embassy/embassy-stm32/src/tl_mbox/shci.rs
2023-05-15 10:25:02 +01:00

102 lines
2.8 KiB
Rust

//! HCI commands for system channel
use super::cmd::CmdPacket;
use super::consts::TlPacketType;
use super::{channels, TL_CS_EVT_SIZE, TL_EVT_HEADER_SIZE, TL_PACKET_HEADER_SIZE, TL_SYS_TABLE};
use crate::ipcc::Ipcc;
const SCHI_OPCODE_BLE_INIT: u16 = 0xfc66;
pub const TL_BLE_EVT_CS_PACKET_SIZE: usize = TL_EVT_HEADER_SIZE + TL_CS_EVT_SIZE;
#[allow(dead_code)]
const TL_BLE_EVT_CS_BUFFER_SIZE: usize = TL_PACKET_HEADER_SIZE + TL_BLE_EVT_CS_PACKET_SIZE;
#[derive(Clone, Copy)]
#[repr(C, packed)]
pub struct ShciBleInitCmdParam {
/// NOT USED CURRENTLY
pub p_ble_buffer_address: u32,
/// Size of the Buffer allocated in pBleBufferAddress
pub ble_buffer_size: u32,
pub num_attr_record: u16,
pub num_attr_serv: u16,
pub attr_value_arr_size: u16,
pub num_of_links: u8,
pub extended_packet_length_enable: u8,
pub pr_write_list_size: u8,
pub mb_lock_count: u8,
pub att_mtu: u16,
pub slave_sca: u16,
pub master_sca: u8,
pub ls_source: u8,
pub max_conn_event_length: u32,
pub hs_startup_time: u16,
pub viterbi_enable: u8,
pub ll_only: u8,
pub hw_version: u8,
}
impl Default for ShciBleInitCmdParam {
fn default() -> Self {
Self {
p_ble_buffer_address: 0,
ble_buffer_size: 0,
num_attr_record: 68,
num_attr_serv: 8,
attr_value_arr_size: 1344,
num_of_links: 2,
extended_packet_length_enable: 1,
pr_write_list_size: 0x3A,
mb_lock_count: 0x79,
att_mtu: 156,
slave_sca: 500,
master_sca: 0,
ls_source: 1,
max_conn_event_length: 0xFFFFFFFF,
hs_startup_time: 0x148,
viterbi_enable: 1,
ll_only: 0,
hw_version: 0,
}
}
}
#[derive(Clone, Copy, Default)]
#[repr(C, packed)]
pub struct ShciHeader {
metadata: [u32; 3],
}
#[derive(Clone, Copy)]
#[repr(C, packed)]
pub struct ShciBleInitCmdPacket {
header: ShciHeader,
param: ShciBleInitCmdParam,
}
pub fn shci_ble_init(ipcc: &mut Ipcc, param: ShciBleInitCmdParam) {
let mut packet = ShciBleInitCmdPacket {
header: ShciHeader::default(),
param,
};
let packet_ptr: *mut ShciBleInitCmdPacket = &mut packet;
unsafe {
let cmd_ptr: *mut CmdPacket = packet_ptr.cast();
(*cmd_ptr).cmd_serial.cmd.cmd_code = SCHI_OPCODE_BLE_INIT;
(*cmd_ptr).cmd_serial.cmd.payload_len = core::mem::size_of::<ShciBleInitCmdParam>() as u8;
let mut cmd_buf = &mut *(*TL_SYS_TABLE.as_mut_ptr()).pcmd_buffer;
core::ptr::write(cmd_buf, *cmd_ptr);
cmd_buf.cmd_serial.ty = TlPacketType::SysCmd as u8;
ipcc.c1_set_flag_channel(channels::cpu1::IPCC_SYSTEM_CMD_RSP_CHANNEL);
ipcc.c1_set_tx_channel(channels::cpu1::IPCC_SYSTEM_CMD_RSP_CHANNEL, true);
}
}