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From: David Gibson <david@gibson.dropbear.id.au>
To: Fabiano Rosas <farosas@linux.ibm.com>
Cc: danielhb413@gmail.com, qemu-ppc@nongnu.org,
	qemu-devel@nongnu.org, clg@kaod.org
Subject: Re: [PATCH 05/27] target/ppc: cpu_init: Avoid nested SPR register functions
Date: Wed, 16 Feb 2022 13:12:13 +1100	[thread overview]
Message-ID: <YgxdfToSNXwr8t2d@yekko> (raw)
In-Reply-To: <20220215214148.1848266-6-farosas@linux.ibm.com>

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On Tue, Feb 15, 2022 at 06:41:26PM -0300, Fabiano Rosas wrote:
> Make sure that every register_*_sprs function only has calls to
> spr_register* to register individual SPRs. Do not allow nesting. This
> makes the code easier to follow and a look at init_proc_* should
> suffice to know what SPRs a CPU has.
> 
> Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>

Reviewed-by: David Gibson <david@gibson.dropbear.id.au>

> ---
>  target/ppc/cpu_init.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
> index b7e460e12d..1eef006a04 100644
> --- a/target/ppc/cpu_init.c
> +++ b/target/ppc/cpu_init.c
> @@ -1128,8 +1128,6 @@ static void register_BookE206_sprs(CPUPPCState *env, uint32_t mas_mask,
>          break;
>      }
>  #endif
> -
> -    register_usprgh_sprs(env);
>  }
>  
>  /* SPR specific to PowerPC 440 implementation */
> @@ -1427,7 +1425,6 @@ static void register_405_sprs(CPUPPCState *env)
>                   SPR_NOACCESS, SPR_NOACCESS,
>                   spr_read_generic, &spr_write_generic,
>                   0x00000000);
> -    register_usprgh_sprs(env);
>  }
>  
>  
> @@ -2322,6 +2319,7 @@ static void init_proc_405(CPUPPCState *env)
>  {
>      register_40x_sprs(env);
>      register_405_sprs(env);
> +    register_usprgh_sprs(env);
>      /* Bus access control */
>      /* not emulated, as QEMU never does speculative access */
>      spr_register(env, SPR_40x_SGR, "SGR",
> @@ -2951,6 +2949,7 @@ static void init_proc_e200(CPUPPCState *env)
>                   0x00000000);
>      /* Memory management */
>      register_BookE206_sprs(env, 0x0000005D, NULL, 0);
> +    register_usprgh_sprs(env);
>  
>      spr_register(env, SPR_HID0, "HID0",
>                   SPR_NOACCESS, SPR_NOACCESS,
> @@ -3298,6 +3297,7 @@ static void init_proc_e500(CPUPPCState *env, int version)
>                    env->spr[SPR_PVR]);
>      }
>      register_BookE206_sprs(env, 0x000000DF, tlbncfg, mmucfg);
> +    register_usprgh_sprs(env);
>  
>      spr_register(env, SPR_HID0, "HID0",
>                   SPR_NOACCESS, SPR_NOACCESS,

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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  reply	other threads:[~2022-02-16  4:47 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-15 21:41 [PATCH 00/27] target/ppc: SPR registration cleanups Fabiano Rosas
2022-02-15 21:41 ` [PATCH 01/27] target/ppc: cpu_init: Remove not implemented comments Fabiano Rosas
2022-02-16  2:05   ` David Gibson
2022-02-15 21:41 ` [PATCH 02/27] target/ppc: cpu_init: Remove G2LE init code Fabiano Rosas
2022-02-16  2:07   ` David Gibson
2022-02-15 21:41 ` [PATCH 03/27] target/ppc: cpu_init: Group registration of generic SPRs Fabiano Rosas
2022-02-16  2:10   ` David Gibson
2022-02-15 21:41 ` [PATCH 04/27] target/ppc: cpu_init: Move Timebase registration into the common function Fabiano Rosas
2022-02-16  2:11   ` David Gibson
2022-02-15 21:41 ` [PATCH 05/27] target/ppc: cpu_init: Avoid nested SPR register functions Fabiano Rosas
2022-02-16  2:12   ` David Gibson [this message]
2022-02-15 21:41 ` [PATCH 06/27] target/ppc: cpu_init: Move 405 SPRs into register_405_sprs Fabiano Rosas
2022-02-16  2:13   ` David Gibson
2022-02-15 21:41 ` [PATCH 07/27] target/ppc: cpu_init: Move G2 SPRs into register_G2_sprs Fabiano Rosas
2022-02-16  2:14   ` David Gibson
2022-02-15 21:41 ` [PATCH 08/27] target/ppc: cpu_init: Decouple G2 SPR registration from 755 Fabiano Rosas
2022-02-16  2:15   ` David Gibson
2022-02-15 21:41 ` [PATCH 09/27] target/ppc: cpu_init: Decouple 74xx SPR registration from 7xx Fabiano Rosas
2022-02-16  2:16   ` David Gibson
2022-02-15 21:41 ` [PATCH 10/27] target/ppc: cpu_init: Deduplicate 440 SPR registration Fabiano Rosas
2022-02-16  2:18   ` David Gibson
2022-02-15 21:41 ` [PATCH 11/27] target/ppc: cpu_init: Deduplicate 603 " Fabiano Rosas
2022-02-16  2:19   ` David Gibson
2022-02-15 21:41 ` [PATCH 12/27] target/ppc: cpu_init: Deduplicate 604 " Fabiano Rosas
2022-02-16  2:19   ` David Gibson
2022-02-15 21:41 ` [PATCH 13/27] target/ppc: cpu_init: Deduplicate 7xx " Fabiano Rosas
2022-02-16  2:23   ` David Gibson
2022-02-15 21:41 ` [PATCH 14/27] target/ppc: cpu_init: Deduplicate 755 " Fabiano Rosas
2022-02-16  2:23   ` David Gibson
2022-02-15 21:41 ` [PATCH 15/27] target/ppc: cpu_init: Move 755 L2 cache SPRs into a function Fabiano Rosas
2022-02-16  2:24   ` David Gibson
2022-02-16  2:52     ` David Gibson
2022-02-15 21:41 ` [PATCH 16/27] target/ppc: cpu_init: Move e300 SPR registration " Fabiano Rosas
2022-02-16  2:26   ` David Gibson
2022-02-15 21:41 ` [PATCH 17/27] target/ppc: cpu_init: Move 604e " Fabiano Rosas
2022-02-16  2:50   ` David Gibson
2022-02-15 21:41 ` [PATCH 18/27] target/ppc: cpu_init: Reuse init_proc_603 for the e300 Fabiano Rosas
2022-02-16  2:27   ` David Gibson
2022-02-15 21:41 ` [PATCH 19/27] target/ppc: cpu_init: Reuse init_proc_604 for the 604e Fabiano Rosas
2022-02-16  2:50   ` David Gibson
2022-02-15 21:41 ` [PATCH 20/27] target/ppc: cpu_init: Reuse init_proc_745 for the 755 Fabiano Rosas
2022-02-16  2:54   ` David Gibson
2022-02-15 21:41 ` [PATCH 21/27] target/ppc: cpu_init: Rename software TLB function Fabiano Rosas
2022-02-16  2:56   ` David Gibson
2022-02-15 21:41 ` [PATCH 22/27] target/ppc: cpu_init: Rename register_ne_601_sprs Fabiano Rosas
2022-02-16  2:59   ` David Gibson
2022-02-16 13:19     ` Fabiano Rosas
2022-02-16 23:41       ` David Gibson
2022-02-15 21:41 ` [PATCH 23/27] target/ppc: cpu_init: Remove register_usprg3_sprs Fabiano Rosas
2022-02-16  2:59   ` David Gibson
2022-02-15 21:41 ` [PATCH 24/27] target/ppc: cpu_init: Expose some SPR registration helpers Fabiano Rosas
2022-02-16  3:00   ` David Gibson
2022-02-15 21:41 ` [PATCH 25/27] target/ppc: cpu_init: Move SPR registration macros to a header Fabiano Rosas
2022-02-16  3:01   ` David Gibson
2022-02-15 21:41 ` [PATCH 26/27] target/ppc: cpu_init: Move check_pow and QOM " Fabiano Rosas
2022-02-16  3:04   ` David Gibson
2022-02-16 13:06     ` Fabiano Rosas
2022-02-16 23:32       ` David Gibson
2022-02-15 21:41 ` [PATCH 27/27] target/ppc: Move common SPR functions out of cpu_init Fabiano Rosas
2022-02-16  3:05   ` David Gibson
2022-02-16  3:06 ` [PATCH 00/27] target/ppc: SPR registration cleanups David Gibson

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