tc1796 is a proper arch now

1 files changed, 53 insertions, 0 deletions

diff --git a/include/arch/tc1796-triboard/driver/gpio.h b/include/arch/tc1796-triboard/driver/gpio.h
new file mode 100644
index 0000000..9ac43dd
--- /dev/null
+++ b/include/arch/tc1796-triboard/driver/gpio.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright 2022 Daniel Friesel
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+#ifndef GPIO_H
+#define GPIO_H
+
+class GPIO {
+	private:
+		GPIO(const GPIO &copy);
+
+	public:
+		GPIO () {}
+
+		enum Pin : unsigned char {
+			PIN_INVALID
+		};
+
+		inline void setup() {
+			*((int*)0xf0000f10) = 0x80808080;
+			*((int*)0xf0000f14) = 0x80808080;
+			*((int*)0xf0000f00) = 0x000000ff;
+		}
+		inline void led_on(unsigned char id = 0) {
+			*((int*)0xf0000f00) &= ~(1 << id);
+		}
+		inline void led_off(unsigned char id = 0) {
+			*((int*)0xf0000f00) |= (1 << id);
+		}
+		inline void led_toggle(unsigned char id = 0) {
+			*((int*)0xf0000f00) ^= (1 << id);
+		}
+		inline void input(unsigned char const pin) {
+		}
+		inline void input(unsigned char const pin, unsigned char const pull) {
+		}
+		inline void output(unsigned char const pin) {
+		}
+		inline void output(unsigned char const pin, unsigned char const value) {
+		}
+		inline unsigned char read(unsigned char const pin) {
+			return 0;
+		}
+		inline void write(unsigned char const pin, unsigned char value) {
+		}
+		inline void write_mask(unsigned char const pin_base, unsigned char set_mask, unsigned char clear_mask) {
+		}
+};
+
+extern GPIO gpio;
+
+#endif