From: Thomas Huth <thuth@redhat.com>
To: Nicholas Piggin <npiggin@gmail.com>, kvm@vger.kernel.org
Cc: linuxppc-dev@lists.ozlabs.org, Laurent Vivier <lvivier@redhat.com>
Subject: Re: [kvm-unit-tests v2 04/10] powerpc: Add ISA v3.1 (POWER10) support to SPR test
Date: Thu, 23 Mar 2023 13:01:00 +0100 [thread overview]
Message-ID: <82e48016-90d4-0097-67b1-31f2c5668918@redhat.com> (raw)
In-Reply-To: <20230320070339.915172-5-npiggin@gmail.com>
On 20/03/2023 08.03, Nicholas Piggin wrote:
> This is a very basic detection that does not include all new SPRs.
>
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
> ---
> powerpc/sprs.c | 22 ++++++++++++++++++++++
> 1 file changed, 22 insertions(+)
>
> diff --git a/powerpc/sprs.c b/powerpc/sprs.c
> index ba4ddee..6ee6dba 100644
> --- a/powerpc/sprs.c
> +++ b/powerpc/sprs.c
> @@ -117,6 +117,15 @@ static void set_sprs_book3s_300(uint64_t val)
> mtspr(823, val); /* PSSCR */
> }
>
> +/* SPRs from Power ISA Version 3.1B */
> +static void set_sprs_book3s_31(uint64_t val)
> +{
> + set_sprs_book3s_207(val);
> + mtspr(48, val); /* PIDR */
> + /* 3.1 removes TIDR */
> + mtspr(823, val); /* PSSCR */
> +}
> +
> static void set_sprs(uint64_t val)
> {
> uint32_t pvr = mfspr(287); /* Processor Version Register */
> @@ -137,6 +146,9 @@ static void set_sprs(uint64_t val)
> case 0x4e: /* POWER9 */
> set_sprs_book3s_300(val);
> break;
> + case 0x80: /* POWER10 */
> + set_sprs_book3s_31(val);
> + break;
> default:
> puts("Warning: Unknown processor version!\n");
> }
> @@ -220,6 +232,13 @@ static void get_sprs_book3s_300(uint64_t *v)
> v[823] = mfspr(823); /* PSSCR */
> }
>
> +static void get_sprs_book3s_31(uint64_t *v)
> +{
> + get_sprs_book3s_207(v);
> + v[48] = mfspr(48); /* PIDR */
> + v[823] = mfspr(823); /* PSSCR */
> +}
> +
> static void get_sprs(uint64_t *v)
> {
> uint32_t pvr = mfspr(287); /* Processor Version Register */
> @@ -240,6 +259,9 @@ static void get_sprs(uint64_t *v)
> case 0x4e: /* POWER9 */
> get_sprs_book3s_300(v);
> break;
> + case 0x80: /* POWER10 */
> + get_sprs_book3s_31(v);
> + break;
> }
> }
Looks like I accidentally replied to v1 a couple of minutes ago... I meant
to reply here:
Reviewed-by: Thomas Huth <thuth@redhat.com>
next prev parent reply other threads:[~2023-03-23 12:03 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-20 7:03 [kvm-unit-tests v2 00/10] powerpc: updates, P10, PNV support Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 01/10] MAINTAINERS: Update powerpc list Nicholas Piggin
2023-03-23 11:23 ` Thomas Huth
2023-03-20 7:03 ` [kvm-unit-tests v2 02/10] powerpc: add local variant of SPR test Nicholas Piggin
2023-03-23 11:26 ` Thomas Huth
2023-03-27 5:37 ` Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 03/10] powerpc: abstract H_CEDE calls into a sleep functions Nicholas Piggin
2023-03-23 12:12 ` Thomas Huth
2023-03-27 5:39 ` Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 04/10] powerpc: Add ISA v3.1 (POWER10) support to SPR test Nicholas Piggin
2023-03-23 12:01 ` Thomas Huth [this message]
2023-03-20 7:03 ` [kvm-unit-tests v2 05/10] powerpc: Indirect SPR accessor functions Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 06/10] powerpc/sprs: Specify SPRs with data rather than code Nicholas Piggin
2023-03-23 12:36 ` Thomas Huth
2023-03-27 11:59 ` Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 07/10] powerpc/spapr_vpa: Add basic VPA tests Nicholas Piggin
2023-03-23 14:07 ` Thomas Huth
2023-03-27 6:27 ` Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 08/10] powerpc: Discover runtime load address dynamically Nicholas Piggin
2023-03-20 7:03 ` [kvm-unit-tests v2 09/10] powerpc: Support powernv machine with QEMU TCG Nicholas Piggin
2023-03-20 9:47 ` Cédric Le Goater
2023-03-21 0:38 ` Nicholas Piggin
2023-03-23 14:14 ` Thomas Huth
2023-03-20 7:03 ` [kvm-unit-tests v2 10/10] powerpc/sprs: Test hypervisor registers on powernv machine Nicholas Piggin
2023-03-23 14:16 ` Thomas Huth
2023-03-21 6:14 ` [kvm-unit-tests v2 00/10] powerpc: updates, P10, PNV support Nicholas Piggin
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