From 75ca654c2a3a4cce24459a381311c259ce7ce8a3 Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Thu, 24 Mar 2022 22:55:13 -0700
Subject: GPIO Interrupts

---
 include/cpu/irq.h   |  9 ++++++++-
 include/symbols.h   | 10 +++++++++-
 include/usr/timed.h |  1 +
 3 files changed, 18 insertions(+), 2 deletions(-)

(limited to 'include')

diff --git a/include/cpu/irq.h b/include/cpu/irq.h
index 28e060b..e244cc9 100644
--- a/include/cpu/irq.h
+++ b/include/cpu/irq.h
@@ -6,7 +6,9 @@
 #define SYS_TIMER_1_IRQ 2
 #define SYS_TIMER_2_IRQ 3
 #define SYS_TIMER_3_IRQ 4
-#define LOCAL_TIMER_IRQ 5
+#define GPIO_BANK_1_IRQ 5
+#define GPIO_BANK_2_IRQ 6
+#define LOCAL_TIMER_IRQ 7
 #define MAX_IRQS LOCAL_TIMER_IRQ+1
 
 struct IrqEntry {
@@ -24,6 +26,11 @@ struct SysTimerInfo {
 	void* arg;
 };
 
+struct GPIOInfo {
+	unsigned long pin;
+	unsigned long priority;
+};
+
 static inline void enableirq(void)
 {
 	asm volatile("cpsie i");
diff --git a/include/symbols.h b/include/symbols.h
index b81b1a9..62f4a96 100644
--- a/include/symbols.h
+++ b/include/symbols.h
@@ -50,7 +50,7 @@ enum
 	IRQ_BASIC_DISABLE = (IRQ_BASE + 0x224),
 
 	// Peripherals Interrupts
-	//UART_IRQ   = 57,
+	UART_0_IRQ   = 57,
 	GPIO_IRQ_0 = 49,
 	GPIO_IRQ_1 = 50,
 	GPIO_IRQ_2 = 51,
@@ -117,6 +117,14 @@ enum
 #define GPLEV1          ((volatile unsigned int*)(MMIO_BASE+0x00200038))
 #define GPEDS0          ((volatile unsigned int*)(MMIO_BASE+0x00200040))
 #define GPEDS1          ((volatile unsigned int*)(MMIO_BASE+0x00200044))
+#define GPREN0          ((volatile unsigned int*)(MMIO_BASE+0x0020004C))
+#define GPREN1          ((volatile unsigned int*)(MMIO_BASE+0x00200050))
+#define GPFEN0          ((volatile unsigned int*)(MMIO_BASE+0x00200058))
+#define GPFEN1          ((volatile unsigned int*)(MMIO_BASE+0x0020005C))
+#define GPAREN0          ((volatile unsigned int*)(MMIO_BASE+0x0020007C))
+#define GPAREN1          ((volatile unsigned int*)(MMIO_BASE+0x00200080))
+#define GPAFEN0          ((volatile unsigned int*)(MMIO_BASE+0x00200088))
+#define GPAFEN1          ((volatile unsigned int*)(MMIO_BASE+0x0020008C))
 #define GPHEN0          ((volatile unsigned int*)(MMIO_BASE+0x00200064))
 #define GPHEN1          ((volatile unsigned int*)(MMIO_BASE+0x00200068))
 // Controls actuation of pull up/down to ALL GPIO pins.
diff --git a/include/usr/timed.h b/include/usr/timed.h
index f3f941a..4cccc56 100644
--- a/include/usr/timed.h
+++ b/include/usr/timed.h
@@ -3,5 +3,6 @@
 
 void loop(void);
 void loopt(void);
+void consumer(void);
 
 #endif
-- 
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