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-rw-r--r--MAINTAINERS2
-rw-r--r--default-configs/riscv32-softmmu.mak8
-rw-r--r--default-configs/riscv64-softmmu.mak8
-rw-r--r--hw/riscv/sifive_clint.c8
-rw-r--r--hw/riscv/sifive_e.c5
-rw-r--r--hw/riscv/sifive_plic.c2
-rw-r--r--hw/riscv/sifive_u.c25
-rw-r--r--hw/riscv/sifive_uart.c24
-rw-r--r--hw/riscv/virt.c147
-rw-r--r--include/hw/riscv/sifive_u.h3
-rw-r--r--include/hw/riscv/sifive_uart.h3
-rw-r--r--include/hw/riscv/virt.h15
-rw-r--r--target/riscv/cpu.c4
-rw-r--r--target/riscv/cpu_helper.c18
-rw-r--r--target/riscv/pmp.c2
15 files changed, 231 insertions, 43 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 827d6445d3..5a56b6e848 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -262,7 +262,7 @@ M: Alistair Francis <Alistair.Francis@wdc.com>
M: Sagar Karandikar <sagark@eecs.berkeley.edu>
M: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
L: qemu-riscv@nongnu.org
-S: Maintained
+S: Supported
F: target/riscv/
F: hw/riscv/
F: include/hw/riscv/
diff --git a/default-configs/riscv32-softmmu.mak b/default-configs/riscv32-softmmu.mak
index 7937c69e22..dbc9398284 100644
--- a/default-configs/riscv32-softmmu.mak
+++ b/default-configs/riscv32-softmmu.mak
@@ -1,7 +1,13 @@
# Default configuration for riscv-softmmu
+include pci.mak
+
CONFIG_SERIAL=y
CONFIG_VIRTIO_MMIO=y
-include virtio.mak
CONFIG_CADENCE=y
+
+CONFIG_PCI_GENERIC=y
+
+CONFIG_VGA=y
+CONFIG_VGA_PCI=y
diff --git a/default-configs/riscv64-softmmu.mak b/default-configs/riscv64-softmmu.mak
index 7937c69e22..dbc9398284 100644
--- a/default-configs/riscv64-softmmu.mak
+++ b/default-configs/riscv64-softmmu.mak
@@ -1,7 +1,13 @@
# Default configuration for riscv-softmmu
+include pci.mak
+
CONFIG_SERIAL=y
CONFIG_VIRTIO_MMIO=y
-include virtio.mak
CONFIG_CADENCE=y
+
+CONFIG_PCI_GENERIC=y
+
+CONFIG_VGA=y
+CONFIG_VGA_PCI=y
diff --git a/hw/riscv/sifive_clint.c b/hw/riscv/sifive_clint.c
index 0d2fd52487..d4c159e937 100644
--- a/hw/riscv/sifive_clint.c
+++ b/hw/riscv/sifive_clint.c
@@ -146,15 +146,15 @@ static void sifive_clint_write(void *opaque, hwaddr addr, uint64_t value,
error_report("clint: invalid timecmp hartid: %zu", hartid);
} else if ((addr & 0x7) == 0) {
/* timecmp_lo */
- uint64_t timecmp = env->timecmp;
+ uint64_t timecmp_hi = env->timecmp >> 32;
sifive_clint_write_timecmp(RISCV_CPU(cpu),
- timecmp << 32 | (value & 0xFFFFFFFF));
+ timecmp_hi << 32 | (value & 0xFFFFFFFF));
return;
} else if ((addr & 0x7) == 4) {
/* timecmp_hi */
- uint64_t timecmp = env->timecmp;
+ uint64_t timecmp_lo = env->timecmp;
sifive_clint_write_timecmp(RISCV_CPU(cpu),
- value << 32 | (timecmp & 0xFFFFFFFF));
+ value << 32 | (timecmp_lo & 0xFFFFFFFF));
} else {
error_report("clint: invalid timecmp write: %08x", (uint32_t)addr);
}
diff --git a/hw/riscv/sifive_e.c b/hw/riscv/sifive_e.c
index cb513cc3bb..5d9d65ff29 100644
--- a/hw/riscv/sifive_e.c
+++ b/hw/riscv/sifive_e.c
@@ -192,9 +192,8 @@ static void riscv_sifive_e_soc_realize(DeviceState *dev, Error **errp)
memmap[SIFIVE_E_QSPI0].base, memmap[SIFIVE_E_QSPI0].size);
sifive_mmio_emulate(sys_mem, "riscv.sifive.e.pwm0",
memmap[SIFIVE_E_PWM0].base, memmap[SIFIVE_E_PWM0].size);
- /* sifive_uart_create(sys_mem, memmap[SIFIVE_E_UART1].base,
- serial_hd(1), qdev_get_gpio_in(DEVICE(s->plic),
- SIFIVE_E_UART1_IRQ)); */
+ sifive_uart_create(sys_mem, memmap[SIFIVE_E_UART1].base,
+ serial_hd(1), qdev_get_gpio_in(DEVICE(s->plic), SIFIVE_E_UART1_IRQ));
sifive_mmio_emulate(sys_mem, "riscv.sifive.e.qspi1",
memmap[SIFIVE_E_QSPI1].base, memmap[SIFIVE_E_QSPI1].size);
sifive_mmio_emulate(sys_mem, "riscv.sifive.e.pwm1",
diff --git a/hw/riscv/sifive_plic.c b/hw/riscv/sifive_plic.c
index 9cf9a1f986..d12ec3fc9a 100644
--- a/hw/riscv/sifive_plic.c
+++ b/hw/riscv/sifive_plic.c
@@ -214,7 +214,7 @@ static uint64_t sifive_plic_read(void *opaque, hwaddr addr, unsigned size)
} else if (addr >= plic->pending_base && /* 1 bit per source */
addr < plic->pending_base + (plic->num_sources >> 3))
{
- uint32_t word = (addr - plic->priority_base) >> 2;
+ uint32_t word = (addr - plic->pending_base) >> 2;
if (RISCV_DEBUG_PLIC) {
qemu_log("plic: read pending: word=%d value=%d\n",
word, plic->pending[word]);
diff --git a/hw/riscv/sifive_u.c b/hw/riscv/sifive_u.c
index ef07df2442..3bd3b67507 100644
--- a/hw/riscv/sifive_u.c
+++ b/hw/riscv/sifive_u.c
@@ -85,7 +85,8 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
int cpu;
uint32_t *cells;
char *nodename;
- uint32_t plic_phandle;
+ char ethclk_names[] = "pclk\0hclk\0tx_clk";
+ uint32_t plic_phandle, ethclk_phandle;
fdt = s->fdt = create_device_tree(&s->fdt_size);
if (!fdt) {
@@ -197,6 +198,17 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
g_free(cells);
g_free(nodename);
+ nodename = g_strdup_printf("/soc/ethclk");
+ qemu_fdt_add_subnode(fdt, nodename);
+ qemu_fdt_setprop_string(fdt, nodename, "compatible", "fixed-clock");
+ qemu_fdt_setprop_cell(fdt, nodename, "#clock-cells", 0x0);
+ qemu_fdt_setprop_cell(fdt, nodename, "clock-frequency",
+ SIFIVE_U_GEM_CLOCK_FREQ);
+ qemu_fdt_setprop_cell(fdt, nodename, "phandle", 3);
+ qemu_fdt_setprop_cell(fdt, nodename, "linux,phandle", 3);
+ ethclk_phandle = qemu_fdt_get_phandle(fdt, nodename);
+ g_free(nodename);
+
nodename = g_strdup_printf("/soc/ethernet@%lx",
(long)memmap[SIFIVE_U_GEM].base);
qemu_fdt_add_subnode(fdt, nodename);
@@ -208,6 +220,10 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
qemu_fdt_setprop_string(fdt, nodename, "phy-mode", "gmii");
qemu_fdt_setprop_cells(fdt, nodename, "interrupt-parent", plic_phandle);
qemu_fdt_setprop_cells(fdt, nodename, "interrupts", SIFIVE_U_GEM_IRQ);
+ qemu_fdt_setprop_cells(fdt, nodename, "clocks",
+ ethclk_phandle, ethclk_phandle, ethclk_phandle);
+ qemu_fdt_setprop(fdt, nodename, "clocks-names", ethclk_names,
+ sizeof(ethclk_names));
qemu_fdt_setprop_cells(fdt, nodename, "#address-cells", 1);
qemu_fdt_setprop_cells(fdt, nodename, "#size-cells", 0);
g_free(nodename);
@@ -225,6 +241,8 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
qemu_fdt_setprop_cells(fdt, nodename, "reg",
0x0, memmap[SIFIVE_U_UART0].base,
0x0, memmap[SIFIVE_U_UART0].size);
+ qemu_fdt_setprop_cell(fdt, nodename, "clock-frequency",
+ SIFIVE_U_CLOCK_FREQ / 2);
qemu_fdt_setprop_cells(fdt, nodename, "interrupt-parent", plic_phandle);
qemu_fdt_setprop_cells(fdt, nodename, "interrupts", 1);
@@ -350,9 +368,8 @@ static void riscv_sifive_u_soc_realize(DeviceState *dev, Error **errp)
memmap[SIFIVE_U_PLIC].size);
sifive_uart_create(system_memory, memmap[SIFIVE_U_UART0].base,
serial_hd(0), qdev_get_gpio_in(DEVICE(s->plic), SIFIVE_U_UART0_IRQ));
- /* sifive_uart_create(system_memory, memmap[SIFIVE_U_UART1].base,
- serial_hd(1), qdev_get_gpio_in(DEVICE(s->plic),
- SIFIVE_U_UART1_IRQ)); */
+ sifive_uart_create(system_memory, memmap[SIFIVE_U_UART1].base,
+ 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, smp_cpus,
SIFIVE_SIP_BASE, SIFIVE_TIMECMP_BASE, SIFIVE_TIME_BASE);
diff --git a/hw/riscv/sifive_uart.c b/hw/riscv/sifive_uart.c
index b0c3798cf2..456a3d3697 100644
--- a/hw/riscv/sifive_uart.c
+++ b/hw/riscv/sifive_uart.c
@@ -28,12 +28,26 @@
* Not yet implemented:
*
* Transmit FIFO using "qemu/fifo8.h"
- * SIFIVE_UART_IE_TXWM interrupts
- * SIFIVE_UART_IE_RXWM interrupts must honor fifo watermark
- * Rx FIFO watermark interrupt trigger threshold
- * Tx FIFO watermark interrupt trigger threshold.
*/
+/* Returns the state of the IP (interrupt pending) register */
+static uint64_t uart_ip(SiFiveUARTState *s)
+{
+ uint64_t ret = 0;
+
+ uint64_t txcnt = SIFIVE_UART_GET_TXCNT(s->txctrl);
+ uint64_t rxcnt = SIFIVE_UART_GET_RXCNT(s->rxctrl);
+
+ if (txcnt != 0) {
+ ret |= SIFIVE_UART_IP_TXWM;
+ }
+ if (s->rx_fifo_len > rxcnt) {
+ ret |= SIFIVE_UART_IP_RXWM;
+ }
+
+ return ret;
+}
+
static void update_irq(SiFiveUARTState *s)
{
int cond = 0;
@@ -69,7 +83,7 @@ uart_read(void *opaque, hwaddr addr, unsigned int size)
case SIFIVE_UART_IE:
return s->ie;
case SIFIVE_UART_IP:
- return s->rx_fifo_len ? SIFIVE_UART_IP_RXWM : 0;
+ return uart_ip(s);
case SIFIVE_UART_TXCTRL:
return s->txctrl;
case SIFIVE_UART_RXCTRL:
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index 2b38f89070..e7f0716fb6 100644
--- a/hw/riscv/virt.c
+++ b/hw/riscv/virt.c
@@ -39,6 +39,8 @@
#include "sysemu/arch_init.h"
#include "sysemu/device_tree.h"
#include "exec/address-spaces.h"
+#include "hw/pci/pci.h"
+#include "hw/pci-host/gpex.h"
#include "elf.h"
#include <libfdt.h>
@@ -47,14 +49,17 @@ static const struct MemmapEntry {
hwaddr base;
hwaddr size;
} virt_memmap[] = {
- [VIRT_DEBUG] = { 0x0, 0x100 },
- [VIRT_MROM] = { 0x1000, 0x11000 },
- [VIRT_TEST] = { 0x100000, 0x1000 },
- [VIRT_CLINT] = { 0x2000000, 0x10000 },
- [VIRT_PLIC] = { 0xc000000, 0x4000000 },
- [VIRT_UART0] = { 0x10000000, 0x100 },
- [VIRT_VIRTIO] = { 0x10001000, 0x1000 },
- [VIRT_DRAM] = { 0x80000000, 0x0 },
+ [VIRT_DEBUG] = { 0x0, 0x100 },
+ [VIRT_MROM] = { 0x1000, 0x11000 },
+ [VIRT_TEST] = { 0x100000, 0x1000 },
+ [VIRT_CLINT] = { 0x2000000, 0x10000 },
+ [VIRT_PLIC] = { 0xc000000, 0x4000000 },
+ [VIRT_UART0] = { 0x10000000, 0x100 },
+ [VIRT_VIRTIO] = { 0x10001000, 0x1000 },
+ [VIRT_DRAM] = { 0x80000000, 0x0 },
+ [VIRT_PCIE_MMIO] = { 0x40000000, 0x40000000 },
+ [VIRT_PCIE_PIO] = { 0x03000000, 0x00010000 },
+ [VIRT_PCIE_ECAM] = { 0x30000000, 0x10000000 },
};
static uint64_t load_kernel(const char *kernel_filename)
@@ -98,6 +103,51 @@ static hwaddr load_initrd(const char *filename, uint64_t mem_size,
return *start + size;
}
+static void create_pcie_irq_map(void *fdt, char *nodename,
+ uint32_t plic_phandle)
+{
+ int pin, dev;
+ uint32_t
+ full_irq_map[GPEX_NUM_IRQS * GPEX_NUM_IRQS * FDT_INT_MAP_WIDTH] = {};
+ uint32_t *irq_map = full_irq_map;
+
+ /* This code creates a standard swizzle of interrupts such that
+ * each device's first interrupt is based on it's PCI_SLOT number.
+ * (See pci_swizzle_map_irq_fn())
+ *
+ * We only need one entry per interrupt in the table (not one per
+ * possible slot) seeing the interrupt-map-mask will allow the table
+ * to wrap to any number of devices.
+ */
+ for (dev = 0; dev < GPEX_NUM_IRQS; dev++) {
+ int devfn = dev * 0x8;
+
+ for (pin = 0; pin < GPEX_NUM_IRQS; pin++) {
+ int irq_nr = PCIE_IRQ + ((pin + PCI_SLOT(devfn)) % GPEX_NUM_IRQS);
+ int i = 0;
+
+ irq_map[i] = cpu_to_be32(devfn << 8);
+
+ i += FDT_PCI_ADDR_CELLS;
+ irq_map[i] = cpu_to_be32(pin + 1);
+
+ i += FDT_PCI_INT_CELLS;
+ irq_map[i++] = cpu_to_be32(plic_phandle);
+
+ i += FDT_PLIC_ADDR_CELLS;
+ irq_map[i] = cpu_to_be32(irq_nr);
+
+ irq_map += FDT_INT_MAP_WIDTH;
+ }
+ }
+
+ qemu_fdt_setprop(fdt, nodename, "interrupt-map",
+ full_irq_map, sizeof(full_irq_map));
+
+ qemu_fdt_setprop_cells(fdt, nodename, "interrupt-map-mask",
+ 0x1800, 0, 0, 0x7);
+}
+
static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
uint64_t mem_size, const char *cmdline)
{
@@ -203,7 +253,10 @@ static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
nodename = g_strdup_printf("/soc/interrupt-controller@%lx",
(long)memmap[VIRT_PLIC].base);
qemu_fdt_add_subnode(fdt, nodename);
- qemu_fdt_setprop_cell(fdt, nodename, "#interrupt-cells", 1);
+ qemu_fdt_setprop_cells(fdt, nodename, "#address-cells",
+ FDT_PLIC_ADDR_CELLS);
+ qemu_fdt_setprop_cell(fdt, nodename, "#interrupt-cells",
+ FDT_PLIC_INT_CELLS);
qemu_fdt_setprop_string(fdt, nodename, "compatible", "riscv,plic0");
qemu_fdt_setprop(fdt, nodename, "interrupt-controller", NULL, 0);
qemu_fdt_setprop(fdt, nodename, "interrupts-extended",
@@ -233,6 +286,33 @@ static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
g_free(nodename);
}
+ nodename = g_strdup_printf("/soc/pci@%lx",
+ (long) memmap[VIRT_PCIE_ECAM].base);
+ qemu_fdt_add_subnode(fdt, nodename);
+ qemu_fdt_setprop_cells(fdt, nodename, "#address-cells",
+ FDT_PCI_ADDR_CELLS);
+ qemu_fdt_setprop_cells(fdt, nodename, "#interrupt-cells",
+ FDT_PCI_INT_CELLS);
+ qemu_fdt_setprop_cells(fdt, nodename, "#size-cells", 0x2);
+ qemu_fdt_setprop_string(fdt, nodename, "compatible",
+ "pci-host-ecam-generic");
+ qemu_fdt_setprop_string(fdt, nodename, "device_type", "pci");
+ qemu_fdt_setprop_cell(fdt, nodename, "linux,pci-domain", 0);
+ qemu_fdt_setprop_cells(fdt, nodename, "bus-range", 0,
+ memmap[VIRT_PCIE_ECAM].base /
+ PCIE_MMCFG_SIZE_MIN - 1);
+ qemu_fdt_setprop(fdt, nodename, "dma-coherent", NULL, 0);
+ qemu_fdt_setprop_cells(fdt, nodename, "reg", 0, memmap[VIRT_PCIE_ECAM].base,
+ 0, memmap[VIRT_PCIE_ECAM].size);
+ qemu_fdt_setprop_sized_cells(fdt, nodename, "ranges",
+ 1, FDT_PCI_RANGE_IOPORT, 2, 0,
+ 2, memmap[VIRT_PCIE_PIO].base, 2, memmap[VIRT_PCIE_PIO].size,
+ 1, FDT_PCI_RANGE_MMIO,
+ 2, memmap[VIRT_PCIE_MMIO].base,
+ 2, memmap[VIRT_PCIE_MMIO].base, 2, memmap[VIRT_PCIE_MMIO].size);
+ create_pcie_irq_map(fdt, nodename, plic_phandle);
+ g_free(nodename);
+
nodename = g_strdup_printf("/test@%lx",
(long)memmap[VIRT_TEST].base);
qemu_fdt_add_subnode(fdt, nodename);
@@ -263,6 +343,47 @@ static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
return fdt;
}
+
+static inline DeviceState *gpex_pcie_init(MemoryRegion *sys_mem,
+ hwaddr ecam_base, hwaddr ecam_size,
+ hwaddr mmio_base, hwaddr mmio_size,
+ hwaddr pio_base,
+ DeviceState *plic, bool link_up)
+{
+ DeviceState *dev;
+ MemoryRegion *ecam_alias, *ecam_reg;
+ MemoryRegion *mmio_alias, *mmio_reg;
+ qemu_irq irq;
+ int i;
+
+ dev = qdev_create(NULL, TYPE_GPEX_HOST);
+
+ qdev_init_nofail(dev);
+
+ ecam_alias = g_new0(MemoryRegion, 1);
+ ecam_reg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0);
+ memory_region_init_alias(ecam_alias, OBJECT(dev), "pcie-ecam",
+ ecam_reg, 0, ecam_size);
+ memory_region_add_subregion(get_system_memory(), ecam_base, ecam_alias);
+
+ mmio_alias = g_new0(MemoryRegion, 1);
+ mmio_reg = sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 1);
+ memory_region_init_alias(mmio_alias, OBJECT(dev), "pcie-mmio",
+ mmio_reg, mmio_base, mmio_size);
+ memory_region_add_subregion(get_system_memory(), mmio_base, mmio_alias);
+
+ sysbus_mmio_map(SYS_BUS_DEVICE(dev), 2, pio_base);
+
+ for (i = 0; i < GPEX_NUM_IRQS; i++) {
+ irq = qdev_get_gpio_in(plic, PCIE_IRQ + i);
+
+ sysbus_connect_irq(SYS_BUS_DEVICE(dev), i, irq);
+ gpex_set_irq_num(GPEX_HOST(dev), i, PCIE_IRQ + i);
+ }
+
+ return dev;
+}
+
static void riscv_virt_board_init(MachineState *machine)
{
const struct MemmapEntry *memmap = virt_memmap;
@@ -385,6 +506,14 @@ static void riscv_virt_board_init(MachineState *machine)
qdev_get_gpio_in(DEVICE(s->plic), VIRTIO_IRQ + i));
}
+ gpex_pcie_init(system_memory,
+ memmap[VIRT_PCIE_ECAM].base,
+ memmap[VIRT_PCIE_ECAM].size,
+ memmap[VIRT_PCIE_MMIO].base,
+ memmap[VIRT_PCIE_MMIO].size,
+ memmap[VIRT_PCIE_PIO].base,
+ DEVICE(s->plic), true);
+
serial_mm_init(system_memory, memmap[VIRT_UART0].base,
0, qdev_get_gpio_in(DEVICE(s->plic), UART0_IRQ), 399193,
serial_hd(0), DEVICE_LITTLE_ENDIAN);
diff --git a/include/hw/riscv/sifive_u.h b/include/hw/riscv/sifive_u.h
index e8b4d9ffa3..be13cc1304 100644
--- a/include/hw/riscv/sifive_u.h
+++ b/include/hw/riscv/sifive_u.h
@@ -63,7 +63,8 @@ enum {
};
enum {
- SIFIVE_U_CLOCK_FREQ = 1000000000
+ SIFIVE_U_CLOCK_FREQ = 1000000000,
+ SIFIVE_U_GEM_CLOCK_FREQ = 125000000
};
#define SIFIVE_U_PLIC_HART_CONFIG "MS"
diff --git a/include/hw/riscv/sifive_uart.h b/include/hw/riscv/sifive_uart.h
index 504f18a60f..c8dc1c57fd 100644
--- a/include/hw/riscv/sifive_uart.h
+++ b/include/hw/riscv/sifive_uart.h
@@ -43,6 +43,9 @@ enum {
SIFIVE_UART_IP_RXWM = 2 /* Receive watermark interrupt pending */
};
+#define SIFIVE_UART_GET_TXCNT(txctrl) ((txctrl >> 16) & 0x7)
+#define SIFIVE_UART_GET_RXCNT(rxctrl) ((rxctrl >> 16) & 0x7)
+
#define TYPE_SIFIVE_UART "riscv.sifive.uart"
#define SIFIVE_UART(obj) \
diff --git a/include/hw/riscv/virt.h b/include/hw/riscv/virt.h
index 91163d6cbf..f12deaebd6 100644
--- a/include/hw/riscv/virt.h
+++ b/include/hw/riscv/virt.h
@@ -38,14 +38,18 @@ enum {
VIRT_PLIC,
VIRT_UART0,
VIRT_VIRTIO,
- VIRT_DRAM
+ VIRT_DRAM,
+ VIRT_PCIE_MMIO,
+ VIRT_PCIE_PIO,
+ VIRT_PCIE_ECAM
};
enum {
UART0_IRQ = 10,
VIRTIO_IRQ = 1, /* 1 to 8 */
VIRTIO_COUNT = 8,
- VIRTIO_NDEV = 10
+ PCIE_IRQ = 0x20, /* 32 to 35 */
+ VIRTIO_NDEV = 0x35 /* Arbitrary maximum number of interrupts */
};
enum {
@@ -62,6 +66,13 @@ enum {
#define VIRT_PLIC_CONTEXT_BASE 0x200000
#define VIRT_PLIC_CONTEXT_STRIDE 0x1000
+#define FDT_PCI_ADDR_CELLS 3
+#define FDT_PCI_INT_CELLS 1
+#define FDT_PLIC_ADDR_CELLS 0
+#define FDT_PLIC_INT_CELLS 1
+#define FDT_INT_MAP_WIDTH (FDT_PCI_ADDR_CELLS + FDT_PCI_INT_CELLS + 1 + \
+ FDT_PLIC_ADDR_CELLS + FDT_PLIC_INT_CELLS)
+
#if defined(TARGET_RISCV32)
#define VIRT_CPU TYPE_RISCV_CPU_RV32GCSU_V1_10_0
#elif defined(TARGET_RISCV64)
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index a025a0a3ba..5e8a2cb2ba 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -330,8 +330,8 @@ static void riscv_cpu_class_init(ObjectClass *c, void *data)
CPUClass *cc = CPU_CLASS(c);
DeviceClass *dc = DEVICE_CLASS(c);
- mcc->parent_realize = dc->realize;
- dc->realize = riscv_cpu_realize;
+ device_class_set_parent_realize(dc, riscv_cpu_realize,
+ &mcc->parent_realize);
mcc->parent_reset = cc->reset;
cc->reset = riscv_cpu_reset;
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 86f9f4730c..0234c2d528 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -445,11 +445,13 @@ void riscv_cpu_do_interrupt(CPUState *cs)
if (RISCV_DEBUG_INTERRUPT) {
int log_cause = cs->exception_index & RISCV_EXCP_INT_MASK;
if (cs->exception_index & RISCV_EXCP_INT_FLAG) {
- qemu_log_mask(LOG_TRACE, "core 0: trap %s, epc 0x" TARGET_FMT_lx,
- riscv_intr_names[log_cause], env->pc);
+ qemu_log_mask(LOG_TRACE, "core "
+ TARGET_FMT_ld ": trap %s, epc 0x" TARGET_FMT_lx "\n",
+ env->mhartid, riscv_intr_names[log_cause], env->pc);
} else {
- qemu_log_mask(LOG_TRACE, "core 0: intr %s, epc 0x" TARGET_FMT_lx,
- riscv_excp_names[log_cause], env->pc);
+ qemu_log_mask(LOG_TRACE, "core "
+ TARGET_FMT_ld ": intr %s, epc 0x" TARGET_FMT_lx "\n",
+ env->mhartid, riscv_excp_names[log_cause], env->pc);
}
}
@@ -511,8 +513,8 @@ void riscv_cpu_do_interrupt(CPUState *cs)
if (hasbadaddr) {
if (RISCV_DEBUG_INTERRUPT) {
- qemu_log_mask(LOG_TRACE, "core " TARGET_FMT_ld
- ": badaddr 0x" TARGET_FMT_lx, env->mhartid, env->badaddr);
+ qemu_log_mask(LOG_TRACE, "core " TARGET_FMT_ld ": badaddr 0x"
+ TARGET_FMT_lx "\n", env->mhartid, env->badaddr);
}
env->sbadaddr = env->badaddr;
} else {
@@ -536,8 +538,8 @@ void riscv_cpu_do_interrupt(CPUState *cs)
if (hasbadaddr) {
if (RISCV_DEBUG_INTERRUPT) {
- qemu_log_mask(LOG_TRACE, "core " TARGET_FMT_ld
- ": badaddr 0x" TARGET_FMT_lx, env->mhartid, env->badaddr);
+ qemu_log_mask(LOG_TRACE, "core " TARGET_FMT_ld ": badaddr 0x"
+ TARGET_FMT_lx "\n", env->mhartid, env->badaddr);
}
env->mbadaddr = env->badaddr;
} else {
diff --git a/target/riscv/pmp.c b/target/riscv/pmp.c
index 03abd8fe5e..15a5366616 100644
--- a/target/riscv/pmp.c
+++ b/target/riscv/pmp.c
@@ -138,7 +138,7 @@ static void pmp_decode_napot(target_ulong a, target_ulong *sa, target_ulong *ea)
return;
} else {
target_ulong t1 = ctz64(~a);
- target_ulong base = (a & ~(((target_ulong)1 << t1) - 1)) << 3;
+ target_ulong base = (a & ~(((target_ulong)1 << t1) - 1)) << 2;
target_ulong range = ((target_ulong)1 << (t1 + 3)) - 1;
*sa = base;
*ea = base + range;