diff mbox series

target/ppc: raise HV interrupts for partition table entry problems

Message ID 20220214123101.1546351-1-npiggin@gmail.com
State New
Headers show
Series target/ppc: raise HV interrupts for partition table entry problems | expand

Commit Message

Nicholas Piggin Feb. 14, 2022, 12:31 p.m. UTC
Invalid or missing partition table entry exceptions should cause HV
interrupts. HDSISR is set to bad MMU config, which is consistent with
the ISA and experimentally matches what POWER9 generates.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 target/ppc/mmu-radix64.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Daniel Henrique Barboza Feb. 14, 2022, 1:18 p.m. UTC | #1
On 2/14/22 09:31, Nicholas Piggin wrote:
> Invalid or missing partition table entry exceptions should cause HV
> interrupts. HDSISR is set to bad MMU config, which is consistent with
> the ISA and experimentally matches what POWER9 generates.
> 
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
> ---

Reviewed-by: Daniel Henrique Barboza <danielhb413@gmail.com>

>   target/ppc/mmu-radix64.c | 4 ++--
>   1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/target/ppc/mmu-radix64.c b/target/ppc/mmu-radix64.c
> index 040c055bff..54fb3ce98d 100644
> --- a/target/ppc/mmu-radix64.c
> +++ b/target/ppc/mmu-radix64.c
> @@ -560,13 +560,13 @@ static bool ppc_radix64_xlate_impl(PowerPCCPU *cpu, vaddr eaddr,
>       } else {
>           if (!ppc64_v3_get_pate(cpu, lpid, &pate)) {
>               if (guest_visible) {
> -                ppc_radix64_raise_si(cpu, access_type, eaddr, DSISR_NOPTE);
> +                ppc_radix64_raise_hsi(cpu, access_type, eaddr, eaddr, DSISR_R_BADCONFIG);
>               }
>               return false;
>           }
>           if (!validate_pate(cpu, lpid, &pate)) {
>               if (guest_visible) {
> -                ppc_radix64_raise_si(cpu, access_type, eaddr, DSISR_R_BADCONFIG);
> +                ppc_radix64_raise_hsi(cpu, access_type, eaddr, eaddr, DSISR_R_BADCONFIG);
>               }
>               return false;
>           }
Fabiano Rosas Feb. 14, 2022, 1:21 p.m. UTC | #2
Nicholas Piggin <npiggin@gmail.com> writes:

> Invalid or missing partition table entry exceptions should cause HV
> interrupts. HDSISR is set to bad MMU config, which is consistent with
> the ISA and experimentally matches what POWER9 generates.
>
> Signed-off-by: Nicholas Piggin <npiggin@gmail.com>

Reviewed-by: Fabiano Rosas <farosas@linux.ibm.com>

> ---
>  target/ppc/mmu-radix64.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/target/ppc/mmu-radix64.c b/target/ppc/mmu-radix64.c
> index 040c055bff..54fb3ce98d 100644
> --- a/target/ppc/mmu-radix64.c
> +++ b/target/ppc/mmu-radix64.c
> @@ -560,13 +560,13 @@ static bool ppc_radix64_xlate_impl(PowerPCCPU *cpu, vaddr eaddr,
>      } else {
>          if (!ppc64_v3_get_pate(cpu, lpid, &pate)) {
>              if (guest_visible) {
> -                ppc_radix64_raise_si(cpu, access_type, eaddr, DSISR_NOPTE);
> +                ppc_radix64_raise_hsi(cpu, access_type, eaddr, eaddr, DSISR_R_BADCONFIG);
>              }
>              return false;
>          }
>          if (!validate_pate(cpu, lpid, &pate)) {
>              if (guest_visible) {
> -                ppc_radix64_raise_si(cpu, access_type, eaddr, DSISR_R_BADCONFIG);
> +                ppc_radix64_raise_hsi(cpu, access_type, eaddr, eaddr, DSISR_R_BADCONFIG);
>              }
>              return false;
>          }
diff mbox series

Patch

diff --git a/target/ppc/mmu-radix64.c b/target/ppc/mmu-radix64.c
index 040c055bff..54fb3ce98d 100644
--- a/target/ppc/mmu-radix64.c
+++ b/target/ppc/mmu-radix64.c
@@ -560,13 +560,13 @@  static bool ppc_radix64_xlate_impl(PowerPCCPU *cpu, vaddr eaddr,
     } else {
         if (!ppc64_v3_get_pate(cpu, lpid, &pate)) {
             if (guest_visible) {
-                ppc_radix64_raise_si(cpu, access_type, eaddr, DSISR_NOPTE);
+                ppc_radix64_raise_hsi(cpu, access_type, eaddr, eaddr, DSISR_R_BADCONFIG);
             }
             return false;
         }
         if (!validate_pate(cpu, lpid, &pate)) {
             if (guest_visible) {
-                ppc_radix64_raise_si(cpu, access_type, eaddr, DSISR_R_BADCONFIG);
+                ppc_radix64_raise_hsi(cpu, access_type, eaddr, eaddr, DSISR_R_BADCONFIG);
             }
             return false;
         }