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-rw-r--r--supervisor/shared/display.c262
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diff --git a/supervisor/shared/display.c b/supervisor/shared/display.c
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+++ b/supervisor/shared/display.c
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+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "supervisor/shared/display.h"
+
+#include <string.h>
+
+#include "py/mpstate.h"
+#include "shared-bindings/displayio/Group.h"
+#include "shared-bindings/displayio/Palette.h"
+#include "shared-bindings/displayio/TileGrid.h"
+#include "supervisor/memory.h"
+
+#if CIRCUITPY_RGBMATRIX
+#include "shared-module/displayio/__init__.h"
+#endif
+
+extern size_t blinka_bitmap_data[];
+extern displayio_bitmap_t blinka_bitmap;
+extern displayio_group_t circuitpython_splash;
+
+static supervisor_allocation* tilegrid_tiles = NULL;
+
+void supervisor_start_terminal(uint16_t width_px, uint16_t height_px) {
+ displayio_tilegrid_t* grid = &supervisor_terminal_text_grid;
+ uint16_t width_in_tiles = (width_px - blinka_bitmap.width) / grid->tile_width;
+ // determine scale based on h
+ uint8_t scale = 1;
+ if (width_in_tiles > 80) {
+ scale = 2;
+ }
+ width_in_tiles = (width_px - blinka_bitmap.width * scale) / (grid->tile_width * scale);
+ uint16_t height_in_tiles = height_px / (grid->tile_height * scale);
+ uint16_t remaining_pixels = height_px % (grid->tile_height * scale);
+ if (remaining_pixels > 0) {
+ height_in_tiles += 1;
+ }
+ circuitpython_splash.scale = scale;
+
+ uint16_t total_tiles = width_in_tiles * height_in_tiles;
+
+ // First try to allocate outside the heap. This will fail when the VM is running.
+ tilegrid_tiles = allocate_memory(align32_size(total_tiles), false);
+ uint8_t* tiles;
+ if (tilegrid_tiles == NULL) {
+ tiles = m_malloc(total_tiles, true);
+ MP_STATE_VM(terminal_tilegrid_tiles) = tiles;
+ } else {
+ tiles = (uint8_t*) tilegrid_tiles->ptr;
+ }
+
+ if (tiles == NULL) {
+ return;
+ }
+ grid->y = 0;
+ grid->top_left_y = 0;
+ if (remaining_pixels > 0) {
+ grid->y -= (grid->tile_height - remaining_pixels);
+ }
+ grid->width_in_tiles = width_in_tiles;
+ grid->height_in_tiles = height_in_tiles;
+ grid->pixel_width = width_in_tiles * grid->tile_width;
+ grid->pixel_height = height_in_tiles * grid->tile_height;
+ grid->tiles = tiles;
+ grid->full_change = true;
+
+ common_hal_terminalio_terminal_construct(&supervisor_terminal, grid, &supervisor_terminal_font);
+}
+
+void supervisor_stop_terminal(void) {
+ if (tilegrid_tiles != NULL) {
+ free_memory(tilegrid_tiles);
+ tilegrid_tiles = NULL;
+ supervisor_terminal_text_grid.inline_tiles = false;
+ supervisor_terminal_text_grid.tiles = NULL;
+ }
+}
+
+void supervisor_display_move_memory(void) {
+ #if CIRCUITPY_DISPLAYIO
+ displayio_tilegrid_t* grid = &supervisor_terminal_text_grid;
+ if (MP_STATE_VM(terminal_tilegrid_tiles) == NULL || grid->tiles != MP_STATE_VM(terminal_tilegrid_tiles)) {
+ return;
+ }
+ uint16_t total_tiles = grid->width_in_tiles * grid->height_in_tiles;
+
+ tilegrid_tiles = allocate_memory(align32_size(total_tiles), false);
+ if (tilegrid_tiles != NULL) {
+ memcpy(tilegrid_tiles->ptr, grid->tiles, total_tiles);
+ grid->tiles = (uint8_t*) tilegrid_tiles->ptr;
+ } else {
+ grid->tiles = NULL;
+ grid->inline_tiles = false;
+ }
+ MP_STATE_VM(terminal_tilegrid_tiles) = NULL;
+ #if CIRCUITPY_RGBMATRIX
+ for (uint8_t i = 0; i < CIRCUITPY_DISPLAY_LIMIT; i++) {
+ if (displays[i].rgbmatrix.base.type == &rgbmatrix_RGBMatrix_type) {
+ rgbmatrix_rgbmatrix_obj_t * pm = &displays[i].rgbmatrix;
+ common_hal_rgbmatrix_rgbmatrix_reconstruct(pm, NULL);
+ }
+ }
+ #endif
+ #endif
+}
+
+size_t blinka_bitmap_data[32] = {
+ 0x00000011, 0x11000000,
+ 0x00000111, 0x53100000,
+ 0x00000111, 0x56110000,
+ 0x00000111, 0x11140000,
+ 0x00000111, 0x20002000,
+ 0x00000011, 0x13000000,
+ 0x00000001, 0x11200000,
+ 0x00000000, 0x11330000,
+ 0x00000000, 0x01122000,
+ 0x00001111, 0x44133000,
+ 0x00032323, 0x24112200,
+ 0x00111114, 0x44113300,
+ 0x00323232, 0x34112200,
+ 0x11111144, 0x44443300,
+ 0x11111111, 0x11144401,
+ 0x23232323, 0x21111110
+};
+
+displayio_bitmap_t blinka_bitmap = {
+ .base = {.type = &displayio_bitmap_type },
+ .width = 16,
+ .height = 16,
+ .data = blinka_bitmap_data,
+ .stride = 2,
+ .bits_per_value = 4,
+ .x_shift = 3,
+ .x_mask = 0x7,
+ .bitmask = 0xf,
+ .read_only = true
+};
+
+_displayio_color_t blinka_colors[7] = {
+ {
+ .rgb888 = 0x000000,
+ .rgb565 = 0x0000,
+ .luma = 0x00,
+ .chroma = 0,
+ .transparent = true
+ },
+ {
+ .rgb888 = 0x8428bc,
+ .rgb565 = 0x8978,
+ .luma = 0xff, // We cheat the luma here. It is actually 0x60
+ .hue = 184,
+ .chroma = 148
+ },
+ {
+ .rgb888 = 0xff89bc,
+ .rgb565 = 0xFCB8,
+ .luma = 0xb5,
+ .hue = 222,
+ .chroma = 118
+ },
+ {
+ .rgb888 = 0x7beffe,
+ .rgb565 = 0x869F,
+ .luma = 0xe0,
+ .hue = 124,
+ .chroma = 131
+ },
+ {
+ .rgb888 = 0x51395f,
+ .rgb565 = 0x5A0D,
+ .luma = 0x47,
+ .hue = 185,
+ .chroma = 38
+ },
+ {
+ .rgb888 = 0xffffff,
+ .rgb565 = 0xffff,
+ .luma = 0xff,
+ .chroma = 0
+ },
+ {
+ .rgb888 = 0x0736a0,
+ .rgb565 = 0x01f5,
+ .luma = 0x44,
+ .hue = 147,
+ .chroma = 153
+ },
+};
+
+displayio_palette_t blinka_palette = {
+ .base = {.type = &displayio_palette_type },
+ .colors = blinka_colors,
+ .color_count = 7,
+ .needs_refresh = false
+};
+
+displayio_tilegrid_t blinka_sprite = {
+ .base = {.type = &displayio_tilegrid_type },
+ .bitmap = &blinka_bitmap,
+ .pixel_shader = &blinka_palette,
+ .x = 0,
+ .y = 0,
+ .pixel_width = 16,
+ .pixel_height = 16,
+ .bitmap_width_in_tiles = 1,
+ .width_in_tiles = 1,
+ .height_in_tiles = 1,
+ .tile_width = 16,
+ .tile_height = 16,
+ .top_left_x = 16,
+ .top_left_y = 16,
+ .tiles = 0,
+ .partial_change = false,
+ .full_change = false,
+ .hidden = false,
+ .hidden_by_parent = false,
+ .moved = false,
+ .inline_tiles = true,
+ .in_group = true
+};
+
+displayio_group_child_t splash_children[2] = {
+ {&blinka_sprite, &blinka_sprite},
+ {&supervisor_terminal_text_grid, &supervisor_terminal_text_grid}
+};
+
+displayio_group_t circuitpython_splash = {
+ .base = {.type = &displayio_group_type },
+ .x = 0,
+ .y = 0,
+ .scale = 2,
+ .size = 2,
+ .max_size = 2,
+ .children = splash_children,
+ .item_removed = false,
+ .in_group = false,
+ .hidden = false,
+ .hidden_by_parent = false
+};
generated by cgit v1.2.3 (git 2.39.1) at 2026-08-08 12:31:36 +0000