From 7753da66d7d72f441dadd76f357fd5ceb50e7c8f Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Thu, 24 Mar 2022 18:52:56 -0700
Subject: Modularize Userspace

---
 include/cpu.h        | 24 +++++++++++++-----------
 include/usr/string.h |  6 ++++++
 include/usr/timed.h  |  7 +++++++
 include/usr/uart.h   |  6 ++++++
 4 files changed, 32 insertions(+), 11 deletions(-)
 create mode 100644 include/usr/string.h
 create mode 100644 include/usr/timed.h
 create mode 100644 include/usr/uart.h

(limited to 'include')

diff --git a/include/cpu.h b/include/cpu.h
index 43eeed3..d16beb5 100644
--- a/include/cpu.h
+++ b/include/cpu.h
@@ -88,16 +88,18 @@ static inline void* getirqstack(void)
 		asm volatile("svc #" syscall_h_expand_and_quote(sys_n) ::"r"(r0): "memory"); \
 		}
 
-#define SYS_YIELD        0
-#define SYS_TIME         1
-#define SYS_SCHED        2
-#define SYS_YIELD_HIGH   2
-#define SYS_ADD_THREAD   3
-#define SYS_LOCK         4
-#define SYS_UNLOCK       5
-#define SYS_SEMAPHORE_P  6
-#define SYS_SEMAPHORE_V  7
-#define SYS_SEMAPHORE_IV 8
-#define SYS_TIME_2       9
+#define SYS_YIELD        0x00000
+#define SYS_TIME         0x00001
+#define SYS_SCHED        0x00002
+#define SYS_YIELD_HIGH   0x00002
+#define SYS_ADD_THREAD   0x00003
+#define SYS_LOCK         0x00004
+#define SYS_UNLOCK       0x00005
+#define SYS_SEMAPHORE_P  0x00006
+#define SYS_SEMAPHORE_V  0x00007
+#define SYS_SEMAPHORE_IV 0x00008
+#define SYS_TIME_2       0x00009
+#define SYS_ENABLE_CNTV  0x0000A
+#define SYS_DISABLE_CNTV 0x0000B
 
 #endif
diff --git a/include/usr/string.h b/include/usr/string.h
new file mode 100644
index 0000000..7da44a8
--- /dev/null
+++ b/include/usr/string.h
@@ -0,0 +1,6 @@
+#ifndef USR_STRING_H
+#define USR_STRING_H
+
+char* ulong_to_string(unsigned long value, char* data);
+
+#endif
diff --git a/include/usr/timed.h b/include/usr/timed.h
new file mode 100644
index 0000000..f3f941a
--- /dev/null
+++ b/include/usr/timed.h
@@ -0,0 +1,7 @@
+#ifndef USR_TIMED_H
+#define USR_TIMED_H
+
+void loop(void);
+void loopt(void);
+
+#endif
diff --git a/include/usr/uart.h b/include/usr/uart.h
new file mode 100644
index 0000000..2214012
--- /dev/null
+++ b/include/usr/uart.h
@@ -0,0 +1,6 @@
+#ifndef USR_UART_H
+#define USR_UART_H
+
+void handle_data(unsigned char data);
+
+#endif
-- 
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