diff options
Diffstat (limited to 'hw/petalogix_ml605_mmu.c')
| -rw-r--r-- | hw/petalogix_ml605_mmu.c | 47 |
1 files changed, 36 insertions, 11 deletions
diff --git a/hw/petalogix_ml605_mmu.c b/hw/petalogix_ml605_mmu.c index dced648f45..1cfdb2f302 100644 --- a/hw/petalogix_ml605_mmu.c +++ b/hw/petalogix_ml605_mmu.c @@ -27,15 +27,16 @@ #include "sysbus.h" #include "hw.h" -#include "net.h" +#include "net/net.h" #include "flash.h" -#include "sysemu.h" +#include "sysemu/sysemu.h" #include "devices.h" #include "boards.h" #include "xilinx.h" -#include "blockdev.h" -#include "pc.h" -#include "exec-memory.h" +#include "sysemu/blockdev.h" +#include "serial.h" +#include "exec/address-spaces.h" +#include "ssi.h" #include "microblaze_boot.h" #include "microblaze_pic_cpu.h" @@ -47,6 +48,8 @@ #define BINARY_DEVICE_TREE_FILE "petalogix-ml605.dtb" +#define NUM_SPI_FLASHES 4 + #define MEMORY_BASEADDR 0x50000000 #define FLASH_BASEADDR 0x86000000 #define INTC_BASEADDR 0x81800000 @@ -70,19 +73,18 @@ static void machine_cpu_reset(MicroBlazeCPU *cpu) } static void -petalogix_ml605_init(ram_addr_t ram_size, - const char *boot_device, - const char *kernel_filename, - const char *kernel_cmdline, - const char *initrd_filename, const char *cpu_model) +petalogix_ml605_init(QEMUMachineInitArgs *args) { + ram_addr_t ram_size = args->ram_size; + const char *cpu_model = args->cpu_model; MemoryRegion *address_space_mem = get_system_memory(); DeviceState *dev, *dma, *eth0; MicroBlazeCPU *cpu; + SysBusDevice *busdev; CPUMBState *env; DriveInfo *dinfo; int i; - target_phys_addr_t ddr_base = MEMORY_BASEADDR; + hwaddr ddr_base = MEMORY_BASEADDR; MemoryRegion *phys_lmb_bram = g_new(MemoryRegion, 1); MemoryRegion *phys_ram = g_new(MemoryRegion, 1); qemu_irq irq[32], *cpu_irq; @@ -139,6 +141,29 @@ petalogix_ml605_init(ram_addr_t ram_size, xilinx_axiethernetdma_init(dma, STREAM_SLAVE(eth0), 0x84600000, irq[1], irq[0], 100 * 1000000); + { + SSIBus *spi; + + dev = qdev_create(NULL, "xlnx.xps-spi"); + qdev_prop_set_uint8(dev, "num-ss-bits", NUM_SPI_FLASHES); + qdev_init_nofail(dev); + busdev = sysbus_from_qdev(dev); + sysbus_mmio_map(busdev, 0, 0x40a00000); + sysbus_connect_irq(busdev, 0, irq[4]); + + spi = (SSIBus *)qdev_get_child_bus(dev, "spi"); + + for (i = 0; i < NUM_SPI_FLASHES; i++) { + qemu_irq cs_line; + + dev = ssi_create_slave_no_init(spi, "m25p80"); + qdev_prop_set_string(dev, "partname", "n25q128"); + qdev_init_nofail(dev); + cs_line = qdev_get_gpio_in(dev, 0); + sysbus_connect_irq(busdev, i+1, cs_line); + } + } + microblaze_load_kernel(cpu, ddr_base, ram_size, BINARY_DEVICE_TREE_FILE, machine_cpu_reset); |