diff options
author | Lorenz Meier <lm@inf.ethz.ch> | 2013-09-13 17:35:17 +0200 |
---|---|---|
committer | Lorenz Meier <lm@inf.ethz.ch> | 2013-09-13 17:35:17 +0200 |
commit | 09c37515bb847e6469ce4a0f7d9a0157e2648c05 (patch) | |
tree | 02bea15fc7b04024c1a7c3550bb67db0adb3b84e | |
parent | ecbb319153955dac3287548703d40ba866ddf070 (diff) | |
parent | 24648b529402abb665c1b7c0064a9ee3150999fe (diff) | |
download | px4-firmware-09c37515bb847e6469ce4a0f7d9a0157e2648c05.tar.gz px4-firmware-09c37515bb847e6469ce4a0f7d9a0157e2648c05.tar.bz2 px4-firmware-09c37515bb847e6469ce4a0f7d9a0157e2648c05.zip |
Merge branch 'fat-dma-spi'
-rwxr-xr-x | ROMFS/px4fmu_common/init.d/rcS | 18 | ||||
-rw-r--r-- | nuttx-configs/px4fmu-v2/nsh/defconfig | 123 | ||||
-rw-r--r-- | src/drivers/boards/px4fmu-v2/px4fmu2_init.c | 68 | ||||
-rw-r--r-- | src/drivers/device/spi.cpp | 34 | ||||
-rw-r--r-- | src/drivers/device/spi.h | 11 | ||||
-rw-r--r-- | src/drivers/hmc5883/hmc5883.cpp | 4 | ||||
-rw-r--r-- | src/drivers/l3gd20/l3gd20.cpp | 3 | ||||
-rw-r--r-- | src/drivers/lsm303d/lsm303d.cpp | 6 | ||||
-rw-r--r-- | src/drivers/ms5611/ms5611_spi.cpp | 16 | ||||
-rw-r--r-- | src/systemcmds/tests/tests_file.c | 43 |
10 files changed, 219 insertions, 107 deletions
diff --git a/ROMFS/px4fmu_common/init.d/rcS b/ROMFS/px4fmu_common/init.d/rcS index 4c4b0129e..cd4d4487d 100755 --- a/ROMFS/px4fmu_common/init.d/rcS +++ b/ROMFS/px4fmu_common/init.d/rcS @@ -73,20 +73,20 @@ then # # Load microSD params # - if ramtron start - then - param select /ramtron/params - if [ -f /ramtron/params ] - then - param load /ramtron/params - fi - else + #if ramtron start + #then + # param select /ramtron/params + # if [ -f /ramtron/params ] + # then + # param load /ramtron/params + # fi + #else param select /fs/microsd/params if [ -f /fs/microsd/params ] then param load /fs/microsd/params fi - fi + #fi # # Start system state indicator diff --git a/nuttx-configs/px4fmu-v2/nsh/defconfig b/nuttx-configs/px4fmu-v2/nsh/defconfig index 2867f9113..8e2ae2d00 100644 --- a/nuttx-configs/px4fmu-v2/nsh/defconfig +++ b/nuttx-configs/px4fmu-v2/nsh/defconfig @@ -38,7 +38,31 @@ CONFIG_ARCH_MATH_H=y # # Debug Options # -# CONFIG_DEBUG is not set +CONFIG_DEBUG=n +CONFIG_DEBUG_VERBOSE=n + +# +# Subsystem Debug Options +# +# CONFIG_DEBUG_MM is not set +# CONFIG_DEBUG_SCHED is not set +# CONFIG_DEBUG_USB is not set +CONFIG_DEBUG_FS=y +# CONFIG_DEBUG_LIB is not set +# CONFIG_DEBUG_BINFMT is not set +# CONFIG_DEBUG_GRAPHICS is not set + +# +# Driver Debug Options +# +# CONFIG_DEBUG_ANALOG is not set +# CONFIG_DEBUG_I2C is not set +# CONFIG_DEBUG_SPI is not set +# CONFIG_DEBUG_SDIO is not set +# CONFIG_DEBUG_GPIO is not set +CONFIG_DEBUG_DMA=y +# CONFIG_DEBUG_WATCHDOG is not set +# CONFIG_DEBUG_AUDIO is not set CONFIG_DEBUG_SYMBOLS=y # @@ -86,6 +110,7 @@ CONFIG_ARCH_HAVE_FPU=y CONFIG_ARCH_FPU=y CONFIG_ARCH_HAVE_MPU=y # CONFIG_ARMV7M_MPU is not set +# CONFIG_DEBUG_HARDFAULT is not set # # ARMV7M Configuration Options @@ -94,7 +119,9 @@ CONFIG_ARCH_HAVE_MPU=y CONFIG_ARMV7M_TOOLCHAIN_GNU_EABI=y CONFIG_ARMV7M_STACKCHECK=y CONFIG_SERIAL_TERMIOS=y -CONFIG_SERIAL_DISABLE_REORDERING=y +CONFIG_SDIO_DMA=y +CONFIG_SDIO_DMAPRIO=0x00010000 +# CONFIG_SDIO_WIDTH_D1_ONLY is not set # # STM32 Configuration Options @@ -240,9 +267,6 @@ CONFIG_STM32_ADC=y CONFIG_STM32_SPI=y CONFIG_STM32_I2C=y -CONFIG_ARCH_HAVE_LEDS=y -# CONFIG_ARCH_LEDS is not set - # # Alternate Pin Mapping # @@ -254,7 +278,7 @@ CONFIG_STM32_JTAG_SW_ENABLE=y CONFIG_STM32_DISABLE_IDLE_SLEEP_DURING_DEBUG=y # CONFIG_STM32_FORCEPOWER is not set # CONFIG_ARCH_BOARD_STM32_CUSTOM_CLOCKCONFIG is not set -CONFIG_STM32_CCMEXCLUDE=y +# CONFIG_STM32_CCMEXCLUDE is not set CONFIG_STM32_DMACAPABLE=y # CONFIG_STM32_TIM1_PWM is not set # CONFIG_STM32_TIM3_PWM is not set @@ -271,40 +295,22 @@ CONFIG_STM32_USART=y # U[S]ART Configuration # # CONFIG_USART1_RS485 is not set -CONFIG_USART1_RXDMA=y +# CONFIG_USART1_RXDMA is not set # CONFIG_USART2_RS485 is not set CONFIG_USART2_RXDMA=y # CONFIG_USART3_RS485 is not set # CONFIG_USART3_RXDMA is not set # CONFIG_UART4_RS485 is not set # CONFIG_UART4_RXDMA is not set -# CONFIG_UART5_RXDMA is not set # CONFIG_USART6_RS485 is not set # CONFIG_USART6_RXDMA is not set -# CONFIG_USART7_RXDMA is not set -CONFIG_USART8_RXDMA=y +# CONFIG_UART7_RS485 is not set +# CONFIG_UART7_RXDMA is not set +# CONFIG_UART8_RS485 is not set +# CONFIG_UART8_RXDMA is not set +CONFIG_SERIAL_DISABLE_REORDERING=y CONFIG_STM32_USART_SINGLEWIRE=y - -# Previous: -## CONFIG_USART1_RS485 is not set -#CONFIG_USART1_RXDMA=y -## CONFIG_USART2_RS485 is not set -#CONFIG_USART2_RXDMA=y -## CONFIG_USART3_RS485 is not set -#CONFIG_USART3_RXDMA=y -## CONFIG_UART4_RS485 is not set -#CONFIG_UART4_RXDMA=y -## CONFIG_UART5_RXDMA is not set -## CONFIG_USART6_RS485 is not set -## CONFIG_USART6_RXDMA is not set -## CONFIG_USART7_RXDMA is not set -#CONFIG_USART8_RXDMA=y -#CONFIG_STM32_USART_SINGLEWIRE=y - - - - # # SPI Configuration # @@ -323,25 +329,7 @@ CONFIG_STM32_I2CTIMEOTICKS=500 # # SDIO Configuration # - -# -# Maintain legacy build behavior (revisit) -# - -CONFIG_MMCSD=y -#CONFIG_MMCSD_SPI=y -CONFIG_MMCSD_SDIO=y -CONFIG_MTD=y - -# -# STM32 SDIO-based MMC/SD driver -# -CONFIG_SDIO_DMA=y -# CONFIG_SDIO_DMAPRIO is not set -# CONFIG_SDIO_WIDTH_D1_ONLY is not set -CONFIG_MMCSD_MULTIBLOCK_DISABLE=y -CONFIG_MMCSD_MMCSUPPORT=n -CONFIG_MMCSD_HAVECARDDETECT=n +CONFIG_SDIO_PRI=128 # # USB Host Configuration @@ -393,15 +381,14 @@ CONFIG_BOOT_RUNFROMFLASH=y # # Board Selection # -CONFIG_ARCH_BOARD_PX4FMU_V2=y -# CONFIG_ARCH_BOARD_CUSTOM is not set -CONFIG_ARCH_BOARD="px4fmu-v2" +CONFIG_ARCH_BOARD_CUSTOM=y +CONFIG_ARCH_BOARD="" # # Common Board Options # -CONFIG_NSH_MMCSDSLOTNO=0 CONFIG_NSH_MMCSDMINOR=0 +CONFIG_NSH_MMCSDSLOTNO=0 # # Board-Specific Options @@ -497,7 +484,16 @@ CONFIG_WATCHDOG=y # CONFIG_BCH is not set # CONFIG_INPUT is not set # CONFIG_LCD is not set -# CONFIG_MMCSD is not set +CONFIG_MMCSD=y +CONFIG_MMCSD_NSLOTS=1 +# CONFIG_MMCSD_READONLY is not set +CONFIG_MMCSD_MULTIBLOCK_DISABLE=y +# CONFIG_MMCSD_MMCSUPPORT is not set +# CONFIG_MMCSD_HAVECARDDETECT is not set +# CONFIG_MMCSD_SPI is not set +CONFIG_MMCSD_SDIO=y +# CONFIG_SDIO_MUXBUS is not set +# CONFIG_SDIO_BLOCKSETUP is not set CONFIG_MTD=y # @@ -536,6 +532,7 @@ CONFIG_ARCH_HAVE_USART6=y CONFIG_MCU_SERIAL=y CONFIG_STANDARD_SERIAL=y CONFIG_SERIAL_NPOLLWAITERS=2 +# CONFIG_SERIAL_TIOCSERGSTRUCT is not set # CONFIG_USART1_SERIAL_CONSOLE is not set # CONFIG_USART2_SERIAL_CONSOLE is not set # CONFIG_USART3_SERIAL_CONSOLE is not set @@ -640,7 +637,6 @@ CONFIG_USBDEV=y # CONFIG_USBDEV_SELFPOWERED is not set CONFIG_USBDEV_BUSPOWERED=y CONFIG_USBDEV_MAXPOWER=500 -# CONFIG_USBDEV_REMOTEWAKEUP is not set # CONFIG_USBDEV_DMA is not set # CONFIG_USBDEV_TRACE is not set @@ -650,7 +646,7 @@ CONFIG_USBDEV_MAXPOWER=500 # CONFIG_USBDEV_COMPOSITE is not set # CONFIG_PL2303 is not set CONFIG_CDCACM=y -CONFIG_CDCACM_CONSOLE=n +# CONFIG_CDCACM_CONSOLE is not set CONFIG_CDCACM_EP0MAXPACKET=64 CONFIG_CDCACM_EPINTIN=1 CONFIG_CDCACM_EPINTIN_FSSIZE=64 @@ -702,7 +698,7 @@ CONFIG_FAT_LCNAMES=y CONFIG_FAT_LFN=y CONFIG_FAT_MAXFNAME=32 CONFIG_FS_FATTIME=y -# CONFIG_FAT_DMAMEMORY is not set +CONFIG_FAT_DMAMEMORY=y CONFIG_FS_NXFFS=y CONFIG_NXFFS_PREALLOCATED=y CONFIG_NXFFS_ERASEDSTATE=0xff @@ -716,10 +712,8 @@ CONFIG_FS_BINFS=y # # System Logging # -CONFIG_SYSLOG_ENABLE=y -CONFIG_SYSLOG=y -CONFIG_SYSLOG_CHAR=y -CONFIG_SYSLOG_DEVPATH="/dev/ttyS6" +# CONFIG_SYSLOG_ENABLE is not set +# CONFIG_SYSLOG is not set # # Graphics Support @@ -733,8 +727,9 @@ CONFIG_SYSLOG_DEVPATH="/dev/ttyS6" # CONFIG_MM_SMALL is not set CONFIG_MM_REGIONS=2 CONFIG_GRAN=y -CONFIG_GRAN_SINGLE=y -CONFIG_GRAN_INTR=y +# CONFIG_GRAN_SINGLE is not set +# CONFIG_GRAN_INTR is not set +# CONFIG_DEBUG_GRAN is not set # # Audio Support @@ -1002,6 +997,7 @@ CONFIG_NSH_CONSOLE=y # # USB Trace Support # +# CONFIG_NSH_USBDEV_TRACE is not set # CONFIG_NSH_CONDEV is not set CONFIG_NSH_ARCHINIT=y @@ -1031,6 +1027,7 @@ CONFIG_NSH_ARCHINIT=y # # FLASH Erase-all Command # +# CONFIG_SYSTEM_FLASH_ERASEALL is not set # # readline() diff --git a/src/drivers/boards/px4fmu-v2/px4fmu2_init.c b/src/drivers/boards/px4fmu-v2/px4fmu2_init.c index 135767b26..ae2a645f7 100644 --- a/src/drivers/boards/px4fmu-v2/px4fmu2_init.c +++ b/src/drivers/boards/px4fmu-v2/px4fmu2_init.c @@ -58,6 +58,7 @@ #include <nuttx/sdio.h> #include <nuttx/mmcsd.h> #include <nuttx/analog/adc.h> +#include <nuttx/gran.h> #include <stm32.h> #include "board_config.h" @@ -69,6 +70,7 @@ #include <drivers/drv_led.h> #include <systemlib/cpuload.h> +#include <systemlib/perf_counter.h> /**************************************************************************** * Pre-Processor Definitions @@ -96,10 +98,70 @@ * Protected Functions ****************************************************************************/ +#if defined(CONFIG_FAT_DMAMEMORY) +# if !defined(CONFIG_GRAN) || !defined(CONFIG_FAT_DMAMEMORY) +# error microSD DMA support requires CONFIG_GRAN +# endif + +static GRAN_HANDLE dma_allocator; + +/* + * The DMA heap size constrains the total number of things that can be + * ready to do DMA at a time. + * + * For example, FAT DMA depends on one sector-sized buffer per filesystem plus + * one sector-sized buffer per file. + * + * We use a fundamental alignment / granule size of 64B; this is sufficient + * to guarantee alignment for the largest STM32 DMA burst (16 beats x 32bits). + */ +static uint8_t g_dma_heap[8192] __attribute__((aligned(64))); +static perf_counter_t g_dma_perf; + +static void +dma_alloc_init(void) +{ + dma_allocator = gran_initialize(g_dma_heap, + sizeof(g_dma_heap), + 7, /* 128B granule - must be > alignment (XXX bug?) */ + 6); /* 64B alignment */ + if (dma_allocator == NULL) { + message("[boot] DMA allocator setup FAILED"); + } else { + g_dma_perf = perf_alloc(PC_COUNT, "DMA allocations"); + } +} + /**************************************************************************** * Public Functions ****************************************************************************/ +/* + * DMA-aware allocator stubs for the FAT filesystem. + */ + +__EXPORT void *fat_dma_alloc(size_t size); +__EXPORT void fat_dma_free(FAR void *memory, size_t size); + +void * +fat_dma_alloc(size_t size) +{ + perf_count(g_dma_perf); + return gran_alloc(dma_allocator, size); +} + +void +fat_dma_free(FAR void *memory, size_t size) +{ + gran_free(dma_allocator, memory, size); +} + +#else + +# define dma_alloc_init() + +#endif + /************************************************************************************ * Name: stm32_boardinitialize * @@ -110,7 +172,8 @@ * ************************************************************************************/ -__EXPORT void stm32_boardinitialize(void) +__EXPORT void +stm32_boardinitialize(void) { /* configure SPI interfaces */ stm32_spiinitialize(); @@ -170,6 +233,9 @@ __EXPORT int nsh_archinitialize(void) /* configure the high-resolution time/callout interface */ hrt_init(); + /* configure the DMA allocator */ + dma_alloc_init(); + /* configure CPU load estimation */ #ifdef CONFIG_SCHED_INSTRUMENTATION cpuload_initialize_once(); diff --git a/src/drivers/device/spi.cpp b/src/drivers/device/spi.cpp index 8fffd60cb..fa6b78d64 100644 --- a/src/drivers/device/spi.cpp +++ b/src/drivers/device/spi.cpp @@ -67,6 +67,7 @@ SPI::SPI(const char *name, CDev(name, devname, irq), // public // protected + locking_mode(LOCK_PREEMPTION), // private _bus(bus), _device(device), @@ -132,13 +133,25 @@ SPI::probe() int SPI::transfer(uint8_t *send, uint8_t *recv, unsigned len) { + irqstate_t state; if ((send == nullptr) && (recv == nullptr)) return -EINVAL; - /* do common setup */ - if (!up_interrupt_context()) - SPI_LOCK(_dev, true); + /* lock the bus as required */ + if (!up_interrupt_context()) { + switch (locking_mode) { + default: + case LOCK_PREEMPTION: + state = irqsave(); + break; + case LOCK_THREADS: + SPI_LOCK(_dev, true); + break; + case LOCK_NONE: + break; + } + } SPI_SETFREQUENCY(_dev, _frequency); SPI_SETMODE(_dev, _mode); @@ -151,8 +164,19 @@ SPI::transfer(uint8_t *send, uint8_t *recv, unsigned len) /* and clean up */ SPI_SELECT(_dev, _device, false); - if (!up_interrupt_context()) - SPI_LOCK(_dev, false); + if (!up_interrupt_context()) { + switch (locking_mode) { + default: + case LOCK_PREEMPTION: + irqrestore(state); + break; + case LOCK_THREADS: + SPI_LOCK(_dev, false); + break; + case LOCK_NONE: + break; + } + } return OK; } diff --git a/src/drivers/device/spi.h b/src/drivers/device/spi.h index e0122372a..9103dca2e 100644 --- a/src/drivers/device/spi.h +++ b/src/drivers/device/spi.h @@ -101,6 +101,17 @@ protected: */ int transfer(uint8_t *send, uint8_t *recv, unsigned len); + /** + * Locking modes supported by the driver. + */ + enum LockMode { + LOCK_PREEMPTION, /**< the default; lock against all forms of preemption. */ + LOCK_THREADS, /**< lock only against other threads, using SPI_LOCK */ + LOCK_NONE /**< perform no locking, only safe if the bus is entirely private */ + }; + + LockMode locking_mode; /**< selected locking mode */ + private: int _bus; enum spi_dev_e _device; diff --git a/src/drivers/hmc5883/hmc5883.cpp b/src/drivers/hmc5883/hmc5883.cpp index 58a1593ed..5e891d7bb 100644 --- a/src/drivers/hmc5883/hmc5883.cpp +++ b/src/drivers/hmc5883/hmc5883.cpp @@ -1292,10 +1292,6 @@ test() if (fd < 0) err(1, "%s open failed (try 'hmc5883 start' if the driver is not running", MAG_DEVICE_PATH); - /* set the queue depth to 10 */ - if (OK != ioctl(fd, SENSORIOCSQUEUEDEPTH, 10)) - errx(1, "failed to set queue depth"); - /* do a simple demand read */ sz = read(fd, &report, sizeof(report)); diff --git a/src/drivers/l3gd20/l3gd20.cpp b/src/drivers/l3gd20/l3gd20.cpp index 4c3b0ce51..748809d3f 100644 --- a/src/drivers/l3gd20/l3gd20.cpp +++ b/src/drivers/l3gd20/l3gd20.cpp @@ -367,7 +367,6 @@ out: int L3GD20::probe() { - irqstate_t flags = irqsave(); /* read dummy value to void to clear SPI statemachine on sensor */ (void)read_reg(ADDR_WHO_AM_I); @@ -393,8 +392,6 @@ L3GD20::probe() success = true; } - irqrestore(flags); - if (success) return OK; diff --git a/src/drivers/lsm303d/lsm303d.cpp b/src/drivers/lsm303d/lsm303d.cpp index a90cd0a3d..2c56b6035 100644 --- a/src/drivers/lsm303d/lsm303d.cpp +++ b/src/drivers/lsm303d/lsm303d.cpp @@ -525,7 +525,6 @@ out: void LSM303D::reset() { - irqstate_t flags = irqsave(); /* enable accel*/ write_reg(ADDR_CTRL_REG1, REG1_X_ENABLE_A | REG1_Y_ENABLE_A | REG1_Z_ENABLE_A | REG1_BDU_UPDATE); @@ -540,7 +539,6 @@ LSM303D::reset() mag_set_range(LSM303D_MAG_DEFAULT_RANGE_GA); mag_set_samplerate(LSM303D_MAG_DEFAULT_RATE); - irqrestore(flags); _accel_read = 0; _mag_read = 0; @@ -549,15 +547,12 @@ LSM303D::reset() int LSM303D::probe() { - irqstate_t flags = irqsave(); /* read dummy value to void to clear SPI statemachine on sensor */ (void)read_reg(ADDR_WHO_AM_I); /* verify that the device is attached and functioning */ bool success = (read_reg(ADDR_WHO_AM_I) == WHO_I_AM); - irqrestore(flags); - if (success) return OK; @@ -1013,6 +1008,7 @@ LSM303D::accel_set_range(unsigned max_g) _accel_range_scale = new_scale_g_digit * LSM303D_ONE_G; + modify_reg(ADDR_CTRL_REG2, clearbits, setbits); return OK; diff --git a/src/drivers/ms5611/ms5611_spi.cpp b/src/drivers/ms5611/ms5611_spi.cpp index 21caed2ff..e547c913b 100644 --- a/src/drivers/ms5611/ms5611_spi.cpp +++ b/src/drivers/ms5611/ms5611_spi.cpp @@ -142,23 +142,15 @@ MS5611_SPI::init() goto out; } - /* disable interrupts, make this section atomic */ - flags = irqsave(); /* send reset command */ ret = _reset(); - /* re-enable interrupts */ - irqrestore(flags); if (ret != OK) { debug("reset failed"); goto out; } - /* disable interrupts, make this section atomic */ - flags = irqsave(); /* read PROM */ ret = _read_prom(); - /* re-enable interrupts */ - irqrestore(flags); if (ret != OK) { debug("prom readout failed"); goto out; @@ -270,13 +262,7 @@ MS5611_SPI::_reg16(unsigned reg) int MS5611_SPI::_transfer(uint8_t *send, uint8_t *recv, unsigned len) { - irqstate_t flags = irqsave(); - - int ret = transfer(send, recv, len); - - irqrestore(flags); - - return ret; + return transfer(send, recv, len); } #endif /* PX4_SPIDEV_BARO */ diff --git a/src/systemcmds/tests/tests_file.c b/src/systemcmds/tests/tests_file.c index 47f480758..588d648bd 100644 --- a/src/systemcmds/tests/tests_file.c +++ b/src/systemcmds/tests/tests_file.c @@ -52,6 +52,44 @@ int test_file(int argc, char *argv[]) { + const iterations = 10; + + /* check if microSD card is mounted */ + struct stat buffer; + if (stat("/fs/microsd/", &buffer)) { + warnx("no microSD card mounted, aborting file test"); + return 1; + } + + uint8_t buf[512]; + hrt_abstime start, end; + perf_counter_t wperf = perf_alloc(PC_ELAPSED, "SD writes"); + + int fd = open("/fs/microsd/testfile", O_TRUNC | O_WRONLY | O_CREAT); + memset(buf, 0, sizeof(buf)); + + start = hrt_absolute_time(); + for (unsigned i = 0; i < iterations; i++) { + perf_begin(wperf); + write(fd, buf, sizeof(buf)); + perf_end(wperf); + } + end = hrt_absolute_time(); + + close(fd); + + warnx("%dKiB in %llu microseconds", iterations / 2, end - start); + perf_print_counter(wperf); + perf_free(wperf); + + return 0; +} +#if 0 +int +test_file(int argc, char *argv[]) +{ + const iterations = 1024; + /* check if microSD card is mounted */ struct stat buffer; if (stat("/fs/microsd/", &buffer)) { @@ -67,7 +105,7 @@ test_file(int argc, char *argv[]) memset(buf, 0, sizeof(buf)); start = hrt_absolute_time(); - for (unsigned i = 0; i < 1024; i++) { + for (unsigned i = 0; i < iterations; i++) { perf_begin(wperf); write(fd, buf, sizeof(buf)); perf_end(wperf); @@ -78,7 +116,7 @@ test_file(int argc, char *argv[]) unlink("/fs/microsd/testfile"); - warnx("512KiB in %llu microseconds", end - start); + warnx("%dKiB in %llu microseconds", iterations / 2, end - start); perf_print_counter(wperf); perf_free(wperf); @@ -112,3 +150,4 @@ test_file(int argc, char *argv[]) return 0; } +#endif |