get physical address from framebuffer device

diff --git a/lib/gdi/fb.cpp b/lib/gdi/fb.cpp
index bb6041e0f76094710cb85642176a428daffa72f0..cde3e3572f382cc589f3207f9a743cbcba850abf 100644 (file)
--- a/lib/gdi/fb.cpp
+++ b/lib/gdi/fb.cpp
@@ -62,6 +62,7 @@ fbClass::fbClass(const char *fb)
        }
 
        available=fix.smem_len;
+       m_phys_mem = fix.smem_start;
        eDebug("%dk video mem", available/1024);
        lfb=(unsigned char*)mmap(0, available, PROT_WRITE|PROT_READ, MAP_SHARED, fd, 0);
        if (!lfb)

diff --git a/lib/gdi/fb.h b/lib/gdi/fb.h
index fa4a4829218c31270285539b8aea64cf2745cab9..54473805256b893103fc05733d3db52e82e35d56 100644 (file)
--- a/lib/gdi/fb.h
+++ b/lib/gdi/fb.h
@@ -17,6 +17,7 @@ class fbClass
 
        int m_manual_blit;
        int m_number_of_pages;
+       int m_phys_mem;
 #ifdef SWIG
        fbClass(const char *fb="/dev/fb/0");
        ~fbClass();
@@ -32,6 +33,8 @@ public:
        
        int getNumPages() { return m_number_of_pages; }
        
+       unsigned long getPhysAddr() { return m_phys_mem; }
+       
        int setOffset(int off);
        int waitVSync();
        void blit();