ShuriZma
/
xemu
mirror of https://github.com/xemu-project/xemu.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

hw/arm/xlnx-zynqmp: Connect 4 TTC timers 

Connect the 4 TTC timers on the ZynqMP.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Luc Michel <luc@lmichel.fr>
Reviewed-by: Francisco Iglesias <frasse.iglesias@gmail.com>
Message-id: 20220331222017.2914409-3-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Edgar E. Iglesias 2022-04-01 00:20:17 +02:00 committed by Peter Maydell
parent 09fc50cdce
commit 51af6231ad
2 changed files with 26 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
hw/arm/xlnx-zynqmp.c
View File

@ -68,6 +68,9 @@
#define APU_ADDR 0xfd5c0000
#define APU_IRQ 153
#define TTC0_ADDR 0xFF110000
#define TTC0_IRQ 36
#define IPI_ADDR 0xFF300000
#define IPI_IRQ 64
@ -316,6 +319,24 @@ static void xlnx_zynqmp_create_crf(XlnxZynqMPState *s, qemu_irq *gic)
sysbus_connect_irq(sbd, 0, gic[CRF_IRQ]);
}
static void xlnx_zynqmp_create_ttc(XlnxZynqMPState *s, qemu_irq *gic)
{
SysBusDevice *sbd;
int i, irq;
for (i = 0; i < XLNX_ZYNQMP_NUM_TTC; i++) {
object_initialize_child(OBJECT(s), "ttc[*]", &s->ttc[i],
TYPE_CADENCE_TTC);
sbd = SYS_BUS_DEVICE(&s->ttc[i]);
sysbus_realize(sbd, &error_fatal);
sysbus_mmio_map(sbd, 0, TTC0_ADDR + i * 0x10000);
for (irq = 0; irq < 3; irq++) {
sysbus_connect_irq(sbd, irq, gic[TTC0_IRQ + i * 3 + irq]);
}
}
}
static void xlnx_zynqmp_create_unimp_mmio(XlnxZynqMPState *s)
{
static const struct UnimpInfo {
@ -721,6 +742,7 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
xlnx_zynqmp_create_efuse(s, gic_spi);
xlnx_zynqmp_create_apu_ctrl(s, gic_spi);
xlnx_zynqmp_create_crf(s, gic_spi);
xlnx_zynqmp_create_ttc(s, gic_spi);
xlnx_zynqmp_create_unimp_mmio(s);
for (i = 0; i < XLNX_ZYNQMP_NUM_GDMA_CH; i++) {

4
include/hw/arm/xlnx-zynqmp.h
View File

@ -41,6 +41,7 @@
#include "hw/or-irq.h"
#include "hw/misc/xlnx-zynqmp-apu-ctrl.h"
#include "hw/misc/xlnx-zynqmp-crf.h"
#include "hw/timer/cadence_ttc.h"
#define TYPE_XLNX_ZYNQMP "xlnx-zynqmp"
OBJECT_DECLARE_SIMPLE_TYPE(XlnxZynqMPState, XLNX_ZYNQMP)
@ -84,6 +85,8 @@ OBJECT_DECLARE_SIMPLE_TYPE(XlnxZynqMPState, XLNX_ZYNQMP)
#define XLNX_ZYNQMP_MAX_RAM_SIZE (XLNX_ZYNQMP_MAX_LOW_RAM_SIZE + \
XLNX_ZYNQMP_MAX_HIGH_RAM_SIZE)
#define XLNX_ZYNQMP_NUM_TTC 4
/*
* Unimplemented mmio regions needed to boot some images.
*/
@ -128,6 +131,7 @@ struct XlnxZynqMPState {
qemu_or_irq qspi_irq_orgate;
XlnxZynqMPAPUCtrl apu_ctrl;
XlnxZynqMPCRF crf;
CadenceTTCState ttc[XLNX_ZYNQMP_NUM_TTC];
char *boot_cpu;
ARMCPU *boot_cpu_ptr;