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 <log.h>
  11 #include <spl.h>
  12 #include <asm/smp.h>
  13
  14 DECLARE_GLOBAL_DATA_PTR;
  15
  16 __weak void board_init_f(ulong dummy)
  17 {
  18         int ret;
  19
  20         ret = spl_early_init();
  21         if (ret)
  22                 panic("spl_early_init() failed: %d\n", ret);
  23
  24         arch_cpu_init_dm();
  25
  26         preloader_console_init();
  27 }
  28
  29 void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
  30 {
  31         typedef void __noreturn (*image_entry_riscv_t)(ulong hart, void *dtb);
  32         void *fdt_blob;
  33         int ret;
  34
  35 #if CONFIG_IS_ENABLED(LOAD_FIT) || CONFIG_IS_ENABLED(LOAD_FIT_FULL)
  36         fdt_blob = spl_image->fdt_addr;
  37 #else
  38         fdt_blob = (void *)gd->fdt_blob;
  39 #endif
  40
  41         image_entry_riscv_t image_entry =
  42                 (image_entry_riscv_t)spl_image->entry_point;
  43         invalidate_icache_all();
  44
  45         debug("image entry point: 0x%lX\n", spl_image->entry_point);
  46 #ifdef CONFIG_SPL_SMP
  47         ret = smp_call_function(spl_image->entry_point, (ulong)fdt_blob, 0, 0);
  48         if (ret)
  49                 hang();
  50 #endif
  51         image_entry(gd->arch.boot_hart, fdt_blob);
  52 }