C++ (Cpp) SET_IVT Examples

Example #1

File: post.c Project: AmesianX/WinQEMU

static void
ivt_init(void)
{
    dprintf(3, "init ivt\n");

    // Setup reset-vector entry point (controls legacy reboots).
    HaveRunPost = 1;
    rtc_write(CMOS_RESET_CODE, 0);

    // Initialize all vectors to the default handler.
    int i;
    for (i=0; i<256; i++)
        SET_IVT(i, FUNC16(entry_iret_official));

    // Initialize all hw vectors to a default hw handler.
    for (i=BIOS_HWIRQ0_VECTOR; i<BIOS_HWIRQ0_VECTOR+8; i++)
        SET_IVT(i, FUNC16(entry_hwpic1));
    for (i=BIOS_HWIRQ8_VECTOR; i<BIOS_HWIRQ8_VECTOR+8; i++)
        SET_IVT(i, FUNC16(entry_hwpic2));

    // Initialize software handlers.
    SET_IVT(0x02, FUNC16(entry_02));
    SET_IVT(0x10, FUNC16(entry_10));
    SET_IVT(0x11, FUNC16(entry_11));
    SET_IVT(0x12, FUNC16(entry_12));
    SET_IVT(0x13, FUNC16(entry_13_official));
    SET_IVT(0x14, FUNC16(entry_14));
    SET_IVT(0x15, FUNC16(entry_15_official));
    SET_IVT(0x16, FUNC16(entry_16));
    SET_IVT(0x17, FUNC16(entry_17));
    SET_IVT(0x18, FUNC16(entry_18));
    SET_IVT(0x19, FUNC16(entry_19_official));
    SET_IVT(0x1a, FUNC16(entry_1a_official));
    SET_IVT(0x40, FUNC16(entry_40));

    // INT 60h-66h reserved for user interrupt
    for (i=0x60; i<=0x66; i++)
        SET_IVT(i, SEGOFF(0, 0));

    // set vector 0x79 to zero
    // this is used by 'gardian angel' protection system
    SET_IVT(0x79, SEGOFF(0, 0));
}

Example #2

File: post.c Project: jibaron/q35-seabios

static void
init_ivt(void)
{
    dprintf(3, "init ivt\n");

    // Initialize all vectors to the default handler.
    int i;
    for (i=0; i<256; i++)
        SET_IVT(i, FUNC16(entry_iret_official));

    // Initialize all hw vectors to a default hw handler.
    for (i=0x08; i<=0x0f; i++)
        SET_IVT(i, FUNC16(entry_hwpic1));
    for (i=0x70; i<=0x77; i++)
        SET_IVT(i, FUNC16(entry_hwpic2));

    // Initialize software handlers.
    SET_IVT(0x02, FUNC16(entry_02));
    SET_IVT(0x10, FUNC16(entry_10));
    SET_IVT(0x11, FUNC16(entry_11));
    SET_IVT(0x12, FUNC16(entry_12));
    SET_IVT(0x13, FUNC16(entry_13_official));
    SET_IVT(0x14, FUNC16(entry_14));
    SET_IVT(0x15, FUNC16(entry_15));
    SET_IVT(0x16, FUNC16(entry_16));
    SET_IVT(0x17, FUNC16(entry_17));
    SET_IVT(0x18, FUNC16(entry_18));
    SET_IVT(0x19, FUNC16(entry_19_official));
    SET_IVT(0x1a, FUNC16(entry_1a));
    SET_IVT(0x40, FUNC16(entry_40));

    // INT 60h-66h reserved for user interrupt
    for (i=0x60; i<=0x66; i++)
        SET_IVT(i, SEGOFF(0, 0));

    // set vector 0x79 to zero
    // this is used by 'gardian angel' protection system
    SET_IVT(0x79, SEGOFF(0, 0));

    SET_IVT(0x1E, SEGOFF(SEG_BIOS, (u32)&diskette_param_table2 - BUILD_BIOS_ADDR));
}