diff options
Diffstat (limited to 'c/src/lib/libbsp/sparc')
-rw-r--r-- | c/src/lib/libbsp/sparc/erc32/Makefile.am | 2 | ||||
-rw-r--r-- | c/src/lib/libbsp/sparc/erc32/clock/ckinit.c | 131 | ||||
-rw-r--r-- | c/src/lib/libbsp/sparc/leon2/Makefile.am | 2 | ||||
-rw-r--r-- | c/src/lib/libbsp/sparc/leon2/clock/ckinit.c | 104 | ||||
-rw-r--r-- | c/src/lib/libbsp/sparc/leon3/Makefile.am | 2 | ||||
-rw-r--r-- | c/src/lib/libbsp/sparc/leon3/clock/ckinit.c | 280 | ||||
-rw-r--r-- | c/src/lib/libbsp/sparc/shared/timer/tlib_ckinit.c | 4 |
7 files changed, 5 insertions, 520 deletions
diff --git a/c/src/lib/libbsp/sparc/erc32/Makefile.am b/c/src/lib/libbsp/sparc/erc32/Makefile.am index 887ebead0a..89c7cd642b 100644 --- a/c/src/lib/libbsp/sparc/erc32/Makefile.am +++ b/c/src/lib/libbsp/sparc/erc32/Makefile.am @@ -48,7 +48,7 @@ librtemsbsp_a_SOURCES += console/erc32_console.c # debugio librtemsbsp_a_SOURCES += console/debugputs.c # clock -librtemsbsp_a_SOURCES += clock/ckinit.c +librtemsbsp_a_SOURCES +=../../../../../../bsps/sparc/erc32/clock/ckinit.c # timer librtemsbsp_a_SOURCES += timer/timer.c diff --git a/c/src/lib/libbsp/sparc/erc32/clock/ckinit.c b/c/src/lib/libbsp/sparc/erc32/clock/ckinit.c deleted file mode 100644 index 38542c0a41..0000000000 --- a/c/src/lib/libbsp/sparc/erc32/clock/ckinit.c +++ /dev/null @@ -1,131 +0,0 @@ -/* - * This routine initializes the Real Time Clock Counter Timer which is - * part of the MEC on the ERC32 CPU. - * - * The tick frequency is directly programmed to the configured number of - * microseconds per tick. - */ - -/* - * COPYRIGHT (c) 1989-2008. - * On-Line Applications Research Corporation (OAR). - * - * 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. - * - * Ported to ERC32 implementation of the SPARC by On-Line Applications - * Research Corporation (OAR) under contract to the European Space - * Agency (ESA). - * - * ERC32 modifications of respective RTEMS file: COPYRIGHT (c) 1995. - * European Space Agency. - */ - -#include <bsp.h> -#include <bspopts.h> -#include <rtems/counter.h> -#include <rtems/timecounter.h> -#include <rtems/score/sparcimpl.h> - -/* - * The Real Time Clock Counter Timer uses this trap type. - */ -#define CLOCK_VECTOR ERC32_TRAP_TYPE( ERC32_INTERRUPT_REAL_TIME_CLOCK ) - -#define Clock_driver_support_install_isr( _new ) \ - set_vector( _new, CLOCK_VECTOR, 1 ) - -#define Clock_driver_support_set_interrupt_affinity( _online_processors ) \ - do { \ - (void) _online_processors; \ - } while (0) - -extern int CLOCK_SPEED; - -static rtems_timecounter_simple erc32_tc; - -static uint32_t erc32_tc_get( rtems_timecounter_simple *tc ) -{ - return ERC32_MEC.Real_Time_Clock_Counter; -} - -static bool erc32_tc_is_pending( rtems_timecounter_simple *tc ) -{ - return ERC32_Is_interrupt_pending( ERC32_INTERRUPT_REAL_TIME_CLOCK ); -} - -static uint32_t erc32_tc_get_timecount( struct timecounter *tc ) -{ - return rtems_timecounter_simple_downcounter_get( - tc, - erc32_tc_get, - erc32_tc_is_pending - ); -} - -static void erc32_tc_at_tick( rtems_timecounter_simple *tc ) -{ - /* Nothing to do */ -} - -static void erc32_tc_tick( void ) -{ - rtems_timecounter_simple_downcounter_tick( - &erc32_tc, - erc32_tc_get, - erc32_tc_at_tick - ); -} - -static void erc32_counter_initialize( uint32_t frequency ) -{ - _SPARC_Counter_initialize( - _SPARC_Counter_read_address, - _SPARC_Counter_difference_clock_period, - &ERC32_MEC.Real_Time_Clock_Counter - ); - rtems_counter_initialize_converter( frequency ); -} - -#define Clock_driver_support_initialize_hardware() \ - do { \ - uint32_t frequency = 1000000; \ - /* approximately 1 us per countdown */ \ - ERC32_MEC.Real_Time_Clock_Scalar = CLOCK_SPEED - 1; \ - ERC32_MEC.Real_Time_Clock_Counter = \ - rtems_configuration_get_microseconds_per_tick(); \ - \ - ERC32_MEC_Set_Real_Time_Clock_Timer_Control( \ - ERC32_MEC_TIMER_COUNTER_ENABLE_COUNTING | \ - ERC32_MEC_TIMER_COUNTER_LOAD_SCALER | \ - ERC32_MEC_TIMER_COUNTER_LOAD_COUNTER \ - ); \ - \ - ERC32_MEC_Set_Real_Time_Clock_Timer_Control( \ - ERC32_MEC_TIMER_COUNTER_ENABLE_COUNTING | \ - ERC32_MEC_TIMER_COUNTER_RELOAD_AT_ZERO \ - ); \ - rtems_timecounter_simple_install( \ - &erc32_tc, \ - frequency, \ - rtems_configuration_get_microseconds_per_tick(), \ - erc32_tc_get_timecount \ - ); \ - erc32_counter_initialize( frequency ); \ - } while (0) - -#define Clock_driver_timecounter_tick() erc32_tc_tick() - -#define Clock_driver_support_shutdown_hardware() \ - do { \ - ERC32_Mask_interrupt( ERC32_INTERRUPT_REAL_TIME_CLOCK ); \ - \ - ERC32_MEC_Set_Real_Time_Clock_Timer_Control( \ - ERC32_MEC_TIMER_COUNTER_DISABLE_COUNTING \ - ); \ - } while (0) - -#include "../../../shared/clockdrv_shell.h" - -SPARC_COUNTER_DEFINITION; diff --git a/c/src/lib/libbsp/sparc/leon2/Makefile.am b/c/src/lib/libbsp/sparc/leon2/Makefile.am index 109201561d..4df4cd917f 100644 --- a/c/src/lib/libbsp/sparc/leon2/Makefile.am +++ b/c/src/lib/libbsp/sparc/leon2/Makefile.am @@ -45,7 +45,7 @@ librtemsbsp_a_SOURCES += ../shared/gnatcommon.c librtemsbsp_a_SOURCES += console/console.c librtemsbsp_a_SOURCES += console/debugputs.c # clock -librtemsbsp_a_SOURCES += clock/ckinit.c +librtemsbsp_a_SOURCES +=../../../../../../bsps/sparc/leon2/clock/ckinit.c # IRQ librtemsbsp_a_SOURCES += ../shared/irq/genirq.c librtemsbsp_a_SOURCES += ../shared/irq/irq-shared.c diff --git a/c/src/lib/libbsp/sparc/leon2/clock/ckinit.c b/c/src/lib/libbsp/sparc/leon2/clock/ckinit.c deleted file mode 100644 index 84577d4b57..0000000000 --- a/c/src/lib/libbsp/sparc/leon2/clock/ckinit.c +++ /dev/null @@ -1,104 +0,0 @@ -/** - * @file - * @ingroup sparc_leon2 - * @brief Clock Tick Device Driver - * - * This routine initializes LEON timer 1 which used for the clock tick. - * - * The tick frequency is directly programmed to the configured number of - * microseconds per tick. - */ - -/* - * COPYRIGHT (c) 1989-2008. - * On-Line Applications Research Corporation (OAR). - * - * Modified for LEON BSP - * COPYRIGHT (c) 2004. - * Gaisler Research. - * - * 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 <bsp.h> -#include <bspopts.h> -#include <rtems/timecounter.h> -#include <rtems/score/sparcimpl.h> - -static rtems_timecounter_simple leon2_tc; - -static uint32_t leon2_tc_get( rtems_timecounter_simple *tc ) -{ - return LEON_REG.Timer_Counter_1; -} - -static bool leon2_tc_is_pending( rtems_timecounter_simple *tc ) -{ - return LEON_Is_interrupt_pending( LEON_INTERRUPT_TIMER1 ); -} - -static uint32_t leon2_tc_get_timecount( struct timecounter *tc ) -{ - return rtems_timecounter_simple_downcounter_get( - tc, - leon2_tc_get, - leon2_tc_is_pending - ); -} - -static void leon2_tc_at_tick( rtems_timecounter_simple *tc ) -{ - /* Nothing to do */ -} - -static void leon2_tc_tick( void ) -{ - rtems_timecounter_simple_downcounter_tick( - &leon2_tc, - leon2_tc_get, - leon2_tc_at_tick - ); -} - -/* - * The Real Time Clock Counter Timer uses this trap type. - */ - -#define CLOCK_VECTOR LEON_TRAP_TYPE( LEON_INTERRUPT_TIMER1 ) - -#define Clock_driver_support_install_isr( _new ) \ - set_vector( _new, CLOCK_VECTOR, 1 ) - -extern int CLOCK_SPEED; - -#define Clock_driver_support_initialize_hardware() \ - do { \ - LEON_REG.Timer_Reload_1 = \ - rtems_configuration_get_microseconds_per_tick() - 1; \ - \ - LEON_REG.Timer_Control_1 = ( \ - LEON_REG_TIMER_COUNTER_ENABLE_COUNTING | \ - LEON_REG_TIMER_COUNTER_RELOAD_AT_ZERO | \ - LEON_REG_TIMER_COUNTER_LOAD_COUNTER \ - ); \ - rtems_timecounter_simple_install( \ - &leon2_tc, \ - 1000000, \ - rtems_configuration_get_microseconds_per_tick(), \ - leon2_tc_get_timecount \ - ); \ - } while (0) - -#define Clock_driver_support_shutdown_hardware() \ - do { \ - LEON_Mask_interrupt( LEON_INTERRUPT_TIMER1 ); \ - LEON_REG.Timer_Control_1 = 0; \ - } while (0) - -#define Clock_driver_timecounter_tick() leon2_tc_tick() - -#include "../../../shared/clockdrv_shell.h" - -SPARC_COUNTER_DEFINITION; diff --git a/c/src/lib/libbsp/sparc/leon3/Makefile.am b/c/src/lib/libbsp/sparc/leon3/Makefile.am index 173457b90b..6432fcde9a 100644 --- a/c/src/lib/libbsp/sparc/leon3/Makefile.am +++ b/c/src/lib/libbsp/sparc/leon3/Makefile.am @@ -64,7 +64,7 @@ librtemsbsp_a_SOURCES += ../shared/timer/gptimer.c librtemsbsp_a_SOURCES += ../shared/timer/tlib.c librtemsbsp_a_SOURCES += ../shared/timer/tlib_ckinit.c # non-Driver Manager Clock Implementation -librtemsbsp_a_SOURCES += clock/ckinit.c +librtemsbsp_a_SOURCES +=../../../../../../bsps/sparc/leon3/clock/ckinit.c # console librtemsbsp_a_SOURCES += ../../shared/console-termios.c diff --git a/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c b/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c deleted file mode 100644 index fd699a435d..0000000000 --- a/c/src/lib/libbsp/sparc/leon3/clock/ckinit.c +++ /dev/null @@ -1,280 +0,0 @@ -/* - * Clock Tick Device Driver - * - * This routine initializes LEON timer 1 which used for the clock tick. - * - * The tick frequency is directly programmed to the configured number of - * microseconds per tick. - * - * COPYRIGHT (c) 1989-2006. - * On-Line Applications Research Corporation (OAR). - * - * Modified for LEON3 BSP. - * COPYRIGHT (c) 2004. - * Gaisler Research. - * - * Copyright (c) 2014, 2018 embedded brains GmbH - * - * 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 <bsp.h> -#include <bspopts.h> -#include <bsp/fatal.h> -#include <rtems/rtems/intr.h> -#include <ambapp.h> -#include <rtems/score/profiling.h> -#include <rtems/timecounter.h> - -/* The LEON3 BSP Timer driver can rely on the Driver Manager if the - * DrvMgr is initialized during startup. Otherwise the classic driver - * must be used. - * - * The DrvMgr Clock driver is located in the shared/timer directory - */ -#ifndef RTEMS_DRVMGR_STARTUP - -/* LEON3 Timer system interrupt number */ -static int clkirq; - -static void (*leon3_tc_tick)(void); - -static rtems_timecounter_simple leon3_tc; - -#ifndef RTEMS_SMP -static uint32_t leon3_tc_get(rtems_timecounter_simple *tc) -{ - return LEON3_Timer_Regs->timer[LEON3_CLOCK_INDEX].value; -} - -static bool leon3_tc_is_pending(rtems_timecounter_simple *tc) -{ - return LEON_Is_interrupt_pending(clkirq); -} - -static void leon3_tc_at_tick( rtems_timecounter_simple *tc ) -{ - /* Nothing to do */ -} - -static uint32_t leon3_tc_get_timecount(struct timecounter *tc) -{ - return rtems_timecounter_simple_downcounter_get( - tc, - leon3_tc_get, - leon3_tc_is_pending - ); -} - -static void leon3_tc_tick_simple(void) -{ - rtems_timecounter_simple_downcounter_tick( - &leon3_tc, - leon3_tc_get, - leon3_tc_at_tick - ); -} -#endif - -static uint32_t leon3_tc_get_timecount_up_counter(struct timecounter *tc) -{ - return leon3_up_counter_low(); -} - -static uint32_t leon3_tc_get_timecount_irqmp(struct timecounter *tc) -{ - return LEON3_IrqCtrl_Regs->timestamp[0].counter; -} - -#ifdef RTEMS_SMP -static uint32_t leon3_tc_get_timecount_second_timer(struct timecounter *tc) -{ - return 0xffffffff - LEON3_Timer_Regs->timer[LEON3_CLOCK_INDEX + 1].value; -} -#endif - -#ifdef RTEMS_PROFILING -#define IRQMP_TIMESTAMP_S1_S2 ((1U << 25) | (1U << 26)) - -static void leon3_tc_tick_irqmp_timestamp(void) -{ - volatile struct irqmp_timestamp_regs *irqmp_ts = - &LEON3_IrqCtrl_Regs->timestamp[0]; - unsigned int first = irqmp_ts->assertion; - unsigned int second = irqmp_ts->counter; - - irqmp_ts->control |= IRQMP_TIMESTAMP_S1_S2; - - _Profiling_Update_max_interrupt_delay(_Per_CPU_Get(), second - first); - - rtems_timecounter_tick(); -} -#endif - -static void leon3_tc_tick_irqmp_timestamp_init(void) -{ -#ifdef RTEMS_PROFILING - /* - * Ignore the first clock interrupt, since it contains the sequential system - * initialization time. Do the timestamp initialization on the fly. - */ - -#ifdef RTEMS_SMP - static Atomic_Uint counter = ATOMIC_INITIALIZER_UINT(0); - - bool done = - _Atomic_Fetch_add_uint(&counter, 1, ATOMIC_ORDER_RELAXED) - == rtems_get_processor_count() - 1; -#else - bool done = true; -#endif - - volatile struct irqmp_timestamp_regs *irqmp_ts = - &LEON3_IrqCtrl_Regs->timestamp[0]; - unsigned int ks = 1U << 5; - - irqmp_ts->control = ks | IRQMP_TIMESTAMP_S1_S2 | (unsigned int) clkirq; - - if (done) { - leon3_tc_tick = leon3_tc_tick_irqmp_timestamp; - } -#endif - - rtems_timecounter_tick(); -} - -#ifdef RTEMS_SMP -static void leon3_tc_tick_second_timer(void) -{ - rtems_timecounter_tick(); -} -#endif - -static void leon3_tc_do_tick(void) -{ - (*leon3_tc_tick)(); -} - -#define Adjust_clkirq_for_node() do { clkirq += LEON3_CLOCK_INDEX; } while(0) - -#define Clock_driver_support_find_timer() \ - do { \ - /* Assume timer found during BSP initialization */ \ - if (LEON3_Timer_Regs) { \ - clkirq = (LEON3_Timer_Regs->cfg & 0xf8) >> 3; \ - \ - Adjust_clkirq_for_node(); \ - } \ - } while (0) - -#define Clock_driver_support_install_isr( _new ) \ - bsp_clock_handler_install(_new) - -static void bsp_clock_handler_install(rtems_isr *new) -{ - rtems_status_code sc; - - sc = rtems_interrupt_handler_install( - clkirq, - "Clock", - RTEMS_INTERRUPT_UNIQUE, - new, - NULL - ); - if (sc != RTEMS_SUCCESSFUL) { - rtems_fatal(RTEMS_FATAL_SOURCE_BSP, LEON3_FATAL_CLOCK_INITIALIZATION); - } -} - -#define Clock_driver_support_set_interrupt_affinity(online_processors) \ - bsp_interrupt_set_affinity(clkirq, online_processors) - -static void leon3_clock_initialize(void) -{ - volatile struct irqmp_timestamp_regs *irqmp_ts; - volatile struct gptimer_regs *gpt; - - irqmp_ts = &LEON3_IrqCtrl_Regs->timestamp[0]; - gpt = LEON3_Timer_Regs; - - gpt->timer[LEON3_CLOCK_INDEX].reload = - rtems_configuration_get_microseconds_per_tick() - 1; - gpt->timer[LEON3_CLOCK_INDEX].ctrl = - GPTIMER_TIMER_CTRL_EN | GPTIMER_TIMER_CTRL_RS | - GPTIMER_TIMER_CTRL_LD | GPTIMER_TIMER_CTRL_IE; - - leon3_up_counter_enable(); - - if (leon3_up_counter_is_available()) { - /* Use the LEON4 up-counter if available */ - leon3_tc.tc.tc_get_timecount = leon3_tc_get_timecount_up_counter; - leon3_tc.tc.tc_counter_mask = 0xffffffff; - leon3_tc.tc.tc_frequency = leon3_up_counter_frequency(); - leon3_tc.tc.tc_quality = RTEMS_TIMECOUNTER_QUALITY_CLOCK_DRIVER; - -#ifdef RTEMS_PROFILING - if (!leon3_irqmp_has_timestamp(irqmp_ts)) { - bsp_fatal(LEON3_FATAL_CLOCK_NO_IRQMP_TIMESTAMP_SUPPORT); - } -#endif - - leon3_tc_tick = leon3_tc_tick_irqmp_timestamp_init; - rtems_timecounter_install(&leon3_tc.tc); - } else if (leon3_irqmp_has_timestamp(irqmp_ts)) { - /* Use the interrupt controller timestamp counter if available */ - leon3_tc.tc.tc_get_timecount = leon3_tc_get_timecount_irqmp; - leon3_tc.tc.tc_counter_mask = 0xffffffff; - leon3_tc.tc.tc_frequency = ambapp_freq_get(&ambapp_plb, LEON3_Timer_Adev); - leon3_tc.tc.tc_quality = RTEMS_TIMECOUNTER_QUALITY_CLOCK_DRIVER; - leon3_tc_tick = leon3_tc_tick_irqmp_timestamp_init; - - /* - * At least one TSISEL field must be non-zero to enable the timestamp - * counter. Use an arbitrary interrupt source. - */ - irqmp_ts->control = 0x1; - - rtems_timecounter_install(&leon3_tc.tc); - } else { -#ifdef RTEMS_SMP - /* - * The GR712RC for example has no timestamp unit in the interrupt - * controller. At least on SMP configurations we must use a second timer - * in free running mode for the timecounter. - */ - gpt->timer[LEON3_CLOCK_INDEX + 1].ctrl = - GPTIMER_TIMER_CTRL_EN | GPTIMER_TIMER_CTRL_IE; - leon3_tc.tc.tc_get_timecount = leon3_tc_get_timecount_second_timer; - leon3_tc.tc.tc_counter_mask = 0xffffffff; - leon3_tc.tc.tc_frequency = LEON3_GPTIMER_0_FREQUENCY_SET_BY_BOOT_LOADER; - leon3_tc.tc.tc_quality = RTEMS_TIMECOUNTER_QUALITY_CLOCK_DRIVER; - leon3_tc_tick = leon3_tc_tick_second_timer; - rtems_timecounter_install(&leon3_tc.tc); -#else - leon3_tc_tick = leon3_tc_tick_simple; - rtems_timecounter_simple_install( - &leon3_tc, - LEON3_GPTIMER_0_FREQUENCY_SET_BY_BOOT_LOADER, - rtems_configuration_get_microseconds_per_tick(), - leon3_tc_get_timecount - ); -#endif - } -} - -#define Clock_driver_support_initialize_hardware() \ - leon3_clock_initialize() - -#define Clock_driver_support_shutdown_hardware() \ - do { \ - LEON_Mask_interrupt(LEON_TRAP_TYPE(clkirq)); \ - LEON3_Timer_Regs->timer[LEON3_CLOCK_INDEX].ctrl = 0; \ - } while (0) - -#define Clock_driver_timecounter_tick() leon3_tc_do_tick() - -#include "../../../shared/clockdrv_shell.h" - -#endif diff --git a/c/src/lib/libbsp/sparc/shared/timer/tlib_ckinit.c b/c/src/lib/libbsp/sparc/shared/timer/tlib_ckinit.c index af4d34b259..3f56d725d9 100644 --- a/c/src/lib/libbsp/sparc/shared/timer/tlib_ckinit.c +++ b/c/src/lib/libbsp/sparc/shared/timer/tlib_ckinit.c @@ -401,7 +401,7 @@ static const struct ops ops_irqamp = { }; #endif -/** Interface to the Clock Driver Shell (clockdrv_shell.h) **/ +/** Interface to the Clock Driver Shell (dev/clock/clockimpl.h) **/ #define Clock_driver_support_find_timer() \ do { \ rtems_device_driver ret; \ @@ -447,7 +447,7 @@ static const struct ops ops_irqamp = { } \ } while (0) -#include "../../../shared/clockdrv_shell.h" +#include "../../../shared/dev/clock/clockimpl.h" #endif /* RTEMS_DRVMGR_STARTUP */ |