| /* SPDX-License-Identifier: GPL-2.0 */ |
| /* |
| * Simple pci display device. |
| * |
| * Framebuffer memory is pci bar 0. |
| * Configuration (read-only) is in pci config space. |
| * Format field uses drm fourcc codes. |
| * ATM only DRM_FORMAT_XRGB8888 is supported. |
| */ |
| |
| /* pci ids */ |
| #define MDPY_PCI_VENDOR_ID PCI_VENDOR_ID_REDHAT |
| #define MDPY_PCI_DEVICE_ID 0x000f |
| #define MDPY_PCI_SUBVENDOR_ID PCI_SUBVENDOR_ID_REDHAT_QUMRANET |
| #define MDPY_PCI_SUBDEVICE_ID PCI_SUBDEVICE_ID_QEMU |
| |
| /* pci cfg space offsets for fb config (dword) */ |
| #define MDPY_VENDORCAP_OFFSET 0x40 |
| #define MDPY_VENDORCAP_SIZE 0x10 |
| #define MDPY_FORMAT_OFFSET (MDPY_VENDORCAP_OFFSET + 0x04) |
| #define MDPY_WIDTH_OFFSET (MDPY_VENDORCAP_OFFSET + 0x08) |
| #define MDPY_HEIGHT_OFFSET (MDPY_VENDORCAP_OFFSET + 0x0c) |
