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[FL-2060] FuriHal: SPI refactoring, flexible bus reconfiguration on fly, same design as i2c. (#853)

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* FuriHal: SPI refactoring, flexible bus reconfigration on fly, same desiag as i2c.
* Lib: update CC1101 driver documentation
* FuriHal: update spi symbol names to match naming convention.
This commit is contained in:
あく
2021-11-30 15:09:43 +03:00
committed by GitHub
parent d86125c7f7
commit 9d27ef8901
36 changed files with 2057 additions and 1612 deletions
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4
firmware/targets/f6/furi-hal/furi-hal-sd.c
View File

@@ -19,4 +19,6 @@ void hal_sd_detect_set_low(void) {
bool hal_sd_detect(void) {
bool result = !(LL_GPIO_IsInputPinSet(SD_CD_GPIO_Port, SD_CD_Pin));
return result;
}
}
FuriHalSpiBusHandle* furi_hal_sd_spi_handle = NULL;

209
firmware/targets/f6/furi-hal/furi-hal-spi-config.c
View File

@@ -1,10 +1,9 @@
#include <furi-hal-spi-config.h>
#include <furi-hal-resources.h>
#define SPI_R SPI1
#define SPI_D SPI2
/* SPI Presets */
const LL_SPI_InitTypeDef furi_hal_spi_config_nfc = {
const LL_SPI_InitTypeDef furi_hal_spi_preset_2edge_low_8m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
@@ -17,7 +16,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_nfc = {
.CRCPoly = 7,
};
const LL_SPI_InitTypeDef furi_hal_spi_config_subghz = {
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_8m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
@@ -30,7 +29,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_subghz = {
.CRCPoly = 7,
};
const LL_SPI_InitTypeDef furi_hal_spi_config_display = {
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_4m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
@@ -43,10 +42,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_display = {
.CRCPoly = 7,
};
/**
* SD Card in fast mode (after init)
*/
const LL_SPI_InitTypeDef furi_hal_spi_config_sd_fast = {
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_16m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
@@ -59,10 +55,7 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_sd_fast = {
.CRCPoly = 7,
};
/**
* SD Card in slow mode (before init)
*/
const LL_SPI_InitTypeDef furi_hal_spi_config_sd_slow = {
const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_2m = {
.Mode = LL_SPI_MODE_MASTER,
.TransferDirection = LL_SPI_FULL_DUPLEX,
.DataWidth = LL_SPI_DATAWIDTH_8BIT,
@@ -75,29 +68,187 @@ const LL_SPI_InitTypeDef furi_hal_spi_config_sd_slow = {
.CRCPoly = 7,
};
osMutexId_t spi_mutex_d = NULL;
osMutexId_t spi_mutex_r = NULL;
/* SPI Buses */
const FuriHalSpiBus spi_r = {
.spi=SPI_R,
.mutex=&spi_mutex_r,
osMutexId_t furi_hal_spi_bus_r_mutex = NULL;
static void furi_hal_spi_bus_r_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) {
if (event == FuriHalSpiBusEventInit) {
furi_hal_spi_bus_r_mutex = osMutexNew(NULL);
LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_SPI1);
LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1);
bus->current_handle = NULL;
} else if (event == FuriHalSpiBusEventDeinit) {
furi_check(osMutexDelete(furi_hal_spi_bus_r_mutex));
} else if (event == FuriHalSpiBusEventLock) {
furi_check(osMutexAcquire(furi_hal_spi_bus_r_mutex, osWaitForever) == osOK);
} else if (event == FuriHalSpiBusEventUnlock) {
furi_check(osMutexRelease(furi_hal_spi_bus_r_mutex) == osOK);
} else if (event == FuriHalSpiBusEventActivate) {
LL_APB2_GRP1_ReleaseReset(LL_APB2_GRP1_PERIPH_SPI1);
} else if (event == FuriHalSpiBusEventDeactivate) {
LL_APB2_GRP1_ForceReset(LL_APB2_GRP1_PERIPH_SPI1);
}
}
FuriHalSpiBus furi_hal_spi_bus_r = {
.spi=SPI1,
.callback = furi_hal_spi_bus_r_event_callback,
};
osMutexId_t furi_hal_spi_bus_d_mutex = NULL;
static void furi_hal_spi_bus_d_event_callback(FuriHalSpiBus* bus, FuriHalSpiBusEvent event) {
if (event == FuriHalSpiBusEventInit) {
furi_hal_spi_bus_d_mutex = osMutexNew(NULL);
LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_SPI2);
LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2);
bus->current_handle = NULL;
} else if (event == FuriHalSpiBusEventDeinit) {
furi_check(osMutexDelete(furi_hal_spi_bus_d_mutex));
} else if (event == FuriHalSpiBusEventLock) {
furi_check(osMutexAcquire(furi_hal_spi_bus_d_mutex, osWaitForever) == osOK);
} else if (event == FuriHalSpiBusEventUnlock) {
furi_check(osMutexRelease(furi_hal_spi_bus_d_mutex) == osOK);
} else if (event == FuriHalSpiBusEventActivate) {
LL_APB1_GRP1_ReleaseReset(LL_APB1_GRP1_PERIPH_SPI2);
} else if (event == FuriHalSpiBusEventDeactivate) {
LL_APB1_GRP1_ForceReset(LL_APB1_GRP1_PERIPH_SPI2);
}
}
FuriHalSpiBus furi_hal_spi_bus_d = {
.spi=SPI2,
.callback = furi_hal_spi_bus_d_event_callback,
};
/* SPI Bus Handles */
inline static void furi_hal_spi_bus_r_handle_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event, const LL_SPI_InitTypeDef* preset) {
if (event == FuriHalSpiBusHandleEventInit) {
hal_gpio_write(handle->cs, true);
hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullNo, GpioSpeedVeryHigh);
} else if (event == FuriHalSpiBusHandleEventDeinit) {
hal_gpio_write(handle->cs, true);
hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
} else if (event == FuriHalSpiBusHandleEventActivate) {
LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(handle->bus->spi);
hal_gpio_init_ex(handle->miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
hal_gpio_init_ex(handle->mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
hal_gpio_init_ex(handle->sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
hal_gpio_write(handle->cs, false);
} else if (event == FuriHalSpiBusHandleEventDeactivate) {
hal_gpio_write(handle->cs, true);
hal_gpio_init(handle->miso, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
hal_gpio_init(handle->mosi, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
hal_gpio_init(handle->sck, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
LL_SPI_Disable(handle->bus->spi);
}
}
static void furi_hal_spi_bus_handle_subghz_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_8m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_subghz = {
.bus=&furi_hal_spi_bus_r,
.callback=furi_hal_spi_bus_handle_subghz_event_callback,
.miso=&gpio_spi_r_miso,
.mosi=&gpio_spi_r_mosi,
.clk=&gpio_spi_r_sck,
.sck=&gpio_spi_r_sck,
.cs=&gpio_subghz_cs,
};
const FuriHalSpiBus spi_d = {
.spi=SPI_D,
.mutex=&spi_mutex_d,
static void furi_hal_spi_bus_handle_nfc_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_2edge_low_8m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_nfc = {
.bus=&furi_hal_spi_bus_r,
.callback=furi_hal_spi_bus_handle_nfc_event_callback,
.miso=&gpio_spi_r_miso,
.mosi=&gpio_spi_r_mosi,
.sck=&gpio_spi_r_sck,
.cs=&gpio_nfc_cs,
};
static void furi_hal_spi_bus_handle_external_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_r_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_external = {
.bus=&furi_hal_spi_bus_r,
.callback=furi_hal_spi_bus_handle_external_event_callback,
.miso=&gpio_ext_pa6,
.mosi=&gpio_ext_pa7,
.sck=&gpio_ext_pb3,
.cs=&gpio_ext_pa4,
};
inline static void furi_hal_spi_bus_d_handle_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event, const LL_SPI_InitTypeDef* preset) {
if (event == FuriHalSpiBusHandleEventInit) {
hal_gpio_write(handle->cs, true);
hal_gpio_init(handle->cs, GpioModeOutputPushPull, GpioPullUp, GpioSpeedVeryHigh);
hal_gpio_init_ex(handle->miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2);
hal_gpio_init_ex(handle->mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2);
hal_gpio_init_ex(handle->sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI2);
} else if (event == FuriHalSpiBusHandleEventDeinit) {
hal_gpio_write(handle->cs, true);
hal_gpio_init(handle->cs, GpioModeAnalog, GpioPullUp, GpioSpeedLow);
} else if (event == FuriHalSpiBusHandleEventActivate) {
LL_SPI_Init(handle->bus->spi, (LL_SPI_InitTypeDef*)preset);
LL_SPI_SetRxFIFOThreshold(handle->bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable(handle->bus->spi);
hal_gpio_write(handle->cs, false);
} else if (event == FuriHalSpiBusHandleEventDeactivate) {
hal_gpio_write(handle->cs, true);
LL_SPI_Disable(handle->bus->spi);
}
}
static void furi_hal_spi_bus_handle_display_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_4m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_display = {
.bus=&furi_hal_spi_bus_d,
.callback=furi_hal_spi_bus_handle_display_event_callback,
.miso=&gpio_spi_d_miso,
.mosi=&gpio_spi_d_mosi,
.clk=&gpio_spi_d_sck,
.sck=&gpio_spi_d_sck,
.cs=&gpio_display_cs,
};
const FuriHalSpiDevice furi_hal_spi_devices[FuriHalSpiDeviceIdMax] = {
{ .bus=&spi_r, .config=&furi_hal_spi_config_subghz, .chip_select=&gpio_subghz_cs, },
{ .bus=&spi_d, .config=&furi_hal_spi_config_display, .chip_select=&gpio_display_cs, },
{ .bus=&spi_d, .config=&furi_hal_spi_config_sd_fast, .chip_select=&gpio_sdcard_cs, },
{ .bus=&spi_d, .config=&furi_hal_spi_config_sd_slow, .chip_select=&gpio_sdcard_cs, },
{ .bus=&spi_r, .config=&furi_hal_spi_config_nfc, .chip_select=&gpio_nfc_cs },
static void furi_hal_spi_bus_handle_sd_fast_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_16m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_fast = {
.bus=&furi_hal_spi_bus_d,
.callback=furi_hal_spi_bus_handle_sd_fast_event_callback,
.miso=&gpio_spi_d_miso,
.mosi=&gpio_spi_d_mosi,
.sck=&gpio_spi_d_sck,
.cs=&gpio_sdcard_cs,
};
static void furi_hal_spi_bus_handle_sd_slow_event_callback(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event) {
furi_hal_spi_bus_d_handle_event_callback(handle, event, &furi_hal_spi_preset_1edge_low_2m);
}
FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_slow = {
.bus=&furi_hal_spi_bus_d,
.callback=furi_hal_spi_bus_handle_sd_slow_event_callback,
.miso=&gpio_spi_d_miso,
.mosi=&gpio_spi_d_mosi,
.sck=&gpio_spi_d_sck,
.cs=&gpio_sdcard_cs,
};

92
firmware/targets/f6/furi-hal/furi-hal-spi-config.h
View File

@@ -1,62 +1,60 @@
#pragma once
#include <furi-hal-gpio.h>
#include <stm32wbxx_ll_spi.h>
#include <cmsis_os2.h>
#include <furi-hal-spi-types.h>
#ifdef __cplusplus
extern "C" {
#endif
extern const LL_SPI_InitTypeDef furi_hal_spi_config_nfc;
extern const LL_SPI_InitTypeDef furi_hal_spi_config_subghz;
extern const LL_SPI_InitTypeDef furi_hal_spi_config_display;
extern const LL_SPI_InitTypeDef furi_hal_spi_config_sd_fast;
extern const LL_SPI_InitTypeDef furi_hal_spi_config_sd_slow;
/** Preset for ST25R916 */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_2edge_low_8m;
/** FURI HAL SPI BUS handler
* Structure content may change at some point
/** Preset for CC1101 */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_8m;
/** Preset for ST7567 (Display) */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_4m;
/** Preset for SdCard in fast mode */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_16m;
/** Preset for SdCard in slow mode */
extern const LL_SPI_InitTypeDef furi_hal_spi_preset_1edge_low_2m;
/** Furi Hal Spi Bus R (Radio: CC1101, Nfc, External)*/
extern FuriHalSpiBus furi_hal_spi_bus_r;
/** Furi Hal Spi Bus D (Display, SdCard) */
extern FuriHalSpiBus furi_hal_spi_bus_d;
/** CC1101 on `furi_hal_spi_bus_r` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_subghz;
/** ST25R3916 on `furi_hal_spi_bus_r` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_nfc;
/** External on `furi_hal_spi_bus_r`
* Preset: `furi_hal_spi_preset_1edge_low_2m`
*
* miso: pa6
* mosi: pa7
* sck: pb3
* cs: pa4 (software controlled)
*
* @warning not initialized by default, call `furi_hal_spi_bus_handle_init` to initialize
* Bus pins are floating on inactive state, CS high after initialization
*
*/
typedef struct {
const SPI_TypeDef* spi;
const osMutexId_t* mutex;
const GpioPin* miso;
const GpioPin* mosi;
const GpioPin* clk;
} FuriHalSpiBus;
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_external;
/** FURI HAL SPI Device handler
* Structure content may change at some point
*/
typedef struct {
const FuriHalSpiBus* bus;
const LL_SPI_InitTypeDef* config;
const GpioPin* chip_select;
} FuriHalSpiDevice;
/** ST7567(Display) on `furi_hal_spi_bus_d` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_display;
/** FURI HAL SPI Standard Device IDs */
typedef enum {
FuriHalSpiDeviceIdSubGhz, /** SubGhz: CC1101, non-standard SPI usage */
FuriHalSpiDeviceIdDisplay, /** Display: ERC12864, only have MOSI */
FuriHalSpiDeviceIdSdCardFast, /** SDCARD: fast mode, after initialization */
FuriHalSpiDeviceIdSdCardSlow, /** SDCARD: slow mode, before initialization */
FuriHalSpiDeviceIdNfc, /** NFC: ST25R3916, pretty standard, but RFAL makes it complex */
/** SdCard in fast mode on `furi_hal_spi_bus_d` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_fast;
FuriHalSpiDeviceIdMax, /** Service Value, do not use */
} FuriHalSpiDeviceId;
/** Furi Hal Spi Bus R
* CC1101, Nfc
*/
extern const FuriHalSpiBus spi_r;
/** Furi Hal Spi Bus D
* Display, SdCard
*/
extern const FuriHalSpiBus spi_d;
/** Furi Hal Spi devices */
extern const FuriHalSpiDevice furi_hal_spi_devices[FuriHalSpiDeviceIdMax];
/** SdCard in slow mode on `furi_hal_spi_bus_d` */
extern FuriHalSpiBusHandle furi_hal_spi_bus_handle_sd_slow;
#ifdef __cplusplus
}

62
firmware/targets/f6/furi-hal/furi-hal-spi-types.h Normal file
View File

@@ -0,0 +1,62 @@
#pragma once
#include <stdint.h>
#include <stddef.h>
#include <furi-hal-gpio.h>
#include <stm32wbxx_ll_spi.h>
#include <stm32wbxx_ll_rcc.h>
#include <stm32wbxx_ll_bus.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct FuriHalSpiBus FuriHalSpiBus;
typedef struct FuriHalSpiBusHandle FuriHalSpiBusHandle;
/** FuriHal spi bus states */
typedef enum {
FuriHalSpiBusEventInit, /**< Bus initialization event, called on system start */
FuriHalSpiBusEventDeinit, /**< Bus deinitialization event, called on system stop */
FuriHalSpiBusEventLock, /**< Bus lock event, called before activation */
FuriHalSpiBusEventUnlock, /**< Bus unlock event, called after deactivation */
FuriHalSpiBusEventActivate, /**< Bus activation event, called before handle activation */
FuriHalSpiBusEventDeactivate, /**< Bus deactivation event, called after handle deactivation */
} FuriHalSpiBusEvent;
/** FuriHal spi bus event callback */
typedef void (*FuriHalSpiBusEventCallback)(FuriHalSpiBus* bus, FuriHalSpiBusEvent event);
/** FuriHal spi bus */
struct FuriHalSpiBus {
SPI_TypeDef* spi;
FuriHalSpiBusEventCallback callback;
FuriHalSpiBusHandle* current_handle;
};
/** FuriHal spi handle states */
typedef enum {
FuriHalSpiBusHandleEventInit, /**< Handle init, called on system start, initialize gpio for idle state */
FuriHalSpiBusHandleEventDeinit, /**< Handle deinit, called on system stop, deinitialize gpio for default state */
FuriHalSpiBusHandleEventActivate, /**< Handle activate: connect gpio and apply bus config */
FuriHalSpiBusHandleEventDeactivate, /**< Handle deactivate: disconnect gpio and reset bus config */
} FuriHalSpiBusHandleEvent;
/** FuriHal spi handle event callback */
typedef void (*FuriHalSpiBusHandleEventCallback)(FuriHalSpiBusHandle* handle, FuriHalSpiBusHandleEvent event);
/** FuriHal spi handle */
struct FuriHalSpiBusHandle {
FuriHalSpiBus* bus;
FuriHalSpiBusHandleEventCallback callback;
const GpioPin* miso;
const GpioPin* mosi;
const GpioPin* sck;
const GpioPin* cs;
};
#ifdef __cplusplus
}
#endif

198
firmware/targets/f6/furi-hal/furi-hal-spi.c
View File

@@ -12,89 +12,104 @@
#define TAG "FuriHalSpi"
void furi_hal_spi_init() {
// Spi structure is const, but mutex is not
// Need some hell-ish casting to make it work
*(osMutexId_t*)spi_r.mutex = osMutexNew(NULL);
*(osMutexId_t*)spi_d.mutex = osMutexNew(NULL);
//
for (size_t i=0; i<FuriHalSpiDeviceIdMax; ++i) {
hal_gpio_write(furi_hal_spi_devices[i].chip_select, true);
hal_gpio_init(
furi_hal_spi_devices[i].chip_select,
GpioModeOutputPushPull,
GpioPullNo,
GpioSpeedVeryHigh
);
}
furi_hal_spi_bus_init(&furi_hal_spi_bus_r);
furi_hal_spi_bus_init(&furi_hal_spi_bus_d);
hal_gpio_init_ex(&gpio_spi_r_miso, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
hal_gpio_init_ex(&gpio_spi_r_mosi, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
hal_gpio_init_ex(&gpio_spi_r_sck, GpioModeAltFunctionPushPull, GpioPullNo, GpioSpeedVeryHigh, GpioAltFn5SPI1);
hal_gpio_init_ex(&gpio_spi_d_miso, GpioModeAltFunctionPushPull, GpioPullUp, GpioSpeedVeryHigh, GpioAltFn5SPI2);
hal_gpio_init_ex(&gpio_spi_d_mosi, GpioModeAltFunctionPushPull, GpioPullUp, GpioSpeedVeryHigh, GpioAltFn5SPI2);
hal_gpio_init_ex(&gpio_spi_d_sck, GpioModeAltFunctionPushPull, GpioPullUp, GpioSpeedVeryHigh, GpioAltFn5SPI2);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_nfc);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_display);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_sd_fast);
furi_hal_spi_bus_handle_init(&furi_hal_spi_bus_handle_sd_slow);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_spi_bus_lock(const FuriHalSpiBus* bus) {
void furi_hal_spi_bus_init(FuriHalSpiBus* bus) {
furi_assert(bus);
furi_check(osMutexAcquire(*bus->mutex, osWaitForever) == osOK);
bus->callback(bus, FuriHalSpiBusEventInit);
}
void furi_hal_spi_bus_unlock(const FuriHalSpiBus* bus) {
void furi_hal_spi_bus_deinit(FuriHalSpiBus* bus) {
furi_assert(bus);
furi_check(osMutexRelease(*bus->mutex) == osOK);
bus->callback(bus, FuriHalSpiBusEventDeinit);
}
void furi_hal_spi_bus_configure(const FuriHalSpiBus* bus, const LL_SPI_InitTypeDef* config) {
furi_assert(bus);
LL_SPI_DeInit((SPI_TypeDef*)bus->spi);
LL_SPI_Init((SPI_TypeDef*)bus->spi, (LL_SPI_InitTypeDef*)config);
LL_SPI_SetRxFIFOThreshold((SPI_TypeDef*)bus->spi, LL_SPI_RX_FIFO_TH_QUARTER);
LL_SPI_Enable((SPI_TypeDef*)bus->spi);
void furi_hal_spi_bus_handle_init(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
handle->callback(handle, FuriHalSpiBusHandleEventInit);
}
void furi_hal_spi_bus_end_txrx(const FuriHalSpiBus* bus, uint32_t timeout) {
while(LL_SPI_GetTxFIFOLevel((SPI_TypeDef *)bus->spi) != LL_SPI_TX_FIFO_EMPTY);
while(LL_SPI_IsActiveFlag_BSY((SPI_TypeDef *)bus->spi));
while(LL_SPI_GetRxFIFOLevel((SPI_TypeDef *)bus->spi) != LL_SPI_RX_FIFO_EMPTY) {
LL_SPI_ReceiveData8((SPI_TypeDef *)bus->spi);
void furi_hal_spi_bus_handle_deinit(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
handle->callback(handle, FuriHalSpiBusHandleEventDeinit);
}
void furi_hal_spi_acquire(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
handle->bus->callback(handle->bus, FuriHalSpiBusEventLock);
handle->bus->callback(handle->bus, FuriHalSpiBusEventActivate);
furi_assert(handle->bus->current_handle == NULL);
handle->bus->current_handle = handle;
handle->callback(handle, FuriHalSpiBusHandleEventActivate);
}
void furi_hal_spi_release(FuriHalSpiBusHandle* handle) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
// Handle event and unset handle
handle->callback(handle, FuriHalSpiBusHandleEventDeactivate);
handle->bus->current_handle = NULL;
// Bus events
handle->bus->callback(handle->bus, FuriHalSpiBusEventDeactivate);
handle->bus->callback(handle->bus, FuriHalSpiBusEventUnlock);
}
static void furi_hal_spi_bus_end_txrx(FuriHalSpiBusHandle* handle, uint32_t timeout) {
while(LL_SPI_GetTxFIFOLevel(handle->bus->spi) != LL_SPI_TX_FIFO_EMPTY);
while(LL_SPI_IsActiveFlag_BSY(handle->bus->spi));
while(LL_SPI_GetRxFIFOLevel(handle->bus->spi) != LL_SPI_RX_FIFO_EMPTY) {
LL_SPI_ReceiveData8(handle->bus->spi);
}
}
bool furi_hal_spi_bus_rx(const FuriHalSpiBus* bus, uint8_t* buffer, size_t size, uint32_t timeout) {
furi_assert(bus);
bool furi_hal_spi_bus_rx(FuriHalSpiBusHandle* handle, uint8_t* buffer, size_t size, uint32_t timeout) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(buffer);
furi_assert(size > 0);
return furi_hal_spi_bus_trx(bus, buffer, buffer, size, timeout);
return furi_hal_spi_bus_trx(handle, buffer, buffer, size, timeout);
}
bool furi_hal_spi_bus_tx(const FuriHalSpiBus* bus, uint8_t* buffer, size_t size, uint32_t timeout) {
furi_assert(bus);
bool furi_hal_spi_bus_tx(FuriHalSpiBusHandle* handle, uint8_t* buffer, size_t size, uint32_t timeout) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(buffer);
furi_assert(size > 0);
bool ret = true;
while(size > 0) {
if (LL_SPI_IsActiveFlag_TXE((SPI_TypeDef *)bus->spi)) {
LL_SPI_TransmitData8((SPI_TypeDef *)bus->spi, *buffer);
if (LL_SPI_IsActiveFlag_TXE(handle->bus->spi)) {
LL_SPI_TransmitData8(handle->bus->spi, *buffer);
buffer++;
size--;
}
}
furi_hal_spi_bus_end_txrx(bus, timeout);
LL_SPI_ClearFlag_OVR((SPI_TypeDef *)bus->spi);
furi_hal_spi_bus_end_txrx(handle, timeout);
LL_SPI_ClearFlag_OVR(handle->bus->spi);
return ret;
}
bool furi_hal_spi_bus_trx(const FuriHalSpiBus* bus, uint8_t* tx_buffer, uint8_t* rx_buffer, size_t size, uint32_t timeout) {
furi_assert(bus);
bool furi_hal_spi_bus_trx(FuriHalSpiBusHandle* handle, uint8_t* tx_buffer, uint8_t* rx_buffer, size_t size, uint32_t timeout) {
furi_assert(handle);
furi_assert(handle->bus->current_handle == handle);
furi_assert(tx_buffer);
furi_assert(rx_buffer);
furi_assert(size > 0);
@@ -104,99 +119,22 @@ bool furi_hal_spi_bus_trx(const FuriHalSpiBus* bus, uint8_t* tx_buffer, uint8_t*
bool tx_allowed = true;
while(size > 0) {
if(tx_size > 0 && LL_SPI_IsActiveFlag_TXE((SPI_TypeDef *)bus->spi) && tx_allowed) {
LL_SPI_TransmitData8((SPI_TypeDef *)bus->spi, *tx_buffer);
if(tx_size > 0 && LL_SPI_IsActiveFlag_TXE(handle->bus->spi) && tx_allowed) {
LL_SPI_TransmitData8(handle->bus->spi, *tx_buffer);
tx_buffer++;
tx_size--;
tx_allowed = false;
}
if(LL_SPI_IsActiveFlag_RXNE((SPI_TypeDef *)bus->spi)) {
*rx_buffer = LL_SPI_ReceiveData8((SPI_TypeDef *)bus->spi);
if(LL_SPI_IsActiveFlag_RXNE(handle->bus->spi)) {
*rx_buffer = LL_SPI_ReceiveData8(handle->bus->spi);
rx_buffer++;
size--;
tx_allowed = true;
}
}
furi_hal_spi_bus_end_txrx(bus, timeout);
return ret;
}
void furi_hal_spi_device_configure(const FuriHalSpiDevice* device) {
furi_assert(device);
furi_assert(device->config);
furi_hal_spi_bus_configure(device->bus, device->config);
}
const FuriHalSpiDevice* furi_hal_spi_device_get(FuriHalSpiDeviceId device_id) {
furi_assert(device_id < FuriHalSpiDeviceIdMax);
const FuriHalSpiDevice* device = &furi_hal_spi_devices[device_id];
furi_assert(device);
furi_hal_spi_bus_lock(device->bus);
furi_hal_spi_device_configure(device);
return device;
}
void furi_hal_spi_device_return(const FuriHalSpiDevice* device) {
furi_hal_spi_bus_unlock(device->bus);
}
bool furi_hal_spi_device_rx(const FuriHalSpiDevice* device, uint8_t* buffer, size_t size, uint32_t timeout) {
furi_assert(device);
furi_assert(buffer);
furi_assert(size > 0);
if (device->chip_select) {
hal_gpio_write(device->chip_select, false);
}
bool ret = furi_hal_spi_bus_rx(device->bus, buffer, size, timeout);
if (device->chip_select) {
hal_gpio_write(device->chip_select, true);
}
return ret;
}
bool furi_hal_spi_device_tx(const FuriHalSpiDevice* device, uint8_t* buffer, size_t size, uint32_t timeout) {
furi_assert(device);
furi_assert(buffer);
furi_assert(size > 0);
if (device->chip_select) {
hal_gpio_write(device->chip_select, false);
}
bool ret = furi_hal_spi_bus_tx(device->bus, buffer, size, timeout);
if (device->chip_select) {
hal_gpio_write(device->chip_select, true);
}
return ret;
}
bool furi_hal_spi_device_trx(const FuriHalSpiDevice* device, uint8_t* tx_buffer, uint8_t* rx_buffer, size_t size, uint32_t timeout) {
furi_assert(device);
furi_assert(tx_buffer);
furi_assert(rx_buffer);
furi_assert(size > 0);
if (device->chip_select) {
hal_gpio_write(device->chip_select, false);
}
bool ret = furi_hal_spi_bus_trx(device->bus, tx_buffer, rx_buffer, size, timeout);
if (device->chip_select) {
hal_gpio_write(device->chip_select, true);
}
furi_hal_spi_bus_end_txrx(handle, timeout);
return ret;
}

132
firmware/targets/f6/furi-hal/furi-hal-subghz.c
View File

@@ -269,7 +269,7 @@ void furi_hal_subghz_init() {
furi_assert(furi_hal_subghz_state == SubGhzStateInit);
furi_hal_subghz_state = SubGhzStateIdle;
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
#ifdef FURI_HAL_SUBGHZ_TX_GPIO
hal_gpio_init(&FURI_HAL_SUBGHZ_TX_GPIO, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
@@ -277,58 +277,58 @@ void furi_hal_subghz_init() {
// Reset
hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
cc1101_reset(device);
cc1101_write_reg(device, CC1101_IOCFG0, CC1101IocfgHighImpedance);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
// Prepare GD0 for power on self test
hal_gpio_init(&gpio_cc1101_g0, GpioModeInput, GpioPullNo, GpioSpeedLow);
// GD0 low
cc1101_write_reg(device, CC1101_IOCFG0, CC1101IocfgHW);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHW);
while(hal_gpio_read(&gpio_cc1101_g0) != false)
;
// GD0 high
cc1101_write_reg(device, CC1101_IOCFG0, CC1101IocfgHW | CC1101_IOCFG_INV);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHW | CC1101_IOCFG_INV);
while(hal_gpio_read(&gpio_cc1101_g0) != true)
;
// Reset GD0 to floating state
cc1101_write_reg(device, CC1101_IOCFG0, CC1101IocfgHighImpedance);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
// RF switches
hal_gpio_init(&gpio_rf_sw_0, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
cc1101_write_reg(device, CC1101_IOCFG2, CC1101IocfgHW);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW);
// Go to sleep
cc1101_shutdown(device);
cc1101_shutdown(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_device_return(device);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
FURI_LOG_I(TAG, "Init OK");
}
void furi_hal_subghz_sleep() {
furi_assert(furi_hal_subghz_state == SubGhzStateIdle);
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_idle(device);
cc1101_switch_to_idle(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(device, CC1101_IOCFG0, CC1101IocfgHighImpedance);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
cc1101_shutdown(device);
cc1101_shutdown(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_device_return(device);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_dump_state() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
printf(
"[furi_hal_subghz] cc1101 chip %d, version %d\r\n",
cc1101_get_partnumber(device),
cc1101_get_version(device));
furi_hal_spi_device_return(device);
cc1101_get_partnumber(&furi_hal_spi_bus_handle_subghz),
cc1101_get_version(&furi_hal_spi_bus_handle_subghz));
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_load_preset(FuriHalSubGhzPreset preset) {
@@ -350,81 +350,81 @@ void furi_hal_subghz_load_preset(FuriHalSubGhzPreset preset) {
}
void furi_hal_subghz_load_registers(const uint8_t data[][2]) {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_reset(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
uint32_t i = 0;
while(data[i][0]) {
cc1101_write_reg(device, data[i][0], data[i][1]);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, data[i][0], data[i][1]);
i++;
}
furi_hal_spi_device_return(device);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_load_patable(const uint8_t data[8]) {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_set_pa_table(device, data);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_set_pa_table(&furi_hal_spi_bus_handle_subghz, data);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_write_packet(const uint8_t* data, uint8_t size) {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_flush_tx(device);
cc1101_write_fifo(device, data, size);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_flush_tx(&furi_hal_spi_bus_handle_subghz);
cc1101_write_fifo(&furi_hal_spi_bus_handle_subghz, data, size);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_flush_rx() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_flush_rx(device);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_flush_rx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_read_packet(uint8_t* data, uint8_t* size) {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_read_fifo(device, data, size);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_read_fifo(&furi_hal_spi_bus_handle_subghz, data, size);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_shutdown() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
// Reset and shutdown
cc1101_shutdown(device);
furi_hal_spi_device_return(device);
cc1101_shutdown(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_reset() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
hal_gpio_init(&gpio_cc1101_g0, GpioModeAnalog, GpioPullNo, GpioSpeedLow);
cc1101_switch_to_idle(device);
cc1101_reset(device);
cc1101_write_reg(device, CC1101_IOCFG0, CC1101IocfgHighImpedance);
furi_hal_spi_device_return(device);
cc1101_switch_to_idle(&furi_hal_spi_bus_handle_subghz);
cc1101_reset(&furi_hal_spi_bus_handle_subghz);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG0, CC1101IocfgHighImpedance);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_idle() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_switch_to_idle(device);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_idle(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
void furi_hal_subghz_rx() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_switch_to_rx(device);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_rx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
bool furi_hal_subghz_tx() {
if(furi_hal_subghz_regulation != SubGhzRegulationTxRx) return false;
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
cc1101_switch_to_tx(device);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
cc1101_switch_to_tx(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
return true;
}
float furi_hal_subghz_get_rssi() {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
int32_t rssi_dec = cc1101_get_rssi(device);
furi_hal_spi_device_return(device);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
int32_t rssi_dec = cc1101_get_rssi(&furi_hal_spi_bus_handle_subghz);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
float rssi = rssi_dec;
if(rssi_dec >= 128) {
@@ -461,7 +461,7 @@ uint32_t furi_hal_subghz_set_frequency_and_path(uint32_t value) {
}
uint32_t furi_hal_subghz_set_frequency(uint32_t value) {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
//checking regional settings
bool txrx = false;
@@ -503,37 +503,37 @@ uint32_t furi_hal_subghz_set_frequency(uint32_t value) {
furi_hal_subghz_regulation = SubGhzRegulationOnlyRx;
}
uint32_t real_frequency = cc1101_set_frequency(device, value);
cc1101_calibrate(device);
uint32_t real_frequency = cc1101_set_frequency(&furi_hal_spi_bus_handle_subghz, value);
cc1101_calibrate(&furi_hal_spi_bus_handle_subghz);
while(true) {
CC1101Status status = cc1101_get_status(device);
CC1101Status status = cc1101_get_status(&furi_hal_spi_bus_handle_subghz);
if(status.STATE == CC1101StateIDLE) break;
}
furi_hal_spi_device_return(device);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
return real_frequency;
}
void furi_hal_subghz_set_path(FuriHalSubGhzPath path) {
const FuriHalSpiDevice* device = furi_hal_spi_device_get(FuriHalSpiDeviceIdSubGhz);
furi_hal_spi_acquire(&furi_hal_spi_bus_handle_subghz);
if(path == FuriHalSubGhzPath433) {
hal_gpio_write(&gpio_rf_sw_0, 0);
cc1101_write_reg(device, CC1101_IOCFG2, CC1101IocfgHW | CC1101_IOCFG_INV);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW | CC1101_IOCFG_INV);
} else if(path == FuriHalSubGhzPath315) {
hal_gpio_write(&gpio_rf_sw_0, 1);
cc1101_write_reg(device, CC1101_IOCFG2, CC1101IocfgHW);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW);
} else if(path == FuriHalSubGhzPath868) {
hal_gpio_write(&gpio_rf_sw_0, 1);
cc1101_write_reg(device, CC1101_IOCFG2, CC1101IocfgHW | CC1101_IOCFG_INV);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW | CC1101_IOCFG_INV);
} else if(path == FuriHalSubGhzPathIsolate) {
hal_gpio_write(&gpio_rf_sw_0, 0);
cc1101_write_reg(device, CC1101_IOCFG2, CC1101IocfgHW);
cc1101_write_reg(&furi_hal_spi_bus_handle_subghz, CC1101_IOCFG2, CC1101IocfgHW);
} else {
furi_crash(NULL);
}
furi_hal_spi_device_return(device);
furi_hal_spi_release(&furi_hal_spi_bus_handle_subghz);
}
volatile uint32_t furi_hal_subghz_capture_delta_duration = 0;