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-rw-r--r--arch/arm64/Kconfig.platforms1
-rw-r--r--arch/arm64/boot/dts/socionext/Makefile2
-rw-r--r--arch/arm64/boot/dts/socionext/uniphier-ph1-ld20-ref.dts (renamed from arch/arm64/boot/dts/socionext/uniphier-ph1-ld10-ref.dts)16
-rw-r--r--arch/arm64/boot/dts/socionext/uniphier-ph1-ld20.dtsi (renamed from arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi)25
-rw-r--r--arch/arm64/include/asm/cacheflush.h7
-rw-r--r--arch/arm64/include/asm/kvm_asm.h8
-rw-r--r--arch/arm64/kernel/entry.S2
-rw-r--r--arch/arm64/kernel/head.S9
-rw-r--r--arch/arm64/kvm/hyp/Makefile4
-rw-r--r--arch/arm64/mm/flush.c4
-rw-r--r--arch/arm64/mm/init.c60
-rw-r--r--arch/arm64/mm/mmu.c6
12 files changed, 69 insertions, 75 deletions
diff --git a/arch/arm64/Kconfig.platforms b/arch/arm64/Kconfig.platforms
index 9fbc3e6896bf..efa77c146415 100644
--- a/arch/arm64/Kconfig.platforms
+++ b/arch/arm64/Kconfig.platforms
@@ -45,6 +45,7 @@ config ARCH_LAYERSCAPE
config ARCH_HISI
bool "Hisilicon SoC Family"
+ select HISILICON_IRQ_MBIGEN
help
This enables support for Hisilicon ARMv8 SoC family
diff --git a/arch/arm64/boot/dts/socionext/Makefile b/arch/arm64/boot/dts/socionext/Makefile
index 8d727717c24e..299b67ec4d44 100644
--- a/arch/arm64/boot/dts/socionext/Makefile
+++ b/arch/arm64/boot/dts/socionext/Makefile
@@ -1,4 +1,4 @@
-dtb-$(CONFIG_ARCH_UNIPHIER) += uniphier-ph1-ld10-ref.dtb
+dtb-$(CONFIG_ARCH_UNIPHIER) += uniphier-ph1-ld20-ref.dtb
always := $(dtb-y)
clean-files := *.dtb
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10-ref.dts b/arch/arm64/boot/dts/socionext/uniphier-ph1-ld20-ref.dts
index 3e533178ba2f..727ae5f8c4e7 100644
--- a/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10-ref.dts
+++ b/arch/arm64/boot/dts/socionext/uniphier-ph1-ld20-ref.dts
@@ -1,5 +1,5 @@
/*
- * Device Tree Source for UniPhier PH1-LD10 Reference Board
+ * Device Tree Source for UniPhier PH1-LD20 Reference Board
*
* Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
@@ -43,12 +43,12 @@
*/
/dts-v1/;
-/include/ "uniphier-ph1-ld10.dtsi"
+/include/ "uniphier-ph1-ld20.dtsi"
/include/ "uniphier-support-card.dtsi"
/ {
- model = "UniPhier PH1-LD10 Reference Board";
- compatible = "socionext,ph1-ld10-ref", "socionext,ph1-ld10";
+ model = "UniPhier PH1-LD20 Reference Board";
+ compatible = "socionext,ph1-ld20-ref", "socionext,ph1-ld20";
memory {
device_type = "memory";
@@ -74,14 +74,6 @@
};
};
-&extbus {
- ranges = <1 0x00000000 0x42000000 0x02000000>;
-};
-
-&support_card {
- ranges = <0x00000000 1 0x01f00000 0x00100000>;
-};
-
&ethsc {
interrupts = <0 48 4>;
};
diff --git a/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi b/arch/arm64/boot/dts/socionext/uniphier-ph1-ld20.dtsi
index 0296af9cbbdb..e682a3f52791 100644
--- a/arch/arm64/boot/dts/socionext/uniphier-ph1-ld10.dtsi
+++ b/arch/arm64/boot/dts/socionext/uniphier-ph1-ld20.dtsi
@@ -1,5 +1,5 @@
/*
- * Device Tree Source for UniPhier PH1-LD10 SoC
+ * Device Tree Source for UniPhier PH1-LD20 SoC
*
* Copyright (C) 2015 Masahiro Yamada <yamada.masahiro@socionext.com>
*
@@ -43,7 +43,7 @@
*/
/ {
- compatible = "socionext,ph1-ld10";
+ compatible = "socionext,ph1-ld20";
#address-cells = <2>;
#size-cells = <2>;
interrupt-parent = <&gic>;
@@ -133,12 +133,6 @@
#size-cells = <1>;
ranges = <0 0 0 0xffffffff>;
- extbus: extbus {
- compatible = "simple-bus";
- #address-cells = <2>;
- #size-cells = <1>;
- };
-
serial0: serial@54006800 {
compatible = "socionext,uniphier-uart";
status = "disabled";
@@ -261,8 +255,21 @@
clock-frequency = <400000>;
};
+ system_bus: system-bus@58c00000 {
+ compatible = "socionext,uniphier-system-bus";
+ status = "disabled";
+ reg = <0x58c00000 0x400>;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ };
+
+ smpctrl@59800000 {
+ compatible = "socionext,uniphier-smpctrl";
+ reg = <0x59801000 0x400>;
+ };
+
pinctrl: pinctrl@5f801000 {
- compatible = "socionext,ph1-ld10-pinctrl", "syscon";
+ compatible = "socionext,ph1-ld20-pinctrl", "syscon";
reg = <0x5f801000 0xe00>;
};
diff --git a/arch/arm64/include/asm/cacheflush.h b/arch/arm64/include/asm/cacheflush.h
index 22dda613f9c9..c64268dbff64 100644
--- a/arch/arm64/include/asm/cacheflush.h
+++ b/arch/arm64/include/asm/cacheflush.h
@@ -116,13 +116,6 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *,
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
extern void flush_dcache_page(struct page *);
-static inline void __local_flush_icache_all(void)
-{
- asm("ic iallu");
- dsb(nsh);
- isb();
-}
-
static inline void __flush_icache_all(void)
{
asm("ic ialluis");
diff --git a/arch/arm64/include/asm/kvm_asm.h b/arch/arm64/include/asm/kvm_asm.h
index 226f49d69ea9..eb7490d232a0 100644
--- a/arch/arm64/include/asm/kvm_asm.h
+++ b/arch/arm64/include/asm/kvm_asm.h
@@ -26,7 +26,13 @@
#define KVM_ARM64_DEBUG_DIRTY_SHIFT 0
#define KVM_ARM64_DEBUG_DIRTY (1 << KVM_ARM64_DEBUG_DIRTY_SHIFT)
-#define kvm_ksym_ref(sym) phys_to_virt((u64)&sym - kimage_voffset)
+#define kvm_ksym_ref(sym) \
+ ({ \
+ void *val = &sym; \
+ if (!is_kernel_in_hyp_mode()) \
+ val = phys_to_virt((u64)&sym - kimage_voffset); \
+ val; \
+ })
#ifndef __ASSEMBLY__
struct kvm;
diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S
index 1f7f5a2b61bf..12e8d2bcb3f9 100644
--- a/arch/arm64/kernel/entry.S
+++ b/arch/arm64/kernel/entry.S
@@ -277,7 +277,7 @@ END(vectors)
* Invalid mode handlers
*/
.macro inv_entry, el, reason, regsize = 64
- kernel_entry el, \regsize
+ kernel_entry \el, \regsize
mov x0, sp
mov x1, #\reason
mrs x2, esr_el1
diff --git a/arch/arm64/kernel/head.S b/arch/arm64/kernel/head.S
index 6ebd204da16a..4203d5f257bc 100644
--- a/arch/arm64/kernel/head.S
+++ b/arch/arm64/kernel/head.S
@@ -758,7 +758,7 @@ ENTRY(__early_cpu_boot_status)
*/
.section ".idmap.text", "ax"
__enable_mmu:
- mrs x18, sctlr_el1 // preserve old SCTLR_EL1 value
+ mrs x22, sctlr_el1 // preserve old SCTLR_EL1 value
mrs x1, ID_AA64MMFR0_EL1
ubfx x2, x1, #ID_AA64MMFR0_TGRAN_SHIFT, 4
cmp x2, #ID_AA64MMFR0_TGRAN_SUPPORTED
@@ -786,14 +786,15 @@ __enable_mmu:
* to take into account by discarding the current kernel mapping and
* creating a new one.
*/
- msr sctlr_el1, x18 // disable the MMU
+ msr sctlr_el1, x22 // disable the MMU
isb
bl __create_page_tables // recreate kernel mapping
msr sctlr_el1, x19 // re-enable the MMU
isb
- ic ialluis // flush instructions fetched
- isb // via old mapping
+ ic iallu // flush instructions fetched
+ dsb nsh // via old mapping
+ isb
add x27, x27, x23 // relocated __mmap_switched
#endif
br x27
diff --git a/arch/arm64/kvm/hyp/Makefile b/arch/arm64/kvm/hyp/Makefile
index b6a8fc5ad1af..778d0effa2af 100644
--- a/arch/arm64/kvm/hyp/Makefile
+++ b/arch/arm64/kvm/hyp/Makefile
@@ -16,3 +16,7 @@ obj-$(CONFIG_KVM_ARM_HOST) += fpsimd.o
obj-$(CONFIG_KVM_ARM_HOST) += tlb.o
obj-$(CONFIG_KVM_ARM_HOST) += hyp-entry.o
obj-$(CONFIG_KVM_ARM_HOST) += s2-setup.o
+
+GCOV_PROFILE := n
+KASAN_SANITIZE := n
+UBSAN_SANITIZE := n
diff --git a/arch/arm64/mm/flush.c b/arch/arm64/mm/flush.c
index 60585bde1264..dbd12ea8ce68 100644
--- a/arch/arm64/mm/flush.c
+++ b/arch/arm64/mm/flush.c
@@ -58,17 +58,13 @@ static void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
* Copy user data from/to a page which is mapped into a different processes
* address space. Really, we want to allow our "user space" model to handle
* this.
- *
- * Note that this code needs to run on the current CPU.
*/
void copy_to_user_page(struct vm_area_struct *vma, struct page *page,
unsigned long uaddr, void *dst, const void *src,
unsigned long len)
{
- preempt_disable();
memcpy(dst, src, len);
flush_ptrace_access(vma, page, uaddr, dst, len);
- preempt_enable();
}
void __sync_icache_dcache(pte_t pte, unsigned long addr)
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 61a38eaf0895..ea989d83ea9b 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -362,42 +362,38 @@ void __init mem_init(void)
#define MLG(b, t) b, t, ((t) - (b)) >> 30
#define MLK_ROUNDUP(b, t) b, t, DIV_ROUND_UP(((t) - (b)), SZ_1K)
- pr_notice("Virtual kernel memory layout:\n"
+ pr_notice("Virtual kernel memory layout:\n");
#ifdef CONFIG_KASAN
- " kasan : 0x%16lx - 0x%16lx (%6ld GB)\n"
+ pr_cont(" kasan : 0x%16lx - 0x%16lx (%6ld GB)\n",
+ MLG(KASAN_SHADOW_START, KASAN_SHADOW_END));
#endif
- " modules : 0x%16lx - 0x%16lx (%6ld MB)\n"
- " vmalloc : 0x%16lx - 0x%16lx (%6ld GB)\n"
- " .text : 0x%p" " - 0x%p" " (%6ld KB)\n"
- " .rodata : 0x%p" " - 0x%p" " (%6ld KB)\n"
- " .init : 0x%p" " - 0x%p" " (%6ld KB)\n"
- " .data : 0x%p" " - 0x%p" " (%6ld KB)\n"
+ pr_cont(" modules : 0x%16lx - 0x%16lx (%6ld MB)\n",
+ MLM(MODULES_VADDR, MODULES_END));
+ pr_cont(" vmalloc : 0x%16lx - 0x%16lx (%6ld GB)\n",
+ MLG(VMALLOC_START, VMALLOC_END));
+ pr_cont(" .text : 0x%p" " - 0x%p" " (%6ld KB)\n"
+ " .rodata : 0x%p" " - 0x%p" " (%6ld KB)\n"
+ " .init : 0x%p" " - 0x%p" " (%6ld KB)\n"
+ " .data : 0x%p" " - 0x%p" " (%6ld KB)\n",
+ MLK_ROUNDUP(_text, __start_rodata),
+ MLK_ROUNDUP(__start_rodata, _etext),
+ MLK_ROUNDUP(__init_begin, __init_end),
+ MLK_ROUNDUP(_sdata, _edata));
#ifdef CONFIG_SPARSEMEM_VMEMMAP
- " vmemmap : 0x%16lx - 0x%16lx (%6ld GB maximum)\n"
- " 0x%16lx - 0x%16lx (%6ld MB actual)\n"
+ pr_cont(" vmemmap : 0x%16lx - 0x%16lx (%6ld GB maximum)\n"
+ " 0x%16lx - 0x%16lx (%6ld MB actual)\n",
+ MLG(VMEMMAP_START,
+ VMEMMAP_START + VMEMMAP_SIZE),
+ MLM((unsigned long)phys_to_page(memblock_start_of_DRAM()),
+ (unsigned long)virt_to_page(high_memory)));
#endif
- " fixed : 0x%16lx - 0x%16lx (%6ld KB)\n"
- " PCI I/O : 0x%16lx - 0x%16lx (%6ld MB)\n"
- " memory : 0x%16lx - 0x%16lx (%6ld MB)\n",
-#ifdef CONFIG_KASAN
- MLG(KASAN_SHADOW_START, KASAN_SHADOW_END),
-#endif
- MLM(MODULES_VADDR, MODULES_END),
- MLG(VMALLOC_START, VMALLOC_END),
- MLK_ROUNDUP(_text, __start_rodata),
- MLK_ROUNDUP(__start_rodata, _etext),
- MLK_ROUNDUP(__init_begin, __init_end),
- MLK_ROUNDUP(_sdata, _edata),
-#ifdef CONFIG_SPARSEMEM_VMEMMAP
- MLG(VMEMMAP_START,
- VMEMMAP_START + VMEMMAP_SIZE),
- MLM((unsigned long)phys_to_page(memblock_start_of_DRAM()),
- (unsigned long)virt_to_page(high_memory)),
-#endif
- MLK(FIXADDR_START, FIXADDR_TOP),
- MLM(PCI_IO_START, PCI_IO_END),
- MLM(__phys_to_virt(memblock_start_of_DRAM()),
- (unsigned long)high_memory));
+ pr_cont(" fixed : 0x%16lx - 0x%16lx (%6ld KB)\n",
+ MLK(FIXADDR_START, FIXADDR_TOP));
+ pr_cont(" PCI I/O : 0x%16lx - 0x%16lx (%6ld MB)\n",
+ MLM(PCI_IO_START, PCI_IO_END));
+ pr_cont(" memory : 0x%16lx - 0x%16lx (%6ld MB)\n",
+ MLM(__phys_to_virt(memblock_start_of_DRAM()),
+ (unsigned long)high_memory));
#undef MLK
#undef MLM
diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c
index d2d8b8c2e17f..f3e5c74233f3 100644
--- a/arch/arm64/mm/mmu.c
+++ b/arch/arm64/mm/mmu.c
@@ -211,8 +211,7 @@ static void alloc_init_pmd(pud_t *pud, unsigned long addr, unsigned long end,
if (((addr | next | phys) & ~SECTION_MASK) == 0 &&
block_mappings_allowed(pgtable_alloc)) {
pmd_t old_pmd =*pmd;
- set_pmd(pmd, __pmd(phys |
- pgprot_val(mk_sect_prot(prot))));
+ pmd_set_huge(pmd, phys, prot);
/*
* Check for previous table entries created during
* boot (__create_page_tables) and flush them.
@@ -272,8 +271,7 @@ static void alloc_init_pud(pgd_t *pgd, unsigned long addr, unsigned long end,
if (use_1G_block(addr, next, phys) &&
block_mappings_allowed(pgtable_alloc)) {
pud_t old_pud = *pud;
- set_pud(pud, __pud(phys |
- pgprot_val(mk_sect_prot(prot))));
+ pud_set_huge(pud, phys, prot);
/*
* If we have an old value for a pud, it will
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