summaryrefslogtreecommitdiff
path: root/arch/loongarch
diff options
context:
space:
mode:
Diffstat (limited to 'arch/loongarch')
-rw-r--r--arch/loongarch/Kconfig21
-rw-r--r--arch/loongarch/Makefile1
-rw-r--r--arch/loongarch/include/asm/page.h10
-rw-r--r--arch/loongarch/kernel/setup.c2
-rw-r--r--arch/loongarch/kernel/vdso.c6
5 files changed, 11 insertions, 29 deletions
diff --git a/arch/loongarch/Kconfig b/arch/loongarch/Kconfig
index 929f68926b34..b274784c2e26 100644
--- a/arch/loongarch/Kconfig
+++ b/arch/loongarch/Kconfig
@@ -227,15 +227,6 @@ config MACH_LOONGSON64
config FIX_EARLYCON_MEM
def_bool y
-config PAGE_SIZE_4KB
- bool
-
-config PAGE_SIZE_16KB
- bool
-
-config PAGE_SIZE_64KB
- bool
-
config PGTABLE_2LEVEL
bool
@@ -288,7 +279,7 @@ choice
config 4KB_3LEVEL
bool "4KB with 3 levels"
- select PAGE_SIZE_4KB
+ select HAVE_PAGE_SIZE_4KB
select PGTABLE_3LEVEL
help
This option selects 4KB page size with 3 level page tables, which
@@ -296,7 +287,7 @@ config 4KB_3LEVEL
config 4KB_4LEVEL
bool "4KB with 4 levels"
- select PAGE_SIZE_4KB
+ select HAVE_PAGE_SIZE_4KB
select PGTABLE_4LEVEL
help
This option selects 4KB page size with 4 level page tables, which
@@ -304,7 +295,7 @@ config 4KB_4LEVEL
config 16KB_2LEVEL
bool "16KB with 2 levels"
- select PAGE_SIZE_16KB
+ select HAVE_PAGE_SIZE_16KB
select PGTABLE_2LEVEL
help
This option selects 16KB page size with 2 level page tables, which
@@ -312,7 +303,7 @@ config 16KB_2LEVEL
config 16KB_3LEVEL
bool "16KB with 3 levels"
- select PAGE_SIZE_16KB
+ select HAVE_PAGE_SIZE_16KB
select PGTABLE_3LEVEL
help
This option selects 16KB page size with 3 level page tables, which
@@ -320,7 +311,7 @@ config 16KB_3LEVEL
config 64KB_2LEVEL
bool "64KB with 2 levels"
- select PAGE_SIZE_64KB
+ select HAVE_PAGE_SIZE_64KB
select PGTABLE_2LEVEL
help
This option selects 64KB page size with 2 level page tables, which
@@ -328,7 +319,7 @@ config 64KB_2LEVEL
config 64KB_3LEVEL
bool "64KB with 3 levels"
- select PAGE_SIZE_64KB
+ select HAVE_PAGE_SIZE_64KB
select PGTABLE_3LEVEL
help
This option selects 64KB page size with 3 level page tables, which
diff --git a/arch/loongarch/Makefile b/arch/loongarch/Makefile
index 983aa2b1629a..fa4fb09909ae 100644
--- a/arch/loongarch/Makefile
+++ b/arch/loongarch/Makefile
@@ -82,6 +82,7 @@ KBUILD_AFLAGS_MODULE += -Wa,-mla-global-with-abs
KBUILD_CFLAGS_MODULE += -fplt -Wa,-mla-global-with-abs,-mla-local-with-abs
endif
+KBUILD_RUSTFLAGS += --target=$(objtree)/scripts/target.json
KBUILD_RUSTFLAGS_MODULE += -Crelocation-model=pic
ifeq ($(CONFIG_RELOCATABLE),y)
diff --git a/arch/loongarch/include/asm/page.h b/arch/loongarch/include/asm/page.h
index 63f137ce82a4..afb6fa16b826 100644
--- a/arch/loongarch/include/asm/page.h
+++ b/arch/loongarch/include/asm/page.h
@@ -11,15 +11,7 @@
/*
* PAGE_SHIFT determines the page size
*/
-#ifdef CONFIG_PAGE_SIZE_4KB
-#define PAGE_SHIFT 12
-#endif
-#ifdef CONFIG_PAGE_SIZE_16KB
-#define PAGE_SHIFT 14
-#endif
-#ifdef CONFIG_PAGE_SIZE_64KB
-#define PAGE_SHIFT 16
-#endif
+#define PAGE_SHIFT CONFIG_PAGE_SHIFT
#define PAGE_SIZE (_AC(1, UL) << PAGE_SHIFT)
#define PAGE_MASK (~(PAGE_SIZE - 1))
diff --git a/arch/loongarch/kernel/setup.c b/arch/loongarch/kernel/setup.c
index 634ef17fd38b..fd915ad69c09 100644
--- a/arch/loongarch/kernel/setup.c
+++ b/arch/loongarch/kernel/setup.c
@@ -490,7 +490,7 @@ static int __init add_legacy_isa_io(struct fwnode_handle *fwnode,
}
vaddr = (unsigned long)(PCI_IOBASE + range->io_start);
- ioremap_page_range(vaddr, vaddr + size, hw_start, pgprot_device(PAGE_KERNEL));
+ vmap_page_range(vaddr, vaddr + size, hw_start, pgprot_device(PAGE_KERNEL));
return 0;
}
diff --git a/arch/loongarch/kernel/vdso.c b/arch/loongarch/kernel/vdso.c
index 14941e4be66d..90dfccb41c14 100644
--- a/arch/loongarch/kernel/vdso.c
+++ b/arch/loongarch/kernel/vdso.c
@@ -21,15 +21,13 @@
#include <asm/vdso.h>
#include <vdso/helpers.h>
#include <vdso/vsyscall.h>
+#include <vdso/datapage.h>
#include <generated/vdso-offsets.h>
extern char vdso_start[], vdso_end[];
/* Kernel-provided data used by the VDSO. */
-static union {
- u8 page[PAGE_SIZE];
- struct vdso_data data[CS_BASES];
-} generic_vdso_data __page_aligned_data;
+static union vdso_data_store generic_vdso_data __page_aligned_data;
static union {
u8 page[LOONGARCH_VDSO_DATA_SIZE];