75 lines
1.9 KiB
C
75 lines
1.9 KiB
C
/*
|
|
* 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
|
|
|
|
#elif defined(__PRE_RAM__)
|
|
#define ENV_BOOTBLOCK 0
|
|
#define ENV_ROMSTAGE 1
|
|
#define ENV_RAMSTAGE 0
|
|
#define ENV_SMM 0
|
|
#define ENV_SECMON 0
|
|
|
|
#elif defined(__SMM__)
|
|
#define ENV_BOOTBLOCK 0
|
|
#define ENV_ROMSTAGE 0
|
|
#define ENV_RAMSTAGE 0
|
|
#define ENV_SMM 1
|
|
#define ENV_SECMON 0
|
|
|
|
#elif defined(__SECMON__)
|
|
#define ENV_BOOTBLOCK 0
|
|
#define ENV_ROMSTAGE 0
|
|
#define ENV_RAMSTAGE 0
|
|
#define ENV_SMM 0
|
|
#define ENV_SECMON 1
|
|
|
|
#else
|
|
#define ENV_BOOTBLOCK 0
|
|
#define ENV_ROMSTAGE 0
|
|
#define ENV_RAMSTAGE 1
|
|
#define ENV_SMM 0
|
|
#define ENV_SECMON 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 */
|