From: Nicholas Piggin <npiggin@gmail.com> To: kvm@vger.kernel.org Cc: Nicholas Piggin <npiggin@gmail.com>, linuxppc-dev@lists.ozlabs.org, Laurent Vivier <lvivier@redhat.com>, Thomas Huth <thuth@redhat.com> Subject: [kvm-unit-tests v3 05/13] powerpc: Add ISA v3.1 (POWER10) support to SPR test Date: Mon, 27 Mar 2023 22:45:12 +1000 [thread overview] Message-ID: <20230327124520.2707537-6-npiggin@gmail.com> (raw) In-Reply-To: <20230327124520.2707537-1-npiggin@gmail.com> This is a very basic detection that does not include all new SPRs. Reviewed-by: Thomas Huth <thuth@redhat.com> 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; } } -- 2.37.2
WARNING: multiple messages have this Message-ID (diff)
From: Nicholas Piggin <npiggin@gmail.com> To: kvm@vger.kernel.org Cc: Laurent Vivier <lvivier@redhat.com>, Thomas Huth <thuth@redhat.com>, linuxppc-dev@lists.ozlabs.org, Nicholas Piggin <npiggin@gmail.com> Subject: [kvm-unit-tests v3 05/13] powerpc: Add ISA v3.1 (POWER10) support to SPR test Date: Mon, 27 Mar 2023 22:45:12 +1000 [thread overview] Message-ID: <20230327124520.2707537-6-npiggin@gmail.com> (raw) In-Reply-To: <20230327124520.2707537-1-npiggin@gmail.com> This is a very basic detection that does not include all new SPRs. Reviewed-by: Thomas Huth <thuth@redhat.com> 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; } } -- 2.37.2
next prev parent reply other threads:[~2023-03-27 12:45 UTC|newest] Thread overview: 54+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-03-27 12:45 [kvm-unit-tests v3 00/13] powerpc: updates, P10, PNV support Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 12:45 ` [kvm-unit-tests v3 01/13] MAINTAINERS: Update powerpc list Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 12:45 ` [kvm-unit-tests v3 02/13] powerpc: Add local variant of SPR test Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 12:45 ` [kvm-unit-tests v3 03/13] powerpc: Add some checking to exception handler install Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 14:39 ` Thomas Huth 2023-03-27 14:39 ` Thomas Huth 2023-03-28 6:53 ` Nicholas Piggin 2023-03-28 6:53 ` Nicholas Piggin 2023-03-27 12:45 ` [kvm-unit-tests v3 04/13] powerpc: Abstract H_CEDE calls into a sleep functions Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 14:49 ` Thomas Huth 2023-03-27 12:45 ` Nicholas Piggin [this message] 2023-03-27 12:45 ` [kvm-unit-tests v3 05/13] powerpc: Add ISA v3.1 (POWER10) support to SPR test Nicholas Piggin 2023-03-27 12:45 ` [kvm-unit-tests v3 06/13] powerpc: Extract some common helpers and defines to headers Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-31 10:42 ` Thomas Huth 2023-03-27 12:45 ` [kvm-unit-tests v3 07/13] powerpc/sprs: Specify SPRs with data rather than code Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-04-04 7:02 ` Thomas Huth 2023-04-04 7:02 ` Thomas Huth 2023-03-27 12:45 ` [kvm-unit-tests v3 08/13] powerpc/spapr_vpa: Add basic VPA tests Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-04-04 7:17 ` Thomas Huth 2023-04-04 7:17 ` Thomas Huth 2023-03-27 12:45 ` [kvm-unit-tests v3 09/13] powerpc: Expand exception handler vector granularity Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-04-04 7:18 ` Thomas Huth 2023-04-04 7:18 ` Thomas Huth 2023-03-27 12:45 ` [kvm-unit-tests v3 10/13] powerpc: Add support for more interrupts including HV interrupts Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-04-04 7:32 ` Thomas Huth 2023-04-04 7:32 ` Thomas Huth 2023-04-05 23:45 ` Joel Stanley 2023-04-05 23:45 ` Joel Stanley 2023-03-27 12:45 ` [kvm-unit-tests v3 11/13] powerpc: Discover runtime load address dynamically Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-04-04 7:34 ` Thomas Huth 2023-04-04 7:34 ` Thomas Huth 2023-03-27 12:45 ` [kvm-unit-tests v3 12/13] powerpc: Support powernv machine with QEMU TCG Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 16:06 ` Cédric Le Goater 2023-03-27 16:06 ` Cédric Le Goater 2023-03-27 12:45 ` [kvm-unit-tests v3 13/13] powerpc/sprs: Test hypervisor registers on powernv machine Nicholas Piggin 2023-03-27 12:45 ` Nicholas Piggin 2023-03-27 16:09 ` [kvm-unit-tests v3 00/13] powerpc: updates, P10, PNV support Cédric Le Goater 2023-03-27 16:09 ` Cédric Le Goater 2023-03-28 7:15 ` Nicholas Piggin 2023-03-28 7:15 ` Nicholas Piggin 2023-03-28 7:32 ` Cédric Le Goater 2023-03-28 7:32 ` Cédric Le Goater
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