diff options
Diffstat (limited to 'qemu/hw/arm/kzm.c')
| -rw-r--r-- | qemu/hw/arm/kzm.c | 218 |
1 files changed, 106 insertions, 112 deletions
diff --git a/qemu/hw/arm/kzm.c b/qemu/hw/arm/kzm.c index 5be0369a5..2c96ee33b 100644 --- a/qemu/hw/arm/kzm.c +++ b/qemu/hw/arm/kzm.c @@ -13,141 +13,135 @@ * i.MX31 SoC */ -#include "hw/sysbus.h" +#include "qemu/osdep.h" +#include "qapi/error.h" +#include "qemu-common.h" +#include "cpu.h" +#include "hw/arm/fsl-imx31.h" +#include "hw/boards.h" +#include "qemu/error-report.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/devices.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) +#include "sysemu/qtest.h" + +/* Memory map for Kzm Emulation Baseboard: + * 0x00000000-0x7fffffff See i.MX31 SOC for support + * 0x80000000-0x8fffffff RAM EMULATED + * 0x90000000-0x9fffffff RAM EMULATED + * 0xa0000000-0xafffffff 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 + */ + +typedef struct IMX31KZM { + FslIMX31State soc; + MemoryRegion ram; + MemoryRegion ram_alias; +} IMX31KZM; + +#define KZM_RAM_ADDR (FSL_IMX31_SDRAM0_ADDR) +#define KZM_FPGA_ADDR (FSL_IMX31_CS4_ADDR + 0x1040) +#define KZM_LAN9118_ADDR (FSL_IMX31_CS5_ADDR) static struct arm_boot_info kzm_binfo = { - .loader_start = KZM_RAMADDRESS, + .loader_start = KZM_RAM_ADDR, .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"; + IMX31KZM *s = g_new0(IMX31KZM, 1); + unsigned int ram_size; + unsigned int alias_offset; + unsigned int i; + + object_initialize(&s->soc, sizeof(s->soc), TYPE_FSL_IMX31); + object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc), + &error_abort); + + object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal); + + /* Check the amount of memory is compatible with the SOC */ + if (machine->ram_size > (FSL_IMX31_SDRAM0_SIZE + FSL_IMX31_SDRAM1_SIZE)) { + error_report("WARNING: RAM size " RAM_ADDR_FMT " above max supported, " + "reduced to %x", machine->ram_size, + FSL_IMX31_SDRAM0_SIZE + FSL_IMX31_SDRAM1_SIZE); + machine->ram_size = FSL_IMX31_SDRAM0_SIZE + FSL_IMX31_SDRAM1_SIZE; } - cpu = cpu_arm_init(cpu_model); - if (!cpu) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); + memory_region_allocate_system_memory(&s->ram, NULL, "kzm.ram", + machine->ram_size); + memory_region_add_subregion(get_system_memory(), FSL_IMX31_SDRAM0_ADDR, + &s->ram); + + /* initialize the alias memory if any */ + for (i = 0, ram_size = machine->ram_size, alias_offset = 0; + (i < 2) && ram_size; i++) { + unsigned int size; + static const struct { + hwaddr addr; + unsigned int size; + } ram[2] = { + { FSL_IMX31_SDRAM0_ADDR, FSL_IMX31_SDRAM0_SIZE }, + { FSL_IMX31_SDRAM1_ADDR, FSL_IMX31_SDRAM1_SIZE }, + }; + + size = MIN(ram_size, ram[i].size); + + ram_size -= size; + + if (size < ram[i].size) { + memory_region_init_alias(&s->ram_alias, NULL, "ram.alias", + &s->ram, alias_offset, ram[i].size - size); + memory_region_add_subregion(get_system_memory(), + ram[i].addr + size, &s->ram_alias); + } + + alias_offset += ram[i].size; } - /* On a real system, the first 16k is a `secure boot rom' */ - - memory_region_allocate_system_memory(ram, NULL, "kzm.ram", ram_size); - 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, &error_abort); - 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)); + lan9118_init(&nd_table[0], KZM_LAN9118_ADDR, + qdev_get_gpio_in(DEVICE(&s->soc.avic), 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); + serial_mm_init(get_system_memory(), KZM_FPGA_ADDR+0x10, 0, + qdev_get_gpio_in(DEVICE(&s->soc.avic), 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.ram_size = machine->ram_size; + kzm_binfo.kernel_filename = machine->kernel_filename; + kzm_binfo.kernel_cmdline = machine->kernel_cmdline; + kzm_binfo.initrd_filename = machine->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, -}; + if (!qtest_enabled()) { + arm_load_kernel(&s->soc.cpu, &kzm_binfo); + } +} -static void kzm_machine_init(void) +static void kzm_machine_init(MachineClass *mc) { - qemu_register_machine(&kzm_machine); + mc->desc = "ARM KZM Emulation Baseboard (ARM1136)"; + mc->init = kzm_init; } -machine_init(kzm_machine_init) +DEFINE_MACHINE("kzm", kzm_machine_init) |