/*
* machine dependent system variables.
*/
int
cpu_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen, struct proc *p)
{
dev_t consdev;
dev_t dev;
switch (name[0]) {
case CPU_CONSDEV:
if (namelen != 1)
return (ENOTDIR); /* overloaded */
if (cn_tab != NULL)
consdev = cn_tab->cn_dev;
else
consdev = NODEV;
return (sysctl_rdstruct(oldp, oldlenp, newp, &consdev,
sizeof consdev));
case CPU_CHR2BLK:
if (namelen != 2)
return (ENOTDIR); /* overloaded */
dev = chrtoblk((dev_t)name[1]);
return sysctl_rdstruct(oldp, oldlenp, newp, &dev, sizeof(dev));
case CPU_BIOS:
return bios_sysctl(name + 1, namelen - 1, oldp, oldlenp,
newp, newlen, p);
case CPU_CPUVENDOR:
return (sysctl_rdstring(oldp, oldlenp, newp, cpu_vendor));
case CPU_CPUFEATURE:
return (sysctl_rdint(oldp, oldlenp, newp, cpu_feature));
case CPU_KBDRESET:
if (securelevel > 0)
return (sysctl_rdint(oldp, oldlenp, newp,
kbd_reset));
else
return (sysctl_int(oldp, oldlenp, newp, newlen,
&kbd_reset));
case CPU_ALLOWAPERTURE:
if (namelen != 1)
return (ENOTDIR); /* overloaded */
#ifdef APERTURE
if (securelevel > 0)
return (sysctl_int_lower(oldp, oldlenp, newp, newlen,
&allowaperture));
else
return (sysctl_int(oldp, oldlenp, newp, newlen,
&allowaperture));
#else
return (sysctl_rdint(oldp, oldlenp, newp, 0));
#endif
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
}
int
bios_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen, struct proc *p)
{
bios_diskinfo_t *pdi;
extern dev_t bootdev;
int biosdev;
/* all sysctl names at this level except diskinfo are terminal */
if (namelen != 1 && name[0] != BIOS_DISKINFO)
return (ENOTDIR); /* overloaded */
if (!(bootapiver & BAPIV_VECTOR))
return EOPNOTSUPP;
switch (name[0]) {
case BIOS_DEV:
if ((pdi = bios_getdiskinfo(bootdev)) == NULL)
return ENXIO;
biosdev = pdi->bios_number;
return sysctl_rdint(oldp, oldlenp, newp, biosdev);
case BIOS_DISKINFO:
if (namelen != 2)
return ENOTDIR;
if ((pdi = bios_getdiskinfo(name[1])) == NULL)
return ENXIO;
return sysctl_rdstruct(oldp, oldlenp, newp, pdi, sizeof(*pdi));
case BIOS_CKSUMLEN:
return sysctl_rdint(oldp, oldlenp, newp, bios_cksumlen);
default:
return EOPNOTSUPP;
}
/* NOTREACHED */
}
int
cpu_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen, struct proc *p)
{
int oldval, ret;
/* all sysctl names at this level are terminal */
if (namelen != 1)
return (ENOTDIR); /* overloaded */
switch (name[0]) {
case CPU_CONSDEV: {
dev_t consdev;
if (cn_tab != NULL)
consdev = cn_tab->cn_dev;
else
consdev = NODEV;
return (sysctl_rdstruct(oldp, oldlenp, newp, &consdev,
sizeof consdev));
}
case CPU_LED_BLINK:
oldval = led_blink;
ret = sysctl_int(oldp, oldlenp, newp, newlen, &led_blink);
if (oldval != led_blink)
blink_led(NULL);
return (ret);
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
}
/*
* Return information about system clocks.
*/
int
sysctl_clockrate(char *where, size_t *sizep, void *newp)
{
struct clockinfo clkinfo;
/*
* Construct clockinfo structure.
*/
clkinfo.tick = tick;
clkinfo.tickadj = tickadj;
clkinfo.hz = hz;
clkinfo.profhz = profhz;
clkinfo.stathz = stathz ? stathz : hz;
return (sysctl_rdstruct(where, sizep, newp, &clkinfo, sizeof(clkinfo)));
}
/*
* Machine dependent system variables.
*/
int
cpu_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen, struct proc *p)
{
/* All sysctl names at this level are terminal. */
if (namelen != 1)
return (ENOTDIR);
switch (name[0]) {
case CPU_CONSDEV:
return (sysctl_rdstruct(oldp, oldlenp, newp, &cn_tab->cn_dev,
sizeof cn_tab->cn_dev));
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
}
/*
* Return kernel profiling information.
*/
int
sysctl_doprof(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen)
{
struct gmonparam *gp = &_gmonparam;
int error;
/* all sysctl names at this level are terminal */
if (namelen != 1)
return (ENOTDIR); /* overloaded */
switch (name[0]) {
case GPROF_STATE:
error = sysctl_int(oldp, oldlenp, newp, newlen, &gp->state);
if (error)
return (error);
if (gp->state == GMON_PROF_OFF)
stopprofclock(&proc0);
else
startprofclock(&proc0);
return (0);
case GPROF_COUNT:
return (sysctl_struct(oldp, oldlenp, newp, newlen,
gp->kcount, gp->kcountsize));
case GPROF_FROMS:
return (sysctl_struct(oldp, oldlenp, newp, newlen,
gp->froms, gp->fromssize));
case GPROF_TOS:
return (sysctl_struct(oldp, oldlenp, newp, newlen,
gp->tos, gp->tossize));
case GPROF_GMONPARAM:
return (sysctl_rdstruct(oldp, oldlenp, newp, gp, sizeof *gp));
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
}
int
cpu_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp,
void *newp, size_t newlen, struct proc *p)
{
/* all sysctl names at this level are terminal */
if (namelen != 1)
return (ENOTDIR); /* overloaded */
switch (name[0]) {
case CPU_CONSDEV:
return (sysctl_rdstruct(oldp, oldlenp, newp, &cn_tab->cn_dev,
sizeof cn_tab->cn_dev));
default:
}
return (EOPNOTSUPP);
}
void
cpu_reboot(int howto, char *bootstr)
{
/* take a snap shot before clobbering any registers */
if (curproc)
savectx(curpcb);
/* If system is cold, just halt. */
if (cold) {
howto |= RB_HALT;
goto haltsys;
}
/* If "always halt" was specified as a boot flag, obey. */
if ((boothowto & RB_HALT) != 0) {
howto |= RB_HALT;
}
#ifdef KLOADER_KERNEL_PATH
if ((howto & RB_HALT) == 0)
kloader_reboot_setup(KLOADER_KERNEL_PATH);
#endif
boothowto = howto;
if ((howto & RB_NOSYNC) == 0) {
/*
* Synchronize the disks....
*/
vfs_shutdown();
/*
* If we've been adjusting the clock, the todr
* will be out of synch; adjust it now.
*/
resettodr();
}
/* Disable interrupts. */
splhigh();
/* If rebooting and a dump is requested do it. */
#if notyet
if (howto & RB_DUMP)
dumpsys();
#endif
haltsys:
/* run any shutdown hooks */
doshutdownhooks();
/* Finally, halt/reboot the system. */
if (howto & RB_HALT) {
printf("halted.\n");
} else {
#ifdef KLOADER_KERNEL_PATH
kloader_reboot();
/* NOTREACHED */
#endif
}
#if NHD64465IF > 0
hd64465_shutdown();
#endif
cpu_reset();
/*NOTREACHED*/
while(1)
;
}
/* return # of physical pages. */
int
mem_cluster_init(paddr_t addr)
{
phys_ram_seg_t *seg;
int npages, i;
/* cluster 0 is always kernel myself. */
mem_clusters[0].start = SH_CS3_START;
mem_clusters[0].size = addr - SH_CS3_START;
mem_cluster_cnt = 1;
/* search CS3 */
#ifdef SH3
/* SH7709A's CS3 is splited to 2 banks. */
if (CPU_IS_SH3) {
__find_dram_shadow(addr, SH7709_CS3_BANK0_END);
__find_dram_shadow(SH7709_CS3_BANK1_START,
SH7709_CS3_BANK1_END);
}
#endif
#ifdef SH4
/* contig CS3 */
if (CPU_IS_SH4) {
__find_dram_shadow(addr, SH_CS3_END);
}
#endif
_DPRINTF("mem_cluster_cnt = %d\n", mem_cluster_cnt);
npages = 0;
for (i = 0, seg = mem_clusters; i < mem_cluster_cnt; i++, seg++) {
_DPRINTF("mem_clusters[%d] = {0x%lx+0x%lx <0x%lx}", i,
(paddr_t)seg->start, (paddr_t)seg->size,
(paddr_t)seg->start + (paddr_t)seg->size);
npages += sh3_btop(seg->size);
#ifdef NARLY_MEMORY_PROBE
if (i == 0) {
_DPRINTF(" don't check.\n");
continue;
}
if (__check_dram((paddr_t)seg->start, (paddr_t)seg->start +
(paddr_t)seg->size) != 0)
panic("D-RAM check failed.");
#else
_DPRINTF("\n");
#endif /* NARLY_MEMORY_PROBE */
}
return (npages);
}
