diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/mips_malta.c | 53 |
1 files changed, 26 insertions, 27 deletions
diff --git a/hw/mips_malta.c b/hw/mips_malta.c index e7cdf2091b..0110daa1a3 100644 --- a/hw/mips_malta.c +++ b/hw/mips_malta.c @@ -57,6 +57,9 @@ #define MAX_IDE_BUS 2 typedef struct { + MemoryRegion iomem; + MemoryRegion iomem_lo; /* 0 - 0x900 */ + MemoryRegion iomem_hi; /* 0xa00 - 0x100000 */ uint32_t leds; uint32_t brk; uint32_t gpout; @@ -215,7 +218,8 @@ static void eeprom24c0x_write(int scl, int sda) eeprom.sda = sda; } -static uint32_t malta_fpga_readl(void *opaque, target_phys_addr_t addr) +static uint64_t malta_fpga_read(void *opaque, target_phys_addr_t addr, + unsigned size) { MaltaFPGAState *s = opaque; uint32_t val = 0; @@ -302,8 +306,8 @@ static uint32_t malta_fpga_readl(void *opaque, target_phys_addr_t addr) return val; } -static void malta_fpga_writel(void *opaque, target_phys_addr_t addr, - uint32_t val) +static void malta_fpga_write(void *opaque, target_phys_addr_t addr, + uint64_t val, unsigned size) { MaltaFPGAState *s = opaque; uint32_t saddr; @@ -328,7 +332,7 @@ static void malta_fpga_writel(void *opaque, target_phys_addr_t addr, /* ASCIIWORD Register */ case 0x00410: - snprintf(s->display_text, 9, "%08X", val); + snprintf(s->display_text, 9, "%08X", (uint32_t)val); malta_fpga_update_display(s); break; @@ -388,16 +392,10 @@ static void malta_fpga_writel(void *opaque, target_phys_addr_t addr, } } -static CPUReadMemoryFunc * const malta_fpga_read[] = { - malta_fpga_readl, - malta_fpga_readl, - malta_fpga_readl -}; - -static CPUWriteMemoryFunc * const malta_fpga_write[] = { - malta_fpga_writel, - malta_fpga_writel, - malta_fpga_writel +static const MemoryRegionOps malta_fpga_ops = { + .read = malta_fpga_read, + .write = malta_fpga_write, + .endianness = DEVICE_NATIVE_ENDIAN, }; static void malta_fpga_reset(void *opaque) @@ -429,20 +427,22 @@ static void malta_fpga_led_init(CharDriverState *chr) qemu_chr_fe_printf(chr, "+--------+\r\n"); } -static MaltaFPGAState *malta_fpga_init(target_phys_addr_t base, qemu_irq uart_irq, CharDriverState *uart_chr) +static MaltaFPGAState *malta_fpga_init(MemoryRegion *address_space, + target_phys_addr_t base, qemu_irq uart_irq, CharDriverState *uart_chr) { MaltaFPGAState *s; - int malta; s = (MaltaFPGAState *)g_malloc0(sizeof(MaltaFPGAState)); - malta = cpu_register_io_memory(malta_fpga_read, - malta_fpga_write, s, - DEVICE_NATIVE_ENDIAN); + memory_region_init_io(&s->iomem, &malta_fpga_ops, s, + "malta-fpga", 0x100000); + memory_region_init_alias(&s->iomem_lo, "malta-fpga", + &s->iomem, 0, 0x900); + memory_region_init_alias(&s->iomem_hi, "malta-fpga", + &s->iomem, 0xa00, 0x10000-0xa00); - cpu_register_physical_memory(base, 0x900, malta); - /* 0xa00 is less than a page, so will still get the right offsets. */ - cpu_register_physical_memory(base + 0xa00, 0x100000 - 0xa00, malta); + memory_region_add_subregion(address_space, base, &s->iomem_lo); + memory_region_add_subregion(address_space, base + 0xa00, &s->iomem_hi); s->display = qemu_chr_new("fpga", "vc:320x200", malta_fpga_led_init); @@ -771,8 +771,8 @@ void mips_malta_init (ram_addr_t ram_size, { char *filename; pflash_t *fl; - ram_addr_t ram_offset; MemoryRegion *system_memory = get_system_memory(); + MemoryRegion *ram = g_new(MemoryRegion, 1); MemoryRegion *bios, *bios_alias = g_new(MemoryRegion, 1); target_long bios_size; int64_t kernel_entry; @@ -828,9 +828,8 @@ void mips_malta_init (ram_addr_t ram_size, ((unsigned int)ram_size / (1 << 20))); exit(1); } - ram_offset = qemu_ram_alloc(NULL, "mips_malta.ram", ram_size); - - cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM); + memory_region_init_ram(ram, NULL, "mips_malta.ram", ram_size); + memory_region_add_subregion(system_memory, 0, ram); #ifdef TARGET_WORDS_BIGENDIAN be = 1; @@ -838,7 +837,7 @@ void mips_malta_init (ram_addr_t ram_size, be = 0; #endif /* FPGA */ - malta_fpga_init(0x1f000000LL, env->irq[2], serial_hds[2]); + malta_fpga_init(system_memory, 0x1f000000LL, env->irq[2], serial_hds[2]); /* Load firmware in flash / BIOS unless we boot directly into a kernel. */ if (kernel_filename) { |