Exemplos de get_ebda_ptr em C++ (Cpp)

Exemplo n.º 1

Arquivo: post.c Projeto: AmesianX/WinQEMU

static void
bda_init(void)
{
    dprintf(3, "init bda\n");

    struct bios_data_area_s *bda = MAKE_FLATPTR(SEG_BDA, 0);
    memset(bda, 0, sizeof(*bda));

    int esize = EBDA_SIZE_START;
    u16 ebda_seg = EBDA_SEGMENT_START;
    extern u8 final_varlow_start[];
    if (!CONFIG_MALLOC_UPPERMEMORY)
        ebda_seg = FLATPTR_TO_SEG(ALIGN_DOWN((u32)final_varlow_start, 1024)
                                  - EBDA_SIZE_START*1024);
    SET_BDA(ebda_seg, ebda_seg);

    SET_BDA(mem_size_kb, ebda_seg / (1024/16));

    // Init ebda
    struct extended_bios_data_area_s *ebda = get_ebda_ptr();
    memset(ebda, 0, sizeof(*ebda));
    ebda->size = esize;

    add_e820((u32)ebda, BUILD_LOWRAM_END-(u32)ebda, E820_RESERVED);

    // Init extra stack
    StackPos = (void*)(&ExtraStack[BUILD_EXTRA_STACK_SIZE] - zonelow_base);
}

Exemplo n.º 2

Arquivo: post.c Projeto: byteworks-ch/pcengines-apu-bios

static void
bda_init(void)
{
    dprintf(3, "init bda\n");

    struct bios_data_area_s *bda = MAKE_FLATPTR(SEG_BDA, 0);
    memset(bda, 0, sizeof(*bda));

#if CONFIG_INT10_SERIAL_CONSOLE
    // set the default INT10 to serial console value
#if CONFIG_CHECK_CMOS_SETTING_FOR_CONSOLE_ENABLE
    if (!cmos_serial_console_debug_level)
        SET_BDA(video_mode, UART_OUTPUT_DISABLED);
    else
        SET_BDA(video_mode, UART_OUTPUT_ENABLED);
#else
    SET_BDA(video_mode, UART_OUTPUT_ENABLED);
#endif
#endif

    int esize = EBDA_SIZE_START;
    u16 ebda_seg = EBDA_SEGMENT_START;
    extern u8 final_varlow_start[];
    if (!CONFIG_MALLOC_UPPERMEMORY)
        ebda_seg = FLATPTR_TO_SEG(ALIGN_DOWN((u32)final_varlow_start, 1024)
                                  - EBDA_SIZE_START*1024);
    SET_BDA(ebda_seg, ebda_seg);

    SET_BDA(mem_size_kb, ebda_seg / (1024/16));

    // Init ebda
    struct extended_bios_data_area_s *ebda = get_ebda_ptr();
    memset(ebda, 0, sizeof(*ebda));
    ebda->size = esize;

    add_e820((u32)ebda, BUILD_LOWRAM_END-(u32)ebda, E820_RESERVED);

    // Init extra stack
    StackPos = (void*)(&ExtraStack[BUILD_EXTRA_STACK_SIZE] - zonelow_base);
}

Exemplo n.º 3

Arquivo: post.c Projeto: jibaron/q35-seabios

static void
init_bda(void)
{
    dprintf(3, "init bda\n");

    struct bios_data_area_s *bda = MAKE_FLATPTR(SEG_BDA, 0);
    memset(bda, 0, sizeof(*bda));

    int esize = EBDA_SIZE_START;
    SET_BDA(mem_size_kb, BUILD_LOWRAM_END/1024 - esize);
    u16 ebda_seg = EBDA_SEGMENT_START;
    SET_BDA(ebda_seg, ebda_seg);

    // Init ebda
    struct extended_bios_data_area_s *ebda = get_ebda_ptr();
    memset(ebda, 0, sizeof(*ebda));
    ebda->size = esize;

    add_e820((u32)MAKE_FLATPTR(ebda_seg, 0), GET_EBDA(ebda_seg, size) * 1024
             , E820_RESERVED);

    // Init extra stack
    StackPos = (void*)(&ExtraStack[BUILD_EXTRA_STACK_SIZE] - datalow_base);
}