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-rw-r--r--hw/loongarch/Kconfig1
-rw-r--r--hw/loongarch/fw_cfg.c3
-rw-r--r--hw/loongarch/virt.c2
3 files changed, 4 insertions, 2 deletions
diff --git a/hw/loongarch/Kconfig b/hw/loongarch/Kconfig
index 73c52b093e..1deea83626 100644
--- a/hw/loongarch/Kconfig
+++ b/hw/loongarch/Kconfig
@@ -16,3 +16,4 @@ config LOONGARCH_VIRT
select SMBIOS
select ACPI_PCI
select ACPI_HW_REDUCED
+ select FW_CFG_DMA
diff --git a/hw/loongarch/fw_cfg.c b/hw/loongarch/fw_cfg.c
index f6503d5607..f15a17416c 100644
--- a/hw/loongarch/fw_cfg.c
+++ b/hw/loongarch/fw_cfg.c
@@ -23,7 +23,8 @@ FWCfgState *loongarch_fw_cfg_init(ram_addr_t ram_size, MachineState *ms)
int max_cpus = ms->smp.max_cpus;
int smp_cpus = ms->smp.cpus;
- fw_cfg = fw_cfg_init_mem_wide(VIRT_FWCFG_BASE + 8, VIRT_FWCFG_BASE, 8, 0, NULL);
+ fw_cfg = fw_cfg_init_mem_wide(VIRT_FWCFG_BASE + 8, VIRT_FWCFG_BASE, 8,
+ VIRT_FWCFG_BASE + 16, &address_space_memory);
fw_cfg_add_i16(fw_cfg, FW_CFG_MAX_CPUS, (uint16_t)max_cpus);
fw_cfg_add_i64(fw_cfg, FW_CFG_RAM_SIZE, (uint64_t)ram_size);
fw_cfg_add_i16(fw_cfg, FW_CFG_NB_CPUS, (uint16_t)smp_cpus);
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index b56820ecda..4f833a2044 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -118,7 +118,7 @@ static void fdt_add_fw_cfg_node(const LoongArchMachineState *lams)
qemu_fdt_setprop_string(ms->fdt, nodename,
"compatible", "qemu,fw-cfg-mmio");
qemu_fdt_setprop_sized_cells(ms->fdt, nodename, "reg",
- 2, base, 2, 0x8);
+ 2, base, 2, 0x18);
qemu_fdt_setprop(ms->fdt, nodename, "dma-coherent", NULL, 0);
g_free(nodename);
}