From 76b381c5d30f32c3018a134d96f8a5c3ad677cfa Mon Sep 17 00:00:00 2001
From: Andreas Baumann <mail@andreasbaumann.cc>
Date: Sat, 15 Jul 2017 17:38:09 +0200
Subject: added a dummy RTL8139 network driver added register interrupt handler
 methods to drivers (but I'm pretty unsure about them) setting network in qemu
 startup and using RTL8139 emulation drivers

---
 src/drivers/driver.c           |  9 ++++++++
 src/drivers/driver.h           |  4 ++++
 src/drivers/hdi/ps2/keyboard.c |  1 +
 src/drivers/hdi/ps2/mouse.c    |  1 +
 src/drivers/net/rtl8139.c      | 47 ++++++++++++++++++++++++++++++++++++++++++
 src/drivers/net/rtl8139.h      | 20 ++++++++++++++++++
 src/drivers/video/vga.c        |  1 +
 7 files changed, 83 insertions(+)
 create mode 100644 src/drivers/net/rtl8139.c
 create mode 100644 src/drivers/net/rtl8139.h

(limited to 'src/drivers')

diff --git a/src/drivers/driver.c b/src/drivers/driver.c
index aac2e36..18428dc 100644
--- a/src/drivers/driver.c
+++ b/src/drivers/driver.c
@@ -5,6 +5,7 @@
 #include "stdio.h"
 
 static driver_vtable_t const driver_vtable = {
+	driver_register_interrupt_handler,
 	driver_activate,
 	driver_deactivate,
 	driver_deinit,
@@ -18,6 +19,14 @@ void driver_init( driver_t *driver )
 	driver->vtable = &driver_vtable;
 }
 
+void driver_register_interrupt_handler( void *obj, interrupt_handler_func_t handler, void *context )
+{
+	driver_t *driver = (driver_t *)obj;
+
+	driver->handler = handler;
+	driver->context = context;
+}
+
 void driver_activate( void *obj )
 {
 }
diff --git a/src/drivers/driver.h b/src/drivers/driver.h
index 0f1a2b4..d538f14 100644
--- a/src/drivers/driver.h
+++ b/src/drivers/driver.h
@@ -4,6 +4,7 @@
 #include "interrupts.h"
 
 typedef struct {
+	void (*register_interrupt_handler)( void *obj, interrupt_handler_func_t handler, void *context );
 	void (*activate)( void *obj );
 	void (*deactivate)( void *obj );
 	void (*deinit)( void *obj );
@@ -12,9 +13,12 @@ typedef struct {
 
 typedef struct {
 	driver_vtable_t const *vtable;
+	interrupt_handler_func_t handler;
+	void *context;
 } driver_t;
 
 void driver_init( driver_t *driver );
+void driver_register_interrupt_handler( void *obj, interrupt_handler_func_t handler, void *context );
 void driver_activate( void *obj );
 void driver_deactivate( void *obj );
 void driver_deinit( void *obj );
diff --git a/src/drivers/hdi/ps2/keyboard.c b/src/drivers/hdi/ps2/keyboard.c
index ccae3e7..df4edd7 100644
--- a/src/drivers/hdi/ps2/keyboard.c
+++ b/src/drivers/hdi/ps2/keyboard.c
@@ -66,6 +66,7 @@ static void read_ack( keyboard_t *keyboard )
 
 static keyboard_vtable_t const keyboard_vtable = {
 	{
+	driver_register_interrupt_handler,
 	keyboard_activate,
 	keyboard_deactivate,
 	keyboard_deinit,
diff --git a/src/drivers/hdi/ps2/mouse.c b/src/drivers/hdi/ps2/mouse.c
index 1421729..bfda08f 100644
--- a/src/drivers/hdi/ps2/mouse.c
+++ b/src/drivers/hdi/ps2/mouse.c
@@ -78,6 +78,7 @@ static void set_sample_rate( mouse_t *mouse, uint8_t samples )
 
 static mouse_vtable_t const mouse_vtable = {
 	{
+	driver_register_interrupt_handler,
 	mouse_activate,
 	mouse_deactivate,
 	mouse_deinit,
diff --git a/src/drivers/net/rtl8139.c b/src/drivers/net/rtl8139.c
new file mode 100644
index 0000000..139f228
--- /dev/null
+++ b/src/drivers/net/rtl8139.c
@@ -0,0 +1,47 @@
+#include "rtl8139.h"
+
+#include "string.h"
+#include "stdio.h"
+
+#undef DEBUG
+
+static rtl8139_vtable_t const rtl8139_vtable = {
+	{
+	driver_register_interrupt_handler,
+	rtl8139_activate,
+	rtl8139_deactivate,
+	rtl8139_deinit,
+	rtl8139_print_info
+	}
+};
+
+void rtl8139_init( rtl8139_t *rtl8139 )
+{
+	memset( rtl8139, 0, sizeof( rtl8139_t ) );
+
+	((driver_t *)rtl8139)->vtable = (driver_vtable_t *)&rtl8139_vtable;
+}
+
+void rtl8139_activate( void *obj )
+{
+	puts( "Activating driver for Realtek 8139 network card.." );
+
+	rtl8139_t *rtl8139 = obj;
+}
+
+void rtl8139_deactivate( void *obj )
+{
+	puts( "Dectivating driver for Realtek 8139 network card.." );
+
+	rtl8139_t *rtl8139 = obj;
+}
+
+void rtl8139_deinit( void *obj )
+{
+	// nothing to do
+}
+
+void rtl8139_print_info( void *obj )
+{
+	puts( "Realtek 8139 network card driver" );
+}
diff --git a/src/drivers/net/rtl8139.h b/src/drivers/net/rtl8139.h
new file mode 100644
index 0000000..fd3becc
--- /dev/null
+++ b/src/drivers/net/rtl8139.h
@@ -0,0 +1,20 @@
+#ifndef RTL8139_H
+#define RTL8139_H
+
+#include "driver.h"
+
+typedef struct {
+	driver_t base;
+} rtl8139_t;
+
+typedef struct {
+	driver_vtable_t base;
+} rtl8139_vtable_t;
+
+void rtl8139_init( rtl8139_t *rtl8139 );
+void rtl8139_activate( void *obj );
+void rtl8139_deactivate( void *obj );
+void rtl8139_deinit( void *obj );
+void rtl8139_print_info( void *obj );
+
+#endif // RTL8139_H
diff --git a/src/drivers/video/vga.c b/src/drivers/video/vga.c
index fd5bb10..5f9065e 100644
--- a/src/drivers/video/vga.c
+++ b/src/drivers/video/vga.c
@@ -11,6 +11,7 @@
 
 static vga_vtable_t const vga_vtable = {
 	{
+	driver_register_interrupt_handler,
 	vga_activate,
 	vga_deactivate,
 	vga_deinit,
-- 
cgit v1.2.3-54-g00ecf