[src/trunk]: src/sys/arch Add CPU_THUNDERX which sets COHERENCY_UNIT and CACH...

[skrll <skrll%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/778425e16354
branches:  trunk
changeset: 445946:778425e16354
user:      skrll <skrll%NetBSD.org@localhost>
date:      Sun Nov 18 15:52:03 2018 +0000

description:
Add CPU_THUNDERX which sets COHERENCY_UNIT and CACHE_LINE_SIZE to 128

diffstat:

 sys/arch/aarch64/conf/files.aarch64 |   3 ++-
 sys/arch/aarch64/include/param.h    |  15 ++++++++++++---
 sys/arch/evbarm/conf/GENERIC64      |   3 ++-
 3 files changed, 16 insertions(+), 5 deletions(-)

diffs (81 lines):

diff -r 84910bfc12e7 -r 778425e16354 sys/arch/aarch64/conf/files.aarch64
--- a/sys/arch/aarch64/conf/files.aarch64       Sun Nov 18 15:50:26 2018 +0000
+++ b/sys/arch/aarch64/conf/files.aarch64       Sun Nov 18 15:52:03 2018 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: files.aarch64,v 1.9 2018/10/28 10:21:42 jmcneill Exp $
+#      $NetBSD: files.aarch64,v 1.10 2018/11/18 15:52:03 skrll Exp $
 
 defflag opt_cpuoptions.h       AARCH64_ALIGNMENT_CHECK
 defflag opt_cpuoptions.h       AARCH64_EL0_STACK_ALIGNMENT_CHECK
@@ -10,6 +10,7 @@
 defflag        opt_cputypes.h          CPU_CORTEXA35: CPU_CORTEX
 defflag        opt_cputypes.h          CPU_CORTEXA53: CPU_CORTEX
 defflag        opt_cputypes.h          CPU_CORTEXA57: CPU_CORTEX
+defflag        opt_cputypes.h          CPU_THUNDERX: CPU_ARMV8
 
 # Interrupt implementation header definition
 defparam opt_arm_intr_impl.h   ARM_INTR_IMPL
diff -r 84910bfc12e7 -r 778425e16354 sys/arch/aarch64/include/param.h
--- a/sys/arch/aarch64/include/param.h  Sun Nov 18 15:50:26 2018 +0000
+++ b/sys/arch/aarch64/include/param.h  Sun Nov 18 15:52:03 2018 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: param.h,v 1.6 2018/11/15 04:56:52 riastradh Exp $ */
+/* $NetBSD: param.h,v 1.7 2018/11/18 15:52:03 skrll Exp $ */
 
 /*-
  * Copyright (c) 2014 The NetBSD Foundation, Inc.
@@ -34,6 +34,10 @@
 
 #ifdef __aarch64__
 
+#ifdef _KERNEL_OPT
+#include "opt_cputypes.h"
+#endif
+
 /*
  * Machine dependent constants for all ARM processors
  */
@@ -131,18 +135,23 @@
 #endif
 
 #ifdef _KERNEL
+
+#if defined(CPU_THUNDERX)
+#define COHERENCY_UNIT 128
+#define CACHE_LINE_SIZE        128
+#endif
+
 #ifndef __HIDE_DELAY
 void delay(unsigned int);
 #define        DELAY(x)        delay(x)
 #endif
-#endif
 /*
  * Compatibility /dev/zero mapping.
  */
-#ifdef _KERNEL
 #ifdef COMPAT_16
 #define COMPAT_ZERODEV(x)      (x == makedev(0, _DEV_ZERO_oARM))
 #endif
+
 #endif /* _KERNEL */
 
 #define aarch64_btop(x)                ((unsigned long)(x) >> PGSHIFT)
diff -r 84910bfc12e7 -r 778425e16354 sys/arch/evbarm/conf/GENERIC64
--- a/sys/arch/evbarm/conf/GENERIC64    Sun Nov 18 15:50:26 2018 +0000
+++ b/sys/arch/evbarm/conf/GENERIC64    Sun Nov 18 15:52:03 2018 +0000
@@ -1,5 +1,5 @@
 #
-#      $NetBSD: GENERIC64,v 1.63 2018/11/18 15:50:26 skrll Exp $
+#      $NetBSD: GENERIC64,v 1.64 2018/11/18 15:52:04 skrll Exp $
 #
 #      GENERIC ARM (aarch64) kernel
 #
@@ -58,6 +58,7 @@
 "
 options        CPU_CORTEXA53
 options        CPU_CORTEXA57
+#options       CPU_THUNDERX
 options        SOC_BCM2837
 options        SOC_RK3328
 options        SOC_RK3399