coreboot
coreboot is an Open Source project aimed at replacing the proprietary BIOS found in most computers.
sdram_configs.c
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1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 #include <console/console.h>
4 #include <soc/sdram_configs.h>
5 
6 static struct sdram_params sdram_configs[] = {
7 #include "bct/sdram-unused.inc" /* ram_code = 0000 */
8 #include "bct/sdram-unused.inc" /* ram_code = 0001 */
9 #include "bct/sdram-samsung-3GB-204.inc" /* ram_code = 0010 */
10 #include "bct/sdram-samsung-4GB-204.inc" /* ram_code = 0011 */
11 #include "bct/sdram-unused.inc" /* ram_code = 0100 */
12 #include "bct/sdram-unused.inc" /* ram_code = 0101 */
13 #include "bct/sdram-unused.inc" /* ram_code = 0110 */
14 #include "bct/sdram-unused.inc" /* ram_code = 0111 */
15 #include "bct/sdram-unused.inc" /* ram_code = 1000 */
16 #include "bct/sdram-unused.inc" /* ram_code = 1001 */
17 #include "bct/sdram-unused.inc" /* ram_code = 1010 */
18 #include "bct/sdram-unused.inc" /* ram_code = 1011 */
19 #include "bct/sdram-unused.inc" /* ram_code = 1100 */
20 #include "bct/sdram-unused.inc" /* ram_code = 1101 */
21 #include "bct/sdram-unused.inc" /* ram_code = 1110 */
22 #include "bct/sdram-unused.inc" /* ram_code = 1111 */
23 };
24 
26 {
27  uint32_t ramcode = sdram_get_ram_code();
28  /*
29  * If we need to apply some special hacks to RAMCODE mapping (ex, by
30  * board_id), do that now.
31  */
32 
33  printk(BIOS_SPEW, "%s: RAMCODE=%d\n", __func__, ramcode);
34  if (ramcode >= ARRAY_SIZE(sdram_configs) ||
36  die("Invalid RAMCODE.");
37  }
38 
39  return &sdram_configs[ramcode];
40 }
const struct sdram_info * get_sdram_config(void)
Definition: sdram_configs.c:85
#define ARRAY_SIZE(a)
Definition: helpers.h:12
#define printk(level,...)
Definition: stdlib.h:16
void __noreturn die(const char *fmt,...)
Definition: die.c:17
#define BIOS_SPEW
BIOS_SPEW - Excessively verbose output.
Definition: loglevel.h:142
uint32_t sdram_get_ram_code(void)
Definition: sdram.c:601
static struct sdram_params sdram_configs[]
Definition: sdram_configs.c:6
unsigned int uint32_t
Definition: stdint.h:14
Defines the SDRAM parameter structure.
Definition: emi.h:15
uint32_t MemoryType
Definition: sdram_param.h:56
@ NvBootMemoryType_Unused
Definition: sdram_param.h:38