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-rw-r--r--src/os/main.cc5
-rw-r--r--src/os/object/cpp_helpers.cc4
-rw-r--r--src/os/object/outputstream.cc191
3 files changed, 200 insertions, 0 deletions
diff --git a/src/os/main.cc b/src/os/main.cc
index b080185..3e48053 100644
--- a/src/os/main.cc
+++ b/src/os/main.cc
@@ -1,5 +1,6 @@
#include "arch.h"
#include "driver/gpio.h"
+#include "driver/stdout.h"
/*
void check_command(unsigned char argc, char** argv)
@@ -93,7 +94,11 @@ int main(void)
{
arch.setup();
gpio.setup();
+ kout.setup();
+
gpio.led_on(0);
+ kout << "Hello, World!" << endl;
+
arch.idle_loop();
//uart_setup();
diff --git a/src/os/object/cpp_helpers.cc b/src/os/object/cpp_helpers.cc
new file mode 100644
index 0000000..aad8020
--- /dev/null
+++ b/src/os/object/cpp_helpers.cc
@@ -0,0 +1,4 @@
+extern "C" void __cxa_pure_virtual()
+{
+ //while (1);
+}
diff --git a/src/os/object/outputstream.cc b/src/os/object/outputstream.cc
new file mode 100644
index 0000000..f308b56
--- /dev/null
+++ b/src/os/object/outputstream.cc
@@ -0,0 +1,191 @@
+#include "object/outputstream.h"
+
+OutputStream & OutputStream::operator<<(unsigned char c)
+{
+ put(c);
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(char c)
+{
+ put(c);
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned short number)
+{
+ *this << (unsigned long long)number;
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(short number)
+{
+ *this << (long long)number;
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned int number)
+{
+ *this << (unsigned long long)number;
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(int number)
+{
+ *this << (long long)number;
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned long number)
+{
+ *this << (unsigned long long)number;
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(long number)
+{
+ *this << (long long)number;
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(unsigned long long number)
+{
+ switch (base) {
+ case 2:
+ put('0');
+ put('b');
+ break;
+ case 8:
+ put('0');
+ break;
+ case 16:
+ put('0');
+ put('x');
+ break;
+ }
+
+ if (number == 0) {
+ put('0');
+ return *this;
+ }
+
+ signed int i = 0;
+ while (number > 0) {
+ if (base == 16 && number % base > 9) {
+ digit_buffer[i] = 'a' + (number % base) - 10;
+ } else {
+ digit_buffer[i] = '0' + (number % base);
+ }
+ number /= base;
+ i++;
+ }
+ i--;
+ for (; i >= 0; i--) {
+ put(digit_buffer[i]);
+ }
+ return *this;
+
+}
+
+OutputStream & OutputStream::operator<<(long long number)
+{
+ if (number < 0) {
+ put('-');
+ number *= -1;
+ }
+ *this << (unsigned long long)number;
+
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(void *pointer)
+{
+ unsigned short temp_base = base;
+ *this << hex << (long)pointer;
+ switch (temp_base) {
+ case 2:
+ *this << bin; break;
+ case 8:
+ *this << oct; break;
+ case 10:
+ *this << dec; break;
+ }
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(const char *text)
+{
+ int i = 0;
+ while (text[i] != '\0') {
+ put(text[i++]);
+ }
+ return *this;
+}
+
+OutputStream & OutputStream::operator<<(OutputStream & (*fkt) (OutputStream &))
+{
+ return fkt(*this);
+}
+
+void OutputStream::setBase(uint8_t b)
+{
+ if (b == 2 || b == 8 || b == 10 || b == 16) {
+ base = b;
+ }
+}
+
+// FLUSH
+OutputStream & flush(OutputStream & os)
+{
+ os.flush();
+ return os;
+}
+
+// ENDL: fuegt einen Zeilenumbruch in die Ausgabe ein.
+OutputStream & endl(OutputStream & os)
+{
+ os.put('\n');
+ os.flush();
+ return os;
+}
+
+// BIN: print numbers in binary form
+OutputStream & bin(OutputStream & os)
+{
+ os.setBase(2);
+ return os;
+}
+
+// OCT: print numbers in octal form.
+OutputStream & oct(OutputStream & os)
+{
+ os.setBase(8);
+ return os;
+}
+
+// DEC: print numbers in decimal form.
+OutputStream & dec(OutputStream & os)
+{
+ os.setBase(10);
+ return os;
+}
+
+// HEX: print numbers in hexadecimal form.
+OutputStream & hex(OutputStream & os)
+{
+ os.setBase(16);
+ return os;
+}
+
+// TERM: null-termination
+OutputStream & term(OutputStream & os)
+{
+ os.put('\0');
+ os.flush();
+ return os;
+}
+
+OutputStream::OutputStream()
+{
+ base = 10;
+}