From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:36256) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bi0hM-0000Lf-C6 for qemu-devel@nongnu.org; Thu, 08 Sep 2016 10:53:05 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bi0hI-0000b9-JX for qemu-devel@nongnu.org; Thu, 08 Sep 2016 10:53:03 -0400 Received: from mailapp01.imgtec.com ([195.59.15.196]:49825) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bi0hI-0000b1-DC for qemu-devel@nongnu.org; Thu, 08 Sep 2016 10:53:00 -0400 From: Paul Burton Date: Thu, 8 Sep 2016 15:51:52 +0100 Message-ID: <20160908145158.30720-3-paul.burton@imgtec.com> In-Reply-To: <20160908145158.30720-1-paul.burton@imgtec.com> References: <20160908145158.30720-1-paul.burton@imgtec.com> MIME-Version: 1.0 Content-Type: text/plain Subject: [Qemu-devel] [PATCH v2 2/8] hw/mips_gictimer: provide API for retrieving frequency List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org, Aurelien Jarno , Leon Alrae Cc: Paul Burton Provide a new function mips_gictimer_get_freq() which returns the frequency at which a GIC timer will count. This will be useful for boards which perform setup based upon this frequency. Signed-off-by: Paul Burton Reviewed-by: Leon Alrae --- hw/timer/mips_gictimer.c | 5 +++++ include/hw/timer/mips_gictimer.h | 1 + 2 files changed, 6 insertions(+) diff --git a/hw/timer/mips_gictimer.c b/hw/timer/mips_gictimer.c index 3698889..f5c5806 100644 --- a/hw/timer/mips_gictimer.c +++ b/hw/timer/mips_gictimer.c @@ -14,6 +14,11 @@ #define TIMER_PERIOD 10 /* 10 ns period for 100 Mhz frequency */ +uint32_t mips_gictimer_get_freq(MIPSGICTimerState *gic) +{ + return NANOSECONDS_PER_SECOND / TIMER_PERIOD; +} + static void gic_vptimer_update(MIPSGICTimerState *gictimer, uint32_t vp_index, uint64_t now) { diff --git a/include/hw/timer/mips_gictimer.h b/include/hw/timer/mips_gictimer.h index c8bc5d2..c7ca6c8 100644 --- a/include/hw/timer/mips_gictimer.h +++ b/include/hw/timer/mips_gictimer.h @@ -31,6 +31,7 @@ struct MIPSGICTimerState { MIPSGICTimerCB *cb; }; +uint32_t mips_gictimer_get_freq(MIPSGICTimerState *gic); uint32_t mips_gictimer_get_sh_count(MIPSGICTimerState *gic); void mips_gictimer_store_sh_count(MIPSGICTimerState *gic, uint64_t count); uint32_t mips_gictimer_get_vp_compare(MIPSGICTimerState *gictimer, -- 2.9.3