From: Greentime Hu <green.hu@gmail.com>
To: greentime@andestech.com, linux-kernel@vger.kernel.org,
arnd@arndb.de, linux-arch@vger.kernel.org, tglx@linutronix.de,
jason@lakedaemon.net, marc.zyngier@arm.com, robh+dt@kernel.org,
netdev@vger.kernel.org, deanbo422@gmail.com,
devicetree@vger.kernel.org, viro@zeniv.linux.org.uk,
dhowells@redhat.com, will.deacon@arm.com,
daniel.lezcano@linaro.org, linux-serial@vger.kernel.org,
geert.uytterhoeven@gmail.com, linus.walleij@linaro.org,
mark.rutland@arm.com, greg@kroah.com, ren_guo@c-sky.com,
rdunlap@infradead.org, davem@davemloft.net, jonas@southpole.se,
stefan.kristiansson@saunalahti.fi, shorne@gmail.com
Cc: green.hu@gmail.com, Vincent Chen <vincentc@andestech.com>
Subject: [PATCH v6 27/36] nds32: Miscellaneous header files
Date: Mon, 15 Jan 2018 13:53:35 +0800 [thread overview]
Message-ID: <38d9dce03a1421378a94d3d528bb0c4741e2bf7b.1515766253.git.green.hu@gmail.com> (raw)
In-Reply-To: <cover.1515766253.git.green.hu@gmail.com>
In-Reply-To: <cover.1515766253.git.green.hu@gmail.com>
From: Greentime Hu <greentime@andestech.com>
This patch introduces some miscellaneous header files.
Signed-off-by: Vincent Chen <vincentc@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
---
arch/nds32/include/asm/delay.h | 39 +++++++++++++++++++++++++++++++
arch/nds32/include/asm/linkage.h | 11 +++++++++
arch/nds32/include/uapi/asm/byteorder.h | 13 +++++++++++
3 files changed, 63 insertions(+)
create mode 100644 arch/nds32/include/asm/delay.h
create mode 100644 arch/nds32/include/asm/linkage.h
create mode 100644 arch/nds32/include/uapi/asm/byteorder.h
diff --git a/arch/nds32/include/asm/delay.h b/arch/nds32/include/asm/delay.h
new file mode 100644
index 0000000..519ba97
--- /dev/null
+++ b/arch/nds32/include/asm/delay.h
@@ -0,0 +1,39 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2005-2017 Andes Technology Corporation
+
+#ifndef __NDS32_DELAY_H__
+#define __NDS32_DELAY_H__
+
+#include <asm/param.h>
+
+/* There is no clocksource cycle counter in the CPU. */
+static inline void __delay(unsigned long loops)
+{
+ __asm__ __volatile__(".align 2\n"
+ "1:\n"
+ "\taddi\t%0, %0, -1\n"
+ "\tbgtz\t%0, 1b\n"
+ :"=r"(loops)
+ :"0"(loops));
+}
+
+static inline void __udelay(unsigned long usecs, unsigned long lpj)
+{
+ usecs *= (unsigned long)(((0x8000000000000000ULL / (500000 / HZ)) +
+ 0x80000000ULL) >> 32);
+ usecs = (unsigned long)(((unsigned long long)usecs * lpj) >> 32);
+ __delay(usecs);
+}
+
+#define udelay(usecs) __udelay((usecs), loops_per_jiffy)
+
+/* make sure "usecs *= ..." in udelay do not overflow. */
+#if HZ >= 1000
+#define MAX_UDELAY_MS 1
+#elif HZ <= 200
+#define MAX_UDELAY_MS 5
+#else
+#define MAX_UDELAY_MS (1000 / HZ)
+#endif
+
+#endif
diff --git a/arch/nds32/include/asm/linkage.h b/arch/nds32/include/asm/linkage.h
new file mode 100644
index 0000000..e708c8b
--- /dev/null
+++ b/arch/nds32/include/asm/linkage.h
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2005-2017 Andes Technology Corporation
+
+#ifndef __ASM_LINKAGE_H
+#define __ASM_LINKAGE_H
+
+/* This file is required by include/linux/linkage.h */
+#define __ALIGN .align 2
+#define __ALIGN_STR ".align 2"
+
+#endif
diff --git a/arch/nds32/include/uapi/asm/byteorder.h b/arch/nds32/include/uapi/asm/byteorder.h
new file mode 100644
index 0000000..a23f6f3a
--- /dev/null
+++ b/arch/nds32/include/uapi/asm/byteorder.h
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2005-2017 Andes Technology Corporation
+
+#ifndef __NDS32_BYTEORDER_H__
+#define __NDS32_BYTEORDER_H__
+
+#ifdef __NDS32_EB__
+#include <linux/byteorder/big_endian.h>
+#else
+#include <linux/byteorder/little_endian.h>
+#endif
+
+#endif /* __NDS32_BYTEORDER_H__ */
--
1.7.9.5
next prev parent reply other threads:[~2018-01-15 5:53 UTC|newest]
Thread overview: 111+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-15 5:53 [PATCH v6 00/36] Andes(nds32) Linux Kernel Port Greentime Hu
2018-01-15 5:53 ` [PATCH v6 01/36] asm-generic/io.h: move ioremap_nocache/ioremap_uc/ioremap_wc/ioremap_wt out of ifndef CONFIG_MMU Greentime Hu
2018-01-15 5:53 ` [PATCH v6 02/36] openrisc: add ioremap_nocache declaration before include asm-generic/io.h and sync ioremap prototype with it Greentime Hu
2018-01-15 13:07 ` Stafford Horne
2018-01-15 13:28 ` Greentime Hu
2018-01-15 5:53 ` [PATCH v6 03/36] sparc: io: To use the define of ioremap_[nocache|wc|wb] in asm-generic/io.h Greentime Hu
[not found] ` <790e05e9b9675b3f6ef41693a794d1f09795c151.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 9:56 ` Arnd Bergmann
[not found] ` <CAK8P3a2qx5pZmE-=QM5Bwrsib4XcfVac7RQr-QMzEseQ_oBPEA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 12:50 ` Greentime Hu
2018-01-15 5:53 ` [PATCH v6 04/36] earlycon: add reg-offset to physical address before mapping Greentime Hu
2018-01-18 10:00 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 05/36] nds32: Assembly macros and definitions Greentime Hu
[not found] ` <d36e188c167392994a84c8f52ef0dab90b93ed8d.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:01 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 06/36] nds32: Kernel booting and initialization Greentime Hu
2018-01-18 10:11 ` Arnd Bergmann
[not found] ` <CAK8P3a143yQ72+QGZSxpiFc7p8Hb7PXuCybJBFoLRSBaZ2uw4g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 16:34 ` Greentime Hu
2018-01-19 16:41 ` Arnd Bergmann
[not found] ` <CAK8P3a3UCrMbTn1JMOGKCSV4WRw9T9tU+pey1t6Fzitf2V0Bvw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-22 9:49 ` Greentime Hu
2018-01-22 9:53 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 07/36] nds32: Exception handling Greentime Hu
2018-01-18 10:14 ` Arnd Bergmann
[not found] ` <CAK8P3a1ZZsB7MVZ8sEPzkVcNUJh3-MB_ApmPi+DUF1rc9h8pXg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-24 10:53 ` Vincent Chen
2018-01-24 11:09 ` Arnd Bergmann
2018-01-24 11:10 ` Arnd Bergmann
2018-01-30 10:01 ` Vincent Chen
2018-01-30 13:33 ` Arnd Bergmann
2018-01-30 14:49 ` Greentime Hu
2018-01-30 15:27 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 09/36] nds32: MMU initialization Greentime Hu
2018-01-18 10:16 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 10/36] nds32: MMU fault handling and page table management Greentime Hu
2018-01-18 10:16 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 11/36] nds32: Cache and TLB routines Greentime Hu
[not found] ` <e1f55cfd5a5384967f1c4691bc766edbd06fee1d.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:17 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 14/36] nds32: Atomic operations Greentime Hu
2018-01-18 10:23 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 15/36] nds32: Device specific operations Greentime Hu
2018-01-18 10:25 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 16/36] nds32: DMA mapping API Greentime Hu
2018-01-18 10:26 ` Arnd Bergmann
2018-01-23 8:23 ` Greentime Hu
[not found] ` <CAEbi=3cYynvFS2GDzj5Oav_5LtHPdBfBWh9c=mFT0PxeOLX9sQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-23 11:52 ` Greentime Hu
[not found] ` <CAEbi=3d46tXacnnU+RJGMw+KR1O=NaVjO+NW3cxUjAN==V51iw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-24 11:36 ` Arnd Bergmann
2018-01-25 3:45 ` Greentime Hu
2018-01-25 10:42 ` Arnd Bergmann
[not found] ` <CAK8P3a0YrwAXH8n83wf=34zmN44KgJu-JVXfQWhuquNxVmZ8Sw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-25 13:48 ` Greentime Hu
2018-01-15 5:53 ` [PATCH v6 17/36] nds32: ELF definitions Greentime Hu
2018-01-18 10:27 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 19/36] nds32: VDSO support Greentime Hu
[not found] ` <4a602db0a58cc858515c3c669d5ac34c567b061c.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:28 ` Arnd Bergmann
2018-02-06 7:41 ` Vincent Chen
2018-02-06 8:48 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 20/36] nds32: Signal handling support Greentime Hu
2018-01-18 10:30 ` Arnd Bergmann
[not found] ` <CAK8P3a2HR6be9Fm+o1Oq-V5p51xEiuhbyqkgVWprD5BxuU29xQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-24 0:56 ` Vincent Chen
[not found] ` <CAJsyPhyGpJVQegd7ns9oZOjM=XsGVixCQaH9nT_jOQsSpyRs+g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-24 11:13 ` Arnd Bergmann
2018-02-06 6:39 ` Vincent Chen
2018-01-15 5:53 ` [PATCH v6 21/36] nds32: Library functions Greentime Hu
[not found] ` <6e8431d52d635f077ca49b2f1f7dd905bdf27a3c.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:31 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 22/36] nds32: Debugging support Greentime Hu
[not found] ` <65ae3b5b7eabe8680857b1821c72127f611c950b.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:37 ` Arnd Bergmann
[not found] ` <CAK8P3a2HKWHxmkcx5Lf3VFT6yErppXY+brmGr7k2KBLeXgvuFw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-23 7:28 ` Vincent Chen
2018-01-23 8:21 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 23/36] nds32: L2 cache support Greentime Hu
2018-01-18 10:37 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 24/36] nds32: Loadable modules Greentime Hu
2018-01-18 10:41 ` Arnd Bergmann
[not found] ` <CAK8P3a3pQSxM+gJ+dJsyeo5YnuOOyFYVoJdCVmnoHR0Numya5g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 14:26 ` Greentime Hu
2018-01-15 5:53 ` [PATCH v6 25/36] nds32: Generic timers support Greentime Hu
[not found] ` <ff6346e073ae38aa96a031420f57aad3d1057ddf.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:41 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 26/36] nds32: Device tree support Greentime Hu
[not found] ` <623edb96d0a59433c25d71e5f6bb24a17804e960.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:43 ` Arnd Bergmann
2018-01-15 5:53 ` Greentime Hu [this message]
[not found] ` <38d9dce03a1421378a94d3d528bb0c4741e2bf7b.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:46 ` [PATCH v6 27/36] nds32: Miscellaneous header files Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 28/36] nds32: defconfig Greentime Hu
2018-01-18 10:44 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 29/36] nds32: Build infrastructure Greentime Hu
2018-01-18 11:00 ` Arnd Bergmann
2018-01-22 15:20 ` Greentime Hu
2018-01-22 15:38 ` Arnd Bergmann
2018-01-22 16:00 ` Greentime Hu
2018-01-15 5:53 ` [PATCH v6 30/36] MAINTAINERS: Add nds32 Greentime Hu
2018-01-18 10:45 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 31/36] dt-bindings: nds32 CPU Bindings Greentime Hu
2018-01-18 11:02 ` Arnd Bergmann
2018-01-19 14:32 ` Greentime Hu
[not found] ` <CAEbi=3ef8JHf_Jpru1B2L3+Xz-Oz4p_t84Lh=5kuTFo0YEz=5A-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 14:52 ` Arnd Bergmann
[not found] ` <CAK8P3a38hCHULZt=fGXJebcoiEGCwA0fre_kixA7sUpPP2xf5g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 15:18 ` Greentime Hu
[not found] ` <CAEbi=3eexCyrVhFZB8wmK1fT=QONzc63y6=dGNgj_H+Rt4zo_g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 15:29 ` Geert Uytterhoeven
2018-01-19 15:35 ` Greentime Hu
[not found] ` <CAEbi=3fKp5tj32hoH=ZTo6kqpCE+Zv1LopnpVujusSfMkeaJKg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2018-01-19 15:37 ` Geert Uytterhoeven
2018-01-22 9:53 ` Greentime Hu
2018-01-22 11:15 ` Arnd Bergmann
2018-01-22 13:55 ` Greentime Hu
2018-01-15 5:53 ` [PATCH v6 32/36] dt-bindings: nds32 L2 cache controller Bindings Greentime Hu
2018-01-18 10:45 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 33/36] dt-bindings: nds32 SoC Bindings Greentime Hu
[not found] ` <b497b9429d9bc5208334b4c1abbaeb47d3eedf95.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 11:03 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 34/36] dt-bindings: interrupt-controller: Andestech Internal Vector Interrupt Controller Greentime Hu
[not found] ` <2cd18fba6e2ab78fc0eb50dd8d1216012f90c6d8.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:46 ` Arnd Bergmann
[not found] ` <cover.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-15 5:53 ` [PATCH v6 08/36] nds32: MMU definitions Greentime Hu
2018-01-18 10:14 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 12/36] nds32: Process management Greentime Hu
2018-01-18 10:22 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 13/36] nds32: IRQ handling Greentime Hu
2018-01-18 10:22 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 18/36] nds32: System calls handling Greentime Hu
[not found] ` <933f69aa93645513e06c6e87cc2dd48bc998343d.1515766253.git.green.hu-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2018-01-18 10:27 ` Arnd Bergmann
2018-01-15 5:53 ` [PATCH v6 35/36] irqchip: Andestech Internal Vector Interrupt Controller driver Greentime Hu
2018-01-15 5:53 ` [PATCH v6 36/36] net: faraday add nds32 support Greentime Hu
2018-01-18 11:02 ` Arnd Bergmann
2018-01-18 9:49 ` [PATCH v6 00/36] Andes(nds32) Linux Kernel Port Arnd Bergmann
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