2 files changed, 133 insertions, 0 deletions
diff --git a/src/util/status.c b/src/util/status.c
new file mode 100644
index 0000000..95ea0ff
--- /dev/null
+++ b/src/util/status.c
@@ -0,0 +1,127 @@
+#include "../graphics/drawer.h"
+#include "../graphics/lfb.h"
+#include "../sys/core.h"
+#include "../sys/timer.h"
+#include "../util/mutex.h"
+#include "../util/status.h"
+#include "../util/time.h"
+
+extern char* os_info_v;
+
+void output_irq_status(void)
+{
+	// Basic IRQ
+	unsigned long ib_val = load32(IRQ_BASIC_ENABLE);
+	// IRQ 1
+	unsigned long i1_val = load32(IRQ_ENABLE1);
+	// IRQ 2
+	unsigned long i2_val = load32(IRQ_ENABLE2);
+	// FIQ
+	unsigned long f_val = load32(FIQ_CONTROL);
+
+	// Check GPU Interrupt Routing
+	unsigned long g_val = load32(GPU_INTERRUPTS_ROUTING);
+	write_string(&g_Drawer, "GPU IRQ: Core ");
+	write_10(&g_Drawer, g_val & 0b11);
+	write_string(&g_Drawer, " | GPU FIQ: Core ");
+	write_10(&g_Drawer, (g_val >> 2) & 0b11);
+
+	write_string(&g_Drawer, "\n");
+	write_hex32(&g_Drawer, ib_val);
+	write_string(&g_Drawer, " ");
+	write_hex32(&g_Drawer, i1_val);
+	write_string(&g_Drawer, " ");
+	write_hex32(&g_Drawer, i2_val);
+	write_string(&g_Drawer, " ");
+	write_hex32(&g_Drawer,  f_val);
+
+	// Check UART IRQ
+	write_string(&g_Drawer, "\nUART: ");
+	if (i2_val & (1<<25)) {
+		write_cstring(&g_Drawer, "Enabled", 0x00FF00);
+	} else {
+		write_cstring(&g_Drawer, "Disabled", 0xFF0000);
+	}
+
+	// Check TIMER IRQ
+	write_string(&g_Drawer, "   TIMER: ");
+	if (ib_val & (1<<0)) {
+		write_cstring(&g_Drawer, "Enabled", 0x00FF00);
+	} else {
+		write_cstring(&g_Drawer, "Disabled", 0xFF0000);
+	}
+}
+
+void status(void)
+{
+	unsigned int x = g_Drawer.x;
+	unsigned int y = g_Drawer.y;
+	g_Drawer.x = 0;
+	g_Drawer.y = 0;
+	// OS Info
+	write_cstring(&g_Drawer, "DendritOS", 0xFF0000);
+	write_cstring(&g_Drawer, " v", 0x00FFFF);
+	write_cstring(&g_Drawer, os_info_v, 0x00FFFF);
+	write_string(&g_Drawer, " #");
+	if (lock_mutex(&exe_cnt_m, SYS_PID) == 0) {
+		write_10(&g_Drawer, *((unsigned long*)exe_cnt_m.addr));
+		release_mutex(&exe_cnt_m, SYS_PID);
+	}
+
+	// Commands
+	write_string(&g_Drawer, "\nMonitor: Ctrl-A m  Exit: Ctrl-A x  Timer: Ctrl-T");
+
+	// GPU IRQ Statuses
+	write_string(&g_Drawer, "\n");
+	output_irq_status();
+
+	// Timer Status
+	write_string(&g_Drawer, "\nTIMER: ");
+	write_cstring(&g_Drawer, "Enabled ", 0x00FF00);
+	// Output the frequency
+	write_string(&g_Drawer, " @ ");
+	unsigned long frq = read_cntfrq()/1000;
+	write_10(&g_Drawer, frq);
+	write_string(&g_Drawer, " kHz ");
+	// Output the value
+	unsigned long v = read_cntv_tval();
+	write_10(&g_Drawer, v);
+	write_string(&g_Drawer, " | ");
+	write_hex32(&g_Drawer, v);
+
+	// Video Status
+	write_string(&g_Drawer, "\nVIDEO: ");
+	write_cstring(&g_Drawer, "Enabled ", 0x00FF00);
+	write_10(&g_Drawer, width);
+	write_string(&g_Drawer, "x");
+	write_10(&g_Drawer, height);
+	if(isrgb) {
+		write_string(&g_Drawer, " RGB");
+	} else {
+		write_string(&g_Drawer, " BGR");
+	}
+
+	g_Drawer.x = 0;
+	g_Drawer.y = 8;
+	for(int i = 0; i < 128; i++)
+		write_char(&g_Drawer, ' ');
+	g_Drawer.x = 0;
+	g_Drawer.y = 8;
+	write_string(&g_Drawer, "Timer Counter: ");
+	if (exe_cnt_m.pid == NULL_PID) {
+		write_cstring(&g_Drawer, "Free!", 0xFF00FF);
+	} else {
+		write_cstring(&g_Drawer, "Locked by ", 0xFF00FF);
+		if (exe_cnt_m.pid == SYS_PID)
+			write_cstring(&g_Drawer, "System", 0xFF00FF);
+		else if (exe_cnt_m.pid == SCHED_PID)
+			write_cstring(&g_Drawer, "Scheduler", 0xFF00FF);
+		else {
+			write_cstring(&g_Drawer, "Process ", 0xFF00FF);
+			write_c10(&g_Drawer, exe_cnt_m.pid, 0xFF00FF);
+		}
+		write_cchar(&g_Drawer, '!', 0xFF00FF);
+	}
+	g_Drawer.x = x;
+	g_Drawer.y = y;
+}
diff --git a/src/util/status.h b/src/util/status.h
new file mode 100644
index 0000000..f6966dd
--- /dev/null
+++ b/src/util/status.h
@@ -0,0 +1,6 @@
+#ifndef UTIL_STATUS_H
+#define UTIL_STATUS_H
+
+void status(void);
+
+#endif