| /* |
| * This file is part of the coreboot project. |
| * |
| * |
| * 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; version 2 of the License. |
| * |
| * 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. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef _RULES_H |
| #define _RULES_H |
| |
| /* Useful helpers to tell whether the code is executing in bootblock, |
| * romstage, ramstage or SMM. |
| */ |
| |
| #if defined(__BOOTBLOCK__) |
| #define ENV_BOOTBLOCK 1 |
| #define ENV_ROMSTAGE 0 |
| #define ENV_RAMSTAGE 0 |
| #define ENV_SMM 0 |
| #define ENV_SECMON 0 |
| #define ENV_VERSTAGE 0 |
| |
| #elif defined(__PRE_RAM__) |
| #define ENV_BOOTBLOCK 0 |
| #define ENV_ROMSTAGE 1 |
| #define ENV_RAMSTAGE 0 |
| #define ENV_SMM 0 |
| #define ENV_SECMON 0 |
| #define ENV_VERSTAGE 0 |
| |
| #elif defined(__SMM__) |
| #define ENV_BOOTBLOCK 0 |
| #define ENV_ROMSTAGE 0 |
| #define ENV_RAMSTAGE 0 |
| #define ENV_SMM 1 |
| #define ENV_SECMON 0 |
| #define ENV_VERSTAGE 0 |
| |
| #elif defined(__SECMON__) |
| #define ENV_BOOTBLOCK 0 |
| #define ENV_ROMSTAGE 0 |
| #define ENV_RAMSTAGE 0 |
| #define ENV_SMM 0 |
| #define ENV_SECMON 1 |
| #define ENV_VERSTAGE 0 |
| |
| #elif defined(__VERSTAGE__) |
| #define ENV_BOOTBLOCK 0 |
| #define ENV_ROMSTAGE 0 |
| #define ENV_RAMSTAGE 0 |
| #define ENV_SMM 0 |
| #define ENV_SECMON 0 |
| #define ENV_VERSTAGE 1 |
| |
| #else |
| #define ENV_BOOTBLOCK 0 |
| #define ENV_ROMSTAGE 0 |
| #define ENV_RAMSTAGE 1 |
| #define ENV_SMM 0 |
| #define ENV_SECMON 0 |
| #define ENV_VERSTAGE 0 |
| #endif |
| |
| /* For romstage and ramstage always build with simple device model, ie. |
| * PCI, PNP and CPU functions operate without use of devicetree. |
| * |
| * For ramstage individual source file may define __SIMPLE_DEVICE__ |
| * before including any header files to force that particular source |
| * be built with simple device model. |
| */ |
| |
| #if defined(__PRE_RAM__) || defined(__SMM__) |
| #define __SIMPLE_DEVICE__ |
| #endif |
| |
| #endif /* _RULES_H */ |