Re: [PATCH v4] hw/ppc: moved has_spr to cpu.h

[David Gibson <david@gibson.dropbear.id.au>]

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On Fri, May 07, 2021 at 01:41:46PM -0300, Lucas Mateus Castro (alqotel) wrote:
> Moved has_spr to cpu.h as ppc_has_spr and turned it into an inline function.
> Change spr verification in pnv.c and spapr.c to a version that can
> compile in a !TCG environment.
> 
> Signed-off-by: Lucas Mateus Castro (alqotel)
> <lucas.araujo@eldorado.org.br>

Applied to ppc-for-6.1, thanks.

> ---
>  hw/ppc/pnv.c         |  2 +-
>  hw/ppc/spapr.c       |  4 ++--
>  hw/ppc/spapr_hcall.c | 12 +++---------
>  target/ppc/cpu.h     |  6 ++++++
>  4 files changed, 12 insertions(+), 12 deletions(-)
> 
> diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c
> index ffe01977cd..d16dd2d080 100644
> --- a/hw/ppc/pnv.c
> +++ b/hw/ppc/pnv.c
> @@ -196,7 +196,7 @@ static void pnv_dt_core(PnvChip *chip, PnvCore *pc, void *fdt)
>      _FDT((fdt_setprop_string(fdt, offset, "status", "okay")));
>      _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0)));
>  
> -    if (env->spr_cb[SPR_PURR].oea_read) {
> +    if (ppc_has_spr(cpu, SPR_PURR)) {
>          _FDT((fdt_setprop(fdt, offset, "ibm,purr", NULL, 0)));
>      }
>  
> diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
> index 4db448d63e..c23bcc4490 100644
> --- a/hw/ppc/spapr.c
> +++ b/hw/ppc/spapr.c
> @@ -703,10 +703,10 @@ static void spapr_dt_cpu(CPUState *cs, void *fdt, int offset,
>      _FDT((fdt_setprop_string(fdt, offset, "status", "okay")));
>      _FDT((fdt_setprop(fdt, offset, "64-bit", NULL, 0)));
>  
> -    if (env->spr_cb[SPR_PURR].oea_read) {
> +    if (ppc_has_spr(cpu, SPR_PURR)) {
>          _FDT((fdt_setprop_cell(fdt, offset, "ibm,purr", 1)));
>      }
> -    if (env->spr_cb[SPR_SPURR].oea_read) {
> +    if (ppc_has_spr(cpu, SPR_PURR)) {
>          _FDT((fdt_setprop_cell(fdt, offset, "ibm,spurr", 1)));
>      }
>  
> diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
> index 6dbaa93d15..f25014afda 100644
> --- a/hw/ppc/spapr_hcall.c
> +++ b/hw/ppc/spapr_hcall.c
> @@ -20,12 +20,6 @@
>  #include "mmu-book3s-v3.h"
>  #include "hw/mem/memory-device.h"
>  
> -static bool has_spr(PowerPCCPU *cpu, int spr)
> -{
> -    /* We can test whether the SPR is defined by checking for a valid name */
> -    return cpu->env.spr_cb[spr].name != NULL;
> -}
> -
>  bool is_ram_address(SpaprMachineState *spapr, hwaddr addr)
>  {
>      MachineState *machine = MACHINE(spapr);
> @@ -212,12 +206,12 @@ static target_ulong h_set_sprg0(PowerPCCPU *cpu, SpaprMachineState *spapr,
>  static target_ulong h_set_dabr(PowerPCCPU *cpu, SpaprMachineState *spapr,
>                                 target_ulong opcode, target_ulong *args)
>  {
> -    if (!has_spr(cpu, SPR_DABR)) {
> +    if (!ppc_has_spr(cpu, SPR_DABR)) {
>          return H_HARDWARE;              /* DABR register not available */
>      }
>      cpu_synchronize_state(CPU(cpu));
>  
> -    if (has_spr(cpu, SPR_DABRX)) {
> +    if (ppc_has_spr(cpu, SPR_DABRX)) {
>          cpu->env.spr[SPR_DABRX] = 0x3;  /* Use Problem and Privileged state */
>      } else if (!(args[0] & 0x4)) {      /* Breakpoint Translation set? */
>          return H_RESERVED_DABR;
> @@ -232,7 +226,7 @@ static target_ulong h_set_xdabr(PowerPCCPU *cpu, SpaprMachineState *spapr,
>  {
>      target_ulong dabrx = args[1];
>  
> -    if (!has_spr(cpu, SPR_DABR) || !has_spr(cpu, SPR_DABRX)) {
> +    if (!ppc_has_spr(cpu, SPR_DABR) || !ppc_has_spr(cpu, SPR_DABRX)) {
>          return H_HARDWARE;
>      }
>  
> diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h
> index a976e7f7b0..98fcf1c4d6 100644
> --- a/target/ppc/cpu.h
> +++ b/target/ppc/cpu.h
> @@ -2642,6 +2642,12 @@ static inline ppc_avr_t *cpu_avr_ptr(CPUPPCState *env, int i)
>      return (ppc_avr_t *)((uintptr_t)env + avr_full_offset(i));
>  }
>  
> +static inline bool ppc_has_spr(PowerPCCPU *cpu, int spr)
> +{
> +    /* We can test whether the SPR is defined by checking for a valid name */
> +    return cpu->env.spr_cb[spr].name != NULL;
> +}
> +
>  void dump_mmu(CPUPPCState *env);
>  
>  void ppc_maybe_bswap_register(CPUPPCState *env, uint8_t *mem_buf, int len);

-- 
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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