From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from zen.linaroharston ([185.81.254.11]) by smtp.gmail.com with ESMTPSA id fc17-20020a05600c525100b003b435c41103sm12046538wmb.0.2022.09.26.06.39.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 26 Sep 2022 06:39:08 -0700 (PDT) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 46AC61FFBE; Mon, 26 Sep 2022 14:39:05 +0100 (BST) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Cc: f4bug@amsat.org, mads@ynddal.dk, qemu-arm@nongnu.org, =?UTF-8?q?Alex=20Benn=C3=A9e?= , Richard Henderson , Peter Maydell Subject: [PATCH v2 06/11] hw/timer: convert mptimer access to attrs to derive cpu index Date: Mon, 26 Sep 2022 14:38:59 +0100 Message-Id: <20220926133904.3297263-7-alex.bennee@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220926133904.3297263-1-alex.bennee@linaro.org> References: <20220926133904.3297263-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TUID: +6E/JnrSxXgI This removes the hacks to deal with empty current_cpu. Reviewed-by: Richard Henderson Signed-off-by: Alex Bennée --- v2 - update for new fields - bool asserts --- hw/timer/arm_mptimer.c | 25 ++++++++++++++----------- 1 file changed, 14 insertions(+), 11 deletions(-) diff --git a/hw/timer/arm_mptimer.c b/hw/timer/arm_mptimer.c index cdfca3000b..813ba3b7e8 100644 --- a/hw/timer/arm_mptimer.c +++ b/hw/timer/arm_mptimer.c @@ -41,9 +41,10 @@ * which is used in both the ARM11MPCore and Cortex-A9MP. */ -static inline int get_current_cpu(ARMMPTimerState *s) +static inline int get_current_cpu(ARMMPTimerState *s, MemTxAttrs attrs) { - int cpu_id = current_cpu ? current_cpu->cpu_index : 0; + int cpu_id = attrs.requester_id; + g_assert(attrs.requester_type == MEMTXATTRS_CPU); if (cpu_id >= s->num_cpu) { hw_error("arm_mptimer: num-cpu %d but this cpu is %d!\n", @@ -178,25 +179,27 @@ static void timerblock_write(void *opaque, hwaddr addr, /* Wrapper functions to implement the "read timer/watchdog for * the current CPU" memory regions. */ -static uint64_t arm_thistimer_read(void *opaque, hwaddr addr, - unsigned size) +static MemTxResult arm_thistimer_read(void *opaque, hwaddr addr, uint64_t *data, + unsigned size, MemTxAttrs attrs) { ARMMPTimerState *s = (ARMMPTimerState *)opaque; - int id = get_current_cpu(s); - return timerblock_read(&s->timerblock[id], addr, size); + int id = get_current_cpu(s, attrs); + *data = timerblock_read(&s->timerblock[id], addr, size); + return MEMTX_OK; } -static void arm_thistimer_write(void *opaque, hwaddr addr, - uint64_t value, unsigned size) +static MemTxResult arm_thistimer_write(void *opaque, hwaddr addr, + uint64_t value, unsigned size, MemTxAttrs attrs) { ARMMPTimerState *s = (ARMMPTimerState *)opaque; - int id = get_current_cpu(s); + int id = get_current_cpu(s, attrs); timerblock_write(&s->timerblock[id], addr, value, size); + return MEMTX_OK; } static const MemoryRegionOps arm_thistimer_ops = { - .read = arm_thistimer_read, - .write = arm_thistimer_write, + .read_with_attrs = arm_thistimer_read, + .write_with_attrs = arm_thistimer_write, .valid = { .min_access_size = 4, .max_access_size = 4, -- 2.34.1