cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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simplefb.h (2181B)

      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * simplefb.h - Simple Framebuffer Device
      4 *
      5 * Copyright (C) 2013 David Herrmann <dh.herrmann@gmail.com>
      6 */
      7
      8#ifndef __PLATFORM_DATA_SIMPLEFB_H__
      9#define __PLATFORM_DATA_SIMPLEFB_H__
     10
     11#include <drm/drm_fourcc.h>
     12#include <linux/fb.h>
     13#include <linux/types.h>
     14
     15/* format array, use it to initialize a "struct simplefb_format" array */
     16#define SIMPLEFB_FORMATS \
     17{ \
     18	{ "r5g6b5", 16, {11, 5}, {5, 6}, {0, 5}, {0, 0}, DRM_FORMAT_RGB565 }, \
     19	{ "r5g5b5a1", 16, {11, 5}, {6, 5}, {1, 5}, {0, 1}, DRM_FORMAT_RGBA5551 }, \
     20	{ "x1r5g5b5", 16, {10, 5}, {5, 5}, {0, 5}, {0, 0}, DRM_FORMAT_XRGB1555 }, \
     21	{ "a1r5g5b5", 16, {10, 5}, {5, 5}, {0, 5}, {15, 1}, DRM_FORMAT_ARGB1555 }, \
     22	{ "r8g8b8", 24, {16, 8}, {8, 8}, {0, 8}, {0, 0}, DRM_FORMAT_RGB888 }, \
     23	{ "x8r8g8b8", 32, {16, 8}, {8, 8}, {0, 8}, {0, 0}, DRM_FORMAT_XRGB8888 }, \
     24	{ "a8r8g8b8", 32, {16, 8}, {8, 8}, {0, 8}, {24, 8}, DRM_FORMAT_ARGB8888 }, \
     25	{ "a8b8g8r8", 32, {0, 8}, {8, 8}, {16, 8}, {24, 8}, DRM_FORMAT_ABGR8888 }, \
     26	{ "x2r10g10b10", 32, {20, 10}, {10, 10}, {0, 10}, {0, 0}, DRM_FORMAT_XRGB2101010 }, \
     27	{ "a2r10g10b10", 32, {20, 10}, {10, 10}, {0, 10}, {30, 2}, DRM_FORMAT_ARGB2101010 }, \
     28}
     29
     30/*
     31 * Data-Format for Simple-Framebuffers
     32 * @name: unique 0-terminated name that can be used to identify the mode
     33 * @red,green,blue: Offsets and sizes of the single RGB parts
     34 * @transp: Offset and size of the alpha bits. length=0 means no alpha
     35 * @fourcc: 32bit DRM four-CC code (see drm_fourcc.h)
     36 */
     37struct simplefb_format {
     38	const char *name;
     39	u32 bits_per_pixel;
     40	struct fb_bitfield red;
     41	struct fb_bitfield green;
     42	struct fb_bitfield blue;
     43	struct fb_bitfield transp;
     44	u32 fourcc;
     45};
     46
     47/*
     48 * Simple-Framebuffer description
     49 * If the arch-boot code creates simple-framebuffers without DT support, it
     50 * can pass the width, height, stride and format via this platform-data object.
     51 * The framebuffer location must be given as IORESOURCE_MEM resource.
     52 * @format must be a format as described in "struct simplefb_format" above.
     53 */
     54struct simplefb_platform_data {
     55	u32 width;
     56	u32 height;
     57	u32 stride;
     58	const char *format;
     59};
     60
     61#endif /* __PLATFORM_DATA_SIMPLEFB_H__ */