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1 #ifndef __SMRAM_H
2 #define __SMRAM_H
3
4 #include "../ich2/smram-ich2.h"
5
6 extern int smram_locked();
7 extern smram_state_t smram_save_state();
8 extern void smram_restore_state(smram_state_t state);
9 extern int smram_aseg_set_state(int open);
10 extern int smram_tseg_set_state(int open);
11
12 #define SMRAM_ASEG_CLOSED 0     /* SMRAM is not readable. */
13 #define SMRAM_ASEG_OPEN 1       /* SMRAM is readable by everybody. */
14 #define SMRAM_ASEG_SMMCODE 2    /* SMRAM is readable as SMM code only. */
15 #define SMRAM_ASEG_SMMONLY 3    /* SMRAM is readable as SMM code and data only. */
16
17 #define SMRAM_TSEG_OPEN 0
18
19 #endif
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