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| author | Binbin Zhou <zhoubinbin@loongson.cn> | 2022-12-10 17:40:05 +0300 |
|---|---|---|
| committer | Huacai Chen <chenhuacai@loongson.cn> | 2022-12-14 03:41:53 +0300 |
| commit | 88d4d957edc707e037449ef71a58c6530a39d01e (patch) | |
| tree | ac4ac6210684cfd8162eb850f1f46f63e8208d8c /arch/loongarch/include | |
| parent | a275a82dcd4024c75337db15d59ed039c31e21da (diff) | |
| download | linux-88d4d957edc707e037449ef71a58c6530a39d01e.tar.xz | |
LoongArch: Add FDT booting support from efi system table
Since commit 40cd01a9c324("efi/loongarch: libstub: remove dependency on
flattened DT"), we can parse the FDT from efi system table.
And now, LoongArch is coming to support booting with FDT, so we add the
relevant booting support as well as parameter parsing.
Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn>
Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Diffstat (limited to 'arch/loongarch/include')
| -rw-r--r-- | arch/loongarch/include/asm/efi.h | 1 | ||||
| -rw-r--r-- | arch/loongarch/include/asm/setup.h | 1 |
2 files changed, 2 insertions, 0 deletions
diff --git a/arch/loongarch/include/asm/efi.h b/arch/loongarch/include/asm/efi.h index 174567b00ddb..81e5d3371868 100644 --- a/arch/loongarch/include/asm/efi.h +++ b/arch/loongarch/include/asm/efi.h @@ -9,6 +9,7 @@ void __init efi_init(void); void __init efi_runtime_init(void); +void __init *efi_fdt_pointer(void); void efifb_setup_from_dmi(struct screen_info *si, const char *opt); #define ARCH_EFI_IRQ_FLAGS_MASK 0x00000004 /* Bit 2: CSR.CRMD.IE */ diff --git a/arch/loongarch/include/asm/setup.h b/arch/loongarch/include/asm/setup.h index ca373f8e3c4d..72ead58039f3 100644 --- a/arch/loongarch/include/asm/setup.h +++ b/arch/loongarch/include/asm/setup.h @@ -13,6 +13,7 @@ extern unsigned long eentry; extern unsigned long tlbrentry; +extern char init_command_line[COMMAND_LINE_SIZE]; extern void tlb_init(int cpu); extern void cpu_cache_init(void); extern void cache_error_setup(void); |