@@ -21,11 +21,13 @@
#include "kvm_arm.h"
#include "hw/misc/unimp.h"
#include "hw/arm/xlnx-versal.h"
+#include "qemu/log.h"
+#include "hw/sysbus.h"
#define XLNX_VERSAL_ACPU_TYPE ARM_CPU_TYPE_NAME("cortex-a72")
#define GEM_REVISION 0x40070106
-#define VERSAL_NUM_PMC_APB_IRQS 2
+#define VERSAL_NUM_PMC_APB_IRQS 3
static void versal_create_apu_cpus(Versal *s)
{
@@ -271,6 +273,7 @@ static void versal_create_pmc_apb_irq_orgate(Versal *s, qemu_irq *pic)
* models:
* - RTC
* - BBRAM
+ * - PMC SLCR
*/
object_initialize_child(OBJECT(s), "pmc-apb-irq-orgate",
&s->pmc.apb_irq_orgate, TYPE_OR_IRQ);
@@ -392,6 +395,23 @@ static void versal_create_efuse(Versal *s, qemu_irq *pic)
sysbus_connect_irq(SYS_BUS_DEVICE(ctrl), 0, pic[VERSAL_EFUSE_IRQ]);
}
+static void versal_create_pmc_iou_slcr(Versal *s, qemu_irq *pic)
+{
+ SysBusDevice *sbd;
+
+ object_initialize_child(OBJECT(s), "versal-pmc-iou-slcr", &s->pmc.iou.slcr,
+ TYPE_XILINX_VERSAL_PMC_IOU_SLCR);
+
+ sbd = SYS_BUS_DEVICE(&s->pmc.iou.slcr);
+ sysbus_realize(sbd, &error_fatal);
+
+ memory_region_add_subregion(&s->mr_ps, MM_PMC_PMC_IOU_SLCR,
+ sysbus_mmio_get_region(sbd, 0));
+
+ sysbus_connect_irq(sbd, 0,
+ qdev_get_gpio_in(DEVICE(&s->pmc.apb_irq_orgate), 2));
+}
+
/* This takes the board allocated linear DDR memory and creates aliases
* for each split DDR range/aperture on the Versal address map.
*/
@@ -448,8 +468,31 @@ static void versal_unimp_area(Versal *s, const char *name,
memory_region_add_subregion(mr, base, mr_dev);
}
+static void versal_unimp_sd_emmc_sel(void *opaque, int n, int level)
+{
+ qemu_log_mask(LOG_UNIMP,
+ "Selecting between enabling SD mode or eMMC mode on "
+ "controller %d is not yet unimplemented\n", n);
+}
+
+static void versal_unimp_qspi_ospi_mux_sel(void *opaque, int n, int level)
+{
+ qemu_log_mask(LOG_UNIMP,
+ "Selecting between enabling the QSPI or OSPI linear address "
+ "region is not yet unimplemented\n");
+}
+
+static void versal_unimp_irq_parity_imr(void *opaque, int n, int level)
+{
+ qemu_log_mask(LOG_UNIMP,
+ "PMC SLCR parity interrupt behaviour "
+ "is not yet unimplemented\n");
+}
+
static void versal_unimp(Versal *s)
{
+ qemu_irq gpio_in;
+
versal_unimp_area(s, "psm", &s->mr_ps,
MM_PSM_START, MM_PSM_END - MM_PSM_START);
versal_unimp_area(s, "crl", &s->mr_ps,
@@ -464,6 +507,31 @@ static void versal_unimp(Versal *s)
MM_IOU_SCNTR, MM_IOU_SCNTR_SIZE);
versal_unimp_area(s, "iou-scntr-seucre", &s->mr_ps,
MM_IOU_SCNTRS, MM_IOU_SCNTRS_SIZE);
+
+ qdev_init_gpio_in_named(DEVICE(s), versal_unimp_sd_emmc_sel,
+ "sd-emmc-sel-dummy", 2);
+ qdev_init_gpio_in_named(DEVICE(s), versal_unimp_qspi_ospi_mux_sel,
+ "qspi-ospi-mux-sel-dummy", 1);
+ qdev_init_gpio_in_named(DEVICE(s), versal_unimp_irq_parity_imr,
+ "irq-parity-imr-dummy", 1);
+
+ gpio_in = qdev_get_gpio_in_named(DEVICE(s), "sd-emmc-sel-dummy", 0);
+ qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr), "sd-emmc-sel", 0,
+ gpio_in);
+
+ gpio_in = qdev_get_gpio_in_named(DEVICE(s), "sd-emmc-sel-dummy", 1);
+ qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr), "sd-emmc-sel", 1,
+ gpio_in);
+
+ gpio_in = qdev_get_gpio_in_named(DEVICE(s), "qspi-ospi-mux-sel-dummy", 0);
+ qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr),
+ "qspi-ospi-mux-sel", 0,
+ gpio_in);
+
+ gpio_in = qdev_get_gpio_in_named(DEVICE(s), "irq-parity-imr-dummy", 0);
+ qdev_connect_gpio_out_named(DEVICE(&s->pmc.iou.slcr),
+ SYSBUS_DEVICE_GPIO_IRQ, 0,
+ gpio_in);
}
static void versal_realize(DeviceState *dev, Error **errp)
@@ -483,6 +551,7 @@ static void versal_realize(DeviceState *dev, Error **errp)
versal_create_xrams(s, pic);
versal_create_bbram(s, pic);
versal_create_efuse(s, pic);
+ versal_create_pmc_iou_slcr(s, pic);
versal_map_ddr(s);
versal_unimp(s);
@@ -26,6 +26,7 @@
#include "hw/misc/xlnx-versal-xramc.h"
#include "hw/nvram/xlnx-bbram.h"
#include "hw/nvram/xlnx-versal-efuse.h"
+#include "hw/misc/xlnx-versal-pmc-iou-slcr.h"
#define TYPE_XLNX_VERSAL "xlnx-versal"
OBJECT_DECLARE_SIMPLE_TYPE(Versal, XLNX_VERSAL)
@@ -78,6 +79,7 @@ struct Versal {
struct {
struct {
SDHCIState sd[XLNX_VERSAL_NR_SDS];
+ XlnxVersalPmcIouSlcr slcr;
} iou;
XlnxZynqMPRTC rtc;
@@ -179,6 +181,9 @@ struct Versal {
#define MM_FPD_FPD_APU 0xfd5c0000
#define MM_FPD_FPD_APU_SIZE 0x100
+#define MM_PMC_PMC_IOU_SLCR 0xf1060000
+#define MM_PMC_PMC_IOU_SLCR_SIZE 0x10000
+
#define MM_PMC_SD0 0xf1040000U
#define MM_PMC_SD0_SIZE 0x10000
#define MM_PMC_BBRAM_CTRL 0xf11f0000
Connect Versal's PMC SLCR (system-level control registers) model. Signed-off-by: Francisco Iglesias <francisco.iglesias@xilinx.com> --- hw/arm/xlnx-versal.c | 71 +++++++++++++++++++++++++++++++++++++++++++- include/hw/arm/xlnx-versal.h | 5 ++++ 2 files changed, 75 insertions(+), 1 deletion(-)