#include <command.h>
#include <env.h>
#include <image.h>
+#include <log.h>
#include <malloc.h>
#include <mapmem.h>
#include <lcd.h>
#include <net.h>
+#include <fdt_support.h>
+#include <linux/libfdt.h>
#include <linux/string.h>
#include <linux/ctype.h>
#include <errno.h>
if (label->fdtdir)
free(label->fdtdir);
+ if (label->fdtoverlays)
+ free(label->fdtoverlays);
+
free(label);
}
if (label->append) {
char bootargs[CONFIG_SYS_CBSIZE];
- cli_simple_process_macros(label->append, bootargs);
+ cli_simple_process_macros(label->append, bootargs,
+ sizeof(bootargs));
env_set("bootargs", bootargs);
}
return run_command_list(localcmd, strlen(localcmd), 0);
}
+/*
+ * Loads fdt overlays specified in 'fdtoverlays'.
+ */
+#ifdef CONFIG_OF_LIBFDT_OVERLAY
+static void label_boot_fdtoverlay(struct cmd_tbl *cmdtp, struct pxe_label *label)
+{
+ char *fdtoverlay = label->fdtoverlays;
+ struct fdt_header *working_fdt;
+ char *fdtoverlay_addr_env;
+ ulong fdtoverlay_addr;
+ ulong fdt_addr;
+ int err;
+
+ /* Get the main fdt and map it */
+ fdt_addr = hextoul(env_get("fdt_addr_r"), NULL);
+ working_fdt = map_sysmem(fdt_addr, 0);
+ err = fdt_check_header(working_fdt);
+ if (err)
+ return;
+
+ /* Get the specific overlay loading address */
+ fdtoverlay_addr_env = env_get("fdtoverlay_addr_r");
+ if (!fdtoverlay_addr_env) {
+ printf("Invalid fdtoverlay_addr_r for loading overlays\n");
+ return;
+ }
+
+ fdtoverlay_addr = hextoul(fdtoverlay_addr_env, NULL);
+
+ /* Cycle over the overlay files and apply them in order */
+ do {
+ struct fdt_header *blob;
+ char *overlayfile;
+ char *end;
+ int len;
+
+ /* Drop leading spaces */
+ while (*fdtoverlay == ' ')
+ ++fdtoverlay;
+
+ /* Copy a single filename if multiple provided */
+ end = strstr(fdtoverlay, " ");
+ if (end) {
+ len = (int)(end - fdtoverlay);
+ overlayfile = malloc(len + 1);
+ strncpy(overlayfile, fdtoverlay, len);
+ overlayfile[len] = '\0';
+ } else
+ overlayfile = fdtoverlay;
+
+ if (!strlen(overlayfile))
+ goto skip_overlay;
+
+ /* Load overlay file */
+ err = get_relfile_envaddr(cmdtp, overlayfile,
+ "fdtoverlay_addr_r");
+ if (err < 0) {
+ printf("Failed loading overlay %s\n", overlayfile);
+ goto skip_overlay;
+ }
+
+ /* Resize main fdt */
+ fdt_shrink_to_minimum(working_fdt, 8192);
+
+ blob = map_sysmem(fdtoverlay_addr, 0);
+ err = fdt_check_header(blob);
+ if (err) {
+ printf("Invalid overlay %s, skipping\n",
+ overlayfile);
+ goto skip_overlay;
+ }
+
+ err = fdt_overlay_apply_verbose(working_fdt, blob);
+ if (err) {
+ printf("Failed to apply overlay %s, skipping\n",
+ overlayfile);
+ goto skip_overlay;
+ }
+
+skip_overlay:
+ if (end)
+ free(overlayfile);
+ } while ((fdtoverlay = strstr(fdtoverlay, " ")));
+}
+#endif
+
/*
* Boot according to the contents of a pxe_label.
*
env_get("gatewayip"), env_get("netmask"));
}
-#ifdef CONFIG_CMD_NET
- if (label->ipappend & 0x2) {
- int err;
+ if (IS_ENABLED(CONFIG_CMD_NET)) {
+ if (label->ipappend & 0x2) {
+ int err;
- strcpy(mac_str, " BOOTIF=");
- err = format_mac_pxe(mac_str + 8, sizeof(mac_str) - 8);
- if (err < 0)
- mac_str[0] = '\0';
+ strcpy(mac_str, " BOOTIF=");
+ err = format_mac_pxe(mac_str + 8, sizeof(mac_str) - 8);
+ if (err < 0)
+ mac_str[0] = '\0';
+ }
}
-#endif
if ((label->ipappend & 0x3) || label->append) {
char bootargs[CONFIG_SYS_CBSIZE] = "";
strcat(bootargs, ip_str);
strcat(bootargs, mac_str);
- cli_simple_process_macros(bootargs, finalbootargs);
+ cli_simple_process_macros(bootargs, finalbootargs,
+ sizeof(finalbootargs));
env_set("bootargs", finalbootargs);
printf("append: %s\n", finalbootargs);
}
/*
* fdt usage is optional:
- * It handles the following scenarios. All scenarios are exclusive
+ * It handles the following scenarios.
*
- * Scenario 1: If fdt_addr_r specified and "fdt" label is defined in
- * pxe file, retrieve fdt blob from server. Pass fdt_addr_r to bootm,
- * and adjust argc appropriately.
+ * Scenario 1: If fdt_addr_r specified and "fdt" or "fdtdir" label is
+ * defined in pxe file, retrieve fdt blob from server. Pass fdt_addr_r to
+ * bootm, and adjust argc appropriately.
+ *
+ * If retrieve fails and no exact fdt blob is specified in pxe file with
+ * "fdt" label, try Scenario 2.
*
* Scenario 2: If there is an fdt_addr specified, pass it along to
* bootm, and adjust argc appropriately.
f2 = "-";
f3 = env_get("board");
f4 = ".dtb";
+ if (!f1) {
+ f1 = "";
+ f2 = "";
+ }
+ if (!f3) {
+ f2 = "";
+ f3 = "";
+ }
}
len = strlen(label->fdtdir);
free(fdtfilefree);
if (err < 0) {
- printf("Skipping %s for failure retrieving fdt\n",
- label->name);
- goto cleanup;
+ bootm_argv[3] = NULL;
+
+ if (label->fdt) {
+ printf("Skipping %s for failure retrieving FDT\n",
+ label->name);
+ goto cleanup;
+ }
}
+
+#ifdef CONFIG_OF_LIBFDT_OVERLAY
+ if (label->fdtoverlays)
+ label_boot_fdtoverlay(cmdtp, label);
+#endif
} else {
bootm_argv[3] = NULL;
}
/* Try bootm for legacy and FIT format image */
if (genimg_get_format(buf) != IMAGE_FORMAT_INVALID)
do_bootm(cmdtp, 0, bootm_argc, bootm_argv);
-#ifdef CONFIG_CMD_BOOTI
/* Try booting an AArch64 Linux kernel image */
- else
+ else if (IS_ENABLED(CONFIG_CMD_BOOTI))
do_booti(cmdtp, 0, bootm_argc, bootm_argv);
-#elif defined(CONFIG_CMD_BOOTZ)
/* Try booting a Image */
- else
+ else if (IS_ENABLED(CONFIG_CMD_BOOTZ))
do_bootz(cmdtp, 0, bootm_argc, bootm_argv);
-#endif
+ /* Try booting an x86_64 Linux kernel image */
+ else if (IS_ENABLED(CONFIG_CMD_ZBOOT))
+ do_zboot_parent(cmdtp, 0, bootm_argc, bootm_argv, NULL);
+
unmap_sysmem(buf);
cleanup:
T_INCLUDE,
T_FDT,
T_FDTDIR,
+ T_FDTOVERLAYS,
T_ONTIMEOUT,
T_IPAPPEND,
T_BACKGROUND,
{"fdt", T_FDT},
{"devicetreedir", T_FDTDIR},
{"fdtdir", T_FDTDIR},
+ {"fdtoverlays", T_FDTOVERLAYS},
{"ontimeout", T_ONTIMEOUT,},
{"ipappend", T_IPAPPEND,},
{"background", T_BACKGROUND,},
err = parse_sliteral(c, &label->fdtdir);
break;
+ case T_FDTOVERLAYS:
+ if (!label->fdtoverlays)
+ err = parse_sliteral(c, &label->fdtoverlays);
+ break;
+
case T_LOCALBOOT:
label->localboot = 1;
err = parse_integer(c, &label->localboot_val);
struct menu *m;
int err;
-#ifdef CONFIG_CMD_BMP
- /* display BMP if available */
- if (cfg->bmp) {
- if (get_relfile(cmdtp, cfg->bmp, image_load_addr)) {
- if (CONFIG_IS_ENABLED(CMD_CLS))
- run_command("cls", 0);
- bmp_display(image_load_addr,
- BMP_ALIGN_CENTER, BMP_ALIGN_CENTER);
- } else {
- printf("Skipping background bmp %s for failure\n",
- cfg->bmp);
+ if (IS_ENABLED(CONFIG_CMD_BMP)) {
+ /* display BMP if available */
+ if (cfg->bmp) {
+ if (get_relfile(cmdtp, cfg->bmp, image_load_addr)) {
+ if (CONFIG_IS_ENABLED(CMD_CLS))
+ run_command("cls", 0);
+ bmp_display(image_load_addr,
+ BMP_ALIGN_CENTER, BMP_ALIGN_CENTER);
+ } else {
+ printf("Skipping background bmp %s for failure\n",
+ cfg->bmp);
+ }
}
}
-#endif
m = pxe_menu_to_menu(cfg);
if (!m)
projects / u-boot.git / blobdiff