blob: 8548dbc66513f4501e63665d73103e8165a6cb04 [file] [log] [blame]
/* SPDX-License-Identifier: GPL-2.0-only */
#include <console/console.h>
#include <string.h>
#include <soc/dramc_param.h>
#define print(_x_...) printk(BIOS_INFO, _x_)
struct dramc_param *get_dramc_param_from_blob(void *blob)
{
return (struct dramc_param *)blob;
}
void dump_param_header(const void *blob)
{
const struct dramc_param *dparam = blob;
const struct dramc_param_header *header = &dparam->header;
print("header.status = %#x\n", header->status);
print("header.version = %#x (expected: %#x)\n",
header->version, DRAMC_PARAM_HEADER_VERSION);
print("header.size = %#x (expected: %#lx)\n",
header->size, sizeof(*dparam));
print("header.flags = %#x\n", header->flags);
print("header.checksum = %#x\n", header->checksum);
}
int validate_dramc_param(const void *blob)
{
const struct dramc_param *param = blob;
const struct dramc_param_header *hdr = &param->header;
if (hdr->version != DRAMC_PARAM_HEADER_VERSION)
return DRAMC_ERR_INVALID_VERSION;
if (hdr->size != sizeof(*param))
return DRAMC_ERR_INVALID_SIZE;
return DRAMC_SUCCESS;
}
int is_valid_dramc_param(const void *blob)
{
return validate_dramc_param(blob) == DRAMC_SUCCESS;
}
int initialize_dramc_param(void *blob)
{
struct dramc_param *param = blob;
struct dramc_param_header *hdr = &param->header;
memset(hdr, 0, sizeof(*hdr));
hdr->version = DRAMC_PARAM_HEADER_VERSION;
hdr->size = sizeof(*param);
return 0;
}