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Annotation of qemu/roms/openbios/arch/unix/gui_qt/qt-main.cpp, revision 1.1

1.1     ! root        1: /* tag: openbios qt user interface
        !             2:  *
        !             3:  * Copyright (C) 2003-2004 Stefan Reinauer
        !             4:  *
        !             5:  * See the file "COPYING" for further information about
        !             6:  * the copyright and warranty status of this work.
        !             7:  */
        !             8: 
        !             9: 
        !            10: extern "C" {
        !            11: #include <pthread.h>
        !            12: #include <unistd.h>
        !            13: #include "unix/plugins.h"
        !            14: #include "unix/plugin_pci.h"
        !            15: }
        !            16: #include "gui-qt.h"
        !            17: 
        !            18: #define DEBUG
        !            19: 
        !            20: volatile unsigned char * fb=0;
        !            21: volatile int gui_running=0;
        !            22: 
        !            23: typedef struct {
        !            24:        int argc;
        !            25:        char **argv;
        !            26: } threaddata;
        !            27: 
        !            28: void *gui_thread(void *ptr)
        !            29: {
        !            30:        threaddata *td=(threaddata *)ptr;
        !            31: 
        !            32:        QApplication a(td->argc, td->argv);
        !            33:        FrameBufferWidget w;
        !            34: 
        !            35:        a.setMainWidget(&w);
        !            36:        w.show();
        !            37: 
        !            38:        fb=w.getFrameBuffer();
        !            39: 
        !            40:        gui_running=-1;
        !            41:        a.exec();
        !            42:        gui_running=0;
        !            43: 
        !            44:        return 0;
        !            45: }
        !            46: 
        !            47: extern "C" {
        !            48: extern int plugin_qt_init(void);
        !            49: int plugin_qt_init(void)
        !            50: {
        !            51:        pthread_t mythread;
        !            52:        char *args[]={ "plugin_qt" };
        !            53:        threaddata mytd = { 1, args };
        !            54: 
        !            55: #ifdef DEBUG
        !            56:        printf("Initializing \"framebuffer\" plugin...");
        !            57: #endif
        !            58:        pthread_create(&mythread, NULL, gui_thread, &mytd);
        !            59:        while (!fb)
        !            60:                usleep(20);
        !            61: 
        !            62: #if 0
        !            63: 
        !            64:        /* now we have the framebuffer start address.
        !            65:         * updating pci config space to reflect this
        !            66:         */
        !            67: #if (BITS > 32)
        !            68:        *(u32 *)(pci_config_space+0x14)=(u32)((unsigned long)fb>>32);
        !            69: #else
        !            70:        *(u32 *)(pci_config_space+0x14)=0;
        !            71: #endif
        !            72:        *(u32 *)(pci_config_space+0x10)=(u32)((unsigned long)fb&0xffffffff);
        !            73: 
        !            74:        /* next is to write the rom address. We write that at a random
        !            75:         * address in pci config space for now.
        !            76:         */
        !            77: #if (BITS > 32)
        !            78:        *(u32 *)(pci_config_space+0x34)=(u32)((unsigned long)qt_fcode>>32);
        !            79: #else
        !            80:        *(u32 *)(pci_config_space+0x34)=0;
        !            81: #endif
        !            82:        *(u32 *)(pci_config_space+0x30)=(u32)((unsigned long)qt_fcode&0xffffffff);
        !            83: 
        !            84:        /* FIXME: we need to put the fcode image for this
        !            85:         * device to the rom resource, once it exists
        !            86:         */
        !            87: 
        !            88:        /* register pci device to be available to beginagain */
        !            89:        pci_register_device(0, 2, 0, pci_config_space);
        !            90: #endif
        !            91: #ifdef DEBUG
        !            92:        printf("done.\n");
        !            93: #endif
        !            94:        return 0;
        !            95: }
        !            96: 
        !            97: }

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