From 3fddb519f01ca53f1fd6f5c24e154912b25d1138 Mon Sep 17 00:00:00 2001
From: Daniel Friesel <derf@finalrewind.org>
Date: Tue, 17 Jul 2018 09:57:10 +0200
Subject: Move include/$arch to include/arch/$arch to be consistent with src/
 hierarchy

---
 include/arch/msp430fr5969lp/driver/gpio.h | 130 ++++++++++++++++++++++++++++++
 1 file changed, 130 insertions(+)
 create mode 100644 include/arch/msp430fr5969lp/driver/gpio.h

(limited to 'include/arch/msp430fr5969lp/driver/gpio.h')

diff --git a/include/arch/msp430fr5969lp/driver/gpio.h b/include/arch/msp430fr5969lp/driver/gpio.h
new file mode 100644
index 0000000..caed74a
--- /dev/null
+++ b/include/arch/msp430fr5969lp/driver/gpio.h
@@ -0,0 +1,130 @@
+#ifndef GPIO_H
+#define GPIO_H
+
+#include <msp430.h>
+
+class GPIO {
+	private:
+		GPIO(const GPIO &copy);
+
+	public:
+		GPIO () {}
+
+		enum Pin : unsigned char {
+			p1_0 = 0, p1_1, p1_2, p1_3, p1_4, p1_5, p1_6, p1_7,
+			p2_0, p2_1, p2_2, p2_3, p2_4, p2_5, p2_6, p2_7,
+			p3_0, p3_1, p3_2, p3_3, p3_4, p3_5, p3_6, p3_7,
+			p4_0, p4_1, p4_2, p4_3, p4_4, p4_5, p4_6, p4_7,
+			pj_0, pj_1, pj_2, pj_3, pj_4, pj_5, pj_6, pj_7,
+			PIN_INVALID
+		};
+
+		inline void setup() {
+			P1OUT = 0;
+			P2OUT = 0;
+			P3OUT = 0;
+			P4OUT = 0;
+			P1DIR = BIT0;
+			P2DIR = 0;
+			P3DIR = 0;
+			P4DIR = BIT6;
+		}
+		inline void led_on(unsigned char id) {
+			if (id == 0) {
+				P1OUT |= BIT0;
+			} else {
+				P4OUT |= BIT6;
+			}
+		}
+		inline void led_off(unsigned char id) {
+			if (id == 0) {
+				P1OUT &= ~BIT0;
+			} else {
+				P4OUT &= ~BIT6;
+			}
+		}
+		inline void led_toggle(unsigned char id) {
+			if (id == 0) {
+				P1OUT ^= BIT0;
+			} else {
+				P4OUT ^= BIT6;
+			}
+		}
+		inline void input(unsigned char const pin) {
+			if (pin < p2_0) {
+				P1DIR &= ~(1 << pin);
+			} else if (pin < p3_0) {
+				P2DIR &= ~(1 << (pin - p2_0));
+			} else if (pin < p4_0) {
+				P3DIR &= ~(1 << (pin - p3_0));
+			} else if (pin < pj_0) {
+				P4DIR &= ~(1 << (pin - p4_0));
+			} else if (pin < PIN_INVALID) {
+				PJDIR &= ~(1 << (pin - pj_0));
+			}
+		}
+		inline void output(unsigned char const pin) {
+			if (pin < p2_0) {
+				P1DIR |= (1 << pin);
+			} else if (pin < p3_0) {
+				P2DIR |= (1 << (pin - p2_0));
+			} else if (pin < p4_0) {
+				P3DIR |= (1 << (pin - p3_0));
+			} else if (pin < pj_0) {
+				P4DIR |= (1 << (pin - p4_0));
+			} else if (pin < PIN_INVALID) {
+				PJDIR |= (1 << (pin - pj_0));
+			}
+		}
+		inline unsigned char read(unsigned char const pin) {
+			if (pin < p2_0) {
+				return P1IN & (1 << pin);
+			} else if (pin < p3_0) {
+				return P2IN & (1 << (pin - p2_0));
+			} else if (pin < p4_0) {
+				return P3IN & (1 << (pin - p3_0));
+			} else if (pin < pj_0) {
+				return P4IN & (1 << (pin - p4_0));
+			} else if (pin < PIN_INVALID) {
+				return PJIN & (1 << (pin - pj_0));
+			}
+			return 0;
+		}
+		inline void write(unsigned char const pin, unsigned char value) {
+			if (pin < p2_0) {
+				if (value) {
+					P1OUT |= (1 << pin);
+				} else {
+					P1OUT &= ~(1 << pin);
+				}
+			} else if (pin < p3_0) {
+				if (value) {
+					P2OUT |= (1 << (pin - p2_0));
+				} else {
+					P2OUT &= ~(1 << (pin - p2_0));
+				}
+			} else if (pin < p4_0) {
+				if (value) {
+					P3OUT |= (1 << (pin - p3_0));
+				} else {
+					P3OUT &= ~(1 << (pin - p3_0));
+				}
+			} else if (pin < pj_0) {
+				if (value) {
+					P4OUT |= (1 << (pin - p4_0));
+				} else {
+					P4OUT &= ~(1 << (pin - p4_0));
+				}
+			} else if (pin < PIN_INVALID) {
+				if (value) {
+					PJOUT |= (1 << (pin - pj_0));
+				} else {
+					PJOUT &= ~(1 << (pin - pj_0));
+				}
+			}
+		}
+};
+
+extern GPIO gpio;
+
+#endif
-- 
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