diff options
author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-25 10:43:38 +0200 |
---|---|---|
committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2018-04-25 14:31:28 +0200 |
commit | e945b049dc650ee2270740585a2c6d14bd925279 (patch) | |
tree | ccd1f3cd6bc9bd44435b25918fc4e934a6aff6a4 | |
parent | bsp/lpc24xx: Move source files to bsps (diff) | |
download | rtems-e945b049dc650ee2270740585a2c6d14bd925279.tar.bz2 |
bsp/lpc176x: Move source files to bsps
This patch is a part of the BSP source reorganization.
Update #3285.
-rw-r--r-- | bsps/arm/lpc176x/btimer/btimer.c | 388 | ||||
-rwxr-xr-x | bsps/arm/lpc176x/can/can.c (renamed from c/src/lib/libbsp/arm/lpc176x/can/can.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/gpio/lpc-gpio.c (renamed from c/src/lib/libbsp/arm/lpc176x/gpio/lpc-gpio.c) | 0 | ||||
-rwxr-xr-x | bsps/arm/lpc176x/pwm/pwmout.c (renamed from c/src/lib/libbsp/arm/lpc176x/pwmout/pwmout.c) | 0 | ||||
-rwxr-xr-x | bsps/arm/lpc176x/start/adc.c (renamed from c/src/lib/libbsp/arm/lpc176x/adc/adc.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/bspidle.c (renamed from c/src/lib/libbsp/arm/lpc176x/misc/bspidle.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/dma-copy.c (renamed from c/src/lib/libbsp/arm/lpc176x/misc/dma-copy.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/dma.c (renamed from c/src/lib/libbsp/arm/lpc176x/misc/dma.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/io.c (renamed from c/src/lib/libbsp/arm/lpc176x/misc/io.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/restart.c (renamed from c/src/lib/libbsp/arm/lpc176x/misc/restart.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/system-clocks.c (renamed from c/src/lib/libbsp/arm/lpc176x/misc/system-clocks.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/start/watchdog.c (renamed from c/src/lib/libbsp/arm/lpc176x/watchdog/watchdog.c) | 0 | ||||
-rw-r--r-- | bsps/arm/lpc176x/timer/timer.c | 407 | ||||
-rw-r--r-- | c/src/lib/libbsp/arm/lpc176x/Makefile.am | 26 | ||||
-rw-r--r-- | c/src/lib/libbsp/arm/lpc176x/benchmark_timer/benchmark_timer.c | 45 |
15 files changed, 433 insertions, 433 deletions
diff --git a/bsps/arm/lpc176x/btimer/btimer.c b/bsps/arm/lpc176x/btimer/btimer.c index 36c720b4fb..359d89086d 100644 --- a/bsps/arm/lpc176x/btimer/btimer.c +++ b/bsps/arm/lpc176x/btimer/btimer.c @@ -1,9 +1,9 @@ /** - * @file timer.c + * @file timerbenchmark.c * * @ingroup lpc176x * - * @brief Timer controller for the mbed lpc1768 board. + * @brief Timer benchmark functions for the lpc176x bsp. */ /* @@ -19,389 +19,27 @@ * http://www.rtems.org/license/LICENSE. */ -#include <stdio.h> -#include <rtems/status-checks.h> +#include <rtems.h> #include <bsp.h> -#include <bsp/irq.h> -#include <bsp/io.h> -#include <bsp/timer.h> - -/** - * @brief Represents all the timers. - */ -const lpc176x_timer timers[ LPC176X_TIMER_COUNT ] = -{ - { - .device = (lpc176x_timer_device *) LPC176X_TMR0_BASE_ADDR, - .module = LPC176X_MODULE_TIMER_0, - .pinselcap = LPC176X_TIMER0_CAPTURE_PORTS, - .pinselemat = LPC176X_TIMER0_EMATCH_PORTS, - }, - { - .device = (lpc176x_timer_device *) LPC176X_TMR1_BASE_ADDR, - .module = LPC176X_MODULE_TIMER_1, - .pinselcap = LPC176X_TIMER1_CAPTURE_PORTS, - .pinselemat = LPC176X_TIMER1_EMATCH_PORTS, - }, - { - .device = (lpc176x_timer_device *) LPC176X_TMR2_BASE_ADDR, - .module = LPC176X_MODULE_TIMER_2, - .pinselcap = LPC176X_TIMER2_CAPTURE_PORTS, - .pinselemat = LPC176X_TIMER2_EMATCH_PORTS, - }, - { - .device = (lpc176x_timer_device *) LPC176X_TMR3_BASE_ADDR, - .module = LPC176X_MODULE_TIMER_3, - .pinselcap = LPC176X_TIMER3_CAPTURE_PORTS, - .pinselemat = LPC176X_TIMER3_EMATCH_PORTS, - } -}; - -/** - * @brief Represents all the functions according to the timers. - */ -lpc176x_timer_functions functions_vector[ LPC176X_TIMER_COUNT ] = -{ - { - .funct_vector = NULL - }, - { - .funct_vector = NULL - }, - { - .funct_vector = NULL - }, - { - .funct_vector = NULL - } -}; - -/** - * @brief Calls the corresponding interrupt function and pass the timer - * as parameter. - * - * @param timer The specific device. - * @param interruptnumber Interrupt number. - */ -static inline void lpc176x_call_desired_isr( - const lpc176x_timer_number number, - const lpc176x_isr_function interruptfunction -) -{ - if ( ( *functions_vector[ number ].funct_vector )[ interruptfunction ] != - NULL ) { - ( *functions_vector[ number ].funct_vector )[ interruptfunction ]( number ); - } - - /* else implies that the function vector points NULL. Also, - there is nothing to do. */ -} - -/** - * @brief Gets true if the selected interrupt is pending - * - * @param number: the number of the timer. - * @param interrupt: the interrupt we are checking for. - * @return TRUE if the interrupt is pending. - */ -static inline bool lpc176x_timer_interrupt_is_pending( - const lpc176x_timer_number tnumber, - const lpc176x_isr_function function -) -{ - assert( ( tnumber < LPC176X_TIMER_COUNT ) - && ( function < LPC176X_ISR_FUNCTIONS_COUNT ) ); - - return ( timers[ tnumber ].device->IR & - LPC176X_TIMER_INTERRUPT_SOURCE_BIT( function ) ); -} - -/** - * @brief Resets interrupt status for the selected interrupt - * - * @param tnumber: the number of the timer - * @param interrupt: the interrupt we are resetting - */ -static inline void lpc176x_timer_reset_interrupt( - const lpc176x_timer_number tnumber, - const lpc176x_isr_function function -) -{ - assert( ( tnumber < LPC176X_TIMER_COUNT ) - && ( function < LPC176X_ISR_FUNCTIONS_COUNT ) ); - timers[ tnumber ].device->IR = - LPC176X_TIMER_INTERRUPT_SOURCE_BIT( function ); -} - -inline rtems_status_code lpc176x_timer_reset( - const lpc176x_timer_number tnumber ) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - timers[ tnumber ].device->TCR = LPC176X_TIMER_RESET; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number is invalid. Also, - an invalid number is returned. */ - - return status_code; -} - -inline rtems_status_code lpc176x_timer_set_mode( - const lpc176x_timer_number tnumber, - const lpc176x_timer_mode mode -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - timers[ tnumber ].device->CTCR = mode; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number is invalid. Also, - an invalid number is returned. */ - - return status_code; -} - -inline rtems_status_code lpc176x_timer_start( - const lpc176x_timer_number tnumber ) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - timers[ tnumber ].device->TCR = LPC176X_TIMER_START; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number is invalid. Also, - an invalid number is returned. */ - - return status_code; -} - -inline rtems_status_code lpc176x_timer_is_started( - const lpc176x_timer_number tnumber, - bool *is_started -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - *is_started = ( timers[ tnumber ].device->TCR & LPC176X_TIMER_START ) == - LPC176X_TIMER_START; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number is invalid. Also, - an invalid number is returned. */ +#include <rtems/btimer.h> - return status_code; -} - -inline rtems_status_code lpc176x_timer_set_resolution( - const lpc176x_timer_number tnumber, - const lpc176x_microseconds resolution -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - timers[ tnumber ].device->PR = ( LPC176X_CCLK / - LPC176X_TIMER_PRESCALER_DIVISOR ) * - resolution; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number is invalid. Also, - an invalid number is returned. */ - - return status_code; -} - -rtems_status_code lpc176x_timer_match_config( - const lpc176x_timer_number tnumber, - const lpc176x_match_port match_port, - const lpc176x_match_function function, - const uint32_t match_value -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( ( tnumber < LPC176X_TIMER_COUNT ) - && ( match_port < LPC176X_EMATCH_PORTS_COUNT ) - && ( function < LPC176X_TIMER_MATCH_FUNCTION_COUNT ) ) { - timers[ tnumber ].device->MCR = - LPC176X_SET_MCR( timers[ tnumber ].device->MCR, - match_port, function ); - timers[ tnumber ].device->MR[ match_port ] = match_value; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number, or a match port or a function - is invalid. Also, an invalid number is returned. */ - - return status_code; -} - -inline rtems_status_code lpc176x_timer_capture_config( - const lpc176x_timer_number tnumber, - const lpc176x_capture_port capture_port, - const lpc176x_capture_function function -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( ( tnumber < LPC176X_TIMER_COUNT ) - && ( capture_port < LPC176X_CAPTURE_PORTS_COUNT ) - && ( function < LPC176X_TIMER_CAPTURE_FUNCTION_COUNT ) ) { - timers[ tnumber ].device->CCR = - LPC176X_SET_CCR( timers[ tnumber ].device->CCR, - capture_port, function ); - lpc176x_pin_select( timers[ tnumber ].pinselcap[ capture_port ], - LPC176X_PIN_FUNCTION_11 ); - } - - /* else implies that the timer number or the capture port is invalid. Also, - an invalid number is returned. */ - - return status_code; -} - -inline rtems_status_code lpc176x_timer_external_match_config( - const lpc176x_timer_number number, - const lpc176x_match_port match_port, - const lpc176x_ext_match_function function -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( ( number < LPC176X_TIMER_COUNT ) - && ( match_port < LPC176X_EMATCH_PORTS_COUNT ) ) { - timers[ number ].device->EMR = - LPC176X_SET_EMR( timers[ number ].device->EMR, - match_port, function ); - lpc176x_pin_select( timers[ number ].pinselemat[ match_port ], - LPC176X_PIN_FUNCTION_11 ); - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number or the match port is invalid. Also, - an invalid number is returned. */ - - return status_code; -} - -inline uint32_t lpc176x_timer_get_capvalue( - const lpc176x_timer_number number, - const lpc176x_capture_port capture_port -) -{ - assert( ( number < LPC176X_TIMER_COUNT ) - && ( capture_port < LPC176X_CAPTURE_PORTS_COUNT ) ); +#include <bsp/timer.h> - return timers[ number ].device->CR[ capture_port ]; -} +static uint32_t benchmark_timer_base; -inline uint32_t lpc176x_timer_get_timer_value( - const lpc176x_timer_number tnumber ) +void benchmark_timer_initialize( void ) { - assert( tnumber < LPC176X_TIMER_COUNT ); - - return timers[ tnumber ].device->TC; + benchmark_timer_base = lpc176x_timer_get_timer_value( LPC176X_TIMER_1 ); } -inline rtems_status_code lpc176x_timer_set_timer_value( - const lpc176x_timer_number tnumber, - const uint32_t timer_value -) +benchmark_timer_t benchmark_timer_read( void ) { - rtems_status_code status_code = RTEMS_INVALID_NUMBER; + uint32_t delta = lpc176x_timer_get_timer_value( LPC176X_TIMER_1 ) - + benchmark_timer_base; - if ( tnumber < LPC176X_TIMER_COUNT ) { - timers[ tnumber ].device->TC = timer_value; - status_code = RTEMS_SUCCESSFUL; - } - - /* else implies that the timer number is invalid. Also, - an invalid number is returned. */ - - return status_code; + return delta; } -void lpc176x_timer_isr( void *arg ) +void benchmark_timer_disable_subtracting_average_overhead( bool find_avg_ovhead ) { - const lpc176x_timer_number tnumber = (lpc176x_timer_number) arg; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - lpc176x_isr_function i; - - for ( i = 0; i < LPC176X_ISR_FUNCTIONS_COUNT; ++i ) { - if ( lpc176x_timer_interrupt_is_pending( tnumber, i ) ) { - lpc176x_call_desired_isr( tnumber, i ); - lpc176x_timer_reset_interrupt( tnumber, i ); - } - - /* else implies that the current timer is not pending. Also, - there is nothing to do. */ - } - } - - /* else implies that the timer number is not valid. Also, - there is nothing to do. */ } - -rtems_status_code lpc176x_timer_init( const lpc176x_timer_number tnumber ) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - if ( tnumber < LPC176X_TIMER_COUNT ) { - status_code = lpc176x_module_enable( timers[ tnumber ].module, - LPC176X_MODULE_PCLK_DEFAULT ); - RTEMS_CHECK_SC( status_code, "Enabling the timer module." ); - - status_code = lpc176x_timer_reset( tnumber ); - status_code = lpc176x_timer_set_mode( tnumber, - LPC176X_TIMER_MODE_TIMER ); - status_code = lpc176x_timer_set_resolution( tnumber, - LPC176X_TIMER_DEFAULT_RESOLUTION ); - - timers[ tnumber ].device->MCR = LPC176X_TIMER_CLEAR_FUNCTION; - timers[ tnumber ].device->CCR = LPC176X_TIMER_CLEAR_FUNCTION; - timers[ tnumber ].device->EMR = LPC176X_TIMER_CLEAR_FUNCTION; - } - - /* else implies that the timer number is not valid. Also, - an invalid number is returned. */ - - return status_code; -} - -rtems_status_code lpc176x_timer_init_with_interrupt( - const lpc176x_timer_number tnumber, - const lpc176x_isr_funct_vector *const vector -) -{ - rtems_status_code status_code = RTEMS_INVALID_NUMBER; - - char isrname[ LPC176X_ISR_NAME_STRING_SIZE ]; - - snprintf( isrname, LPC176X_ISR_NAME_STRING_SIZE, "TimerIsr%d", tnumber ); - - if ( tnumber < LPC176X_TIMER_COUNT && vector != NULL ) { - functions_vector[ tnumber ].funct_vector = vector; - - status_code = lpc176x_timer_init( tnumber ); - status_code = rtems_interrupt_handler_install( - LPC176X_TIMER_VECTOR_NUMBER( tnumber ), - isrname, - RTEMS_INTERRUPT_UNIQUE, - lpc176x_timer_isr, - (void *) tnumber ); - } - - return status_code; -}
\ No newline at end of file diff --git a/c/src/lib/libbsp/arm/lpc176x/can/can.c b/bsps/arm/lpc176x/can/can.c index e5ffc29b7a..e5ffc29b7a 100755 --- a/c/src/lib/libbsp/arm/lpc176x/can/can.c +++ b/bsps/arm/lpc176x/can/can.c diff --git a/c/src/lib/libbsp/arm/lpc176x/gpio/lpc-gpio.c b/bsps/arm/lpc176x/gpio/lpc-gpio.c index e7f07fe657..e7f07fe657 100644 --- a/c/src/lib/libbsp/arm/lpc176x/gpio/lpc-gpio.c +++ b/bsps/arm/lpc176x/gpio/lpc-gpio.c diff --git a/c/src/lib/libbsp/arm/lpc176x/pwmout/pwmout.c b/bsps/arm/lpc176x/pwm/pwmout.c index dc30475f89..dc30475f89 100755 --- a/c/src/lib/libbsp/arm/lpc176x/pwmout/pwmout.c +++ b/bsps/arm/lpc176x/pwm/pwmout.c diff --git a/c/src/lib/libbsp/arm/lpc176x/adc/adc.c b/bsps/arm/lpc176x/start/adc.c index 7098166718..7098166718 100755 --- a/c/src/lib/libbsp/arm/lpc176x/adc/adc.c +++ b/bsps/arm/lpc176x/start/adc.c diff --git a/c/src/lib/libbsp/arm/lpc176x/misc/bspidle.c b/bsps/arm/lpc176x/start/bspidle.c index 24bb1db887..24bb1db887 100644 --- a/c/src/lib/libbsp/arm/lpc176x/misc/bspidle.c +++ b/bsps/arm/lpc176x/start/bspidle.c diff --git a/c/src/lib/libbsp/arm/lpc176x/misc/dma-copy.c b/bsps/arm/lpc176x/start/dma-copy.c index 0e0b37dbd3..0e0b37dbd3 100644 --- a/c/src/lib/libbsp/arm/lpc176x/misc/dma-copy.c +++ b/bsps/arm/lpc176x/start/dma-copy.c diff --git a/c/src/lib/libbsp/arm/lpc176x/misc/dma.c b/bsps/arm/lpc176x/start/dma.c index 10c7701484..10c7701484 100644 --- a/c/src/lib/libbsp/arm/lpc176x/misc/dma.c +++ b/bsps/arm/lpc176x/start/dma.c diff --git a/c/src/lib/libbsp/arm/lpc176x/misc/io.c b/bsps/arm/lpc176x/start/io.c index c25fe94c0b..c25fe94c0b 100644 --- a/c/src/lib/libbsp/arm/lpc176x/misc/io.c +++ b/bsps/arm/lpc176x/start/io.c diff --git a/c/src/lib/libbsp/arm/lpc176x/misc/restart.c b/bsps/arm/lpc176x/start/restart.c index d6e5783f53..d6e5783f53 100644 --- a/c/src/lib/libbsp/arm/lpc176x/misc/restart.c +++ b/bsps/arm/lpc176x/start/restart.c diff --git a/c/src/lib/libbsp/arm/lpc176x/misc/system-clocks.c b/bsps/arm/lpc176x/start/system-clocks.c index dd1a0308c6..dd1a0308c6 100644 --- a/c/src/lib/libbsp/arm/lpc176x/misc/system-clocks.c +++ b/bsps/arm/lpc176x/start/system-clocks.c diff --git a/c/src/lib/libbsp/arm/lpc176x/watchdog/watchdog.c b/bsps/arm/lpc176x/start/watchdog.c index bae9b4e1b1..bae9b4e1b1 100644 --- a/c/src/lib/libbsp/arm/lpc176x/watchdog/watchdog.c +++ b/bsps/arm/lpc176x/start/watchdog.c diff --git a/bsps/arm/lpc176x/timer/timer.c b/bsps/arm/lpc176x/timer/timer.c new file mode 100644 index 0000000000..36c720b4fb --- /dev/null +++ b/bsps/arm/lpc176x/timer/timer.c @@ -0,0 +1,407 @@ +/** + * @file timer.c + * + * @ingroup lpc176x + * + * @brief Timer controller for the mbed lpc1768 board. + */ + +/* + * Copyright (c) 2014 Taller Technologies. + * + * @author Boretto Martin (martin.boretto@tallertechnologies.com) + * @author Diaz Marcos (marcos.diaz@tallertechnologies.com) + * @author Lenarduzzi Federico (federico.lenarduzzi@tallertechnologies.com) + * @author Daniel Chicco (daniel.chicco@tallertechnologies.com) + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + */ + +#include <stdio.h> +#include <rtems/status-checks.h> +#include <bsp.h> +#include <bsp/irq.h> +#include <bsp/io.h> +#include <bsp/timer.h> + +/** + * @brief Represents all the timers. + */ +const lpc176x_timer timers[ LPC176X_TIMER_COUNT ] = +{ + { + .device = (lpc176x_timer_device *) LPC176X_TMR0_BASE_ADDR, + .module = LPC176X_MODULE_TIMER_0, + .pinselcap = LPC176X_TIMER0_CAPTURE_PORTS, + .pinselemat = LPC176X_TIMER0_EMATCH_PORTS, + }, + { + .device = (lpc176x_timer_device *) LPC176X_TMR1_BASE_ADDR, + .module = LPC176X_MODULE_TIMER_1, + .pinselcap = LPC176X_TIMER1_CAPTURE_PORTS, + .pinselemat = LPC176X_TIMER1_EMATCH_PORTS, + }, + { + .device = (lpc176x_timer_device *) LPC176X_TMR2_BASE_ADDR, + .module = LPC176X_MODULE_TIMER_2, + .pinselcap = LPC176X_TIMER2_CAPTURE_PORTS, + .pinselemat = LPC176X_TIMER2_EMATCH_PORTS, + }, + { + .device = (lpc176x_timer_device *) LPC176X_TMR3_BASE_ADDR, + .module = LPC176X_MODULE_TIMER_3, + .pinselcap = LPC176X_TIMER3_CAPTURE_PORTS, + .pinselemat = LPC176X_TIMER3_EMATCH_PORTS, + } +}; + +/** + * @brief Represents all the functions according to the timers. + */ +lpc176x_timer_functions functions_vector[ LPC176X_TIMER_COUNT ] = +{ + { + .funct_vector = NULL + }, + { + .funct_vector = NULL + }, + { + .funct_vector = NULL + }, + { + .funct_vector = NULL + } +}; + +/** + * @brief Calls the corresponding interrupt function and pass the timer + * as parameter. + * + * @param timer The specific device. + * @param interruptnumber Interrupt number. + */ +static inline void lpc176x_call_desired_isr( + const lpc176x_timer_number number, + const lpc176x_isr_function interruptfunction +) +{ + if ( ( *functions_vector[ number ].funct_vector )[ interruptfunction ] != + NULL ) { + ( *functions_vector[ number ].funct_vector )[ interruptfunction ]( number ); + } + + /* else implies that the function vector points NULL. Also, + there is nothing to do. */ +} + +/** + * @brief Gets true if the selected interrupt is pending + * + * @param number: the number of the timer. + * @param interrupt: the interrupt we are checking for. + * @return TRUE if the interrupt is pending. + */ +static inline bool lpc176x_timer_interrupt_is_pending( + const lpc176x_timer_number tnumber, + const lpc176x_isr_function function +) +{ + assert( ( tnumber < LPC176X_TIMER_COUNT ) + && ( function < LPC176X_ISR_FUNCTIONS_COUNT ) ); + + return ( timers[ tnumber ].device->IR & + LPC176X_TIMER_INTERRUPT_SOURCE_BIT( function ) ); +} + +/** + * @brief Resets interrupt status for the selected interrupt + * + * @param tnumber: the number of the timer + * @param interrupt: the interrupt we are resetting + */ +static inline void lpc176x_timer_reset_interrupt( + const lpc176x_timer_number tnumber, + const lpc176x_isr_function function +) +{ + assert( ( tnumber < LPC176X_TIMER_COUNT ) + && ( function < LPC176X_ISR_FUNCTIONS_COUNT ) ); + timers[ tnumber ].device->IR = + LPC176X_TIMER_INTERRUPT_SOURCE_BIT( function ); +} + +inline rtems_status_code lpc176x_timer_reset( + const lpc176x_timer_number tnumber ) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + timers[ tnumber ].device->TCR = LPC176X_TIMER_RESET; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +inline rtems_status_code lpc176x_timer_set_mode( + const lpc176x_timer_number tnumber, + const lpc176x_timer_mode mode +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + timers[ tnumber ].device->CTCR = mode; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +inline rtems_status_code lpc176x_timer_start( + const lpc176x_timer_number tnumber ) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + timers[ tnumber ].device->TCR = LPC176X_TIMER_START; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +inline rtems_status_code lpc176x_timer_is_started( + const lpc176x_timer_number tnumber, + bool *is_started +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + *is_started = ( timers[ tnumber ].device->TCR & LPC176X_TIMER_START ) == + LPC176X_TIMER_START; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +inline rtems_status_code lpc176x_timer_set_resolution( + const lpc176x_timer_number tnumber, + const lpc176x_microseconds resolution +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + timers[ tnumber ].device->PR = ( LPC176X_CCLK / + LPC176X_TIMER_PRESCALER_DIVISOR ) * + resolution; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +rtems_status_code lpc176x_timer_match_config( + const lpc176x_timer_number tnumber, + const lpc176x_match_port match_port, + const lpc176x_match_function function, + const uint32_t match_value +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( ( tnumber < LPC176X_TIMER_COUNT ) + && ( match_port < LPC176X_EMATCH_PORTS_COUNT ) + && ( function < LPC176X_TIMER_MATCH_FUNCTION_COUNT ) ) { + timers[ tnumber ].device->MCR = + LPC176X_SET_MCR( timers[ tnumber ].device->MCR, + match_port, function ); + timers[ tnumber ].device->MR[ match_port ] = match_value; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number, or a match port or a function + is invalid. Also, an invalid number is returned. */ + + return status_code; +} + +inline rtems_status_code lpc176x_timer_capture_config( + const lpc176x_timer_number tnumber, + const lpc176x_capture_port capture_port, + const lpc176x_capture_function function +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( ( tnumber < LPC176X_TIMER_COUNT ) + && ( capture_port < LPC176X_CAPTURE_PORTS_COUNT ) + && ( function < LPC176X_TIMER_CAPTURE_FUNCTION_COUNT ) ) { + timers[ tnumber ].device->CCR = + LPC176X_SET_CCR( timers[ tnumber ].device->CCR, + capture_port, function ); + lpc176x_pin_select( timers[ tnumber ].pinselcap[ capture_port ], + LPC176X_PIN_FUNCTION_11 ); + } + + /* else implies that the timer number or the capture port is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +inline rtems_status_code lpc176x_timer_external_match_config( + const lpc176x_timer_number number, + const lpc176x_match_port match_port, + const lpc176x_ext_match_function function +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( ( number < LPC176X_TIMER_COUNT ) + && ( match_port < LPC176X_EMATCH_PORTS_COUNT ) ) { + timers[ number ].device->EMR = + LPC176X_SET_EMR( timers[ number ].device->EMR, + match_port, function ); + lpc176x_pin_select( timers[ number ].pinselemat[ match_port ], + LPC176X_PIN_FUNCTION_11 ); + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number or the match port is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +inline uint32_t lpc176x_timer_get_capvalue( + const lpc176x_timer_number number, + const lpc176x_capture_port capture_port +) +{ + assert( ( number < LPC176X_TIMER_COUNT ) + && ( capture_port < LPC176X_CAPTURE_PORTS_COUNT ) ); + + return timers[ number ].device->CR[ capture_port ]; +} + +inline uint32_t lpc176x_timer_get_timer_value( + const lpc176x_timer_number tnumber ) +{ + assert( tnumber < LPC176X_TIMER_COUNT ); + + return timers[ tnumber ].device->TC; +} + +inline rtems_status_code lpc176x_timer_set_timer_value( + const lpc176x_timer_number tnumber, + const uint32_t timer_value +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + timers[ tnumber ].device->TC = timer_value; + status_code = RTEMS_SUCCESSFUL; + } + + /* else implies that the timer number is invalid. Also, + an invalid number is returned. */ + + return status_code; +} + +void lpc176x_timer_isr( void *arg ) +{ + const lpc176x_timer_number tnumber = (lpc176x_timer_number) arg; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + lpc176x_isr_function i; + + for ( i = 0; i < LPC176X_ISR_FUNCTIONS_COUNT; ++i ) { + if ( lpc176x_timer_interrupt_is_pending( tnumber, i ) ) { + lpc176x_call_desired_isr( tnumber, i ); + lpc176x_timer_reset_interrupt( tnumber, i ); + } + + /* else implies that the current timer is not pending. Also, + there is nothing to do. */ + } + } + + /* else implies that the timer number is not valid. Also, + there is nothing to do. */ +} + +rtems_status_code lpc176x_timer_init( const lpc176x_timer_number tnumber ) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + if ( tnumber < LPC176X_TIMER_COUNT ) { + status_code = lpc176x_module_enable( timers[ tnumber ].module, + LPC176X_MODULE_PCLK_DEFAULT ); + RTEMS_CHECK_SC( status_code, "Enabling the timer module." ); + + status_code = lpc176x_timer_reset( tnumber ); + status_code = lpc176x_timer_set_mode( tnumber, + LPC176X_TIMER_MODE_TIMER ); + status_code = lpc176x_timer_set_resolution( tnumber, + LPC176X_TIMER_DEFAULT_RESOLUTION ); + + timers[ tnumber ].device->MCR = LPC176X_TIMER_CLEAR_FUNCTION; + timers[ tnumber ].device->CCR = LPC176X_TIMER_CLEAR_FUNCTION; + timers[ tnumber ].device->EMR = LPC176X_TIMER_CLEAR_FUNCTION; + } + + /* else implies that the timer number is not valid. Also, + an invalid number is returned. */ + + return status_code; +} + +rtems_status_code lpc176x_timer_init_with_interrupt( + const lpc176x_timer_number tnumber, + const lpc176x_isr_funct_vector *const vector +) +{ + rtems_status_code status_code = RTEMS_INVALID_NUMBER; + + char isrname[ LPC176X_ISR_NAME_STRING_SIZE ]; + + snprintf( isrname, LPC176X_ISR_NAME_STRING_SIZE, "TimerIsr%d", tnumber ); + + if ( tnumber < LPC176X_TIMER_COUNT && vector != NULL ) { + functions_vector[ tnumber ].funct_vector = vector; + + status_code = lpc176x_timer_init( tnumber ); + status_code = rtems_interrupt_handler_install( + LPC176X_TIMER_VECTOR_NUMBER( tnumber ), + isrname, + RTEMS_INTERRUPT_UNIQUE, + lpc176x_timer_isr, + (void *) tnumber ); + } + + return status_code; +}
\ No newline at end of file diff --git a/c/src/lib/libbsp/arm/lpc176x/Makefile.am b/c/src/lib/libbsp/arm/lpc176x/Makefile.am index c62474c43c..b443893f6b 100644 --- a/c/src/lib/libbsp/arm/lpc176x/Makefile.am +++ b/c/src/lib/libbsp/arm/lpc176x/Makefile.am @@ -72,33 +72,33 @@ librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/dev/rtc/rtc-support.c librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/rtc/rtc-config.c # GPIO -librtemsbsp_a_SOURCES += gpio/lpc-gpio.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/gpio/lpc-gpio.c # CAN -librtemsbsp_a_SOURCES += can/can.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/can/can.c # PWMOUT -librtemsbsp_a_SOURCES += pwmout/pwmout.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/pwm/pwmout.c # ADC -librtemsbsp_a_SOURCES += adc/adc.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/adc.c # Timer -librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/btimer/btimer.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/timer/timer.c # Benchmark Timer -librtemsbsp_a_SOURCES += benchmark_timer/benchmark_timer.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/btimer/btimer.c # Misc -librtemsbsp_a_SOURCES += misc/system-clocks.c -librtemsbsp_a_SOURCES += misc/dma.c -librtemsbsp_a_SOURCES += misc/dma-copy.c -librtemsbsp_a_SOURCES += misc/bspidle.c -librtemsbsp_a_SOURCES += misc/io.c -librtemsbsp_a_SOURCES += misc/restart.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/system-clocks.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/dma.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/dma-copy.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/bspidle.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/io.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/restart.c # Watchdog -librtemsbsp_a_SOURCES += watchdog/watchdog.c +librtemsbsp_a_SOURCES += ../../../../../../bsps/arm/lpc176x/start/watchdog.c # Cache librtemsbsp_a_SOURCES += ../../../../../../bsps/shared/cache/nocache.c diff --git a/c/src/lib/libbsp/arm/lpc176x/benchmark_timer/benchmark_timer.c b/c/src/lib/libbsp/arm/lpc176x/benchmark_timer/benchmark_timer.c deleted file mode 100644 index 359d89086d..0000000000 --- a/c/src/lib/libbsp/arm/lpc176x/benchmark_timer/benchmark_timer.c +++ /dev/null @@ -1,45 +0,0 @@ -/** - * @file timerbenchmark.c - * - * @ingroup lpc176x - * - * @brief Timer benchmark functions for the lpc176x bsp. - */ - -/* - * Copyright (c) 2014 Taller Technologies. - * - * @author Boretto Martin (martin.boretto@tallertechnologies.com) - * @author Diaz Marcos (marcos.diaz@tallertechnologies.com) - * @author Lenarduzzi Federico (federico.lenarduzzi@tallertechnologies.com) - * @author Daniel Chicco (daniel.chicco@tallertechnologies.com) - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ - -#include <rtems.h> -#include <bsp.h> -#include <rtems/btimer.h> - -#include <bsp/timer.h> - -static uint32_t benchmark_timer_base; - -void benchmark_timer_initialize( void ) -{ - benchmark_timer_base = lpc176x_timer_get_timer_value( LPC176X_TIMER_1 ); -} - -benchmark_timer_t benchmark_timer_read( void ) -{ - uint32_t delta = lpc176x_timer_get_timer_value( LPC176X_TIMER_1 ) - - benchmark_timer_base; - - return delta; -} - -void benchmark_timer_disable_subtracting_average_overhead( bool find_avg_ovhead ) -{ -} |