The only consumer of this variable was the ppc403 clock driver used by the * haleakala, * virtex, and * virtex4
BSPs which set bsp_timer_internal_clock unconditionally to true. Update #3285. --- bsps/powerpc/virtex/include/bsp.h | 3 --- bsps/powerpc/virtex4/include/bsp.h | 3 --- bsps/powerpc/virtex5/include/bsp.h | 3 --- c/src/lib/libbsp/powerpc/haleakala/startup/bspstart.c | 2 -- c/src/lib/libbsp/powerpc/mpc8260ads/startup/bspstart.c | 1 - c/src/lib/libbsp/powerpc/tqm8xx/startup/bspstart.c | 1 - c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c | 3 --- c/src/lib/libbsp/powerpc/virtex4/startup/bspstart.c | 2 -- c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c | 2 -- c/src/lib/libcpu/powerpc/ppc403/clock/clock.c | 13 ++----------- 10 files changed, 2 insertions(+), 31 deletions(-) diff --git a/bsps/powerpc/virtex/include/bsp.h b/bsps/powerpc/virtex/include/bsp.h index 2f61ee2517..faea72e25e 100644 --- a/bsps/powerpc/virtex/include/bsp.h +++ b/bsps/powerpc/virtex/include/bsp.h @@ -61,9 +61,6 @@ extern "C" { #define BSP_INTERRUPT_STACK_AT_WORK_AREA_BEGIN -/* miscellaneous stuff assumed to exist */ -extern bool bsp_timer_internal_clock; /* TRUE, when timer runs with CPU clk */ - /* Network Defines */ #if 1 /* EB/doe changes */ #define RTEMS_BSP_NETWORK_DRIVER_NAME "eth0" diff --git a/bsps/powerpc/virtex4/include/bsp.h b/bsps/powerpc/virtex4/include/bsp.h index 91e7ddf4ab..192d794d96 100644 --- a/bsps/powerpc/virtex4/include/bsp.h +++ b/bsps/powerpc/virtex4/include/bsp.h @@ -63,9 +63,6 @@ extern "C" { #endif -/* miscellaneous stuff assumed to exist */ -extern bool bsp_timer_internal_clock; /* TRUE, when timer runs with CPU clk */ - extern rtems_configuration_table BSP_Configuration; /* owned by BSP */ #endif /* ASM */ diff --git a/bsps/powerpc/virtex5/include/bsp.h b/bsps/powerpc/virtex5/include/bsp.h index ee9f20058d..c1be0a11d7 100644 --- a/bsps/powerpc/virtex5/include/bsp.h +++ b/bsps/powerpc/virtex5/include/bsp.h @@ -63,9 +63,6 @@ extern "C" { #endif -/* miscellaneous stuff assumed to exist */ -extern bool bsp_timer_internal_clock; /* TRUE, when timer runs with CPU clk */ - /* * Bus Frequency */ diff --git a/c/src/lib/libbsp/powerpc/haleakala/startup/bspstart.c b/c/src/lib/libbsp/powerpc/haleakala/startup/bspstart.c index 098145bfb2..f3788b1bd2 100644 --- a/c/src/lib/libbsp/powerpc/haleakala/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/haleakala/startup/bspstart.c @@ -75,7 +75,6 @@ LINKER_SYMBOL(intrStack_size); /* Expected by clock.c */ uint32_t bsp_clicks_per_usec; -bool bsp_timer_internal_clock; /* true, when timer runs with CPU clk */ uint32_t bsp_timer_least_valid; uint32_t bsp_timer_average_overhead; @@ -183,7 +182,6 @@ void bsp_start( void ) bsp_clicks_per_usec = 400; rtems_counter_initialize_converter(bsp_clicks_per_usec * 1000000); - bsp_timer_internal_clock = TRUE; bsp_timer_average_overhead = 2; bsp_timer_least_valid = 3; diff --git a/c/src/lib/libbsp/powerpc/mpc8260ads/startup/bspstart.c b/c/src/lib/libbsp/powerpc/mpc8260ads/startup/bspstart.c index 7e3a070b62..837543567f 100644 --- a/c/src/lib/libbsp/powerpc/mpc8260ads/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/mpc8260ads/startup/bspstart.c @@ -70,7 +70,6 @@ bool bsp_serial_cts_rts; uint32_t bsp_serial_rate; uint32_t bsp_timer_average_overhead; /* Average overhead of timer in ticks */ uint32_t bsp_timer_least_valid; /* Least valid number from timer */ -bool bsp_timer_internal_clock; /* TRUE, when timer runs with CPU clk */ extern char IntrStack_start []; extern char intrStack []; diff --git a/c/src/lib/libbsp/powerpc/tqm8xx/startup/bspstart.c b/c/src/lib/libbsp/powerpc/tqm8xx/startup/bspstart.c index 7e7999c66f..90753f4982 100644 --- a/c/src/lib/libbsp/powerpc/tqm8xx/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/tqm8xx/startup/bspstart.c @@ -49,7 +49,6 @@ uint32_t bsp_clicks_per_usec; /* for PIT driver: OSCCLK */ /* for timer: */ uint32_t bsp_timer_average_overhead; /* Average overhead of timer in ticks */ uint32_t bsp_timer_least_valid; /* Least valid number from timer */ -bool bsp_timer_internal_clock; /* TRUE, when timer runs with CPU clk */ static const char *bsp_tqm_get_cib_string( const char *cib_id) { diff --git a/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c b/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c index 29651eb37a..bdea6bb775 100644 --- a/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c +++ b/c/src/lib/libbsp/powerpc/virtex/timer/timer-config.c @@ -56,6 +56,3 @@ uint32_t bsp_timer_average_overhead = 2; /* Least valid number from timer */ uint32_t bsp_timer_least_valid = 3; - -/* TRUE, when timer runs with CPU clk */ -bool bsp_timer_internal_clock = true; diff --git a/c/src/lib/libbsp/powerpc/virtex4/startup/bspstart.c b/c/src/lib/libbsp/powerpc/virtex4/startup/bspstart.c index 473b846cd7..fa7c1137e9 100644 --- a/c/src/lib/libbsp/powerpc/virtex4/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/virtex4/startup/bspstart.c @@ -96,7 +96,6 @@ LINKER_SYMBOL(bsp_exc_vector_base); /* Expected by clock.c */ uint32_t bsp_clicks_per_usec; -bool bsp_timer_internal_clock; /* true, when timer runs with CPU clk */ uint32_t bsp_timer_least_valid; uint32_t bsp_timer_average_overhead; @@ -168,7 +167,6 @@ void bsp_start(void) /* Timebase register ticks/microsecond; The application may override these */ bsp_clicks_per_usec = 350; - bsp_timer_internal_clock = true; bsp_timer_average_overhead = 2; bsp_timer_least_valid = 3; rtems_counter_initialize_converter(bsp_clicks_per_usec * 1000000); diff --git a/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c b/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c index ec69d84163..c865abe3a1 100644 --- a/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c +++ b/c/src/lib/libbsp/powerpc/virtex5/startup/bspstart.c @@ -97,7 +97,6 @@ LINKER_SYMBOL(bsp_exc_vector_base); /* Expected by clock.c */ uint32_t bsp_clicks_per_usec; -bool bsp_timer_internal_clock; /* true, when timer runs with CPU clk */ uint32_t bsp_timer_least_valid; uint32_t bsp_timer_average_overhead; @@ -190,7 +189,6 @@ void bsp_start(void) rtems_counter_initialize_converter( BSP_bus_frequency / (BSP_time_base_divisor / 1000) ); - bsp_timer_internal_clock = true; bsp_timer_average_overhead = 2; bsp_timer_least_valid = 3; diff --git a/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c b/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c index 6ae72a223f..64e6f29d39 100644 --- a/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c +++ b/c/src/lib/libcpu/powerpc/ppc403/clock/clock.c @@ -53,7 +53,6 @@ #include <bsp/irq.h> extern uint32_t bsp_clicks_per_usec; -extern bool bsp_timer_internal_clock; volatile uint32_t Clock_driver_ticks; static uint32_t pit_value, tick_time; @@ -171,11 +170,7 @@ static void ClockOn(const rtems_irq_connect_data* unused) #ifndef ppc405 /* this is a ppc403 */ __asm__ volatile ("mfdcr %0, 0xa0" : "=r" (iocr)); /* IOCR */ - if (bsp_timer_internal_clock) { - iocr &= ~4; /* timer clocked from system clock */ - } else { - iocr |= 4; /* select external timer clock */ - } + iocr &= ~4; /* timer clocked from system clock */ __asm__ volatile ("mtdcr 0xa0, %0" : "=r" (iocr) : "0" (iocr)); /* IOCR */ __asm__ volatile ("mfspr %0, 0x11f" : "=r" ((pvr))); /* PVR */ @@ -194,11 +189,7 @@ static void ClockOn(const rtems_irq_connect_data* unused) #else /* ppc405 */ __asm__ volatile ("mfdcr %0, 0x0b2" : "=r" (iocr)); /*405GP CPC0_CR1 */ - if (bsp_timer_internal_clock) { - iocr &=~0x800000; /* timer clocked from system clock CETE*/ - } else { - iocr |= 0x800000; /* select external timer clock CETE*/ - } + iocr &=~0x800000; /* timer clocked from system clock CETE*/ __asm__ volatile ("mtdcr 0x0b2, %0" : "=r" (iocr) : "0" (iocr)); /* 405GP CPC0_CR1 */ /* -- 2.12.3 _______________________________________________ devel mailing list devel@rtems.org http://lists.rtems.org/mailman/listinfo/devel