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Only create as many per CPU timers as there are CPUs. (Robert Reif) 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3833 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2007-12-17 18:17:17 +00:00
parent 4fddf62a74
commit 19f8e5dd2b
3 changed files with 8 additions and 5 deletions
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9
hw/slavio_timer.c
View File

@ -61,6 +61,7 @@ typedef struct SLAVIO_TIMERState {
struct SLAVIO_TIMERState *master;
int slave_index;
// system only
unsigned int num_slaves;
struct SLAVIO_TIMERState *slave[MAX_CPUS];
uint32_t slave_mode;
} SLAVIO_TIMERState;
@ -230,7 +231,7 @@ static void slavio_timer_mem_writel(void *opaque, target_phys_addr_t addr,
if (s->master == NULL) {
unsigned int i;
for (i = 0; i < MAX_CPUS; i++) {
for (i = 0; i < s->num_slaves; i++) {
if (val & (1 << i)) {
qemu_irq_lower(s->slave[i]->irq);
s->slave[i]->limit = -1ULL;
@ -244,7 +245,7 @@ static void slavio_timer_mem_writel(void *opaque, target_phys_addr_t addr,
ptimer_run(s->slave[i]->timer, 0);
}
}
s->slave_mode = val & ((1 << MAX_CPUS) - 1);
s->slave_mode = val & ((1 << s->num_slaves) - 1);
} else
DPRINTF("not system timer\n");
break;
@ -352,13 +353,15 @@ static SLAVIO_TIMERState *slavio_timer_init(target_phys_addr_t addr,
}
void slavio_timer_init_all(target_phys_addr_t base, qemu_irq master_irq,
qemu_irq *cpu_irqs)
qemu_irq *cpu_irqs, unsigned int num_cpus)
{
SLAVIO_TIMERState *master;
unsigned int i;
master = slavio_timer_init(base + SYS_TIMER_OFFSET, master_irq, NULL, 0);
master->num_slaves = num_cpus;
for (i = 0; i < MAX_CPUS; i++) {
master->slave[i] = slavio_timer_init(base + (target_phys_addr_t)
CPU_TIMER_OFFSET(i),

2
hw/sun4m.c
View File

@ -436,7 +436,7 @@ static void sun4m_hw_init(const struct hwdef *hwdef, int RAM_size,
hwdef->nvram_size, 8);
slavio_timer_init_all(hwdef->counter_base, slavio_irq[hwdef->clock1_irq],
slavio_cpu_irq);
slavio_cpu_irq, smp_cpus);
slavio_serial_ms_kbd_init(hwdef->ms_kb_base, slavio_irq[hwdef->ms_kb_irq],
nographic);

2
hw/sun4m.h
View File

@ -36,7 +36,7 @@ void slavio_irq_info(void *opaque);
/* slavio_timer.c */
void slavio_timer_init_all(target_phys_addr_t base, qemu_irq master_irq,
qemu_irq *cpu_irqs);
qemu_irq *cpu_irqs, unsigned int num_cpus);
/* slavio_serial.c */
SerialState *slavio_serial_init(target_phys_addr_t base, qemu_irq irq,