2 * ARM Versatile/PB PCI host controller
4 * Copyright (c) 2006 CodeSourcery.
5 * Written by Paul Brook
7 * This code is licenced under the LGPL.
12 static inline uint32_t vpb_pci_config_addr(target_phys_addr_t addr)
17 static void pci_vpb_config_writeb (void *opaque, target_phys_addr_t addr,
20 pci_data_write(opaque, vpb_pci_config_addr (addr), val, 1);
23 static void pci_vpb_config_writew (void *opaque, target_phys_addr_t addr,
26 #ifdef TARGET_WORDS_BIGENDIAN
29 pci_data_write(opaque, vpb_pci_config_addr (addr), val, 2);
32 static void pci_vpb_config_writel (void *opaque, target_phys_addr_t addr,
35 #ifdef TARGET_WORDS_BIGENDIAN
38 pci_data_write(opaque, vpb_pci_config_addr (addr), val, 4);
41 static uint32_t pci_vpb_config_readb (void *opaque, target_phys_addr_t addr)
44 val = pci_data_read(opaque, vpb_pci_config_addr (addr), 1);
48 static uint32_t pci_vpb_config_readw (void *opaque, target_phys_addr_t addr)
51 val = pci_data_read(opaque, vpb_pci_config_addr (addr), 2);
52 #ifdef TARGET_WORDS_BIGENDIAN
58 static uint32_t pci_vpb_config_readl (void *opaque, target_phys_addr_t addr)
61 val = pci_data_read(opaque, vpb_pci_config_addr (addr), 4);
62 #ifdef TARGET_WORDS_BIGENDIAN
68 static CPUWriteMemoryFunc *pci_vpb_config_write[] = {
69 &pci_vpb_config_writeb,
70 &pci_vpb_config_writew,
71 &pci_vpb_config_writel,
74 static CPUReadMemoryFunc *pci_vpb_config_read[] = {
75 &pci_vpb_config_readb,
76 &pci_vpb_config_readw,
77 &pci_vpb_config_readl,
80 static int pci_vpb_irq;
82 static void pci_vpb_set_irq(PCIDevice *d, void *pic, int irq_num, int level)
84 pic_set_irq_new(pic, pci_vpb_irq + irq_num, level);
87 PCIBus *pci_vpb_init(void *pic, int irq, int realview)
98 name = "RealView EB PCI Controller";
101 name = "Versatile/PB PCI Controller";
103 s = pci_register_bus(pci_vpb_set_irq, pic, 11 << 3);
104 /* ??? Register memory space. */
106 mem_config = cpu_register_io_memory(0, pci_vpb_config_read,
107 pci_vpb_config_write, s);
108 /* Selfconfig area. */
109 cpu_register_physical_memory(base + 0x01000000, 0x10000, mem_config);
110 /* Normal config area. */
111 cpu_register_physical_memory(base + 0x02000000, 0x10000, mem_config);
113 d = pci_register_device(s, name, sizeof(PCIDevice), -1, NULL, NULL);
116 /* IO memory area. */
117 isa_mmio_init(base + 0x03000000, 0x00100000);
120 d->config[0x00] = 0xee; // vendor_id
121 d->config[0x01] = 0x10;
122 /* Both boards have the same device ID. Oh well. */
123 d->config[0x02] = 0x00; // device_id
124 d->config[0x03] = 0x03;
125 d->config[0x04] = 0x00;
126 d->config[0x05] = 0x00;
127 d->config[0x06] = 0x20;
128 d->config[0x07] = 0x02;
129 d->config[0x08] = 0x00; // revision
130 d->config[0x09] = 0x00; // programming i/f
131 d->config[0x0A] = 0x40; // class_sub = pci host
132 d->config[0x0B] = 0x0b; // class_base = PCI_bridge
133 d->config[0x0D] = 0x10; // latency_timer