diff options
| author | Xiaojuan Yang <yangxiaojuan@loongson.cn> | 2022-08-10 16:53:36 +0800 |
|---|---|---|
| committer | Song Gao <gaosong@loongson.cn> | 2022-09-19 20:01:40 +0800 |
| commit | feae45dc427ed8e0cf01e4730f2f798374536137 (patch) | |
| tree | 5b0189f27ae413c1c024edae96556e4ef9edc97a /hw | |
| parent | 3ff17902c48bfb4e7ce20acf6f00c33fb6e0ed60 (diff) | |
hw/loongarch: Support fw_cfg dma function
Support fw_cfg dma function for LoongArch virt machine.
Signed-off-by: Xiaojuan Yang <yangxiaojuan@loongson.cn>
Acked-by: Song Gao <gaosong@loongson.cn>
Message-Id: <20220908094623.73051-3-yangxiaojuan@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/loongarch/Kconfig | 1 | ||||
| -rw-r--r-- | hw/loongarch/fw_cfg.c | 3 | ||||
| -rw-r--r-- | hw/loongarch/virt.c | 2 |
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); } |