static void
cmd_run(int argc, char **argp, void *data) {
cpu_instance_t *cpu = ((cmd_data_t *)data)->cpu;
unsigned int i = 0;
clock_t start = clock();
clock_t stop;
cpu_set_flag(cpu, CPU_FLAGS_RUN);
lprintf(LOG_VERBOSE, "Running...\n");
while (cpu->flags & CPU_FLAGS_RUN) {
i++;
cpu_step(cpu);
if (i % 1000 == 0) {
vr12_fade();
#ifdef HAVE_SDL
sdl_update();
#endif
}
}
stop = clock();
lprintf(LOG_NORMAL, "Halted at %.4o.\n", cpu->pc);
lprintf(LOG_NORMAL,
"Did %i instructions in %f seconds (%f i/s)\n",
i,
((double)(stop - start))/((double)CLOCKS_PER_SEC),
((double)i * (double)CLOCKS_PER_SEC)/((double)(stop - start))
);
}
static void
cmd_pdp8(int argc, char **argp, void *data) {
cpu_instance_t *cpu = ((cmd_data_t *)data)->cpu;
cpu_set_flag(cpu, CPU_FLAGS_8MODE);
}
void bsp_finish_booting(void)
{
int i;
#if SPROFILE
sprofiling = 0; /* we're not profiling until instructed to */
#endif /* SPROFILE */
cprof_procs_no = 0; /* init nr of hash table slots used */
cpu_identify();
vm_running = 0;
krandom.random_sources = RANDOM_SOURCES;
krandom.random_elements = RANDOM_ELEMENTS;
/* MINIX is now ready. All boot image processes are on the ready queue.
* Return to the assembly code to start running the current process.
*/
/* it should point somewhere */
get_cpulocal_var(bill_ptr) = get_cpulocal_var_ptr(idle_proc);
get_cpulocal_var(proc_ptr) = get_cpulocal_var_ptr(idle_proc);
announce(); /* print MINIX startup banner */
/*
* we have access to the cpu local run queue, only now schedule the processes.
* We ignore the slots for the former kernel tasks
*/
for (i=0; i < NR_BOOT_PROCS - NR_TASKS; i++) {
RTS_UNSET(proc_addr(i), RTS_PROC_STOP);
}
/*
* enable timer interrupts and clock task on the boot CPU
*/
if (boot_cpu_init_timer(system_hz)) {
panic("FATAL : failed to initialize timer interrupts, "
"cannot continue without any clock source!");
}
fpu_init();
/* Warnings for sanity checks that take time. These warnings are printed
* so it's a clear warning no full release should be done with them
* enabled.
*/
#if DEBUG_SCHED_CHECK
FIXME("DEBUG_SCHED_CHECK enabled");
#endif
#if DEBUG_VMASSERT
FIXME("DEBUG_VMASSERT enabled");
#endif
#if DEBUG_PROC_CHECK
FIXME("PROC check enabled");
#endif
DEBUGEXTRA(("cycles_accounting_init()... "));
cycles_accounting_init();
DEBUGEXTRA(("done\n"));
#ifdef CONFIG_SMP
cpu_set_flag(bsp_cpu_id, CPU_IS_READY);
machine.processors_count = ncpus;
machine.bsp_id = bsp_cpu_id;
#else
machine.processors_count = 1;
machine.bsp_id = 0;
#endif
/* Kernel may no longer use bits of memory as VM will be running soon */
kernel_may_alloc = 0;
switch_to_user();
NOT_REACHABLE;
}