xref: /aosp_15_r20/external/coreboot/src/soc/mediatek/common/dramc_param.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c) 
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <console/console.h>
4 #include <string.h>
5 #include <soc/dramc_param.h>
6 
7 #define print(_x_...) printk(BIOS_INFO, _x_)
8 
get_dramc_param_from_blob(void * blob)9 struct dramc_param *get_dramc_param_from_blob(void *blob)
10 {
11 	return (struct dramc_param *)blob;
12 }
13 
dump_param_header(const void * blob)14 void dump_param_header(const void *blob)
15 {
16 	const struct dramc_param *dparam = blob;
17 	const struct dramc_param_header *header = &dparam->header;
18 
19 	print("header.status = %#x\n", header->status);
20 	print("header.version = %#x (expected: %#x)\n",
21 	      header->version, DRAMC_PARAM_HEADER_VERSION);
22 	print("header.size = %#x (expected: %#lx)\n",
23 	      header->size, sizeof(*dparam));
24 	print("header.flags = %#x\n", header->flags);
25 }
26 
initialize_dramc_param(void * blob)27 int initialize_dramc_param(void *blob)
28 {
29 	struct dramc_param *param = blob;
30 	struct dramc_param_header *hdr = &param->header;
31 
32 	memset(hdr, 0, sizeof(*hdr));
33 	hdr->version = DRAMC_PARAM_HEADER_VERSION;
34 	hdr->size = sizeof(*param);
35 	return 0;
36 }
37