1 /* SPDX-License-Identifier: GPL-2.0-or-later */
5 * Copyright (c) 2021 Loongson Technology Corporation Limited
11 #include "hw/pci-host/pam.h"
12 #include "qemu/units.h"
13 #include "qemu/range.h"
14 #include "qom/object.h"
16 #define VIRT_PCI_MEM_BASE 0x40000000UL
17 #define VIRT_PCI_MEM_SIZE 0x40000000UL
18 #define VIRT_PCI_IO_OFFSET 0x4000
19 #define VIRT_PCI_CFG_BASE 0x20000000
20 #define VIRT_PCI_CFG_SIZE 0x08000000
21 #define VIRT_PCI_IO_BASE 0x18004000UL
22 #define VIRT_PCI_IO_SIZE 0xC000
24 #define VIRT_PCH_REG_BASE 0x10000000UL
25 #define VIRT_IOAPIC_REG_BASE (VIRT_PCH_REG_BASE)
26 #define VIRT_PCH_MSI_ADDR_LOW 0x2FF00000UL
27 #define VIRT_PCH_REG_SIZE 0x400
28 #define VIRT_PCH_MSI_SIZE 0x8
31 * GSI_BASE is hard-coded with 64 in linux kernel, else kernel fails to boot
32 * 0 - 15 GSI for ISA devices even if there is no ISA devices
33 * 16 - 63 GSI for CPU devices such as timers/perf monitor etc
34 * 64 - GSI for external devices
36 #define VIRT_PCH_PIC_IRQ_NUM 32
37 #define VIRT_GSI_BASE 64
38 #define VIRT_DEVICE_IRQS 16
39 #define VIRT_UART_COUNT 4
40 #define VIRT_UART_IRQ (VIRT_GSI_BASE + 2)
41 #define VIRT_UART_BASE 0x1fe001e0
42 #define VIRT_UART_SIZE 0x100
43 #define VIRT_RTC_IRQ (VIRT_GSI_BASE + 6)
44 #define VIRT_MISC_REG_BASE (VIRT_PCH_REG_BASE + 0x00080000)
45 #define VIRT_RTC_REG_BASE (VIRT_MISC_REG_BASE + 0x00050100)
46 #define VIRT_RTC_LEN 0x100
47 #define VIRT_SCI_IRQ (VIRT_GSI_BASE + 7)
49 #define VIRT_PLATFORM_BUS_BASEADDRESS 0x16000000
50 #define VIRT_PLATFORM_BUS_SIZE 0x2000000
51 #define VIRT_PLATFORM_BUS_NUM_IRQS 2
52 #define VIRT_PLATFORM_BUS_IRQ (VIRT_GSI_BASE + 8)