mirror of https://gitee.com/openkylin/qemu.git
142 lines
4.3 KiB
C
142 lines
4.3 KiB
C
/*
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* ARM RealView Baseboard System emulation.
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*
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* Copyright (c) 2006-2007 CodeSourcery.
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* Written by Paul Brook
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*
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* This code is licenced under the GPL.
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*/
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#include "vl.h"
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#include "arm_pic.h"
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/* Board init. */
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static void realview_init(int ram_size, int vga_ram_size, int boot_device,
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DisplayState *ds, const char **fd_filename, int snapshot,
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const char *kernel_filename, const char *kernel_cmdline,
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const char *initrd_filename, const char *cpu_model)
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{
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CPUState *env;
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qemu_irq *pic;
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void *scsi_hba;
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PCIBus *pci_bus;
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NICInfo *nd;
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int n;
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int done_smc = 0;
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env = cpu_init();
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if (!cpu_model)
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cpu_model = "arm926";
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cpu_arm_set_model(env, cpu_model);
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/* ??? RAM shoud repeat to fill physical memory space. */
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/* SDRAM at address zero. */
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cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
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arm_sysctl_init(0x10000000, 0xc1400400);
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pic = arm_pic_init_cpu(env);
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/* ??? The documentation says GIC1 is nFIQ and either GIC2 or GIC3
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is nIRQ (there are inconsistencies). However Linux 2.6.17 expects
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GIC1 to be nIRQ and ignores all the others, so do that for now. */
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pic = arm_gic_init(0x10040000, pic[ARM_PIC_CPU_IRQ]);
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pl050_init(0x10006000, pic[20], 0);
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pl050_init(0x10007000, pic[21], 1);
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pl011_init(0x10009000, pic[12], serial_hds[0]);
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pl011_init(0x1000a000, pic[13], serial_hds[1]);
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pl011_init(0x1000b000, pic[14], serial_hds[2]);
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pl011_init(0x1000c000, pic[15], serial_hds[3]);
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/* DMA controller is optional, apparently. */
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pl080_init(0x10030000, pic[24], 2);
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sp804_init(0x10011000, pic[4]);
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sp804_init(0x10012000, pic[5]);
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pl110_init(ds, 0x10020000, pic[23], 1);
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pl181_init(0x10005000, sd_bdrv, pic[17], pic[18]);
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pci_bus = pci_vpb_init(pic, 48, 1);
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if (usb_enabled) {
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usb_ohci_init_pci(pci_bus, 3, -1);
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}
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scsi_hba = lsi_scsi_init(pci_bus, -1);
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for (n = 0; n < MAX_DISKS; n++) {
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if (bs_table[n]) {
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lsi_scsi_attach(scsi_hba, bs_table[n], n);
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}
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}
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for(n = 0; n < nb_nics; n++) {
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nd = &nd_table[n];
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if (!nd->model)
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nd->model = done_smc ? "rtl8139" : "smc91c111";
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if (strcmp(nd->model, "smc91c111") == 0) {
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smc91c111_init(nd, 0x4e000000, pic[28]);
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} else {
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pci_nic_init(pci_bus, nd, -1);
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}
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}
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/* Memory map for RealView Emulation Baseboard: */
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/* 0x10000000 System registers. */
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/* 0x10001000 System controller. */
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/* 0x10002000 Two-Wire Serial Bus. */
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/* 0x10003000 Reserved. */
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/* 0x10004000 AACI. */
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/* 0x10005000 MCI. */
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/* 0x10006000 KMI0. */
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/* 0x10007000 KMI1. */
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/* 0x10008000 Character LCD. */
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/* 0x10009000 UART0. */
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/* 0x1000a000 UART1. */
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/* 0x1000b000 UART2. */
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/* 0x1000c000 UART3. */
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/* 0x1000d000 SSPI. */
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/* 0x1000e000 SCI. */
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/* 0x1000f000 Reserved. */
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/* 0x10010000 Watchdog. */
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/* 0x10011000 Timer 0+1. */
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/* 0x10012000 Timer 2+3. */
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/* 0x10013000 GPIO 0. */
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/* 0x10014000 GPIO 1. */
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/* 0x10015000 GPIO 2. */
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/* 0x10016000 Reserved. */
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/* 0x10017000 RTC. */
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/* 0x10018000 DMC. */
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/* 0x10019000 PCI controller config. */
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/* 0x10020000 CLCD. */
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/* 0x10030000 DMA Controller. */
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/* 0x10040000 GIC1 (FIQ1). */
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/* 0x10050000 GIC2 (IRQ1). */
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/* 0x10060000 GIC3 (FIQ2). */
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/* 0x10070000 GIC4 (IRQ2). */
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/* 0x10080000 SMC. */
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/* 0x40000000 NOR flash. */
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/* 0x44000000 DoC flash. */
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/* 0x48000000 SRAM. */
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/* 0x4c000000 Configuration flash. */
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/* 0x4e000000 Ethernet. */
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/* 0x4f000000 USB. */
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/* 0x50000000 PISMO. */
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/* 0x54000000 PISMO. */
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/* 0x58000000 PISMO. */
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/* 0x5c000000 PISMO. */
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/* 0x60000000 PCI. */
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/* 0x61000000 PCI Self Config. */
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/* 0x62000000 PCI Config. */
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/* 0x63000000 PCI IO. */
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/* 0x64000000 PCI mem 0. */
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/* 0x68000000 PCI mem 1. */
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/* 0x6c000000 PCI mem 2. */
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arm_load_kernel(env, ram_size, kernel_filename, kernel_cmdline,
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initrd_filename, 0x33b, 0x0);
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}
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QEMUMachine realview_machine = {
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"realview",
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"ARM RealView Emulation Baseboard (ARM926EJ-S)",
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realview_init
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};
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