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hw/arm: versal: Add support for the LPD ADMAs

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Add support for the Versal LPD ADMAs.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Francisco Iglesias <frasse.iglesias@gmail.com>
Reviewed-by: KONRAD Frederic <frederic.konrad@adacore.com>
Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Edgar E. Iglesias 2020-03-05 16:09:13 +00:00 committed by Peter Maydell
parent e64a62df37
commit 8a21865157
2 changed files with 30 additions and 0 deletions
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24
hw/arm/xlnx-versal.c
View file

@ -194,6 +194,29 @@ 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.
*/
@ -275,6 +298,7 @@ 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);

6
include/hw/arm/xlnx-versal.h
View file

@ -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