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Correct various bits

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Daniel Lublin 2022-10-24 15:35:39 +02:00
parent c4b36429bf
commit c851b2c0b1
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2 changed files with 7 additions and 7 deletions
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10
doc/system_description/software.md
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@ -160,7 +160,7 @@ Available commands/reponses:
#### `FW_{CMD,RSP}_LOAD_APP_DATA`
#### `FW_{CMD,RSP}_RUN_APP`
#### `FW_{CMD,RSP}_NAME_VERSION`
#### `FW_{CMD,RSP}_UID`
#### `FW_{CMD,RSP}_UDI`
#### `FW_{CMD,RSP}_VERIFY_DEVICE`
@ -314,7 +314,7 @@ Assigned core prefixes:
| `TIMER_STATUS` | r | r | | | | If bit 0 is set, the timer is ready to start running. |
| `TIMER_PRESCALER` | r/w | r/w | 4B | | | Prescaler init value. Write blocked when running. |
| `TIMER_TIMER` | r/w | r/w | 4B | | | Timer init or current value when running. Write blocked when running. |
| `UDS_START` | r[^3]| invisible | 4B | u8[32] | | First word of Unique Device Secret key. |
| `UDS_FIRST` | r[^3]| invisible | 4B | u8[32] | | First word of Unique Device Secret key. |
| `UDS_LAST` | | invisible | | | | The last word of the UDS |
| `UART_BITRATE` | r/w | | | | | TBD |
| `UART_DATABITS` | r/w | | | | | TBD |
@ -324,8 +324,8 @@ Assigned core prefixes:
| `UART_TX_STATUS` | r | r | 1B | u8 | | Non-zero when it's OK to write data |
| `UART_TX_DATA` | w | w | 1B | u8 | | Data to send. Only LSB contains data |
| `TOUCH_STATUS` | r/w | r/w | | | | STATUS_EVENT_BIT is set when touched; write to it after |
| `UDA` | r | | 16B | u8[16] | | Unique Device Authentication key. |
| `UDI` | r | | 8B | u64 | | Unique Device ID (UDI). |
| `UDA` | r | invisible | 16B | u8[16] | | Unique Device Authentication key. |
| `UDI` | r | r | 8B | u64 | | Unique Device ID (UDI). |
| `QEMU_DEBUG` | w | w | | u8 | | Debug console (only in QEMU) |
| `NAME0` | r | r | 4B | char[4] | "mta1" | ID of core/stick |
| `NAME1` | r | r | 4B | char[4] | "mkdf" | ID of core/stick |
@ -335,7 +335,7 @@ Assigned core prefixes:
| `GPIO` | | | | | | |
| `APP_ADDR` | r/w | r | 4B | u32 | | Application address (0x4000_0000) |
| `APP_SIZE` | r/w | r | 4B | u32 | | Application size |
| `CDI_START` | r/w | r | 32B | u8[32] | | Compound Device Identifier (CDI). UDS+measurement... |
| `CDI_FIRST` | r/w | r | 32B | u8[32] | | Compound Device Identifier (CDI). UDS+measurement... |
| `CDI_LAST` | | r | | | | Last word of CDI |
[^3]: The UDS can only be read *once* per power-cycle.

4
doc/system_description/system_description.md
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@ -122,7 +122,7 @@ libraries etc. Roughly these can be divided into:
The Application FPGA hardware should provide the following:
1. Fixed information
- Unique Device ID (UID)
- Unique Device ID (UDI)
- 64 bits
- Readable via API before application start
- Generated and stored by Mullvad
@ -190,7 +190,7 @@ functionality:
- Read access to fixed values:
- application_fpga name and version strings
- Unique Device ID (UID)
- Unique Device ID (UDI)
- Read and write to test register used for debugging