upd_display.c

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
#include <console/console.h>
#include <fsp/util.h>
#include <lib.h>
 
void fsp_display_upd_value(const char *name, size_t size, uint64_t old,
        uint64_t new)
{
        size *= 2;
        if (old == new) {
                printk(BIOS_SPEW, "  0x%0*llx: %s\n", (int)size, new, name);
        } else {
                printk(BIOS_SPEW, "  0x%0*llx --> 0x%0*llx: %s\n", (int)size,
                        old, (int)size, new, name);
        }
}
 
static void fspm_display_arch_params(const FSPM_ARCH_UPD *old,
        const FSPM_ARCH_UPD *new)
{
        /* Display the architectural parameters for MemoryInit */
        printk(BIOS_SPEW, "Architectural UPD values for MemoryInit at: %p\n",
                new);
        fsp_display_upd_value("Revision", sizeof(old->Revision),
                old->Revision, new->Revision);
        fsp_display_upd_value("NvsBufferPtr", sizeof(old->NvsBufferPtr),
                (uintptr_t)old->NvsBufferPtr,
                (uintptr_t)new->NvsBufferPtr);
        fsp_display_upd_value("StackBase", sizeof(old->StackBase),
                (uintptr_t)old->StackBase,
                (uintptr_t)new->StackBase);
        fsp_display_upd_value("StackSize", sizeof(old->StackSize),
                old->StackSize, new->StackSize);
        fsp_display_upd_value("BootLoaderTolumSize",
                sizeof(old->BootLoaderTolumSize),
                old->BootLoaderTolumSize, new->BootLoaderTolumSize);
        fsp_display_upd_value("BootMode", sizeof(old->BootMode),
                old->BootMode, new->BootMode);
}
 
/* Display the UPD parameters for MemoryInit */
__weak void soc_display_fspm_upd_params(
        const FSPM_UPD *fspm_old_upd,
        const FSPM_UPD *fspm_new_upd)
{
        printk(BIOS_SPEW, "UPD values for MemoryInit:\n");
        hexdump(fspm_new_upd, sizeof(*fspm_new_upd));
}
 
void fspm_display_upd_values(const FSPM_UPD *old,
        const FSPM_UPD *new)
{
        /* Display the UPD data */
        fspm_display_arch_params(&old->FspmArchUpd, &new->FspmArchUpd);
        soc_display_fspm_upd_params(old, new);
}
 
/* Display the UPD parameters for SiliconInit */
__weak void soc_display_fsps_upd_params(
        const FSPS_UPD *fsps_old_upd,
        const FSPS_UPD *fsps_new_upd)
{
        printk(BIOS_SPEW, "UPD values for SiliconInit:\n");
        hexdump(fsps_new_upd, sizeof(*fsps_new_upd));
}