119 lines
3.0 KiB
C++
119 lines
3.0 KiB
C++
/**
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* \brief Platform specific definitions
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* \author Sebastian Sumpf
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* \date 2012-07-06
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*
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* These functions have to be implemented on all supported platforms.
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*/
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/*
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* Copyright (C) 2012-2013 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _PLATFORM_H_
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#define _PLATFORM_H_
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#include <base/printf.h>
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#include <os/config.h>
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#include <util/xml_node.h>
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#include <os/signal_rpc_dispatcher.h>
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#include <irq_session/capability.h>
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struct Services
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{
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/* USB profiles */
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bool hid = false;
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bool stor = false;
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bool nic = false;
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bool raw = false;
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/* Controller types */
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bool uhci = false; /* 1.0 */
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bool ehci = false; /* 2.0 */
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bool xhci = false; /* 3.0 */
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/*
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* Screen resolution used by touch devices to convert touchscreen
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* absolute coordinates to screen absolute coordinates
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*/
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bool multitouch = false;
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unsigned long screen_width = 0;
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unsigned long screen_height = 0;
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Services()
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{
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using namespace Genode;
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try {
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Genode::Xml_node node_hid = config()->xml_node().sub_node("hid");
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hid = true;
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try {
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Genode::Xml_node node_screen = node_hid.sub_node("touchscreen");
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node_screen.attribute("width").value(&screen_width);
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node_screen.attribute("height").value(&screen_height);
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multitouch = node_screen.attribute("multitouch").has_value("yes");
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} catch (...) {
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screen_width = screen_height = 0;
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PDBG("Could not read screen resolution in config node");
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}
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} catch (Xml_node::Nonexistent_sub_node) {
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PDBG("No <hid> config node found - not starting the USB HID (Input) service");
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}
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try {
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config()->xml_node().sub_node("storage");
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stor = true;
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} catch (Xml_node::Nonexistent_sub_node) {
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PDBG("No <storage> config node found - not starting the USB Storage (Block) service");
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}
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try {
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config()->xml_node().sub_node("nic");
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nic = true;
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} catch (Xml_node::Nonexistent_sub_node) {
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PDBG("No <nic> config node found - not starting the USB Nic (Network) service");
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}
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try {
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config()->xml_node().sub_node("raw");
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raw = true;
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} catch (Xml_node::Nonexistent_sub_node) {
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PDBG("No <raw> config node found - not starting external USB service");
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}
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try {
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if (!config()->xml_node().attribute("uhci").has_value("yes"))
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throw -1;
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uhci = true;
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PINF("Enabled UHCI (USB 1.0/1.1) support");
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} catch (...) { }
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try {
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if (!config()->xml_node().attribute("ehci").has_value("yes"))
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throw -1;
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ehci = true;
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PINF("Enabled EHCI (USB 2.0) support");
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} catch (...) { }
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try {
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if (!config()->xml_node().attribute("xhci").has_value("yes"))
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throw -1;
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xhci = true;
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PINF("Enabled XHCI (USB 3.0) support");
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} catch (...) { }
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if (!(uhci | ehci | xhci))
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PWRN("Warning: No USB controllers enabled.\n"
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"Use <config (u/e/x)hci=\"yes\"> in your 'usb_drv' configuration");
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}
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};
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void platform_hcd_init(Services *services);
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Genode::Irq_session_capability platform_irq_activate(int irq);
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#endif /* _PLATFORM_H_ */
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