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[src/trunk]: src/sys/dev/tprof Retire arm_[di]sb in favour of the isb() and d...
details: https://anonhg.NetBSD.org/src/rev/ebfade7829d5
branches: trunk
changeset: 941787:ebfade7829d5
user: skrll <skrll%NetBSD.org@localhost>
date: Fri Oct 30 18:54:35 2020 +0000
description:
Retire arm_[di]sb in favour of the isb() and dsb(sy) macro invocations.
diffstat:
sys/arch/aarch64/include/locore.h | 14 +-----------
sys/arch/arm/arm/cpufunc.c | 6 ++--
sys/arch/arm/arm32/arm32_kvminit.c | 6 ++--
sys/arch/arm/arm32/arm32_machdep.c | 6 ++--
sys/arch/arm/arm32/arm32_tlb.c | 34 +++++++++++++++---------------
sys/arch/arm/arm32/armv7_generic_space.c | 6 ++--
sys/arch/arm/arm32/db_machdep.c | 12 +++++++---
sys/arch/arm/arm32/pmap.c | 16 +++++++-------
sys/arch/arm/broadcom/bcm53xx_pax.c | 6 ++--
sys/arch/arm/broadcom/bcmgen_space.c | 6 ++--
sys/arch/arm/cortex/gicv3.c | 26 +++++++++++-----------
sys/arch/arm/cortex/gtmr.c | 16 +++++++-------
sys/arch/arm/include/arm32/pmap.h | 4 +-
sys/arch/arm/include/locore.h | 31 +---------------------------
sys/arch/arm/marvell/armadaxp.c | 16 +++++++-------
sys/arch/arm/samsung/exynos_platform.c | 6 ++--
sys/arch/arm/vexpress/vexpress_platform.c | 6 ++--
sys/arch/arm/vfp/vfp_init.c | 6 ++--
sys/arch/arm/virt/virt_platform.c | 6 ++--
sys/arch/arm/zynq/zynq_space.c | 6 ++--
sys/arch/evbarm/bcm53xx/bcm53xx_machdep.c | 6 ++--
sys/arch/evbarm/beagle/beagle_machdep.c | 6 ++--
sys/arch/evbarm/gumstix/gumstix_machdep.c | 4 +-
sys/arch/evbarm/zynq/zynq_machdep.c | 6 ++--
sys/dev/tprof/tprof_armv7.c | 8 +++---
sys/dev/tprof/tprof_armv8.c | 10 ++++----
26 files changed, 119 insertions(+), 156 deletions(-)
diffs (truncated from 1084 to 300 lines):
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/aarch64/include/locore.h
--- a/sys/arch/aarch64/include/locore.h Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/aarch64/include/locore.h Fri Oct 30 18:54:35 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.h,v 1.5 2018/07/09 09:09:47 jmcneill Exp $ */
+/* $NetBSD: locore.h,v 1.6 2020/10/30 18:54:35 skrll Exp $ */
/*-
* Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -86,18 +86,6 @@
return oldpsw;
}
-static inline void
-arm_dsb(void)
-{
- __asm __volatile("dsb sy" ::: "memory");
-}
-
-static inline void
-arm_isb(void)
-{
- __asm __volatile("isb" ::: "memory");
-}
-
#endif /* _LOCORE */
#elif defined(__arm__)
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/arm/arm/cpufunc.c
--- a/sys/arch/arm/arm/cpufunc.c Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/arm/arm/cpufunc.c Fri Oct 30 18:54:35 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: cpufunc.c,v 1.177 2020/07/10 12:25:08 skrll Exp $ */
+/* $NetBSD: cpufunc.c,v 1.178 2020/10/30 18:54:36 skrll Exp $ */
/*
* arm7tdmi support code Copyright (c) 2001 John Fremlin
@@ -49,7 +49,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: cpufunc.c,v 1.177 2020/07/10 12:25:08 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: cpufunc.c,v 1.178 2020/10/30 18:54:36 skrll Exp $");
#include "opt_arm_start.h"
#include "opt_compat_netbsd.h"
@@ -1330,7 +1330,7 @@
__asm volatile(".arch\tarmv7a");
armreg_csselr_write(cssr);
- arm_isb(); /* sync to the new cssr */
+ isb(); /* sync to the new cssr */
#else
__asm volatile("mcr p15, 1, %0, c0, c0, 2" :: "r" (cssr) : "memory");
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/arm/arm32/arm32_kvminit.c
--- a/sys/arch/arm/arm32/arm32_kvminit.c Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/arm/arm32/arm32_kvminit.c Fri Oct 30 18:54:35 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: arm32_kvminit.c,v 1.65 2020/08/28 13:36:52 skrll Exp $ */
+/* $NetBSD: arm32_kvminit.c,v 1.66 2020/10/30 18:54:36 skrll Exp $ */
/*
* Copyright (c) 2002, 2003, 2005 Genetec Corporation. All rights reserved.
@@ -127,7 +127,7 @@
#include "opt_multiprocessor.h"
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: arm32_kvminit.c,v 1.65 2020/08/28 13:36:52 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: arm32_kvminit.c,v 1.66 2020/10/30 18:54:36 skrll Exp $");
#include <sys/param.h>
@@ -1050,7 +1050,7 @@
*/
armreg_ttbcr_write(armreg_ttbcr_read() | TTBCR_S_PD0);
cpu_setttb(l1pt_pa, KERNEL_PID);
- arm_isb();
+ isb();
#else
cpu_setttb(l1pt_pa, true);
#endif
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/arm/arm32/arm32_machdep.c
--- a/sys/arch/arm/arm32/arm32_machdep.c Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/arm/arm32/arm32_machdep.c Fri Oct 30 18:54:35 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: arm32_machdep.c,v 1.137 2020/08/28 13:15:05 skrll Exp $ */
+/* $NetBSD: arm32_machdep.c,v 1.138 2020/10/30 18:54:36 skrll Exp $ */
/*
* Copyright (c) 1994-1998 Mark Brinicombe.
@@ -42,7 +42,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: arm32_machdep.c,v 1.137 2020/08/28 13:15:05 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: arm32_machdep.c,v 1.138 2020/10/30 18:54:36 skrll Exp $");
#include "opt_arm_debug.h"
#include "opt_arm_start.h"
@@ -752,7 +752,7 @@
armreg_ttbcr_write(armreg_ttbcr_read() | TTBCR_S_PD0);
cpu_setttb(pmap_kernel()->pm_l1_pa , KERNEL_PID);
- arm_isb();
+ isb();
#else
cpu_setttb(pmap_kernel()->pm_l1->l1_physaddr, true);
#endif
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/arm/arm32/arm32_tlb.c
--- a/sys/arch/arm/arm32/arm32_tlb.c Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/arm/arm32/arm32_tlb.c Fri Oct 30 18:54:35 2020 +0000
@@ -31,7 +31,7 @@
#include "opt_multiprocessor.h"
#include <sys/cdefs.h>
-__KERNEL_RCSID(1, "$NetBSD: arm32_tlb.c,v 1.13 2020/09/29 19:58:49 jmcneill Exp $");
+__KERNEL_RCSID(1, "$NetBSD: arm32_tlb.c,v 1.14 2020/10/30 18:54:36 skrll Exp $");
#include <sys/param.h>
#include <sys/types.h>
@@ -52,26 +52,26 @@
void
tlb_set_asid(tlb_asid_t asid)
{
- arm_dsb();
+ dsb(sy);
if (asid == KERNEL_PID) {
armreg_ttbcr_write(armreg_ttbcr_read() | TTBCR_S_PD0);
- arm_isb();
+ isb();
}
armreg_contextidr_write(asid);
- arm_isb();
+ isb();
}
void
tlb_invalidate_all(void)
{
const bool vivt_icache_p = arm_pcache.icache_type == CACHE_TYPE_VIVT;
- arm_dsb();
+ dsb(sy);
if (arm_has_mpext_p) {
armreg_tlbiallis_write(0);
} else {
armreg_tlbiall_write(0);
}
- arm_isb();
+ isb();
if (__predict_false(vivt_icache_p)) {
if (arm_has_tlbiasid_p) {
armreg_icialluis_write(0);
@@ -79,8 +79,8 @@
armreg_iciallu_write(0);
}
}
- arm_dsb();
- arm_isb();
+ dsb(sy);
+ isb();
}
void
@@ -93,7 +93,7 @@
tlb_invalidate_asids(tlb_asid_t lo, tlb_asid_t hi)
{
const bool vivt_icache_p = arm_pcache.icache_type == CACHE_TYPE_VIVT;
- arm_dsb();
+ dsb(sy);
if (arm_has_tlbiasid_p) {
for (; lo <= hi; lo++) {
if (arm_has_mpext_p) {
@@ -102,8 +102,8 @@
armreg_tlbiasid_write(lo);
}
}
- arm_dsb();
- arm_isb();
+ dsb(sy);
+ isb();
if (__predict_false(vivt_icache_p)) {
if (arm_has_mpext_p) {
armreg_icialluis_write(0);
@@ -113,18 +113,18 @@
}
} else {
armreg_tlbiall_write(0);
- arm_isb();
+ isb();
if (__predict_false(vivt_icache_p)) {
armreg_iciallu_write(0);
}
}
- arm_isb();
+ isb();
}
void
tlb_invalidate_addr(vaddr_t va, tlb_asid_t asid)
{
- arm_dsb();
+ dsb(sy);
va = trunc_page(va) | asid;
for (vaddr_t eva = va + PAGE_SIZE; va < eva; va += L2_S_SIZE) {
if (arm_has_mpext_p) {
@@ -133,7 +133,7 @@
armreg_tlbimva_write(va);
}
}
- arm_isb();
+ isb();
}
bool
@@ -153,7 +153,7 @@
armreg_tlbdataop_write(
__SHIFTIN(way, ARM_TLBDATAOP_WAY)
| __SHIFTIN(va_index, ARM_A5_TLBDATAOP_INDEX));
- arm_isb();
+ isb();
const uint64_t d = ((uint64_t) armreg_tlbdata1_read())
| armreg_tlbdata0_read();
if (!(d & ARM_TLBDATA_VALID)
@@ -185,7 +185,7 @@
armreg_tlbdataop_write(
__SHIFTIN(way, ARM_TLBDATAOP_WAY)
| __SHIFTIN(va_index, ARM_A7_TLBDATAOP_INDEX));
- arm_isb();
+ isb();
const uint32_t d0 = armreg_tlbdata0_read();
const uint32_t d1 = armreg_tlbdata1_read();
if (!(d0 & ARM_TLBDATA_VALID)
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/arm/arm32/armv7_generic_space.c
--- a/sys/arch/arm/arm32/armv7_generic_space.c Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/arm/arm32/armv7_generic_space.c Fri Oct 30 18:54:35 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: armv7_generic_space.c,v 1.12 2020/06/20 07:10:36 skrll Exp $ */
+/* $NetBSD: armv7_generic_space.c,v 1.13 2020/10/30 18:54:36 skrll Exp $ */
/*-
* Copyright (c) 2012 The NetBSD Foundation, Inc.
@@ -31,7 +31,7 @@
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: armv7_generic_space.c,v 1.12 2020/06/20 07:10:36 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: armv7_generic_space.c,v 1.13 2020/10/30 18:54:36 skrll Exp $");
#include <sys/param.h>
@@ -374,7 +374,7 @@
flags &= BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE;
if (flags)
- arm_dsb();
+ dsb(sy);
}
void *
diff -r 94e5d5b3e972 -r ebfade7829d5 sys/arch/arm/arm32/db_machdep.c
--- a/sys/arch/arm/arm32/db_machdep.c Fri Oct 30 18:47:38 2020 +0000
+++ b/sys/arch/arm/arm32/db_machdep.c Fri Oct 30 18:54:35 2020 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: db_machdep.c,v 1.36 2020/09/29 19:58:49 jmcneill Exp $ */
+/* $NetBSD: db_machdep.c,v 1.37 2020/10/30 18:54:36 skrll Exp $ */
/*
* Copyright (c) 1996 Mark Brinicombe
@@ -34,7 +34,7 @@
#endif
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.36 2020/09/29 19:58:49 jmcneill Exp $");
+__KERNEL_RCSID(0, "$NetBSD: db_machdep.c,v 1.37 2020/10/30 18:54:36 skrll Exp $");
#include <sys/param.h>
@@ -135,9 +135,11 @@
{ DDB_ADD_CMD("reset", db_reset_cmd, 0,
"Reset the system",
NULL,NULL) },
+#ifdef _ARM_ARCH_7
{ DDB_ADD_CMD("tlb", db_show_tlb_cmd, 0,
"Displays the TLB",
NULL,NULL) },
+#endif
#endif /* _KERNEL */
{ DDB_ADD_CMD(NULL, NULL, 0,NULL,NULL,NULL) }
@@ -403,6 +405,7 @@
return NULL;
}
+#ifdef _ARM_ARCH_7
void
db_show_tlb_cmd(db_expr_t addr, bool have_addr, db_expr_t count, const char *modif)
{
@@ -420,7 +423,7 @@
armreg_tlbdataop_write(
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