void proc_ppc64_init(void)
{
unsigned long i;
struct proc_dir_entry *ent = NULL;
char buf[256];
printk("proc_ppc64: Creating /proc/ppc64/pmc\n");
/*
* Create the root, system, and cpu directories as follows:
* /proc/ppc64/pmc/system
* /proc/ppc64/pmc/cpu0
*/
spin_lock(&proc_ppc64_lock);
if (proc_ppc64_root == NULL) {
proc_ppc64_root = proc_mkdir("ppc64", 0);
if (!proc_ppc64_root) {
spin_unlock(&proc_ppc64_lock);
return;
}
}
spin_unlock(&proc_ppc64_lock);
ent = create_proc_entry("naca", S_IFREG|S_IRUGO, proc_ppc64_root);
if ( ent ) {
ent->nlink = 1;
ent->data = naca;
ent->size = 4096;
ent->proc_fops = &nacamap_fops;
}
ent = create_proc_entry("systemcfg", S_IFREG|S_IRUGO, proc_ppc64_root);
if ( ent ) {
ent->nlink = 1;
ent->data = systemcfg;
ent->size = 4096;
ent->proc_fops = &nacamap_fops;
}
/* /proc/ppc64/paca/XX -- raw paca contents. Only readable to root */
ent = proc_mkdir("paca", proc_ppc64_root);
if (ent) {
for (i = 0; i < systemcfg->processorCount; i++)
proc_ppc64_create_paca(i, ent);
}
/* Placeholder for rtas interfaces. */
if (rtas_proc_dir == NULL) {
rtas_proc_dir = proc_mkdir("rtas", proc_ppc64_root);
}
/* Create the /proc/ppc64/pcifr for the Pci Flight Recorder. */
proc_pciFr_init(proc_ppc64_root);
proc_ppc64_pmc_root = proc_mkdir("pmc", proc_ppc64_root);
proc_ppc64_pmc_system_root = proc_mkdir("system", proc_ppc64_pmc_root);
for (i = 0; i < systemcfg->processorCount; i++) {
sprintf(buf, "cpu%ld", i);
proc_ppc64_pmc_cpu_root[i] = proc_mkdir(buf, proc_ppc64_pmc_root);
}
/* Create directories for the software counters. */
for (i = 0; i < systemcfg->processorCount; i++) {
ent = create_proc_entry("stab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_cpu_root[i]);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_cpu_root[i];
ent->read_proc = (void *)proc_ppc64_pmc_stab_read;
ent->write_proc = (void *)proc_ppc64_pmc_stab_read;
}
ent = create_proc_entry("htab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_cpu_root[i]);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_cpu_root[i];
ent->read_proc = (void *)proc_ppc64_pmc_htab_read;
ent->write_proc = (void *)proc_ppc64_pmc_htab_read;
}
}
ent = create_proc_entry("stab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_system_root;
ent->read_proc = (void *)proc_ppc64_pmc_stab_read;
ent->write_proc = (void *)proc_ppc64_pmc_stab_read;
}
ent = create_proc_entry("htab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_system_root;
ent->read_proc = (void *)proc_ppc64_pmc_htab_read;
ent->write_proc = (void *)proc_ppc64_pmc_htab_read;
}
ent = create_proc_entry("profile", S_IWUSR | S_IRUGO, proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->proc_fops = &proc_profile_operations;
/* ent->size = (1+prof_len) * sizeof(unsigned int); */
}
ent = create_proc_entry("trace", S_IWUSR | S_IRUGO, proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->proc_fops = &proc_trace_operations;
/* ent->size = (1+prof_len) * sizeof(unsigned int); */
}
ent = create_proc_entry("timeslice", S_IWUSR | S_IRUGO, proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->proc_fops = &proc_timeslice_operations;
}
/* Create directories for the hardware counters. */
for (i = 0; i < systemcfg->processorCount; i++) {
ent = create_proc_entry("hardware", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_cpu_root[i]);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_cpu_root[i];
ent->read_proc = (void *)proc_ppc64_pmc_hw_read;
ent->write_proc = (void *)proc_ppc64_pmc_hw_read;
}
}
ent = create_proc_entry("hardware", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_system_root;
ent->read_proc = (void *)proc_ppc64_pmc_hw_read;
ent->write_proc = (void *)proc_ppc64_pmc_hw_read;
}
}
void proc_ppc64_init(void)
{
unsigned long i;
struct proc_dir_entry *ent = NULL;
char buf[256];
printk("proc_ppc64: Creating /proc/ppc64/pmc\n");
/*
* Create the root, system, and cpu directories as follows:
* /proc/ppc64/pmc/system
* /proc/ppc64/pmc/cpu0
*/
spin_lock(&proc_ppc64_lock);
proc_ppc64_root = proc_mkdir("ppc64", 0);
if (!proc_ppc64_root) return;
spin_unlock(&proc_ppc64_lock);
/* /proc/ppc64/naca -- raw naca contents. Only readable to root */
create_proc_read_entry("naca", S_IRUSR, proc_ppc64_root, proc_ppc64_page_read, naca);
/* /proc/ppc64/paca/XX -- raw paca contents. Only readable to root */
ent = proc_mkdir("paca", proc_ppc64_root);
if (ent) {
for (i = 0; i < naca->processorCount; i++)
proc_ppc64_create_paca(i, ent);
}
/* Create the /proc/ppc64/pcifr for the Pci Flight Recorder. */
proc_pciFr_init(proc_ppc64_root);
proc_ppc64_pmc_root = proc_mkdir("pmc", proc_ppc64_root);
proc_ppc64_pmc_system_root = proc_mkdir("system", proc_ppc64_pmc_root);
for (i = 0; i < naca->processorCount; i++) {
sprintf(buf, "cpu%ld", i);
proc_ppc64_pmc_cpu_root[i] = proc_mkdir(buf, proc_ppc64_pmc_root);
}
/* Create directories for the software counters. */
for (i = 0; i < naca->processorCount; i++) {
ent = create_proc_entry("stab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_cpu_root[i]);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_cpu_root[i];
ent->read_proc = (void *)proc_ppc64_pmc_stab_read;
ent->write_proc = (void *)proc_ppc64_pmc_stab_read;
}
ent = create_proc_entry("htab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_cpu_root[i]);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_cpu_root[i];
ent->read_proc = (void *)proc_ppc64_pmc_htab_read;
ent->write_proc = (void *)proc_ppc64_pmc_htab_read;
}
}
ent = create_proc_entry("stab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_system_root;
ent->read_proc = (void *)proc_ppc64_pmc_stab_read;
ent->write_proc = (void *)proc_ppc64_pmc_stab_read;
}
ent = create_proc_entry("htab", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_system_root;
ent->read_proc = (void *)proc_ppc64_pmc_htab_read;
ent->write_proc = (void *)proc_ppc64_pmc_htab_read;
}
/* Create directories for the hardware counters. */
for (i = 0; i < naca->processorCount; i++) {
ent = create_proc_entry("hardware", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_cpu_root[i]);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_cpu_root[i];
ent->read_proc = (void *)proc_ppc64_pmc_hw_read;
ent->write_proc = (void *)proc_ppc64_pmc_hw_read;
}
}
ent = create_proc_entry("hardware", S_IRUGO | S_IWUSR,
proc_ppc64_pmc_system_root);
if (ent) {
ent->nlink = 1;
ent->data = (void *)proc_ppc64_pmc_system_root;
ent->read_proc = (void *)proc_ppc64_pmc_hw_read;
ent->write_proc = (void *)proc_ppc64_pmc_hw_read;
}
}
