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 <spl.h>
   9 #include <asm/smp.h>
  10
  11 DECLARE_GLOBAL_DATA_PTR;
  12
  13 __weak void board_init_f(ulong dummy)
  14 {
  15         int ret;
  16
  17         ret = spl_early_init();
  18         if (ret)
  19                 panic("spl_early_init() failed: %d\n", ret);
  20
  21         arch_cpu_init_dm();
  22
  23         preloader_console_init();
  24 }
  25
  26 void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
  27 {
  28         typedef void __noreturn (*image_entry_riscv_t)(ulong hart, void *dtb);
  29         void *fdt_blob;
  30         int ret;
  31
  32 #if CONFIG_IS_ENABLED(LOAD_FIT) || CONFIG_IS_ENABLED(LOAD_FIT_FULL)
  33         fdt_blob = spl_image->fdt_addr;
  34 #else
  35         fdt_blob = (void *)gd->fdt_blob;
  36 #endif
  37
  38         image_entry_riscv_t image_entry =
  39                 (image_entry_riscv_t)spl_image->entry_point;
  40         invalidate_icache_all();
  41
  42         debug("image entry point: 0x%lX\n", spl_image->entry_point);
  43 #ifdef CONFIG_SMP
  44         ret = smp_call_function(spl_image->entry_point, (ulong)fdt_blob, 0, 0);
  45         if (ret)
  46                 hang();
  47 #endif
  48         image_entry(gd->arch.boot_hart, fdt_blob);
  49 }