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[44.242.66.180]) by smtp.gmail.com with ESMTPSA id p12sm982638edr.82.2021.02.03.06.24.53 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Wed, 03 Feb 2021 06:24:56 -0800 (PST) From: Bin Meng To: David Gibson , Greg Kurz Subject: [PATCH v2 1/2] hw/ppc: e500: Use a macro for the platform clock frequency Date: Wed, 3 Feb 2021 22:24:47 +0800 Message-Id: <1612362288-22216-1-git-send-email-bmeng.cn@gmail.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::635; envelope-from=bmeng.cn@gmail.com; helo=mail-ej1-x635.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, FREEMAIL_FROM=0.001, 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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Bin Meng , qemu-ppc@nongnu.org, qemu-devel@nongnu.org, =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Bin Meng At present the platform clock frequency is using a magic number. Convert it to a macro and use it everywhere. Signed-off-by: Bin Meng Reviewed-by: Philippe Mathieu-Daudé --- Changes in v2: - Rename the macro per Philippe's comments hw/ppc/e500.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c index c64b5d0..c795276 100644 --- a/hw/ppc/e500.c +++ b/hw/ppc/e500.c @@ -74,6 +74,8 @@ #define MPC8544_I2C_IRQ 43 #define RTC_REGS_OFFSET 0x68 +#define PLATFORM_CLK_FREQ_HZ (400 * 1000 * 1000) + struct boot_info { uint32_t dt_base; @@ -320,8 +322,8 @@ static int ppce500_load_device_tree(PPCE500MachineState *pms, int fdt_size; void *fdt; uint8_t hypercall[16]; - uint32_t clock_freq = 400000000; - uint32_t tb_freq = 400000000; + uint32_t clock_freq = PLATFORM_CLK_FREQ_HZ; + uint32_t tb_freq = PLATFORM_CLK_FREQ_HZ; int i; char compatible_sb[] = "fsl,mpc8544-immr\0simple-bus"; char *soc; @@ -890,7 +892,7 @@ void ppce500_init(MachineState *machine) env->spr_cb[SPR_BOOKE_PIR].default_value = cs->cpu_index = i; env->mpic_iack = pmc->ccsrbar_base + MPC8544_MPIC_REGS_OFFSET + 0xa0; - ppc_booke_timers_init(cpu, 400000000, PPC_TIMER_E500); + ppc_booke_timers_init(cpu, PLATFORM_CLK_FREQ_HZ, PPC_TIMER_E500); /* Register reset handler */ if (!i) { -- 2.7.4