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-rw-r--r--src/cpu/irq.c11
-rw-r--r--src/sys/core.c84
-rw-r--r--src/sys/timer.c13
-rw-r--r--src/sys/timer.h4
-rw-r--r--src/util/mutex.h3
5 files changed, 95 insertions, 20 deletions
diff --git a/src/cpu/irq.c b/src/cpu/irq.c
index cdbd615..2673cc8 100644
--- a/src/cpu/irq.c
+++ b/src/cpu/irq.c
@@ -23,23 +23,22 @@ void c_irq_handler(void) {
cntfrq = read_cntfrq();
write_cntv_tval(cntfrq);
enable_cntv();
- uart_string((char*)"Timer \033[92mEnabled\033[0m\n");
+ uart_string((char*)"\033[?25l\033[s\033[4;1H\033[0KTimer: \033[92mEnabled\033[0m\033[u\033[?25h");
} else {
disable_cntv();
- uart_string((char*)"Timer \033[91mDisabled\033[0m\n");
+ uart_string((char*)"\033[?25l\033[s\033[4;1H\033[0KTimer: \033[91mDisabled\033[0m\033[u\033[?25h");
}
} else {
if (data == 0x0D) {
- uart_char(0x0a);
+ //uart_char(0x0a);
+ uart_char(data);
+ uart_string("\033[?25l> \033[0K\033[?25h");
} else if (data == 0x08) {
uart_char((unsigned char)data);
uart_char(0x20);
uart_char((unsigned char)data);
} else {
uart_char((unsigned char)data);
- //uart_char(0x20);
- //uart_hexn(data);
- //uart_string((char*)" c_irq_handler\n");
}
}
enable_irq();
diff --git a/src/sys/core.c b/src/sys/core.c
index c82de5a..d15c686 100644
--- a/src/sys/core.c
+++ b/src/sys/core.c
@@ -1,20 +1,21 @@
#include "../drivers/uart.a.h"
#include "../drivers/uart.h"
#include "../util/time.h"
+#include "../util/mutex.h"
#include "../sys/core.h"
#include "../sys/timer.h"
#include "../sys/power.h"
-static char* os_info_h = "\033[93mInitialized the Real Time Operating System\033[0m\n\033[96mName\033[0m: \033[94mDendritOS\033[0m\n\033[96mVersion\033[0m: \033[95m";
-static char* os_info_t = "\033[0m\n\nQEMU\n====\n Monitor : Ctrl-A c\n Timer : Ctrl-T\n Exit : Ctrl-A x\n\n";
+//char* os_info_h = "\033[93mInitialized the Real Time Operating System\033[0m\n\033[96mName\033[0m: \033[94mDendritOS\033[0m\n\033[96mVersion\033[0m: \033[95m";
+//char* os_info_t = "\033[0m\n\nQEMU\n====\n Monitor : Ctrl-A c\n Timer : Ctrl-T\n Exit : Ctrl-A x\n\n";
#ifndef VERSION
-static char* os_info_v = "?";
+char* os_info_v = "?";
#else
-static char* os_info_v = VERSION;
+char* os_info_v = VERSION;
#endif
-static char* irq_on = " \033[92mEnabled\033[0m\n";
-static char* irq_off = " \033[91mDisabled\033[0m\n";
+static char* irq_on = " \033[92mEnabled\033[0m";
+static char* irq_off = " \033[91mDisabled\033[0m";
// Initialize IRQs
void sysinit() {
@@ -69,6 +70,7 @@ void chk_irq_stat() {
} else {
uart_string(irq_off);
}
+ uart_char(0x0a);
// Check TIMER IRQ
uart_string((char*)" TIMER:");
@@ -83,6 +85,7 @@ void chk_irq_stat() {
} else {
uart_string(irq_off);
}
+ uart_char(0x0a);
// Check FIQ
unsigned long f_val = load32(FIQ_CONTROL);
@@ -93,6 +96,7 @@ void chk_irq_stat() {
} else {
uart_string(irq_off);
}
+ uart_char(0x0a);
// Check GPU Interrupt Routing
unsigned long g_val = load32(GPU_INTERRUPTS_ROUTING);
@@ -106,8 +110,72 @@ void chk_irq_stat() {
uart_char(0x0a);
}
+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);
+
+ uart_string("\033[5;1H");
+ // Check UART IRQ
+ uart_string((char*)"UART:");
+ if (i2_val & (1<<25)) {
+ uart_string(irq_on);
+ } else {
+ uart_string(irq_off);
+ }
+ // Check TIMER IRQ
+ uart_string((char*)" TIMER:");
+ if (ib_val & (1<<0)) {
+ uart_string(irq_on);
+ // Output the frequency
+ uart_string(" @ ");
+ unsigned long frq = read_cntfrq()/1000;
+ //uart_hexn(cntfrq);
+ uart_10(frq);
+ uart_string((char*)" kHz");
+ } else {
+ uart_string(irq_off);
+ }
+
+ uart_string("\033[6;1H");
+ // Check GPU Interrupt Routing
+ unsigned long g_val = load32(GPU_INTERRUPTS_ROUTING);
+ uart_string((char*)"GPU IRQ: Core ");
+ uart_char(0x30 + (g_val & 0x3));
+ uart_string((char*)" | GPU FIQ: Core ");
+ uart_char(0x30 + ((g_val>>2) & 0x3));
+
+ uart_string("\033[7;1H");
+ uart_hex(ib_val);
+ uart_char(0x20);
+ uart_hex(i1_val);
+ uart_char(0x20);
+ uart_hex(i2_val);
+ uart_char(0x20);
+ uart_hex(f_val);
+}
+
void postinit() {
- uart_string(os_info_h);
+ // OS Info
+ uart_string("\033[2J\033[1;1H\033[91mDendritOS \033[96mv");
uart_string(os_info_v);
- uart_string(os_info_t);
+ uart_string("\033[0m #");
+ if (lock_mutex(&exe_cnt_m, SYS_PID) == 0) {
+ uart_10(*(exe_cnt_m.addr));
+ release_mutex(&exe_cnt_m, SYS_PID);
+ }
+ // Commands
+ uart_string("\033[2;1HMonitor: Ctrl-A m\033[2;20HExit: Ctrl-A x");
+ uart_string("\033[3;1HTimer: Ctrl-T\033[3;20H");
+ // Timer Status
+ uart_string("\033[4;1HTimer: \033[92mEnabled\033[0m");
+ // GPU IRQ Statuses
+ output_irq_status();
+ // Input line
+ uart_string("\033[8;1H> ");
}
diff --git a/src/sys/timer.c b/src/sys/timer.c
index 16e6fdb..13ce317 100644
--- a/src/sys/timer.c
+++ b/src/sys/timer.c
@@ -5,10 +5,11 @@
#include "../drivers/uart.a.h"
#include "../drivers/uart.h"
-static unsigned long exe_cnt = 0;
-static struct Mutex exe_cnt_m = {.addr = &exe_cnt, .pid = NULL_PID};
+#define TIMER_C
+extern char* os_info_v;
-//static unsigned long execution_count = 0;
+unsigned long exe_cnt = 0;
+struct Mutex exe_cnt_m = {.addr = &exe_cnt, .pid = NULL_PID};
void c_timer() {
// Reset the counter
@@ -24,9 +25,11 @@ void c_timer() {
// Lock the execution counter
if (lock_mutex(&exe_cnt_m, SCHED_PID) == 0) {
*(exe_cnt_m.addr) += 1;
- uart_string((char*)"Executed #");
+ uart_string("\033[?25l\033[s\033[1;1H\033[91mDendritOS \033[96mv");
+ uart_string(os_info_v);
+ uart_string("\033[0m #");
uart_10(*(exe_cnt_m.addr));
- uart_string((char*)" Times\n");
+ uart_string("\033[u\033[?25h");
release_mutex(&exe_cnt_m, SCHED_PID);
}
}
diff --git a/src/sys/timer.h b/src/sys/timer.h
index 641a581..4774ed4 100644
--- a/src/sys/timer.h
+++ b/src/sys/timer.h
@@ -1,6 +1,10 @@
#ifndef SYS_TIMER_H
#define SYS_TIMER_H
+#ifndef TIMER_C
+extern struct Mutex exe_cnt_m;
+#endif
+
void c_timer();
#endif
diff --git a/src/util/mutex.h b/src/util/mutex.h
index 37def4b..f99b7a8 100644
--- a/src/util/mutex.h
+++ b/src/util/mutex.h
@@ -2,7 +2,8 @@
#define UTIL_MUTEX_H
#define NULL_PID 0
-#define SCHED_PID 1
+#define SYS_PID 1
+#define SCHED_PID 2
struct Mutex {
unsigned long* addr;
generated by cgit v1.2.1 (git 2.18.0) at 2025-11-04 01:33:23 +0000