diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/t32mppc/clock/clock-config.c')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/t32mppc/clock/clock-config.c | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/c/src/lib/libbsp/powerpc/t32mppc/clock/clock-config.c b/c/src/lib/libbsp/powerpc/t32mppc/clock/clock-config.c deleted file mode 100644 index 7cdc37b24f..0000000000 --- a/c/src/lib/libbsp/powerpc/t32mppc/clock/clock-config.c +++ /dev/null @@ -1,64 +0,0 @@ -/* - * Copyright (c) 2011, 2017 embedded brains GmbH. All rights reserved. - * - * embedded brains GmbH - * Dornierstr. 4 - * 82178 Puchheim - * Germany - * <rtems@embedded-brains.de> - * - * 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/timecounter.h> - -#include <libcpu/powerpc-utility.h> - -#include <bsp.h> -#include <bsp/irq.h> - -/* This is defined in clockdrv_shell.h */ -static rtems_isr Clock_isr(void *arg); - -static struct timecounter t32mppc_clock_tc; - -#define CLOCK_DRIVER_USE_ONLY_BOOT_PROCESSOR - -void t32mppc_decrementer_dispatch(void) -{ - PPC_SET_SPECIAL_PURPOSE_REGISTER(BOOKE_TSR, BOOKE_TSR_DIS); - Clock_isr(NULL); -} - -static uint32_t t32mppc_clock_get_timecount(struct timecounter *tc) -{ - return ppc_time_base(); -} - -static void t32mppc_clock_initialize(void) -{ - uint64_t frequency = bsp_time_base_frequency / 10; - uint32_t us_per_tick = rtems_configuration_get_microseconds_per_tick(); - uint32_t interval = (uint32_t) ((frequency * us_per_tick) / 1000000); - - PPC_SET_SPECIAL_PURPOSE_REGISTER(BOOKE_DECAR, interval - 1); - PPC_SET_SPECIAL_PURPOSE_REGISTER_BITS( - BOOKE_TCR, - BOOKE_TCR_DIE | BOOKE_TCR_ARE - ); - ppc_set_decrementer_register(interval - 1); - - t32mppc_clock_tc.tc_get_timecount = t32mppc_clock_get_timecount; - t32mppc_clock_tc.tc_counter_mask = 0xffffffff; - t32mppc_clock_tc.tc_frequency = bsp_time_base_frequency; - t32mppc_clock_tc.tc_quality = RTEMS_TIMECOUNTER_QUALITY_CLOCK_DRIVER; - rtems_timecounter_install(&t32mppc_clock_tc); -} - -#define Clock_driver_support_initialize_hardware() \ - t32mppc_clock_initialize() - -/* Include shared source clock driver code */ -#include "../../../shared/clockdrv_shell.h" |