summaryrefslogtreecommitdiffstats
path: root/c/src/lib/libbsp/nios2/nios2_iss/clock/clock.c
diff options
context:
space:
mode:
Diffstat (limited to 'c/src/lib/libbsp/nios2/nios2_iss/clock/clock.c')
-rw-r--r--c/src/lib/libbsp/nios2/nios2_iss/clock/clock.c54
1 files changed, 0 insertions, 54 deletions
diff --git a/c/src/lib/libbsp/nios2/nios2_iss/clock/clock.c b/c/src/lib/libbsp/nios2/nios2_iss/clock/clock.c
deleted file mode 100644
index e676b7fa91..0000000000
--- a/c/src/lib/libbsp/nios2/nios2_iss/clock/clock.c
+++ /dev/null
@@ -1,54 +0,0 @@
-/*
- * Use SYS_CLK as system clock
- *
- * Copyright (c) 2005-2006 Kolja Waschk, rtemsdev/ixo.de
- *
- * $Id$
- */
-
-#include <rtems.h>
-#include <bsp.h>
-
-#define CLOCK_REGS ((altera_avalon_timer_regs*)NIOS2_IO_BASE(CLOCK_BASE))
-
-/*
- * Periodic interval timer interrupt handler
- */
-#define Clock_driver_support_at_tick() \
- do { CLOCK_REGS->status = 0; } while(0)
-
-/*
- * Attach clock interrupt handler
- */
-#define Clock_driver_support_install_isr(_new, _old) \
- do { _old = (rtems_isr_entry)set_vector(_new, CLOCK_VECTOR, 1); } while(0)
-
-
-/*
- * Turn off the clock
- */
-#define Clock_driver_support_shutdown_hardware() \
- do { CLOCK_REGS->control = ALTERA_AVALON_TIMER_CONTROL_STOP_MSK; } while(0)
-
-/*
- * Set up the clock hardware
- */
-void Clock_driver_support_initialize_hardware(void)
-{
- uint32_t period;
-
- CLOCK_REGS->control = ALTERA_AVALON_TIMER_CONTROL_STOP_MSK;
-
- period = (CLOCK_FREQ/1000000L)*BSP_Configuration.microseconds_per_tick - 1;
- CLOCK_REGS->period_hi = period >> 16;
- CLOCK_REGS->period_lo = period & 0xFFFF;
-
- CLOCK_REGS->control = ALTERA_AVALON_TIMER_CONTROL_ITO_MSK |
- ALTERA_AVALON_TIMER_CONTROL_CONT_MSK |
- ALTERA_AVALON_TIMER_CONTROL_START_MSK;
-
- NIOS2_IENABLE(1 << CLOCK_VECTOR);
-}
-
-#include "../../../shared/clockdrv_shell.c"
-