cachepc-qemu

Fork of AMDESE/qemu with changes for cachepc side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-qemu
Log | Files | Refs | Submodules | LICENSE | sfeed.txt

ramfb-standalone.c (1677B)

      1#include "qemu/osdep.h"
      2#include "qapi/error.h"
      3#include "qemu/module.h"
      4#include "hw/loader.h"
      5#include "hw/qdev-properties.h"
      6#include "hw/display/ramfb.h"
      7#include "ui/console.h"
      8#include "qom/object.h"
      9
     10typedef struct RAMFBStandaloneState RAMFBStandaloneState;
     11DECLARE_INSTANCE_CHECKER(RAMFBStandaloneState, RAMFB,
     12                         TYPE_RAMFB_DEVICE)
     13
     14struct RAMFBStandaloneState {
     15    SysBusDevice parent_obj;
     16    QemuConsole *con;
     17    RAMFBState *state;
     18};
     19
     20static void display_update_wrapper(void *dev)
     21{
     22    RAMFBStandaloneState *ramfb = RAMFB(dev);
     23
     24    if (0 /* native driver active */) {
     25        /* non-standalone device would run native display update here */;
     26    } else {
     27        ramfb_display_update(ramfb->con, ramfb->state);
     28    }
     29}
     30
     31static const GraphicHwOps wrapper_ops = {
     32    .gfx_update = display_update_wrapper,
     33};
     34
     35static void ramfb_realizefn(DeviceState *dev, Error **errp)
     36{
     37    RAMFBStandaloneState *ramfb = RAMFB(dev);
     38
     39    ramfb->con = graphic_console_init(dev, 0, &wrapper_ops, dev);
     40    ramfb->state = ramfb_setup(errp);
     41}
     42
     43static void ramfb_class_initfn(ObjectClass *klass, void *data)
     44{
     45    DeviceClass *dc = DEVICE_CLASS(klass);
     46
     47    set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories);
     48    dc->realize = ramfb_realizefn;
     49    dc->desc = "ram framebuffer standalone device";
     50    dc->user_creatable = true;
     51}
     52
     53static const TypeInfo ramfb_info = {
     54    .name          = TYPE_RAMFB_DEVICE,
     55    .parent        = TYPE_SYS_BUS_DEVICE,
     56    .instance_size = sizeof(RAMFBStandaloneState),
     57    .class_init    = ramfb_class_initfn,
     58};
     59
     60static void ramfb_register_types(void)
     61{
     62    type_register_static(&ramfb_info);
     63}
     64
     65type_init(ramfb_register_types)