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Re: [PATCH 02/11] target/ppc: moved ppc_store_sdr1 to cpu.c
From: |
David Gibson |
Subject: |
Re: [PATCH 02/11] target/ppc: moved ppc_store_sdr1 to cpu.c |
Date: |
Thu, 13 May 2021 13:50:37 +1000 |
On Wed, May 12, 2021 at 11:08:04AM -0300, Bruno Larsen (billionai) wrote:
> Moved this function that is required in !TCG cases into a
> common code file
The reasons it's needed by !TCG are kind of bogus, related to
weirdness in the way KVM PR works. But it's fair not to care about
that right now, so, applied to ppc-for-6.1.
>
> Signed-off-by: Bruno Larsen (billionai) <bruno.larsen@eldorado.org.br>
> ---
> target/ppc/cpu.c | 29 +++++++++++++++++++++++++++++
> target/ppc/mmu_helper.c | 26 --------------------------
> 2 files changed, 29 insertions(+), 26 deletions(-)
>
> diff --git a/target/ppc/cpu.c b/target/ppc/cpu.c
> index cb794e9f4f..0ab7ac1af1 100644
> --- a/target/ppc/cpu.c
> +++ b/target/ppc/cpu.c
> @@ -20,7 +20,10 @@
> #include "qemu/osdep.h"
> #include "cpu.h"
> #include "cpu-models.h"
> +#include "cpu-qom.h"
> +#include "exec/log.h"
> #include "fpu/softfloat-helpers.h"
> +#include "mmu-hash64.h"
>
> target_ulong cpu_read_xer(CPUPPCState *env)
> {
> @@ -61,3 +64,29 @@ uint32_t ppc_get_vscr(CPUPPCState *env)
> uint32_t sat = (env->vscr_sat.u64[0] | env->vscr_sat.u64[1]) != 0;
> return env->vscr | (sat << VSCR_SAT);
> }
> +
> +void ppc_store_sdr1(CPUPPCState *env, target_ulong value)
> +{
> + PowerPCCPU *cpu = env_archcpu(env);
> + qemu_log_mask(CPU_LOG_MMU, "%s: " TARGET_FMT_lx "\n", __func__, value);
> + assert(!cpu->vhyp);
> +#if defined(TARGET_PPC64)
> + if (mmu_is_64bit(env->mmu_model)) {
> + target_ulong sdr_mask = SDR_64_HTABORG | SDR_64_HTABSIZE;
> + target_ulong htabsize = value & SDR_64_HTABSIZE;
> +
> + if (value & ~sdr_mask) {
> + error_report("Invalid bits 0x"TARGET_FMT_lx" set in SDR1",
> + value & ~sdr_mask);
> + value &= sdr_mask;
> + }
> + if (htabsize > 28) {
> + error_report("Invalid HTABSIZE 0x" TARGET_FMT_lx" stored in
> SDR1",
> + htabsize);
> + return;
> + }
> + }
> +#endif /* defined(TARGET_PPC64) */
> + /* FIXME: Should check for valid HTABMASK values in 32-bit case */
> + env->spr[SPR_SDR1] = value;
> +}
> diff --git a/target/ppc/mmu_helper.c b/target/ppc/mmu_helper.c
> index ca88658cba..06e1ebdcbc 100644
> --- a/target/ppc/mmu_helper.c
> +++ b/target/ppc/mmu_helper.c
> @@ -2085,32 +2085,6 @@ void ppc_tlb_invalidate_one(CPUPPCState *env,
> target_ulong addr)
>
>
> /*****************************************************************************/
> /* Special registers manipulation */
> -void ppc_store_sdr1(CPUPPCState *env, target_ulong value)
> -{
> - PowerPCCPU *cpu = env_archcpu(env);
> - qemu_log_mask(CPU_LOG_MMU, "%s: " TARGET_FMT_lx "\n", __func__, value);
> - assert(!cpu->vhyp);
> -#if defined(TARGET_PPC64)
> - if (mmu_is_64bit(env->mmu_model)) {
> - target_ulong sdr_mask = SDR_64_HTABORG | SDR_64_HTABSIZE;
> - target_ulong htabsize = value & SDR_64_HTABSIZE;
> -
> - if (value & ~sdr_mask) {
> - error_report("Invalid bits 0x"TARGET_FMT_lx" set in SDR1",
> - value & ~sdr_mask);
> - value &= sdr_mask;
> - }
> - if (htabsize > 28) {
> - error_report("Invalid HTABSIZE 0x" TARGET_FMT_lx" stored in
> SDR1",
> - htabsize);
> - return;
> - }
> - }
> -#endif /* defined(TARGET_PPC64) */
> - /* FIXME: Should check for valid HTABMASK values in 32-bit case */
> - env->spr[SPR_SDR1] = value;
> -}
> -
> #if defined(TARGET_PPC64)
> void ppc_store_ptcr(CPUPPCState *env, target_ulong value)
> {
--
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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- [RFC PATCH 00/11] target/ppc: add support to disable-tcg, Bruno Larsen (billionai), 2021/05/12
- [PATCH 01/11] target/ppc: created ppc_{store, get}_vscr for generic vscr usage, Bruno Larsen (billionai), 2021/05/12
- [PATCH 02/11] target/ppc: moved ppc_store_sdr1 to cpu.c, Bruno Larsen (billionai), 2021/05/12
- [PATCH 03/11] target/ppc: moved ppc_cpu_dump_state to cpu_init.c, Bruno Larsen (billionai), 2021/05/12
- [PATCH 04/11] target/ppc: moved ppc_store_msr into gdbstub.c, Bruno Larsen (billionai), 2021/05/12
- [PATCH 05/11] target/ppc: moved ppc_store_lpcr to cpu.c, Bruno Larsen (billionai), 2021/05/12