3 files changed, 18 insertions, 3 deletions
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)