diff options
| author | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2007-10-23 18:44:38 +0000 |
|---|---|---|
| committer | gdisirio <gdisirio@35acf78f-673a-0410-8e92-d51de3d6d3f4> | 2007-10-23 18:44:38 +0000 |
| commit | e682c3ea885851ef8adc035e1e41236e6593483e (patch) | |
| tree | aaed5f57fd14bc7f339ecf2e6d9750360131eac7 | |
| parent | 4674513d38a8872a95a895de05ed6a750c842591 (diff) | |
| download | ChibiOS-e682c3ea885851ef8adc035e1e41236e6593483e.tar.gz ChibiOS-e682c3ea885851ef8adc035e1e41236e6593483e.tar.bz2 ChibiOS-e682c3ea885851ef8adc035e1e41236e6593483e.zip | |
git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@60 35acf78f-673a-0410-8e92-d51de3d6d3f4
| -rw-r--r-- | ports/ARM7-LPC214x/GCC/vic.c | 50 | ||||
| -rw-r--r-- | ports/ARM7-LPC214x/GCC/vic.h | 26 |
2 files changed, 76 insertions, 0 deletions
diff --git a/ports/ARM7-LPC214x/GCC/vic.c b/ports/ARM7-LPC214x/GCC/vic.c new file mode 100644 index 000000000..969c4aa3b --- /dev/null +++ b/ports/ARM7-LPC214x/GCC/vic.c @@ -0,0 +1,50 @@ +/*
+ 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/>.
+*/
+
+#include <ch.h>
+
+#include "lpc214x.h"
+
+/*
+ * VIC Initialization.
+ * NOTE: Better reset everything in the VIC, it is a HUGE source of trouble.
+ */
+void InitVIC(void) {
+ int i;
+
+ VIC *vic = VICBase;
+ vic->VIC_IntSelect = 0; /* All sources assigned to IRQ. */
+ vic->VIC_SoftIntClear = ALLINTMASK; /* No interrupts enforced */
+ vic->VIC_IntEnClear = ALLINTMASK; /* All sources disabled. */
+ for (i = 0; i < 16; i++) {
+ vic->VIC_VectCntls[i] = 0;
+ vic->VIC_VectAddrs[i] = 0;
+ vic->VIC_VectAddr = 0;
+ }
+}
+
+/*
+ * Set a vector for an interrupt source, the vector is enabled too.
+ */
+void SetVICVector(void *handler, int vector, int source) {
+
+ VIC *vicp = VICBase;
+ vicp->VIC_VectAddrs[vector] = (IOREG32)handler;
+ vicp->VIC_VectCntls[vector] = (IOREG32)(source | 0x20);
+}
diff --git a/ports/ARM7-LPC214x/GCC/vic.h b/ports/ARM7-LPC214x/GCC/vic.h new file mode 100644 index 000000000..cbcb525fc --- /dev/null +++ b/ports/ARM7-LPC214x/GCC/vic.h @@ -0,0 +1,26 @@ +/*
+ 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/>.
+*/
+
+#ifndef _VIC_H_
+#define _VIC_H_
+
+void InitVIC(void);
+void SetVICVector(void *handler, int vector, int source);
+
+#endif /* _VIC_H_*/
|