xref: /openbmc/qemu/include/hw/pci-host/ls7a.h (revision 954a6c4f)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * QEMU LoongArch CPU
4  *
5  * Copyright (c) 2021 Loongson Technology Corporation Limited
6  */
7 
8 #ifndef HW_LS7A_H
9 #define HW_LS7A_H
10 
11 #include "hw/pci/pci.h"
12 #include "hw/pci/pcie_host.h"
13 #include "hw/pci-host/pam.h"
14 #include "qemu/units.h"
15 #include "qemu/range.h"
16 #include "qom/object.h"
17 
18 #define VIRT_PCI_MEM_BASE        0x40000000UL
19 #define VIRT_PCI_MEM_SIZE        0x40000000UL
20 #define VIRT_PCI_IO_OFFSET       0x4000
21 #define VIRT_PCI_CFG_BASE        0x20000000
22 #define VIRT_PCI_CFG_SIZE        0x08000000
23 #define VIRT_PCI_IO_BASE         0x18004000UL
24 #define VIRT_PCI_IO_SIZE         0xC000
25 
26 #define VIRT_PCH_REG_BASE        0x10000000UL
27 #define VIRT_IOAPIC_REG_BASE     (VIRT_PCH_REG_BASE)
28 #define VIRT_PCH_MSI_ADDR_LOW    0x2FF00000UL
29 
30 /*
31  * According to the kernel pch irq start from 64 offset
32  * 0 ~ 16 irqs used for non-pci device while 16 ~ 64 irqs
33  * used for pci device.
34  */
35 #define PCH_PIC_IRQ_OFFSET       64
36 #define VIRT_DEVICE_IRQS         16
37 #define VIRT_PCI_IRQS            48
38 #define VIRT_UART_IRQ            (PCH_PIC_IRQ_OFFSET + 2)
39 #define VIRT_UART_BASE           0x1fe001e0
40 #define VIRT_UART_SIZE           0X100
41 #define VIRT_RTC_IRQ             (PCH_PIC_IRQ_OFFSET + 3)
42 #define VIRT_MISC_REG_BASE       (VIRT_PCH_REG_BASE + 0x00080000)
43 #define VIRT_RTC_REG_BASE        (VIRT_MISC_REG_BASE + 0x00050100)
44 #define VIRT_RTC_LEN             0x100
45 #define VIRT_SCI_IRQ             (PCH_PIC_IRQ_OFFSET + 4)
46 
47 #define VIRT_PLATFORM_BUS_BASEADDRESS   0x16000000
48 #define VIRT_PLATFORM_BUS_SIZE          0x2000000
49 #define VIRT_PLATFORM_BUS_NUM_IRQS      2
50 #define VIRT_PLATFORM_BUS_IRQ           69
51 #endif
52