1 files changed, 88 insertions, 0 deletions
diff --git a/os/hal/platforms/Linux/hal_lld.c b/os/hal/platforms/Linux/hal_lld.c
new file mode 100644
index 000000000..a67790d8a
--- /dev/null
+++ b/os/hal/platforms/Linux/hal_lld.c
@@ -0,0 +1,88 @@
+/*
+    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 Linux/hal_lld.c
+ * @brief Linux HAL subsystem low level driver code.
+ * @addtogroup LINUX_HAL
+ * @{
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/time.h>
+
+#include "ch.h"
+#include "hal.h"
+
+/*===========================================================================*/
+/* Low Level Driver exported variables.                                      */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Low Level Driver local variables.                                         */
+/*===========================================================================*/
+
+static struct timeval nextcnt;
+static struct timeval tick = {0, 1000000 / CH_FREQUENCY};
+
+/*===========================================================================*/
+/* Low Level Driver local functions.                                         */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Low Level Driver interrupt handlers.                                      */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Low Level Driver exported functions.                                      */
+/*===========================================================================*/
+
+/**
+ * @brief Low level HAL driver initialization.
+ */
+void hal_lld_init(void) {
+
+  puts("Win32 ChibiOS/RT simulator (Linux)\n");
+}
+
+/**
+ * @brief Interrupt simulation.
+ */
+void ChkIntSources(void) {
+  struct timeval tv;
+
+#if CH_HAL_USE_SERIAL
+  if (sd_lld_interrupt_pending()) {
+    if (chSchIsRescRequiredExI())
+      chSchDoRescheduleI();
+    return;
+  }
+#endif
+
+  gettimeofday(&tv, NULL);
+  if (timercmp(&nextcnt, &tv, <)) {
+    timeradd(&nextcnt, &tick, &nextcnt);
+    chSysTimerHandlerI();
+    if (chSchIsRescRequiredExI())
+      chSchDoRescheduleI();
+  }
+}
+
+/** @} */