From: Jingyi Wang <wangjingyi11@huawei.com>
To: <drjones@redhat.com>, <kvm@vger.kernel.org>,
<kvmarm@lists.cs.columbia.edu>, <wangjingyi11@huawei.com>
Cc: <maz@kernel.org>, <wanghaibin.wang@huawei.com>,
<yuzenghui@huawei.com>, <eric.auger@redhat.com>
Subject: [kvm-unit-tests PATCH 2/6] arm64: microbench: Use the funcions for ipi test as the general functions for gic(ipi/lpi/timer) test.
Date: Sun, 17 May 2020 18:08:56 +0800 [thread overview]
Message-ID: <20200517100900.30792-3-wangjingyi11@huawei.com> (raw)
In-Reply-To: <20200517100900.30792-1-wangjingyi11@huawei.com>
The following patches will use that.
Signed-off-by: Jingyi Wang <wangjingyi11@huawei.com>
---
arm/micro-bench.c | 39 ++++++++++++++++++++++-----------------
1 file changed, 22 insertions(+), 17 deletions(-)
diff --git a/arm/micro-bench.c b/arm/micro-bench.c
index ca022d9..fc4d356 100644
--- a/arm/micro-bench.c
+++ b/arm/micro-bench.c
@@ -25,24 +25,24 @@
static u32 cntfrq;
-static volatile bool ipi_ready, ipi_received;
+static volatile bool irq_ready, irq_received;
static void *vgic_dist_base;
static void (*write_eoir)(u32 irqstat);
-static void ipi_irq_handler(struct pt_regs *regs)
+static void gic_irq_handler(struct pt_regs *regs)
{
- ipi_ready = false;
- ipi_received = true;
+ irq_ready = false;
+ irq_received = true;
gic_write_eoir(gic_read_iar());
- ipi_ready = true;
+ irq_ready = true;
}
-static void ipi_secondary_entry(void *data)
+static void gic_secondary_entry(void *data)
{
- install_irq_handler(EL1H_IRQ, ipi_irq_handler);
+ install_irq_handler(EL1H_IRQ, gic_irq_handler);
gic_enable_defaults();
local_irq_enable();
- ipi_ready = true;
+ irq_ready = true;
while (true)
cpu_relax();
}
@@ -72,9 +72,9 @@ static bool test_init(void)
break;
}
- ipi_ready = false;
+ irq_ready = false;
gic_enable_defaults();
- on_cpu_async(1, ipi_secondary_entry, NULL);
+ on_cpu_async(1, gic_secondary_entry, NULL);
cntfrq = get_cntfrq();
printf("Timer Frequency %d Hz (Output in microseconds)\n", cntfrq);
@@ -82,13 +82,18 @@ static bool test_init(void)
return true;
}
-static void ipi_prep(void)
+static void gic_prep_common(void)
{
unsigned tries = 1 << 28;
- while (!ipi_ready && tries--)
+ while (!irq_ready && tries--)
cpu_relax();
- assert(ipi_ready);
+ assert(irq_ready);
+}
+
+static void ipi_prep(void)
+{
+ gic_prep_common();
}
static void ipi_exec(void)
@@ -96,17 +101,17 @@ static void ipi_exec(void)
unsigned tries = 1 << 28;
static int received = 0;
- ipi_received = false;
+ irq_received = false;
gic_ipi_send_single(1, 1);
- while (!ipi_received && tries--)
+ while (!irq_received && tries--)
cpu_relax();
- if (ipi_recieved)
+ if (irq_received)
++received;
- assert_msg(ipi_received, "failed to receive IPI in time, but received %d successfully\n", received);
+ assert_msg(irq_received, "failed to receive IPI in time, but received %d successfully\n", received);
}
static void hvc_exec(void)
--
2.19.1
next prev parent reply other threads:[~2020-05-17 10:11 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-17 10:08 [kvm-unit-tests PATCH 0/6] arm64: add IPI/LPI/vtimer latency Jingyi Wang
2020-05-17 10:08 ` [kvm-unit-tests PATCH 1/6] arm64: microbench: get correct ipi recieved num Jingyi Wang
2020-05-21 14:00 ` Zenghui Yu
2020-05-22 2:32 ` Jingyi Wang
2020-05-22 5:34 ` Andrew Jones
2020-05-17 10:08 ` Jingyi Wang [this message]
2020-05-17 10:08 ` [kvm-unit-tests PATCH 3/6] arm64: microbench: gic: Add gicv4.1 support for ipi latency test Jingyi Wang
2020-05-17 10:08 ` [kvm-unit-tests PATCH 4/6] arm64: its: Handle its command queue wrapping Jingyi Wang
2020-05-17 10:08 ` [kvm-unit-tests PATCH 5/6] arm64: microbench: its: Add LPI latency test Jingyi Wang
2020-05-17 10:09 ` [kvm-unit-tests PATCH 6/6] arm64: microbench: Add vtimer " Jingyi Wang
2020-05-18 7:05 ` Andrew Jones
2020-05-20 4:16 ` Jingyi Wang
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