src/drivers/intel/fsp2_0/upd_display.c

   1 /* SPDX-License-Identifier: GPL-2.0-or-later */
   2
   3 #include <console/console.h>
   4 #include <fsp/util.h>
   5 #include <lib.h>
   6
   7 void fsp_display_upd_value(const char *name, size_t size, uint64_t old,
   8         uint64_t new)
   9 {
  10         size *= 2;
  11         if (old == new) {
  12                 printk(BIOS_SPEW, "  0x%0*llx: %s\n", (int)size, new, name);
  13         } else {
  14                 printk(BIOS_SPEW, "  0x%0*llx --> 0x%0*llx: %s\n", (int)size,
  15                         old, (int)size, new, name);
  16         }
  17 }
  18
  19 static void fspm_display_arch_params(const FSPM_ARCHx_UPD *old,
  20         const FSPM_ARCHx_UPD *new)
  21 {
  22         /* Display the architectural parameters for MemoryInit */
  23         printk(BIOS_SPEW, "Architectural UPD values for MemoryInit at: %p\n",
  24                 new);
  25         fsp_display_upd_value("Revision", sizeof(old->Revision),
  26                 old->Revision, new->Revision);
  27         fsp_display_upd_value("NvsBufferPtr", sizeof(old->NvsBufferPtr),
  28                 (uintptr_t)old->NvsBufferPtr,
  29                 (uintptr_t)new->NvsBufferPtr);
  30         fsp_display_upd_value("StackBase", sizeof(old->StackBase),
  31                 (uintptr_t)old->StackBase,
  32                 (uintptr_t)new->StackBase);
  33         fsp_display_upd_value("StackSize", sizeof(old->StackSize),
  34                 old->StackSize, new->StackSize);
  35         fsp_display_upd_value("BootLoaderTolumSize",
  36                 sizeof(old->BootLoaderTolumSize),
  37                 old->BootLoaderTolumSize, new->BootLoaderTolumSize);
  38         fsp_display_upd_value("BootMode", sizeof(old->BootMode),
  39                 old->BootMode, new->BootMode);
  40 }
  41
  42 /* Display the UPD parameters for MemoryInit */
  43 __weak void soc_display_fspm_upd_params(
  44         const FSPM_UPD *fspm_old_upd,
  45         const FSPM_UPD *fspm_new_upd)
  46 {
  47         printk(BIOS_SPEW, "UPD values for MemoryInit:\n");
  48         hexdump(fspm_new_upd, sizeof(*fspm_new_upd));
  49 }
  50
  51 void fspm_display_upd_values(const FSPM_UPD *old,
  52         const FSPM_UPD *new)
  53 {
  54         /* Display the UPD data */
  55         fspm_display_arch_params(&old->FspmArchUpd, &new->FspmArchUpd);
  56         soc_display_fspm_upd_params(old, new);
  57 }
  58
  59 /* Display the UPD parameters for SiliconInit */
  60 __weak void soc_display_fsps_upd_params(
  61         const FSPS_UPD *fsps_old_upd,
  62         const FSPS_UPD *fsps_new_upd)
  63 {
  64         printk(BIOS_SPEW, "UPD values for SiliconInit:\n");
  65         hexdump(fsps_new_upd, sizeof(*fsps_new_upd));
  66 }