From: Huacai Chen <chenhuacai@gmail.com>
To: Pavel Machek <pavel@ucw.cz>
Cc: Huacai Chen <chenhuacai@loongson.cn>,
Arnd Bergmann <arnd@arndb.de>, Andy Lutomirski <luto@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Peter Zijlstra <peterz@infradead.org>,
Andrew Morton <akpm@linux-foundation.org>,
David Airlie <airlied@linux.ie>, Jonathan Corbet <corbet@lwn.net>,
Linus Torvalds <torvalds@linux-foundation.org>,
linux-arch <linux-arch@vger.kernel.org>,
"open list:DOCUMENTATION" <linux-doc@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Xuefeng Li <lixuefeng@loongson.cn>,
Yanteng Si <siyanteng@loongson.cn>,
Jiaxun Yang <jiaxun.yang@flygoat.com>
Subject: Re: [PATCH V3 01/22] Documentation: LoongArch: Add basic documentations
Date: Fri, 24 Sep 2021 12:07:56 +0800 [thread overview]
Message-ID: <CAAhV-H4=Fdsut8c+Zs3RmR9p=_4pNeYb7Bw-JA51UwV7SF9GgA@mail.gmail.com> (raw)
In-Reply-To: <20210923203705.GA1936@bug>
Hi, Pavel,
On Fri, Sep 24, 2021 at 4:37 AM Pavel Machek <pavel@ucw.cz> wrote:
>
> Hi!
>
> > Add some basic documentations for LoongArch. LoongArch is a new RISC
>
> ... documentation ...
OK, thanks.
>
> > +wide in LA64. $r0 is always zero, and other registers has no special feature,
>
> ...have no special features...
OK, thanks.
>
> > +but we actually have an ABI register conversion as below.
>
> convention?
Yes, should be convention here.
>
> > +``$r21`` ``$x`` Reserved Unused
> > +``$r22`` ``$fp`` Frame pointer Yes
> > +``$r23``-``$r31`` ``$s0``-``$s8`` Static registers Yes
> > +================= =============== =================== ============
>
> Not sure I know the term 'static registers' before.
"Static register" comes from the MIPS code "SAVE_STATIC", maybe it is
called "Saved register" in other places, but I think "static register"
is also OK.
Huacai
> Pavel
next prev parent reply other threads:[~2021-09-24 4:08 UTC|newest]
Thread overview: 57+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-17 3:57 [PATCH V3 00/22] arch: Add basic LoongArch support Huacai Chen
2021-09-17 3:57 ` [PATCH V3 01/22] Documentation: LoongArch: Add basic documentations Huacai Chen
2021-09-23 20:37 ` Pavel Machek
2021-09-24 4:07 ` Huacai Chen [this message]
2021-09-23 20:59 ` Pavel Machek
2021-09-24 4:10 ` Huacai Chen
2021-09-24 6:58 ` Pavel Machek
2021-09-24 7:31 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 02/22] Documentation/zh_CN: Add basic LoongArch documentations Huacai Chen
2021-09-17 3:57 ` [PATCH V3 03/22] LoongArch: Add elf-related definitions Huacai Chen
2021-09-17 3:57 ` [PATCH V3 04/22] LoongArch: Add writecombine support for drm Huacai Chen
2021-09-17 3:57 ` [PATCH V3 05/22] LoongArch: Add build infrastructure Huacai Chen
2021-09-17 7:53 ` Arnd Bergmann
2021-09-18 4:35 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 06/22] LoongArch: Add CPU definition headers Huacai Chen
2021-09-17 3:57 ` [PATCH V3 07/22] LoongArch: Add atomic/locking headers Huacai Chen
2021-09-17 3:57 ` [PATCH V3 08/22] LoongArch: Add other common headers Huacai Chen
2021-09-17 3:57 ` [PATCH V3 09/22] LoongArch: Add boot and setup routines Huacai Chen
2021-09-17 8:11 ` Arnd Bergmann
2021-09-18 4:54 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 10/22] LoongArch: Add exception/interrupt handling Huacai Chen
2021-09-17 3:57 ` [PATCH V3 11/22] LoongArch: Add process management Huacai Chen
2021-09-17 3:57 ` [PATCH V3 12/22] LoongArch: Add memory management Huacai Chen
2021-09-17 3:57 ` [PATCH V3 13/22] LoongArch: Add system call support Huacai Chen
2021-09-17 8:24 ` Arnd Bergmann
2021-09-18 6:55 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 14/22] LoongArch: Add signal handling support Huacai Chen
2021-09-17 8:26 ` Arnd Bergmann
2021-09-17 21:10 ` Eric W. Biederman
2021-09-18 7:12 ` Huacai Chen
2021-09-19 9:58 ` Arnd Bergmann
2021-09-20 2:36 ` Huacai Chen
2021-09-20 21:14 ` Richard Henderson
2021-09-22 2:43 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 15/22] LoongArch: Add elf and module support Huacai Chen
2021-09-17 8:28 ` Arnd Bergmann
2021-09-18 7:14 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 16/22] LoongArch: Add misc common routines Huacai Chen
2021-09-17 6:10 ` Christoph Hellwig
2021-09-17 6:36 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 17/22] LoongArch: Add some library functions Huacai Chen
2021-09-17 8:33 ` Arnd Bergmann
2021-09-18 7:16 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 18/22] LoongArch: Add PCI controller support Huacai Chen
2021-09-17 9:02 ` Arnd Bergmann
2021-09-18 7:36 ` Huacai Chen
2021-09-21 22:36 ` Bjorn Helgaas
2021-09-22 15:33 ` Arnd Bergmann
2021-09-17 3:57 ` [PATCH V3 19/22] LoongArch: Add VDSO and VSYSCALL support Huacai Chen
2021-09-17 3:57 ` [PATCH V3 20/22] LoongArch: Add multi-processor (SMP) support Huacai Chen
2021-09-17 9:57 ` Arnd Bergmann
2021-09-18 7:22 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 21/22] LoongArch: Add Non-Uniform Memory Access (NUMA) support Huacai Chen
2021-09-17 6:15 ` Christoph Hellwig
2021-09-17 6:40 ` Huacai Chen
2021-09-17 3:57 ` [PATCH V3 22/22] LoongArch: Add Loongson-3 default config file Huacai Chen
2021-09-17 9:59 ` [PATCH V3 00/22] arch: Add basic LoongArch support Arnd Bergmann
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