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From: Alistair Francis <alistair23@gmail.com>
To: Oleksii Kurochko <oleksii.kurochko@gmail.com>
Cc: xen-devel@lists.xenproject.org, Jan Beulich <jbeulich@suse.com>,
	 Julien Grall <julien@xen.org>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	 Stefano Stabellini <sstabellini@kernel.org>,
	Gianluca Guida <gianluca@rivosinc.com>,
	 Bob Eshleman <bobbyeshleman@gmail.com>,
	Alistair Francis <alistair.francis@wdc.com>,
	 Connor Davis <connojdavis@gmail.com>
Subject: Re: [PATCH v2 02/14] xen/riscv: add <asm/asm.h> header
Date: Tue, 31 Jan 2023 10:49:24 +1000	[thread overview]
Message-ID: <CAKmqyKO9VWtUza7EdgWDKq2BDEz9=+zmWrJwMcrakDTJ_APbjQ@mail.gmail.com> (raw)
In-Reply-To: <9a098db8e3fef97df987b2a7330333b51a21cb8c.1674818705.git.oleksii.kurochko@gmail.com>

On Fri, Jan 27, 2023 at 11:59 PM Oleksii Kurochko
<oleksii.kurochko@gmail.com> wrote:
>
> Signed-off-by: Oleksii Kurochko <oleksii.kurochko@gmail.com>

Reviewed-by: Alistair Francis <alistair.francis@wdc.com>

Alistair

> ---
> Changes in V2:
>   - Nothing changed
> ---
>  xen/arch/riscv/include/asm/asm.h | 54 ++++++++++++++++++++++++++++++++
>  1 file changed, 54 insertions(+)
>  create mode 100644 xen/arch/riscv/include/asm/asm.h
>
> diff --git a/xen/arch/riscv/include/asm/asm.h b/xen/arch/riscv/include/asm/asm.h
> new file mode 100644
> index 0000000000..6d426ecea7
> --- /dev/null
> +++ b/xen/arch/riscv/include/asm/asm.h
> @@ -0,0 +1,54 @@
> +/* SPDX-License-Identifier: (GPL-2.0-only) */
> +/*
> + * Copyright (C) 2015 Regents of the University of California
> + */
> +
> +#ifndef _ASM_RISCV_ASM_H
> +#define _ASM_RISCV_ASM_H
> +
> +#ifdef __ASSEMBLY__
> +#define __ASM_STR(x)   x
> +#else
> +#define __ASM_STR(x)   #x
> +#endif
> +
> +#if __riscv_xlen == 64
> +#define __REG_SEL(a, b)        __ASM_STR(a)
> +#elif __riscv_xlen == 32
> +#define __REG_SEL(a, b)        __ASM_STR(b)
> +#else
> +#error "Unexpected __riscv_xlen"
> +#endif
> +
> +#define REG_L          __REG_SEL(ld, lw)
> +#define REG_S          __REG_SEL(sd, sw)
> +
> +#if __SIZEOF_POINTER__ == 8
> +#ifdef __ASSEMBLY__
> +#define RISCV_PTR              .dword
> +#else
> +#define RISCV_PTR              ".dword"
> +#endif
> +#elif __SIZEOF_POINTER__ == 4
> +#ifdef __ASSEMBLY__
> +#define RISCV_PTR              .word
> +#else
> +#define RISCV_PTR              ".word"
> +#endif
> +#else
> +#error "Unexpected __SIZEOF_POINTER__"
> +#endif
> +
> +#if (__SIZEOF_INT__ == 4)
> +#define RISCV_INT              __ASM_STR(.word)
> +#else
> +#error "Unexpected __SIZEOF_INT__"
> +#endif
> +
> +#if (__SIZEOF_SHORT__ == 2)
> +#define RISCV_SHORT            __ASM_STR(.half)
> +#else
> +#error "Unexpected __SIZEOF_SHORT__"
> +#endif
> +
> +#endif /* _ASM_RISCV_ASM_H */
> --
> 2.39.0
>
>


  reply	other threads:[~2023-01-31  0:50 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-01-27 13:59 [PATCH v2 00/14] RISCV basic exception handling implementation Oleksii Kurochko
2023-01-27 13:59 ` [PATCH v2 01/14] xen/riscv: add _zicsr to CFLAGS Oleksii Kurochko
2023-01-31  0:21   ` Alistair Francis
2023-01-31  9:14     ` Jan Beulich
2023-02-06 16:09       ` Oleksii
2023-01-27 13:59 ` [PATCH v2 02/14] xen/riscv: add <asm/asm.h> header Oleksii Kurochko
2023-01-31  0:49   ` Alistair Francis [this message]
2023-02-06 16:22   ` Oleksii
2023-01-27 13:59 ` [PATCH v2 03/14] xen/riscv: add <asm/riscv_encoding.h header Oleksii Kurochko
2023-01-30 13:29   ` Alistair Francis
2023-01-27 13:59 ` [PATCH v2 04/14] xen/riscv: add <asm/csr.h> header Oleksii Kurochko
2023-01-27 14:10   ` Jan Beulich
2023-01-30 11:37     ` Oleksii
2023-01-30 13:26   ` Alistair Francis
2023-01-27 13:59 ` [PATCH v2 05/14] xen/riscv: introduce empty <asm/string.h> Oleksii Kurochko
2023-01-31  0:49   ` Alistair Francis
2023-01-27 13:59 ` [PATCH v2 06/14] xen/riscv: introduce empty <asm/cache.h> Oleksii Kurochko
2023-01-31  0:50   ` Alistair Francis
2023-01-27 13:59 ` [PATCH v2 07/14] xen/riscv: introduce exception context Oleksii Kurochko
2023-01-27 14:24   ` Jan Beulich
2023-01-30 11:54     ` Oleksii
2023-01-30 13:50       ` Jan Beulich
2023-01-30 22:44         ` Julien Grall
2023-02-01  2:27           ` Andrew Cooper
2023-02-01  1:30         ` Stefano Stabellini
2023-02-06 17:13           ` Oleksii
2023-01-27 14:54   ` Julien Grall
2023-01-30 11:40     ` Oleksii
2023-01-30 22:11       ` Julien Grall
2023-01-31 12:24         ` Oleksii
2023-01-31 12:39           ` Julien Grall
2023-01-27 13:59 ` [PATCH v2 08/14] xen/riscv: introduce exception handlers implementation Oleksii Kurochko
2023-01-27 13:59 ` [PATCH v2 09/14] xen/riscv: introduce decode_cause() stuff Oleksii Kurochko
2023-01-27 13:59 ` [PATCH v2 10/14] xen/riscv: mask all interrupts Oleksii Kurochko
2023-01-27 13:59 ` [PATCH v2 11/14] xen/riscv: introduce trap_init() Oleksii Kurochko
2023-01-27 13:59 ` [PATCH v2 12/14] xen/riscv: introduce an implementation of macros from <asm/bug.h> Oleksii Kurochko
2023-01-27 14:34   ` Jan Beulich
2023-01-30 11:23     ` Oleksii
2023-01-27 14:38   ` Jan Beulich
2023-01-27 16:02   ` Julien Grall
2023-01-30 11:35     ` Oleksii
2023-01-30 11:49       ` Juergen Gross
2023-01-30 22:28       ` Julien Grall
2023-01-31 12:34         ` Oleksii
2023-02-01 17:40         ` Oleksii
2023-02-01 22:11           ` Julien Grall
2023-02-02 11:50             ` Jan Beulich
2023-02-03 13:15             ` Oleksii
2023-02-03 13:23               ` Julien Grall
2023-02-03 16:25                 ` Oleksii
2023-01-27 13:59 ` [PATCH v2 13/14] xen/riscv: test basic handling stuff Oleksii Kurochko
2023-01-27 13:59 ` [PATCH v2 14/14] automation: add smoke test to verify macros from bug.h Oleksii Kurochko
2023-01-27 14:43   ` Michal Orzel
2023-01-30 11:15     ` Oleksii

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