISR();
+
+    CH_IRQ_EPILOGUE();
+
+    _dbg_check_lock();
+    if (chSchIsPreemptionRequired())
+      chSchDoReschedule();
+    _dbg_check_unlock();
+  }
+}
+
+/** @} */