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Diffstat (limited to 'arch/loongarch/kernel')
-rw-r--r--arch/loongarch/kernel/head.S2
-rw-r--r--arch/loongarch/kernel/setup.c6
-rw-r--r--arch/loongarch/kernel/smp.c5
-rw-r--r--arch/loongarch/kernel/vmlinux.lds.S10
4 files changed, 13 insertions, 10 deletions
diff --git a/arch/loongarch/kernel/head.S b/arch/loongarch/kernel/head.S
index c4f7de2e2805..4677ea8fa8e9 100644
--- a/arch/loongarch/kernel/head.S
+++ b/arch/loongarch/kernel/head.S
@@ -22,7 +22,7 @@
_head:
.word MZ_MAGIC /* "MZ", MS-DOS header */
.org 0x8
- .dword kernel_entry /* Kernel entry point */
+ .dword _kernel_entry /* Kernel entry point (physical address) */
.dword _kernel_asize /* Kernel image effective size */
.quad PHYS_LINK_KADDR /* Kernel image load offset from start of RAM */
.org 0x38 /* 0x20 ~ 0x37 reserved */
diff --git a/arch/loongarch/kernel/setup.c b/arch/loongarch/kernel/setup.c
index 60e0fe97f61a..3d048f1be143 100644
--- a/arch/loongarch/kernel/setup.c
+++ b/arch/loongarch/kernel/setup.c
@@ -282,7 +282,7 @@ static void __init fdt_setup(void)
return;
/* Prefer to use built-in dtb, checking its legality first. */
- if (!fdt_check_header(__dtb_start))
+ if (IS_ENABLED(CONFIG_BUILTIN_DTB) && !fdt_check_header(__dtb_start))
fdt_pointer = __dtb_start;
else
fdt_pointer = efi_fdt_pointer(); /* Fallback to firmware dtb */
@@ -351,10 +351,8 @@ void __init platform_init(void)
arch_reserve_vmcore();
arch_reserve_crashkernel();
-#ifdef CONFIG_ACPI_TABLE_UPGRADE
- acpi_table_upgrade();
-#endif
#ifdef CONFIG_ACPI
+ acpi_table_upgrade();
acpi_gbl_use_default_register_widths = false;
acpi_boot_table_init();
#endif
diff --git a/arch/loongarch/kernel/smp.c b/arch/loongarch/kernel/smp.c
index 0dfe2388ef41..1436d2465939 100644
--- a/arch/loongarch/kernel/smp.c
+++ b/arch/loongarch/kernel/smp.c
@@ -273,7 +273,6 @@ static void __init fdt_smp_setup(void)
if (cpuid == loongson_sysconf.boot_cpu_id) {
cpu = 0;
- numa_add_cpu(cpu);
} else {
cpu = cpumask_next_zero(-1, cpu_present_mask);
}
@@ -283,6 +282,9 @@ static void __init fdt_smp_setup(void)
set_cpu_present(cpu, true);
__cpu_number_map[cpuid] = cpu;
__cpu_logical_map[cpu] = cpuid;
+
+ early_numa_add_cpu(cpu, 0);
+ set_cpuid_to_node(cpuid, 0);
}
loongson_sysconf.nr_cpus = num_processors;
@@ -468,6 +470,7 @@ void smp_prepare_boot_cpu(void)
set_cpu_possible(0, true);
set_cpu_online(0, true);
set_my_cpu_offset(per_cpu_offset(0));
+ numa_add_cpu(0);
rr_node = first_node(node_online_map);
for_each_possible_cpu(cpu) {
diff --git a/arch/loongarch/kernel/vmlinux.lds.S b/arch/loongarch/kernel/vmlinux.lds.S
index e8e97dbf9ca4..3c7595342730 100644
--- a/arch/loongarch/kernel/vmlinux.lds.S
+++ b/arch/loongarch/kernel/vmlinux.lds.S
@@ -6,6 +6,7 @@
#define PAGE_SIZE _PAGE_SIZE
#define RO_EXCEPTION_TABLE_ALIGN 4
+#define PHYSADDR_MASK 0xffffffffffff /* 48-bit */
/*
* Put .bss..swapper_pg_dir as the first thing in .bss. This will
@@ -142,10 +143,11 @@ SECTIONS
#ifdef CONFIG_EFI_STUB
/* header symbols */
- _kernel_asize = _end - _text;
- _kernel_fsize = _edata - _text;
- _kernel_vsize = _end - __initdata_begin;
- _kernel_rsize = _edata - __initdata_begin;
+ _kernel_entry = ABSOLUTE(kernel_entry & PHYSADDR_MASK);
+ _kernel_asize = ABSOLUTE(_end - _text);
+ _kernel_fsize = ABSOLUTE(_edata - _text);
+ _kernel_vsize = ABSOLUTE(_end - __initdata_begin);
+ _kernel_rsize = ABSOLUTE(_edata - __initdata_begin);
#endif
.gptab.sdata : {