diff options
Diffstat (limited to 'hw/mips')
-rw-r--r-- | hw/mips/mips_malta.c | 68 |
1 files changed, 39 insertions, 29 deletions
diff --git a/hw/mips/mips_malta.c b/hw/mips/mips_malta.c index 60e8a8d443..cc32a44429 100644 --- a/hw/mips/mips_malta.c +++ b/hw/mips/mips_malta.c @@ -908,12 +908,45 @@ static void main_cpu_reset(void *opaque) } } +static void create_cpu(const char *cpu_model, + qemu_irq *cbus_irq, qemu_irq *i8259_irq) +{ + CPUMIPSState *env; + MIPSCPU *cpu; + int i; + if (cpu_model == NULL) { +#ifdef TARGET_MIPS64 + cpu_model = "20Kc"; +#else + cpu_model = "24Kf"; +#endif + } + + for (i = 0; i < smp_cpus; i++) { + cpu = cpu_mips_init(cpu_model); + if (cpu == NULL) { + fprintf(stderr, "Unable to find CPU definition\n"); + exit(1); + } + env = &cpu->env; + + /* Init internal devices */ + cpu_mips_irq_init_cpu(env); + cpu_mips_clock_init(env); + qemu_register_reset(main_cpu_reset, cpu); + } + + cpu = MIPS_CPU(first_cpu); + env = &cpu->env; + *i8259_irq = env->irq[2]; + *cbus_irq = env->irq[4]; +} + static void mips_malta_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; ram_addr_t ram_low_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; @@ -930,9 +963,8 @@ void mips_malta_init(MachineState *machine) int64_t kernel_entry, bootloader_run_addr; PCIBus *pci_bus; ISABus *isa_bus; - MIPSCPU *cpu; - CPUMIPSState *env; qemu_irq *isa_irq; + qemu_irq cbus_irq, i8259_irq; int piix4_devfn; I2CBus *smbus; int i; @@ -962,30 +994,8 @@ void mips_malta_init(MachineState *machine) } } - /* init CPUs */ - if (cpu_model == NULL) { -#ifdef TARGET_MIPS64 - cpu_model = "20Kc"; -#else - cpu_model = "24Kf"; -#endif - } - - for (i = 0; i < smp_cpus; i++) { - cpu = cpu_mips_init(cpu_model); - if (cpu == NULL) { - fprintf(stderr, "Unable to find CPU definition\n"); - exit(1); - } - env = &cpu->env; - - /* Init internal devices */ - cpu_mips_irq_init_cpu(env); - cpu_mips_clock_init(env); - qemu_register_reset(main_cpu_reset, cpu); - } - cpu = MIPS_CPU(first_cpu); - env = &cpu->env; + /* create CPUs */ + create_cpu(machine->cpu_model, &cbus_irq, &i8259_irq); /* allocate RAM */ if (ram_size > (2048u << 20)) { @@ -1026,7 +1036,7 @@ void mips_malta_init(MachineState *machine) #endif /* FPGA */ /* The CBUS UART is attached to the MIPS CPU INT2 pin, ie interrupt 4 */ - malta_fpga_init(system_memory, FPGA_ADDRESS, env->irq[4], serial_hds[2]); + malta_fpga_init(system_memory, FPGA_ADDRESS, cbus_irq, serial_hds[2]); /* Load firmware in flash / BIOS. */ dinfo = drive_get(IF_PFLASH, 0, fl_idx); @@ -1154,7 +1164,7 @@ void mips_malta_init(MachineState *machine) /* Interrupt controller */ /* The 8259 is attached to the MIPS CPU INT0 pin, ie interrupt 2 */ - s->i8259 = i8259_init(isa_bus, env->irq[2]); + s->i8259 = i8259_init(isa_bus, i8259_irq); isa_bus_irqs(isa_bus, s->i8259); pci_piix4_ide_init(pci_bus, hd, piix4_devfn + 1); |