New architecture: msp430fr5994lp (MSP430FR5994 Launchpad)

Almost exclusively copypasted from msp430fr5969lp.
May be replaced by symlinks later on.

10 files changed, 449 insertions, 0 deletions

diff --git a/include/arch/msp430fr5994lp/driver/adc.h b/include/arch/msp430fr5994lp/driver/adc.h
new file mode 100644
index 0000000..d93aed4
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/adc.h
@@ -0,0 +1,17 @@
+#ifndef ADC_H
+#define ADC_H
+
+class ADC {
+	private:
+		ADC(ADC const &copy);
+
+	public:
+		ADC() {}
+
+		float getTemp();
+		float getVCC();
+};
+
+extern ADC adc;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/counter.h b/include/arch/msp430fr5994lp/driver/counter.h
new file mode 100644
index 0000000..e7f0507
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/counter.h
@@ -0,0 +1,27 @@
+#include <msp430.h>
+#include <stdint.h>
+
+class Counter {
+	private:
+		Counter(const Counter &copy);
+
+	public:
+		uint16_t value;
+		uint8_t overflowed;
+
+		Counter() : overflowed(0) {}
+
+		inline void start() {
+			overflowed = 0;
+			TA2CTL = TASSEL__SMCLK | ID__1 | MC__CONTINUOUS;
+			TA2EX0 = 0;
+			TA2CTL |= TACLR;
+		}
+
+		inline void stop() {
+			TA2CTL = 0;
+			value = TA2R;
+		}
+};
+
+extern Counter counter;
diff --git a/include/arch/msp430fr5994lp/driver/gpio.h b/include/arch/msp430fr5994lp/driver/gpio.h
new file mode 100644
index 0000000..ef681db
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/gpio.h
@@ -0,0 +1,202 @@
+#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,
+			p5_0, p5_1, p5_2, p5_3, p5_4, p5_5, p5_6, p5_7,
+			p6_0, p6_1, p6_2, p6_3, p6_4, p6_5, p6_6, p6_7,
+			p7_0, p7_1, p7_2, p7_3, p7_4, p7_5, p7_6, p7_7,
+			p8_0, p8_1, p8_2, p8_3, p8_4, p8_5, p8_6, p8_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;
+			P5OUT = 0;
+			P6OUT = 0;
+			P7OUT = 0;
+			P8OUT = 0;
+			PJOUT = 0;
+			P1DIR = BIT0 | BIT1 | 0xff; // red LED, green LED
+			P2DIR = 0xff ^ (BIT0 | BIT1); // UART
+			P3DIR = 0xff;
+			P4DIR = 0xff;
+			P5DIR = 0xff;
+			P6DIR = 0xff;
+			P7DIR = 0xff;
+			P8DIR = 0x0f;
+			PJDIR = BIT6 | BIT7; // HFXT (not populated)
+		}
+		inline void led_on(unsigned char id) {
+			if (id == 0) {
+				P1OUT |= BIT0;
+			} else {
+				P1OUT |= BIT1;
+			}
+		}
+		inline void led_off(unsigned char id) {
+			if (id == 0) {
+				P1OUT &= ~BIT0;
+			} else {
+				P1OUT &= ~BIT1;
+			}
+		}
+		inline void led_toggle(unsigned char id) {
+			if (id == 0) {
+				P1OUT ^= BIT0;
+			} else {
+				P1OUT ^= BIT1;
+			}
+		}
+		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 input(unsigned char const pin, unsigned char const pull) {
+			if (pin < p2_0) {
+				P1DIR &= ~(1 << pin);
+				P1OUT = pull ? (P1OUT | (1 << pin)) : (P1OUT & ~(1 << pin));
+				P1REN |= (1 << pin);
+			} else if (pin < p3_0) {
+				P2DIR &= ~(1 << (pin - p2_0));
+				P2OUT = pull ? (P2OUT | (1 << (pin - p2_0))) : (P2OUT & ~(1 << (pin - p2_0)));
+				P2REN |= (1 << (pin - p2_0));
+			} else if (pin < p4_0) {
+				P3DIR &= ~(1 << (pin - p3_0));
+				P3OUT = pull ? (P3OUT | (1 << (pin - p3_0))) : (P3OUT & ~(1 << (pin - p3_0)));
+				P3REN |= (1 << (pin - p3_0));
+			} else if (pin < pj_0) {
+				P4DIR &= ~(1 << (pin - p4_0));
+				P4OUT = pull ? (P4OUT | (1 << (pin - p4_0))) : (P4OUT & ~(1 << (pin - p4_0)));
+				P4REN |= (1 << (pin - p4_0));
+			} else if (pin < PIN_INVALID) {
+				PJDIR &= ~(1 << (pin - pj_0));
+				PJOUT = pull ? (PJOUT | (1 << (pin - pj_0))) : (PJOUT & ~(1 << (pin - pj_0)));
+				PJREN |= (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 void output(unsigned char const pin, unsigned char const value) {
+			if (pin < p2_0) {
+				P1OUT = value ? (P1OUT | (1 << pin)) : (P1OUT & ~(1 << pin));
+				P1DIR |= (1 << pin);
+			} else if (pin < p3_0) {
+				P2OUT = value ? (P2OUT | (1 << (pin - p2_0))) : (P2OUT & ~(1 << (pin - p2_0)));
+				P2DIR |= (1 << (pin - p2_0));
+			} else if (pin < p4_0) {
+				P3OUT = value ? (P3OUT | (1 << (pin - p3_0))) : (P3OUT & ~(1 << (pin - p3_0)));
+				P3DIR |= (1 << (pin - p3_0));
+			} else if (pin < pj_0) {
+				P4OUT = value ? (P4OUT | (1 << (pin - p4_0))) : (P4OUT & ~(1 << (pin - p4_0)));
+				P4DIR |= (1 << (pin - p4_0));
+			} else if (pin < PIN_INVALID) {
+				PJOUT = value ? (PJOUT | (1 << (pin - pj_0))) : (PJOUT & ~(1 << (pin - pj_0)));
+				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));
+				}
+			}
+		}
+		inline void write_mask(unsigned char const pin_base, unsigned char set_mask, unsigned char clear_mask) {
+			if (pin_base < p2_0) {
+				P1OUT = (P1OUT | set_mask) & ~clear_mask;
+			}
+			if (pin_base < p3_0) {
+				P2OUT = (P2OUT | set_mask) & ~clear_mask;
+			}
+			if (pin_base < p4_0) {
+				P3OUT = (P3OUT | set_mask) & ~clear_mask;
+			}
+			if (pin_base < pj_0) {
+				P4OUT = (P4OUT | set_mask) & ~clear_mask;
+			}
+			if (pin_base < PIN_INVALID) {
+				PJOUT = (PJOUT | set_mask) & ~clear_mask;
+			}
+		}
+};
+
+extern GPIO gpio;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/i2c.h b/include/arch/msp430fr5994lp/driver/i2c.h
new file mode 100644
index 0000000..6d6ea66
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/i2c.h
@@ -0,0 +1,19 @@
+#ifndef I2C_H
+#define I2C_H
+
+class I2C {
+	private:
+		I2C(const I2C &copy);
+
+	public:
+		I2C () {}
+		signed char setup();
+		void scan(unsigned int *results);
+		signed char xmit(unsigned char address,
+				unsigned char tx_len, unsigned char *tx_buf,
+				unsigned char rx_len, unsigned char *rx_buf);
+};
+
+extern I2C i2c;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/spi_a1.h b/include/arch/msp430fr5994lp/driver/spi_a1.h
new file mode 100644
index 0000000..8c593ee
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/spi_a1.h
@@ -0,0 +1,18 @@
+#ifndef SPI_H
+#define SPI_H
+
+class SPI {
+	private:
+		SPI(const SPI &copy);
+
+	public:
+		SPI () {}
+		signed char setup();
+		signed char xmit(
+				unsigned char tx_len, unsigned char *tx_buf,
+				unsigned char rx_len, unsigned char *rx_buf);
+};
+
+extern SPI spi;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/spi_b.h b/include/arch/msp430fr5994lp/driver/spi_b.h
new file mode 100644
index 0000000..4be7346
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/spi_b.h
@@ -0,0 +1,18 @@
+#ifndef SPI_H
+#define SPI_H
+
+class SPI {
+	private:
+		SPI(const SPI &copy);
+
+	public:
+		SPI () {}
+		void setup();
+		signed char xmit(
+				unsigned char tx_len, unsigned char *tx_buf,
+				unsigned char rx_len, unsigned char *rx_buf);
+};
+
+extern SPI spi;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/stdin.h b/include/arch/msp430fr5994lp/driver/stdin.h
new file mode 100644
index 0000000..6462e0c
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/stdin.h
@@ -0,0 +1,24 @@
+#ifndef STANDARDINPUT_H
+#define STANDARDINPUT_H
+
+class StandardInput {
+	private:
+		StandardInput(const StandardInput &copy);
+		char buffer[8];
+		unsigned char write_pos, read_pos;
+
+	public:
+		StandardInput() : write_pos(0), read_pos(0) {}
+		void setup();
+		bool hasKey();
+		char getKey();
+
+		inline void addKey(char key) {
+			buffer[write_pos++] = key;
+			write_pos %= 8;
+		}
+};
+
+extern StandardInput kin;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/stdout.h b/include/arch/msp430fr5994lp/driver/stdout.h
new file mode 100644
index 0000000..2eb669d
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/stdout.h
@@ -0,0 +1,19 @@
+#ifndef STANDARDOUTPUT_H
+#define STANDARDOUTPUT_H
+
+#include "object/outputstream.h"
+
+class StandardOutput : public OutputStream {
+	private:
+		StandardOutput(const StandardOutput &copy);
+
+	public:
+		StandardOutput () {}
+		void setup();
+
+		virtual void put(char c) override;
+};
+
+extern StandardOutput kout;
+
+#endif
diff --git a/include/arch/msp430fr5994lp/driver/timer.h b/include/arch/msp430fr5994lp/driver/timer.h
new file mode 100644
index 0000000..cb37da2
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/timer.h
@@ -0,0 +1,75 @@
+#include <msp430.h>
+#include <stdint.h>
+
+#define ON_TIMER_INTERRUPT_head __attribute__((interrupt(TIMER0_A1_VECTOR))) __attribute__((wakeup)) void handle_timer0_overflow() { if (TA0IV == 0x0e) {
+#define ON_TIMER_INTERRUPT_tail } }
+
+#if F_CPU == 16000000UL
+#define _TA0_MAIN_DIV ID__8
+#elif F_CPU == 8000000UL
+#define _TA0_MAIN_DIV ID__4
+#elif F_CPU == 4000000UL
+#define _TA0_MAIN_DIV ID__2
+#elif F_CPU == 1000000UL
+#define _TA0_MAIN_DIV ID__1
+#else
+#error Unsupported F_CPU
+#endif
+
+class Timer {
+	private:
+		Timer(const Timer &copy);
+
+	public:
+		Timer() {}
+
+#if F_CPU == 1000000UL
+		inline void setup_khz(uint16_t const frequency) {
+			TA0CTL = TASSEL__SMCLK | ID__1; // -> 1 MHz base
+			TA0EX0 = 0;
+			TA0CCR0 = 1000UL / frequency;
+			TA0CTL |= TACLR;
+		}
+
+		inline void setup_hz(uint16_t const frequency) { // 1 MHz base
+			if (frequency < 20) {
+				TA0CTL = TASSEL__SMCLK | ID__8; // /8
+				TA0EX0 = 1; // /2 -> /16 -> 62500 Hz
+				TA0CCR0 = 62500UL / frequency;
+			} else {
+				TA0CTL = TASSEL__SMCLK | ID__1;
+				TA0EX0 = 0;
+				TA0CCR0 = 1000000UL / frequency;
+			}
+			TA0CTL |= TACLR;
+		}
+#else
+		inline void setup_khz(uint16_t const frequency) {
+			TA0CTL = TASSEL__SMCLK | _TA0_MAIN_DIV; // -> 2 MHz base
+			TA0EX0 = 0;
+			TA0CCR0 = 2000UL / frequency;
+			TA0CTL |= TACLR;
+		}
+
+		inline void setup_hz(uint16_t const frequency) { // 2 MHz base
+			TA0CTL = TASSEL__SMCLK | _TA0_MAIN_DIV;
+			TA0EX0 = 0;
+			TA0CCR0 = 2000000UL / frequency;
+			TA0CTL |= TACLR;
+		}
+#endif
+
+		inline void start(unsigned char const interrupt) {
+			if (interrupt) {
+				TA0CTL |= MC__UP | TACLR | TAIE;
+			} else {
+				TA0CTL |= MC__UP | TACLR;
+			}
+		}
+
+		inline void stop() {
+			TA0CTL &= ~MC__UP;
+		}
+};
+
+extern Timer timer;
diff --git a/include/arch/msp430fr5994lp/driver/uptime.h b/include/arch/msp430fr5994lp/driver/uptime.h
new file mode 100644
index 0000000..3a52840
--- /dev/null
+++ b/include/arch/msp430fr5994lp/driver/uptime.h
@@ -0,0 +1,30 @@
+#ifndef UPTIME_H
+#define UPTIME_H
+
+#include <msp430.h>
+#include <stdint.h>
+
+class Uptime {
+	private:
+		Uptime(const Uptime &copy);
+#ifdef TIMER_S
+		uint16_t seconds;
+#endif
+
+	public:
+#ifdef TIMER_S
+		Uptime () : seconds(0) {}
+#else
+		Uptime () {}
+#endif
+		inline uint16_t get_us() { return TA0R; }
+		inline uint16_t get_cycles() { return TA2R; }
+#ifdef TIMER_S
+		inline uint16_t get_s() { return seconds; }
+		inline void tick_s() { seconds++; }
+#endif
+};
+
+extern Uptime uptime;
+
+#endif