diff options
Diffstat (limited to 'hw/omap_sx1.c')
| -rw-r--r-- | hw/omap_sx1.c | 99 |
1 files changed, 45 insertions, 54 deletions
diff --git a/hw/omap_sx1.c b/hw/omap_sx1.c index fe535459df..8e58645dc0 100644 --- a/hw/omap_sx1.c +++ b/hw/omap_sx1.c @@ -59,46 +59,28 @@ * - 1 RTC */ -static uint32_t static_readb(void *opaque, target_phys_addr_t offset) +static uint64_t static_read(void *opaque, target_phys_addr_t offset, + unsigned size) { uint32_t *val = (uint32_t *) opaque; + uint32_t mask = (4 / size) - 1; - return *val >> ((offset & 3) << 3); -} - -static uint32_t static_readh(void *opaque, target_phys_addr_t offset) -{ - uint32_t *val = (uint32_t *) opaque; - - return *val >> ((offset & 1) << 3); -} - -static uint32_t static_readw(void *opaque, target_phys_addr_t offset) -{ - uint32_t *val = (uint32_t *) opaque; - - return *val >> ((offset & 0) << 3); + return *val >> ((offset & mask) << 3); } static void static_write(void *opaque, target_phys_addr_t offset, - uint32_t value) + uint64_t value, unsigned size) { #ifdef SPY - printf("%s: value %08lx written at " PA_FMT "\n", - __FUNCTION__, value, offset); + printf("%s: value %" PRIx64 " %u bytes written at 0x%x\n", + __func__, value, size, (int)offset); #endif } -static CPUReadMemoryFunc * const static_readfn[] = { - static_readb, - static_readh, - static_readw, -}; - -static CPUWriteMemoryFunc * const static_writefn[] = { - static_write, - static_write, - static_write, +static const MemoryRegionOps static_ops = { + .read = static_read, + .write = static_write, + .endianness = DEVICE_NATIVE_ENDIAN, }; #define sdram_size 0x02000000 @@ -123,7 +105,9 @@ static void sx1_init(ram_addr_t ram_size, { struct omap_mpu_state_s *cpu; MemoryRegion *address_space = get_system_memory(); - int io; + MemoryRegion *flash = g_new(MemoryRegion, 1); + MemoryRegion *flash_1 = g_new(MemoryRegion, 1); + MemoryRegion *cs = g_new(MemoryRegion, 4); static uint32_t cs0val = 0x00213090; static uint32_t cs1val = 0x00215070; static uint32_t cs2val = 0x00001139; @@ -140,20 +124,25 @@ static void sx1_init(ram_addr_t ram_size, cpu = omap310_mpu_init(address_space, sx1_binfo.ram_size, cpu_model); /* External Flash (EMIFS) */ - cpu_register_physical_memory(OMAP_CS0_BASE, flash_size, - qemu_ram_alloc(NULL, "omap_sx1.flash0-0", - flash_size) | IO_MEM_ROM); - - io = cpu_register_io_memory(static_readfn, static_writefn, &cs0val, - DEVICE_NATIVE_ENDIAN); - cpu_register_physical_memory(OMAP_CS0_BASE + flash_size, - OMAP_CS0_SIZE - flash_size, io); - io = cpu_register_io_memory(static_readfn, static_writefn, &cs2val, - DEVICE_NATIVE_ENDIAN); - cpu_register_physical_memory(OMAP_CS2_BASE, OMAP_CS2_SIZE, io); - io = cpu_register_io_memory(static_readfn, static_writefn, &cs3val, - DEVICE_NATIVE_ENDIAN); - cpu_register_physical_memory(OMAP_CS3_BASE, OMAP_CS3_SIZE, io); + memory_region_init_ram(flash, NULL, "omap_sx1.flash0-0", flash_size); + memory_region_set_readonly(flash, true); + memory_region_add_subregion(address_space, OMAP_CS0_BASE, flash); + + memory_region_init_io(&cs[0], &static_ops, &cs0val, + "sx1.cs0", OMAP_CS0_SIZE - flash_size); + memory_region_add_subregion(address_space, + OMAP_CS0_BASE + flash_size, &cs[0]); + + + memory_region_init_io(&cs[2], &static_ops, &cs2val, + "sx1.cs2", OMAP_CS2_SIZE); + memory_region_add_subregion(address_space, + OMAP_CS2_BASE, &cs[2]); + + memory_region_init_io(&cs[3], &static_ops, &cs3val, + "sx1.cs3", OMAP_CS3_SIZE); + memory_region_add_subregion(address_space, + OMAP_CS2_BASE, &cs[3]); fl_idx = 0; #ifdef TARGET_WORDS_BIGENDIAN @@ -176,13 +165,14 @@ static void sx1_init(ram_addr_t ram_size, if ((version == 1) && (dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) { - cpu_register_physical_memory(OMAP_CS1_BASE, flash1_size, - qemu_ram_alloc(NULL, "omap_sx1.flash1-0", - flash1_size) | IO_MEM_ROM); - io = cpu_register_io_memory(static_readfn, static_writefn, &cs1val, - DEVICE_NATIVE_ENDIAN); - cpu_register_physical_memory(OMAP_CS1_BASE + flash1_size, - OMAP_CS1_SIZE - flash1_size, io); + memory_region_init_ram(flash_1, NULL, "omap_sx1.flash1-0", flash1_size); + memory_region_set_readonly(flash_1, true); + memory_region_add_subregion(address_space, OMAP_CS1_BASE, flash_1); + + memory_region_init_io(&cs[1], &static_ops, &cs1val, + "sx1.cs1", OMAP_CS1_SIZE - flash1_size); + memory_region_add_subregion(address_space, + OMAP_CS1_BASE + flash1_size, &cs[1]); if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL, "omap_sx1.flash1-1", flash1_size, @@ -194,9 +184,10 @@ static void sx1_init(ram_addr_t ram_size, } fl_idx++; } else { - io = cpu_register_io_memory(static_readfn, static_writefn, &cs1val, - DEVICE_NATIVE_ENDIAN); - cpu_register_physical_memory(OMAP_CS1_BASE, OMAP_CS1_SIZE, io); + memory_region_init_io(&cs[1], &static_ops, &cs1val, + "sx1.cs1", OMAP_CS1_SIZE); + memory_region_add_subregion(address_space, + OMAP_CS1_BASE, &cs[1]); } if (!kernel_filename && !fl_idx) { |