From 755371fc1590e752380822ffdb320484e3b6851f Mon Sep 17 00:00:00 2001 From: Lyonel Vincent Date: Thu, 2 Apr 2020 14:54:03 +0200 Subject: [PATCH 10/65] detect framebuffers --- src/core/graphics.cc | 44 ++++++++++++++++++++++++++++++++++++++++++++ src/core/graphics.h | 8 ++++++++ src/core/main.cc | 4 ++++ 4 files changed, 57 insertions(+), 1 deletion(-) create mode 100644 src/core/graphics.cc create mode 100644 src/core/graphics.h diff --git a/src/core/graphics.cc b/src/core/graphics.cc new file mode 100644 index 0000000..a8d490c --- /dev/null +++ b/src/core/graphics.cc @@ -0,0 +1,44 @@ +#include "version.h" +#include "hw.h" +#include "sysfs.h" +#include "osutils.h" +#include "graphics.h" +#include "heuristics.h" + +#include +#include + +__ID("@(#) $Id$"); + +using namespace std; + +bool scan_graphics(hwNode & n) +{ + vector < sysfs::entry > entries = sysfs::entries_by_class("graphics"); + + if (entries.empty()) + return false; + + for (vector < sysfs::entry >::iterator it = entries.begin(); + it != entries.end(); ++it) + { + const sysfs::entry & e = *it; + string dev = e.string_attr("dev"); + if(dev!="") + { + hwNode *device = n.findChildByBusInfo(e.leaf().businfo()); + if(!device) + device = n.addChild(hwNode("graphics", hw::display)); + device->claim(); + device->setLogicalName(e.name()); + device->addCapability("fb", "framebuffer"); + if(device->getProduct() == "") device->setProduct(e.string_attr("name")); + string resolution = e.string_attr("virtual_size"); + string depth = e.string_attr("bits_per_pixel"); + if(resolution != "") device->setConfig("resolution", resolution); + if(depth != "") device->setConfig("depth", depth); + } + } + + return true; +} diff --git a/src/core/graphics.h b/src/core/graphics.h new file mode 100644 index 0000000..c30f0bf --- /dev/null +++ b/src/core/graphics.h @@ -0,0 +1,8 @@ +#ifndef _GRAPHICS_H_ +#define _GRAPHICS_H_ + +#include "hw.h" + +bool scan_graphics(hwNode &); + +#endif diff --git a/src/core/main.cc b/src/core/main.cc index e35258c..ac2fba0 100644 --- a/src/core/main.cc +++ b/src/core/main.cc @@ -47,6 +47,7 @@ #include "mmc.h" #include "input.h" #include "sound.h" +#include "graphics.h" #include "smp.h" #include "abi.h" #include "s390.h" @@ -145,6 +146,9 @@ bool scan_system(hwNode & system) status("sound"); if (enabled("sound")) scan_sound(computer); + status("graphics"); + if (enabled("graphics")) + scan_graphics(computer); status("input"); if (enabled("input")) scan_input(computer); -- 2.33.1