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Skeleton for smcGetConfig and smcSetConfig

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This commit is contained in:
Michael Scire
2018-02-19 00:41:19 -08:00
parent f629a629d1
commit f77cae48d0
4 changed files with 114 additions and 1 deletions
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67
exosphere/configitem.c Normal file
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#include <stdint.h>
#include "utils.h"
#include "configitem.h"
int g_battery_profile = 0;
uint32_t configitem_set(enum ConfigItem item, uint64_t value) {
if (item != CONFIGITEM_BATTERYPROFILE) {
return 2;
}
g_battery_profile = ((int)(value != 0)) & 1;
}
uint32_t configitem_get(enum ConfigItem item, uint64_t *p_outvalue) {
uint32_t result = 0;
switch (item) {
case CONFIGITEM_DISABLEPROGRAMVERIFICATION:
/* TODO: This is loaded from BootConfig on dev units, always zero on retail. How should we support? */
*p_outvalue = 0;
break;
case CONFIGITEM_MEMORYCONFIGURATION:
/* TODO: Fuse driver */
break;
case CONFIGITEM_SECURITYENGINEIRQ:
/* SE is interrupt #44. */
*p_outvalue = 0x2C;
break;
case CONFIGITEM_UNK04:
/* Always returns 2 on hardware. */
*p_outvalue = 2;
break;
case CONFIGITEM_HARDWARETYPE:
/* TODO: Fuse driver */
break;
case CONFIGITEM_ISRETAIL:
/* TODO: Fuse driver */
break;
case CONFIGITEM_ISRECOVERYBOOT:
/* TODO: This is just a constant, hardcoded into TZ on retail. How should we support? */
*p_outvalue = 0;
break;
case CONFIGITEM_DEVICEID:
/* TODO: Fuse driver */
break;
case CONFIGITEM_BOOTREASON:
/* TODO: This requires reading values passed to crt0 via NX_Bootloader. TBD pending crt0 implementation. */
break;
case CONFIGITEM_MEMORYARRANGE:
/* TODO: More BootConfig stuff. */
break;
case CONFIGITEM_ISDEBUGMODE:
/* TODO: More BootConfig stuff. */
break;
case CONFIGITEM_KERNELMEMORYCONFIGURATION:
/* TODO: More BootConfig stuff. */
break;
case CONFIGITEM_BATTERYPROFILE:
*p_outvalue = g_battery_profile;
break;
default:
result = 2;
break;
}
return result;
}