svn commit: r295315 - in head/sys/arm: arm include
Michal Meloun
mmel at FreeBSD.org
Fri Feb 5 09:46:27 UTC 2016
Author: mmel
Date: Fri Feb 5 09:46:24 2016
New Revision: 295315
URL: https://svnweb.freebsd.org/changeset/base/295315
Log:
ARM: Introduce new cpu-v4.h header and move all ARMv4 specific code
from cpu-v6.h to it.
Remove unneeded cpu-v6.h includes.
Added:
head/sys/arm/include/cpu-v4.h
- copied, changed from r295314, head/sys/arm/include/cpu-v6.h
Modified:
head/sys/arm/arm/cpuinfo.c
head/sys/arm/arm/genassym.c
head/sys/arm/arm/machdep.c
head/sys/arm/arm/pmap-v6.c
head/sys/arm/arm/sys_machdep.c
head/sys/arm/arm/trap-v6.c
head/sys/arm/include/cpu-v6.h
head/sys/arm/include/cpu.h
Modified: head/sys/arm/arm/cpuinfo.c
==============================================================================
--- head/sys/arm/arm/cpuinfo.c Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/arm/cpuinfo.c Fri Feb 5 09:46:24 2016 (r295315)
@@ -31,8 +31,8 @@ __FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/systm.h>
+#include <machine/cpu.h>
#include <machine/cpuinfo.h>
-#include <machine/cpu-v6.h>
struct cpuinfo cpuinfo =
{
@@ -83,14 +83,16 @@ cpuinfo_init(void)
/* CP15 c0,c0 regs 0-7 exist on all CPUs (although aliased with MIDR) */
cpuinfo.ctr = cp15_ctr_get();
cpuinfo.tcmtr = cp15_tcmtr_get();
+#if __ARM_ARCH >= 6
cpuinfo.tlbtr = cp15_tlbtr_get();
cpuinfo.mpidr = cp15_mpidr_get();
cpuinfo.revidr = cp15_revidr_get();
+#endif
/* if CPU is not v7 cpu id scheme */
if (cpuinfo.architecture != 0xF)
return;
-
+#if __ARM_ARCH >= 6
cpuinfo.id_pfr0 = cp15_id_pfr0_get();
cpuinfo.id_pfr1 = cp15_id_pfr1_get();
cpuinfo.id_dfr0 = cp15_id_dfr0_get();
@@ -144,6 +146,7 @@ cpuinfo_init(void)
}
cpuinfo.dcache_line_mask = cpuinfo.dcache_line_size - 1;
cpuinfo.icache_line_mask = cpuinfo.icache_line_size - 1;
+#endif
}
/*
Modified: head/sys/arm/arm/genassym.c
==============================================================================
--- head/sys/arm/arm/genassym.c Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/arm/genassym.c Fri Feb 5 09:46:24 2016 (r295315)
@@ -45,7 +45,6 @@ __FBSDID("$FreeBSD$");
#include <machine/frame.h>
#include <machine/pcb.h>
#include <machine/cpu.h>
-#include <machine/cpu-v6.h>
#include <machine/proc.h>
#include <machine/cpufunc.h>
#include <machine/cpuinfo.h>
Modified: head/sys/arm/arm/machdep.c
==============================================================================
--- head/sys/arm/arm/machdep.c Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/arm/machdep.c Fri Feb 5 09:46:24 2016 (r295315)
@@ -123,7 +123,6 @@ __FBSDID("$FreeBSD$");
#include <ddb/ddb.h>
#if __ARM_ARCH >= 6
-#include <machine/cpu-v6.h>
DB_SHOW_COMMAND(cp15, db_show_cp15)
{
Modified: head/sys/arm/arm/pmap-v6.c
==============================================================================
--- head/sys/arm/arm/pmap-v6.c Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/arm/pmap-v6.c Fri Feb 5 09:46:24 2016 (r295315)
@@ -141,7 +141,6 @@ __FBSDID("$FreeBSD$");
#include <machine/md_var.h>
#include <machine/pmap_var.h>
#include <machine/cpu.h>
-#include <machine/cpu-v6.h>
#include <machine/pcb.h>
#include <machine/sf_buf.h>
#ifdef SMP
Modified: head/sys/arm/arm/sys_machdep.c
==============================================================================
--- head/sys/arm/arm/sys_machdep.c Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/arm/sys_machdep.c Fri Feb 5 09:46:24 2016 (r295315)
@@ -45,7 +45,7 @@ __FBSDID("$FreeBSD$");
#include <vm/vm_extern.h>
#include <machine/acle-compat.h>
-#include <machine/cpu-v6.h>
+#include <machine/cpu.h>
#include <machine/sysarch.h>
#include <machine/vmparam.h>
Modified: head/sys/arm/arm/trap-v6.c
==============================================================================
--- head/sys/arm/arm/trap-v6.c Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/arm/trap-v6.c Fri Feb 5 09:46:24 2016 (r295315)
@@ -55,7 +55,6 @@ __FBSDID("$FreeBSD$");
#include <machine/acle-compat.h>
#include <machine/cpu.h>
-#include <machine/cpu-v6.h>
#include <machine/frame.h>
#include <machine/machdep.h>
#include <machine/pcb.h>
Copied and modified: head/sys/arm/include/cpu-v4.h (from r295314, head/sys/arm/include/cpu-v6.h)
==============================================================================
--- head/sys/arm/include/cpu-v6.h Fri Feb 5 09:28:03 2016 (r295314, copy source)
+++ head/sys/arm/include/cpu-v4.h Fri Feb 5 09:46:24 2016 (r295315)
@@ -1,6 +1,6 @@
/*-
- * Copyright 2014 Svatopluk Kraus <onwahe at gmail.com>
- * Copyright 2014 Michal Meloun <meloun at miracle.cz>
+ * Copyright 2016 Svatopluk Kraus <skra at FreeBSD.org>
+ * Copyright 2016 Michal Meloun <mmel at FreeBSD.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
@@ -26,24 +26,25 @@
*
* $FreeBSD$
*/
-#ifndef MACHINE_CPU_V6_H
-#define MACHINE_CPU_V6_H
+#ifndef MACHINE_CPU_V4_H
+#define MACHINE_CPU_V4_H
/* There are no user serviceable parts here, they may change without notice */
#ifndef _KERNEL
#error Only include this file in the kernel
-#else
+#endif
#include <machine/acle-compat.h>
-#include "machine/atomic.h"
-#include "machine/cpufunc.h"
-#include "machine/cpuinfo.h"
-#include "machine/sysreg.h"
+#include <machine/atomic.h>
+#include <machine/cpufunc.h>
+#include <machine/cpuinfo.h>
+#include <machine/sysreg.h>
-#define CPU_ASID_KERNEL 0
+#if __ARM_ARCH >= 6
+#error Newer include this file for ARMv6
+#else
-vm_offset_t dcache_wb_pou_checked(vm_offset_t, vm_size_t);
-vm_offset_t icache_inv_pou_checked(vm_offset_t, vm_size_t);
+#define CPU_ASID_KERNEL 0
/*
* Macros to generate CP15 (system control processor) read/write functions.
@@ -82,503 +83,34 @@ fname(register_t reg) \
__asm __volatile("mcr\t" _FX(aname):: "r" (reg)); \
}
-#define _W64F1(fname, aname...) \
-static __inline void \
-fname(uint64_t reg) \
-{ \
- __asm __volatile("mcrr\t" _FX(aname):: "r" (reg)); \
-}
-
-/*
- * Raw CP15 maintenance operations
- * !!! not for external use !!!
- */
-
-/* TLB */
-
-_WF0(_CP15_TLBIALL, CP15_TLBIALL) /* Invalidate entire unified TLB */
-#if __ARM_ARCH >= 7 && defined SMP
-_WF0(_CP15_TLBIALLIS, CP15_TLBIALLIS) /* Invalidate entire unified TLB IS */
-#endif
-_WF1(_CP15_TLBIASID, CP15_TLBIASID(%0)) /* Invalidate unified TLB by ASID */
-#if __ARM_ARCH >= 7 && defined SMP
-_WF1(_CP15_TLBIASIDIS, CP15_TLBIASIDIS(%0)) /* Invalidate unified TLB by ASID IS */
-#endif
-_WF1(_CP15_TLBIMVAA, CP15_TLBIMVAA(%0)) /* Invalidate unified TLB by MVA, all ASID */
-#if __ARM_ARCH >= 7 && defined SMP
-_WF1(_CP15_TLBIMVAAIS, CP15_TLBIMVAAIS(%0)) /* Invalidate unified TLB by MVA, all ASID IS */
-#endif
-_WF1(_CP15_TLBIMVA, CP15_TLBIMVA(%0)) /* Invalidate unified TLB by MVA */
-
-_WF1(_CP15_TTB_SET, CP15_TTBR0(%0))
-
-/* Cache and Branch predictor */
-
-_WF0(_CP15_BPIALL, CP15_BPIALL) /* Branch predictor invalidate all */
-#if __ARM_ARCH >= 7 && defined SMP
-_WF0(_CP15_BPIALLIS, CP15_BPIALLIS) /* Branch predictor invalidate all IS */
-#endif
-_WF1(_CP15_BPIMVA, CP15_BPIMVA(%0)) /* Branch predictor invalidate by MVA */
-_WF1(_CP15_DCCIMVAC, CP15_DCCIMVAC(%0)) /* Data cache clean and invalidate by MVA PoC */
-_WF1(_CP15_DCCISW, CP15_DCCISW(%0)) /* Data cache clean and invalidate by set/way */
-_WF1(_CP15_DCCMVAC, CP15_DCCMVAC(%0)) /* Data cache clean by MVA PoC */
-#if __ARM_ARCH >= 7
-_WF1(_CP15_DCCMVAU, CP15_DCCMVAU(%0)) /* Data cache clean by MVA PoU */
-#endif
-_WF1(_CP15_DCCSW, CP15_DCCSW(%0)) /* Data cache clean by set/way */
-_WF1(_CP15_DCIMVAC, CP15_DCIMVAC(%0)) /* Data cache invalidate by MVA PoC */
-_WF1(_CP15_DCISW, CP15_DCISW(%0)) /* Data cache invalidate by set/way */
-_WF0(_CP15_ICIALLU, CP15_ICIALLU) /* Instruction cache invalidate all PoU */
-#if __ARM_ARCH >= 7 && defined SMP
-_WF0(_CP15_ICIALLUIS, CP15_ICIALLUIS) /* Instruction cache invalidate all PoU IS */
-#endif
-_WF1(_CP15_ICIMVAU, CP15_ICIMVAU(%0)) /* Instruction cache invalidate */
/*
* Publicly accessible functions
*/
-/* CP14 Debug Registers */
-_RF0(cp14_dbgdidr_get, CP14_DBGDIDR(%0))
-_RF0(cp14_dbgprsr_get, CP14_DBGPRSR(%0))
-_RF0(cp14_dbgoslsr_get, CP14_DBGOSLSR(%0))
-_RF0(cp14_dbgosdlr_get, CP14_DBGOSDLR(%0))
-_RF0(cp14_dbgdscrint_get, CP14_DBGDSCRint(%0))
-
-_WF1(cp14_dbgdscr_v6_set, CP14_DBGDSCRext_V6(%0))
-_WF1(cp14_dbgdscr_v7_set, CP14_DBGDSCRext_V7(%0))
-_WF1(cp14_dbgvcr_set, CP14_DBGVCR(%0))
-_WF1(cp14_dbgoslar_set, CP14_DBGOSLAR(%0))
/* Various control registers */
_RF0(cp15_cpacr_get, CP15_CPACR(%0))
_WF1(cp15_cpacr_set, CP15_CPACR(%0))
_RF0(cp15_dfsr_get, CP15_DFSR(%0))
-_RF0(cp15_ifsr_get, CP15_IFSR(%0))
-_WF1(cp15_prrr_set, CP15_PRRR(%0))
-_WF1(cp15_nmrr_set, CP15_NMRR(%0))
_RF0(cp15_ttbr_get, CP15_TTBR0(%0))
_RF0(cp15_dfar_get, CP15_DFAR(%0))
-#if __ARM_ARCH >= 7
-_RF0(cp15_ifar_get, CP15_IFAR(%0))
-_RF0(cp15_l2ctlr_get, CP15_L2CTLR(%0))
-#endif
-/* ARMv6+ and XScale */
+/* XScale */
_RF0(cp15_actlr_get, CP15_ACTLR(%0))
_WF1(cp15_actlr_set, CP15_ACTLR(%0))
-#if __ARM_ARCH >= 6
-_WF1(cp15_ats1cpr_set, CP15_ATS1CPR(%0))
-_WF1(cp15_ats1cpw_set, CP15_ATS1CPW(%0))
-_RF0(cp15_par_get, CP15_PAR(%0))
-_RF0(cp15_sctlr_get, CP15_SCTLR(%0))
-#endif
/*CPU id registers */
_RF0(cp15_midr_get, CP15_MIDR(%0))
_RF0(cp15_ctr_get, CP15_CTR(%0))
_RF0(cp15_tcmtr_get, CP15_TCMTR(%0))
_RF0(cp15_tlbtr_get, CP15_TLBTR(%0))
-_RF0(cp15_mpidr_get, CP15_MPIDR(%0))
-_RF0(cp15_revidr_get, CP15_REVIDR(%0))
-_RF0(cp15_ccsidr_get, CP15_CCSIDR(%0))
-_RF0(cp15_clidr_get, CP15_CLIDR(%0))
-_RF0(cp15_aidr_get, CP15_AIDR(%0))
-_WF1(cp15_csselr_set, CP15_CSSELR(%0))
-_RF0(cp15_id_pfr0_get, CP15_ID_PFR0(%0))
-_RF0(cp15_id_pfr1_get, CP15_ID_PFR1(%0))
-_RF0(cp15_id_dfr0_get, CP15_ID_DFR0(%0))
-_RF0(cp15_id_afr0_get, CP15_ID_AFR0(%0))
-_RF0(cp15_id_mmfr0_get, CP15_ID_MMFR0(%0))
-_RF0(cp15_id_mmfr1_get, CP15_ID_MMFR1(%0))
-_RF0(cp15_id_mmfr2_get, CP15_ID_MMFR2(%0))
-_RF0(cp15_id_mmfr3_get, CP15_ID_MMFR3(%0))
-_RF0(cp15_id_isar0_get, CP15_ID_ISAR0(%0))
-_RF0(cp15_id_isar1_get, CP15_ID_ISAR1(%0))
-_RF0(cp15_id_isar2_get, CP15_ID_ISAR2(%0))
-_RF0(cp15_id_isar3_get, CP15_ID_ISAR3(%0))
-_RF0(cp15_id_isar4_get, CP15_ID_ISAR4(%0))
-_RF0(cp15_id_isar5_get, CP15_ID_ISAR5(%0))
-_RF0(cp15_cbar_get, CP15_CBAR(%0))
-
-/* Performance Monitor registers */
-
-#if __ARM_ARCH == 6 && defined(CPU_ARM1176)
-_RF0(cp15_pmuserenr_get, CP15_PMUSERENR(%0))
-_WF1(cp15_pmuserenr_set, CP15_PMUSERENR(%0))
-_RF0(cp15_pmcr_get, CP15_PMCR(%0))
-_WF1(cp15_pmcr_set, CP15_PMCR(%0))
-_RF0(cp15_pmccntr_get, CP15_PMCCNTR(%0))
-_WF1(cp15_pmccntr_set, CP15_PMCCNTR(%0))
-#elif __ARM_ARCH > 6
-_RF0(cp15_pmcr_get, CP15_PMCR(%0))
-_WF1(cp15_pmcr_set, CP15_PMCR(%0))
-_RF0(cp15_pmcnten_get, CP15_PMCNTENSET(%0))
-_WF1(cp15_pmcnten_set, CP15_PMCNTENSET(%0))
-_WF1(cp15_pmcnten_clr, CP15_PMCNTENCLR(%0))
-_RF0(cp15_pmovsr_get, CP15_PMOVSR(%0))
-_WF1(cp15_pmovsr_set, CP15_PMOVSR(%0))
-_WF1(cp15_pmswinc_set, CP15_PMSWINC(%0))
-_RF0(cp15_pmselr_get, CP15_PMSELR(%0))
-_WF1(cp15_pmselr_set, CP15_PMSELR(%0))
-_RF0(cp15_pmccntr_get, CP15_PMCCNTR(%0))
-_WF1(cp15_pmccntr_set, CP15_PMCCNTR(%0))
-_RF0(cp15_pmxevtyper_get, CP15_PMXEVTYPER(%0))
-_WF1(cp15_pmxevtyper_set, CP15_PMXEVTYPER(%0))
-_RF0(cp15_pmxevcntr_get, CP15_PMXEVCNTRR(%0))
-_WF1(cp15_pmxevcntr_set, CP15_PMXEVCNTRR(%0))
-_RF0(cp15_pmuserenr_get, CP15_PMUSERENR(%0))
-_WF1(cp15_pmuserenr_set, CP15_PMUSERENR(%0))
-_RF0(cp15_pminten_get, CP15_PMINTENSET(%0))
-_WF1(cp15_pminten_set, CP15_PMINTENSET(%0))
-_WF1(cp15_pminten_clr, CP15_PMINTENCLR(%0))
-#endif
-
-_RF0(cp15_tpidrurw_get, CP15_TPIDRURW(%0))
-_WF1(cp15_tpidrurw_set, CP15_TPIDRURW(%0))
-_RF0(cp15_tpidruro_get, CP15_TPIDRURO(%0))
-_WF1(cp15_tpidruro_set, CP15_TPIDRURO(%0))
-_RF0(cp15_tpidrpwr_get, CP15_TPIDRPRW(%0))
-_WF1(cp15_tpidrpwr_set, CP15_TPIDRPRW(%0))
-
-/* Generic Timer registers - only use when you know the hardware is available */
-_RF0(cp15_cntfrq_get, CP15_CNTFRQ(%0))
-_WF1(cp15_cntfrq_set, CP15_CNTFRQ(%0))
-_RF0(cp15_cntkctl_get, CP15_CNTKCTL(%0))
-_WF1(cp15_cntkctl_set, CP15_CNTKCTL(%0))
-_RF0(cp15_cntp_tval_get, CP15_CNTP_TVAL(%0))
-_WF1(cp15_cntp_tval_set, CP15_CNTP_TVAL(%0))
-_RF0(cp15_cntp_ctl_get, CP15_CNTP_CTL(%0))
-_WF1(cp15_cntp_ctl_set, CP15_CNTP_CTL(%0))
-_RF0(cp15_cntv_tval_get, CP15_CNTV_TVAL(%0))
-_WF1(cp15_cntv_tval_set, CP15_CNTV_TVAL(%0))
-_RF0(cp15_cntv_ctl_get, CP15_CNTV_CTL(%0))
-_WF1(cp15_cntv_ctl_set, CP15_CNTV_CTL(%0))
-_RF0(cp15_cnthctl_get, CP15_CNTHCTL(%0))
-_WF1(cp15_cnthctl_set, CP15_CNTHCTL(%0))
-_RF0(cp15_cnthp_tval_get, CP15_CNTHP_TVAL(%0))
-_WF1(cp15_cnthp_tval_set, CP15_CNTHP_TVAL(%0))
-_RF0(cp15_cnthp_ctl_get, CP15_CNTHP_CTL(%0))
-_WF1(cp15_cnthp_ctl_set, CP15_CNTHP_CTL(%0))
-
-_R64F0(cp15_cntpct_get, CP15_CNTPCT(%Q0, %R0))
-_R64F0(cp15_cntvct_get, CP15_CNTVCT(%Q0, %R0))
-_R64F0(cp15_cntp_cval_get, CP15_CNTP_CVAL(%Q0, %R0))
-_W64F1(cp15_cntp_cval_set, CP15_CNTP_CVAL(%Q0, %R0))
-_R64F0(cp15_cntv_cval_get, CP15_CNTV_CVAL(%Q0, %R0))
-_W64F1(cp15_cntv_cval_set, CP15_CNTV_CVAL(%Q0, %R0))
-_R64F0(cp15_cntvoff_get, CP15_CNTVOFF(%Q0, %R0))
-_W64F1(cp15_cntvoff_set, CP15_CNTVOFF(%Q0, %R0))
-_R64F0(cp15_cnthp_cval_get, CP15_CNTHP_CVAL(%Q0, %R0))
-_W64F1(cp15_cnthp_cval_set, CP15_CNTHP_CVAL(%Q0, %R0))
#undef _FX
#undef _RF0
#undef _WF0
#undef _WF1
-#if __ARM_ARCH >= 6
-/*
- * Cache and TLB maintenance operations for armv6+ code. The #else block
- * provides armv4/v5 implementations for a few of these used in common code.
- */
-
-/*
- * TLB maintenance operations.
- */
-
-/* Local (i.e. not broadcasting ) operations. */
-
-/* Flush all TLB entries (even global). */
-static __inline void
-tlb_flush_all_local(void)
-{
-
- dsb();
- _CP15_TLBIALL();
- dsb();
-}
-
-/* Flush all not global TLB entries. */
-static __inline void
-tlb_flush_all_ng_local(void)
-{
-
- dsb();
- _CP15_TLBIASID(CPU_ASID_KERNEL);
- dsb();
-}
-
-/* Flush single TLB entry (even global). */
-static __inline void
-tlb_flush_local(vm_offset_t va)
-{
-
- KASSERT((va & PAGE_MASK) == 0, ("%s: va %#x not aligned", __func__, va));
-
- dsb();
- _CP15_TLBIMVA(va | CPU_ASID_KERNEL);
- dsb();
-}
-
-/* Flush range of TLB entries (even global). */
-static __inline void
-tlb_flush_range_local(vm_offset_t va, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- KASSERT((va & PAGE_MASK) == 0, ("%s: va %#x not aligned", __func__, va));
- KASSERT((size & PAGE_MASK) == 0, ("%s: size %#x not aligned", __func__,
- size));
-
- dsb();
- for (; va < eva; va += PAGE_SIZE)
- _CP15_TLBIMVA(va | CPU_ASID_KERNEL);
- dsb();
-}
-
-/* Broadcasting operations. */
-#if __ARM_ARCH >= 7 && defined SMP
-
-static __inline void
-tlb_flush_all(void)
-{
-
- dsb();
- _CP15_TLBIALLIS();
- dsb();
-}
-
-static __inline void
-tlb_flush_all_ng(void)
-{
-
- dsb();
- _CP15_TLBIASIDIS(CPU_ASID_KERNEL);
- dsb();
-}
-
-static __inline void
-tlb_flush(vm_offset_t va)
-{
-
- KASSERT((va & PAGE_MASK) == 0, ("%s: va %#x not aligned", __func__, va));
-
- dsb();
- _CP15_TLBIMVAAIS(va);
- dsb();
-}
-
-static __inline void
-tlb_flush_range(vm_offset_t va, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- KASSERT((va & PAGE_MASK) == 0, ("%s: va %#x not aligned", __func__, va));
- KASSERT((size & PAGE_MASK) == 0, ("%s: size %#x not aligned", __func__,
- size));
-
- dsb();
- for (; va < eva; va += PAGE_SIZE)
- _CP15_TLBIMVAAIS(va);
- dsb();
-}
-#else /* SMP */
-
-#define tlb_flush_all() tlb_flush_all_local()
-#define tlb_flush_all_ng() tlb_flush_all_ng_local()
-#define tlb_flush(va) tlb_flush_local(va)
-#define tlb_flush_range(va, size) tlb_flush_range_local(va, size)
-
-#endif /* SMP */
-
-/*
- * Cache maintenance operations.
- */
-
-/* Sync I and D caches to PoU */
-static __inline void
-icache_sync(vm_offset_t va, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- dsb();
- va &= ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
-#if __ARM_ARCH >= 7 && defined SMP
- _CP15_DCCMVAU(va);
-#else
- _CP15_DCCMVAC(va);
-#endif
- }
- dsb();
-#if __ARM_ARCH >= 7 && defined SMP
- _CP15_ICIALLUIS();
-#else
- _CP15_ICIALLU();
-#endif
- dsb();
- isb();
-}
-
-/* Invalidate I cache */
-static __inline void
-icache_inv_all(void)
-{
-#if __ARM_ARCH >= 7 && defined SMP
- _CP15_ICIALLUIS();
-#else
- _CP15_ICIALLU();
-#endif
- dsb();
- isb();
-}
-
-/* Invalidate branch predictor buffer */
-static __inline void
-bpb_inv_all(void)
-{
-#if __ARM_ARCH >= 7 && defined SMP
- _CP15_BPIALLIS();
-#else
- _CP15_BPIALL();
-#endif
- dsb();
- isb();
-}
-
-/* Write back D-cache to PoU */
-static __inline void
-dcache_wb_pou(vm_offset_t va, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- dsb();
- va &= ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
-#if __ARM_ARCH >= 7 && defined SMP
- _CP15_DCCMVAU(va);
-#else
- _CP15_DCCMVAC(va);
-#endif
- }
- dsb();
-}
-
-/*
- * Invalidate D-cache to PoC
- *
- * Caches are invalidated from outermost to innermost as fresh cachelines
- * flow in this direction. In given range, if there was no dirty cacheline
- * in any cache before, no stale cacheline should remain in them after this
- * operation finishes.
- */
-static __inline void
-dcache_inv_poc(vm_offset_t va, vm_paddr_t pa, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- dsb();
- /* invalidate L2 first */
- cpu_l2cache_inv_range(pa, size);
-
- /* then L1 */
- va &= ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
- _CP15_DCIMVAC(va);
- }
- dsb();
-}
-
-/*
- * Discard D-cache lines to PoC, prior to overwrite by DMA engine.
- *
- * Normal invalidation does L2 then L1 to ensure that stale data from L2 doesn't
- * flow into L1 while invalidating. This routine is intended to be used only
- * when invalidating a buffer before a DMA operation loads new data into memory.
- * The concern in this case is that dirty lines are not evicted to main memory,
- * overwriting the DMA data. For that reason, the L1 is done first to ensure
- * that an evicted L1 line doesn't flow to L2 after the L2 has been cleaned.
- */
-static __inline void
-dcache_inv_poc_dma(vm_offset_t va, vm_paddr_t pa, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- /* invalidate L1 first */
- dsb();
- va &= ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
- _CP15_DCIMVAC(va);
- }
- dsb();
-
- /* then L2 */
- cpu_l2cache_inv_range(pa, size);
-}
-
-/*
- * Write back D-cache to PoC
- *
- * Caches are written back from innermost to outermost as dirty cachelines
- * flow in this direction. In given range, no dirty cacheline should remain
- * in any cache after this operation finishes.
- */
-static __inline void
-dcache_wb_poc(vm_offset_t va, vm_paddr_t pa, vm_size_t size)
-{
- vm_offset_t eva = va + size;
-
- dsb();
- va &= ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
- _CP15_DCCMVAC(va);
- }
- dsb();
-
- cpu_l2cache_wb_range(pa, size);
-}
-
-/* Write back and invalidate D-cache to PoC */
-static __inline void
-dcache_wbinv_poc(vm_offset_t sva, vm_paddr_t pa, vm_size_t size)
-{
- vm_offset_t va;
- vm_offset_t eva = sva + size;
-
- dsb();
- /* write back L1 first */
- va = sva & ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
- _CP15_DCCMVAC(va);
- }
- dsb();
-
- /* then write back and invalidate L2 */
- cpu_l2cache_wbinv_range(pa, size);
-
- /* then invalidate L1 */
- va = sva & ~cpuinfo.dcache_line_mask;
- for ( ; va < eva; va += cpuinfo.dcache_line_size) {
- _CP15_DCIMVAC(va);
- }
- dsb();
-}
-
-/* Set TTB0 register */
-static __inline void
-cp15_ttbr_set(uint32_t reg)
-{
- dsb();
- _CP15_TTB_SET(reg);
- dsb();
- _CP15_BPIALL();
- dsb();
- isb();
- tlb_flush_all_ng_local();
-}
-
-#else /* ! __ARM_ARCH >= 6 */
/*
* armv4/5 compatibility shims.
@@ -617,8 +149,6 @@ dcache_wb_poc(vm_offset_t va, vm_paddr_t
cpu_l2cache_wb_range(va, size);
}
-#endif /* __ARM_ARCH >= 6 */
-
#endif /* _KERNEL */
-#endif /* !MACHINE_CPU_V6_H */
+#endif /* MACHINE_CPU_V4_H */
Modified: head/sys/arm/include/cpu-v6.h
==============================================================================
--- head/sys/arm/include/cpu-v6.h Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/include/cpu-v6.h Fri Feb 5 09:46:24 2016 (r295315)
@@ -32,19 +32,33 @@
/* There are no user serviceable parts here, they may change without notice */
#ifndef _KERNEL
#error Only include this file in the kernel
-#else
+#endif
#include <machine/acle-compat.h>
-#include "machine/atomic.h"
-#include "machine/cpufunc.h"
-#include "machine/cpuinfo.h"
-#include "machine/sysreg.h"
+#include <machine/atomic.h>
+#include <machine/cpufunc.h>
+#include <machine/cpuinfo.h>
+#include <machine/sysreg.h>
+
+#if __ARM_ARCH < 6
+#error Only include this file for ARMv6
+#else
+
+
#define CPU_ASID_KERNEL 0
vm_offset_t dcache_wb_pou_checked(vm_offset_t, vm_size_t);
vm_offset_t icache_inv_pou_checked(vm_offset_t, vm_size_t);
+#ifdef DEV_PMU
+#include <sys/pcpu.h>
+#define PMU_OVSR_C 0x80000000 /* Cycle Counter */
+extern uint32_t ccnt_hi[MAXCPU];
+extern int pmu_attched;
+#endif /* DEV_PMU */
+
+
/*
* Macros to generate CP15 (system control processor) read/write functions.
*/
@@ -277,12 +291,6 @@ _W64F1(cp15_cnthp_cval_set, CP15_CNTHP_C
#undef _WF0
#undef _WF1
-#if __ARM_ARCH >= 6
-/*
- * Cache and TLB maintenance operations for armv6+ code. The #else block
- * provides armv4/v5 implementations for a few of these used in common code.
- */
-
/*
* TLB maintenance operations.
*/
@@ -577,48 +585,6 @@ cp15_ttbr_set(uint32_t reg)
isb();
tlb_flush_all_ng_local();
}
-
-#else /* ! __ARM_ARCH >= 6 */
-
-/*
- * armv4/5 compatibility shims.
- *
- * These functions provide armv4 cache maintenance using the new armv6 names.
- * Included here are just the functions actually used now in common code; it may
- * be necessary to add things here over time.
- *
- * The callers of the dcache functions expect these routines to handle address
- * and size values which are not aligned to cacheline boundaries; the armv4 and
- * armv5 asm code handles that.
- */
-
-static __inline void
-dcache_inv_poc(vm_offset_t va, vm_paddr_t pa, vm_size_t size)
-{
-
- cpu_dcache_inv_range(va, size);
- cpu_l2cache_inv_range(va, size);
-}
-
-static __inline void
-dcache_inv_poc_dma(vm_offset_t va, vm_paddr_t pa, vm_size_t size)
-{
-
- /* See armv6 code, above, for why we do L2 before L1 in this case. */
- cpu_l2cache_inv_range(va, size);
- cpu_dcache_inv_range(va, size);
-}
-
-static __inline void
-dcache_wb_poc(vm_offset_t va, vm_paddr_t pa, vm_size_t size)
-{
-
- cpu_dcache_wb_range(va, size);
- cpu_l2cache_wb_range(va, size);
-}
-
-#endif /* __ARM_ARCH >= 6 */
-
#endif /* _KERNEL */
#endif /* !MACHINE_CPU_V6_H */
Modified: head/sys/arm/include/cpu.h
==============================================================================
--- head/sys/arm/include/cpu.h Fri Feb 5 09:28:03 2016 (r295314)
+++ head/sys/arm/include/cpu.h Fri Feb 5 09:46:24 2016 (r295315)
@@ -14,12 +14,8 @@ void swi_vm(void *);
#ifdef _KERNEL
#if __ARM_ARCH >= 6
#include <machine/cpu-v6.h>
-#ifdef DEV_PMU
-#include <sys/pcpu.h>
-#define PMU_OVSR_C 0x80000000 /* Cycle Counter */
-extern uint32_t ccnt_hi[MAXCPU];
-extern int pmu_attched;
-#endif /* DEV_PMU */
+#else
+#include <machine/cpu-v4.h>
#endif /* __ARM_ARCH >= 6 */
static __inline uint64_t
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