timer: hpet: mark functions as boot/pinned/isr
This marks the data and functions into appropriate
linker sections.
Signed-off-by: Daniel Leung <daniel.leung@intel.com>
diff --git a/drivers/timer/hpet.c b/drivers/timer/hpet.c
index 7736126..299b972 100644
--- a/drivers/timer/hpet.c
+++ b/drivers/timer/hpet.c
@@ -9,6 +9,7 @@
#include <sys_clock.h>
#include <spinlock.h>
#include <irq.h>
+#include <linker/sections.h>
#include <dt-bindings/interrupt-controller/intel-ioapic.h>
@@ -41,11 +42,12 @@
#define MIN_DELAY 1000
-static struct k_spinlock lock;
-static unsigned int max_ticks;
-static unsigned int cyc_per_tick;
-static unsigned int last_count;
+static __pinned_bss struct k_spinlock lock;
+static __pinned_bss unsigned int max_ticks;
+static __pinned_bss unsigned int cyc_per_tick;
+static __pinned_bss unsigned int last_count;
+__isr
static void hpet_isr(const void *arg)
{
ARG_UNUSED(arg);
@@ -93,6 +95,7 @@
sys_clock_announce(IS_ENABLED(CONFIG_TICKLESS_KERNEL) ? dticks : 1);
}
+__pinned_func
static void set_timer0_irq(unsigned int irq)
{
/* 5-bit IRQ field starting at bit 9 */
@@ -106,6 +109,7 @@
TIMER0_CONF_REG = val;
}
+__boot_func
int sys_clock_driver_init(const struct device *dev)
{
extern int z_clock_hw_cycles_per_sec;
@@ -146,6 +150,7 @@
return 0;
}
+__boot_func
void smp_timer_init(void)
{
/* Noop, the HPET is a single system-wide device and it's
@@ -154,6 +159,7 @@
*/
}
+__pinned_func
void sys_clock_set_timeout(int32_t ticks, bool idle)
{
ARG_UNUSED(idle);
@@ -191,6 +197,7 @@
#endif
}
+__pinned_func
uint32_t sys_clock_elapsed(void)
{
if (!IS_ENABLED(CONFIG_TICKLESS_KERNEL)) {
@@ -204,11 +211,13 @@
return ret;
}
+__pinned_func
uint32_t sys_clock_cycle_get_32(void)
{
return MAIN_COUNTER_REG;
}
+__pinned_func
void sys_clock_idle_exit(void)
{
GENERAL_CONF_REG |= GCONF_ENABLE;
