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-rw-r--r--arch/ia64/sn/kernel/misctest.c371
1 files changed, 0 insertions, 371 deletions
diff --git a/arch/ia64/sn/kernel/misctest.c b/arch/ia64/sn/kernel/misctest.c
deleted file mode 100644
index 974c95e6be175c..00000000000000
--- a/arch/ia64/sn/kernel/misctest.c
+++ /dev/null
@@ -1,371 +0,0 @@
-/*
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Copyright (C) 2000-2002 Silicon Graphics, Inc. All rights reserved.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/interrupt.h>
-#include <asm/sn/sn_sal.h>
-#include <asm/sn/sn_cpuid.h>
-#include <asm/processor.h>
-#include <asm/pgtable.h>
-#include <asm/page.h>
-#include <asm/timex.h>
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/sn/intr.h>
-#include <asm/hw_irq.h>
-#include <asm/sn/leds.h>
-
-extern int autotest_enabled;
-long mcatest=0, debug0, debug1, debug2, debug3;
-
-#define HDELAY(t) (IS_RUNNING_ON_SIMULATOR() ? udelay(1) : udelay(t))
-
-/*
- * mcatest
- * mactest contains a decimal number (RPTT) where
- * R - flag, if non zero, run forever
- *
- * P - identifies when to run the test
- * 0 execute test at cpu 0 early init
- * 1 execute test at cpu 0 idle
- * 2 execute test at last (highest numbered) cpu idle
- * 3 execute test on all cpus at idle
- *
- * TT- identifies test to run
- * 01 = MCA via dup TLB dropin
- * 02 = MCA via garbage address
- * 03 = lfetch via garbage address
- * 05 = INIT self
- * 06 = INIT other cpu
- * 07 = INIT non-existent cpu
- * 10 = IPI stress test. Target cpu 0
- * 11 = IPI stress test. Target all cpus
- * 12 = TLB stress test
- * 13 = Park cpu (spinloop)
- * 14 = One shot TLB test with tlb spinlock
- * 15 = One shot TLB test
- * 16 = One shot TLB test sync'ed with RTC
- * 20 = set led to the cpuid & spin.
- * 21 = Try mixed cache/uncached refs & see what happens
- * 22 = Call SAL reboot
- * 23 = Call PAL halt
- */
-static int __init set_mcatest(char *str)
-{
- int val;
- get_option(&str, &val);
- mcatest = val;
- return 1;
-}
-__setup("mcatest=", set_mcatest);
-
-static int __init set_debug0(char *str)
-{
- int val;
- get_option(&str, &val);
- debug0 = val;
- return 1;
-}
-__setup("debug0=", set_debug0);
-
-static int __init set_debug1(char *str)
-{
- int val;
- get_option(&str, &val);
- debug1 = val;
- return 1;
-}
-__setup("debug1=", set_debug1);
-
-static int __init set_debug2(char *str)
-{
- int val;
- get_option(&str, &val);
- debug2 = val;
- return 1;
-}
-__setup("debug2=", set_debug2);
-
-static int __init set_debug3(char *str)
-{
- int val;
- get_option(&str, &val);
- debug3 = val;
- return 1;
-}
-__setup("debug3=", set_debug3);
-
-static volatile int go;
-
-static void
-do_sync(int pos) {
- if (pos != 3)
- return;
- else if (smp_processor_id() == 0)
- go = 1;
- else
- while (!go);
-}
-
-static void
-sgi_mcatest_bkpt(void)
-{
-}
-
-
-/*
- * Optional test
- * pos - 0 called from early init
- * pos - called when cpu about to go idle (fully initialized
- */
-void
-sgi_mcatest(int pos)
-{
- long spos, test, repeat;
- int cpu, curcpu, i, n;
-
- //if (IS_RUNNING_ON_SIMULATOR()) mcatest=1323;
- repeat = mcatest/1000;
- spos = (mcatest/100)%10;
- test = mcatest % 100;
- curcpu = smp_processor_id();
-
- if ( mcatest == 0 || !((pos == 0 && spos == 0) ||
- (pos == 1 && spos == 3) ||
- (pos == 1 && spos == 1 && curcpu == 0) ||
- (pos == 1 && spos == 2 && curcpu == smp_num_cpus-1)))
- return;
-
-again:
- if (test == 1 || test == 2 || test == 3) {
- void zzzmca(int);
- printk("CPU %d: About to cause unexpected MCA\n", curcpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- zzzmca(test-1);
-
- HDELAY(100000);
- }
-
- if (test == 4) {
- long result, adrs[] = {0xe0021000009821e0UL, 0xc0003f3000000000UL, 0xc0000081101c0000UL, 0xc00000180e021004UL, 0xc00000180e022004UL, 0xc00000180e023004UL };
- long size[] = {1,2,4,8};
- int r, i, j, k;
-
- for (k=0; k<2; k++) {
- for (i=0; i<6; i++) {
- for (j=0; j<4; j++) {
- printk("Probing 0x%lx, size %ld\n", adrs[i], size[j]);
- result = -1;
- r = ia64_sn_probe_io_slot (adrs[i], size[j], &result);
- printk(" status %d, val 0x%lx\n", r, result);
- udelay(100000);
- }
- }
- }
-
- }
-
- if (test == 5) {
- cpu = curcpu;
- printk("CPU %d: About to send INIT to self (cpu %d)\n", curcpu, cpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- platform_send_ipi(cpu, 0, IA64_IPI_DM_INIT, 0);
-
- HDELAY(100000);
- printk("CPU %d: Returned from INIT\n", curcpu);
- }
-
- if (test == 6) {
- cpu = curcpu ^ 1;
- printk("CPU %d: About to send INIT to other cpu (cpu %d)\n", curcpu, cpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- platform_send_ipi(cpu, 0, IA64_IPI_DM_INIT, 0);
-
- HDELAY(100000);
- printk("CPU %d: Done\n", curcpu);
- }
-
- if (test == 7) {
- printk("CPU %d: About to send INIT to non-existent cpu\n", curcpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- sn_send_IPI_phys(0xffff, 0, IA64_IPI_DM_INIT);
-
- HDELAY(100000);
- printk("CPU %d: Done\n", curcpu);
- }
-
- if (test == 10) {
- n = IS_RUNNING_ON_SIMULATOR() ? 10 : 10000000;
- cpu = 0;
- printk("CPU %d: IPI stress test. Target cpu 0\n", curcpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- for (i=0; i<n; i++)
- platform_send_ipi(cpu, IA64_IPI_RESCHEDULE, IA64_IPI_DM_INT, 0);
-
- HDELAY(100000);
- printk("CPU %d: Done\n", curcpu);
- }
-
- if (test == 11) {
- n = IS_RUNNING_ON_SIMULATOR() ? 100 : 10000000;
- printk("CPU %d: IPI stress test. Target all cpus\n", curcpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- for (i=0; i<n; i++)
- for (cpu=0; cpu<smp_num_cpus; cpu++)
- if (smp_num_cpus > 2 && cpu != curcpu)
- platform_send_ipi(cpu, IA64_IPI_RESCHEDULE, IA64_IPI_DM_INT, 0);
-
- HDELAY(100000);
- printk("CPU %d: Done\n", curcpu);
- }
-
- if (test == 12) {
- long adr = 0xe002200000000000UL;
- n = IS_RUNNING_ON_SIMULATOR() ? 1000 : 100000;
- printk("CPU %d: TLB flush stress test\n", curcpu);
- HDELAY(100000);
- sgi_mcatest_bkpt();
- do_sync(spos);
-
- for (i=0; i<n; i++)
- platform_global_tlb_purge(adr, adr+25*PAGE_SIZE, 14);
-
- HDELAY(100000);
- printk("CPU %d: Done\n", curcpu);
- }
-
- if (test == 13) {
- printk("CPU %d: Park cpu in spinloop\n", curcpu);
- while(1);
- }
- if (test == 14 || test == 15 || test == 16 || test == 17) {
- long adr = 0xe002200000000000UL;
- static int inited=0;
- if (inited == 0) {
- if (debug0 == 0) debug0 = 1;
- repeat = 1;
- do_sync(spos);
- if (curcpu >= smp_num_cpus-2) {
- printk("Parking cpu %d\n", curcpu);
- local_irq_disable();
- while(1);
- } else {
- printk("Waiting cpu %d\n", curcpu);
- HDELAY(1000000);
- }
- HDELAY(1000000);
- inited = 1;
- }
- if (test == 16 || test == 17) {
- unsigned long t, shift, mask;
- mask = (smp_num_cpus > 16) ? 0x1f : 0xf;
- shift = 25-debug1;
- do {
- t = get_cycles();
- if (IS_RUNNING_ON_SIMULATOR())
- t = (t>>8);
- else
- t = (t>>shift);
- t = t & mask;
- } while (t == curcpu);
- do {
- t = get_cycles();
- if (IS_RUNNING_ON_SIMULATOR())
- t = (t>>8);
- else
- t = (t>>shift);
- t = t & mask;
- } while (t != curcpu);
- }
- if(debug3) printk("CPU %d: One TLB start\n", curcpu);
- if (test != 17) platform_global_tlb_purge(adr, adr+PAGE_SIZE*debug0, 14);
- if(debug3) printk("CPU %d: One TLB flush done\n", curcpu);
- }
- if (test == 20) {
- local_irq_disable();
- set_led_bits(smp_processor_id(), 0xff);
- while(1);
- }
- if (test == 21) {
- extern long ia64_mca_stack[];
- int i, n;
- volatile long *p, *up;
- p = (volatile long*)__imva(ia64_mca_stack);
- up = (volatile long*)(__pa(p) | __IA64_UNCACHED_OFFSET);
-
- if(!IS_RUNNING_ON_SIMULATOR()) printk("ZZZ get data in cache\n");
- for (n=0, i=0; i<100; i++)
- n += *(p+i);
- if(!IS_RUNNING_ON_SIMULATOR()) printk("ZZZ Make uncached refs to same data\n");
- for (n=0, i=0; i<100; i++)
- n += *(up+i);
- if(!IS_RUNNING_ON_SIMULATOR()) printk("ZZZ dirty the data via cached refs\n");
- for (n=0, i=0; i<100; i++)
- *(p+i) = i;
- if(!IS_RUNNING_ON_SIMULATOR()) printk("ZZZ Make uncached refs to same data\n");
- for (n=0, i=0; i<100; i++)
- n += *(up+i);
- if(!IS_RUNNING_ON_SIMULATOR()) printk("ZZZ Flushing cache\n");
- for (n=0, i=0; i<100; i++)
- ia64_fc((void*)(p+i));
- printk("ZZZ done\n");
- }
- if (test == 21) {
- int i;
- volatile long tb, t[10];
- for (i=0; i<10; i++) {
- tb = debug3+ia64_get_itc();
- sgi_mcatest_bkpt();
- t[i] = ia64_get_itc() - tb;
- }
- for (i=0; i<10; i++) {
- printk("ZZZ NULL 0x%lx\n", t[i]);
- }
- for (i=0; i<10; i++) {
- tb = debug3+ia64_get_itc();
- ia64_pal_call_static(PAL_MC_DRAIN, 0, 0, 0, 0);
- t[i] = ia64_get_itc() - tb;
- }
- for (i=0; i<10; i++) {
- printk("ZZZ DRAIN 0x%lx\n", t[i]);
- }
- }
- if (test == 22) {
- extern void machine_restart(char*);
- printk("ZZZ machine_restart\n");
- machine_restart(0);
- }
- if (test == 23) {
- printk("ZZZ ia64_pal_halt_light\n");
- ia64_pal_halt_light();
- }
- if (repeat)
- goto again;
-
-}
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