diff options
Diffstat (limited to 'hw/loongarch/virt.c')
| -rw-r--r-- | hw/loongarch/virt.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c index c8a495e..958be74 100644 --- a/hw/loongarch/virt.c +++ b/hw/loongarch/virt.c @@ -42,63 +42,6 @@ #include "hw/display/ramfb.h" #include "hw/mem/pc-dimm.h" #include "sysemu/tpm.h" -#include "sysemu/block-backend.h" -#include "hw/block/flash.h" - -static void virt_flash_create(LoongArchMachineState *lams) -{ - DeviceState *dev = qdev_new(TYPE_PFLASH_CFI01); - - qdev_prop_set_uint64(dev, "sector-length", VIRT_FLASH_SECTOR_SIZE); - qdev_prop_set_uint8(dev, "width", 4); - qdev_prop_set_uint8(dev, "device-width", 2); - qdev_prop_set_bit(dev, "big-endian", false); - qdev_prop_set_uint16(dev, "id0", 0x89); - qdev_prop_set_uint16(dev, "id1", 0x18); - qdev_prop_set_uint16(dev, "id2", 0x00); - qdev_prop_set_uint16(dev, "id3", 0x00); - qdev_prop_set_string(dev, "name", "virt.flash"); - object_property_add_child(OBJECT(lams), "virt.flash", OBJECT(dev)); - object_property_add_alias(OBJECT(lams), "pflash", - OBJECT(dev), "drive"); - - lams->flash = PFLASH_CFI01(dev); -} - -static void virt_flash_map(LoongArchMachineState *lams, - MemoryRegion *sysmem) -{ - PFlashCFI01 *flash = lams->flash; - DeviceState *dev = DEVICE(flash); - hwaddr base = VIRT_FLASH_BASE; - hwaddr size = VIRT_FLASH_SIZE; - - assert(QEMU_IS_ALIGNED(size, VIRT_FLASH_SECTOR_SIZE)); - assert(size / VIRT_FLASH_SECTOR_SIZE <= UINT32_MAX); - - qdev_prop_set_uint32(dev, "num-blocks", size / VIRT_FLASH_SECTOR_SIZE); - sysbus_realize_and_unref(SYS_BUS_DEVICE(dev), &error_fatal); - memory_region_add_subregion(sysmem, base, - sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0)); - -} - -static void fdt_add_flash_node(LoongArchMachineState *lams) -{ - MachineState *ms = MACHINE(lams); - char *nodename; - - hwaddr flash_base = VIRT_FLASH_BASE; - hwaddr flash_size = VIRT_FLASH_SIZE; - - nodename = g_strdup_printf("/flash@%" PRIx64, flash_base); - qemu_fdt_add_subnode(ms->fdt, nodename); - qemu_fdt_setprop_string(ms->fdt, nodename, "compatible", "cfi-flash"); - qemu_fdt_setprop_sized_cells(ms->fdt, nodename, "reg", - 2, flash_base, 2, flash_size); - qemu_fdt_setprop_cell(ms->fdt, nodename, "bank-width", 4); - g_free(nodename); -} static void fdt_add_rtc_node(LoongArchMachineState *lams) { @@ -653,9 +596,6 @@ static void loongarch_firmware_init(LoongArchMachineState *lams) int bios_size; lams->bios_loaded = false; - - virt_flash_map(lams, get_system_memory()); - if (filename) { bios_name = qemu_find_file(QEMU_FILE_TYPE_BIOS, filename); if (!bios_name) { @@ -839,7 +779,6 @@ static void loongarch_init(MachineState *machine) loongarch_direct_kernel_boot(lams); } } - fdt_add_flash_node(lams); /* register reset function */ for (i = 0; i < machine->smp.cpus; i++) { lacpu = LOONGARCH_CPU(qemu_get_cpu(i)); @@ -899,7 +838,6 @@ static void loongarch_machine_initfn(Object *obj) lams->acpi = ON_OFF_AUTO_AUTO; lams->oem_id = g_strndup(ACPI_BUILD_APPNAME6, 6); lams->oem_table_id = g_strndup(ACPI_BUILD_APPNAME8, 8); - virt_flash_create(lams); } static bool memhp_type_supported(DeviceState *dev) |