arch/riscv/lib/spl.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2019 Fraunhofer AISEC,
   4  * Lukas Auer <lukas.auer@aisec.fraunhofer.de>
   5  */
   6 #include <common.h>
   7 #include <cpu_func.h>
   8 #include <hang.h>
   9 #include <init.h>
  10 #include <spl.h>
  11 #include <asm/smp.h>
  12
  13 DECLARE_GLOBAL_DATA_PTR;
  14
  15 __weak void board_init_f(ulong dummy)
  16 {
  17         int ret;
  18
  19         ret = spl_early_init();
  20         if (ret)
  21                 panic("spl_early_init() failed: %d\n", ret);
  22
  23         arch_cpu_init_dm();
  24
  25         preloader_console_init();
  26 }
  27
  28 void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
  29 {
  30         typedef void __noreturn (*image_entry_riscv_t)(ulong hart, void *dtb);
  31         void *fdt_blob;
  32         int ret;
  33
  34 #if CONFIG_IS_ENABLED(LOAD_FIT) || CONFIG_IS_ENABLED(LOAD_FIT_FULL)
  35         fdt_blob = spl_image->fdt_addr;
  36 #else
  37         fdt_blob = (void *)gd->fdt_blob;
  38 #endif
  39
  40         image_entry_riscv_t image_entry =
  41                 (image_entry_riscv_t)spl_image->entry_point;
  42         invalidate_icache_all();
  43
  44         debug("image entry point: 0x%lX\n", spl_image->entry_point);
  45 #ifdef CONFIG_SPL_SMP
  46         ret = smp_call_function(spl_image->entry_point, (ulong)fdt_blob, 0, 0);
  47         if (ret)
  48                 hang();
  49 #endif
  50         image_entry(gd->arch.boot_hart, fdt_blob);
  51 }