Implement pic32 generic input/output ports.
Signed-off-by: Serge Vakulenko <[email protected]>
---
hw/mips/pic32_gpio.c | 39 +++++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
create mode 100644 hw/mips/pic32_gpio.c
diff --git a/hw/mips/pic32_gpio.c b/hw/mips/pic32_gpio.c
new file mode 100644
index 0000000..670d2b6
--- /dev/null
+++ b/hw/mips/pic32_gpio.c
@@ -0,0 +1,39 @@
+/*
+ * GPIO ports.
+ *
+ * Copyright (C) 2015 Serge Vakulenko
+ *
+ * Permission to use, copy, modify, and distribute this software
+ * and its documentation for any purpose and without fee is hereby
+ * granted, provided that the above copyright notice appear in all
+ * copies and that both that the copyright notice and this
+ * permission notice and warranty disclaimer appear in supporting
+ * documentation, and that the name of the author not be used in
+ * advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ *
+ * The author disclaim all warranties with regard to this
+ * software, including all implied warranties of merchantability
+ * and fitness. In no event shall the author be liable for any
+ * special, indirect or consequential damages or any damages
+ * whatsoever resulting from loss of use, data or profits, whether
+ * in an action of contract, negligence or other tortious action,
+ * arising out of or in connection with the use or performance of
+ * this software.
+ */
+#include "hw/hw.h"
+#include "pic32_peripherals.h"
+
+#include "pic32mz.h"
+
+void pic32_gpio_write(pic32_t *s, int gpio_port, unsigned lat_value)
+{
+ /* Control SD card 0 */
+ if (gpio_port == s->sdcard[0].gpio_port && s->sdcard[0].gpio_cs) {
+ pic32_sdcard_select(s, 0, !(lat_value & s->sdcard[0].gpio_cs));
+ }
+ /* Control SD card 1 */
+ if (gpio_port == s->sdcard[1].gpio_port && s->sdcard[0].gpio_cs) {
+ pic32_sdcard_select(s, 1, !(lat_value & s->sdcard[1].gpio_cs));
+ }
+}
--
2.2.2
