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[2403:5808:8af8:0:7926:51ea:3ff2:71dd]) by smtp.gmail.com with ESMTPSA id q9-20020a17090311c900b001ae59169f05sm16261879plh.182.2023.07.03.22.42.25 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 03 Jul 2023 22:42:28 -0700 (PDT) From: Joel Stanley To: =?utf-8?q?C=C3=A9dric_Le_Goater?= , Nicholas Piggin , =?utf-8?b?RnLDqWTDqXJpYyBCYXJyYXQ=?= Cc: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v2 4/5] ppc/pnv: Add P10 core xscom model Date: Tue, 4 Jul 2023 15:12:03 +0930 Message-Id: <20230704054204.168547-5-joel@jms.id.au> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20230704054204.168547-1-joel@jms.id.au> References: <20230704054204.168547-1-joel@jms.id.au> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::52b; envelope-from=joel.stan@gmail.com; helo=mail-pg1-x52b.google.com X-Spam_score_int: -14 X-Spam_score: -1.5 X-Spam_bar: - X-Spam_report: (-1.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.25, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Like the quad xscoms, add a core model for P10 to allow future differentiation from P9. Signed-off-by: Joel Stanley Reviewed-by: Cédric Le Goater Reviewed-by: Frederic Barrat --- hw/ppc/pnv_core.c | 44 ++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 42 insertions(+), 2 deletions(-) diff --git a/hw/ppc/pnv_core.c b/hw/ppc/pnv_core.c index e4df435b15e9..1eec28c88c41 100644 --- a/hw/ppc/pnv_core.c +++ b/hw/ppc/pnv_core.c @@ -167,6 +167,47 @@ static const MemoryRegionOps pnv_core_power9_xscom_ops = { .endianness = DEVICE_BIG_ENDIAN, }; +/* + * POWER10 core controls + */ + +static uint64_t pnv_core_power10_xscom_read(void *opaque, hwaddr addr, + unsigned int width) +{ + uint32_t offset = addr >> 3; + uint64_t val = 0; + + switch (offset) { + default: + qemu_log_mask(LOG_UNIMP, "Warning: reading reg=0x%" HWADDR_PRIx "\n", + addr); + } + + return val; +} + +static void pnv_core_power10_xscom_write(void *opaque, hwaddr addr, + uint64_t val, unsigned int width) +{ + uint32_t offset = addr >> 3; + + switch (offset) { + default: + qemu_log_mask(LOG_UNIMP, "Warning: writing to reg=0x%" HWADDR_PRIx "\n", + addr); + } +} + +static const MemoryRegionOps pnv_core_power10_xscom_ops = { + .read = pnv_core_power10_xscom_read, + .write = pnv_core_power10_xscom_write, + .valid.min_access_size = 8, + .valid.max_access_size = 8, + .impl.min_access_size = 8, + .impl.max_access_size = 8, + .endianness = DEVICE_BIG_ENDIAN, +}; + static void pnv_core_cpu_realize(PnvCore *pc, PowerPCCPU *cpu, Error **errp) { CPUPPCState *env = &cpu->env; @@ -315,8 +356,7 @@ static void pnv_core_power10_class_init(ObjectClass *oc, void *data) { PnvCoreClass *pcc = PNV_CORE_CLASS(oc); - /* TODO: Use the P9 XSCOMs for now on P10 */ - pcc->xscom_ops = &pnv_core_power9_xscom_ops; + pcc->xscom_ops = &pnv_core_power10_xscom_ops; } static void pnv_core_class_init(ObjectClass *oc, void *data)