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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 | // SPDX-License-Identifier: GPL-2.0+ /* * Provides a simple boot menu on a graphical display * * TODO: Support a text display / serial terminal * * Copyright 2025 Canonical Ltd * Written by Simon Glass <simon.glass@canonical.com> */ #define LOG_CATEGORY UCLASS_BOOTCTL #include <alist.h> #include <bootctl.h> #include <bootstd.h> #include <dm.h> #include <expo.h> #include <video_console.h> #include <bootctl/logic.h> #include <bootctl/oslist.h> #include <bootctl/ui.h> #include <bootctl/util.h> #include "../bootflow_internal.h" /* TODO: Define to 1 to use text mode (for terminals), 0 for graphics */ #define TEXT_MODE 0 /** * struct ui_priv - information about the display * * @expo: Expo containing the menu * @scn: Current scene being shown * @lpriv: Private data of logic device * @console: vidconsole device in use * @autoboot_template: template string to use for autoboot * @autoboot_str: current string displayed for autoboot timeout * @logo: logo in bitmap format, NULL to use default * @logo_size: size of the logo in bytes */ struct ui_priv { struct expo *expo; struct scene *scn; /* consider dropping this */ struct logic_priv *lpriv; struct udevice *console; struct abuf autoboot_template; struct abuf *autoboot_str; const void *logo; int logo_size; }; static int simple_ui_probe(struct udevice *dev) { struct ui_priv *priv = dev_get_priv(dev); struct udevice *ldev; int ret; ret = uclass_first_device_err(UCLASS_BOOTCTL, &ldev); if (ret) return log_msg_ret("sup", ret); priv->lpriv = dev_get_priv(ldev); return 0; } static int simple_ui_bind(struct udevice *dev) { struct bootctl_uc_plat *ucp = dev_get_uclass_plat(dev); ucp->desc = "Graphical or textual display for user"; return 0; } static int simple_ui_print(struct udevice *dev, const char *msg) { printf("%s", msg); return 0; } static int simple_ui_show(struct udevice *dev) { struct ui_priv *priv = dev_get_priv(dev); struct bootstd_priv *std; struct scene *scn; struct abuf *buf; uint scene_id; int ret; ret = bootstd_get_priv(&std); if (ret) return log_msg_ret("sdb", ret); ret = bootflow_menu_setup(std, TEXT_MODE, &priv->expo); if (ret) return log_msg_ret("sds", ret); ret = expo_first_scene_id(priv->expo); if (ret < 0) return log_msg_ret("ufs", ret); scene_id = ret; scn = expo_lookup_scene_id(priv->expo, scene_id); scene_obj_set_hide(scn, OBJ_AUTOBOOT, false); ret = expo_edit_str(priv->expo, STR_AUTOBOOT, &priv->autoboot_template, &priv->autoboot_str); if (ret) return log_msg_ret("ses", ret); ret = expo_edit_str(priv->expo, STR_MENU_TITLE, NULL, &buf); if (ret) return log_msg_ret("set", ret); abuf_printf(buf, "Boot control"); if (priv->logo) { ret = scene_img_set_data(scn, OBJ_U_BOOT_LOGO, priv->logo, priv->logo_size); if (ret) return log_msg_ret("log", ret); ret = scene_obj_set_pos(scn, OBJ_U_BOOT_LOGO, 1135, 10); if (ret) return log_msg_ret("lop", ret); } log_debug("theme '%s'\n", ofnode_get_name(std->theme)); if (ofnode_valid(std->theme)) { ret = expo_setup_theme(priv->expo, std->theme); if (ret) return log_msg_ret("thm", ret); } ret = scene_arrange(scn); if (ret) return log_msg_ret("usa", ret); scene_set_highlight_id(scn, OBJ_MENU); priv->scn = scn; ret = device_find_first_child_by_uclass(priv->expo->display, UCLASS_VIDEO_CONSOLE, &priv->console); if (ret) return log_msg_ret("suq", ret); vidconsole_set_quiet(priv->console, true); return 0; } static int simple_ui_add(struct udevice *dev, struct osinfo *info) { struct ui_priv *priv = dev_get_priv(dev); struct logic_priv *lpriv = priv->lpriv; int seq = lpriv->osinfo.count; struct bootstd_priv *std; struct scene *scn; int ret; info = alist_add(&lpriv->osinfo, *info); if (!info) return -ENOMEM; ret = bootflow_menu_add(priv->expo, &info->bflow, seq, &scn); if (ret) return log_msg_ret("sda", ret); ret = bootstd_get_priv(&std); if (ret) return log_msg_ret("sup", ret); if (ofnode_valid(std->theme)) { ret = expo_setup_theme(priv->expo, std->theme); if (ret) return log_msg_ret("thm", ret); } ret = expo_calc_dims(priv->expo); if (ret) return log_msg_ret("ecd", ret); if (lpriv->default_os && !strcmp(lpriv->default_os, info->bflow.os_name)) scene_menu_select_item(scn, OBJ_MENU, ITEM + seq); ret = scene_arrange(scn); if (ret) return log_msg_ret("sua", ret); return 0; } static int simple_ui_render(struct udevice *dev) { struct ui_priv *priv = dev_get_priv(dev); int ret; ret = abuf_printf(priv->autoboot_str, priv->autoboot_template.data, priv->lpriv->autoboot_remain_s); if (ret < 0) return log_msg_ret("uip", ret); ret = expo_arrange(priv->expo); if (ret) return log_msg_ret("sda", ret); ret = expo_render(priv->expo); if (ret) return log_msg_ret("sdr", ret); return 0; } static int simple_ui_poll(struct udevice *dev, int *seqp, bool *selectedp) { struct ui_priv *priv = dev_get_priv(dev); struct logic_priv *lpriv = priv->lpriv; int seq, ret; bool ok = true; *seqp = -1; *selectedp = false; ret = bootflow_menu_poll(priv->expo, &seq); ok = !ret; if (ret == -ERESTART || ret == -EREMCHG) { lpriv->autoboot_active = false; scene_obj_set_hide(priv->scn, OBJ_AUTOBOOT, true); ok = true; } else if (ret == -EAGAIN) { ok = true; } *seqp = seq; if (ret) { if (!ok) return log_msg_ret("sdp", ret); if (ret == -EAGAIN || ret == -ERESTART) return 0; return 1; } *selectedp = true; return 0; } static int simple_ui_of_to_plat(struct udevice *dev) { struct ui_priv *priv = dev_get_priv(dev); priv->logo = dev_read_prop(dev, "logo", &priv->logo_size); return 0; } static struct bc_ui_ops ops = { .print = simple_ui_print, .show = simple_ui_show, .add = simple_ui_add, .render = simple_ui_render, .poll = simple_ui_poll, }; static const struct udevice_id simple_ui_ids[] = { { .compatible = "bootctl,simple-ui" }, { .compatible = "bootctl,ui" }, { } }; U_BOOT_DRIVER(simple_ui) = { .name = "simple_ui", .id = UCLASS_BOOTCTL_UI, .of_match = simple_ui_ids, .of_to_plat = simple_ui_of_to_plat, .bind = simple_ui_bind, .probe = simple_ui_probe, .ops = &ops, .priv_auto = sizeof(struct ui_priv), }; |