WebSVN – HelenOS-historic – Diff – /uspace/trunk/fb/fb.c

 #include <unistd.h>
 #include <stdlib.h>
 #include <ipc/ns.h>
 #include <kernel/errno.h>
+#include <async.h>
 #include "fb.h"
-#define pl /*printf("FB:L:%d\n",(int)__LINE__);*/
 #define EFB (-1)
 #define DEFAULT_BGCOLOR     0x000080
 #define DEFAULT_FGCOLOR     0xffff00
 #define DEFAULT_LOGOCOLOR   0x0000ff
 unsigned int mod_col(unsigned int col,int mod);
-int main(int argc, char *argv[])
+static int init_fb(void)
+{
     __address fb_ph_addr;
     unsigned int fb_width;
     unsigned int fb_height;
     unsigned int fb_bpp;
     unsigned int fb_scanline;
     __address fb_addr;
     int a=0;
+    int i,j,k;
+    int w;
+    char text[]="HelenOS Framebuffer driver\non Virtual Framebuffer\nVFB ";
-    if(!sysinfo_value("fb")) return -1;
     fb_ph_addr=sysinfo_value("fb.address.physical");
     fb_width=sysinfo_value("fb.width");
     fb_height=sysinfo_value("fb.height");
     fb_bpp=sysinfo_value("fb.bpp");
     fb_scanline=sysinfo_value("fb.scanline");
     fb_addr=ALIGN_UP(((__address)set_maxheapsize(USER_ADDRESS_SPACE_SIZE_ARCH>>1)),PAGE_SIZE);
     map_physmem(task_get_id(),(void *)((__address)fb_ph_addr),(void *)fb_addr,
-        (fb_scanline*fb_height+PAGE_SIZE-1)>>PAGE_WIDTH,1);
+            (fb_scanline*fb_height+PAGE_SIZE-1)>>PAGE_WIDTH,1);
     fb_init(0,fb_addr, fb_width, fb_height, fb_bpp, fb_scanline,
         MAIN_BGCOLOR,MAIN_FGCOLOR,MAIN_LOGOCOLOR);
     fb_putchar(0,'\n');
     fb_putchar(0,' ');
+    for(i=0;i<H_NO_VFBS;i++)
+        for(j=0;j<V_NO_VFBS;j++) {
+            w = create_window(0,(fb_width/H_NO_VFBS)*i+SPACING,
+                      (fb_height/V_NO_VFBS)*j+SPACING,(fb_width/H_NO_VFBS)-2*SPACING ,
+                      (fb_height/V_NO_VFBS)-2*SPACING,mod_col(DEFAULT_BGCOLOR,/*i+j*H_NO_VFBS*/0),
+                      mod_col(DEFAULT_FGCOLOR,/*i+j*H_NO_VFBS*/0),
+                      mod_col(DEFAULT_LOGOCOLOR,/*i+j*H_NO_VFBS)*/0));
+            if( w== EFB)
+                return -1;
+            for(k=0;text[k];k++)
+                fb_putchar(w,text[k]);
+            fb_putchar(w,w+'0');
+            fb_putchar(w,'\n');
+        }
+    return 0;
+}
+int vfb_no = 1;
+void client_connection(ipc_callid_t iid, ipc_call_t *icall)
-    {
+{
+    ipc_callid_t callid;
-        int i,j;
+    ipc_call_t call;
+    int vfb = vfb_no++;
-        for(i=0;i<H_NO_VFBS;i++)
-            for(j=0;j<V_NO_VFBS;j++)
-            {
-                int w=create_window(0,(fb_width/H_NO_VFBS)*i+SPACING,
-                    (fb_height/V_NO_VFBS)*j+SPACING,(fb_width/H_NO_VFBS)-2*SPACING ,
-                        (fb_height/V_NO_VFBS)-2*SPACING,mod_col(DEFAULT_BGCOLOR,/*i+j*H_NO_VFBS*/0),
-                            mod_col(DEFAULT_FGCOLOR,/*i+j*H_NO_VFBS*/0),
-                                mod_col(DEFAULT_LOGOCOLOR,/*i+j*H_NO_VFBS)*/0));
-                if(w==EFB) return -1;
-                {
-                    char text[]="Hello, World from\nHelenOS Framebuffer driver\non Virtual Framebuffer\nVFB ";
-                    int i;
+    if (vfb > 9) {
-                    for(i=0;text[i];i++) fb_putchar(w,text[i]);
-                    fb_putchar(w,w+'0');
+        ipc_answer_fast(iid, ELIMIT, 0,0);
-                    fb_putchar(w,'\n');
-                }
+        return;
-            }
+    }
+    ipc_answer_fast(iid, 0, 0, 0);
+    while (1) {
+        callid = async_get_call(&call);
+        switch (IPC_GET_METHOD(call)) {
+        case IPC_M_PHONE_HUNGUP:
+            ipc_answer_fast(callid,0,0,0);
+            return; /* Exit thread */
+        case FB_PUTCHAR:
+            ipc_answer_fast(callid,0,0,0);
+            fb_putchar(vfb,IPC_GET_ARG2(call));
+            break;
+        default:
+            ipc_answer_fast(callid,ENOENT,0,0);
+        }
+    }
+}
+int main(int argc, char *argv[])
+{
     ipc_call_t call;
     ipc_callid_t callid;
     char connected = 0;
     int res;
     int c;
     ipcarg_t phonead;
     ipcarg_t retval, arg1, arg2;
+    if(!sysinfo_value("fb")) return -1;
     if ((res = ipc_connect_to_me(PHONE_NS, SERVICE_VIDEO, 0, &phonead)) != 0)
-    {
         return -1;
-    };
-    while (1) {
+    init_fb();
-        static int vfb_no=1;
-        callid = ipc_wait_for_call(&call);
-    //  printf("%s:Call phone=%lX..", NAME, call.in_phone_hash);
-        switch (IPC_GET_METHOD(call)&((1<<METHOD_WIDTH)-1)) {
-            case IPC_M_PHONE_HUNGUP:
-//              fb_putchar(4,((a++)&15)+'A');
-                retval = 0;
-                break;
-            case IPC_M_CONNECT_ME_TO:
-                    retval = 0;
-//              fb_putchar(1,((a++)&15)+'A');
-                break;
-            case FB_GET_VFB:
-                retval = 0;
-                arg1 = vfb_no++;
-//              fb_putchar(2,((a++)&15)+'A');
-                break;
-            case FB_PUTCHAR:
-                retval = 0;
-                fb_putchar(IPC_GET_ARG1(call),IPC_GET_ARG2(call));
-//              fb_putchar(2,((a++)&15)+'A');
-                break;
-            default:
-                retval = ENOENT;
-//              fb_putchar(3,((a++)&15)+'A');
-                break;
-        }
-        if (! (callid & IPC_CALLID_NOTIFICATION)) {
-            ipc_answer_fast(callid, retval, arg1, arg2);
-        }
-    }
+    async_manager();
+    /* Never reached */
     return 0;
+}
 /*
  * Copyright (C) 2006 Ondrej Palkovsky
  * All rights reserved.
 #else
     FB(item,fbaddress)[startbyte + 2] = RED(color, 8);
     FB(item,fbaddress)[startbyte + 1] = GREEN(color, 8);
     FB(item,fbaddress)[startbyte + 0] = BLUE(color, 8);
 #endif
+}
 /** Return pixel color - 24-bit depth */
 static int getpixel_3byte(int item,unsigned int x, unsigned int y)
 static void clear_screen(int item)
+{
     unsigned int y;
     for (y = 0; y < FB(item,yres); y++)
+    {
-        clear_line(item,y); pl
+        clear_line(item,y);
+    }
+}
 /** Scroll screen one row up */
             FB(item,pixelbytes) = 4;
             break;
+    }
-    FB(item,fbaddress) = (unsigned char *) addr; pl
+    FB(item,fbaddress) = (unsigned char *) addr;
-    FB(item,xres) = x; pl
+    FB(item,xres) = x;
-    FB(item,yres) = y; pl
+    FB(item,yres) = y;
-    FB(item,scanline) = scan; pl
+    FB(item,scanline) = scan;
-    FB(item,rows) = y / FONT_SCANLINES; pl
+    FB(item,rows) = y / FONT_SCANLINES;
-    FB(item,columns) = x / COL_WIDTH; pl
+    FB(item,columns) = x / COL_WIDTH;
     FB(item,BGCOLOR)=BGCOLOR;
     FB(item,FGCOLOR)=FGCOLOR;
     FB(item,LOGOCOLOR)=LOGOCOLOR;
-    clear_screen(item); pl
+    clear_screen(item);
-    draw_logo(item,FB(item,xres) - helenos_width, 0); pl
+    draw_logo(item,FB(item,xres) - helenos_width, 0);
-    invert_cursor(item); pl
+    invert_cursor(item);
+}
 static int get_free_item()

Subversion Repositories HelenOS-historic

(root)/uspace/trunk/fb/fb.c – Rev 1366 → 1392