1*1a59d1b8SThomas Gleixner/* SPDX-License-Identifier: GPL-2.0-or-later */ 21da177e4SLinus Torvalds 31da177e4SLinus Torvalds/* low-level asm for "intrigue" (PA8500-8700 CPU perf counters) 41da177e4SLinus Torvalds * 51da177e4SLinus Torvalds * Copyright (C) 2001 Randolph Chung <tausq at parisc-linux.org> 61da177e4SLinus Torvalds * Copyright (C) 2001 Hewlett-Packard (Grant Grundler) 71da177e4SLinus Torvalds */ 81da177e4SLinus Torvalds 91da177e4SLinus Torvalds#include <asm/assembly.h> 10c913f94dSKyle McMartin 11c913f94dSKyle McMartin#include <linux/init.h> 128e9e9844SHelge Deller#include <linux/linkage.h> 131da177e4SLinus Torvalds 141da177e4SLinus Torvalds#ifdef CONFIG_64BIT 151da177e4SLinus Torvalds .level 2.0w 161da177e4SLinus Torvalds#endif /* CONFIG_64BIT */ 171da177e4SLinus Torvalds 181da177e4SLinus Torvalds#define MTDIAG_1(gr) .word 0x14201840 + gr*0x10000 191da177e4SLinus Torvalds#define MTDIAG_2(gr) .word 0x14401840 + gr*0x10000 201da177e4SLinus Torvalds#define MFDIAG_1(gr) .word 0x142008A0 + gr 211da177e4SLinus Torvalds#define MFDIAG_2(gr) .word 0x144008A0 + gr 221da177e4SLinus Torvalds#define STDIAG(dr) .word 0x14000AA0 + dr*0x200000 231da177e4SLinus Torvalds#define SFDIAG(dr) .word 0x14000BA0 + dr*0x200000 241da177e4SLinus Torvalds#define DR2_SLOW_RET 53 251da177e4SLinus Torvalds 261da177e4SLinus Torvalds 271da177e4SLinus Torvalds; 281da177e4SLinus Torvalds; Enable the performance counters 291da177e4SLinus Torvalds; 301da177e4SLinus Torvalds; The coprocessor only needs to be enabled when 311da177e4SLinus Torvalds; starting/stopping the coprocessor with the pmenb/pmdis. 321da177e4SLinus Torvalds; 33dfcf753bSKyle McMartin .text 341da177e4SLinus Torvalds 358e9e9844SHelge DellerENTRY(perf_intrigue_enable_perf_counters) 361da177e4SLinus Torvalds .proc 371da177e4SLinus Torvalds .callinfo frame=0,NO_CALLS 381da177e4SLinus Torvalds .entry 391da177e4SLinus Torvalds 401da177e4SLinus Torvalds ldi 0x20,%r25 ; load up perfmon bit 411da177e4SLinus Torvalds mfctl ccr,%r26 ; get coprocessor register 421da177e4SLinus Torvalds or %r25,%r26,%r26 ; set bit 431da177e4SLinus Torvalds mtctl %r26,ccr ; turn on performance coprocessor 441da177e4SLinus Torvalds pmenb ; enable performance monitor 451da177e4SLinus Torvalds ssm 0,0 ; dummy op to ensure completion 461da177e4SLinus Torvalds sync ; follow ERS 471da177e4SLinus Torvalds andcm %r26,%r25,%r26 ; clear bit now 481da177e4SLinus Torvalds mtctl %r26,ccr ; turn off performance coprocessor 491da177e4SLinus Torvalds nop ; NOPs as specified in ERS 501da177e4SLinus Torvalds nop 511da177e4SLinus Torvalds nop 521da177e4SLinus Torvalds nop 531da177e4SLinus Torvalds nop 541da177e4SLinus Torvalds nop 551da177e4SLinus Torvalds nop 561da177e4SLinus Torvalds bve (%r2) 571da177e4SLinus Torvalds nop 581da177e4SLinus Torvalds .exit 591da177e4SLinus Torvalds .procend 608e9e9844SHelge DellerENDPROC(perf_intrigue_enable_perf_counters) 611da177e4SLinus Torvalds 628e9e9844SHelge DellerENTRY(perf_intrigue_disable_perf_counters) 631da177e4SLinus Torvalds .proc 641da177e4SLinus Torvalds .callinfo frame=0,NO_CALLS 651da177e4SLinus Torvalds .entry 661da177e4SLinus Torvalds ldi 0x20,%r25 ; load up perfmon bit 671da177e4SLinus Torvalds mfctl ccr,%r26 ; get coprocessor register 681da177e4SLinus Torvalds or %r25,%r26,%r26 ; set bit 691da177e4SLinus Torvalds mtctl %r26,ccr ; turn on performance coprocessor 701da177e4SLinus Torvalds pmdis ; disable performance monitor 711da177e4SLinus Torvalds ssm 0,0 ; dummy op to ensure completion 721da177e4SLinus Torvalds andcm %r26,%r25,%r26 ; clear bit now 731da177e4SLinus Torvalds bve (%r2) 741da177e4SLinus Torvalds mtctl %r26,ccr ; turn off performance coprocessor 751da177e4SLinus Torvalds .exit 761da177e4SLinus Torvalds .procend 778e9e9844SHelge DellerENDPROC(perf_intrigue_disable_perf_counters) 781da177e4SLinus Torvalds 791da177e4SLinus Torvalds;*********************************************************************** 801da177e4SLinus Torvalds;* 811da177e4SLinus Torvalds;* Name: perf_rdr_shift_in_W 821da177e4SLinus Torvalds;* 831da177e4SLinus Torvalds;* Description: 841da177e4SLinus Torvalds;* This routine shifts data in from the RDR in arg0 and returns 851da177e4SLinus Torvalds;* the result in ret0. If the RDR is <= 64 bits in length, it 861da177e4SLinus Torvalds;* is shifted shifted backup immediately. This is to compensate 871da177e4SLinus Torvalds;* for RDR10 which has bits that preclude PDC stack operations 881da177e4SLinus Torvalds;* when they are in the wrong state. 891da177e4SLinus Torvalds;* 901da177e4SLinus Torvalds;* Arguments: 911da177e4SLinus Torvalds;* arg0 : rdr to be read 921da177e4SLinus Torvalds;* arg1 : bit length of rdr 931da177e4SLinus Torvalds;* 941da177e4SLinus Torvalds;* Returns: 951da177e4SLinus Torvalds;* ret0 = next 64 bits of rdr data from staging register 961da177e4SLinus Torvalds;* 971da177e4SLinus Torvalds;* Register usage: 981da177e4SLinus Torvalds;* arg0 : rdr to be read 991da177e4SLinus Torvalds;* arg1 : bit length of rdr 1001da177e4SLinus Torvalds;* %r24 - original DR2 value 1011da177e4SLinus Torvalds;* %r1 - scratch 1021da177e4SLinus Torvalds;* %r29 - scratch 1031da177e4SLinus Torvalds;* 1041da177e4SLinus Torvalds;* Returns: 1051da177e4SLinus Torvalds;* ret0 = RDR data (right justified) 1061da177e4SLinus Torvalds;* 1071da177e4SLinus Torvalds;*********************************************************************** 1081da177e4SLinus Torvalds 1098e9e9844SHelge DellerENTRY(perf_rdr_shift_in_W) 1101da177e4SLinus Torvalds .proc 1111da177e4SLinus Torvalds .callinfo frame=0,NO_CALLS 1121da177e4SLinus Torvalds .entry 1131da177e4SLinus Torvalds; 1141da177e4SLinus Torvalds; read(shift in) the RDR. 1151da177e4SLinus Torvalds; 1161da177e4SLinus Torvalds 1171da177e4SLinus Torvalds; NOTE: The PCX-W ERS states that DR2_SLOW_RET must be set before any 1181da177e4SLinus Torvalds; shifting is done, from or to, remote diagnose registers. 1191da177e4SLinus Torvalds; 1201da177e4SLinus Torvalds 1211da177e4SLinus Torvalds depdi,z 1,DR2_SLOW_RET,1,%r29 1221da177e4SLinus Torvalds MFDIAG_2 (24) 1231da177e4SLinus Torvalds or %r24,%r29,%r29 1241da177e4SLinus Torvalds MTDIAG_2 (29) ; set DR2_SLOW_RET 1251da177e4SLinus Torvalds 1261da177e4SLinus Torvalds nop 1271da177e4SLinus Torvalds nop 1281da177e4SLinus Torvalds nop 1291da177e4SLinus Torvalds nop 1301da177e4SLinus Torvalds 1311da177e4SLinus Torvalds; 1321da177e4SLinus Torvalds; Cacheline start (32-byte cacheline) 1331da177e4SLinus Torvalds; 1341da177e4SLinus Torvalds nop 1351da177e4SLinus Torvalds nop 1361da177e4SLinus Torvalds nop 1371da177e4SLinus Torvalds extrd,u arg1,63,6,%r1 ; setup shift amount by bits to move 1381da177e4SLinus Torvalds 1391da177e4SLinus Torvalds mtsar %r1 1401da177e4SLinus Torvalds shladd arg0,2,%r0,%r1 ; %r1 = 4 * RDR number 1411da177e4SLinus Torvalds blr %r1,%r0 ; branch to 8-instruction sequence 1421da177e4SLinus Torvalds nop 1431da177e4SLinus Torvalds 1441da177e4SLinus Torvalds; 1451da177e4SLinus Torvalds; Cacheline start (32-byte cacheline) 1461da177e4SLinus Torvalds; 1471da177e4SLinus Torvalds 1481da177e4SLinus Torvalds ; 1491da177e4SLinus Torvalds ; RDR 0 sequence 1501da177e4SLinus Torvalds ; 1511da177e4SLinus Torvalds SFDIAG (0) 1521da177e4SLinus Torvalds ssm 0,0 1531da177e4SLinus Torvalds MFDIAG_1 (28) 1541da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 1551da177e4SLinus Torvalds MTDIAG_1 (1) ; mtdiag %dr1, %r1 1561da177e4SLinus Torvalds STDIAG (0) 1571da177e4SLinus Torvalds ssm 0,0 1581da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 1591da177e4SLinus Torvalds 1601da177e4SLinus Torvalds ; 1611da177e4SLinus Torvalds ; RDR 1 sequence 1621da177e4SLinus Torvalds ; 1631da177e4SLinus Torvalds sync 1641da177e4SLinus Torvalds ssm 0,0 1651da177e4SLinus Torvalds SFDIAG (1) 1661da177e4SLinus Torvalds ssm 0,0 1671da177e4SLinus Torvalds MFDIAG_1 (28) 1681da177e4SLinus Torvalds ssm 0,0 1691da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 1701da177e4SLinus Torvalds nop 1711da177e4SLinus Torvalds 1721da177e4SLinus Torvalds ; 1731da177e4SLinus Torvalds ; RDR 2 read sequence 1741da177e4SLinus Torvalds ; 1751da177e4SLinus Torvalds SFDIAG (2) 1761da177e4SLinus Torvalds ssm 0,0 1771da177e4SLinus Torvalds MFDIAG_1 (28) 1781da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 1791da177e4SLinus Torvalds MTDIAG_1 (1) 1801da177e4SLinus Torvalds STDIAG (2) 1811da177e4SLinus Torvalds ssm 0,0 1821da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 1831da177e4SLinus Torvalds 1841da177e4SLinus Torvalds ; 1851da177e4SLinus Torvalds ; RDR 3 read sequence 1861da177e4SLinus Torvalds ; 1871da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 1881da177e4SLinus Torvalds nop 1891da177e4SLinus Torvalds nop 1901da177e4SLinus Torvalds nop 1911da177e4SLinus Torvalds nop 1921da177e4SLinus Torvalds nop 1931da177e4SLinus Torvalds nop 1941da177e4SLinus Torvalds nop 1951da177e4SLinus Torvalds 1961da177e4SLinus Torvalds ; 1971da177e4SLinus Torvalds ; RDR 4 read sequence 1981da177e4SLinus Torvalds ; 1991da177e4SLinus Torvalds sync 2001da177e4SLinus Torvalds ssm 0,0 2011da177e4SLinus Torvalds SFDIAG (4) 2021da177e4SLinus Torvalds ssm 0,0 2031da177e4SLinus Torvalds MFDIAG_1 (28) 2041da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2051da177e4SLinus Torvalds ssm 0,0 2061da177e4SLinus Torvalds nop 2071da177e4SLinus Torvalds 2081da177e4SLinus Torvalds ; 2091da177e4SLinus Torvalds ; RDR 5 read sequence 2101da177e4SLinus Torvalds ; 2111da177e4SLinus Torvalds sync 2121da177e4SLinus Torvalds ssm 0,0 2131da177e4SLinus Torvalds SFDIAG (5) 2141da177e4SLinus Torvalds ssm 0,0 2151da177e4SLinus Torvalds MFDIAG_1 (28) 2161da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2171da177e4SLinus Torvalds ssm 0,0 2181da177e4SLinus Torvalds nop 2191da177e4SLinus Torvalds 2201da177e4SLinus Torvalds ; 2211da177e4SLinus Torvalds ; RDR 6 read sequence 2221da177e4SLinus Torvalds ; 2231da177e4SLinus Torvalds sync 2241da177e4SLinus Torvalds ssm 0,0 2251da177e4SLinus Torvalds SFDIAG (6) 2261da177e4SLinus Torvalds ssm 0,0 2271da177e4SLinus Torvalds MFDIAG_1 (28) 2281da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2291da177e4SLinus Torvalds ssm 0,0 2301da177e4SLinus Torvalds nop 2311da177e4SLinus Torvalds 2321da177e4SLinus Torvalds ; 2331da177e4SLinus Torvalds ; RDR 7 read sequence 2341da177e4SLinus Torvalds ; 2351da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2361da177e4SLinus Torvalds nop 2371da177e4SLinus Torvalds nop 2381da177e4SLinus Torvalds nop 2391da177e4SLinus Torvalds nop 2401da177e4SLinus Torvalds nop 2411da177e4SLinus Torvalds nop 2421da177e4SLinus Torvalds nop 2431da177e4SLinus Torvalds 2441da177e4SLinus Torvalds ; 2451da177e4SLinus Torvalds ; RDR 8 read sequence 2461da177e4SLinus Torvalds ; 2471da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2481da177e4SLinus Torvalds nop 2491da177e4SLinus Torvalds nop 2501da177e4SLinus Torvalds nop 2511da177e4SLinus Torvalds nop 2521da177e4SLinus Torvalds nop 2531da177e4SLinus Torvalds nop 2541da177e4SLinus Torvalds nop 2551da177e4SLinus Torvalds 2561da177e4SLinus Torvalds ; 2571da177e4SLinus Torvalds ; RDR 9 read sequence 2581da177e4SLinus Torvalds ; 2591da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2601da177e4SLinus Torvalds nop 2611da177e4SLinus Torvalds nop 2621da177e4SLinus Torvalds nop 2631da177e4SLinus Torvalds nop 2641da177e4SLinus Torvalds nop 2651da177e4SLinus Torvalds nop 2661da177e4SLinus Torvalds nop 2671da177e4SLinus Torvalds 2681da177e4SLinus Torvalds ; 2691da177e4SLinus Torvalds ; RDR 10 read sequence 2701da177e4SLinus Torvalds ; 2711da177e4SLinus Torvalds SFDIAG (10) 2721da177e4SLinus Torvalds ssm 0,0 2731da177e4SLinus Torvalds MFDIAG_1 (28) 2741da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 2751da177e4SLinus Torvalds MTDIAG_1 (1) 2761da177e4SLinus Torvalds STDIAG (10) 2771da177e4SLinus Torvalds ssm 0,0 2781da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2791da177e4SLinus Torvalds 2801da177e4SLinus Torvalds ; 2811da177e4SLinus Torvalds ; RDR 11 read sequence 2821da177e4SLinus Torvalds ; 2831da177e4SLinus Torvalds SFDIAG (11) 2841da177e4SLinus Torvalds ssm 0,0 2851da177e4SLinus Torvalds MFDIAG_1 (28) 2861da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 2871da177e4SLinus Torvalds MTDIAG_1 (1) 2881da177e4SLinus Torvalds STDIAG (11) 2891da177e4SLinus Torvalds ssm 0,0 2901da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2911da177e4SLinus Torvalds 2921da177e4SLinus Torvalds ; 2931da177e4SLinus Torvalds ; RDR 12 read sequence 2941da177e4SLinus Torvalds ; 2951da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 2961da177e4SLinus Torvalds nop 2971da177e4SLinus Torvalds nop 2981da177e4SLinus Torvalds nop 2991da177e4SLinus Torvalds nop 3001da177e4SLinus Torvalds nop 3011da177e4SLinus Torvalds nop 3021da177e4SLinus Torvalds nop 3031da177e4SLinus Torvalds 3041da177e4SLinus Torvalds ; 3051da177e4SLinus Torvalds ; RDR 13 read sequence 3061da177e4SLinus Torvalds ; 3071da177e4SLinus Torvalds sync 3081da177e4SLinus Torvalds ssm 0,0 3091da177e4SLinus Torvalds SFDIAG (13) 3101da177e4SLinus Torvalds ssm 0,0 3111da177e4SLinus Torvalds MFDIAG_1 (28) 3121da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3131da177e4SLinus Torvalds ssm 0,0 3141da177e4SLinus Torvalds nop 3151da177e4SLinus Torvalds 3161da177e4SLinus Torvalds ; 3171da177e4SLinus Torvalds ; RDR 14 read sequence 3181da177e4SLinus Torvalds ; 3191da177e4SLinus Torvalds SFDIAG (14) 3201da177e4SLinus Torvalds ssm 0,0 3211da177e4SLinus Torvalds MFDIAG_1 (28) 3221da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 3231da177e4SLinus Torvalds MTDIAG_1 (1) 3241da177e4SLinus Torvalds STDIAG (14) 3251da177e4SLinus Torvalds ssm 0,0 3261da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3271da177e4SLinus Torvalds 3281da177e4SLinus Torvalds ; 3291da177e4SLinus Torvalds ; RDR 15 read sequence 3301da177e4SLinus Torvalds ; 3311da177e4SLinus Torvalds sync 3321da177e4SLinus Torvalds ssm 0,0 3331da177e4SLinus Torvalds SFDIAG (15) 3341da177e4SLinus Torvalds ssm 0,0 3351da177e4SLinus Torvalds MFDIAG_1 (28) 3361da177e4SLinus Torvalds ssm 0,0 3371da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3381da177e4SLinus Torvalds nop 3391da177e4SLinus Torvalds 3401da177e4SLinus Torvalds ; 3411da177e4SLinus Torvalds ; RDR 16 read sequence 3421da177e4SLinus Torvalds ; 3431da177e4SLinus Torvalds sync 3441da177e4SLinus Torvalds ssm 0,0 3451da177e4SLinus Torvalds SFDIAG (16) 3461da177e4SLinus Torvalds ssm 0,0 3471da177e4SLinus Torvalds MFDIAG_1 (28) 3481da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3491da177e4SLinus Torvalds ssm 0,0 3501da177e4SLinus Torvalds nop 3511da177e4SLinus Torvalds 3521da177e4SLinus Torvalds ; 3531da177e4SLinus Torvalds ; RDR 17 read sequence 3541da177e4SLinus Torvalds ; 3551da177e4SLinus Torvalds SFDIAG (17) 3561da177e4SLinus Torvalds ssm 0,0 3571da177e4SLinus Torvalds MFDIAG_1 (28) 3581da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 3591da177e4SLinus Torvalds MTDIAG_1 (1) 3601da177e4SLinus Torvalds STDIAG (17) 3611da177e4SLinus Torvalds ssm 0,0 3621da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3631da177e4SLinus Torvalds 3641da177e4SLinus Torvalds ; 3651da177e4SLinus Torvalds ; RDR 18 read sequence 3661da177e4SLinus Torvalds ; 3671da177e4SLinus Torvalds SFDIAG (18) 3681da177e4SLinus Torvalds ssm 0,0 3691da177e4SLinus Torvalds MFDIAG_1 (28) 3701da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 3711da177e4SLinus Torvalds MTDIAG_1 (1) 3721da177e4SLinus Torvalds STDIAG (18) 3731da177e4SLinus Torvalds ssm 0,0 3741da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3751da177e4SLinus Torvalds 3761da177e4SLinus Torvalds ; 3771da177e4SLinus Torvalds ; RDR 19 read sequence 3781da177e4SLinus Torvalds ; 3791da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3801da177e4SLinus Torvalds nop 3811da177e4SLinus Torvalds nop 3821da177e4SLinus Torvalds nop 3831da177e4SLinus Torvalds nop 3841da177e4SLinus Torvalds nop 3851da177e4SLinus Torvalds nop 3861da177e4SLinus Torvalds nop 3871da177e4SLinus Torvalds 3881da177e4SLinus Torvalds ; 3891da177e4SLinus Torvalds ; RDR 20 read sequence 3901da177e4SLinus Torvalds ; 3911da177e4SLinus Torvalds sync 3921da177e4SLinus Torvalds ssm 0,0 3931da177e4SLinus Torvalds SFDIAG (20) 3941da177e4SLinus Torvalds ssm 0,0 3951da177e4SLinus Torvalds MFDIAG_1 (28) 3961da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 3971da177e4SLinus Torvalds ssm 0,0 3981da177e4SLinus Torvalds nop 3991da177e4SLinus Torvalds 4001da177e4SLinus Torvalds ; 4011da177e4SLinus Torvalds ; RDR 21 read sequence 4021da177e4SLinus Torvalds ; 4031da177e4SLinus Torvalds sync 4041da177e4SLinus Torvalds ssm 0,0 4051da177e4SLinus Torvalds SFDIAG (21) 4061da177e4SLinus Torvalds ssm 0,0 4071da177e4SLinus Torvalds MFDIAG_1 (28) 4081da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4091da177e4SLinus Torvalds ssm 0,0 4101da177e4SLinus Torvalds nop 4111da177e4SLinus Torvalds 4121da177e4SLinus Torvalds ; 4131da177e4SLinus Torvalds ; RDR 22 read sequence 4141da177e4SLinus Torvalds ; 4151da177e4SLinus Torvalds sync 4161da177e4SLinus Torvalds ssm 0,0 4171da177e4SLinus Torvalds SFDIAG (22) 4181da177e4SLinus Torvalds ssm 0,0 4191da177e4SLinus Torvalds MFDIAG_1 (28) 4201da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4211da177e4SLinus Torvalds ssm 0,0 4221da177e4SLinus Torvalds nop 4231da177e4SLinus Torvalds 4241da177e4SLinus Torvalds ; 4251da177e4SLinus Torvalds ; RDR 23 read sequence 4261da177e4SLinus Torvalds ; 4271da177e4SLinus Torvalds sync 4281da177e4SLinus Torvalds ssm 0,0 4291da177e4SLinus Torvalds SFDIAG (23) 4301da177e4SLinus Torvalds ssm 0,0 4311da177e4SLinus Torvalds MFDIAG_1 (28) 4321da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4331da177e4SLinus Torvalds ssm 0,0 4341da177e4SLinus Torvalds nop 4351da177e4SLinus Torvalds 4361da177e4SLinus Torvalds ; 4371da177e4SLinus Torvalds ; RDR 24 read sequence 4381da177e4SLinus Torvalds ; 4391da177e4SLinus Torvalds sync 4401da177e4SLinus Torvalds ssm 0,0 4411da177e4SLinus Torvalds SFDIAG (24) 4421da177e4SLinus Torvalds ssm 0,0 4431da177e4SLinus Torvalds MFDIAG_1 (28) 4441da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4451da177e4SLinus Torvalds ssm 0,0 4461da177e4SLinus Torvalds nop 4471da177e4SLinus Torvalds 4481da177e4SLinus Torvalds ; 4491da177e4SLinus Torvalds ; RDR 25 read sequence 4501da177e4SLinus Torvalds ; 4511da177e4SLinus Torvalds sync 4521da177e4SLinus Torvalds ssm 0,0 4531da177e4SLinus Torvalds SFDIAG (25) 4541da177e4SLinus Torvalds ssm 0,0 4551da177e4SLinus Torvalds MFDIAG_1 (28) 4561da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4571da177e4SLinus Torvalds ssm 0,0 4581da177e4SLinus Torvalds nop 4591da177e4SLinus Torvalds 4601da177e4SLinus Torvalds ; 4611da177e4SLinus Torvalds ; RDR 26 read sequence 4621da177e4SLinus Torvalds ; 4631da177e4SLinus Torvalds SFDIAG (26) 4641da177e4SLinus Torvalds ssm 0,0 4651da177e4SLinus Torvalds MFDIAG_1 (28) 4661da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 4671da177e4SLinus Torvalds MTDIAG_1 (1) 4681da177e4SLinus Torvalds STDIAG (26) 4691da177e4SLinus Torvalds ssm 0,0 4701da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4711da177e4SLinus Torvalds 4721da177e4SLinus Torvalds ; 4731da177e4SLinus Torvalds ; RDR 27 read sequence 4741da177e4SLinus Torvalds ; 4751da177e4SLinus Torvalds SFDIAG (27) 4761da177e4SLinus Torvalds ssm 0,0 4771da177e4SLinus Torvalds MFDIAG_1 (28) 4781da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 4791da177e4SLinus Torvalds MTDIAG_1 (1) 4801da177e4SLinus Torvalds STDIAG (27) 4811da177e4SLinus Torvalds ssm 0,0 4821da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4831da177e4SLinus Torvalds 4841da177e4SLinus Torvalds ; 4851da177e4SLinus Torvalds ; RDR 28 read sequence 4861da177e4SLinus Torvalds ; 4871da177e4SLinus Torvalds sync 4881da177e4SLinus Torvalds ssm 0,0 4891da177e4SLinus Torvalds SFDIAG (28) 4901da177e4SLinus Torvalds ssm 0,0 4911da177e4SLinus Torvalds MFDIAG_1 (28) 4921da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 4931da177e4SLinus Torvalds ssm 0,0 4941da177e4SLinus Torvalds nop 4951da177e4SLinus Torvalds 4961da177e4SLinus Torvalds ; 4971da177e4SLinus Torvalds ; RDR 29 read sequence 4981da177e4SLinus Torvalds ; 4991da177e4SLinus Torvalds sync 5001da177e4SLinus Torvalds ssm 0,0 5011da177e4SLinus Torvalds SFDIAG (29) 5021da177e4SLinus Torvalds ssm 0,0 5031da177e4SLinus Torvalds MFDIAG_1 (28) 5041da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 5051da177e4SLinus Torvalds ssm 0,0 5061da177e4SLinus Torvalds nop 5071da177e4SLinus Torvalds 5081da177e4SLinus Torvalds ; 5091da177e4SLinus Torvalds ; RDR 30 read sequence 5101da177e4SLinus Torvalds ; 5111da177e4SLinus Torvalds SFDIAG (30) 5121da177e4SLinus Torvalds ssm 0,0 5131da177e4SLinus Torvalds MFDIAG_1 (28) 5141da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 5151da177e4SLinus Torvalds MTDIAG_1 (1) 5161da177e4SLinus Torvalds STDIAG (30) 5171da177e4SLinus Torvalds ssm 0,0 5181da177e4SLinus Torvalds b,n perf_rdr_shift_in_W_leave 5191da177e4SLinus Torvalds 5201da177e4SLinus Torvalds ; 5211da177e4SLinus Torvalds ; RDR 31 read sequence 5221da177e4SLinus Torvalds ; 5231da177e4SLinus Torvalds sync 5241da177e4SLinus Torvalds ssm 0,0 5251da177e4SLinus Torvalds SFDIAG (31) 5261da177e4SLinus Torvalds ssm 0,0 5271da177e4SLinus Torvalds MFDIAG_1 (28) 5281da177e4SLinus Torvalds nop 5291da177e4SLinus Torvalds ssm 0,0 5301da177e4SLinus Torvalds nop 5311da177e4SLinus Torvalds 5321da177e4SLinus Torvalds ; 5331da177e4SLinus Torvalds ; Fallthrough 5341da177e4SLinus Torvalds ; 5351da177e4SLinus Torvalds 5361da177e4SLinus Torvaldsperf_rdr_shift_in_W_leave: 5371da177e4SLinus Torvalds bve (%r2) 5381da177e4SLinus Torvalds .exit 5391da177e4SLinus Torvalds MTDIAG_2 (24) ; restore DR2 5401da177e4SLinus Torvalds .procend 5418e9e9844SHelge DellerENDPROC(perf_rdr_shift_in_W) 5421da177e4SLinus Torvalds 5431da177e4SLinus Torvalds 5441da177e4SLinus Torvalds;*********************************************************************** 5451da177e4SLinus Torvalds;* 5461da177e4SLinus Torvalds;* Name: perf_rdr_shift_out_W 5471da177e4SLinus Torvalds;* 5481da177e4SLinus Torvalds;* Description: 5491da177e4SLinus Torvalds;* This routine moves data to the RDR's. The double-word that 5501da177e4SLinus Torvalds;* arg1 points to is loaded and moved into the staging register. 5511da177e4SLinus Torvalds;* Then the STDIAG instruction for the RDR # in arg0 is called 5521da177e4SLinus Torvalds;* to move the data to the RDR. 5531da177e4SLinus Torvalds;* 5541da177e4SLinus Torvalds;* Arguments: 5551da177e4SLinus Torvalds;* arg0 = rdr number 5561da177e4SLinus Torvalds;* arg1 = 64-bit value to write 5571da177e4SLinus Torvalds;* %r24 - DR2 | DR2_SLOW_RET 5581da177e4SLinus Torvalds;* %r23 - original DR2 value 5591da177e4SLinus Torvalds;* 5601da177e4SLinus Torvalds;* Returns: 5611da177e4SLinus Torvalds;* None 5621da177e4SLinus Torvalds;* 5631da177e4SLinus Torvalds;* Register usage: 5641da177e4SLinus Torvalds;* 5651da177e4SLinus Torvalds;*********************************************************************** 5661da177e4SLinus Torvalds 5678e9e9844SHelge DellerENTRY(perf_rdr_shift_out_W) 5681da177e4SLinus Torvalds .proc 5691da177e4SLinus Torvalds .callinfo frame=0,NO_CALLS 5701da177e4SLinus Torvalds .entry 5711da177e4SLinus Torvalds; 5721da177e4SLinus Torvalds; NOTE: The PCX-W ERS states that DR2_SLOW_RET must be set before any 5731da177e4SLinus Torvalds; shifting is done, from or to, the remote diagnose registers. 5741da177e4SLinus Torvalds; 5751da177e4SLinus Torvalds 5761da177e4SLinus Torvalds depdi,z 1,DR2_SLOW_RET,1,%r24 5771da177e4SLinus Torvalds MFDIAG_2 (23) 5781da177e4SLinus Torvalds or %r24,%r23,%r24 5791da177e4SLinus Torvalds MTDIAG_2 (24) ; set DR2_SLOW_RET 5801da177e4SLinus Torvalds MTDIAG_1 (25) ; data to the staging register 5811da177e4SLinus Torvalds shladd arg0,2,%r0,%r1 ; %r1 = 4 * RDR number 5821da177e4SLinus Torvalds blr %r1,%r0 ; branch to 8-instruction sequence 5831da177e4SLinus Torvalds nop 5841da177e4SLinus Torvalds 5851da177e4SLinus Torvalds ; 5861da177e4SLinus Torvalds ; RDR 0 write sequence 5871da177e4SLinus Torvalds ; 5881da177e4SLinus Torvalds sync ; RDR 0 write sequence 5891da177e4SLinus Torvalds ssm 0,0 5901da177e4SLinus Torvalds STDIAG (0) 5911da177e4SLinus Torvalds ssm 0,0 5921da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 5931da177e4SLinus Torvalds nop 5941da177e4SLinus Torvalds ssm 0,0 5951da177e4SLinus Torvalds nop 5961da177e4SLinus Torvalds 5971da177e4SLinus Torvalds ; 5981da177e4SLinus Torvalds ; RDR 1 write sequence 5991da177e4SLinus Torvalds ; 6001da177e4SLinus Torvalds sync 6011da177e4SLinus Torvalds ssm 0,0 6021da177e4SLinus Torvalds STDIAG (1) 6031da177e4SLinus Torvalds ssm 0,0 6041da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6051da177e4SLinus Torvalds nop 6061da177e4SLinus Torvalds ssm 0,0 6071da177e4SLinus Torvalds nop 6081da177e4SLinus Torvalds 6091da177e4SLinus Torvalds ; 6101da177e4SLinus Torvalds ; RDR 2 write sequence 6111da177e4SLinus Torvalds ; 6121da177e4SLinus Torvalds sync 6131da177e4SLinus Torvalds ssm 0,0 6141da177e4SLinus Torvalds STDIAG (2) 6151da177e4SLinus Torvalds ssm 0,0 6161da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6171da177e4SLinus Torvalds nop 6181da177e4SLinus Torvalds ssm 0,0 6191da177e4SLinus Torvalds nop 6201da177e4SLinus Torvalds 6211da177e4SLinus Torvalds ; 6221da177e4SLinus Torvalds ; RDR 3 write sequence 6231da177e4SLinus Torvalds ; 6241da177e4SLinus Torvalds sync 6251da177e4SLinus Torvalds ssm 0,0 6261da177e4SLinus Torvalds STDIAG (3) 6271da177e4SLinus Torvalds ssm 0,0 6281da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6291da177e4SLinus Torvalds nop 6301da177e4SLinus Torvalds ssm 0,0 6311da177e4SLinus Torvalds nop 6321da177e4SLinus Torvalds 6331da177e4SLinus Torvalds ; 6341da177e4SLinus Torvalds ; RDR 4 write sequence 6351da177e4SLinus Torvalds ; 6361da177e4SLinus Torvalds sync 6371da177e4SLinus Torvalds ssm 0,0 6381da177e4SLinus Torvalds STDIAG (4) 6391da177e4SLinus Torvalds ssm 0,0 6401da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6411da177e4SLinus Torvalds nop 6421da177e4SLinus Torvalds ssm 0,0 6431da177e4SLinus Torvalds nop 6441da177e4SLinus Torvalds 6451da177e4SLinus Torvalds ; 6461da177e4SLinus Torvalds ; RDR 5 write sequence 6471da177e4SLinus Torvalds ; 6481da177e4SLinus Torvalds sync 6491da177e4SLinus Torvalds ssm 0,0 6501da177e4SLinus Torvalds STDIAG (5) 6511da177e4SLinus Torvalds ssm 0,0 6521da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6531da177e4SLinus Torvalds nop 6541da177e4SLinus Torvalds ssm 0,0 6551da177e4SLinus Torvalds nop 6561da177e4SLinus Torvalds 6571da177e4SLinus Torvalds ; 6581da177e4SLinus Torvalds ; RDR 6 write sequence 6591da177e4SLinus Torvalds ; 6601da177e4SLinus Torvalds sync 6611da177e4SLinus Torvalds ssm 0,0 6621da177e4SLinus Torvalds STDIAG (6) 6631da177e4SLinus Torvalds ssm 0,0 6641da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6651da177e4SLinus Torvalds nop 6661da177e4SLinus Torvalds ssm 0,0 6671da177e4SLinus Torvalds nop 6681da177e4SLinus Torvalds 6691da177e4SLinus Torvalds ; 6701da177e4SLinus Torvalds ; RDR 7 write sequence 6711da177e4SLinus Torvalds ; 6721da177e4SLinus Torvalds sync 6731da177e4SLinus Torvalds ssm 0,0 6741da177e4SLinus Torvalds STDIAG (7) 6751da177e4SLinus Torvalds ssm 0,0 6761da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6771da177e4SLinus Torvalds nop 6781da177e4SLinus Torvalds ssm 0,0 6791da177e4SLinus Torvalds nop 6801da177e4SLinus Torvalds 6811da177e4SLinus Torvalds ; 6821da177e4SLinus Torvalds ; RDR 8 write sequence 6831da177e4SLinus Torvalds ; 6841da177e4SLinus Torvalds sync 6851da177e4SLinus Torvalds ssm 0,0 6861da177e4SLinus Torvalds STDIAG (8) 6871da177e4SLinus Torvalds ssm 0,0 6881da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 6891da177e4SLinus Torvalds nop 6901da177e4SLinus Torvalds ssm 0,0 6911da177e4SLinus Torvalds nop 6921da177e4SLinus Torvalds 6931da177e4SLinus Torvalds ; 6941da177e4SLinus Torvalds ; RDR 9 write sequence 6951da177e4SLinus Torvalds ; 6961da177e4SLinus Torvalds sync 6971da177e4SLinus Torvalds ssm 0,0 6981da177e4SLinus Torvalds STDIAG (9) 6991da177e4SLinus Torvalds ssm 0,0 7001da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7011da177e4SLinus Torvalds nop 7021da177e4SLinus Torvalds ssm 0,0 7031da177e4SLinus Torvalds nop 7041da177e4SLinus Torvalds 7051da177e4SLinus Torvalds ; 7061da177e4SLinus Torvalds ; RDR 10 write sequence 7071da177e4SLinus Torvalds ; 7081da177e4SLinus Torvalds sync 7091da177e4SLinus Torvalds ssm 0,0 7101da177e4SLinus Torvalds STDIAG (10) 7111da177e4SLinus Torvalds STDIAG (26) 7121da177e4SLinus Torvalds ssm 0,0 7131da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7141da177e4SLinus Torvalds ssm 0,0 7151da177e4SLinus Torvalds nop 7161da177e4SLinus Torvalds 7171da177e4SLinus Torvalds ; 7181da177e4SLinus Torvalds ; RDR 11 write sequence 7191da177e4SLinus Torvalds ; 7201da177e4SLinus Torvalds sync 7211da177e4SLinus Torvalds ssm 0,0 7221da177e4SLinus Torvalds STDIAG (11) 7231da177e4SLinus Torvalds STDIAG (27) 7241da177e4SLinus Torvalds ssm 0,0 7251da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7261da177e4SLinus Torvalds ssm 0,0 7271da177e4SLinus Torvalds nop 7281da177e4SLinus Torvalds 7291da177e4SLinus Torvalds ; 7301da177e4SLinus Torvalds ; RDR 12 write sequence 7311da177e4SLinus Torvalds ; 7321da177e4SLinus Torvalds sync 7331da177e4SLinus Torvalds ssm 0,0 7341da177e4SLinus Torvalds STDIAG (12) 7351da177e4SLinus Torvalds ssm 0,0 7361da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7371da177e4SLinus Torvalds nop 7381da177e4SLinus Torvalds ssm 0,0 7391da177e4SLinus Torvalds nop 7401da177e4SLinus Torvalds 7411da177e4SLinus Torvalds ; 7421da177e4SLinus Torvalds ; RDR 13 write sequence 7431da177e4SLinus Torvalds ; 7441da177e4SLinus Torvalds sync 7451da177e4SLinus Torvalds ssm 0,0 7461da177e4SLinus Torvalds STDIAG (13) 7471da177e4SLinus Torvalds ssm 0,0 7481da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7491da177e4SLinus Torvalds nop 7501da177e4SLinus Torvalds ssm 0,0 7511da177e4SLinus Torvalds nop 7521da177e4SLinus Torvalds 7531da177e4SLinus Torvalds ; 7541da177e4SLinus Torvalds ; RDR 14 write sequence 7551da177e4SLinus Torvalds ; 7561da177e4SLinus Torvalds sync 7571da177e4SLinus Torvalds ssm 0,0 7581da177e4SLinus Torvalds STDIAG (14) 7591da177e4SLinus Torvalds ssm 0,0 7601da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7611da177e4SLinus Torvalds nop 7621da177e4SLinus Torvalds ssm 0,0 7631da177e4SLinus Torvalds nop 7641da177e4SLinus Torvalds 7651da177e4SLinus Torvalds ; 7661da177e4SLinus Torvalds ; RDR 15 write sequence 7671da177e4SLinus Torvalds ; 7681da177e4SLinus Torvalds sync 7691da177e4SLinus Torvalds ssm 0,0 7701da177e4SLinus Torvalds STDIAG (15) 7711da177e4SLinus Torvalds ssm 0,0 7721da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7731da177e4SLinus Torvalds nop 7741da177e4SLinus Torvalds ssm 0,0 7751da177e4SLinus Torvalds nop 7761da177e4SLinus Torvalds 7771da177e4SLinus Torvalds ; 7781da177e4SLinus Torvalds ; RDR 16 write sequence 7791da177e4SLinus Torvalds ; 7801da177e4SLinus Torvalds sync 7811da177e4SLinus Torvalds ssm 0,0 7821da177e4SLinus Torvalds STDIAG (16) 7831da177e4SLinus Torvalds ssm 0,0 7841da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7851da177e4SLinus Torvalds nop 7861da177e4SLinus Torvalds ssm 0,0 7871da177e4SLinus Torvalds nop 7881da177e4SLinus Torvalds 7891da177e4SLinus Torvalds ; 7901da177e4SLinus Torvalds ; RDR 17 write sequence 7911da177e4SLinus Torvalds ; 7921da177e4SLinus Torvalds sync 7931da177e4SLinus Torvalds ssm 0,0 7941da177e4SLinus Torvalds STDIAG (17) 7951da177e4SLinus Torvalds ssm 0,0 7961da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 7971da177e4SLinus Torvalds nop 7981da177e4SLinus Torvalds ssm 0,0 7991da177e4SLinus Torvalds nop 8001da177e4SLinus Torvalds 8011da177e4SLinus Torvalds ; 8021da177e4SLinus Torvalds ; RDR 18 write sequence 8031da177e4SLinus Torvalds ; 8041da177e4SLinus Torvalds sync 8051da177e4SLinus Torvalds ssm 0,0 8061da177e4SLinus Torvalds STDIAG (18) 8071da177e4SLinus Torvalds ssm 0,0 8081da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8091da177e4SLinus Torvalds nop 8101da177e4SLinus Torvalds ssm 0,0 8111da177e4SLinus Torvalds nop 8121da177e4SLinus Torvalds 8131da177e4SLinus Torvalds ; 8141da177e4SLinus Torvalds ; RDR 19 write sequence 8151da177e4SLinus Torvalds ; 8161da177e4SLinus Torvalds sync 8171da177e4SLinus Torvalds ssm 0,0 8181da177e4SLinus Torvalds STDIAG (19) 8191da177e4SLinus Torvalds ssm 0,0 8201da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8211da177e4SLinus Torvalds nop 8221da177e4SLinus Torvalds ssm 0,0 8231da177e4SLinus Torvalds nop 8241da177e4SLinus Torvalds 8251da177e4SLinus Torvalds ; 8261da177e4SLinus Torvalds ; RDR 20 write sequence 8271da177e4SLinus Torvalds ; 8281da177e4SLinus Torvalds sync 8291da177e4SLinus Torvalds ssm 0,0 8301da177e4SLinus Torvalds STDIAG (20) 8311da177e4SLinus Torvalds ssm 0,0 8321da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8331da177e4SLinus Torvalds nop 8341da177e4SLinus Torvalds ssm 0,0 8351da177e4SLinus Torvalds nop 8361da177e4SLinus Torvalds 8371da177e4SLinus Torvalds ; 8381da177e4SLinus Torvalds ; RDR 21 write sequence 8391da177e4SLinus Torvalds ; 8401da177e4SLinus Torvalds sync 8411da177e4SLinus Torvalds ssm 0,0 8421da177e4SLinus Torvalds STDIAG (21) 8431da177e4SLinus Torvalds ssm 0,0 8441da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8451da177e4SLinus Torvalds nop 8461da177e4SLinus Torvalds ssm 0,0 8471da177e4SLinus Torvalds nop 8481da177e4SLinus Torvalds 8491da177e4SLinus Torvalds ; 8501da177e4SLinus Torvalds ; RDR 22 write sequence 8511da177e4SLinus Torvalds ; 8521da177e4SLinus Torvalds sync 8531da177e4SLinus Torvalds ssm 0,0 8541da177e4SLinus Torvalds STDIAG (22) 8551da177e4SLinus Torvalds ssm 0,0 8561da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8571da177e4SLinus Torvalds nop 8581da177e4SLinus Torvalds ssm 0,0 8591da177e4SLinus Torvalds nop 8601da177e4SLinus Torvalds 8611da177e4SLinus Torvalds ; 8621da177e4SLinus Torvalds ; RDR 23 write sequence 8631da177e4SLinus Torvalds ; 8641da177e4SLinus Torvalds sync 8651da177e4SLinus Torvalds ssm 0,0 8661da177e4SLinus Torvalds STDIAG (23) 8671da177e4SLinus Torvalds ssm 0,0 8681da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8691da177e4SLinus Torvalds nop 8701da177e4SLinus Torvalds ssm 0,0 8711da177e4SLinus Torvalds nop 8721da177e4SLinus Torvalds 8731da177e4SLinus Torvalds ; 8741da177e4SLinus Torvalds ; RDR 24 write sequence 8751da177e4SLinus Torvalds ; 8761da177e4SLinus Torvalds sync 8771da177e4SLinus Torvalds ssm 0,0 8781da177e4SLinus Torvalds STDIAG (24) 8791da177e4SLinus Torvalds ssm 0,0 8801da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8811da177e4SLinus Torvalds nop 8821da177e4SLinus Torvalds ssm 0,0 8831da177e4SLinus Torvalds nop 8841da177e4SLinus Torvalds 8851da177e4SLinus Torvalds ; 8861da177e4SLinus Torvalds ; RDR 25 write sequence 8871da177e4SLinus Torvalds ; 8881da177e4SLinus Torvalds sync 8891da177e4SLinus Torvalds ssm 0,0 8901da177e4SLinus Torvalds STDIAG (25) 8911da177e4SLinus Torvalds ssm 0,0 8921da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 8931da177e4SLinus Torvalds nop 8941da177e4SLinus Torvalds ssm 0,0 8951da177e4SLinus Torvalds nop 8961da177e4SLinus Torvalds 8971da177e4SLinus Torvalds ; 8981da177e4SLinus Torvalds ; RDR 26 write sequence 8991da177e4SLinus Torvalds ; 9001da177e4SLinus Torvalds sync 9011da177e4SLinus Torvalds ssm 0,0 9021da177e4SLinus Torvalds STDIAG (10) 9031da177e4SLinus Torvalds STDIAG (26) 9041da177e4SLinus Torvalds ssm 0,0 9051da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 9061da177e4SLinus Torvalds ssm 0,0 9071da177e4SLinus Torvalds nop 9081da177e4SLinus Torvalds 9091da177e4SLinus Torvalds ; 9101da177e4SLinus Torvalds ; RDR 27 write sequence 9111da177e4SLinus Torvalds ; 9121da177e4SLinus Torvalds sync 9131da177e4SLinus Torvalds ssm 0,0 9141da177e4SLinus Torvalds STDIAG (11) 9151da177e4SLinus Torvalds STDIAG (27) 9161da177e4SLinus Torvalds ssm 0,0 9171da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 9181da177e4SLinus Torvalds ssm 0,0 9191da177e4SLinus Torvalds nop 9201da177e4SLinus Torvalds 9211da177e4SLinus Torvalds ; 9221da177e4SLinus Torvalds ; RDR 28 write sequence 9231da177e4SLinus Torvalds ; 9241da177e4SLinus Torvalds sync 9251da177e4SLinus Torvalds ssm 0,0 9261da177e4SLinus Torvalds STDIAG (28) 9271da177e4SLinus Torvalds ssm 0,0 9281da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 9291da177e4SLinus Torvalds nop 9301da177e4SLinus Torvalds ssm 0,0 9311da177e4SLinus Torvalds nop 9321da177e4SLinus Torvalds 9331da177e4SLinus Torvalds ; 9341da177e4SLinus Torvalds ; RDR 29 write sequence 9351da177e4SLinus Torvalds ; 9361da177e4SLinus Torvalds sync 9371da177e4SLinus Torvalds ssm 0,0 9381da177e4SLinus Torvalds STDIAG (29) 9391da177e4SLinus Torvalds ssm 0,0 9401da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 9411da177e4SLinus Torvalds nop 9421da177e4SLinus Torvalds ssm 0,0 9431da177e4SLinus Torvalds nop 9441da177e4SLinus Torvalds 9451da177e4SLinus Torvalds ; 9461da177e4SLinus Torvalds ; RDR 30 write sequence 9471da177e4SLinus Torvalds ; 9481da177e4SLinus Torvalds sync 9491da177e4SLinus Torvalds ssm 0,0 9501da177e4SLinus Torvalds STDIAG (30) 9511da177e4SLinus Torvalds ssm 0,0 9521da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 9531da177e4SLinus Torvalds nop 9541da177e4SLinus Torvalds ssm 0,0 9551da177e4SLinus Torvalds nop 9561da177e4SLinus Torvalds 9571da177e4SLinus Torvalds ; 9581da177e4SLinus Torvalds ; RDR 31 write sequence 9591da177e4SLinus Torvalds ; 9601da177e4SLinus Torvalds sync 9611da177e4SLinus Torvalds ssm 0,0 9621da177e4SLinus Torvalds STDIAG (31) 9631da177e4SLinus Torvalds ssm 0,0 9641da177e4SLinus Torvalds b,n perf_rdr_shift_out_W_leave 9651da177e4SLinus Torvalds nop 9661da177e4SLinus Torvalds ssm 0,0 9671da177e4SLinus Torvalds nop 9681da177e4SLinus Torvalds 9691da177e4SLinus Torvaldsperf_rdr_shift_out_W_leave: 9701da177e4SLinus Torvalds bve (%r2) 9711da177e4SLinus Torvalds .exit 9721da177e4SLinus Torvalds MTDIAG_2 (23) ; restore DR2 9731da177e4SLinus Torvalds .procend 9748e9e9844SHelge DellerENDPROC(perf_rdr_shift_out_W) 9751da177e4SLinus Torvalds 9761da177e4SLinus Torvalds 9771da177e4SLinus Torvalds;*********************************************************************** 9781da177e4SLinus Torvalds;* 9791da177e4SLinus Torvalds;* Name: rdr_shift_in_U 9801da177e4SLinus Torvalds;* 9811da177e4SLinus Torvalds;* Description: 9821da177e4SLinus Torvalds;* This routine shifts data in from the RDR in arg0 and returns 9831da177e4SLinus Torvalds;* the result in ret0. If the RDR is <= 64 bits in length, it 9841da177e4SLinus Torvalds;* is shifted shifted backup immediately. This is to compensate 9851da177e4SLinus Torvalds;* for RDR10 which has bits that preclude PDC stack operations 9861da177e4SLinus Torvalds;* when they are in the wrong state. 9871da177e4SLinus Torvalds;* 9881da177e4SLinus Torvalds;* Arguments: 9891da177e4SLinus Torvalds;* arg0 : rdr to be read 9901da177e4SLinus Torvalds;* arg1 : bit length of rdr 9911da177e4SLinus Torvalds;* 9921da177e4SLinus Torvalds;* Returns: 9931da177e4SLinus Torvalds;* ret0 = next 64 bits of rdr data from staging register 9941da177e4SLinus Torvalds;* 9951da177e4SLinus Torvalds;* Register usage: 9961da177e4SLinus Torvalds;* arg0 : rdr to be read 9971da177e4SLinus Torvalds;* arg1 : bit length of rdr 9981da177e4SLinus Torvalds;* %r24 - original DR2 value 9991da177e4SLinus Torvalds;* %r23 - DR2 | DR2_SLOW_RET 10001da177e4SLinus Torvalds;* %r1 - scratch 10011da177e4SLinus Torvalds;* 10021da177e4SLinus Torvalds;*********************************************************************** 10031da177e4SLinus Torvalds 10048e9e9844SHelge DellerENTRY(perf_rdr_shift_in_U) 10051da177e4SLinus Torvalds .proc 10061da177e4SLinus Torvalds .callinfo frame=0,NO_CALLS 10071da177e4SLinus Torvalds .entry 10081da177e4SLinus Torvalds 10091da177e4SLinus Torvalds; read(shift in) the RDR. 10101da177e4SLinus Torvalds; 10111da177e4SLinus Torvalds; NOTE: The PCX-U ERS states that DR2_SLOW_RET must be set before any 10121da177e4SLinus Torvalds; shifting is done, from or to, remote diagnose registers. 10131da177e4SLinus Torvalds 10141da177e4SLinus Torvalds depdi,z 1,DR2_SLOW_RET,1,%r29 10151da177e4SLinus Torvalds MFDIAG_2 (24) 10161da177e4SLinus Torvalds or %r24,%r29,%r29 10171da177e4SLinus Torvalds MTDIAG_2 (29) ; set DR2_SLOW_RET 10181da177e4SLinus Torvalds 10191da177e4SLinus Torvalds nop 10201da177e4SLinus Torvalds nop 10211da177e4SLinus Torvalds nop 10221da177e4SLinus Torvalds nop 10231da177e4SLinus Torvalds 10241da177e4SLinus Torvalds; 10251da177e4SLinus Torvalds; Start of next 32-byte cacheline 10261da177e4SLinus Torvalds; 10271da177e4SLinus Torvalds nop 10281da177e4SLinus Torvalds nop 10291da177e4SLinus Torvalds nop 10301da177e4SLinus Torvalds extrd,u arg1,63,6,%r1 10311da177e4SLinus Torvalds 10321da177e4SLinus Torvalds mtsar %r1 10331da177e4SLinus Torvalds shladd arg0,2,%r0,%r1 ; %r1 = 4 * RDR number 10341da177e4SLinus Torvalds blr %r1,%r0 ; branch to 8-instruction sequence 10351da177e4SLinus Torvalds nop 10361da177e4SLinus Torvalds 10371da177e4SLinus Torvalds; 10381da177e4SLinus Torvalds; Start of next 32-byte cacheline 10391da177e4SLinus Torvalds; 10401da177e4SLinus Torvalds SFDIAG (0) ; RDR 0 read sequence 10411da177e4SLinus Torvalds ssm 0,0 10421da177e4SLinus Torvalds MFDIAG_1 (28) 10431da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 10441da177e4SLinus Torvalds MTDIAG_1 (1) 10451da177e4SLinus Torvalds STDIAG (0) 10461da177e4SLinus Torvalds ssm 0,0 10471da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 10481da177e4SLinus Torvalds 10491da177e4SLinus Torvalds SFDIAG (1) ; RDR 1 read sequence 10501da177e4SLinus Torvalds ssm 0,0 10511da177e4SLinus Torvalds MFDIAG_1 (28) 10521da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 10531da177e4SLinus Torvalds MTDIAG_1 (1) 10541da177e4SLinus Torvalds STDIAG (1) 10551da177e4SLinus Torvalds ssm 0,0 10561da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 10571da177e4SLinus Torvalds 10581da177e4SLinus Torvalds sync ; RDR 2 read sequence 10591da177e4SLinus Torvalds ssm 0,0 10601da177e4SLinus Torvalds SFDIAG (4) 10611da177e4SLinus Torvalds ssm 0,0 10621da177e4SLinus Torvalds MFDIAG_1 (28) 10631da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 10641da177e4SLinus Torvalds ssm 0,0 10651da177e4SLinus Torvalds nop 10661da177e4SLinus Torvalds 10671da177e4SLinus Torvalds sync ; RDR 3 read sequence 10681da177e4SLinus Torvalds ssm 0,0 10691da177e4SLinus Torvalds SFDIAG (3) 10701da177e4SLinus Torvalds ssm 0,0 10711da177e4SLinus Torvalds MFDIAG_1 (28) 10721da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 10731da177e4SLinus Torvalds ssm 0,0 10741da177e4SLinus Torvalds nop 10751da177e4SLinus Torvalds 10761da177e4SLinus Torvalds sync ; RDR 4 read sequence 10771da177e4SLinus Torvalds ssm 0,0 10781da177e4SLinus Torvalds SFDIAG (4) 10791da177e4SLinus Torvalds ssm 0,0 10801da177e4SLinus Torvalds MFDIAG_1 (28) 10811da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 10821da177e4SLinus Torvalds ssm 0,0 10831da177e4SLinus Torvalds nop 10841da177e4SLinus Torvalds 10851da177e4SLinus Torvalds sync ; RDR 5 read sequence 10861da177e4SLinus Torvalds ssm 0,0 10871da177e4SLinus Torvalds SFDIAG (5) 10881da177e4SLinus Torvalds ssm 0,0 10891da177e4SLinus Torvalds MFDIAG_1 (28) 10901da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 10911da177e4SLinus Torvalds ssm 0,0 10921da177e4SLinus Torvalds nop 10931da177e4SLinus Torvalds 10941da177e4SLinus Torvalds sync ; RDR 6 read sequence 10951da177e4SLinus Torvalds ssm 0,0 10961da177e4SLinus Torvalds SFDIAG (6) 10971da177e4SLinus Torvalds ssm 0,0 10981da177e4SLinus Torvalds MFDIAG_1 (28) 10991da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11001da177e4SLinus Torvalds ssm 0,0 11011da177e4SLinus Torvalds nop 11021da177e4SLinus Torvalds 11031da177e4SLinus Torvalds sync ; RDR 7 read sequence 11041da177e4SLinus Torvalds ssm 0,0 11051da177e4SLinus Torvalds SFDIAG (7) 11061da177e4SLinus Torvalds ssm 0,0 11071da177e4SLinus Torvalds MFDIAG_1 (28) 11081da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11091da177e4SLinus Torvalds ssm 0,0 11101da177e4SLinus Torvalds nop 11111da177e4SLinus Torvalds 11121da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11131da177e4SLinus Torvalds nop 11141da177e4SLinus Torvalds nop 11151da177e4SLinus Torvalds nop 11161da177e4SLinus Torvalds nop 11171da177e4SLinus Torvalds nop 11181da177e4SLinus Torvalds nop 11191da177e4SLinus Torvalds nop 11201da177e4SLinus Torvalds 11211da177e4SLinus Torvalds SFDIAG (9) ; RDR 9 read sequence 11221da177e4SLinus Torvalds ssm 0,0 11231da177e4SLinus Torvalds MFDIAG_1 (28) 11241da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11251da177e4SLinus Torvalds MTDIAG_1 (1) 11261da177e4SLinus Torvalds STDIAG (9) 11271da177e4SLinus Torvalds ssm 0,0 11281da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11291da177e4SLinus Torvalds 11301da177e4SLinus Torvalds SFDIAG (10) ; RDR 10 read sequence 11311da177e4SLinus Torvalds ssm 0,0 11321da177e4SLinus Torvalds MFDIAG_1 (28) 11331da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11341da177e4SLinus Torvalds MTDIAG_1 (1) 11351da177e4SLinus Torvalds STDIAG (10) 11361da177e4SLinus Torvalds ssm 0,0 11371da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11381da177e4SLinus Torvalds 11391da177e4SLinus Torvalds SFDIAG (11) ; RDR 11 read sequence 11401da177e4SLinus Torvalds ssm 0,0 11411da177e4SLinus Torvalds MFDIAG_1 (28) 11421da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11431da177e4SLinus Torvalds MTDIAG_1 (1) 11441da177e4SLinus Torvalds STDIAG (11) 11451da177e4SLinus Torvalds ssm 0,0 11461da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11471da177e4SLinus Torvalds 11481da177e4SLinus Torvalds SFDIAG (12) ; RDR 12 read sequence 11491da177e4SLinus Torvalds ssm 0,0 11501da177e4SLinus Torvalds MFDIAG_1 (28) 11511da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11521da177e4SLinus Torvalds MTDIAG_1 (1) 11531da177e4SLinus Torvalds STDIAG (12) 11541da177e4SLinus Torvalds ssm 0,0 11551da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11561da177e4SLinus Torvalds 11571da177e4SLinus Torvalds SFDIAG (13) ; RDR 13 read sequence 11581da177e4SLinus Torvalds ssm 0,0 11591da177e4SLinus Torvalds MFDIAG_1 (28) 11601da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11611da177e4SLinus Torvalds MTDIAG_1 (1) 11621da177e4SLinus Torvalds STDIAG (13) 11631da177e4SLinus Torvalds ssm 0,0 11641da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11651da177e4SLinus Torvalds 11661da177e4SLinus Torvalds SFDIAG (14) ; RDR 14 read sequence 11671da177e4SLinus Torvalds ssm 0,0 11681da177e4SLinus Torvalds MFDIAG_1 (28) 11691da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11701da177e4SLinus Torvalds MTDIAG_1 (1) 11711da177e4SLinus Torvalds STDIAG (14) 11721da177e4SLinus Torvalds ssm 0,0 11731da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11741da177e4SLinus Torvalds 11751da177e4SLinus Torvalds SFDIAG (15) ; RDR 15 read sequence 11761da177e4SLinus Torvalds ssm 0,0 11771da177e4SLinus Torvalds MFDIAG_1 (28) 11781da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11791da177e4SLinus Torvalds MTDIAG_1 (1) 11801da177e4SLinus Torvalds STDIAG (15) 11811da177e4SLinus Torvalds ssm 0,0 11821da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11831da177e4SLinus Torvalds 11841da177e4SLinus Torvalds sync ; RDR 16 read sequence 11851da177e4SLinus Torvalds ssm 0,0 11861da177e4SLinus Torvalds SFDIAG (16) 11871da177e4SLinus Torvalds ssm 0,0 11881da177e4SLinus Torvalds MFDIAG_1 (28) 11891da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 11901da177e4SLinus Torvalds ssm 0,0 11911da177e4SLinus Torvalds nop 11921da177e4SLinus Torvalds 11931da177e4SLinus Torvalds SFDIAG (17) ; RDR 17 read sequence 11941da177e4SLinus Torvalds ssm 0,0 11951da177e4SLinus Torvalds MFDIAG_1 (28) 11961da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 11971da177e4SLinus Torvalds MTDIAG_1 (1) 11981da177e4SLinus Torvalds STDIAG (17) 11991da177e4SLinus Torvalds ssm 0,0 12001da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12011da177e4SLinus Torvalds 12021da177e4SLinus Torvalds SFDIAG (18) ; RDR 18 read sequence 12031da177e4SLinus Torvalds ssm 0,0 12041da177e4SLinus Torvalds MFDIAG_1 (28) 12051da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 12061da177e4SLinus Torvalds MTDIAG_1 (1) 12071da177e4SLinus Torvalds STDIAG (18) 12081da177e4SLinus Torvalds ssm 0,0 12091da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12101da177e4SLinus Torvalds 12111da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12121da177e4SLinus Torvalds nop 12131da177e4SLinus Torvalds nop 12141da177e4SLinus Torvalds nop 12151da177e4SLinus Torvalds nop 12161da177e4SLinus Torvalds nop 12171da177e4SLinus Torvalds nop 12181da177e4SLinus Torvalds nop 12191da177e4SLinus Torvalds 12201da177e4SLinus Torvalds sync ; RDR 20 read sequence 12211da177e4SLinus Torvalds ssm 0,0 12221da177e4SLinus Torvalds SFDIAG (20) 12231da177e4SLinus Torvalds ssm 0,0 12241da177e4SLinus Torvalds MFDIAG_1 (28) 12251da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12261da177e4SLinus Torvalds ssm 0,0 12271da177e4SLinus Torvalds nop 12281da177e4SLinus Torvalds 12291da177e4SLinus Torvalds sync ; RDR 21 read sequence 12301da177e4SLinus Torvalds ssm 0,0 12311da177e4SLinus Torvalds SFDIAG (21) 12321da177e4SLinus Torvalds ssm 0,0 12331da177e4SLinus Torvalds MFDIAG_1 (28) 12341da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12351da177e4SLinus Torvalds ssm 0,0 12361da177e4SLinus Torvalds nop 12371da177e4SLinus Torvalds 12381da177e4SLinus Torvalds sync ; RDR 22 read sequence 12391da177e4SLinus Torvalds ssm 0,0 12401da177e4SLinus Torvalds SFDIAG (22) 12411da177e4SLinus Torvalds ssm 0,0 12421da177e4SLinus Torvalds MFDIAG_1 (28) 12431da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12441da177e4SLinus Torvalds ssm 0,0 12451da177e4SLinus Torvalds nop 12461da177e4SLinus Torvalds 12471da177e4SLinus Torvalds sync ; RDR 23 read sequence 12481da177e4SLinus Torvalds ssm 0,0 12491da177e4SLinus Torvalds SFDIAG (23) 12501da177e4SLinus Torvalds ssm 0,0 12511da177e4SLinus Torvalds MFDIAG_1 (28) 12521da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12531da177e4SLinus Torvalds ssm 0,0 12541da177e4SLinus Torvalds nop 12551da177e4SLinus Torvalds 12561da177e4SLinus Torvalds sync ; RDR 24 read sequence 12571da177e4SLinus Torvalds ssm 0,0 12581da177e4SLinus Torvalds SFDIAG (24) 12591da177e4SLinus Torvalds ssm 0,0 12601da177e4SLinus Torvalds MFDIAG_1 (28) 12611da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12621da177e4SLinus Torvalds ssm 0,0 12631da177e4SLinus Torvalds nop 12641da177e4SLinus Torvalds 12651da177e4SLinus Torvalds sync ; RDR 25 read sequence 12661da177e4SLinus Torvalds ssm 0,0 12671da177e4SLinus Torvalds SFDIAG (25) 12681da177e4SLinus Torvalds ssm 0,0 12691da177e4SLinus Torvalds MFDIAG_1 (28) 12701da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12711da177e4SLinus Torvalds ssm 0,0 12721da177e4SLinus Torvalds nop 12731da177e4SLinus Torvalds 12741da177e4SLinus Torvalds SFDIAG (26) ; RDR 26 read sequence 12751da177e4SLinus Torvalds ssm 0,0 12761da177e4SLinus Torvalds MFDIAG_1 (28) 12771da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 12781da177e4SLinus Torvalds MTDIAG_1 (1) 12791da177e4SLinus Torvalds STDIAG (26) 12801da177e4SLinus Torvalds ssm 0,0 12811da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12821da177e4SLinus Torvalds 12831da177e4SLinus Torvalds SFDIAG (27) ; RDR 27 read sequence 12841da177e4SLinus Torvalds ssm 0,0 12851da177e4SLinus Torvalds MFDIAG_1 (28) 12861da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 12871da177e4SLinus Torvalds MTDIAG_1 (1) 12881da177e4SLinus Torvalds STDIAG (27) 12891da177e4SLinus Torvalds ssm 0,0 12901da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12911da177e4SLinus Torvalds 12921da177e4SLinus Torvalds sync ; RDR 28 read sequence 12931da177e4SLinus Torvalds ssm 0,0 12941da177e4SLinus Torvalds SFDIAG (28) 12951da177e4SLinus Torvalds ssm 0,0 12961da177e4SLinus Torvalds MFDIAG_1 (28) 12971da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 12981da177e4SLinus Torvalds ssm 0,0 12991da177e4SLinus Torvalds nop 13001da177e4SLinus Torvalds 13011da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 13021da177e4SLinus Torvalds nop 13031da177e4SLinus Torvalds nop 13041da177e4SLinus Torvalds nop 13051da177e4SLinus Torvalds nop 13061da177e4SLinus Torvalds nop 13071da177e4SLinus Torvalds nop 13081da177e4SLinus Torvalds nop 13091da177e4SLinus Torvalds 13101da177e4SLinus Torvalds SFDIAG (30) ; RDR 30 read sequence 13111da177e4SLinus Torvalds ssm 0,0 13121da177e4SLinus Torvalds MFDIAG_1 (28) 13131da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 13141da177e4SLinus Torvalds MTDIAG_1 (1) 13151da177e4SLinus Torvalds STDIAG (30) 13161da177e4SLinus Torvalds ssm 0,0 13171da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 13181da177e4SLinus Torvalds 13191da177e4SLinus Torvalds SFDIAG (31) ; RDR 31 read sequence 13201da177e4SLinus Torvalds ssm 0,0 13211da177e4SLinus Torvalds MFDIAG_1 (28) 13221da177e4SLinus Torvalds shrpd ret0,%r0,%sar,%r1 13231da177e4SLinus Torvalds MTDIAG_1 (1) 13241da177e4SLinus Torvalds STDIAG (31) 13251da177e4SLinus Torvalds ssm 0,0 13261da177e4SLinus Torvalds b,n perf_rdr_shift_in_U_leave 13271da177e4SLinus Torvalds nop 13281da177e4SLinus Torvalds 13291da177e4SLinus Torvaldsperf_rdr_shift_in_U_leave: 13301da177e4SLinus Torvalds bve (%r2) 13311da177e4SLinus Torvalds .exit 13321da177e4SLinus Torvalds MTDIAG_2 (24) ; restore DR2 13331da177e4SLinus Torvalds .procend 13348e9e9844SHelge DellerENDPROC(perf_rdr_shift_in_U) 13351da177e4SLinus Torvalds 13361da177e4SLinus Torvalds;*********************************************************************** 13371da177e4SLinus Torvalds;* 13381da177e4SLinus Torvalds;* Name: rdr_shift_out_U 13391da177e4SLinus Torvalds;* 13401da177e4SLinus Torvalds;* Description: 13411da177e4SLinus Torvalds;* This routine moves data to the RDR's. The double-word that 13421da177e4SLinus Torvalds;* arg1 points to is loaded and moved into the staging register. 13431da177e4SLinus Torvalds;* Then the STDIAG instruction for the RDR # in arg0 is called 13441da177e4SLinus Torvalds;* to move the data to the RDR. 13451da177e4SLinus Torvalds;* 13461da177e4SLinus Torvalds;* Arguments: 13471da177e4SLinus Torvalds;* arg0 = rdr target 13481da177e4SLinus Torvalds;* arg1 = buffer pointer 13491da177e4SLinus Torvalds;* 13501da177e4SLinus Torvalds;* Returns: 13511da177e4SLinus Torvalds;* None 13521da177e4SLinus Torvalds;* 13531da177e4SLinus Torvalds;* Register usage: 13541da177e4SLinus Torvalds;* arg0 = rdr target 13551da177e4SLinus Torvalds;* arg1 = buffer pointer 13561da177e4SLinus Torvalds;* %r24 - DR2 | DR2_SLOW_RET 13571da177e4SLinus Torvalds;* %r23 - original DR2 value 13581da177e4SLinus Torvalds;* 13591da177e4SLinus Torvalds;*********************************************************************** 13601da177e4SLinus Torvalds 13618e9e9844SHelge DellerENTRY(perf_rdr_shift_out_U) 13621da177e4SLinus Torvalds .proc 13631da177e4SLinus Torvalds .callinfo frame=0,NO_CALLS 13641da177e4SLinus Torvalds .entry 13651da177e4SLinus Torvalds 13661da177e4SLinus Torvalds; 13671da177e4SLinus Torvalds; NOTE: The PCX-U ERS states that DR2_SLOW_RET must be set before any 13681da177e4SLinus Torvalds; shifting is done, from or to, the remote diagnose registers. 13691da177e4SLinus Torvalds; 13701da177e4SLinus Torvalds 13711da177e4SLinus Torvalds depdi,z 1,DR2_SLOW_RET,1,%r24 13721da177e4SLinus Torvalds MFDIAG_2 (23) 13731da177e4SLinus Torvalds or %r24,%r23,%r24 13741da177e4SLinus Torvalds MTDIAG_2 (24) ; set DR2_SLOW_RET 13751da177e4SLinus Torvalds 13761da177e4SLinus Torvalds MTDIAG_1 (25) ; data to the staging register 13771da177e4SLinus Torvalds shladd arg0,2,%r0,%r1 ; %r1 = 4 * RDR number 13781da177e4SLinus Torvalds blr %r1,%r0 ; branch to 8-instruction sequence 13791da177e4SLinus Torvalds nop 13801da177e4SLinus Torvalds 13811da177e4SLinus Torvalds; 13821da177e4SLinus Torvalds; 32-byte cachline aligned 13831da177e4SLinus Torvalds; 13841da177e4SLinus Torvalds 13851da177e4SLinus Torvalds sync ; RDR 0 write sequence 13861da177e4SLinus Torvalds ssm 0,0 13871da177e4SLinus Torvalds STDIAG (0) 13881da177e4SLinus Torvalds ssm 0,0 13891da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 13901da177e4SLinus Torvalds nop 13911da177e4SLinus Torvalds ssm 0,0 13921da177e4SLinus Torvalds nop 13931da177e4SLinus Torvalds 13941da177e4SLinus Torvalds sync ; RDR 1 write sequence 13951da177e4SLinus Torvalds ssm 0,0 13961da177e4SLinus Torvalds STDIAG (1) 13971da177e4SLinus Torvalds ssm 0,0 13981da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 13991da177e4SLinus Torvalds nop 14001da177e4SLinus Torvalds ssm 0,0 14011da177e4SLinus Torvalds nop 14021da177e4SLinus Torvalds 14031da177e4SLinus Torvalds sync ; RDR 2 write sequence 14041da177e4SLinus Torvalds ssm 0,0 14051da177e4SLinus Torvalds STDIAG (2) 14061da177e4SLinus Torvalds ssm 0,0 14071da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14081da177e4SLinus Torvalds nop 14091da177e4SLinus Torvalds ssm 0,0 14101da177e4SLinus Torvalds nop 14111da177e4SLinus Torvalds 14121da177e4SLinus Torvalds sync ; RDR 3 write sequence 14131da177e4SLinus Torvalds ssm 0,0 14141da177e4SLinus Torvalds STDIAG (3) 14151da177e4SLinus Torvalds ssm 0,0 14161da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14171da177e4SLinus Torvalds nop 14181da177e4SLinus Torvalds ssm 0,0 14191da177e4SLinus Torvalds nop 14201da177e4SLinus Torvalds 14211da177e4SLinus Torvalds sync ; RDR 4 write sequence 14221da177e4SLinus Torvalds ssm 0,0 14231da177e4SLinus Torvalds STDIAG (4) 14241da177e4SLinus Torvalds ssm 0,0 14251da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14261da177e4SLinus Torvalds nop 14271da177e4SLinus Torvalds ssm 0,0 14281da177e4SLinus Torvalds nop 14291da177e4SLinus Torvalds 14301da177e4SLinus Torvalds sync ; RDR 5 write sequence 14311da177e4SLinus Torvalds ssm 0,0 14321da177e4SLinus Torvalds STDIAG (5) 14331da177e4SLinus Torvalds ssm 0,0 14341da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14351da177e4SLinus Torvalds nop 14361da177e4SLinus Torvalds ssm 0,0 14371da177e4SLinus Torvalds nop 14381da177e4SLinus Torvalds 14391da177e4SLinus Torvalds sync ; RDR 6 write sequence 14401da177e4SLinus Torvalds ssm 0,0 14411da177e4SLinus Torvalds STDIAG (6) 14421da177e4SLinus Torvalds ssm 0,0 14431da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14441da177e4SLinus Torvalds nop 14451da177e4SLinus Torvalds ssm 0,0 14461da177e4SLinus Torvalds nop 14471da177e4SLinus Torvalds 14481da177e4SLinus Torvalds sync ; RDR 7 write sequence 14491da177e4SLinus Torvalds ssm 0,0 14501da177e4SLinus Torvalds STDIAG (7) 14511da177e4SLinus Torvalds ssm 0,0 14521da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14531da177e4SLinus Torvalds nop 14541da177e4SLinus Torvalds ssm 0,0 14551da177e4SLinus Torvalds nop 14561da177e4SLinus Torvalds 14571da177e4SLinus Torvalds sync ; RDR 8 write sequence 14581da177e4SLinus Torvalds ssm 0,0 14591da177e4SLinus Torvalds STDIAG (8) 14601da177e4SLinus Torvalds ssm 0,0 14611da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14621da177e4SLinus Torvalds nop 14631da177e4SLinus Torvalds ssm 0,0 14641da177e4SLinus Torvalds nop 14651da177e4SLinus Torvalds 14661da177e4SLinus Torvalds sync ; RDR 9 write sequence 14671da177e4SLinus Torvalds ssm 0,0 14681da177e4SLinus Torvalds STDIAG (9) 14691da177e4SLinus Torvalds ssm 0,0 14701da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14711da177e4SLinus Torvalds nop 14721da177e4SLinus Torvalds ssm 0,0 14731da177e4SLinus Torvalds nop 14741da177e4SLinus Torvalds 14751da177e4SLinus Torvalds sync ; RDR 10 write sequence 14761da177e4SLinus Torvalds ssm 0,0 14771da177e4SLinus Torvalds STDIAG (10) 14781da177e4SLinus Torvalds ssm 0,0 14791da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14801da177e4SLinus Torvalds nop 14811da177e4SLinus Torvalds ssm 0,0 14821da177e4SLinus Torvalds nop 14831da177e4SLinus Torvalds 14841da177e4SLinus Torvalds sync ; RDR 11 write sequence 14851da177e4SLinus Torvalds ssm 0,0 14861da177e4SLinus Torvalds STDIAG (11) 14871da177e4SLinus Torvalds ssm 0,0 14881da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14891da177e4SLinus Torvalds nop 14901da177e4SLinus Torvalds ssm 0,0 14911da177e4SLinus Torvalds nop 14921da177e4SLinus Torvalds 14931da177e4SLinus Torvalds sync ; RDR 12 write sequence 14941da177e4SLinus Torvalds ssm 0,0 14951da177e4SLinus Torvalds STDIAG (12) 14961da177e4SLinus Torvalds ssm 0,0 14971da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 14981da177e4SLinus Torvalds nop 14991da177e4SLinus Torvalds ssm 0,0 15001da177e4SLinus Torvalds nop 15011da177e4SLinus Torvalds 15021da177e4SLinus Torvalds sync ; RDR 13 write sequence 15031da177e4SLinus Torvalds ssm 0,0 15041da177e4SLinus Torvalds STDIAG (13) 15051da177e4SLinus Torvalds ssm 0,0 15061da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15071da177e4SLinus Torvalds nop 15081da177e4SLinus Torvalds ssm 0,0 15091da177e4SLinus Torvalds nop 15101da177e4SLinus Torvalds 15111da177e4SLinus Torvalds sync ; RDR 14 write sequence 15121da177e4SLinus Torvalds ssm 0,0 15131da177e4SLinus Torvalds STDIAG (14) 15141da177e4SLinus Torvalds ssm 0,0 15151da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15161da177e4SLinus Torvalds nop 15171da177e4SLinus Torvalds ssm 0,0 15181da177e4SLinus Torvalds nop 15191da177e4SLinus Torvalds 15201da177e4SLinus Torvalds sync ; RDR 15 write sequence 15211da177e4SLinus Torvalds ssm 0,0 15221da177e4SLinus Torvalds STDIAG (15) 15231da177e4SLinus Torvalds ssm 0,0 15241da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15251da177e4SLinus Torvalds nop 15261da177e4SLinus Torvalds ssm 0,0 15271da177e4SLinus Torvalds nop 15281da177e4SLinus Torvalds 15291da177e4SLinus Torvalds sync ; RDR 16 write sequence 15301da177e4SLinus Torvalds ssm 0,0 15311da177e4SLinus Torvalds STDIAG (16) 15321da177e4SLinus Torvalds ssm 0,0 15331da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15341da177e4SLinus Torvalds nop 15351da177e4SLinus Torvalds ssm 0,0 15361da177e4SLinus Torvalds nop 15371da177e4SLinus Torvalds 15381da177e4SLinus Torvalds sync ; RDR 17 write sequence 15391da177e4SLinus Torvalds ssm 0,0 15401da177e4SLinus Torvalds STDIAG (17) 15411da177e4SLinus Torvalds ssm 0,0 15421da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15431da177e4SLinus Torvalds nop 15441da177e4SLinus Torvalds ssm 0,0 15451da177e4SLinus Torvalds nop 15461da177e4SLinus Torvalds 15471da177e4SLinus Torvalds sync ; RDR 18 write sequence 15481da177e4SLinus Torvalds ssm 0,0 15491da177e4SLinus Torvalds STDIAG (18) 15501da177e4SLinus Torvalds ssm 0,0 15511da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15521da177e4SLinus Torvalds nop 15531da177e4SLinus Torvalds ssm 0,0 15541da177e4SLinus Torvalds nop 15551da177e4SLinus Torvalds 15561da177e4SLinus Torvalds sync ; RDR 19 write sequence 15571da177e4SLinus Torvalds ssm 0,0 15581da177e4SLinus Torvalds STDIAG (19) 15591da177e4SLinus Torvalds ssm 0,0 15601da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15611da177e4SLinus Torvalds nop 15621da177e4SLinus Torvalds ssm 0,0 15631da177e4SLinus Torvalds nop 15641da177e4SLinus Torvalds 15651da177e4SLinus Torvalds sync ; RDR 20 write sequence 15661da177e4SLinus Torvalds ssm 0,0 15671da177e4SLinus Torvalds STDIAG (20) 15681da177e4SLinus Torvalds ssm 0,0 15691da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15701da177e4SLinus Torvalds nop 15711da177e4SLinus Torvalds ssm 0,0 15721da177e4SLinus Torvalds nop 15731da177e4SLinus Torvalds 15741da177e4SLinus Torvalds sync ; RDR 21 write sequence 15751da177e4SLinus Torvalds ssm 0,0 15761da177e4SLinus Torvalds STDIAG (21) 15771da177e4SLinus Torvalds ssm 0,0 15781da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15791da177e4SLinus Torvalds nop 15801da177e4SLinus Torvalds ssm 0,0 15811da177e4SLinus Torvalds nop 15821da177e4SLinus Torvalds 15831da177e4SLinus Torvalds sync ; RDR 22 write sequence 15841da177e4SLinus Torvalds ssm 0,0 15851da177e4SLinus Torvalds STDIAG (22) 15861da177e4SLinus Torvalds ssm 0,0 15871da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15881da177e4SLinus Torvalds nop 15891da177e4SLinus Torvalds ssm 0,0 15901da177e4SLinus Torvalds nop 15911da177e4SLinus Torvalds 15921da177e4SLinus Torvalds sync ; RDR 23 write sequence 15931da177e4SLinus Torvalds ssm 0,0 15941da177e4SLinus Torvalds STDIAG (23) 15951da177e4SLinus Torvalds ssm 0,0 15961da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 15971da177e4SLinus Torvalds nop 15981da177e4SLinus Torvalds ssm 0,0 15991da177e4SLinus Torvalds nop 16001da177e4SLinus Torvalds 16011da177e4SLinus Torvalds sync ; RDR 24 write sequence 16021da177e4SLinus Torvalds ssm 0,0 16031da177e4SLinus Torvalds STDIAG (24) 16041da177e4SLinus Torvalds ssm 0,0 16051da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16061da177e4SLinus Torvalds nop 16071da177e4SLinus Torvalds ssm 0,0 16081da177e4SLinus Torvalds nop 16091da177e4SLinus Torvalds 16101da177e4SLinus Torvalds sync ; RDR 25 write sequence 16111da177e4SLinus Torvalds ssm 0,0 16121da177e4SLinus Torvalds STDIAG (25) 16131da177e4SLinus Torvalds ssm 0,0 16141da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16151da177e4SLinus Torvalds nop 16161da177e4SLinus Torvalds ssm 0,0 16171da177e4SLinus Torvalds nop 16181da177e4SLinus Torvalds 16191da177e4SLinus Torvalds sync ; RDR 26 write sequence 16201da177e4SLinus Torvalds ssm 0,0 16211da177e4SLinus Torvalds STDIAG (26) 16221da177e4SLinus Torvalds ssm 0,0 16231da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16241da177e4SLinus Torvalds nop 16251da177e4SLinus Torvalds ssm 0,0 16261da177e4SLinus Torvalds nop 16271da177e4SLinus Torvalds 16281da177e4SLinus Torvalds sync ; RDR 27 write sequence 16291da177e4SLinus Torvalds ssm 0,0 16301da177e4SLinus Torvalds STDIAG (27) 16311da177e4SLinus Torvalds ssm 0,0 16321da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16331da177e4SLinus Torvalds nop 16341da177e4SLinus Torvalds ssm 0,0 16351da177e4SLinus Torvalds nop 16361da177e4SLinus Torvalds 16371da177e4SLinus Torvalds sync ; RDR 28 write sequence 16381da177e4SLinus Torvalds ssm 0,0 16391da177e4SLinus Torvalds STDIAG (28) 16401da177e4SLinus Torvalds ssm 0,0 16411da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16421da177e4SLinus Torvalds nop 16431da177e4SLinus Torvalds ssm 0,0 16441da177e4SLinus Torvalds nop 16451da177e4SLinus Torvalds 16461da177e4SLinus Torvalds sync ; RDR 29 write sequence 16471da177e4SLinus Torvalds ssm 0,0 16481da177e4SLinus Torvalds STDIAG (29) 16491da177e4SLinus Torvalds ssm 0,0 16501da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16511da177e4SLinus Torvalds nop 16521da177e4SLinus Torvalds ssm 0,0 16531da177e4SLinus Torvalds nop 16541da177e4SLinus Torvalds 16551da177e4SLinus Torvalds sync ; RDR 30 write sequence 16561da177e4SLinus Torvalds ssm 0,0 16571da177e4SLinus Torvalds STDIAG (30) 16581da177e4SLinus Torvalds ssm 0,0 16591da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16601da177e4SLinus Torvalds nop 16611da177e4SLinus Torvalds ssm 0,0 16621da177e4SLinus Torvalds nop 16631da177e4SLinus Torvalds 16641da177e4SLinus Torvalds sync ; RDR 31 write sequence 16651da177e4SLinus Torvalds ssm 0,0 16661da177e4SLinus Torvalds STDIAG (31) 16671da177e4SLinus Torvalds ssm 0,0 16681da177e4SLinus Torvalds b,n perf_rdr_shift_out_U_leave 16691da177e4SLinus Torvalds nop 16701da177e4SLinus Torvalds ssm 0,0 16711da177e4SLinus Torvalds nop 16721da177e4SLinus Torvalds 16731da177e4SLinus Torvaldsperf_rdr_shift_out_U_leave: 16741da177e4SLinus Torvalds bve (%r2) 16751da177e4SLinus Torvalds .exit 16761da177e4SLinus Torvalds MTDIAG_2 (23) ; restore DR2 16771da177e4SLinus Torvalds .procend 16788e9e9844SHelge DellerENDPROC(perf_rdr_shift_out_U) 16791da177e4SLinus Torvalds 1680