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Iglesias" , qemu-ppc@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [RFC PATCH-for-8.0 1/3] hw/ppc: Replace tswap32() by const_le32() Date: Tue, 13 Dec 2022 13:52:16 +0100 Message-Id: <20221213125218.39868-2-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221213125218.39868-1-philmd@linaro.org> References: <20221213125218.39868-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::336; envelope-from=philmd@linaro.org; helo=mail-wm1-x336.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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 Assuming the developers of commits 2c50e26efd ("powerpc: Add a virtex5 ml507 refdesign board") and 4b387f9ee1 ("ppc: Add aCube Sam460ex board") were testing on a little-endian setup, they meant to use const_le32() instead of tswap32() here, since tswap32() depends on the host endianness. Signed-off-by: Philippe Mathieu-Daudé --- hw/ppc/sam460ex.c | 3 ++- hw/ppc/virtex_ml507.c | 3 ++- 2 files changed, 4 insertions(+), 2 deletions(-) diff --git a/hw/ppc/sam460ex.c b/hw/ppc/sam460ex.c index 4a22ce3761..88b1480138 100644 --- a/hw/ppc/sam460ex.c +++ b/hw/ppc/sam460ex.c @@ -15,6 +15,7 @@ #include "qemu/units.h" #include "qemu/datadir.h" #include "qemu/error-report.h" +#include "qemu/bswap.h" #include "qapi/error.h" #include "hw/boards.h" #include "sysemu/kvm.h" @@ -255,7 +256,7 @@ static void main_cpu_reset(void *opaque) /* Create a mapping for the kernel. */ mmubooke_create_initial_mapping(env, 0, 0); - env->gpr[6] = tswap32(EPAPR_MAGIC); + env->gpr[6] = const_le32(EPAPR_MAGIC); env->gpr[7] = (16 * MiB) - 8; /* bi->ima_size; */ } else { diff --git a/hw/ppc/virtex_ml507.c b/hw/ppc/virtex_ml507.c index 13cace229b..0f282ecaa7 100644 --- a/hw/ppc/virtex_ml507.c +++ b/hw/ppc/virtex_ml507.c @@ -38,6 +38,7 @@ #include "qapi/error.h" #include "qemu/error-report.h" #include "qemu/option.h" +#include "qemu/bswap.h" #include "hw/intc/ppc-uic.h" #include "hw/ppc/ppc.h" @@ -141,7 +142,7 @@ static void main_cpu_reset(void *opaque) /* Create a mapping for the kernel. */ mmubooke_create_initial_mapping(env, 0, 0); - env->gpr[6] = tswap32(EPAPR_MAGIC); + env->gpr[6] = const_le32(EPAPR_MAGIC); env->gpr[7] = bi->ima_size; } From patchwork Tue Dec 13 12:52:17 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= X-Patchwork-Id: 1715328 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=yl5BCsoE; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4NWdjT3LXRz240P for ; 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Iglesias" , qemu-ppc@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [RFC PATCH-for-8.0 2/3] hw/ppc/spapr: Replace tswap64(HPTE) by cpu_to_be64(HPTE) Date: Tue, 13 Dec 2022 13:52:17 +0100 Message-Id: <20221213125218.39868-3-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221213125218.39868-1-philmd@linaro.org> References: <20221213125218.39868-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::32c; envelope-from=philmd@linaro.org; helo=mail-wm1-x32c.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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 The tswap64() calls introduced in commit 4be21d561d ("pseries: savevm support for pseries machine") are used to store the HTAB in the migration stream (see savevm_htab_handlers) and are in big-endian format. Signed-off-by: Philippe Mathieu-Daudé --- hw/ppc/spapr.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index 66b414d2e9..8b1d5689d2 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -39,6 +39,7 @@ #include "sysemu/reset.h" #include "sysemu/runstate.h" #include "qemu/log.h" +#include "qemu/bswap.h" #include "hw/fw-path-provider.h" #include "elf.h" #include "net/net.h" @@ -1357,10 +1358,10 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu, } #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) -#define HPTE_VALID(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) -#define HPTE_DIRTY(_hpte) (tswap64(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) -#define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= tswap64(~HPTE64_V_HPTE_DIRTY)) -#define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= tswap64(HPTE64_V_HPTE_DIRTY)) +#define HPTE_VALID(_hpte) (be64_to_cpu(*((uint64_t *)(_hpte))) & HPTE64_V_VALID) +#define HPTE_DIRTY(_hpte) (be64_to_cpu(*((uint64_t *)(_hpte))) & HPTE64_V_HPTE_DIRTY) +#define CLEAN_HPTE(_hpte) ((*(uint64_t *)(_hpte)) &= cpu_to_be64(~HPTE64_V_HPTE_DIRTY)) +#define DIRTY_HPTE(_hpte) ((*(uint64_t *)(_hpte)) |= cpu_to_be64(HPTE64_V_HPTE_DIRTY)) /* * Get the fd to access the kernel htab, re-opening it if necessary From patchwork Tue Dec 13 12:52:18 2022 Content-Type: text/plain; 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Tue, 13 Dec 2022 04:52:36 -0800 (PST) From: =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org, Peter Maydell Cc: Daniel Henrique Barboza , BALATON Zoltan , =?utf-8?q?Alex_Benn=C3=A9e?= , Alistair Francis , David Gibson , Jason Wang , =?utf-8?q?C=C3=A9dric_Le_Goater?= , Greg Kurz , qemu-arm@nongnu.org, "Edgar E. Iglesias" , qemu-ppc@nongnu.org, =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= Subject: [RFC PATCH-for-8.0 3/3] hw/net/xilinx_ethlite: Replace tswap32() by be32_to_cpu() Date: Tue, 13 Dec 2022 13:52:18 +0100 Message-Id: <20221213125218.39868-4-philmd@linaro.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221213125218.39868-1-philmd@linaro.org> References: <20221213125218.39868-1-philmd@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::335; envelope-from=philmd@linaro.org; helo=mail-wm1-x335.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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 This partly revert commit d48751ed4f ("xilinx-ethlite: Simplify byteswapping to/from brams") which states the packet data is stored in big-endian. Signed-off-by: Philippe Mathieu-Daudé --- hw/net/xilinx_ethlite.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/hw/net/xilinx_ethlite.c b/hw/net/xilinx_ethlite.c index 6e09f7e422..efe627d734 100644 --- a/hw/net/xilinx_ethlite.c +++ b/hw/net/xilinx_ethlite.c @@ -24,8 +24,8 @@ #include "qemu/osdep.h" #include "qemu/module.h" +#include "qemu/bswap.h" #include "qom/object.h" -#include "cpu.h" /* FIXME should not use tswap* */ #include "hw/sysbus.h" #include "hw/irq.h" #include "hw/qdev-properties.h" @@ -102,8 +102,8 @@ eth_read(void *opaque, hwaddr addr, unsigned int size) D(qemu_log("%s " TARGET_FMT_plx "=%x\n", __func__, addr * 4, r)); break; - default: - r = tswap32(s->regs[addr]); + default: /* Packet data */ + r = be32_to_cpu(s->regs[addr]); break; } return r; @@ -160,8 +160,8 @@ eth_write(void *opaque, hwaddr addr, s->regs[addr] = value; break; - default: - s->regs[addr] = tswap32(value); + default: /* Packet data */ + s->regs[addr] = cpu_to_be32(value); break; } }