| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #ifndef RAMINIT_H |
| #define RAMINIT_H |
| |
| /* The 440BX supports up to four (single- or double-sided) DIMMs. */ |
| #define DIMM_SOCKETS 4 |
| |
| /* Function prototypes. */ |
| int spd_read_byte(unsigned int device, unsigned int address); |
| void sdram_set_registers(void); |
| void sdram_set_spd_registers(void); |
| void sdram_enable(void); |
| /* A merger of above functions */ |
| void sdram_initialize(void); |
| |
| /* Debug */ |
| #if IS_ENABLED(CONFIG_DEBUG_RAM_SETUP) |
| void dump_spd_registers(void); |
| void dump_pci_device(unsigned dev); |
| #else |
| #define dump_spd_registers() |
| #endif |
| #endif /* RAMINIT_H */ |