1// Copyright 2018 The Fuchsia Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include <ddk/binding.h>
6#include <ddk/device.h>
7#include <ddk/driver.h>
8
9#include "simple-display.h"
10
11// simple framebuffer device to match against an AMD Kaveri R7 device already
12// initialized from EFI
13#define AMD_GFX_VID (0x1002)
14#define AMD_KAVERI_R7_DID (0x130f)
15
16static zx_status_t kaveri_disp_bind(void* ctx, zx_device_t* dev) {
17    // framebuffer bar seems to be 0
18    return bind_simple_pci_display_bootloader(dev, "kaveri", 0u);
19}
20
21static zx_driver_ops_t kaveri_disp_driver_ops = {
22    .version = DRIVER_OPS_VERSION,
23    .bind = kaveri_disp_bind,
24};
25
26// clang-format off
27ZIRCON_DRIVER_BEGIN(kaveri_disp, kaveri_disp_driver_ops, "zircon", "0.1", 3)
28    BI_ABORT_IF(NE, BIND_PROTOCOL, ZX_PROTOCOL_PCI),
29    BI_ABORT_IF(NE, BIND_PCI_VID, AMD_GFX_VID),
30    BI_MATCH_IF(EQ, BIND_PCI_DID, AMD_KAVERI_R7_DID),
31ZIRCON_DRIVER_END(kaveri_disp)
32