unleashed-firmware/firmware/targets/f7/ble_glue/ble_glue.c

501 lines
16 KiB
C

#include "ble_glue.h"
#include "app_common.h"
#include "ble_app.h"
#include <ble/ble.h>
#include <hci_tl.h>
#include <interface/patterns/ble_thread/tl/tl.h>
#include <interface/patterns/ble_thread/shci/shci.h>
#include <interface/patterns/ble_thread/tl/shci_tl.h>
#include "app_debug.h"
#include <furi_hal.h>
#define TAG "Core2"
#define BLE_GLUE_FLAG_SHCI_EVENT (1UL << 0)
#define BLE_GLUE_FLAG_KILL_THREAD (1UL << 1)
#define BLE_GLUE_FLAG_ALL (BLE_GLUE_FLAG_SHCI_EVENT | BLE_GLUE_FLAG_KILL_THREAD)
#define POOL_SIZE \
(CFG_TLBLE_EVT_QUEUE_LENGTH * 4U * \
DIVC((sizeof(TL_PacketHeader_t) + TL_BLE_EVENT_FRAME_SIZE), 4U))
PLACE_IN_SECTION("MB_MEM2") ALIGN(4) static uint8_t ble_glue_event_pool[POOL_SIZE];
PLACE_IN_SECTION("MB_MEM2") ALIGN(4) static TL_CmdPacket_t ble_glue_system_cmd_buff;
PLACE_IN_SECTION("MB_MEM2")
ALIGN(4)
static uint8_t ble_glue_system_spare_event_buff[sizeof(TL_PacketHeader_t) + TL_EVT_HDR_SIZE + 255U];
PLACE_IN_SECTION("MB_MEM2")
ALIGN(4)
static uint8_t ble_glue_ble_spare_event_buff[sizeof(TL_PacketHeader_t) + TL_EVT_HDR_SIZE + 255];
typedef struct {
FuriMutex* shci_mtx;
FuriSemaphore* shci_sem;
FuriThread* thread;
BleGlueStatus status;
BleGlueKeyStorageChangedCallback callback;
BleGlueC2Info c2_info;
void* context;
} BleGlue;
static BleGlue* ble_glue = NULL;
static int32_t ble_glue_shci_thread(void* argument);
static void ble_glue_sys_status_not_callback(SHCI_TL_CmdStatus_t status);
static void ble_glue_sys_user_event_callback(void* pPayload);
void ble_glue_set_key_storage_changed_callback(
BleGlueKeyStorageChangedCallback callback,
void* context) {
furi_assert(ble_glue);
furi_assert(callback);
ble_glue->callback = callback;
ble_glue->context = context;
}
///////////////////////////////////////////////////////////////////////////////
/* TL hook to catch hardfaults */
int32_t ble_glue_TL_SYS_SendCmd(uint8_t* buffer, uint16_t size) {
if(furi_hal_bt_get_hardfault_info()) {
furi_crash("ST(R) Copro(R) HardFault");
}
return TL_SYS_SendCmd(buffer, size);
}
void shci_register_io_bus(tSHciIO* fops) {
/* Register IO bus services */
fops->Init = TL_SYS_Init;
fops->Send = ble_glue_TL_SYS_SendCmd;
}
static int32_t ble_glue_TL_BLE_SendCmd(uint8_t* buffer, uint16_t size) {
if(furi_hal_bt_get_hardfault_info()) {
furi_crash("ST(R) Copro(R) HardFault");
}
return TL_BLE_SendCmd(buffer, size);
}
void hci_register_io_bus(tHciIO* fops) {
/* Register IO bus services */
fops->Init = TL_BLE_Init;
fops->Send = ble_glue_TL_BLE_SendCmd;
}
///////////////////////////////////////////////////////////////////////////////
void ble_glue_init() {
ble_glue = malloc(sizeof(BleGlue));
ble_glue->status = BleGlueStatusStartup;
#ifdef BLE_GLUE_DEBUG
APPD_Init();
#endif
// Initialize all transport layers
TL_MM_Config_t tl_mm_config;
SHCI_TL_HciInitConf_t SHci_Tl_Init_Conf;
// Reference table initialization
TL_Init();
ble_glue->shci_mtx = furi_mutex_alloc(FuriMutexTypeNormal);
ble_glue->shci_sem = furi_semaphore_alloc(1, 0);
// FreeRTOS system task creation
ble_glue->thread = furi_thread_alloc_ex("BleShciDriver", 1024, ble_glue_shci_thread, ble_glue);
furi_thread_start(ble_glue->thread);
// System channel initialization
SHci_Tl_Init_Conf.p_cmdbuffer = (uint8_t*)&ble_glue_system_cmd_buff;
SHci_Tl_Init_Conf.StatusNotCallBack = ble_glue_sys_status_not_callback;
shci_init(ble_glue_sys_user_event_callback, (void*)&SHci_Tl_Init_Conf);
/**< Memory Manager channel initialization */
tl_mm_config.p_BleSpareEvtBuffer = ble_glue_ble_spare_event_buff;
tl_mm_config.p_SystemSpareEvtBuffer = ble_glue_system_spare_event_buff;
tl_mm_config.p_AsynchEvtPool = ble_glue_event_pool;
tl_mm_config.AsynchEvtPoolSize = POOL_SIZE;
TL_MM_Init(&tl_mm_config);
TL_Enable();
/*
* From now, the application is waiting for the ready event ( VS_HCI_C2_Ready )
* received on the system channel before starting the Stack
* This system event is received with ble_glue_sys_user_event_callback()
*/
}
const BleGlueC2Info* ble_glue_get_c2_info() {
return &ble_glue->c2_info;
}
BleGlueStatus ble_glue_get_c2_status() {
return ble_glue->status;
}
static const char* ble_glue_get_reltype_str(const uint8_t reltype) {
static char relcode[3] = {0};
switch(reltype) {
case INFO_STACK_TYPE_BLE_FULL:
return "F";
case INFO_STACK_TYPE_BLE_HCI:
return "H";
case INFO_STACK_TYPE_BLE_LIGHT:
return "L";
case INFO_STACK_TYPE_BLE_BEACON:
return "Be";
case INFO_STACK_TYPE_BLE_BASIC:
return "Ba";
case INFO_STACK_TYPE_BLE_FULL_EXT_ADV:
return "F+";
case INFO_STACK_TYPE_BLE_HCI_EXT_ADV:
return "H+";
default:
snprintf(relcode, sizeof(relcode), "%X", reltype);
return relcode;
}
}
static void ble_glue_update_c2_fw_info() {
WirelessFwInfo_t wireless_info;
SHCI_GetWirelessFwInfo(&wireless_info);
BleGlueC2Info* local_info = &ble_glue->c2_info;
local_info->VersionMajor = wireless_info.VersionMajor;
local_info->VersionMinor = wireless_info.VersionMinor;
local_info->VersionSub = wireless_info.VersionSub;
local_info->VersionBranch = wireless_info.VersionBranch;
local_info->VersionReleaseType = wireless_info.VersionReleaseType;
local_info->MemorySizeSram2B = wireless_info.MemorySizeSram2B;
local_info->MemorySizeSram2A = wireless_info.MemorySizeSram2A;
local_info->MemorySizeSram1 = wireless_info.MemorySizeSram1;
local_info->MemorySizeFlash = wireless_info.MemorySizeFlash;
local_info->StackType = wireless_info.StackType;
snprintf(
local_info->StackTypeString,
BLE_GLUE_MAX_VERSION_STRING_LEN,
"%d.%d.%d:%s",
local_info->VersionMajor,
local_info->VersionMinor,
local_info->VersionSub,
ble_glue_get_reltype_str(local_info->StackType));
local_info->FusVersionMajor = wireless_info.FusVersionMajor;
local_info->FusVersionMinor = wireless_info.FusVersionMinor;
local_info->FusVersionSub = wireless_info.FusVersionSub;
local_info->FusMemorySizeSram2B = wireless_info.FusMemorySizeSram2B;
local_info->FusMemorySizeSram2A = wireless_info.FusMemorySizeSram2A;
local_info->FusMemorySizeFlash = wireless_info.FusMemorySizeFlash;
}
static void ble_glue_dump_stack_info() {
const BleGlueC2Info* c2_info = &ble_glue->c2_info;
FURI_LOG_I(
TAG,
"Core2: FUS: %d.%d.%d, mem %d/%d, flash %d pages",
c2_info->FusVersionMajor,
c2_info->FusVersionMinor,
c2_info->FusVersionSub,
c2_info->FusMemorySizeSram2B,
c2_info->FusMemorySizeSram2A,
c2_info->FusMemorySizeFlash);
FURI_LOG_I(
TAG,
"Core2: Stack: %d.%d.%d, branch %d, reltype %d, stacktype %d, flash %d pages",
c2_info->VersionMajor,
c2_info->VersionMinor,
c2_info->VersionSub,
c2_info->VersionBranch,
c2_info->VersionReleaseType,
c2_info->StackType,
c2_info->MemorySizeFlash);
}
bool ble_glue_wait_for_c2_start(int32_t timeout) {
bool started = false;
do {
// TODO: use mutex?
started = ble_glue->status == BleGlueStatusC2Started;
if(!started) {
timeout--;
furi_delay_tick(1);
}
} while(!started && (timeout > 0));
if(started) {
FURI_LOG_I(
TAG,
"C2 boot completed, mode: %s",
ble_glue->c2_info.mode == BleGlueC2ModeFUS ? "FUS" : "Stack");
ble_glue_update_c2_fw_info();
ble_glue_dump_stack_info();
} else {
FURI_LOG_E(TAG, "C2 startup failed");
ble_glue->status = BleGlueStatusBroken;
}
return started;
}
bool ble_glue_start() {
furi_assert(ble_glue);
if(ble_glue->status != BleGlueStatusC2Started) {
return false;
}
bool ret = false;
if(ble_app_init()) {
FURI_LOG_I(TAG, "Radio stack started");
ble_glue->status = BleGlueStatusRadioStackRunning;
ret = true;
if(SHCI_C2_SetFlashActivityControl(FLASH_ACTIVITY_CONTROL_SEM7) == SHCI_Success) {
FURI_LOG_I(TAG, "Flash activity control switched to SEM7");
} else {
FURI_LOG_E(TAG, "Failed to switch flash activity control to SEM7");
}
} else {
FURI_LOG_E(TAG, "Radio stack startup failed");
ble_glue->status = BleGlueStatusRadioStackMissing;
ble_app_thread_stop();
}
return ret;
}
bool ble_glue_is_alive() {
if(!ble_glue) {
return false;
}
return ble_glue->status >= BleGlueStatusC2Started;
}
bool ble_glue_is_radio_stack_ready() {
if(!ble_glue) {
return false;
}
return ble_glue->status == BleGlueStatusRadioStackRunning;
}
BleGlueCommandResult ble_glue_force_c2_mode(BleGlueC2Mode desired_mode) {
furi_check(desired_mode > BleGlueC2ModeUnknown);
if(desired_mode == ble_glue->c2_info.mode) {
return BleGlueCommandResultOK;
}
if((ble_glue->c2_info.mode == BleGlueC2ModeFUS) && (desired_mode == BleGlueC2ModeStack)) {
if((ble_glue->c2_info.VersionMajor == 0) && (ble_glue->c2_info.VersionMinor == 0)) {
FURI_LOG_W(TAG, "Stack isn't installed!");
return BleGlueCommandResultError;
}
SHCI_CmdStatus_t status = SHCI_C2_FUS_StartWs();
if(status) {
FURI_LOG_E(TAG, "Failed to start Radio Stack with status: %02X", status);
return BleGlueCommandResultError;
}
return BleGlueCommandResultRestartPending;
}
if((ble_glue->c2_info.mode == BleGlueC2ModeStack) && (desired_mode == BleGlueC2ModeFUS)) {
SHCI_FUS_GetState_ErrorCode_t error_code = 0;
uint8_t fus_state = SHCI_C2_FUS_GetState(&error_code);
FURI_LOG_D(TAG, "FUS state: %X, error = %x", fus_state, error_code);
if(fus_state == SHCI_FUS_CMD_NOT_SUPPORTED) {
// Second call to SHCI_C2_FUS_GetState() restarts whole MCU & boots FUS
fus_state = SHCI_C2_FUS_GetState(&error_code);
FURI_LOG_D(TAG, "FUS state#2: %X, error = %x", fus_state, error_code);
return BleGlueCommandResultRestartPending;
}
return BleGlueCommandResultOK;
}
return BleGlueCommandResultError;
}
static void ble_glue_sys_status_not_callback(SHCI_TL_CmdStatus_t status) {
switch(status) {
case SHCI_TL_CmdBusy:
furi_mutex_acquire(ble_glue->shci_mtx, FuriWaitForever);
break;
case SHCI_TL_CmdAvailable:
furi_mutex_release(ble_glue->shci_mtx);
break;
default:
break;
}
}
/*
* The type of the payload for a system user event is tSHCI_UserEvtRxParam
* When the system event is both :
* - a ready event (subevtcode = SHCI_SUB_EVT_CODE_READY)
* - reported by the FUS (sysevt_ready_rsp == FUS_FW_RUNNING)
* The buffer shall not be released
* ( eg ((tSHCI_UserEvtRxParam*)pPayload)->status shall be set to SHCI_TL_UserEventFlow_Disable )
* When the status is not filled, the buffer is released by default
*/
static void ble_glue_sys_user_event_callback(void* pPayload) {
UNUSED(pPayload);
#ifdef BLE_GLUE_DEBUG
APPD_EnableCPU2();
#endif
TL_AsynchEvt_t* p_sys_event =
(TL_AsynchEvt_t*)(((tSHCI_UserEvtRxParam*)pPayload)->pckt->evtserial.evt.payload);
if(p_sys_event->subevtcode == SHCI_SUB_EVT_CODE_READY) {
FURI_LOG_I(TAG, "Core2 started");
SHCI_C2_Ready_Evt_t* p_c2_ready_evt = (SHCI_C2_Ready_Evt_t*)p_sys_event->payload;
if(p_c2_ready_evt->sysevt_ready_rsp == WIRELESS_FW_RUNNING) {
ble_glue->c2_info.mode = BleGlueC2ModeStack;
} else if(p_c2_ready_evt->sysevt_ready_rsp == FUS_FW_RUNNING) {
ble_glue->c2_info.mode = BleGlueC2ModeFUS;
}
ble_glue->status = BleGlueStatusC2Started;
} else if(p_sys_event->subevtcode == SHCI_SUB_EVT_ERROR_NOTIF) {
FURI_LOG_E(TAG, "Error during initialization");
} else if(p_sys_event->subevtcode == SHCI_SUB_EVT_BLE_NVM_RAM_UPDATE) {
SHCI_C2_BleNvmRamUpdate_Evt_t* p_sys_ble_nvm_ram_update_event =
(SHCI_C2_BleNvmRamUpdate_Evt_t*)p_sys_event->payload;
if(ble_glue->callback) {
ble_glue->callback(
(uint8_t*)p_sys_ble_nvm_ram_update_event->StartAddress,
p_sys_ble_nvm_ram_update_event->Size,
ble_glue->context);
}
}
}
static void ble_glue_clear_shared_memory() {
memset(ble_glue_event_pool, 0, sizeof(ble_glue_event_pool));
memset(&ble_glue_system_cmd_buff, 0, sizeof(ble_glue_system_cmd_buff));
memset(ble_glue_system_spare_event_buff, 0, sizeof(ble_glue_system_spare_event_buff));
memset(ble_glue_ble_spare_event_buff, 0, sizeof(ble_glue_ble_spare_event_buff));
}
void ble_glue_thread_stop() {
if(ble_glue) {
FuriThreadId thread_id = furi_thread_get_id(ble_glue->thread);
furi_assert(thread_id);
furi_thread_flags_set(thread_id, BLE_GLUE_FLAG_KILL_THREAD);
furi_thread_join(ble_glue->thread);
furi_thread_free(ble_glue->thread);
// Free resources
furi_mutex_free(ble_glue->shci_mtx);
furi_semaphore_free(ble_glue->shci_sem);
ble_glue_clear_shared_memory();
free(ble_glue);
ble_glue = NULL;
}
}
// Wrap functions
static int32_t ble_glue_shci_thread(void* context) {
UNUSED(context);
uint32_t flags = 0;
while(true) {
flags = furi_thread_flags_wait(BLE_GLUE_FLAG_ALL, FuriFlagWaitAny, FuriWaitForever);
if(flags & BLE_GLUE_FLAG_SHCI_EVENT) {
shci_user_evt_proc();
}
if(flags & BLE_GLUE_FLAG_KILL_THREAD) {
break;
}
}
return 0;
}
void shci_notify_asynch_evt(void* pdata) {
UNUSED(pdata);
if(ble_glue) {
FuriThreadId thread_id = furi_thread_get_id(ble_glue->thread);
furi_assert(thread_id);
furi_thread_flags_set(thread_id, BLE_GLUE_FLAG_SHCI_EVENT);
}
}
void shci_cmd_resp_release(uint32_t flag) {
UNUSED(flag);
if(ble_glue) {
furi_semaphore_release(ble_glue->shci_sem);
}
}
void shci_cmd_resp_wait(uint32_t timeout) {
UNUSED(timeout);
if(ble_glue) {
furi_hal_power_insomnia_enter();
furi_semaphore_acquire(ble_glue->shci_sem, FuriWaitForever);
furi_hal_power_insomnia_exit();
}
}
bool ble_glue_reinit_c2() {
return SHCI_C2_Reinit() == SHCI_Success;
}
BleGlueCommandResult ble_glue_fus_stack_delete() {
FURI_LOG_I(TAG, "Erasing stack");
SHCI_CmdStatus_t erase_stat = SHCI_C2_FUS_FwDelete();
FURI_LOG_I(TAG, "Cmd res = %x", erase_stat);
if(erase_stat == SHCI_Success) {
return BleGlueCommandResultOperationOngoing;
}
ble_glue_fus_get_status();
return BleGlueCommandResultError;
}
BleGlueCommandResult ble_glue_fus_stack_install(uint32_t src_addr, uint32_t dst_addr) {
FURI_LOG_I(TAG, "Installing stack");
SHCI_CmdStatus_t write_stat = SHCI_C2_FUS_FwUpgrade(src_addr, dst_addr);
FURI_LOG_I(TAG, "Cmd res = %x", write_stat);
if(write_stat == SHCI_Success) {
return BleGlueCommandResultOperationOngoing;
}
ble_glue_fus_get_status();
return BleGlueCommandResultError;
}
BleGlueCommandResult ble_glue_fus_get_status() {
furi_check(ble_glue->c2_info.mode == BleGlueC2ModeFUS);
SHCI_FUS_GetState_ErrorCode_t error_code = 0;
uint8_t fus_state = SHCI_C2_FUS_GetState(&error_code);
FURI_LOG_I(TAG, "FUS state: %x, error: %x", fus_state, error_code);
if((error_code != 0) || (fus_state == FUS_STATE_VALUE_ERROR)) {
return BleGlueCommandResultError;
} else if(
(fus_state >= FUS_STATE_VALUE_FW_UPGRD_ONGOING) &&
(fus_state <= FUS_STATE_VALUE_SERVICE_ONGOING_END)) {
return BleGlueCommandResultOperationOngoing;
}
return BleGlueCommandResultOK;
}
BleGlueCommandResult ble_glue_fus_wait_operation() {
furi_check(ble_glue->c2_info.mode == BleGlueC2ModeFUS);
while(true) {
BleGlueCommandResult fus_status = ble_glue_fus_get_status();
if(fus_status == BleGlueCommandResultOperationOngoing) {
furi_delay_ms(20);
} else if(fus_status == BleGlueCommandResultError) {
return BleGlueCommandResultError;
} else {
return BleGlueCommandResultOK;
}
}
}