diff --git a/MAINTAINERS b/MAINTAINERS
index 0a5f236aad..d817ee6c6f 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1316,6 +1316,15 @@ F: include/hw/riscv/opentitan.h
F: include/hw/char/ibex_uart.h
F: include/hw/intc/ibex_plic.h
+Microchip PolarFire SoC Icicle Kit
+M: Bin Meng <bin.meng@windriver.com>
+L: qemu-riscv@nongnu.org
+S: Supported
+F: hw/riscv/microchip_pfsoc.c
+F: hw/char/mchp_pfsoc_mmuart.c
+F: include/hw/riscv/microchip_pfsoc.h
+F: include/hw/char/mchp_pfsoc_mmuart.h
+
RX Machines
-----------
rx-gdbsim
diff --git a/default-configs/riscv64-softmmu.mak b/default-configs/riscv64-softmmu.mak
index aaf6d735bb..76b6195648 100644
--- a/default-configs/riscv64-softmmu.mak
+++ b/default-configs/riscv64-softmmu.mak
@@ -10,3 +10,4 @@ CONFIG_SPIKE=y
CONFIG_SIFIVE_E=y
CONFIG_SIFIVE_U=y
CONFIG_RISCV_VIRT=y
+CONFIG_MICROCHIP_PFSOC=y
diff --git a/hw/arm/xilinx_zynq.c b/hw/arm/xilinx_zynq.c
index 9eb9cea8d4..f45e71e89b 100644
--- a/hw/arm/xilinx_zynq.c
+++ b/hw/arm/xilinx_zynq.c
@@ -121,6 +121,7 @@ static void gem_init(NICInfo *nd, uint32_t base, qemu_irq irq)
qemu_check_nic_model(nd, TYPE_CADENCE_GEM);
qdev_set_nic_properties(dev, nd);
}
+ object_property_set_int(OBJECT(dev), "phy-addr", 23, &error_abort);
s = SYS_BUS_DEVICE(dev);
sysbus_realize_and_unref(s, &error_fatal);
sysbus_mmio_map(s, 0, base);
diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c
index e3aa4bd1e5..12ba6c4eba 100644
--- a/hw/arm/xlnx-versal.c
+++ b/hw/arm/xlnx-versal.c
@@ -165,6 +165,7 @@ static void versal_create_gems(Versal *s, qemu_irq *pic)
qemu_check_nic_model(nd, "cadence_gem");
qdev_set_nic_properties(dev, nd);
}
+ object_property_set_int(OBJECT(dev), "phy-addr", 23, &error_abort);
object_property_set_int(OBJECT(dev), "num-priority-queues", 2,
&error_abort);
object_property_set_link(OBJECT(dev), "dma", OBJECT(&s->mr_ps),
diff --git a/hw/arm/xlnx-zynqmp.c b/hw/arm/xlnx-zynqmp.c
index c435b9d52a..7885bb1774 100644
--- a/hw/arm/xlnx-zynqmp.c
+++ b/hw/arm/xlnx-zynqmp.c
@@ -460,6 +460,8 @@ static void xlnx_zynqmp_realize(DeviceState *dev, Error **errp)
}
object_property_set_int(OBJECT(&s->gem[i]), "revision", GEM_REVISION,
&error_abort);
+ object_property_set_int(OBJECT(&s->gem[i]), "phy-addr", 23,
+ &error_abort);
object_property_set_int(OBJECT(&s->gem[i]), "num-priority-queues", 2,
&error_abort);
if (!sysbus_realize(SYS_BUS_DEVICE(&s->gem[i]), errp)) {
diff --git a/hw/char/Kconfig b/hw/char/Kconfig
index b7e0e4d5fa..939bc44758 100644
--- a/hw/char/Kconfig
+++ b/hw/char/Kconfig
@@ -1,6 +1,9 @@
config ESCC
bool
+config HTIF
+ bool
+
config PARALLEL
bool
default y
@@ -52,3 +55,9 @@ config RENESAS_SCI
config AVR_USART
bool
+
+config MCHP_PFSOC_MMUART
+ bool
+
+config SIFIVE_UART
+ bool
diff --git a/hw/char/mchp_pfsoc_mmuart.c b/hw/char/mchp_pfsoc_mmuart.c
new file mode 100644
index 0000000000..8a002b0a19
--- /dev/null
+++ b/hw/char/mchp_pfsoc_mmuart.c
@@ -0,0 +1,86 @@
+/*
+ * Microchip PolarFire SoC MMUART emulation
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/log.h"
+#include "chardev/char.h"
+#include "exec/address-spaces.h"
+#include "hw/char/mchp_pfsoc_mmuart.h"
+
+static uint64_t mchp_pfsoc_mmuart_read(void *opaque, hwaddr addr, unsigned size)
+{
+ MchpPfSoCMMUartState *s = opaque;
+
+ if (addr >= MCHP_PFSOC_MMUART_REG_SIZE) {
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: read: addr=0x%" HWADDR_PRIx "\n",
+ __func__, addr);
+ return 0;
+ }
+
+ return s->reg[addr / sizeof(uint32_t)];
+}
+
+static void mchp_pfsoc_mmuart_write(void *opaque, hwaddr addr,
+ uint64_t value, unsigned size)
+{
+ MchpPfSoCMMUartState *s = opaque;
+ uint32_t val32 = (uint32_t)value;
+
+ if (addr >= MCHP_PFSOC_MMUART_REG_SIZE) {
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: bad write: addr=0x%" HWADDR_PRIx
+ " v=0x%x\n", __func__, addr, val32);
+ return;
+ }
+
+ s->reg[addr / sizeof(uint32_t)] = val32;
+}
+
+static const MemoryRegionOps mchp_pfsoc_mmuart_ops = {
+ .read = mchp_pfsoc_mmuart_read,
+ .write = mchp_pfsoc_mmuart_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+};
+
+MchpPfSoCMMUartState *mchp_pfsoc_mmuart_create(MemoryRegion *sysmem,
+ hwaddr base, qemu_irq irq, Chardev *chr)
+{
+ MchpPfSoCMMUartState *s;
+
+ s = g_new0(MchpPfSoCMMUartState, 1);
+
+ memory_region_init_io(&s->iomem, NULL, &mchp_pfsoc_mmuart_ops, s,
+ "mchp.pfsoc.mmuart", 0x1000);
+
+ s->base = base;
+ s->irq = irq;
+
+ s->serial = serial_mm_init(sysmem, base, 2, irq, 399193, chr,
+ DEVICE_LITTLE_ENDIAN);
+
+ memory_region_add_subregion(sysmem, base + 0x20, &s->iomem);
+
+ return s;
+}
diff --git a/hw/char/meson.build b/hw/char/meson.build
index e888215145..196ac91fa2 100644
--- a/hw/char/meson.build
+++ b/hw/char/meson.build
@@ -30,9 +30,12 @@ softmmu_ss.add(when: 'CONFIG_EXYNOS4', if_true: files('exynos4210_uart.c'))
softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_uart.c'))
softmmu_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_aux.c'))
softmmu_ss.add(when: 'CONFIG_RENESAS_SCI', if_true: files('renesas_sci.c'))
+softmmu_ss.add(when: 'CONFIG_SIFIVE_UART', if_true: files('sifive_uart.c'))
softmmu_ss.add(when: 'CONFIG_SH4', if_true: files('sh_serial.c'))
softmmu_ss.add(when: 'CONFIG_STM32F2XX_USART', if_true: files('stm32f2xx_usart.c'))
+softmmu_ss.add(when: 'CONFIG_MCHP_PFSOC_MMUART', if_true: files('mchp_pfsoc_mmuart.c'))
+specific_ss.add(when: 'CONFIG_HTIF', if_true: files('riscv_htif.c'))
specific_ss.add(when: 'CONFIG_TERMINAL3270', if_true: files('terminal3270.c'))
specific_ss.add(when: 'CONFIG_VIRTIO', if_true: files('virtio-serial-bus.c'))
specific_ss.add(when: 'CONFIG_PSERIES', if_true: files('spapr_vty.c'))
diff --git a/hw/riscv/riscv_htif.c b/hw/char/riscv_htif.c
similarity index 99%
rename from hw/riscv/riscv_htif.c
rename to hw/char/riscv_htif.c
index ca87a5cf9f..ba1af1cfc4 100644
--- a/hw/riscv/riscv_htif.c
+++ b/hw/char/riscv_htif.c
@@ -24,10 +24,10 @@
#include "qapi/error.h"
#include "qemu/log.h"
#include "hw/sysbus.h"
+#include "hw/char/riscv_htif.h"
#include "hw/char/serial.h"
#include "chardev/char.h"
#include "chardev/char-fe.h"
-#include "hw/riscv/riscv_htif.h"
#include "qemu/timer.h"
#include "qemu/error-report.h"
diff --git a/hw/riscv/sifive_uart.c b/hw/char/sifive_uart.c
similarity index 99%
rename from hw/riscv/sifive_uart.c
rename to hw/char/sifive_uart.c
index 9350482662..3a00ba7f00 100644
--- a/hw/riscv/sifive_uart.c
+++ b/hw/char/sifive_uart.c
@@ -24,7 +24,7 @@
#include "chardev/char-fe.h"
#include "hw/hw.h"
#include "hw/irq.h"
-#include "hw/riscv/sifive_uart.h"
+#include "hw/char/sifive_uart.h"
/*
* Not yet implemented:
diff --git a/hw/dma/Kconfig b/hw/dma/Kconfig
index 5c61b67bc0..d67492d36c 100644
--- a/hw/dma/Kconfig
+++ b/hw/dma/Kconfig
@@ -20,3 +20,6 @@ config ZYNQ_DEVCFG
config STP2000
bool
+
+config SIFIVE_PDMA
+ bool
diff --git a/hw/dma/meson.build b/hw/dma/meson.build
index ff5bb3748f..b991d7698c 100644
--- a/hw/dma/meson.build
+++ b/hw/dma/meson.build
@@ -13,3 +13,4 @@ softmmu_ss.add(when: 'CONFIG_XLNX_ZYNQMP_ARM', if_true: files('xlnx-zdma.c'))
softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_dma.c', 'soc_dma.c'))
softmmu_ss.add(when: 'CONFIG_PXA2XX', if_true: files('pxa2xx_dma.c'))
softmmu_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_dma.c'))
+softmmu_ss.add(when: 'CONFIG_SIFIVE_PDMA', if_true: files('sifive_pdma.c'))
diff --git a/hw/dma/sifive_pdma.c b/hw/dma/sifive_pdma.c
new file mode 100644
index 0000000000..e1f6fedbda
--- /dev/null
+++ b/hw/dma/sifive_pdma.c
@@ -0,0 +1,313 @@
+/*
+ * SiFive Platform DMA emulation
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/bitops.h"
+#include "qemu/log.h"
+#include "qapi/error.h"
+#include "hw/hw.h"
+#include "hw/irq.h"
+#include "hw/qdev-properties.h"
+#include "hw/sysbus.h"
+#include "migration/vmstate.h"
+#include "sysemu/dma.h"
+#include "hw/dma/sifive_pdma.h"
+
+#define DMA_CONTROL 0x000
+#define CONTROL_CLAIM BIT(0)
+#define CONTROL_RUN BIT(1)
+#define CONTROL_DONE_IE BIT(14)
+#define CONTROL_ERR_IE BIT(15)
+#define CONTROL_DONE BIT(30)
+#define CONTROL_ERR BIT(31)
+
+#define DMA_NEXT_CONFIG 0x004
+#define CONFIG_REPEAT BIT(2)
+#define CONFIG_ORDER BIT(3)
+#define CONFIG_WRSZ_SHIFT 24
+#define CONFIG_RDSZ_SHIFT 28
+#define CONFIG_SZ_MASK 0xf
+
+#define DMA_NEXT_BYTES 0x008
+#define DMA_NEXT_DST 0x010
+#define DMA_NEXT_SRC 0x018
+#define DMA_EXEC_CONFIG 0x104
+#define DMA_EXEC_BYTES 0x108
+#define DMA_EXEC_DST 0x110
+#define DMA_EXEC_SRC 0x118
+
+enum dma_chan_state {
+ DMA_CHAN_STATE_IDLE,
+ DMA_CHAN_STATE_STARTED,
+ DMA_CHAN_STATE_ERROR,
+ DMA_CHAN_STATE_DONE
+};
+
+static void sifive_pdma_run(SiFivePDMAState *s, int ch)
+{
+ uint64_t bytes = s->chan[ch].next_bytes;
+ uint64_t dst = s->chan[ch].next_dst;
+ uint64_t src = s->chan[ch].next_src;
+ uint32_t config = s->chan[ch].next_config;
+ int wsize, rsize, size;
+ uint8_t buf[64];
+ int n;
+
+ /* do nothing if bytes to transfer is zero */
+ if (!bytes) {
+ goto error;
+ }
+
+ /*
+ * The manual does not describe how the hardware behaviors when
+ * config.wsize and config.rsize are given different values.
+ * A common case is memory to memory DMA, and in this case they
+ * are normally the same. Abort if this expectation fails.
+ */
+ wsize = (config >> CONFIG_WRSZ_SHIFT) & CONFIG_SZ_MASK;
+ rsize = (config >> CONFIG_RDSZ_SHIFT) & CONFIG_SZ_MASK;
+ if (wsize != rsize) {
+ goto error;
+ }
+
+ /*
+ * Calculate the transaction size
+ *
+ * size field is base 2 logarithm of DMA transaction size,
+ * but there is an upper limit of 64 bytes per transaction.
+ */
+ size = wsize;
+ if (size > 6) {
+ size = 6;
+ }
+ size = 1 << size;
+
+ /* the bytes to transfer should be multiple of transaction size */
+ if (bytes % size) {
+ goto error;
+ }
+
+ /* indicate a DMA transfer is started */
+ s->chan[ch].state = DMA_CHAN_STATE_STARTED;
+ s->chan[ch].control &= ~CONTROL_DONE;
+ s->chan[ch].control &= ~CONTROL_ERR;
+
+ /* load the next_ registers into their exec_ counterparts */
+ s->chan[ch].exec_config = config;
+ s->chan[ch].exec_bytes = bytes;
+ s->chan[ch].exec_dst = dst;
+ s->chan[ch].exec_src = src;
+
+ for (n = 0; n < bytes / size; n++) {
+ cpu_physical_memory_read(s->chan[ch].exec_src, buf, size);
+ cpu_physical_memory_write(s->chan[ch].exec_dst, buf, size);
+ s->chan[ch].exec_src += size;
+ s->chan[ch].exec_dst += size;
+ s->chan[ch].exec_bytes -= size;
+ }
+
+ /* indicate a DMA transfer is done */
+ s->chan[ch].state = DMA_CHAN_STATE_DONE;
+ s->chan[ch].control &= ~CONTROL_RUN;
+ s->chan[ch].control |= CONTROL_DONE;
+
+ /* reload exec_ registers if repeat is required */
+ if (s->chan[ch].next_config & CONFIG_REPEAT) {
+ s->chan[ch].exec_bytes = bytes;
+ s->chan[ch].exec_dst = dst;
+ s->chan[ch].exec_src = src;
+ }
+
+ return;
+
+error:
+ s->chan[ch].state = DMA_CHAN_STATE_ERROR;
+ s->chan[ch].control |= CONTROL_ERR;
+ return;
+}
+
+static inline void sifive_pdma_update_irq(SiFivePDMAState *s, int ch)
+{
+ bool done_ie, err_ie;
+
+ done_ie = !!(s->chan[ch].control & CONTROL_DONE_IE);
+ err_ie = !!(s->chan[ch].control & CONTROL_ERR_IE);
+
+ if (done_ie && (s->chan[ch].control & CONTROL_DONE)) {
+ qemu_irq_raise(s->irq[ch * 2]);
+ } else {
+ qemu_irq_lower(s->irq[ch * 2]);
+ }
+
+ if (err_ie && (s->chan[ch].control & CONTROL_ERR)) {
+ qemu_irq_raise(s->irq[ch * 2 + 1]);
+ } else {
+ qemu_irq_lower(s->irq[ch * 2 + 1]);
+ }
+
+ s->chan[ch].state = DMA_CHAN_STATE_IDLE;
+}
+
+static uint64_t sifive_pdma_read(void *opaque, hwaddr offset, unsigned size)
+{
+ SiFivePDMAState *s = opaque;
+ int ch = SIFIVE_PDMA_CHAN_NO(offset);
+ uint64_t val = 0;
+
+ if (ch >= SIFIVE_PDMA_CHANS) {
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: Invalid channel no %d\n",
+ __func__, ch);
+ return 0;
+ }
+
+ offset &= 0xfff;
+ switch (offset) {
+ case DMA_CONTROL:
+ val = s->chan[ch].control;
+ break;
+ case DMA_NEXT_CONFIG:
+ val = s->chan[ch].next_config;
+ break;
+ case DMA_NEXT_BYTES:
+ val = s->chan[ch].next_bytes;
+ break;
+ case DMA_NEXT_DST:
+ val = s->chan[ch].next_dst;
+ break;
+ case DMA_NEXT_SRC:
+ val = s->chan[ch].next_src;
+ break;
+ case DMA_EXEC_CONFIG:
+ val = s->chan[ch].exec_config;
+ break;
+ case DMA_EXEC_BYTES:
+ val = s->chan[ch].exec_bytes;
+ break;
+ case DMA_EXEC_DST:
+ val = s->chan[ch].exec_dst;
+ break;
+ case DMA_EXEC_SRC:
+ val = s->chan[ch].exec_src;
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n",
+ __func__, offset);
+ break;
+ }
+
+ return val;
+}
+
+static void sifive_pdma_write(void *opaque, hwaddr offset,
+ uint64_t value, unsigned size)
+{
+ SiFivePDMAState *s = opaque;
+ int ch = SIFIVE_PDMA_CHAN_NO(offset);
+
+ if (ch >= SIFIVE_PDMA_CHANS) {
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: Invalid channel no %d\n",
+ __func__, ch);
+ return;
+ }
+
+ offset &= 0xfff;
+ switch (offset) {
+ case DMA_CONTROL:
+ s->chan[ch].control = value;
+
+ if (value & CONTROL_RUN) {
+ sifive_pdma_run(s, ch);
+ }
+
+ sifive_pdma_update_irq(s, ch);
+ break;
+ case DMA_NEXT_CONFIG:
+ s->chan[ch].next_config = value;
+ break;
+ case DMA_NEXT_BYTES:
+ s->chan[ch].next_bytes = value;
+ break;
+ case DMA_NEXT_DST:
+ s->chan[ch].next_dst = value;
+ break;
+ case DMA_NEXT_SRC:
+ s->chan[ch].next_src = value;
+ break;
+ case DMA_EXEC_CONFIG:
+ case DMA_EXEC_BYTES:
+ case DMA_EXEC_DST:
+ case DMA_EXEC_SRC:
+ /* these are read-only registers */
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: Bad offset 0x%" HWADDR_PRIX "\n",
+ __func__, offset);
+ break;
+ }
+}
+
+static const MemoryRegionOps sifive_pdma_ops = {
+ .read = sifive_pdma_read,
+ .write = sifive_pdma_write,
+ .endianness = DEVICE_LITTLE_ENDIAN,
+ /* there are 32-bit and 64-bit wide registers */
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 8,
+ }
+};
+
+static void sifive_pdma_realize(DeviceState *dev, Error **errp)
+{
+ SiFivePDMAState *s = SIFIVE_PDMA(dev);
+ int i;
+
+ memory_region_init_io(&s->iomem, OBJECT(dev), &sifive_pdma_ops, s,
+ TYPE_SIFIVE_PDMA, SIFIVE_PDMA_REG_SIZE);
+ sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->iomem);
+
+ for (i = 0; i < SIFIVE_PDMA_IRQS; i++) {
+ sysbus_init_irq(SYS_BUS_DEVICE(dev), &s->irq[i]);
+ }
+}
+
+static void sifive_pdma_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->desc = "SiFive Platform DMA controller";
+ dc->realize = sifive_pdma_realize;
+}
+
+static const TypeInfo sifive_pdma_info = {
+ .name = TYPE_SIFIVE_PDMA,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(SiFivePDMAState),
+ .class_init = sifive_pdma_class_init,
+};
+
+static void sifive_pdma_register_types(void)
+{
+ type_register_static(&sifive_pdma_info);
+}
+
+type_init(sifive_pdma_register_types)
diff --git a/hw/gpio/Kconfig b/hw/gpio/Kconfig
index 9227cb5598..b6fdaa2586 100644
--- a/hw/gpio/Kconfig
+++ b/hw/gpio/Kconfig
@@ -7,3 +7,6 @@ config PL061
config GPIO_KEY
bool
+
+config SIFIVE_GPIO
+ bool
diff --git a/hw/gpio/meson.build b/hw/gpio/meson.build
index 6bcdfa6b1d..86cae9a0f3 100644
--- a/hw/gpio/meson.build
+++ b/hw/gpio/meson.build
@@ -10,3 +10,4 @@ softmmu_ss.add(when: 'CONFIG_NRF51_SOC', if_true: files('nrf51_gpio.c'))
softmmu_ss.add(when: 'CONFIG_OMAP', if_true: files('omap_gpio.c'))
softmmu_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_gpio.c'))
softmmu_ss.add(when: 'CONFIG_ASPEED_SOC', if_true: files('aspeed_gpio.c'))
+softmmu_ss.add(when: 'CONFIG_SIFIVE_GPIO', if_true: files('sifive_gpio.c'))
diff --git a/hw/riscv/sifive_gpio.c b/hw/gpio/sifive_gpio.c
similarity index 99%
rename from hw/riscv/sifive_gpio.c
rename to hw/gpio/sifive_gpio.c
index aac6b44cac..78bf29e996 100644
--- a/hw/riscv/sifive_gpio.c
+++ b/hw/gpio/sifive_gpio.c
@@ -15,7 +15,7 @@
#include "qemu/log.h"
#include "hw/irq.h"
#include "hw/qdev-properties.h"
-#include "hw/riscv/sifive_gpio.h"
+#include "hw/gpio/sifive_gpio.h"
#include "migration/vmstate.h"
#include "trace.h"
diff --git a/hw/gpio/trace-events b/hw/gpio/trace-events
index c1271fdfb2..6e3f048745 100644
--- a/hw/gpio/trace-events
+++ b/hw/gpio/trace-events
@@ -5,3 +5,9 @@ nrf51_gpio_read(uint64_t offset, uint64_t r) "offset 0x%" PRIx64 " value 0x%" PR
nrf51_gpio_write(uint64_t offset, uint64_t value) "offset 0x%" PRIx64 " value 0x%" PRIx64
nrf51_gpio_set(int64_t line, int64_t value) "line %" PRIi64 " value %" PRIi64
nrf51_gpio_update_output_irq(int64_t line, int64_t value) "line %" PRIi64 " value %" PRIi64
+
+# sifive_gpio.c
+sifive_gpio_read(uint64_t offset, uint64_t r) "offset 0x%" PRIx64 " value 0x%" PRIx64
+sifive_gpio_write(uint64_t offset, uint64_t value) "offset 0x%" PRIx64 " value 0x%" PRIx64
+sifive_gpio_set(int64_t line, int64_t value) "line %" PRIi64 " value %" PRIi64
+sifive_gpio_update_output_irq(int64_t line, int64_t value) "line %" PRIi64 " value %" PRIi64
diff --git a/hw/intc/Kconfig b/hw/intc/Kconfig
index 2ae1e89497..d07954086a 100644
--- a/hw/intc/Kconfig
+++ b/hw/intc/Kconfig
@@ -67,3 +67,9 @@ config RX_ICU
config LOONGSON_LIOINTC
bool
+
+config SIFIVE_CLINT
+ bool
+
+config SIFIVE_PLIC
+ bool
diff --git a/hw/intc/meson.build b/hw/intc/meson.build
index c16f7f036e..3f82cc230a 100644
--- a/hw/intc/meson.build
+++ b/hw/intc/meson.build
@@ -47,6 +47,8 @@ specific_ss.add(when: 'CONFIG_RX_ICU', if_true: files('rx_icu.c'))
specific_ss.add(when: 'CONFIG_S390_FLIC', if_true: files('s390_flic.c'))
specific_ss.add(when: 'CONFIG_S390_FLIC_KVM', if_true: files('s390_flic_kvm.c'))
specific_ss.add(when: 'CONFIG_SH4', if_true: files('sh_intc.c'))
+specific_ss.add(when: 'CONFIG_SIFIVE_CLINT', if_true: files('sifive_clint.c'))
+specific_ss.add(when: 'CONFIG_SIFIVE_PLIC', if_true: files('sifive_plic.c'))
specific_ss.add(when: 'CONFIG_XICS', if_true: files('xics.c'))
specific_ss.add(when: 'CONFIG_XICS_KVM', if_true: files('xics_kvm.c'))
specific_ss.add(when: 'CONFIG_XICS_SPAPR', if_true: files('xics_spapr.c'))
diff --git a/hw/riscv/sifive_clint.c b/hw/intc/sifive_clint.c
similarity index 90%
rename from hw/riscv/sifive_clint.c
rename to hw/intc/sifive_clint.c
index 15e13d5f7a..0f41e5ea1c 100644
--- a/hw/riscv/sifive_clint.c
+++ b/hw/intc/sifive_clint.c
@@ -26,25 +26,26 @@
#include "hw/sysbus.h"
#include "target/riscv/cpu.h"
#include "hw/qdev-properties.h"
-#include "hw/riscv/sifive_clint.h"
+#include "hw/intc/sifive_clint.h"
#include "qemu/timer.h"
-static uint64_t cpu_riscv_read_rtc(void)
+static uint64_t cpu_riscv_read_rtc(uint32_t timebase_freq)
{
return muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL),
- SIFIVE_CLINT_TIMEBASE_FREQ, NANOSECONDS_PER_SECOND);
+ timebase_freq, NANOSECONDS_PER_SECOND);
}
/*
* Called when timecmp is written to update the QEMU timer or immediately
* trigger timer interrupt if mtimecmp <= current timer value.
*/
-static void sifive_clint_write_timecmp(RISCVCPU *cpu, uint64_t value)
+static void sifive_clint_write_timecmp(RISCVCPU *cpu, uint64_t value,
+ uint32_t timebase_freq)
{
uint64_t next;
uint64_t diff;
- uint64_t rtc_r = cpu_riscv_read_rtc();
+ uint64_t rtc_r = cpu_riscv_read_rtc(timebase_freq);
cpu->env.timecmp = value;
if (cpu->env.timecmp <= rtc_r) {
@@ -59,7 +60,7 @@ static void sifive_clint_write_timecmp(RISCVCPU *cpu, uint64_t value)
diff = cpu->env.timecmp - rtc_r;
/* back to ns (note args switched in muldiv64) */
next = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) +
- muldiv64(diff, NANOSECONDS_PER_SECOND, SIFIVE_CLINT_TIMEBASE_FREQ);
+ muldiv64(diff, NANOSECONDS_PER_SECOND, timebase_freq);
timer_mod(cpu->env.timer, next);
}
@@ -112,10 +113,10 @@ static uint64_t sifive_clint_read(void *opaque, hwaddr addr, unsigned size)
}
} else if (addr == clint->time_base) {
/* time_lo */
- return cpu_riscv_read_rtc() & 0xFFFFFFFF;
+ return cpu_riscv_read_rtc(clint->timebase_freq) & 0xFFFFFFFF;
} else if (addr == clint->time_base + 4) {
/* time_hi */
- return (cpu_riscv_read_rtc() >> 32) & 0xFFFFFFFF;
+ return (cpu_riscv_read_rtc(clint->timebase_freq) >> 32) & 0xFFFFFFFF;
}
error_report("clint: invalid read: %08x", (uint32_t)addr);
@@ -153,13 +154,13 @@ static void sifive_clint_write(void *opaque, hwaddr addr, uint64_t value,
/* timecmp_lo */
uint64_t timecmp_hi = env->timecmp >> 32;
sifive_clint_write_timecmp(RISCV_CPU(cpu),
- timecmp_hi << 32 | (value & 0xFFFFFFFF));
+ timecmp_hi << 32 | (value & 0xFFFFFFFF), clint->timebase_freq);
return;
} else if ((addr & 0x7) == 4) {
/* timecmp_hi */
uint64_t timecmp_lo = env->timecmp;
sifive_clint_write_timecmp(RISCV_CPU(cpu),
- value << 32 | (timecmp_lo & 0xFFFFFFFF));
+ value << 32 | (timecmp_lo & 0xFFFFFFFF), clint->timebase_freq);
} else {
error_report("clint: invalid timecmp write: %08x", (uint32_t)addr);
}
@@ -194,6 +195,7 @@ static Property sifive_clint_properties[] = {
DEFINE_PROP_UINT32("timecmp-base", SiFiveCLINTState, timecmp_base, 0),
DEFINE_PROP_UINT32("time-base", SiFiveCLINTState, time_base, 0),
DEFINE_PROP_UINT32("aperture-size", SiFiveCLINTState, aperture_size, 0),
+ DEFINE_PROP_UINT32("timebase-freq", SiFiveCLINTState, timebase_freq, 0),
DEFINE_PROP_END_OF_LIST(),
};
@@ -232,7 +234,8 @@ type_init(sifive_clint_register_types)
*/
DeviceState *sifive_clint_create(hwaddr addr, hwaddr size,
uint32_t hartid_base, uint32_t num_harts, uint32_t sip_base,
- uint32_t timecmp_base, uint32_t time_base, bool provide_rdtime)
+ uint32_t timecmp_base, uint32_t time_base, uint32_t timebase_freq,
+ bool provide_rdtime)
{
int i;
for (i = 0; i < num_harts; i++) {
@@ -242,7 +245,7 @@ DeviceState *sifive_clint_create(hwaddr addr, hwaddr size,
continue;
}
if (provide_rdtime) {
- riscv_cpu_set_rdtime_fn(env, cpu_riscv_read_rtc);
+ riscv_cpu_set_rdtime_fn(env, cpu_riscv_read_rtc, timebase_freq);
}
env->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL,
&sifive_clint_timer_cb, cpu);
@@ -256,6 +259,7 @@ DeviceState *sifive_clint_create(hwaddr addr, hwaddr size,
qdev_prop_set_uint32(dev, "timecmp-base", timecmp_base);
qdev_prop_set_uint32(dev, "time-base", time_base);
qdev_prop_set_uint32(dev, "aperture-size", size);
+ qdev_prop_set_uint32(dev, "timebase-freq", timebase_freq);
sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal);
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, addr);
return dev;
diff --git a/hw/riscv/sifive_plic.c b/hw/intc/sifive_plic.c
similarity index 99%
rename from hw/riscv/sifive_plic.c
rename to hw/intc/sifive_plic.c
index 11ef147606..af611f8db8 100644
--- a/hw/riscv/sifive_plic.c
+++ b/hw/intc/sifive_plic.c
@@ -27,9 +27,9 @@
#include "hw/pci/msi.h"
#include "hw/boards.h"
#include "hw/qdev-properties.h"
+#include "hw/intc/sifive_plic.h"
#include "target/riscv/cpu.h"
#include "sysemu/sysemu.h"
-#include "hw/riscv/sifive_plic.h"
#define RISCV_DEBUG_PLIC 0
diff --git a/include/hw/riscv/sifive_plic.h b/hw/intc/sifive_plic.h
similarity index 100%
rename from include/hw/riscv/sifive_plic.h
rename to hw/intc/sifive_plic.h
diff --git a/hw/misc/Kconfig b/hw/misc/Kconfig
index 92c397ca07..3185456110 100644
--- a/hw/misc/Kconfig
+++ b/hw/misc/Kconfig
@@ -134,4 +134,16 @@ config MAC_VIA
config AVR_POWER
bool
+config SIFIVE_TEST
+ bool
+
+config SIFIVE_E_PRCI
+ bool
+
+config SIFIVE_U_OTP
+ bool
+
+config SIFIVE_U_PRCI
+ bool
+
source macio/Kconfig
diff --git a/hw/misc/meson.build b/hw/misc/meson.build
index e1576b81cf..bd24132757 100644
--- a/hw/misc/meson.build
+++ b/hw/misc/meson.build
@@ -21,6 +21,12 @@ softmmu_ss.add(when: 'CONFIG_ARM11SCU', if_true: files('arm11scu.c'))
# Mac devices
softmmu_ss.add(when: 'CONFIG_MOS6522', if_true: files('mos6522.c'))
+# RISC-V devices
+softmmu_ss.add(when: 'CONFIG_SIFIVE_TEST', if_true: files('sifive_test.c'))
+softmmu_ss.add(when: 'CONFIG_SIFIVE_E_PRCI', if_true: files('sifive_e_prci.c'))
+softmmu_ss.add(when: 'CONFIG_SIFIVE_U_OTP', if_true: files('sifive_u_otp.c'))
+softmmu_ss.add(when: 'CONFIG_SIFIVE_U_PRCI', if_true: files('sifive_u_prci.c'))
+
# PKUnity SoC devices
softmmu_ss.add(when: 'CONFIG_PUV3', if_true: files('puv3_pm.c'))
diff --git a/hw/riscv/sifive_e_prci.c b/hw/misc/sifive_e_prci.c
similarity index 99%
rename from hw/riscv/sifive_e_prci.c
rename to hw/misc/sifive_e_prci.c
index 17dfa74715..8ec4ee4b41 100644
--- a/hw/riscv/sifive_e_prci.c
+++ b/hw/misc/sifive_e_prci.c
@@ -24,7 +24,7 @@
#include "qemu/log.h"
#include "qemu/module.h"
#include "hw/hw.h"
-#include "hw/riscv/sifive_e_prci.h"
+#include "hw/misc/sifive_e_prci.h"
static uint64_t sifive_e_prci_read(void *opaque, hwaddr addr, unsigned int size)
{
diff --git a/hw/riscv/sifive_test.c b/hw/misc/sifive_test.c
similarity index 97%
rename from hw/riscv/sifive_test.c
rename to hw/misc/sifive_test.c
index 0c78fb2c93..2deb2072cc 100644
--- a/hw/riscv/sifive_test.c
+++ b/hw/misc/sifive_test.c
@@ -25,7 +25,7 @@
#include "qemu/module.h"
#include "sysemu/runstate.h"
#include "hw/hw.h"
-#include "hw/riscv/sifive_test.h"
+#include "hw/misc/sifive_test.h"
static uint64_t sifive_test_read(void *opaque, hwaddr addr, unsigned int size)
{
@@ -59,7 +59,7 @@ static const MemoryRegionOps sifive_test_ops = {
.write = sifive_test_write,
.endianness = DEVICE_NATIVE_ENDIAN,
.valid = {
- .min_access_size = 4,
+ .min_access_size = 2,
.max_access_size = 4
}
};
diff --git a/hw/riscv/sifive_u_otp.c b/hw/misc/sifive_u_otp.c
similarity index 99%
rename from hw/riscv/sifive_u_otp.c
rename to hw/misc/sifive_u_otp.c
index f6ecbaa2ca..c2f3c8e129 100644
--- a/hw/riscv/sifive_u_otp.c
+++ b/hw/misc/sifive_u_otp.c
@@ -23,7 +23,7 @@
#include "hw/sysbus.h"
#include "qemu/log.h"
#include "qemu/module.h"
-#include "hw/riscv/sifive_u_otp.h"
+#include "hw/misc/sifive_u_otp.h"
static uint64_t sifive_u_otp_read(void *opaque, hwaddr addr, unsigned int size)
{
diff --git a/hw/riscv/sifive_u_prci.c b/hw/misc/sifive_u_prci.c
similarity index 99%
rename from hw/riscv/sifive_u_prci.c
rename to hw/misc/sifive_u_prci.c
index 4fa590c064..5d9d446ee8 100644
--- a/hw/riscv/sifive_u_prci.c
+++ b/hw/misc/sifive_u_prci.c
@@ -22,7 +22,7 @@
#include "hw/sysbus.h"
#include "qemu/log.h"
#include "qemu/module.h"
-#include "hw/riscv/sifive_u_prci.h"
+#include "hw/misc/sifive_u_prci.h"
static uint64_t sifive_u_prci_read(void *opaque, hwaddr addr, unsigned int size)
{
diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
index a93b5c07ce..7a534691f1 100644
--- a/hw/net/cadence_gem.c
+++ b/hw/net/cadence_gem.c
@@ -250,7 +250,7 @@
#define GEM_PHYMNTNC_REG_SHIFT 18
/* Marvell PHY definitions */
-#define BOARD_PHY_ADDRESS 23 /* PHY address we will emulate a device at */
+#define BOARD_PHY_ADDRESS 0 /* PHY address we will emulate a device at */
#define PHY_REG_CONTROL 0
#define PHY_REG_STATUS 1
@@ -1446,7 +1446,7 @@ static uint64_t gem_read(void *opaque, hwaddr offset, unsigned size)
uint32_t phy_addr, reg_num;
phy_addr = (retval & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT;
- if (phy_addr == BOARD_PHY_ADDRESS || phy_addr == 0) {
+ if (phy_addr == s->phy_addr) {
reg_num = (retval & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT;
retval &= 0xFFFF0000;
retval |= gem_phy_read(s, reg_num);
@@ -1569,7 +1569,7 @@ static void gem_write(void *opaque, hwaddr offset, uint64_t val,
uint32_t phy_addr, reg_num;
phy_addr = (val & GEM_PHYMNTNC_ADDR) >> GEM_PHYMNTNC_ADDR_SHFT;
- if (phy_addr == BOARD_PHY_ADDRESS || phy_addr == 0) {
+ if (phy_addr == s->phy_addr) {
reg_num = (val & GEM_PHYMNTNC_REG) >> GEM_PHYMNTNC_REG_SHIFT;
gem_phy_write(s, reg_num, val);
}
@@ -1682,6 +1682,7 @@ static Property gem_properties[] = {
DEFINE_NIC_PROPERTIES(CadenceGEMState, conf),
DEFINE_PROP_UINT32("revision", CadenceGEMState, revision,
GEM_MODID_VALUE),
+ DEFINE_PROP_UINT8("phy-addr", CadenceGEMState, phy_addr, BOARD_PHY_ADDRESS),
DEFINE_PROP_UINT8("num-priority-queues", CadenceGEMState,
num_priority_queues, 1),
DEFINE_PROP_UINT8("num-type1-screeners", CadenceGEMState,
diff --git a/hw/riscv/Kconfig b/hw/riscv/Kconfig
index 28947ef3e0..2df978fe8d 100644
--- a/hw/riscv/Kconfig
+++ b/hw/riscv/Kconfig
@@ -1,50 +1,62 @@
-config HTIF
- bool
-
-config HART
- bool
-
config IBEX
bool
-config SIFIVE
+config MICROCHIP_PFSOC
bool
+ select CADENCE_SDHCI
+ select MCHP_PFSOC_MMUART
select MSI_NONBROKEN
-
-config SIFIVE_E
- bool
- select HART
- select SIFIVE
+ select SIFIVE_CLINT
+ select SIFIVE_PDMA
+ select SIFIVE_PLIC
select UNIMP
-config SIFIVE_U
- bool
- select CADENCE
- select HART
- select SIFIVE
- select UNIMP
-
-config SPIKE
- bool
- select HART
- select HTIF
- select SIFIVE
-
config OPENTITAN
bool
select IBEX
- select HART
select UNIMP
config RISCV_VIRT
bool
imply PCI_DEVICES
imply TEST_DEVICES
- select PCI
- select HART
- select SERIAL
select GOLDFISH_RTC
- select VIRTIO_MMIO
+ select MSI_NONBROKEN
+ select PCI
select PCI_EXPRESS_GENERIC_BRIDGE
select PFLASH_CFI01
- select SIFIVE
+ select SERIAL
+ select SIFIVE_CLINT
+ select SIFIVE_PLIC
+ select SIFIVE_TEST
+ select VIRTIO_MMIO
+
+config SIFIVE_E
+ bool
+ select MSI_NONBROKEN
+ select SIFIVE_CLINT
+ select SIFIVE_GPIO
+ select SIFIVE_PLIC
+ select SIFIVE_UART
+ select SIFIVE_E_PRCI
+ select UNIMP
+
+config SIFIVE_U
+ bool
+ select CADENCE
+ select MSI_NONBROKEN
+ select SIFIVE_CLINT
+ select SIFIVE_GPIO
+ select SIFIVE_PDMA
+ select SIFIVE_PLIC
+ select SIFIVE_UART
+ select SIFIVE_U_OTP
+ select SIFIVE_U_PRCI
+ select UNIMP
+
+config SPIKE
+ bool
+ select HTIF
+ select MSI_NONBROKEN
+ select SIFIVE_CLINT
+ select SIFIVE_PLIC
diff --git a/hw/riscv/meson.build b/hw/riscv/meson.build
index fe2ea75f65..275c0f7eb7 100644
--- a/hw/riscv/meson.build
+++ b/hw/riscv/meson.build
@@ -1,20 +1,12 @@
riscv_ss = ss.source_set()
riscv_ss.add(files('boot.c'), fdt)
riscv_ss.add(files('numa.c'))
-riscv_ss.add(when: 'CONFIG_HART', if_true: files('riscv_hart.c'))
+riscv_ss.add(files('riscv_hart.c'))
riscv_ss.add(when: 'CONFIG_OPENTITAN', if_true: files('opentitan.c'))
riscv_ss.add(when: 'CONFIG_RISCV_VIRT', if_true: files('virt.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE', if_true: files('sifive_clint.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE', if_true: files('sifive_gpio.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE', if_true: files('sifive_plic.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE', if_true: files('sifive_test.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE', if_true: files('sifive_uart.c'))
riscv_ss.add(when: 'CONFIG_SIFIVE_E', if_true: files('sifive_e.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE_E', if_true: files('sifive_e_prci.c'))
riscv_ss.add(when: 'CONFIG_SIFIVE_U', if_true: files('sifive_u.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE_U', if_true: files('sifive_u_otp.c'))
-riscv_ss.add(when: 'CONFIG_SIFIVE_U', if_true: files('sifive_u_prci.c'))
-riscv_ss.add(when: 'CONFIG_SPIKE', if_true: files('riscv_htif.c'))
riscv_ss.add(when: 'CONFIG_SPIKE', if_true: files('spike.c'))
+riscv_ss.add(when: 'CONFIG_MICROCHIP_PFSOC', if_true: files('microchip_pfsoc.c'))
hw_arch += {'riscv': riscv_ss}
diff --git a/hw/riscv/microchip_pfsoc.c b/hw/riscv/microchip_pfsoc.c
new file mode 100644
index 0000000000..4627179cd3
--- /dev/null
+++ b/hw/riscv/microchip_pfsoc.c
@@ -0,0 +1,437 @@
+/*
+ * QEMU RISC-V Board Compatible with Microchip PolarFire SoC Icicle Kit
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * Provides a board compatible with the Microchip PolarFire SoC Icicle Kit
+ *
+ * 0) CLINT (Core Level Interruptor)
+ * 1) PLIC (Platform Level Interrupt Controller)
+ * 2) eNVM (Embedded Non-Volatile Memory)
+ * 3) MMUARTs (Multi-Mode UART)
+ * 4) Cadence eMMC/SDHC controller and an SD card connected to it
+ * 5) SiFive Platform DMA (Direct Memory Access Controller)
+ * 6) GEM (Gigabit Ethernet MAC Controller)
+ *
+ * This board currently generates devicetree dynamically that indicates at least
+ * two harts and up to five harts.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/error-report.h"
+#include "qemu/log.h"
+#include "qemu/units.h"
+#include "qemu/cutils.h"
+#include "qapi/error.h"
+#include "hw/boards.h"
+#include "hw/irq.h"
+#include "hw/loader.h"
+#include "hw/sysbus.h"
+#include "chardev/char.h"
+#include "hw/cpu/cluster.h"
+#include "target/riscv/cpu.h"
+#include "hw/misc/unimp.h"
+#include "hw/riscv/boot.h"
+#include "hw/riscv/riscv_hart.h"
+#include "hw/riscv/microchip_pfsoc.h"
+#include "hw/intc/sifive_clint.h"
+#include "hw/intc/sifive_plic.h"
+#include "sysemu/sysemu.h"
+
+/*
+ * The BIOS image used by this machine is called Hart Software Services (HSS).
+ * See https://github.com/polarfire-soc/hart-software-services
+ */
+#define BIOS_FILENAME "hss.bin"
+#define RESET_VECTOR 0x20220000
+
+/* CLINT timebase frequency */
+#define CLINT_TIMEBASE_FREQ 1000000
+
+/* GEM version */
+#define GEM_REVISION 0x0107010c
+
+static const struct MemmapEntry {
+ hwaddr base;
+ hwaddr size;
+} microchip_pfsoc_memmap[] = {
+ [MICROCHIP_PFSOC_DEBUG] = { 0x0, 0x1000 },
+ [MICROCHIP_PFSOC_E51_DTIM] = { 0x1000000, 0x2000 },
+ [MICROCHIP_PFSOC_BUSERR_UNIT0] = { 0x1700000, 0x1000 },
+ [MICROCHIP_PFSOC_BUSERR_UNIT1] = { 0x1701000, 0x1000 },
+ [MICROCHIP_PFSOC_BUSERR_UNIT2] = { 0x1702000, 0x1000 },
+ [MICROCHIP_PFSOC_BUSERR_UNIT3] = { 0x1703000, 0x1000 },
+ [MICROCHIP_PFSOC_BUSERR_UNIT4] = { 0x1704000, 0x1000 },
+ [MICROCHIP_PFSOC_CLINT] = { 0x2000000, 0x10000 },
+ [MICROCHIP_PFSOC_L2CC] = { 0x2010000, 0x1000 },
+ [MICROCHIP_PFSOC_DMA] = { 0x3000000, 0x100000 },
+ [MICROCHIP_PFSOC_L2LIM] = { 0x8000000, 0x2000000 },
+ [MICROCHIP_PFSOC_PLIC] = { 0xc000000, 0x4000000 },
+ [MICROCHIP_PFSOC_MMUART0] = { 0x20000000, 0x1000 },
+ [MICROCHIP_PFSOC_SYSREG] = { 0x20002000, 0x2000 },
+ [MICROCHIP_PFSOC_MPUCFG] = { 0x20005000, 0x1000 },
+ [MICROCHIP_PFSOC_EMMC_SD] = { 0x20008000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART1] = { 0x20100000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART2] = { 0x20102000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART3] = { 0x20104000, 0x1000 },
+ [MICROCHIP_PFSOC_MMUART4] = { 0x20106000, 0x1000 },
+ [MICROCHIP_PFSOC_GEM0] = { 0x20110000, 0x2000 },
+ [MICROCHIP_PFSOC_GEM1] = { 0x20112000, 0x2000 },
+ [MICROCHIP_PFSOC_GPIO0] = { 0x20120000, 0x1000 },
+ [MICROCHIP_PFSOC_GPIO1] = { 0x20121000, 0x1000 },
+ [MICROCHIP_PFSOC_GPIO2] = { 0x20122000, 0x1000 },
+ [MICROCHIP_PFSOC_ENVM_CFG] = { 0x20200000, 0x1000 },
+ [MICROCHIP_PFSOC_ENVM_DATA] = { 0x20220000, 0x20000 },
+ [MICROCHIP_PFSOC_IOSCB_CFG] = { 0x37080000, 0x1000 },
+ [MICROCHIP_PFSOC_DRAM] = { 0x80000000, 0x0 },
+};
+
+static void microchip_pfsoc_soc_instance_init(Object *obj)
+{
+ MachineState *ms = MACHINE(qdev_get_machine());
+ MicrochipPFSoCState *s = MICROCHIP_PFSOC(obj);
+
+ object_initialize_child(obj, "e-cluster", &s->e_cluster, TYPE_CPU_CLUSTER);
+ qdev_prop_set_uint32(DEVICE(&s->e_cluster), "cluster-id", 0);
+
+ object_initialize_child(OBJECT(&s->e_cluster), "e-cpus", &s->e_cpus,
+ TYPE_RISCV_HART_ARRAY);
+ qdev_prop_set_uint32(DEVICE(&s->e_cpus), "num-harts", 1);
+ qdev_prop_set_uint32(DEVICE(&s->e_cpus), "hartid-base", 0);
+ qdev_prop_set_string(DEVICE(&s->e_cpus), "cpu-type",
+ TYPE_RISCV_CPU_SIFIVE_E51);
+ qdev_prop_set_uint64(DEVICE(&s->e_cpus), "resetvec", RESET_VECTOR);
+
+ object_initialize_child(obj, "u-cluster", &s->u_cluster, TYPE_CPU_CLUSTER);
+ qdev_prop_set_uint32(DEVICE(&s->u_cluster), "cluster-id", 1);
+
+ object_initialize_child(OBJECT(&s->u_cluster), "u-cpus", &s->u_cpus,
+ TYPE_RISCV_HART_ARRAY);
+ qdev_prop_set_uint32(DEVICE(&s->u_cpus), "num-harts", ms->smp.cpus - 1);
+ qdev_prop_set_uint32(DEVICE(&s->u_cpus), "hartid-base", 1);
+ qdev_prop_set_string(DEVICE(&s->u_cpus), "cpu-type",
+ TYPE_RISCV_CPU_SIFIVE_U54);
+ qdev_prop_set_uint64(DEVICE(&s->u_cpus), "resetvec", RESET_VECTOR);
+
+ object_initialize_child(obj, "dma-controller", &s->dma,
+ TYPE_SIFIVE_PDMA);
+
+ object_initialize_child(obj, "gem0", &s->gem0, TYPE_CADENCE_GEM);
+ object_initialize_child(obj, "gem1", &s->gem1, TYPE_CADENCE_GEM);
+
+ object_initialize_child(obj, "sd-controller", &s->sdhci,
+ TYPE_CADENCE_SDHCI);
+}
+
+static void microchip_pfsoc_soc_realize(DeviceState *dev, Error **errp)
+{
+ MachineState *ms = MACHINE(qdev_get_machine());
+ MicrochipPFSoCState *s = MICROCHIP_PFSOC(dev);
+ const struct MemmapEntry *memmap = microchip_pfsoc_memmap;
+ MemoryRegion *system_memory = get_system_memory();
+ MemoryRegion *e51_dtim_mem = g_new(MemoryRegion, 1);
+ MemoryRegion *l2lim_mem = g_new(MemoryRegion, 1);
+ MemoryRegion *envm_data = g_new(MemoryRegion, 1);
+ char *plic_hart_config;
+ size_t plic_hart_config_len;
+ NICInfo *nd;
+ int i;
+
+ sysbus_realize(SYS_BUS_DEVICE(&s->e_cpus), &error_abort);
+ sysbus_realize(SYS_BUS_DEVICE(&s->u_cpus), &error_abort);
+ /*
+ * The cluster must be realized after the RISC-V hart array container,
+ * as the container's CPU object is only created on realize, and the
+ * CPU must exist and have been parented into the cluster before the
+ * cluster is realized.
+ */
+ qdev_realize(DEVICE(&s->e_cluster), NULL, &error_abort);
+ qdev_realize(DEVICE(&s->u_cluster), NULL, &error_abort);
+
+ /* E51 DTIM */
+ memory_region_init_ram(e51_dtim_mem, NULL, "microchip.pfsoc.e51_dtim_mem",
+ memmap[MICROCHIP_PFSOC_E51_DTIM].size, &error_fatal);
+ memory_region_add_subregion(system_memory,
+ memmap[MICROCHIP_PFSOC_E51_DTIM].base,
+ e51_dtim_mem);
+
+ /* Bus Error Units */
+ create_unimplemented_device("microchip.pfsoc.buserr_unit0_mem",
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT0].base,
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT0].size);
+ create_unimplemented_device("microchip.pfsoc.buserr_unit1_mem",
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT1].base,
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT1].size);
+ create_unimplemented_device("microchip.pfsoc.buserr_unit2_mem",
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT2].base,
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT2].size);
+ create_unimplemented_device("microchip.pfsoc.buserr_unit3_mem",
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT3].base,
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT3].size);
+ create_unimplemented_device("microchip.pfsoc.buserr_unit4_mem",
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT4].base,
+ memmap[MICROCHIP_PFSOC_BUSERR_UNIT4].size);
+
+ /* CLINT */
+ sifive_clint_create(memmap[MICROCHIP_PFSOC_CLINT].base,
+ memmap[MICROCHIP_PFSOC_CLINT].size, 0, ms->smp.cpus,
+ SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE,
+ CLINT_TIMEBASE_FREQ, false);
+
+ /* L2 cache controller */
+ create_unimplemented_device("microchip.pfsoc.l2cc",
+ memmap[MICROCHIP_PFSOC_L2CC].base, memmap[MICROCHIP_PFSOC_L2CC].size);
+
+ /*
+ * Add L2-LIM at reset size.
+ * This should be reduced in size as the L2 Cache Controller WayEnable
+ * register is incremented. Unfortunately I don't see a nice (or any) way
+ * to handle reducing or blocking out the L2 LIM while still allowing it
+ * be re returned to all enabled after a reset. For the time being, just
+ * leave it enabled all the time. This won't break anything, but will be
+ * too generous to misbehaving guests.
+ */
+ memory_region_init_ram(l2lim_mem, NULL, "microchip.pfsoc.l2lim",
+ memmap[MICROCHIP_PFSOC_L2LIM].size, &error_fatal);
+ memory_region_add_subregion(system_memory,
+ memmap[MICROCHIP_PFSOC_L2LIM].base,
+ l2lim_mem);
+
+ /* create PLIC hart topology configuration string */
+ plic_hart_config_len = (strlen(MICROCHIP_PFSOC_PLIC_HART_CONFIG) + 1) *
+ ms->smp.cpus;
+ plic_hart_config = g_malloc0(plic_hart_config_len);
+ for (i = 0; i < ms->smp.cpus; i++) {
+ if (i != 0) {
+ strncat(plic_hart_config, "," MICROCHIP_PFSOC_PLIC_HART_CONFIG,
+ plic_hart_config_len);
+ } else {
+ strncat(plic_hart_config, "M", plic_hart_config_len);
+ }
+ plic_hart_config_len -= (strlen(MICROCHIP_PFSOC_PLIC_HART_CONFIG) + 1);
+ }
+
+ /* PLIC */
+ s->plic = sifive_plic_create(memmap[MICROCHIP_PFSOC_PLIC].base,
+ plic_hart_config, 0,
+ MICROCHIP_PFSOC_PLIC_NUM_SOURCES,
+ MICROCHIP_PFSOC_PLIC_NUM_PRIORITIES,
+ MICROCHIP_PFSOC_PLIC_PRIORITY_BASE,
+ MICROCHIP_PFSOC_PLIC_PENDING_BASE,
+ MICROCHIP_PFSOC_PLIC_ENABLE_BASE,
+ MICROCHIP_PFSOC_PLIC_ENABLE_STRIDE,
+ MICROCHIP_PFSOC_PLIC_CONTEXT_BASE,
+ MICROCHIP_PFSOC_PLIC_CONTEXT_STRIDE,
+ memmap[MICROCHIP_PFSOC_PLIC].size);
+ g_free(plic_hart_config);
+
+ /* DMA */
+ sysbus_realize(SYS_BUS_DEVICE(&s->dma), errp);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->dma), 0,
+ memmap[MICROCHIP_PFSOC_DMA].base);
+ for (i = 0; i < SIFIVE_PDMA_IRQS; i++) {
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->dma), i,
+ qdev_get_gpio_in(DEVICE(s->plic),
+ MICROCHIP_PFSOC_DMA_IRQ0 + i));
+ }
+
+ /* SYSREG */
+ create_unimplemented_device("microchip.pfsoc.sysreg",
+ memmap[MICROCHIP_PFSOC_SYSREG].base,
+ memmap[MICROCHIP_PFSOC_SYSREG].size);
+
+ /* MPUCFG */
+ create_unimplemented_device("microchip.pfsoc.mpucfg",
+ memmap[MICROCHIP_PFSOC_MPUCFG].base,
+ memmap[MICROCHIP_PFSOC_MPUCFG].size);
+
+ /* SDHCI */
+ sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), errp);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->sdhci), 0,
+ memmap[MICROCHIP_PFSOC_EMMC_SD].base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_EMMC_SD_IRQ));
+
+ /* MMUARTs */
+ s->serial0 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART0].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART0_IRQ),
+ serial_hd(0));
+ s->serial1 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART1].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART1_IRQ),
+ serial_hd(1));
+ s->serial2 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART2].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART2_IRQ),
+ serial_hd(2));
+ s->serial3 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART3].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART3_IRQ),
+ serial_hd(3));
+ s->serial4 = mchp_pfsoc_mmuart_create(system_memory,
+ memmap[MICROCHIP_PFSOC_MMUART4].base,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART4_IRQ),
+ serial_hd(4));
+
+ /* GEMs */
+
+ nd = &nd_table[0];
+ if (nd->used) {
+ qemu_check_nic_model(nd, TYPE_CADENCE_GEM);
+ qdev_set_nic_properties(DEVICE(&s->gem0), nd);
+ }
+ nd = &nd_table[1];
+ if (nd->used) {
+ qemu_check_nic_model(nd, TYPE_CADENCE_GEM);
+ qdev_set_nic_properties(DEVICE(&s->gem1), nd);
+ }
+
+ object_property_set_int(OBJECT(&s->gem0), "revision", GEM_REVISION, errp);
+ object_property_set_int(OBJECT(&s->gem0), "phy-addr", 8, errp);
+ sysbus_realize(SYS_BUS_DEVICE(&s->gem0), errp);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->gem0), 0,
+ memmap[MICROCHIP_PFSOC_GEM0].base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gem0), 0,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_GEM0_IRQ));
+
+ object_property_set_int(OBJECT(&s->gem1), "revision", GEM_REVISION, errp);
+ object_property_set_int(OBJECT(&s->gem1), "phy-addr", 9, errp);
+ sysbus_realize(SYS_BUS_DEVICE(&s->gem1), errp);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->gem1), 0,
+ memmap[MICROCHIP_PFSOC_GEM1].base);
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->gem1), 0,
+ qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_GEM1_IRQ));
+
+ /* GPIOs */
+ create_unimplemented_device("microchip.pfsoc.gpio0",
+ memmap[MICROCHIP_PFSOC_GPIO0].base,
+ memmap[MICROCHIP_PFSOC_GPIO0].size);
+ create_unimplemented_device("microchip.pfsoc.gpio1",
+ memmap[MICROCHIP_PFSOC_GPIO1].base,
+ memmap[MICROCHIP_PFSOC_GPIO1].size);
+ create_unimplemented_device("microchip.pfsoc.gpio2",
+ memmap[MICROCHIP_PFSOC_GPIO2].base,
+ memmap[MICROCHIP_PFSOC_GPIO2].size);
+
+ /* eNVM */
+ memory_region_init_rom(envm_data, OBJECT(dev), "microchip.pfsoc.envm.data",
+ memmap[MICROCHIP_PFSOC_ENVM_DATA].size,
+ &error_fatal);
+ memory_region_add_subregion(system_memory,
+ memmap[MICROCHIP_PFSOC_ENVM_DATA].base,
+ envm_data);
+
+ /* IOSCBCFG */
+ create_unimplemented_device("microchip.pfsoc.ioscb.cfg",
+ memmap[MICROCHIP_PFSOC_IOSCB_CFG].base,
+ memmap[MICROCHIP_PFSOC_IOSCB_CFG].size);
+}
+
+static void microchip_pfsoc_soc_class_init(ObjectClass *oc, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(oc);
+
+ dc->realize = microchip_pfsoc_soc_realize;
+ /* Reason: Uses serial_hds in realize function, thus can't be used twice */
+ dc->user_creatable = false;
+}
+
+static const TypeInfo microchip_pfsoc_soc_type_info = {
+ .name = TYPE_MICROCHIP_PFSOC,
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(MicrochipPFSoCState),
+ .instance_init = microchip_pfsoc_soc_instance_init,
+ .class_init = microchip_pfsoc_soc_class_init,
+};
+
+static void microchip_pfsoc_soc_register_types(void)
+{
+ type_register_static(µchip_pfsoc_soc_type_info);
+}
+
+type_init(microchip_pfsoc_soc_register_types)
+
+static void microchip_icicle_kit_machine_init(MachineState *machine)
+{
+ MachineClass *mc = MACHINE_GET_CLASS(machine);
+ const struct MemmapEntry *memmap = microchip_pfsoc_memmap;
+ MicrochipIcicleKitState *s = MICROCHIP_ICICLE_KIT_MACHINE(machine);
+ MemoryRegion *system_memory = get_system_memory();
+ MemoryRegion *main_mem = g_new(MemoryRegion, 1);
+ DriveInfo *dinfo = drive_get_next(IF_SD);
+
+ /* Sanity check on RAM size */
+ if (machine->ram_size < mc->default_ram_size) {
+ char *sz = size_to_str(mc->default_ram_size);
+ error_report("Invalid RAM size, should be bigger than %s", sz);
+ g_free(sz);
+ exit(EXIT_FAILURE);
+ }
+
+ /* Initialize SoC */
+ object_initialize_child(OBJECT(machine), "soc", &s->soc,
+ TYPE_MICROCHIP_PFSOC);
+ qdev_realize(DEVICE(&s->soc), NULL, &error_abort);
+
+ /* Register RAM */
+ memory_region_init_ram(main_mem, NULL, "microchip.icicle.kit.ram",
+ machine->ram_size, &error_fatal);
+ memory_region_add_subregion(system_memory,
+ memmap[MICROCHIP_PFSOC_DRAM].base, main_mem);
+
+ /* Load the firmware */
+ riscv_find_and_load_firmware(machine, BIOS_FILENAME, RESET_VECTOR, NULL);
+
+ /* Attach an SD card */
+ if (dinfo) {
+ CadenceSDHCIState *sdhci = &(s->soc.sdhci);
+ DeviceState *card = qdev_new(TYPE_SD_CARD);
+
+ qdev_prop_set_drive_err(card, "drive", blk_by_legacy_dinfo(dinfo),
+ &error_fatal);
+ qdev_realize_and_unref(card, sdhci->bus, &error_fatal);
+ }
+}
+
+static void microchip_icicle_kit_machine_class_init(ObjectClass *oc, void *data)
+{
+ MachineClass *mc = MACHINE_CLASS(oc);
+
+ mc->desc = "Microchip PolarFire SoC Icicle Kit";
+ mc->init = microchip_icicle_kit_machine_init;
+ mc->max_cpus = MICROCHIP_PFSOC_MANAGEMENT_CPU_COUNT +
+ MICROCHIP_PFSOC_COMPUTE_CPU_COUNT;
+ mc->min_cpus = MICROCHIP_PFSOC_MANAGEMENT_CPU_COUNT + 1;
+ mc->default_cpus = mc->min_cpus;
+ mc->default_ram_size = 1 * GiB;
+}
+
+static const TypeInfo microchip_icicle_kit_machine_typeinfo = {
+ .name = MACHINE_TYPE_NAME("microchip-icicle-kit"),
+ .parent = TYPE_MACHINE,
+ .class_init = microchip_icicle_kit_machine_class_init,
+ .instance_size = sizeof(MicrochipIcicleKitState),
+};
+
+static void microchip_icicle_kit_machine_init_register_types(void)
+{
+ type_register_static(µchip_icicle_kit_machine_typeinfo);
+}
+
+type_init(microchip_icicle_kit_machine_init_register_types)
diff --git a/hw/riscv/opentitan.c b/hw/riscv/opentitan.c
index 23ba3b4bfc..0531bd879b 100644
--- a/hw/riscv/opentitan.c
+++ b/hw/riscv/opentitan.c
@@ -111,6 +111,7 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp)
&error_abort);
object_property_set_int(OBJECT(&s->cpus), "num-harts", ms->smp.cpus,
&error_abort);
+ object_property_set_int(OBJECT(&s->cpus), "resetvec", 0x8090, &error_abort);
sysbus_realize(SYS_BUS_DEVICE(&s->cpus), &error_abort);
/* Boot ROM */
diff --git a/hw/riscv/riscv_hart.c b/hw/riscv/riscv_hart.c
index f59fe52f0f..613ea2aaa0 100644
--- a/hw/riscv/riscv_hart.c
+++ b/hw/riscv/riscv_hart.c
@@ -31,6 +31,8 @@ static Property riscv_harts_props[] = {
DEFINE_PROP_UINT32("num-harts", RISCVHartArrayState, num_harts, 1),
DEFINE_PROP_UINT32("hartid-base", RISCVHartArrayState, hartid_base, 0),
DEFINE_PROP_STRING("cpu-type", RISCVHartArrayState, cpu_type),
+ DEFINE_PROP_UINT64("resetvec", RISCVHartArrayState, resetvec,
+ DEFAULT_RSTVEC),
DEFINE_PROP_END_OF_LIST(),
};
@@ -44,6 +46,7 @@ static bool riscv_hart_realize(RISCVHartArrayState *s, int idx,
char *cpu_type, Error **errp)
{
object_initialize_child(OBJECT(s), "harts[*]", &s->harts[idx], cpu_type);
+ qdev_prop_set_uint64(DEVICE(&s->harts[idx]), "resetvec", s->resetvec);
s->harts[idx].env.mhartid = s->hartid_base + idx;
qemu_register_reset(riscv_harts_cpu_reset, &s->harts[idx]);
return qdev_realize(DEVICE(&s->harts[idx]), NULL, errp);
diff --git a/hw/riscv/sifive_e.c b/hw/riscv/sifive_e.c
index ca55cc438a..40bbf530d4 100644
--- a/hw/riscv/sifive_e.c
+++ b/hw/riscv/sifive_e.c
@@ -39,12 +39,12 @@
#include "hw/misc/unimp.h"
#include "target/riscv/cpu.h"
#include "hw/riscv/riscv_hart.h"
-#include "hw/riscv/sifive_plic.h"
-#include "hw/riscv/sifive_clint.h"
-#include "hw/riscv/sifive_uart.h"
#include "hw/riscv/sifive_e.h"
-#include "hw/riscv/sifive_e_prci.h"
#include "hw/riscv/boot.h"
+#include "hw/char/sifive_uart.h"
+#include "hw/intc/sifive_clint.h"
+#include "hw/intc/sifive_plic.h"
+#include "hw/misc/sifive_e_prci.h"
#include "chardev/char.h"
#include "sysemu/arch_init.h"
#include "sysemu/sysemu.h"
@@ -177,6 +177,7 @@ static void sifive_e_soc_init(Object *obj)
object_initialize_child(obj, "cpus", &s->cpus, TYPE_RISCV_HART_ARRAY);
object_property_set_int(OBJECT(&s->cpus), "num-harts", ms->smp.cpus,
&error_abort);
+ object_property_set_int(OBJECT(&s->cpus), "resetvec", 0x1004, &error_abort);
object_initialize_child(obj, "riscv.sifive.e.gpio0", &s->gpio,
TYPE_SIFIVE_GPIO);
}
@@ -212,7 +213,8 @@ static void sifive_e_soc_realize(DeviceState *dev, Error **errp)
memmap[SIFIVE_E_PLIC].size);
sifive_clint_create(memmap[SIFIVE_E_CLINT].base,
memmap[SIFIVE_E_CLINT].size, 0, ms->smp.cpus,
- SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, false);
+ SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE,
+ SIFIVE_CLINT_TIMEBASE_FREQ, false);
create_unimplemented_device("riscv.sifive.e.aon",
memmap[SIFIVE_E_AON].base, memmap[SIFIVE_E_AON].size);
sifive_e_prci_create(memmap[SIFIVE_E_PRCI].base);
diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
index a48046c6a0..4f12a93188 100644
--- a/hw/riscv/sifive_u.c
+++ b/hw/riscv/sifive_u.c
@@ -14,6 +14,7 @@
* 4) GPIO (General Purpose Input/Output Controller)
* 5) OTP (One-Time Programmable) memory with stored serial number
* 6) GEM (Gigabit Ethernet Controller) and management block
+ * 7) DMA (Direct Memory Access Controller)
*
* This board currently generates devicetree dynamically that indicates at least
* two harts and up to five harts.
@@ -45,11 +46,11 @@
#include "hw/misc/unimp.h"
#include "target/riscv/cpu.h"
#include "hw/riscv/riscv_hart.h"
-#include "hw/riscv/sifive_plic.h"
-#include "hw/riscv/sifive_clint.h"
-#include "hw/riscv/sifive_uart.h"
#include "hw/riscv/sifive_u.h"
#include "hw/riscv/boot.h"
+#include "hw/char/sifive_uart.h"
+#include "hw/intc/sifive_clint.h"
+#include "hw/intc/sifive_plic.h"
#include "chardev/char.h"
#include "net/eth.h"
#include "sysemu/arch_init.h"
@@ -73,6 +74,7 @@ static const struct MemmapEntry {
[SIFIVE_U_MROM] = { 0x1000, 0xf000 },
[SIFIVE_U_CLINT] = { 0x2000000, 0x10000 },
[SIFIVE_U_L2CC] = { 0x2010000, 0x1000 },
+ [SIFIVE_U_PDMA] = { 0x3000000, 0x100000 },
[SIFIVE_U_L2LIM] = { 0x8000000, 0x2000000 },
[SIFIVE_U_PLIC] = { 0xc000000, 0x4000000 },
[SIFIVE_U_PRCI] = { 0x10000000, 0x1000 },
@@ -303,6 +305,22 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
qemu_fdt_setprop_string(fdt, nodename, "compatible", "gpio-restart");
g_free(nodename);
+ nodename = g_strdup_printf("/soc/dma@%lx",
+ (long)memmap[SIFIVE_U_PDMA].base);
+ qemu_fdt_add_subnode(fdt, nodename);
+ qemu_fdt_setprop_cell(fdt, nodename, "#dma-cells", 1);
+ qemu_fdt_setprop_cells(fdt, nodename, "interrupts",
+ SIFIVE_U_PDMA_IRQ0, SIFIVE_U_PDMA_IRQ1, SIFIVE_U_PDMA_IRQ2,
+ SIFIVE_U_PDMA_IRQ3, SIFIVE_U_PDMA_IRQ4, SIFIVE_U_PDMA_IRQ5,
+ SIFIVE_U_PDMA_IRQ6, SIFIVE_U_PDMA_IRQ7);
+ qemu_fdt_setprop_cell(fdt, nodename, "interrupt-parent", plic_phandle);
+ qemu_fdt_setprop_cells(fdt, nodename, "reg",
+ 0x0, memmap[SIFIVE_U_PDMA].base,
+ 0x0, memmap[SIFIVE_U_PDMA].size);
+ qemu_fdt_setprop_string(fdt, nodename, "compatible",
+ "sifive,fu540-c000-pdma");
+ g_free(nodename);
+
nodename = g_strdup_printf("/soc/cache-controller@%lx",
(long)memmap[SIFIVE_U_L2CC].base);
qemu_fdt_add_subnode(fdt, nodename);
@@ -611,6 +629,7 @@ static void sifive_u_soc_instance_init(Object *obj)
qdev_prop_set_uint32(DEVICE(&s->e_cpus), "num-harts", 1);
qdev_prop_set_uint32(DEVICE(&s->e_cpus), "hartid-base", 0);
qdev_prop_set_string(DEVICE(&s->e_cpus), "cpu-type", SIFIVE_E_CPU);
+ qdev_prop_set_uint64(DEVICE(&s->e_cpus), "resetvec", 0x1004);
object_initialize_child(obj, "u-cluster", &s->u_cluster, TYPE_CPU_CLUSTER);
qdev_prop_set_uint32(DEVICE(&s->u_cluster), "cluster-id", 1);
@@ -620,11 +639,13 @@ static void sifive_u_soc_instance_init(Object *obj)
qdev_prop_set_uint32(DEVICE(&s->u_cpus), "num-harts", ms->smp.cpus - 1);
qdev_prop_set_uint32(DEVICE(&s->u_cpus), "hartid-base", 1);
qdev_prop_set_string(DEVICE(&s->u_cpus), "cpu-type", SIFIVE_U_CPU);
+ qdev_prop_set_uint64(DEVICE(&s->u_cpus), "resetvec", 0x1004);
object_initialize_child(obj, "prci", &s->prci, TYPE_SIFIVE_U_PRCI);
object_initialize_child(obj, "otp", &s->otp, TYPE_SIFIVE_U_OTP);
object_initialize_child(obj, "gem", &s->gem, TYPE_CADENCE_GEM);
object_initialize_child(obj, "gpio", &s->gpio, TYPE_SIFIVE_GPIO);
+ object_initialize_child(obj, "pdma", &s->dma, TYPE_SIFIVE_PDMA);
}
static void sifive_u_soc_realize(DeviceState *dev, Error **errp)
@@ -704,7 +725,8 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp)
serial_hd(1), qdev_get_gpio_in(DEVICE(s->plic), SIFIVE_U_UART1_IRQ));
sifive_clint_create(memmap[SIFIVE_U_CLINT].base,
memmap[SIFIVE_U_CLINT].size, 0, ms->smp.cpus,
- SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, false);
+ SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE,
+ SIFIVE_CLINT_TIMEBASE_FREQ, false);
if (!sysbus_realize(SYS_BUS_DEVICE(&s->prci), errp)) {
return;
@@ -727,6 +749,17 @@ static void sifive_u_soc_realize(DeviceState *dev, Error **errp)
SIFIVE_U_GPIO_IRQ0 + i));
}
+ /* PDMA */
+ sysbus_realize(SYS_BUS_DEVICE(&s->dma), errp);
+ sysbus_mmio_map(SYS_BUS_DEVICE(&s->dma), 0, memmap[SIFIVE_U_PDMA].base);
+
+ /* Connect PDMA interrupts to the PLIC */
+ for (i = 0; i < SIFIVE_PDMA_IRQS; i++) {
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->dma), i,
+ qdev_get_gpio_in(DEVICE(s->plic),
+ SIFIVE_U_PDMA_IRQ0 + i));
+ }
+
qdev_prop_set_uint32(DEVICE(&s->otp), "serial", s->serial);
if (!sysbus_realize(SYS_BUS_DEVICE(&s->otp), errp)) {
return;
diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c
index 56f5fe73c7..3fd152a035 100644
--- a/hw/riscv/spike.c
+++ b/hw/riscv/spike.c
@@ -31,12 +31,12 @@
#include "hw/loader.h"
#include "hw/sysbus.h"
#include "target/riscv/cpu.h"
-#include "hw/riscv/riscv_htif.h"
#include "hw/riscv/riscv_hart.h"
-#include "hw/riscv/sifive_clint.h"
#include "hw/riscv/spike.h"
#include "hw/riscv/boot.h"
#include "hw/riscv/numa.h"
+#include "hw/char/riscv_htif.h"
+#include "hw/intc/sifive_clint.h"
#include "chardev/char.h"
#include "sysemu/arch_init.h"
#include "sysemu/device_tree.h"
@@ -242,7 +242,8 @@ static void spike_board_init(MachineState *machine)
sifive_clint_create(
memmap[SPIKE_CLINT].base + i * memmap[SPIKE_CLINT].size,
memmap[SPIKE_CLINT].size, base_hartid, hart_count,
- SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, false);
+ SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE,
+ SIFIVE_CLINT_TIMEBASE_FREQ, false);
}
/* register system main memory (actual RAM) */
diff --git a/hw/riscv/trace-events b/hw/riscv/trace-events
deleted file mode 100644
index b819878963..0000000000
--- a/hw/riscv/trace-events
+++ /dev/null
@@ -1,7 +0,0 @@
-# See docs/devel/tracing.txt for syntax documentation.
-
-# sifive_gpio.c
-sifive_gpio_read(uint64_t offset, uint64_t r) "offset 0x%" PRIx64 " value 0x%" PRIx64
-sifive_gpio_write(uint64_t offset, uint64_t value) "offset 0x%" PRIx64 " value 0x%" PRIx64
-sifive_gpio_set(int64_t line, int64_t value) "line %" PRIi64 " value %" PRIi64
-sifive_gpio_update_output_irq(int64_t line, int64_t value) "line %" PRIi64 " value %" PRIi64
diff --git a/hw/riscv/trace.h b/hw/riscv/trace.h
deleted file mode 100644
index 8c0e3ca1f3..0000000000
--- a/hw/riscv/trace.h
+++ /dev/null
@@ -1 +0,0 @@
-#include "trace/trace-hw_riscv.h"
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index 6fca513ec9..41bd2f38ba 100644
--- a/hw/riscv/virt.c
+++ b/hw/riscv/virt.c
@@ -30,12 +30,12 @@
#include "hw/char/serial.h"
#include "target/riscv/cpu.h"
#include "hw/riscv/riscv_hart.h"
-#include "hw/riscv/sifive_plic.h"
-#include "hw/riscv/sifive_clint.h"
-#include "hw/riscv/sifive_test.h"
#include "hw/riscv/virt.h"
#include "hw/riscv/boot.h"
#include "hw/riscv/numa.h"
+#include "hw/intc/sifive_clint.h"
+#include "hw/intc/sifive_plic.h"
+#include "hw/misc/sifive_test.h"
#include "chardev/char.h"
#include "sysemu/arch_init.h"
#include "sysemu/device_tree.h"
@@ -541,7 +541,8 @@ static void virt_machine_init(MachineState *machine)
sifive_clint_create(
memmap[VIRT_CLINT].base + i * memmap[VIRT_CLINT].size,
memmap[VIRT_CLINT].size, base_hartid, hart_count,
- SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE, true);
+ SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE,
+ SIFIVE_CLINT_TIMEBASE_FREQ, true);
/* Per-socket PLIC hart topology configuration string */
plic_hart_config_len =
diff --git a/hw/sd/Kconfig b/hw/sd/Kconfig
index c5e1e5581c..633b9afec9 100644
--- a/hw/sd/Kconfig
+++ b/hw/sd/Kconfig
@@ -19,3 +19,7 @@ config SDHCI_PCI
default y if PCI_DEVICES
depends on PCI
select SDHCI
+
+config CADENCE_SDHCI
+ bool
+ select SDHCI
diff --git a/hw/sd/cadence_sdhci.c b/hw/sd/cadence_sdhci.c
new file mode 100644
index 0000000000..0b371c843d
--- /dev/null
+++ b/hw/sd/cadence_sdhci.c
@@ -0,0 +1,193 @@
+/*
+ * Cadence SDHCI emulation
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "qemu/bitops.h"
+#include "qemu/error-report.h"
+#include "qemu/log.h"
+#include "qapi/error.h"
+#include "migration/vmstate.h"
+#include "hw/irq.h"
+#include "hw/sd/cadence_sdhci.h"
+#include "sdhci-internal.h"
+
+/* HRS - Host Register Set (specific to Cadence) */
+
+#define CADENCE_SDHCI_HRS00 0x00 /* general information */
+#define CADENCE_SDHCI_HRS00_SWR BIT(0)
+#define CADENCE_SDHCI_HRS00_POR_VAL 0x00010000
+
+#define CADENCE_SDHCI_HRS04 0x10 /* PHY access port */
+#define CADENCE_SDHCI_HRS04_WR BIT(24)
+#define CADENCE_SDHCI_HRS04_RD BIT(25)
+#define CADENCE_SDHCI_HRS04_ACK BIT(26)
+
+#define CADENCE_SDHCI_HRS06 0x18 /* eMMC control */
+#define CADENCE_SDHCI_HRS06_TUNE_UP BIT(15)
+
+/* SRS - Slot Register Set (SDHCI-compatible) */
+
+#define CADENCE_SDHCI_SRS_BASE 0x200
+
+#define TO_REG(addr) ((addr) / sizeof(uint32_t))
+
+static void cadence_sdhci_instance_init(Object *obj)
+{
+ CadenceSDHCIState *s = CADENCE_SDHCI(obj);
+
+ object_initialize_child(OBJECT(s), "generic-sdhci",
+ &s->sdhci, TYPE_SYSBUS_SDHCI);
+}
+
+static void cadence_sdhci_reset(DeviceState *dev)
+{
+ CadenceSDHCIState *s = CADENCE_SDHCI(dev);
+
+ memset(s->regs, 0, CADENCE_SDHCI_REG_SIZE);
+ s->regs[TO_REG(CADENCE_SDHCI_HRS00)] = CADENCE_SDHCI_HRS00_POR_VAL;
+
+ device_cold_reset(DEVICE(&s->sdhci));
+}
+
+static uint64_t cadence_sdhci_read(void *opaque, hwaddr addr, unsigned int size)
+{
+ CadenceSDHCIState *s = opaque;
+ uint32_t val;
+
+ val = s->regs[TO_REG(addr)];
+
+ return (uint64_t)val;
+}
+
+static void cadence_sdhci_write(void *opaque, hwaddr addr, uint64_t val,
+ unsigned int size)
+{
+ CadenceSDHCIState *s = opaque;
+ uint32_t val32 = (uint32_t)val;
+
+ switch (addr) {
+ case CADENCE_SDHCI_HRS00:
+ /*
+ * The only writable bit is SWR (software reset) and it automatically
+ * clears to zero, so essentially this register remains unchanged.
+ */
+ if (val32 & CADENCE_SDHCI_HRS00_SWR) {
+ cadence_sdhci_reset(DEVICE(s));
+ }
+
+ break;
+ case CADENCE_SDHCI_HRS04:
+ /*
+ * Only emulate the ACK bit behavior when read or write transaction
+ * are requested.
+ */
+ if (val32 & (CADENCE_SDHCI_HRS04_WR | CADENCE_SDHCI_HRS04_RD)) {
+ val32 |= CADENCE_SDHCI_HRS04_ACK;
+ } else {
+ val32 &= ~CADENCE_SDHCI_HRS04_ACK;
+ }
+
+ s->regs[TO_REG(addr)] = val32;
+ break;
+ case CADENCE_SDHCI_HRS06:
+ if (val32 & CADENCE_SDHCI_HRS06_TUNE_UP) {
+ val32 &= ~CADENCE_SDHCI_HRS06_TUNE_UP;
+ }
+
+ s->regs[TO_REG(addr)] = val32;
+ break;
+ default:
+ s->regs[TO_REG(addr)] = val32;
+ break;
+ }
+}
+
+static const MemoryRegionOps cadence_sdhci_ops = {
+ .read = cadence_sdhci_read,
+ .write = cadence_sdhci_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .impl = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ },
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4,
+ }
+};
+
+static void cadence_sdhci_realize(DeviceState *dev, Error **errp)
+{
+ CadenceSDHCIState *s = CADENCE_SDHCI(dev);
+ SysBusDevice *sbd = SYS_BUS_DEVICE(dev);
+ SysBusDevice *sbd_sdhci = SYS_BUS_DEVICE(&s->sdhci);
+
+ memory_region_init(&s->container, OBJECT(s),
+ "cadence.sdhci-container", 0x1000);
+ sysbus_init_mmio(sbd, &s->container);
+
+ memory_region_init_io(&s->iomem, OBJECT(s), &cadence_sdhci_ops,
+ s, TYPE_CADENCE_SDHCI, CADENCE_SDHCI_REG_SIZE);
+ memory_region_add_subregion(&s->container, 0, &s->iomem);
+
+ sysbus_realize(sbd_sdhci, errp);
+ memory_region_add_subregion(&s->container, CADENCE_SDHCI_SRS_BASE,
+ sysbus_mmio_get_region(sbd_sdhci, 0));
+
+ /* propagate irq and "sd-bus" from generic-sdhci */
+ sysbus_pass_irq(sbd, sbd_sdhci);
+ s->bus = qdev_get_child_bus(DEVICE(sbd_sdhci), "sd-bus");
+}
+
+static const VMStateDescription vmstate_cadence_sdhci = {
+ .name = TYPE_CADENCE_SDHCI,
+ .version_id = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT32_ARRAY(regs, CadenceSDHCIState, CADENCE_SDHCI_NUM_REGS),
+ VMSTATE_END_OF_LIST(),
+ },
+};
+
+static void cadence_sdhci_class_init(ObjectClass *classp, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(classp);
+
+ dc->desc = "Cadence SD/SDIO/eMMC Host Controller (SD4HC)";
+ dc->realize = cadence_sdhci_realize;
+ dc->reset = cadence_sdhci_reset;
+ dc->vmsd = &vmstate_cadence_sdhci;
+}
+
+static TypeInfo cadence_sdhci_info = {
+ .name = TYPE_CADENCE_SDHCI,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(CadenceSDHCIState),
+ .instance_init = cadence_sdhci_instance_init,
+ .class_init = cadence_sdhci_class_init,
+};
+
+static void cadence_sdhci_register_types(void)
+{
+ type_register_static(&cadence_sdhci_info);
+}
+
+type_init(cadence_sdhci_register_types)
diff --git a/hw/sd/meson.build b/hw/sd/meson.build
index b43e59bd00..9c29691e13 100644
--- a/hw/sd/meson.build
+++ b/hw/sd/meson.build
@@ -10,3 +10,4 @@ softmmu_ss.add(when: 'CONFIG_PXA2XX', if_true: files('pxa2xx_mmci.c'))
softmmu_ss.add(when: 'CONFIG_RASPI', if_true: files('bcm2835_sdhost.c'))
softmmu_ss.add(when: 'CONFIG_ASPEED_SOC', if_true: files('aspeed_sdhci.c'))
softmmu_ss.add(when: 'CONFIG_ALLWINNER_H3', if_true: files('allwinner-sdhost.c'))
+softmmu_ss.add(when: 'CONFIG_CADENCE_SDHCI', if_true: files('cadence_sdhci.c'))
diff --git a/include/hw/char/mchp_pfsoc_mmuart.h b/include/hw/char/mchp_pfsoc_mmuart.h
new file mode 100644
index 0000000000..f61990215f
--- /dev/null
+++ b/include/hw/char/mchp_pfsoc_mmuart.h
@@ -0,0 +1,61 @@
+/*
+ * Microchip PolarFire SoC MMUART emulation
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#ifndef HW_MCHP_PFSOC_MMUART_H
+#define HW_MCHP_PFSOC_MMUART_H
+
+#include "hw/char/serial.h"
+
+#define MCHP_PFSOC_MMUART_REG_SIZE 52
+
+typedef struct MchpPfSoCMMUartState {
+ MemoryRegion iomem;
+ hwaddr base;
+ qemu_irq irq;
+
+ SerialMM *serial;
+
+ uint32_t reg[MCHP_PFSOC_MMUART_REG_SIZE / sizeof(uint32_t)];
+} MchpPfSoCMMUartState;
+
+/**
+ * mchp_pfsoc_mmuart_create - Create a Microchip PolarFire SoC MMUART
+ *
+ * This is a helper routine for board to create a MMUART device that is
+ * compatible with Microchip PolarFire SoC.
+ *
+ * @sysmem: system memory region to map
+ * @base: base address of the MMUART registers
+ * @irq: IRQ number of the MMUART device
+ * @chr: character device to associate to
+ *
+ * @return: a pointer to the device specific control structure
+ */
+MchpPfSoCMMUartState *mchp_pfsoc_mmuart_create(MemoryRegion *sysmem,
+ hwaddr base, qemu_irq irq, Chardev *chr);
+
+#endif /* HW_MCHP_PFSOC_MMUART_H */
diff --git a/include/hw/riscv/riscv_htif.h b/include/hw/char/riscv_htif.h
similarity index 100%
rename from include/hw/riscv/riscv_htif.h
rename to include/hw/char/riscv_htif.h
diff --git a/include/hw/riscv/sifive_uart.h b/include/hw/char/sifive_uart.h
similarity index 100%
rename from include/hw/riscv/sifive_uart.h
rename to include/hw/char/sifive_uart.h
diff --git a/include/hw/dma/sifive_pdma.h b/include/hw/dma/sifive_pdma.h
new file mode 100644
index 0000000000..e319bbd6c4
--- /dev/null
+++ b/include/hw/dma/sifive_pdma.h
@@ -0,0 +1,57 @@
+/*
+ * SiFive Platform DMA emulation
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef SIFIVE_PDMA_H
+#define SIFIVE_PDMA_H
+
+struct sifive_pdma_chan {
+ uint32_t control;
+ uint32_t next_config;
+ uint64_t next_bytes;
+ uint64_t next_dst;
+ uint64_t next_src;
+ uint32_t exec_config;
+ uint64_t exec_bytes;
+ uint64_t exec_dst;
+ uint64_t exec_src;
+ int state;
+};
+
+#define SIFIVE_PDMA_CHANS 4
+#define SIFIVE_PDMA_IRQS (SIFIVE_PDMA_CHANS * 2)
+#define SIFIVE_PDMA_REG_SIZE 0x100000
+#define SIFIVE_PDMA_CHAN_NO(reg) ((reg & (SIFIVE_PDMA_REG_SIZE - 1)) >> 12)
+
+typedef struct SiFivePDMAState {
+ SysBusDevice parent;
+ MemoryRegion iomem;
+ qemu_irq irq[SIFIVE_PDMA_IRQS];
+
+ struct sifive_pdma_chan chan[SIFIVE_PDMA_CHANS];
+} SiFivePDMAState;
+
+#define TYPE_SIFIVE_PDMA "sifive.pdma"
+
+#define SIFIVE_PDMA(obj) \
+ OBJECT_CHECK(SiFivePDMAState, (obj), TYPE_SIFIVE_PDMA)
+
+#endif /* SIFIVE_PDMA_H */
diff --git a/include/hw/riscv/sifive_gpio.h b/include/hw/gpio/sifive_gpio.h
similarity index 100%
rename from include/hw/riscv/sifive_gpio.h
rename to include/hw/gpio/sifive_gpio.h
diff --git a/include/hw/riscv/sifive_clint.h b/include/hw/intc/sifive_clint.h
similarity index 92%
rename from include/hw/riscv/sifive_clint.h
rename to include/hw/intc/sifive_clint.h
index 9f5fb3d31d..a30be0f3d6 100644
--- a/include/hw/riscv/sifive_clint.h
+++ b/include/hw/intc/sifive_clint.h
@@ -39,11 +39,13 @@ typedef struct SiFiveCLINTState {
uint32_t timecmp_base;
uint32_t time_base;
uint32_t aperture_size;
+ uint32_t timebase_freq;
} SiFiveCLINTState;
DeviceState *sifive_clint_create(hwaddr addr, hwaddr size,
uint32_t hartid_base, uint32_t num_harts, uint32_t sip_base,
- uint32_t timecmp_base, uint32_t time_base, bool provide_rdtime);
+ uint32_t timecmp_base, uint32_t time_base, uint32_t timebase_freq,
+ bool provide_rdtime);
enum {
SIFIVE_SIP_BASE = 0x0,
diff --git a/include/hw/riscv/sifive_e_prci.h b/include/hw/misc/sifive_e_prci.h
similarity index 100%
rename from include/hw/riscv/sifive_e_prci.h
rename to include/hw/misc/sifive_e_prci.h
diff --git a/include/hw/riscv/sifive_test.h b/include/hw/misc/sifive_test.h
similarity index 100%
rename from include/hw/riscv/sifive_test.h
rename to include/hw/misc/sifive_test.h
diff --git a/include/hw/riscv/sifive_u_otp.h b/include/hw/misc/sifive_u_otp.h
similarity index 100%
rename from include/hw/riscv/sifive_u_otp.h
rename to include/hw/misc/sifive_u_otp.h
diff --git a/include/hw/riscv/sifive_u_prci.h b/include/hw/misc/sifive_u_prci.h
similarity index 100%
rename from include/hw/riscv/sifive_u_prci.h
rename to include/hw/misc/sifive_u_prci.h
diff --git a/include/hw/net/cadence_gem.h b/include/hw/net/cadence_gem.h
index dff1083738..89d2dab513 100644
--- a/include/hw/net/cadence_gem.h
+++ b/include/hw/net/cadence_gem.h
@@ -76,6 +76,8 @@ struct CadenceGEMState {
/* Mask of register bits which are write 1 to clear */
uint32_t regs_w1c[CADENCE_GEM_MAXREG];
+ /* PHY address */
+ uint8_t phy_addr;
/* PHY registers backing store */
uint16_t phy_regs[32];
diff --git a/include/hw/riscv/microchip_pfsoc.h b/include/hw/riscv/microchip_pfsoc.h
new file mode 100644
index 0000000000..8bfc7e1a85
--- /dev/null
+++ b/include/hw/riscv/microchip_pfsoc.h
@@ -0,0 +1,133 @@
+/*
+ * Microchip PolarFire SoC machine interface
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HW_MICROCHIP_PFSOC_H
+#define HW_MICROCHIP_PFSOC_H
+
+#include "hw/char/mchp_pfsoc_mmuart.h"
+#include "hw/dma/sifive_pdma.h"
+#include "hw/net/cadence_gem.h"
+#include "hw/sd/cadence_sdhci.h"
+
+typedef struct MicrochipPFSoCState {
+ /*< private >*/
+ DeviceState parent_obj;
+
+ /*< public >*/
+ CPUClusterState e_cluster;
+ CPUClusterState u_cluster;
+ RISCVHartArrayState e_cpus;
+ RISCVHartArrayState u_cpus;
+ DeviceState *plic;
+ MchpPfSoCMMUartState *serial0;
+ MchpPfSoCMMUartState *serial1;
+ MchpPfSoCMMUartState *serial2;
+ MchpPfSoCMMUartState *serial3;
+ MchpPfSoCMMUartState *serial4;
+ SiFivePDMAState dma;
+ CadenceGEMState gem0;
+ CadenceGEMState gem1;
+ CadenceSDHCIState sdhci;
+} MicrochipPFSoCState;
+
+#define TYPE_MICROCHIP_PFSOC "microchip.pfsoc"
+#define MICROCHIP_PFSOC(obj) \
+ OBJECT_CHECK(MicrochipPFSoCState, (obj), TYPE_MICROCHIP_PFSOC)
+
+typedef struct MicrochipIcicleKitState {
+ /*< private >*/
+ MachineState parent_obj;
+
+ /*< public >*/
+ MicrochipPFSoCState soc;
+} MicrochipIcicleKitState;
+
+#define TYPE_MICROCHIP_ICICLE_KIT_MACHINE \
+ MACHINE_TYPE_NAME("microchip-icicle-kit")
+#define MICROCHIP_ICICLE_KIT_MACHINE(obj) \
+ OBJECT_CHECK(MicrochipIcicleKitState, (obj), \
+ TYPE_MICROCHIP_ICICLE_KIT_MACHINE)
+
+enum {
+ MICROCHIP_PFSOC_DEBUG,
+ MICROCHIP_PFSOC_E51_DTIM,
+ MICROCHIP_PFSOC_BUSERR_UNIT0,
+ MICROCHIP_PFSOC_BUSERR_UNIT1,
+ MICROCHIP_PFSOC_BUSERR_UNIT2,
+ MICROCHIP_PFSOC_BUSERR_UNIT3,
+ MICROCHIP_PFSOC_BUSERR_UNIT4,
+ MICROCHIP_PFSOC_CLINT,
+ MICROCHIP_PFSOC_L2CC,
+ MICROCHIP_PFSOC_DMA,
+ MICROCHIP_PFSOC_L2LIM,
+ MICROCHIP_PFSOC_PLIC,
+ MICROCHIP_PFSOC_MMUART0,
+ MICROCHIP_PFSOC_SYSREG,
+ MICROCHIP_PFSOC_MPUCFG,
+ MICROCHIP_PFSOC_EMMC_SD,
+ MICROCHIP_PFSOC_MMUART1,
+ MICROCHIP_PFSOC_MMUART2,
+ MICROCHIP_PFSOC_MMUART3,
+ MICROCHIP_PFSOC_MMUART4,
+ MICROCHIP_PFSOC_GEM0,
+ MICROCHIP_PFSOC_GEM1,
+ MICROCHIP_PFSOC_GPIO0,
+ MICROCHIP_PFSOC_GPIO1,
+ MICROCHIP_PFSOC_GPIO2,
+ MICROCHIP_PFSOC_ENVM_CFG,
+ MICROCHIP_PFSOC_ENVM_DATA,
+ MICROCHIP_PFSOC_IOSCB_CFG,
+ MICROCHIP_PFSOC_DRAM,
+};
+
+enum {
+ MICROCHIP_PFSOC_DMA_IRQ0 = 5,
+ MICROCHIP_PFSOC_DMA_IRQ1 = 6,
+ MICROCHIP_PFSOC_DMA_IRQ2 = 7,
+ MICROCHIP_PFSOC_DMA_IRQ3 = 8,
+ MICROCHIP_PFSOC_DMA_IRQ4 = 9,
+ MICROCHIP_PFSOC_DMA_IRQ5 = 10,
+ MICROCHIP_PFSOC_DMA_IRQ6 = 11,
+ MICROCHIP_PFSOC_DMA_IRQ7 = 12,
+ MICROCHIP_PFSOC_GEM0_IRQ = 64,
+ MICROCHIP_PFSOC_GEM1_IRQ = 70,
+ MICROCHIP_PFSOC_EMMC_SD_IRQ = 88,
+ MICROCHIP_PFSOC_MMUART0_IRQ = 90,
+ MICROCHIP_PFSOC_MMUART1_IRQ = 91,
+ MICROCHIP_PFSOC_MMUART2_IRQ = 92,
+ MICROCHIP_PFSOC_MMUART3_IRQ = 93,
+ MICROCHIP_PFSOC_MMUART4_IRQ = 94,
+};
+
+#define MICROCHIP_PFSOC_MANAGEMENT_CPU_COUNT 1
+#define MICROCHIP_PFSOC_COMPUTE_CPU_COUNT 4
+
+#define MICROCHIP_PFSOC_PLIC_HART_CONFIG "MS"
+#define MICROCHIP_PFSOC_PLIC_NUM_SOURCES 185
+#define MICROCHIP_PFSOC_PLIC_NUM_PRIORITIES 7
+#define MICROCHIP_PFSOC_PLIC_PRIORITY_BASE 0x04
+#define MICROCHIP_PFSOC_PLIC_PENDING_BASE 0x1000
+#define MICROCHIP_PFSOC_PLIC_ENABLE_BASE 0x2000
+#define MICROCHIP_PFSOC_PLIC_ENABLE_STRIDE 0x80
+#define MICROCHIP_PFSOC_PLIC_CONTEXT_BASE 0x200000
+#define MICROCHIP_PFSOC_PLIC_CONTEXT_STRIDE 0x1000
+
+#endif /* HW_MICROCHIP_PFSOC_H */
diff --git a/include/hw/riscv/riscv_hart.h b/include/hw/riscv/riscv_hart.h
index 9be1fd80ed..ac2cb62e1b 100644
--- a/include/hw/riscv/riscv_hart.h
+++ b/include/hw/riscv/riscv_hart.h
@@ -39,6 +39,7 @@ struct RISCVHartArrayState {
uint32_t num_harts;
uint32_t hartid_base;
char *cpu_type;
+ uint64_t resetvec;
RISCVCPU *harts;
};
diff --git a/include/hw/riscv/sifive_e.h b/include/hw/riscv/sifive_e.h
index 637414130b..b1400843c2 100644
--- a/include/hw/riscv/sifive_e.h
+++ b/include/hw/riscv/sifive_e.h
@@ -21,7 +21,7 @@
#include "hw/riscv/riscv_hart.h"
#include "hw/riscv/sifive_cpu.h"
-#include "hw/riscv/sifive_gpio.h"
+#include "hw/gpio/sifive_gpio.h"
#define TYPE_RISCV_E_SOC "riscv.sifive.e.soc"
#define RISCV_E_SOC(obj) \
diff --git a/include/hw/riscv/sifive_u.h b/include/hw/riscv/sifive_u.h
index d3c0c00d10..fe5c580845 100644
--- a/include/hw/riscv/sifive_u.h
+++ b/include/hw/riscv/sifive_u.h
@@ -19,12 +19,13 @@
#ifndef HW_SIFIVE_U_H
#define HW_SIFIVE_U_H
+#include "hw/dma/sifive_pdma.h"
#include "hw/net/cadence_gem.h"
#include "hw/riscv/riscv_hart.h"
#include "hw/riscv/sifive_cpu.h"
-#include "hw/riscv/sifive_gpio.h"
-#include "hw/riscv/sifive_u_prci.h"
-#include "hw/riscv/sifive_u_otp.h"
+#include "hw/gpio/sifive_gpio.h"
+#include "hw/misc/sifive_u_otp.h"
+#include "hw/misc/sifive_u_prci.h"
#define TYPE_RISCV_U_SOC "riscv.sifive.u.soc"
#define RISCV_U_SOC(obj) \
@@ -43,6 +44,7 @@ typedef struct SiFiveUSoCState {
SiFiveUPRCIState prci;
SIFIVEGPIOState gpio;
SiFiveUOTPState otp;
+ SiFivePDMAState dma;
CadenceGEMState gem;
uint32_t serial;
@@ -72,6 +74,7 @@ enum {
SIFIVE_U_MROM,
SIFIVE_U_CLINT,
SIFIVE_U_L2CC,
+ SIFIVE_U_PDMA,
SIFIVE_U_L2LIM,
SIFIVE_U_PLIC,
SIFIVE_U_PRCI,
@@ -108,6 +111,14 @@ enum {
SIFIVE_U_GPIO_IRQ13 = 20,
SIFIVE_U_GPIO_IRQ14 = 21,
SIFIVE_U_GPIO_IRQ15 = 22,
+ SIFIVE_U_PDMA_IRQ0 = 23,
+ SIFIVE_U_PDMA_IRQ1 = 24,
+ SIFIVE_U_PDMA_IRQ2 = 25,
+ SIFIVE_U_PDMA_IRQ3 = 26,
+ SIFIVE_U_PDMA_IRQ4 = 27,
+ SIFIVE_U_PDMA_IRQ5 = 28,
+ SIFIVE_U_PDMA_IRQ6 = 29,
+ SIFIVE_U_PDMA_IRQ7 = 30,
SIFIVE_U_GEM_IRQ = 0x35
};
diff --git a/include/hw/sd/cadence_sdhci.h b/include/hw/sd/cadence_sdhci.h
new file mode 100644
index 0000000000..cd8288b7d8
--- /dev/null
+++ b/include/hw/sd/cadence_sdhci.h
@@ -0,0 +1,47 @@
+/*
+ * Cadence SDHCI emulation
+ *
+ * Copyright (c) 2020 Wind River Systems, Inc.
+ *
+ * Author:
+ * Bin Meng <bin.meng@windriver.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef CADENCE_SDHCI_H
+#define CADENCE_SDHCI_H
+
+#include "hw/sd/sdhci.h"
+
+#define CADENCE_SDHCI_REG_SIZE 0x100
+#define CADENCE_SDHCI_NUM_REGS (CADENCE_SDHCI_REG_SIZE / sizeof(uint32_t))
+
+typedef struct CadenceSDHCIState {
+ SysBusDevice parent;
+
+ MemoryRegion container;
+ MemoryRegion iomem;
+ BusState *bus;
+
+ uint32_t regs[CADENCE_SDHCI_NUM_REGS];
+
+ SDHCIState sdhci;
+} CadenceSDHCIState;
+
+#define TYPE_CADENCE_SDHCI "cadence.sdhci"
+#define CADENCE_SDHCI(obj) OBJECT_CHECK(CadenceSDHCIState, (obj), \
+ TYPE_CADENCE_SDHCI)
+
+#endif /* CADENCE_SDHCI_H */
diff --git a/meson.build b/meson.build
index bd84a1e777..690723b470 100644
--- a/meson.build
+++ b/meson.build
@@ -773,7 +773,6 @@ if have_system
'hw/watchdog',
'hw/xen',
'hw/gpio',
- 'hw/riscv',
'migration',
'net',
'softmmu',
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 228b9bdb5d..57c006df5d 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -96,6 +96,17 @@ const char * const riscv_intr_names[] = {
"reserved"
};
+const char *riscv_cpu_get_trap_name(target_ulong cause, bool async)
+{
+ if (async) {
+ return (cause < ARRAY_SIZE(riscv_intr_names)) ?
+ riscv_intr_names[cause] : "(unknown)";
+ } else {
+ return (cause < ARRAY_SIZE(riscv_excp_names)) ?
+ riscv_excp_names[cause] : "(unknown)";
+ }
+}
+
static void set_misa(CPURISCVState *env, target_ulong misa)
{
env->misa_mask = env->misa = misa;
@@ -128,7 +139,6 @@ static void riscv_any_cpu_init(Object *obj)
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RVXLEN | RVI | RVM | RVA | RVF | RVD | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_11_0);
- set_resetvec(env, DEFAULT_RSTVEC);
}
static void riscv_base_cpu_init(Object *obj)
@@ -136,7 +146,6 @@ static void riscv_base_cpu_init(Object *obj)
CPURISCVState *env = &RISCV_CPU(obj)->env;
/* We set this in the realise function */
set_misa(env, 0);
- set_resetvec(env, DEFAULT_RSTVEC);
}
static void rvxx_sifive_u_cpu_init(Object *obj)
@@ -144,7 +153,6 @@ static void rvxx_sifive_u_cpu_init(Object *obj)
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RVXLEN | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
- set_resetvec(env, 0x1004);
}
static void rvxx_sifive_e_cpu_init(Object *obj)
@@ -152,7 +160,6 @@ static void rvxx_sifive_e_cpu_init(Object *obj)
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RVXLEN | RVI | RVM | RVA | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
- set_resetvec(env, 0x1004);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
@@ -163,7 +170,6 @@ static void rv32_ibex_cpu_init(Object *obj)
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RV32 | RVI | RVM | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
- set_resetvec(env, 0x8090);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
@@ -373,6 +379,8 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp)
set_feature(env, RISCV_FEATURE_PMP);
}
+ set_resetvec(env, cpu->cfg.resetvec);
+
/* If misa isn't set (rv32 and rv64 machines) set it here */
if (!env->misa) {
/* Do some ISA extension error checking */
@@ -518,6 +526,7 @@ static Property riscv_cpu_properties[] = {
DEFINE_PROP_UINT16("elen", RISCVCPU, cfg.elen, 64),
DEFINE_PROP_BOOL("mmu", RISCVCPU, cfg.mmu, true),
DEFINE_PROP_BOOL("pmp", RISCVCPU, cfg.pmp, true),
+ DEFINE_PROP_UINT64("resetvec", RISCVCPU, cfg.resetvec, DEFAULT_RSTVEC),
DEFINE_PROP_END_OF_LIST(),
};
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index ca75fc761e..4c00d35ccd 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -220,7 +220,8 @@ struct CPURISCVState {
pmp_table_t pmp_state;
/* machine specific rdtime callback */
- uint64_t (*rdtime_fn)(void);
+ uint64_t (*rdtime_fn)(uint32_t);
+ uint32_t rdtime_fn_arg;
/* True if in debugger mode. */
bool debugger;
@@ -288,6 +289,7 @@ struct RISCVCPU {
uint16_t elen;
bool mmu;
bool pmp;
+ uint64_t resetvec;
} cfg;
};
@@ -309,6 +311,7 @@ extern const char * const riscv_fpr_regnames[];
extern const char * const riscv_excp_names[];
extern const char * const riscv_intr_names[];
+const char *riscv_cpu_get_trap_name(target_ulong cause, bool async);
void riscv_cpu_do_interrupt(CPUState *cpu);
int riscv_cpu_gdb_read_register(CPUState *cpu, GByteArray *buf, int reg);
int riscv_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
@@ -345,7 +348,8 @@ void riscv_cpu_swap_hypervisor_regs(CPURISCVState *env);
int riscv_cpu_claim_interrupts(RISCVCPU *cpu, uint32_t interrupts);
uint32_t riscv_cpu_update_mip(RISCVCPU *cpu, uint32_t mask, uint32_t value);
#define BOOL_TO_MASK(x) (-!!(x)) /* helper for riscv_cpu_update_mip value */
-void riscv_cpu_set_rdtime_fn(CPURISCVState *env, uint64_t (*fn)(void));
+void riscv_cpu_set_rdtime_fn(CPURISCVState *env, uint64_t (*fn)(uint32_t),
+ uint32_t arg);
#endif
void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv);
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index dc7ae3e7b1..f4c4111536 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -276,9 +276,11 @@ uint32_t riscv_cpu_update_mip(RISCVCPU *cpu, uint32_t mask, uint32_t value)
return old;
}
-void riscv_cpu_set_rdtime_fn(CPURISCVState *env, uint64_t (*fn)(void))
+void riscv_cpu_set_rdtime_fn(CPURISCVState *env, uint64_t (*fn)(uint32_t),
+ uint32_t arg)
{
env->rdtime_fn = fn;
+ env->rdtime_fn_arg = arg;
}
void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv)
@@ -892,8 +894,8 @@ void riscv_cpu_do_interrupt(CPUState *cs)
}
}
- trace_riscv_trap(env->mhartid, async, cause, env->pc, tval, cause < 23 ?
- (async ? riscv_intr_names : riscv_excp_names)[cause] : "(unknown)");
+ trace_riscv_trap(env->mhartid, async, cause, env->pc, tval,
+ riscv_cpu_get_trap_name(cause, async));
if (env->priv <= PRV_S &&
cause < TARGET_LONG_BITS && ((deleg >> cause) & 1)) {
diff --git a/target/riscv/csr.c b/target/riscv/csr.c
index 200001de74..26ae347b4a 100644
--- a/target/riscv/csr.c
+++ b/target/riscv/csr.c
@@ -351,7 +351,7 @@ static int read_time(CPURISCVState *env, int csrno, target_ulong *val)
return -RISCV_EXCP_ILLEGAL_INST;
}
- *val = env->rdtime_fn() + delta;
+ *val = env->rdtime_fn(env->rdtime_fn_arg) + delta;
return 0;
}
@@ -364,7 +364,7 @@ static int read_timeh(CPURISCVState *env, int csrno, target_ulong *val)
return -RISCV_EXCP_ILLEGAL_INST;
}
- *val = (env->rdtime_fn() + delta) >> 32;
+ *val = (env->rdtime_fn(env->rdtime_fn_arg) + delta) >> 32;
return 0;
}
#endif