embassy/embassy-stm32-wpan/src/lhci.rs
2023-06-23 17:55:47 -05:00

113 lines
3.6 KiB
Rust

use core::ptr;
use crate::cmd::CmdPacket;
use crate::consts::{TlPacketType, TL_EVT_HEADER_SIZE};
use crate::evt::{CcEvt, EvtPacket, EvtSerial};
use crate::tables::{DeviceInfoTable, RssInfoTable, SafeBootInfoTable, WirelessFwInfoTable, TL_DEVICE_INFO_TABLE};
const TL_BLEEVT_CC_OPCODE: u8 = 0x0e;
const LHCI_OPCODE_C1_DEVICE_INF: u16 = 0xfd62;
const PACKAGE_DATA_PTR: *const u8 = 0x1FFF_7500 as _;
const UID64_PTR: *const u32 = 0x1FFF_7580 as _;
#[derive(Debug, Copy, Clone)]
#[repr(C, packed)]
pub struct LhciC1DeviceInformationCcrp {
pub status: u8,
pub rev_id: u16,
pub dev_code_id: u16,
pub package_type: u8,
pub device_type_id: u8,
pub st_company_id: u32,
pub uid64: u32,
pub uid96_0: u32,
pub uid96_1: u32,
pub uid96_2: u32,
pub safe_boot_info_table: SafeBootInfoTable,
pub rss_info_table: RssInfoTable,
pub wireless_fw_info_table: WirelessFwInfoTable,
pub app_fw_inf: u32,
}
impl Default for LhciC1DeviceInformationCcrp {
fn default() -> Self {
let DeviceInfoTable {
safe_boot_info_table,
rss_info_table,
wireless_fw_info_table,
} = unsafe { ptr::read_volatile(TL_DEVICE_INFO_TABLE.as_ptr()) };
let device_id = stm32_device_signature::device_id();
let uid96_0 = (device_id[3] as u32) << 24
| (device_id[2] as u32) << 16
| (device_id[1] as u32) << 8
| device_id[0] as u32;
let uid96_1 = (device_id[7] as u32) << 24
| (device_id[6] as u32) << 16
| (device_id[5] as u32) << 8
| device_id[4] as u32;
let uid96_2 = (device_id[11] as u32) << 24
| (device_id[10] as u32) << 16
| (device_id[9] as u32) << 8
| device_id[8] as u32;
let package_type = unsafe { *PACKAGE_DATA_PTR };
let uid64 = unsafe { *UID64_PTR };
let st_company_id = unsafe { *UID64_PTR.offset(1) } >> 8 & 0x00FF_FFFF;
let device_type_id = (unsafe { *UID64_PTR.offset(1) } & 0x000000FF) as u8;
LhciC1DeviceInformationCcrp {
status: 0,
rev_id: 0,
dev_code_id: 0,
package_type,
device_type_id,
st_company_id,
uid64,
uid96_0,
uid96_1,
uid96_2,
safe_boot_info_table,
rss_info_table,
wireless_fw_info_table,
app_fw_inf: (1 << 8), // 0.0.1
}
}
}
impl LhciC1DeviceInformationCcrp {
pub fn new() -> Self {
Self::default()
}
pub fn write(&self, cmd_packet: &mut CmdPacket) {
let self_size = core::mem::size_of::<LhciC1DeviceInformationCcrp>();
unsafe {
let cmd_packet_ptr: *mut CmdPacket = cmd_packet;
let evet_packet_ptr: *mut EvtPacket = cmd_packet_ptr.cast();
let evt_serial: *mut EvtSerial = &mut (*evet_packet_ptr).evt_serial;
let evt_payload = (*evt_serial).evt.payload.as_mut_ptr();
let evt_cc: *mut CcEvt = evt_payload.cast();
let evt_cc_payload_buf = (*evt_cc).payload.as_mut_ptr();
(*evt_serial).kind = TlPacketType::LocRsp as u8;
(*evt_serial).evt.evt_code = TL_BLEEVT_CC_OPCODE;
(*evt_serial).evt.payload_len = TL_EVT_HEADER_SIZE as u8 + self_size as u8;
(*evt_cc).cmd_code = LHCI_OPCODE_C1_DEVICE_INF;
(*evt_cc).num_cmd = 1;
let self_ptr: *const LhciC1DeviceInformationCcrp = self;
let self_buf = self_ptr.cast();
ptr::copy(self_buf, evt_cc_payload_buf, self_size);
}
}
}