diff options
Diffstat (limited to 'hw/realview.c')
| -rw-r--r-- | hw/realview.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/hw/realview.c b/hw/realview.c new file mode 100644 index 0000000000..11b0916089 --- /dev/null +++ b/hw/realview.c @@ -0,0 +1,138 @@ +/* + * ARM RealView Baseboard System emulation. + * + * Copyright (c) 2006 CodeSourcery. + * Written by Paul Brook + * + * This code is licenced under the GPL. + */ + +#include "vl.h" +#include "arm_pic.h" + +/* Board init. */ + +static void realview_init(int ram_size, int vga_ram_size, int boot_device, + DisplayState *ds, const char **fd_filename, int snapshot, + const char *kernel_filename, const char *kernel_cmdline, + const char *initrd_filename) +{ + CPUState *env; + void *pic; + void *scsi_hba; + PCIBus *pci_bus; + NICInfo *nd; + int n; + int done_smc = 0; + + env = cpu_init(); + cpu_arm_set_model(env, ARM_CPUID_ARM926); + //cpu_arm_set_model(env, ARM_CPUID_ARM11MPCORE); + /* ??? RAM shoud repeat to fill physical memory space. */ + /* SDRAM at address zero. */ + cpu_register_physical_memory(0, ram_size, IO_MEM_RAM); + + arm_sysctl_init(0x10000000, 0xc1400400); + pic = arm_pic_init_cpu(env); + /* ??? The documentation says GIC1 is nFIQ and either GIC2 or GIC3 + is nIRQ (there are inconsistencies). However Linux 2.6.17 expects + GIC1 to be nIRQ and ignores all the others, so do that for now. */ + pic = arm_gic_init(0x10040000, pic, ARM_PIC_CPU_IRQ); + pl050_init(0x10006000, pic, 20, 0); + pl050_init(0x10007000, pic, 21, 1); + + pl011_init(0x10009000, pic, 12, serial_hds[0]); + pl011_init(0x1000a000, pic, 13, serial_hds[1]); + pl011_init(0x1000b000, pic, 14, serial_hds[2]); + pl011_init(0x1000c000, pic, 15, serial_hds[3]); + + /* DMA controller is optional, apparently. */ + pl080_init(0x10030000, pic, 24, 2); + + sp804_init(0x10011000, pic, 4); + sp804_init(0x10012000, pic, 5); + + pl110_init(ds, 0x10020000, pic, 23, 1); + + pci_bus = pci_vpb_init(pic, 48, 1); + if (usb_enabled) { + usb_ohci_init(pci_bus, 3, -1); + } + scsi_hba = lsi_scsi_init(pci_bus, -1); + for (n = 0; n < MAX_DISKS; n++) { + if (bs_table[n]) { + lsi_scsi_attach(scsi_hba, bs_table[n], n); + } + } + for(n = 0; n < nb_nics; n++) { + nd = &nd_table[n]; + if (!nd->model) + nd->model = done_smc ? "rtl8139" : "smc91c111"; + if (strcmp(nd->model, "smc91c111") == 0) { + smc91c111_init(nd, 0x4e000000, pic, 28); + } else { + pci_nic_init(pci_bus, nd); + } + } + + /* Memory map for RealView Emulation Baseboard: */ + /* 0x10000000 System registers. */ + /* 0x10001000 System controller. */ + /* 0x10002000 Two-Wire Serial Bus. */ + /* 0x10003000 Reserved. */ + /* 0x10004000 AACI. */ + /* 0x10005000 MCI. */ + /* 0x10006000 KMI0. */ + /* 0x10007000 KMI1. */ + /* 0x10008000 Character LCD. */ + /* 0x10009000 UART0. */ + /* 0x1000a000 UART1. */ + /* 0x1000b000 UART2. */ + /* 0x1000c000 UART3. */ + /* 0x1000d000 SSPI. */ + /* 0x1000e000 SCI. */ + /* 0x1000f000 Reserved. */ + /* 0x10010000 Watchdog. */ + /* 0x10011000 Timer 0+1. */ + /* 0x10012000 Timer 2+3. */ + /* 0x10013000 GPIO 0. */ + /* 0x10014000 GPIO 1. */ + /* 0x10015000 GPIO 2. */ + /* 0x10016000 Reserved. */ + /* 0x10017000 RTC. */ + /* 0x10018000 DMC. */ + /* 0x10019000 PCI controller config. */ + /* 0x10020000 CLCD. */ + /* 0x10030000 DMA Controller. */ + /* 0x10040000 GIC1 (FIQ1). */ + /* 0x10050000 GIC2 (IRQ1). */ + /* 0x10060000 GIC3 (FIQ2). */ + /* 0x10070000 GIC4 (IRQ2). */ + /* 0x10080000 SMC. */ + /* 0x40000000 NOR flash. */ + /* 0x44000000 DoC flash. */ + /* 0x48000000 SRAM. */ + /* 0x4c000000 Configuration flash. */ + /* 0x4e000000 Ethernet. */ + /* 0x4f000000 USB. */ + /* 0x50000000 PISMO. */ + /* 0x54000000 PISMO. */ + /* 0x58000000 PISMO. */ + /* 0x5c000000 PISMO. */ + /* 0x60000000 PCI. */ + /* 0x61000000 PCI Self Config. */ + /* 0x62000000 PCI Config. */ + /* 0x63000000 PCI IO. */ + /* 0x64000000 PCI mem 0. */ + /* 0x68000000 PCI mem 1. */ + /* 0x6c000000 PCI mem 2. */ + + arm_load_kernel(ram_size, kernel_filename, kernel_cmdline, + initrd_filename, 0x33b); +} + +QEMUMachine realview_machine = { + "realview", + "ARM RealView Emulation Baseboard (ARM926EJ-S)", + realview_init +}; |