From: "Edgar E. Iglesias" <edgar.iglesias@gmail.com>
To: qemu-devel@nongnu.org
Cc: figlesia@xilinx.com, peter.maydell@linaro.org,
sstabellini@kernel.org, edgar.iglesias@xilinx.com,
sai.pavan.boddu@xilinx.com, frasse.iglesias@gmail.com,
alistair@alistair23.me, richard.henderson@linaro.org,
frederic.konrad@adacore.com, qemu-arm@nongnu.org,
philmd@redhat.com, luc.michel@greensocs.com
Subject: [PATCH v1 1/2] hw/arm: versal: Add support for the LPD ADMAs
Date: Thu, 27 Feb 2020 16:44:23 +0100 [thread overview]
Message-ID: <20200227154424.6849-2-edgar.iglesias@gmail.com> (raw)
In-Reply-To: <20200227154424.6849-1-edgar.iglesias@gmail.com>
From: "Edgar E. Iglesias" <edgar.iglesias@xilinx.com>
Add support for the Versal LPD ADMAs.
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
---
hw/arm/xlnx-versal.c | 24 ++++++++++++++++++++++++
include/hw/arm/xlnx-versal.h | 6 ++++++
2 files changed, 30 insertions(+)
diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c
index 1cf3daaf4f..f9beba07ed 100644
--- a/hw/arm/xlnx-versal.c
+++ b/hw/arm/xlnx-versal.c
@@ -193,6 +193,29 @@ static void versal_create_gems(Versal *s, qemu_irq *pic)
}
}
+static void versal_create_admas(Versal *s, qemu_irq *pic)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(s->lpd.iou.adma); i++) {
+ char *name = g_strdup_printf("adma%d", i);
+ DeviceState *dev;
+ MemoryRegion *mr;
+
+ dev = qdev_create(NULL, "xlnx.zdma");
+ s->lpd.iou.adma[i] = SYS_BUS_DEVICE(dev);
+ object_property_add_child(OBJECT(s), name, OBJECT(dev), &error_fatal);
+ qdev_init_nofail(dev);
+
+ mr = sysbus_mmio_get_region(s->lpd.iou.adma[i], 0);
+ memory_region_add_subregion(&s->mr_ps,
+ MM_ADMA_CH0 + i * MM_ADMA_CH0_SIZE, mr);
+
+ sysbus_connect_irq(s->lpd.iou.adma[i], 0, pic[VERSAL_ADMA_IRQ_0 + i]);
+ g_free(name);
+ }
+}
+
/* This takes the board allocated linear DDR memory and creates aliases
* for each split DDR range/aperture on the Versal address map.
*/
@@ -274,6 +297,7 @@ static void versal_realize(DeviceState *dev, Error **errp)
versal_create_apu_gic(s, pic);
versal_create_uarts(s, pic);
versal_create_gems(s, pic);
+ versal_create_admas(s, pic);
versal_map_ddr(s);
versal_unimp(s);
diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h
index d844c4ffe4..6c0a692b2f 100644
--- a/include/hw/arm/xlnx-versal.h
+++ b/include/hw/arm/xlnx-versal.h
@@ -22,6 +22,7 @@
#define XLNX_VERSAL_NR_ACPUS 2
#define XLNX_VERSAL_NR_UARTS 2
#define XLNX_VERSAL_NR_GEMS 2
+#define XLNX_VERSAL_NR_ADMAS 8
#define XLNX_VERSAL_NR_IRQS 192
typedef struct Versal {
@@ -50,6 +51,7 @@ typedef struct Versal {
struct {
SysBusDevice *uart[XLNX_VERSAL_NR_UARTS];
SysBusDevice *gem[XLNX_VERSAL_NR_GEMS];
+ SysBusDevice *adma[XLNX_VERSAL_NR_ADMAS];
} iou;
} lpd;
@@ -74,6 +76,7 @@ typedef struct Versal {
#define VERSAL_GEM0_WAKE_IRQ_0 57
#define VERSAL_GEM1_IRQ_0 58
#define VERSAL_GEM1_WAKE_IRQ_0 59
+#define VERSAL_ADMA_IRQ_0 60
/* Architecturally reserved IRQs suitable for virtualization. */
#define VERSAL_RSVD_IRQ_FIRST 111
@@ -96,6 +99,9 @@ typedef struct Versal {
#define MM_GEM1 0xff0d0000U
#define MM_GEM1_SIZE 0x10000
+#define MM_ADMA_CH0 0xffa80000U
+#define MM_ADMA_CH0_SIZE 0x10000
+
#define MM_OCM 0xfffc0000U
#define MM_OCM_SIZE 0x40000
--
2.20.1
next prev parent reply other threads:[~2020-02-27 3:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-27 15:44 [PATCH v1 0/2] hw/arm: versal: Add the LPD zDMAs Edgar E. Iglesias
2020-02-27 15:44 ` Edgar E. Iglesias [this message]
2020-02-27 9:02 ` [PATCH v1 1/2] hw/arm: versal: Add support for the LPD ADMAs KONRAD Frederic
2020-02-27 9:48 ` Francisco Iglesias
2020-03-02 11:06 ` Luc Michel
2020-03-02 11:22 ` Peter Maydell
2020-02-27 15:44 ` [PATCH v1 2/2] hw/arm: versal: Generate xlnx-versal-virt zdma FDT nodes Edgar E. Iglesias
2020-02-27 9:04 ` KONRAD Frederic
2020-02-27 9:48 ` Francisco Iglesias
2020-03-02 11:07 ` Luc Michel
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