SPL services
spl:
| Cmd | Name | Notes |
|---|---|---|
| 0 | #GetConfig | |
| 1 | ||
| 2 | #KeyGen0 | |
| 3 | ||
| 4 | Aes128Ctr | |
| 5 | #SetConfig | |
| 7 | ||
| 9 | ||
| 10 | ||
| 11 | #GetDevunitFlag | |
| 12 | KeyGen1 | |
| 13 | #EncDec0 | |
| 14 | KeyGen2 | |
| 15 | ||
| 16 | ||
| 17 | EncDec1 | |
| 18 | EncDec2 | |
| 19 | ||
| 20 | ||
| 21 | ||
| 22 | ||
| 23 | GetSplWaitEvent |
GetConfig
Takes an input word (ConfigItem), and returns a u64 with the config params.
| ConfigItem | Name |
|---|---|
| 2 | MemoryConfiguration |
| 5 | HardwareType (0=Icosa, 1=Copper) |
| 7 | IsRecoveryBoot |
| 8 | DeviceId (byte7 clear). |
| 9 | BootReason |
| 11 | AllowSkippingNrrSignatures |
| 13 | BatteryProfile? |
Output from this when used by NIM must match the set:cal DeviceId with byte7 cleared, otherwise NIM will panic.
RO checks id11, if set then skipping NRR rsa signatures is allowed.
KeyGen0
Takes 16-bytes as input and two u32s. Outputs random-looking 16-bytes.
Same input gives same output. Output changes when system is rebooted.
SetConfig
Takes two input words, a ConfigItem and the value to set.
| ConfigItem | Name |
|---|---|
| 13 | Battery profile? |
GetDevunitFlag
No input params.
Returns an u8 flag for whether the system is devunit. Output flag is 0 on retail.
EncDec0
Last SPL cmd used by SSL-sysmodule for TLS client-privk.