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[82.12.0.119]) by smtp.gmail.com with ESMTPSA id 138sm5309937wmf.21.2017.11.30.06.22.57 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 30 Nov 2017 06:22:58 -0800 (PST) X-Original-To: edk2-devel@lists.01.org Received-SPF: none (zoho.com: 198.145.21.10 is neither permitted nor denied by domain of lists.01.org) client-ip=198.145.21.10; envelope-from=edk2-devel-bounces@lists.01.org; helo=ml01.01.org; Received-SPF: Pass (sender SPF authorized) identity=mailfrom; client-ip=2a00:1450:400c:c09::242; helo=mail-wm0-x242.google.com; envelope-from=leif.lindholm@linaro.org; receiver=edk2-devel@lists.01.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id; bh=xXM33O6oOz8BEPM5hhGQFTT9YrF4Iuq/LT/UKT64eX4=; b=i4/89IcQBTgCxplk+E4CeKbudhlUZD23s5WMBg3AM1cITljtBtFZ4NOjgR+GXiCH7K rVEePPvmvSGLYL4MHKRn7ci0ffgxCY+pBxv+syOiEnaeIoFEWC20qMsYFMA5JM9diDLP SQzJTowejQuzbcppwi7aXBWdHIl16AKElQjcY= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id; bh=xXM33O6oOz8BEPM5hhGQFTT9YrF4Iuq/LT/UKT64eX4=; b=RA6F1Fhh279NTZTQZbVe1g7nob+SpaNM10b88V8LuJChJUFDc8JVWDIXPfhrLFJJZX i1bwyS58OhQXZRt77Qiad9O9ZdXjDs0wF7DqJi/dxK0p4VdftfoJ7ACxkVjTnzsWOljZ OBD60NKuUslg/ucgQdI14CQ/AyDDT/GwLEd5FB5vIYpl67mxlpf+nYs1rqMNoEn6P+Tb eJTH6DVgVYN0jqjWK6Etj3pjKY6U5V6Lk3WLe6npu5RpXg2ndsA2JF/pjZuZ1DonXu1+ 7CWupxgLdxVMT6/pk0MWE/X5Zh4PL+x6odOQpN+8SyaksTCBvFrBAXXbDvZWW35XWUGk bGQg== X-Gm-Message-State: AJaThX5IU2fBk2tS+h5dDUD2+Q1jviboA8AzHEw0vY1gdz3SOGbk6iiK +zm33+9VULoCxjpU6RyiyFnP96kuAZQ= X-Google-Smtp-Source: AGs4zMbXf9i/iR/WAAIYPEs65D6Abx+jOTC9Q/6nypf95M4GzHR0OrS8w8J55nDGLyMiRbYztKuGRQ== X-Received: by 10.28.73.196 with SMTP id w187mr728964wma.17.1512051779490; Thu, 30 Nov 2017 06:22:59 -0800 (PST) From: Leif Lindholm To: edk2-devel@lists.01.org Date: Thu, 30 Nov 2017 14:22:57 +0000 Message-Id: <20171130142257.28140-1-leif.lindholm@linaro.org> X-Mailer: git-send-email 2.11.0 Subject: [edk2] [PATCH v2] Omap35xxPkg: add GetTimeInNanoSecond implementation X-BeenThere: edk2-devel@lists.01.org X-Mailman-Version: 2.1.22 Precedence: list List-Id: EDK II Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ard.biesheuvel@linaro.org MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Errors-To: edk2-devel-bounces@lists.01.org Sender: "edk2-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) X-ZohoMail: RDKM_2 RSF_4 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" Commit a63be426f8e3 ("ArmPlatformPkg: Store initial timer value") caused BeagleBoard to stop building, due to Omap35xxTimerLib lacking an implementation of GetTimeInNanoSecond (). So add one. Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Leif Lindholm Reviewed-by: Ard Biesheuvel --- Omap35xxPkg/Library/Omap35xxTimerLib/TimerLib.c | 24 +++++++++++++++++++++= +++ 1 file changed, 24 insertions(+) diff --git a/Omap35xxPkg/Library/Omap35xxTimerLib/TimerLib.c b/Omap35xxPkg/= Library/Omap35xxTimerLib/TimerLib.c index 652c47b6f6..a6f79ddd57 100644 --- a/Omap35xxPkg/Library/Omap35xxTimerLib/TimerLib.c +++ b/Omap35xxPkg/Library/Omap35xxTimerLib/TimerLib.c @@ -131,3 +131,27 @@ GetPerformanceCounterProperties ( =20 return PcdGet64(PcdEmbeddedPerformanceCounterFrequencyInHz); } + +/** + Converts elapsed ticks of performance counter to time in nanoseconds. + + This function converts the elapsed ticks of running performance counter = to + time value in unit of nanoseconds. + + @param Ticks The number of elapsed ticks of running performance cou= nter. + + @return The elapsed time in nanoseconds. + +**/ +UINT64 +EFIAPI +GetTimeInNanoSecond ( + IN UINT64 Ticks + ) +{ + UINT32 Period; + + Period =3D PcdGet32 (PcdEmbeddedPerformanceCounterPeriodInNanoseconds); + + return (Ticks * Period); +} --=20 2.11.0 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel