diff options
Diffstat (limited to 'hw/microblaze/petalogix_ml605_mmu.c')
| -rw-r--r-- | hw/microblaze/petalogix_ml605_mmu.c | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/hw/microblaze/petalogix_ml605_mmu.c b/hw/microblaze/petalogix_ml605_mmu.c index 48c264b9d7..ed84a37e66 100644 --- a/hw/microblaze/petalogix_ml605_mmu.c +++ b/hw/microblaze/petalogix_ml605_mmu.c @@ -64,20 +64,6 @@ #define SPI_IRQ 4 #define UART16550_IRQ 5 -static void machine_cpu_reset(MicroBlazeCPU *cpu) -{ - CPUMBState *env = &cpu->env; - - env->pvr.regs[10] = 0x0e000000; /* virtex 6 */ - /* setup pvr to match kernel setting */ - env->pvr.regs[5] |= PVR5_DCACHE_WRITEBACK_MASK; - env->pvr.regs[0] |= PVR0_USE_FPU_MASK | PVR0_ENDI; - env->pvr.regs[0] = (env->pvr.regs[0] & ~PVR0_VERSION_MASK) | (0x14 << 8); - env->pvr.regs[2] ^= PVR2_USE_FPU2_MASK; - env->pvr.regs[4] = 0xc56b8000; - env->pvr.regs[5] = 0xc56be000; -} - static void petalogix_ml605_init(MachineState *machine) { @@ -95,6 +81,13 @@ petalogix_ml605_init(MachineState *machine) /* init CPUs */ cpu = MICROBLAZE_CPU(object_new(TYPE_MICROBLAZE_CPU)); + /* Use FPU but don't use floating point conversion and square + * root instructions + */ + object_property_set_int(OBJECT(cpu), 1, "use-fpu", &error_abort); + object_property_set_bool(OBJECT(cpu), true, "dcache-writeback", + &error_abort); + object_property_set_bool(OBJECT(cpu), true, "endianness", &error_abort); object_property_set_bool(OBJECT(cpu), true, "realized", &error_abort); /* Attach emulated BRAM through the LMB. */ @@ -201,10 +194,15 @@ petalogix_ml605_init(MachineState *machine) } } + /* setup PVR to match kernel settings */ + cpu->env.pvr.regs[4] = 0xc56b8000; + cpu->env.pvr.regs[5] = 0xc56be000; + cpu->env.pvr.regs[10] = 0x0e000000; /* virtex 6 */ + microblaze_load_kernel(cpu, MEMORY_BASEADDR, ram_size, machine->initrd_filename, BINARY_DEVICE_TREE_FILE, - machine_cpu_reset); + NULL); } |