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feat(s32g274a): map each image before its loading

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The regions used by the stages loaded by BL2 must be mapped before they
can be used.

Change-Id: Ia70f8c5f35d7930e2b20f1a26be0ad2cdfea2b1a
Signed-off-by: Khristine Andreea Barbulescu <khristineandreea.barbulescu@nxp.com>
Signed-off-by: Ghennadi Procopciuc <ghennadi.procopciuc@nxp.com>
This commit is contained in:
Ghennadi Procopciuc 2024-11-26 16:45:36 +02:00
parent 514c738045
commit 34fb2b35b9
1 changed files with 25 additions and 0 deletions

25
plat/nxp/s32/s32g274ardb2/plat_bl2_el3_setup.c
View file

@ -4,9 +4,11 @@
* SPDX-License-Identifier: BSD-3-Clause * SPDX-License-Identifier: BSD-3-Clause
*/ */
#include <errno.h>
#include <common/debug.h> #include <common/debug.h>
#include <common/desc_image_load.h> #include <common/desc_image_load.h>
#include <lib/mmio.h> #include <lib/mmio.h>
#include <lib/xlat_tables/xlat_tables_v2.h>
#include <plat/common/platform.h> #include <plat/common/platform.h>
#include <plat_console.h> #include <plat_console.h>
#include <s32cc-clk-drv.h> #include <s32cc-clk-drv.h>
@ -78,3 +80,26 @@ void bl2_el3_plat_arch_setup(void)
{ {
} }
int bl2_plat_handle_pre_image_load(unsigned int image_id)
{
const struct bl_mem_params_node *desc = get_bl_mem_params_node(image_id);
const struct image_info *img_info;
size_t size;
if (desc == NULL) {
return -EINVAL;
}
img_info = &desc->image_info;
if ((img_info == NULL) || (img_info->image_max_size == 0U)) {
return -EINVAL;
}
size = page_align(img_info->image_max_size, UP);
return mmap_add_dynamic_region(img_info->image_base,
img_info->image_base,
size,
MT_MEMORY | MT_RW | MT_SECURE);
}