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2007-12-11 Joel Sherrill <joel.sherrill@OARcorp.com>

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* mcf5206/clock/ckinit.c, mcf5272/clock/ckinit.c: Eliminate copies of
	the Configuration Table. Use the RTEMS provided accessor macros to
	obtain configuration fields.
This commit is contained in:
Joel Sherrill
2007-12-11 15:45:54 +00:00
parent 36a8a2d57a
commit 0f9ecc4ecf
3 changed files with 45 additions and 39 deletions
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6
c/src/lib/libcpu/m68k/ChangeLog
View File

@@ -1,3 +1,9 @@
2007-12-11 Joel Sherrill <joel.sherrill@OARcorp.com>
* mcf5206/clock/ckinit.c, mcf5272/clock/ckinit.c: Eliminate copies of
the Configuration Table. Use the RTEMS provided accessor macros to
obtain configuration fields.
2007-11-22 Chris Johns <chrisj@rtems.org>
* m68k/mcf5235/include/mcf5235.h: Remove '/' from define label.

6
c/src/lib/libcpu/m68k/mcf5206/clock/ckinit.c
View File

@@ -79,7 +79,7 @@ Clock_isr (rtems_vector_number vector)
void
Clock_exit(void)
{
if (BSP_Configuration.ticks_per_timeslice)
if (rtems_configuration_get_ticks_per_timeslice())
{
/* disable all timer1 interrupts */
*MCF5206E_IMR(MBAR) |= MCF5206E_INTR_BIT(MCF5206E_INTR_TIMER_1);
@@ -107,7 +107,7 @@ static void
Install_clock(rtems_isr_entry clock_isr)
{
Clock_driver_ticks = 0;
if (BSP_Configuration.ticks_per_timeslice)
if (rtems_configuration_get_ticks_per_timeslice())
{
/* Configure timer1 interrupts */
*MCF5206E_ICR(MBAR,MCF5206E_INTR_TIMER_1) =
@@ -133,7 +133,7 @@ Install_clock(rtems_isr_entry clock_isr)
MCF5206E_TMR_RST;
/* Set the timer timeout value from the BSP config */
*MCF5206E_TRR(MBAR, 1) = BSP_Configuration.microseconds_per_tick - 1;
*MCF5206E_TRR(MBAR, 1) = rtems_configuration_get_microseconds_per_tick() - 1;
/* Feed system frequency to the timer */
*MCF5206E_TMR(MBAR, 1) |= MCF5206E_TMR_ICLK_MSCLK;

72
c/src/lib/libcpu/m68k/mcf5272/clock/ckinit.c
View File

@@ -84,7 +84,7 @@ Clock_isr (rtems_vector_number vector)
void
Clock_exit(void)
{
if (BSP_Configuration.ticks_per_timeslice) {
if (rtems_configuration_get_ticks_per_timeslice()) {
uint32_t icr;
/* disable all timer1 interrupts */
icr = g_intctrl_regs->icr1;
@@ -114,44 +114,44 @@ Clock_exit(void)
static void
Install_clock(rtems_isr_entry clock_isr)
{
uint32_t icr;
Clock_driver_ticks = 0;
if (BSP_Configuration.ticks_per_timeslice) {
/* Register the interrupt handler */
set_vector(clock_isr, BSP_INTVEC_TMR1, 1);
/* Reset timer 1 */
g_timer_regs->tmr1 = MCF5272_TMR_RST;
g_timer_regs->tmr1 = MCF5272_TMR_CLK_STOP;
g_timer_regs->tmr1 = MCF5272_TMR_RST;
g_timer_regs->tcn1 = 0; /* reset counter */
g_timer_regs->ter1 = MCF5272_TER_REF | MCF5272_TER_CAP;
/* Set Timer 1 prescaler so that it counts in microseconds */
g_timer_regs->tmr1 = (
((((BSP_SYSTEM_FREQUENCY / 1000000) - 1) << MCF5272_TMR_PS_SHIFT) |
MCF5272_TMR_CE_DISABLE |
MCF5272_TMR_ORI |
MCF5272_TMR_FRR |
MCF5272_TMR_CLK_MSTR |
MCF5272_TMR_RST));
uint32_t icr;
Clock_driver_ticks = 0;
if (rtems_configuration_get_ticks_per_timeslice()) {
/* Register the interrupt handler */
set_vector(clock_isr, BSP_INTVEC_TMR1, 1);
/* Reset timer 1 */
g_timer_regs->tmr1 = MCF5272_TMR_RST;
g_timer_regs->tmr1 = MCF5272_TMR_CLK_STOP;
g_timer_regs->tmr1 = MCF5272_TMR_RST;
g_timer_regs->tcn1 = 0; /* reset counter */
g_timer_regs->ter1 = MCF5272_TER_REF | MCF5272_TER_CAP;
/* Set Timer 1 prescaler so that it counts in microseconds */
g_timer_regs->tmr1 = (
((((BSP_SYSTEM_FREQUENCY / 1000000) - 1) << MCF5272_TMR_PS_SHIFT) |
MCF5272_TMR_CE_DISABLE |
MCF5272_TMR_ORI |
MCF5272_TMR_FRR |
MCF5272_TMR_CLK_MSTR |
MCF5272_TMR_RST));
/* Set the timer timeout value from the BSP config */
g_timer_regs->trr1 = BSP_Configuration.microseconds_per_tick - 1;
/* Set the timer timeout value from the BSP config */
g_timer_regs->trr1 = rtems_configuration_get_microseconds_per_tick() - 1;
/* Feed system frequency to the timer */
g_timer_regs->tmr1 |= MCF5272_TMR_CLK_MSTR;
/* Configure timer1 interrupts */
icr = g_intctrl_regs->icr1;
icr = icr & ~(MCF5272_ICR1_TMR1_MASK | MCF5272_ICR1_TMR1_PI);
icr |= (MCF5272_ICR1_TMR1_IPL(BSP_INTLVL_TMR1) | MCF5272_ICR1_TMR1_PI);
g_intctrl_regs->icr1 = icr;
/* Feed system frequency to the timer */
g_timer_regs->tmr1 |= MCF5272_TMR_CLK_MSTR;
/* Configure timer1 interrupts */
icr = g_intctrl_regs->icr1;
icr = icr & ~(MCF5272_ICR1_TMR1_MASK | MCF5272_ICR1_TMR1_PI);
icr |= (MCF5272_ICR1_TMR1_IPL(BSP_INTLVL_TMR1) | MCF5272_ICR1_TMR1_PI);
g_intctrl_regs->icr1 = icr;
/* Register the driver exit procedure so we can shutdown */
atexit(Clock_exit);
}
/* Register the driver exit procedure so we can shutdown */
atexit(Clock_exit);
}
}