From: David Hildenbrand <david@redhat.com>
To: Ilya Leoshkevich <iii@linux.ibm.com>,
Laurent Vivier <laurent@vivier.eu>,
Richard Henderson <richard.henderson@linaro.org>
Cc: Thomas Huth <thuth@redhat.com>,
qemu-devel@nongnu.org, qemu-s390x@nongnu.org
Subject: Re: [PATCH 01/12] linux-user: elfload: Add more initial s390x PSW bits
Date: Tue, 4 Jul 2023 09:32:04 +0200 [thread overview]
Message-ID: <e53ccd03-1109-7868-4302-6e578aa503c8@redhat.com> (raw)
In-Reply-To: <20230703155801.179167-2-iii@linux.ibm.com>
On 03.07.23 17:50, Ilya Leoshkevich wrote:
> Make the PSW look more similar to the real s390x userspace PSW.
> Except for being there, the newly added bits should not affect the
> userspace code execution.
What's the purpose of this then? Required for follow-up patches?
>
> Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
> ---
> linux-user/elfload.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/linux-user/elfload.c b/linux-user/elfload.c
> index 6900974c373..7935110bff4 100644
> --- a/linux-user/elfload.c
> +++ b/linux-user/elfload.c
> @@ -1635,7 +1635,9 @@ const char *elf_hwcap_str(uint32_t bit)
> static inline void init_thread(struct target_pt_regs *regs, struct image_info *infop)
> {
> regs->psw.addr = infop->entry;
> - regs->psw.mask = PSW_MASK_64 | PSW_MASK_32;
> + regs->psw.mask = PSW_MASK_DAT | PSW_MASK_IO | PSW_MASK_EXT | \
> + PSW_MASK_MCHECK | PSW_MASK_PSTATE | PSW_MASK_64 | \
> + PSW_MASK_32;
> regs->gprs[15] = infop->start_stack;
> }
>
--
Cheers,
David / dhildenb
next prev parent reply other threads:[~2023-07-04 7:33 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-03 15:50 [PATCH 00/12] target/s390x: Miscellaneous TCG fixes Ilya Leoshkevich
2023-07-03 15:50 ` [PATCH 01/12] linux-user: elfload: Add more initial s390x PSW bits Ilya Leoshkevich
2023-07-04 7:32 ` David Hildenbrand [this message]
2023-07-04 7:40 ` Ilya Leoshkevich
2023-07-04 7:48 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 02/12] target/s390x: Fix EPSW CC reporting Ilya Leoshkevich
2023-07-04 7:38 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 03/12] target/s390x: Fix MDEB and MDEBR Ilya Leoshkevich
2023-07-04 7:40 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 04/12] target/s390x: Fix MVCRL with a large value in R0 Ilya Leoshkevich
2023-07-04 7:40 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 05/12] target/s390x: Fix LRA overwriting the top 32 bits on DAT error Ilya Leoshkevich
2023-07-04 7:47 ` David Hildenbrand
2023-07-04 8:05 ` Ilya Leoshkevich
2023-07-04 8:06 ` Richard Henderson
2023-07-04 8:14 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 06/12] target/s390x: Fix LRA when DAT is off Ilya Leoshkevich
2023-07-04 7:53 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 07/12] target/s390x: Fix relative long instructions with large offsets Ilya Leoshkevich
2023-07-04 7:54 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 08/12] tests/tcg/s390x: Test EPSW Ilya Leoshkevich
2023-07-04 7:55 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 09/12] tests/tcg/s390x: Test LARL with a large offset Ilya Leoshkevich
2023-07-04 7:56 ` David Hildenbrand
2023-07-04 7:59 ` Ilya Leoshkevich
2023-07-03 15:50 ` [PATCH 10/12] tests/tcg/s390x: Test LRA Ilya Leoshkevich
2023-07-03 15:50 ` [PATCH 11/12] tests/tcg/s390x: Test MDEB and MDEBR Ilya Leoshkevich
2023-07-04 7:58 ` David Hildenbrand
2023-07-03 15:50 ` [PATCH 12/12] tests/tcg/s390x: Test MVCRL with a large value in R0 Ilya Leoshkevich
2023-07-04 7:59 ` David Hildenbrand
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