From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 1C282A04FF; Sat, 7 May 2022 23:04:04 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id C1AD040DDB; Sat, 7 May 2022 23:04:03 +0200 (CEST) Received: from tentoumushi.denkimushi.com (tentoumushi.denkimushi.com [81.187.253.217]) by mails.dpdk.org (Postfix) with ESMTP id 5978240395 for ; Sat, 7 May 2022 23:03:56 +0200 (CEST) From: Duncan Bellamy DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denkimushi.com; s=dkim; t=1651957428; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=EnJ7cql4RD8qPEzeIzTv4huvuEH1yGxcQBz5Irmt7Ng=; b=nSZ0bD622a5X8bwq12HrCta45ISmBNlPAXy89xnLIRPN14/0KwrGV1cVoRV2ND3vBSJdFS u2MiFYpyfeFi1EWhlWppZ4t3Ex8XDKAi8pDZQmZlgVRKw15iCRMWR6DZpkku/8MY+Qtyxw l+l+PuJqjUxxi3daAIWU1xhT3ViUhaA= To: dev@dpdk.org Cc: Duncan Bellamy Subject: [PATCH v5] lib/eal/ppc fix compilation for musl Date: Sat, 7 May 2022 22:03:34 +0100 Message-Id: <20220507210334.2359214-1-dunk@denkimushi.com> In-Reply-To: <20220502142615.3705639-1-dunk@denkimushi.com> References: <20220502142615.3705639-1-dunk@denkimushi.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit ARC-Message-Signature: i=1; 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eal_asprintf(buffer, format, ##__VA_ARGS__) #endif +/** + * Function for systems with no __ppc_get_timebase_freq function. + */ +#ifndef RTE_ARCH_PPC_64 +uint64_t no_ppc_get_timebase_freq(void); +#endif + #endif /* _EAL_PRIVATE_H_ */ diff --git a/lib/eal/linux/eal_timer.c b/lib/eal/linux/eal_timer.c index 620baf038d..c5436ed1c5 100644 --- a/lib/eal/linux/eal_timer.c +++ b/lib/eal/linux/eal_timer.c @@ -5,6 +5,8 @@ #include #include +#include +#include #include #include @@ -222,3 +224,36 @@ rte_eal_timer_init(void) set_tsc_freq(); return 0; } + +#ifndef RTE_ARCH_PPC_64 +uint64_t +no_ppc_get_timebase_freq(void) +{ + static uint64_t base; + #if defined(__LINUX__) + if (!base) { + FILE *f = fopen("/proc/cpuinfo", "rb"); + if (f) { + ssize_t nr; + /* virtually always big enough to hold the line */ + char buf[512]; + while (fgets(buf, sizeof(buf), f)) { + char *ret = strstr(buf, "timebase"); + if (!ret) continue; + ret += sizeof("timebase") - 1; + ret = strchr(ret, ':'); + if (!ret) continue; + base = strtoul(ret + 1, 0, 10); + break; + } + fclose(f); + } + } + #elif defined(_WIN32) || defined(_WIN64) + /* windows code here */ + #elif defined(RTE_EXEC_ENV_FREEBSD) + /* freebsd code here */ + #endif + return base; +} +#endif diff --git a/lib/eal/ppc/include/rte_cycles.h b/lib/eal/ppc/include/rte_cycles.h index 5585f9273c..666fc9b0bf 100644 --- a/lib/eal/ppc/include/rte_cycles.h +++ b/lib/eal/ppc/include/rte_cycles.h @@ -10,7 +10,10 @@ extern "C" { #endif +#include +#ifdef __GLIBC__ #include +#endif #include "generic/rte_cycles.h" @@ -26,7 +29,11 @@ extern "C" { static inline uint64_t rte_rdtsc(void) { +#ifdef __GLIBC__ return __ppc_get_timebase(); +#else + return __builtin_ppc_get_timebase(); +#endif } static inline uint64_t diff --git a/lib/eal/ppc/rte_cycles.c b/lib/eal/ppc/rte_cycles.c index 3180adb0ff..b69fc701a6 100644 --- a/lib/eal/ppc/rte_cycles.c +++ b/lib/eal/ppc/rte_cycles.c @@ -2,12 +2,22 @@ * Copyright (C) IBM Corporation 2019. */ +#include +#ifdef __GLIBC__ #include +#else +#include +#include +#endif #include "eal_private.h" uint64_t get_tsc_freq_arch(void) { +#ifdef __GLIBC__ return __ppc_get_timebase_freq(); +#else + return no_ppc_get_timebase_freq(); +#endif } -- 2.32.0