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https://github.com/lupyuen/pinephone-nuttx.git
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153 lines
6 KiB
C
153 lines
6 KiB
C
// Test Code for Allwinner A64 Display Engine
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// Add `#include "../../pinephone-nuttx/test/test_a64_de.c"` to the end of this file:
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// https://github.com/apache/nuttx/blob/master/arch/arm64/src/a64/a64_de.c
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#define CONFIG_FB_OVERLAY y
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#include <nuttx/video/fb.h>
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#include "a64_tcon0.h"
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static void test_pattern(void);
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#ifdef TODO
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/// NuttX Video Controller for PinePhone (3 UI Channels)
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static struct fb_videoinfo_s videoInfo =
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{
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.fmt = FB_FMT_RGBA32, // Pixel format (XRGB 8888)
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.xres = A64_TCON0_PANEL_WIDTH, // Horizontal resolution in pixel columns
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.yres = A64_TCON0_PANEL_HEIGHT, // Vertical resolution in pixel rows
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.nplanes = 1, // Number of color planes supported (Base UI Channel)
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.noverlays = 2 // Number of overlays supported (2 Overlay UI Channels)
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};
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#endif // TODO
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// Framebuffer 0: (Base UI Channel)
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// Fullscreen 720 x 1440 (4 bytes per XRGB 8888 pixel)
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static uint32_t fb0[A64_TCON0_PANEL_WIDTH * A64_TCON0_PANEL_HEIGHT];
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// Framebuffer 1: (First Overlay UI Channel)
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// Square 600 x 600 (4 bytes per ARGB 8888 pixel)
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#define FB1_WIDTH 600
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#define FB1_HEIGHT 600
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static uint32_t fb1[FB1_WIDTH * FB1_HEIGHT];
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// Framebuffer 2: (Second Overlay UI Channel)
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// Fullscreen 720 x 1440 (4 bytes per ARGB 8888 pixel)
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static uint32_t fb2[A64_TCON0_PANEL_WIDTH * A64_TCON0_PANEL_HEIGHT];
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/// NuttX Color Plane for PinePhone (Base UI Channel):
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/// Fullscreen 720 x 1440 (4 bytes per XRGB 8888 pixel)
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static struct fb_planeinfo_s planeInfo =
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{
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.fbmem = &fb0, // Start of frame buffer memory
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.fblen = sizeof(fb0), // Length of frame buffer memory in bytes
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.stride = A64_TCON0_PANEL_WIDTH * 4, // Length of a line in bytes (4 bytes per pixel)
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.display = 0, // Display number (Unused)
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.bpp = 32, // Bits per pixel (XRGB 8888)
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.xres_virtual = A64_TCON0_PANEL_WIDTH, // Virtual Horizontal resolution in pixel columns
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.yres_virtual = A64_TCON0_PANEL_HEIGHT, // Virtual Vertical resolution in pixel rows
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.xoffset = 0, // Offset from virtual to visible resolution
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.yoffset = 0 // Offset from virtual to visible resolution
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};
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/// NuttX Overlays for PinePhone (2 Overlay UI Channels)
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static struct fb_overlayinfo_s overlayInfo[2] =
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{
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// First Overlay UI Channel:
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// Square 600 x 600 (4 bytes per ARGB 8888 pixel)
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{
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.fbmem = &fb1, // Start of frame buffer memory
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.fblen = sizeof(fb1), // Length of frame buffer memory in bytes
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.stride = FB1_WIDTH * 4, // Length of a line in bytes
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.overlay = 0, // Overlay number (First Overlay)
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.bpp = 32, // Bits per pixel (ARGB 8888)
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.blank = 0, // TODO: Blank or unblank
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.chromakey = 0, // TODO: Chroma key argb8888 formatted
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.color = 0, // TODO: Color argb8888 formatted
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.transp = { .transp = 0, .transp_mode = 0 }, // TODO: Transparency
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.sarea = { .x = 52, .y = 52, .w = FB1_WIDTH, .h = FB1_HEIGHT }, // Selected area within the overlay
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.accl = 0 // TODO: Supported hardware acceleration
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},
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// Second Overlay UI Channel:
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// Fullscreen 720 x 1440 (4 bytes per ARGB 8888 pixel)
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{
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.fbmem = &fb2, // Start of frame buffer memory
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.fblen = sizeof(fb2), // Length of frame buffer memory in bytes
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.stride = A64_TCON0_PANEL_WIDTH * 4, // Length of a line in bytes
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.overlay = 1, // Overlay number (Second Overlay)
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.bpp = 32, // Bits per pixel (ARGB 8888)
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.blank = 0, // TODO: Blank or unblank
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.chromakey = 0, // TODO: Chroma key argb8888 formatted
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.color = 0, // TODO: Color argb8888 formatted
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.transp = { .transp = 0, .transp_mode = 0 }, // TODO: Transparency
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.sarea = { .x = 0, .y = 0, .w = A64_TCON0_PANEL_WIDTH, .h = A64_TCON0_PANEL_HEIGHT }, // Selected area within the overlay
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.accl = 0 // TODO: Supported hardware acceleration
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},
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};
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int render_graphics(void)
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{
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// Fill Framebuffer with Test Pattern
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test_pattern();
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// Init the UI Blender for PinePhone's A64 Display Engine
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int ret = a64_de_blender_init();
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assert(ret == OK);
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#ifndef __NuttX__
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// For Local Testing: Only 32-bit addresses allowed
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planeInfo.fbmem = (void *)0x12345678;
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overlayInfo[0].fbmem = (void *)0x23456789;
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overlayInfo[1].fbmem = (void *)0x34567890;
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#endif // !__NuttX__
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// Init the Base UI Channel
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ret = a64_de_ui_channel_init(
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1, // UI Channel Number (1 for Base UI Channel)
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planeInfo.fbmem, // Start of frame buffer memory
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planeInfo.fblen, // Length of frame buffer memory in bytes
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planeInfo.stride, // Length of a line in bytes (4 bytes per pixel)
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planeInfo.xres_virtual, // Horizontal resolution in pixel columns
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planeInfo.yres_virtual, // Vertical resolution in pixel rows
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planeInfo.xoffset, // Horizontal offset in pixel columns
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planeInfo.yoffset // Vertical offset in pixel rows
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);
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assert(ret == OK);
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// Init the 2 Overlay UI Channels
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#define CHANNELS 3
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for (int i = 0; i < sizeof(overlayInfo) / sizeof(overlayInfo[0]); i++)
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{
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const struct fb_overlayinfo_s *ov = &overlayInfo[i];
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ret = a64_de_ui_channel_init(
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i + 2, // UI Channel Number (2 and 3 for Overlay UI Channels)
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(CHANNELS == 3) ? ov->fbmem : NULL, // Start of frame buffer memory
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ov->fblen, // Length of frame buffer memory in bytes
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ov->stride, // Length of a line in bytes (4 bytes per pixel)
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ov->sarea.w, // Horizontal resolution in pixel columns
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ov->sarea.h, // Vertical resolution in pixel rows
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ov->sarea.x, // Horizontal offset in pixel columns
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ov->sarea.y // Vertical offset in pixel rows
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);
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assert(ret == OK);
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}
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// Set UI Blender Route, enable Blender Pipes and apply the settings
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ret = a64_de_enable(CHANNELS);
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assert(ret == OK);
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return OK;
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}
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// Fill the Framebuffers with a Test Pattern
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static void test_pattern(void)
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{
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memset(fb0, 0, sizeof(fb0));
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memset(fb1, 0, sizeof(fb1));
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memset(fb2, 0, sizeof(fb2));
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// TODO: Test Pattern
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memset(fb0, 0, 0b10101010);
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memset(fb1, 0, 0b11001100);
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memset(fb2, 0, 0b11100111);
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}
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