| /* |
| * KZM Board System emulation. |
| * |
| * Copyright (c) 2008 OKL and 2011 NICTA |
| * Written by Hans at OK-Labs |
| * Updated by Peter Chubb. |
| * |
| * This code is licensed under the GPL, version 2 or later. |
| * See the file `COPYING' in the top level directory. |
| * |
| * It (partially) emulates a Kyoto Microcomputer |
| * KZM-ARM11-01 evaluation board, with a Freescale |
| * i.MX31 SoC |
| */ |
| |
| #include "hw/sysbus.h" |
| #include "exec/address-spaces.h" |
| #include "hw/hw.h" |
| #include "hw/arm/arm.h" |
| #include "hw/devices.h" |
| #include "net/net.h" |
| #include "sysemu/sysemu.h" |
| #include "hw/boards.h" |
| #include "hw/char/serial.h" |
| #include "hw/arm/imx.h" |
| |
| /* Memory map for Kzm Emulation Baseboard: |
| * 0x00000000-0x00003fff 16k secure ROM IGNORED |
| * 0x00004000-0x00407fff Reserved IGNORED |
| * 0x00404000-0x00407fff ROM IGNORED |
| * 0x00408000-0x0fffffff Reserved IGNORED |
| * 0x10000000-0x1fffbfff RAM aliasing IGNORED |
| * 0x1fffc000-0x1fffffff RAM EMULATED |
| * 0x20000000-0x2fffffff Reserved IGNORED |
| * 0x30000000-0x7fffffff I.MX31 Internal Register Space |
| * 0x43f00000 IO_AREA0 |
| * 0x43f90000 UART1 EMULATED |
| * 0x43f94000 UART2 EMULATED |
| * 0x68000000 AVIC EMULATED |
| * 0x53f80000 CCM EMULATED |
| * 0x53f94000 PIT 1 EMULATED |
| * 0x53f98000 PIT 2 EMULATED |
| * 0x53f90000 GPT EMULATED |
| * 0x80000000-0x87ffffff RAM EMULATED |
| * 0x88000000-0x8fffffff RAM Aliasing EMULATED |
| * 0xa0000000-0xafffffff NAND Flash IGNORED |
| * 0xb0000000-0xb3ffffff Unavailable IGNORED |
| * 0xb4000000-0xb4000fff 8-bit free space IGNORED |
| * 0xb4001000-0xb400100f Board control IGNORED |
| * 0xb4001003 DIP switch |
| * 0xb4001010-0xb400101f 7-segment LED IGNORED |
| * 0xb4001020-0xb400102f LED IGNORED |
| * 0xb4001030-0xb400103f LED IGNORED |
| * 0xb4001040-0xb400104f FPGA, UART EMULATED |
| * 0xb4001050-0xb400105f FPGA, UART EMULATED |
| * 0xb4001060-0xb40fffff FPGA IGNORED |
| * 0xb6000000-0xb61fffff LAN controller EMULATED |
| * 0xb6200000-0xb62fffff FPGA NAND Controller IGNORED |
| * 0xb6300000-0xb7ffffff Free IGNORED |
| * 0xb8000000-0xb8004fff Memory control registers IGNORED |
| * 0xc0000000-0xc3ffffff PCMCIA/CF IGNORED |
| * 0xc4000000-0xffffffff Reserved IGNORED |
| */ |
| |
| #define KZM_RAMADDRESS (0x80000000) |
| #define KZM_FPGA (0xb4001040) |
| |
| static struct arm_boot_info kzm_binfo = { |
| .loader_start = KZM_RAMADDRESS, |
| .board_id = 1722, |
| }; |
| |
| static void kzm_init(MachineState *machine) |
| { |
| ram_addr_t ram_size = machine->ram_size; |
| const char *cpu_model = machine->cpu_model; |
| const char *kernel_filename = machine->kernel_filename; |
| const char *kernel_cmdline = machine->kernel_cmdline; |
| const char *initrd_filename = machine->initrd_filename; |
| ARMCPU *cpu; |
| MemoryRegion *address_space_mem = get_system_memory(); |
| MemoryRegion *ram = g_new(MemoryRegion, 1); |
| MemoryRegion *sram = g_new(MemoryRegion, 1); |
| MemoryRegion *ram_alias = g_new(MemoryRegion, 1); |
| DeviceState *dev; |
| DeviceState *ccm; |
| |
| if (!cpu_model) { |
| cpu_model = "arm1136"; |
| } |
| |
| cpu = cpu_arm_init(cpu_model); |
| if (!cpu) { |
| fprintf(stderr, "Unable to find CPU definition\n"); |
| exit(1); |
| } |
| |
| /* On a real system, the first 16k is a `secure boot rom' */ |
| |
| memory_region_init_ram(ram, NULL, "kzm.ram", ram_size); |
| vmstate_register_ram_global(ram); |
| memory_region_add_subregion(address_space_mem, KZM_RAMADDRESS, ram); |
| |
| memory_region_init_alias(ram_alias, NULL, "ram.alias", ram, 0, ram_size); |
| memory_region_add_subregion(address_space_mem, 0x88000000, ram_alias); |
| |
| memory_region_init_ram(sram, NULL, "kzm.sram", 0x4000); |
| memory_region_add_subregion(address_space_mem, 0x1FFFC000, sram); |
| |
| dev = sysbus_create_varargs("imx_avic", 0x68000000, |
| qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_IRQ), |
| qdev_get_gpio_in(DEVICE(cpu), ARM_CPU_FIQ), |
| NULL); |
| |
| imx_serial_create(0, 0x43f90000, qdev_get_gpio_in(dev, 45)); |
| imx_serial_create(1, 0x43f94000, qdev_get_gpio_in(dev, 32)); |
| |
| ccm = sysbus_create_simple("imx_ccm", 0x53f80000, NULL); |
| |
| imx_timerp_create(0x53f94000, qdev_get_gpio_in(dev, 28), ccm); |
| imx_timerp_create(0x53f98000, qdev_get_gpio_in(dev, 27), ccm); |
| imx_timerg_create(0x53f90000, qdev_get_gpio_in(dev, 29), ccm); |
| |
| if (nd_table[0].used) { |
| lan9118_init(&nd_table[0], 0xb6000000, qdev_get_gpio_in(dev, 52)); |
| } |
| |
| if (serial_hds[2]) { /* touchscreen */ |
| serial_mm_init(address_space_mem, KZM_FPGA+0x10, 0, |
| qdev_get_gpio_in(dev, 52), |
| 14745600, serial_hds[2], |
| DEVICE_NATIVE_ENDIAN); |
| } |
| |
| kzm_binfo.ram_size = ram_size; |
| kzm_binfo.kernel_filename = kernel_filename; |
| kzm_binfo.kernel_cmdline = kernel_cmdline; |
| kzm_binfo.initrd_filename = initrd_filename; |
| kzm_binfo.nb_cpus = 1; |
| arm_load_kernel(cpu, &kzm_binfo); |
| } |
| |
| static QEMUMachine kzm_machine = { |
| .name = "kzm", |
| .desc = "ARM KZM Emulation Baseboard (ARM1136)", |
| .init = kzm_init, |
| }; |
| |
| static void kzm_machine_init(void) |
| { |
| qemu_register_machine(&kzm_machine); |
| } |
| |
| machine_init(kzm_machine_init) |
