arm: Remove HYP/Stage-2 page-table support

Remove all traces of Stage-2 and HYP page table support.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Will Deacon <will@kernel.org>
Acked-by: Vladimir Murzin <vladimir.murzin@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Christoffer Dall <christoffer.dall@arm.com>

4 files changed, 1 insertions, 41 deletions

diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h
index ad55ab068dbf..36805f94939e 100644
--- a/arch/arm/include/asm/pgtable-3level.h
+++ b/arch/arm/include/asm/pgtable-3level.h
@@ -104,26 +104,6 @@
  */
 #define L_PGD_SWAPPER		(_AT(pgdval_t, 1) << 55)	/* swapper_pg_dir entry */
 
-/*
- * 2nd stage PTE definitions for LPAE.
- */
-#define L_PTE_S2_MT_UNCACHED		(_AT(pteval_t, 0x0) << 2) /* strongly ordered */
-#define L_PTE_S2_MT_WRITETHROUGH	(_AT(pteval_t, 0xa) << 2) /* normal inner write-through */
-#define L_PTE_S2_MT_WRITEBACK		(_AT(pteval_t, 0xf) << 2) /* normal inner write-back */
-#define L_PTE_S2_MT_DEV_SHARED		(_AT(pteval_t, 0x1) << 2) /* device */
-#define L_PTE_S2_MT_MASK		(_AT(pteval_t, 0xf) << 2)
-
-#define L_PTE_S2_RDONLY			(_AT(pteval_t, 1) << 6)   /* HAP[1]   */
-#define L_PTE_S2_RDWR			(_AT(pteval_t, 3) << 6)   /* HAP[2:1] */
-
-#define L_PMD_S2_RDONLY			(_AT(pmdval_t, 1) << 6)   /* HAP[1]   */
-#define L_PMD_S2_RDWR			(_AT(pmdval_t, 3) << 6)   /* HAP[2:1] */
-
-/*
- * Hyp-mode PL2 PTE definitions for LPAE.
- */
-#define L_PTE_HYP		L_PTE_USER
-
 #ifndef __ASSEMBLY__
 
 #define pud_none(pud)		(!pud_val(pud))
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index eabcb48a7840..0483cf413315 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -80,9 +80,6 @@ extern void __pgd_error(const char *file, int line, pgd_t);
 
 extern pgprot_t		pgprot_user;
 extern pgprot_t		pgprot_kernel;
-extern pgprot_t		pgprot_hyp_device;
-extern pgprot_t		pgprot_s2;
-extern pgprot_t		pgprot_s2_device;
 
 #define _MOD_PROT(p, b)	__pgprot(pgprot_val(p) | (b))
 
@@ -95,12 +92,6 @@ extern pgprot_t		pgprot_s2_device;
 #define PAGE_READONLY_EXEC	_MOD_PROT(pgprot_user, L_PTE_USER | L_PTE_RDONLY)
 #define PAGE_KERNEL		_MOD_PROT(pgprot_kernel, L_PTE_XN)
 #define PAGE_KERNEL_EXEC	pgprot_kernel
-#define PAGE_HYP		_MOD_PROT(pgprot_kernel, L_PTE_HYP | L_PTE_XN)
-#define PAGE_HYP_EXEC		_MOD_PROT(pgprot_kernel, L_PTE_HYP | L_PTE_RDONLY)
-#define PAGE_HYP_RO		_MOD_PROT(pgprot_kernel, L_PTE_HYP | L_PTE_RDONLY | L_PTE_XN)
-#define PAGE_HYP_DEVICE		_MOD_PROT(pgprot_hyp_device, L_PTE_HYP)
-#define PAGE_S2			_MOD_PROT(pgprot_s2, L_PTE_S2_RDONLY | L_PTE_XN)
-#define PAGE_S2_DEVICE		_MOD_PROT(pgprot_s2_device, L_PTE_S2_RDONLY | L_PTE_XN)
 
 #define __PAGE_NONE		__pgprot(_L_PTE_DEFAULT | L_PTE_RDONLY | L_PTE_XN | L_PTE_NONE)
 #define __PAGE_SHARED		__pgprot(_L_PTE_DEFAULT | L_PTE_USER | L_PTE_XN)
diff --git a/arch/arm/include/asm/sections.h b/arch/arm/include/asm/sections.h
index 4ceb4f757d4d..700b8bcdf9bd 100644
--- a/arch/arm/include/asm/sections.h
+++ b/arch/arm/include/asm/sections.h
@@ -10,8 +10,6 @@ extern char __idmap_text_start[];
 extern char __idmap_text_end[];
 extern char __entry_text_start[];
 extern char __entry_text_end[];
-extern char __hyp_idmap_text_start[];
-extern char __hyp_idmap_text_end[];
 
 static inline bool in_entry_text(unsigned long addr)
 {
@@ -22,9 +20,7 @@ static inline bool in_entry_text(unsigned long addr)
 static inline bool in_idmap_text(unsigned long addr)
 {
 	void *a = (void *)addr;
-	return memory_contains(__idmap_text_start, __idmap_text_end, a, 1) ||
-	       memory_contains(__hyp_idmap_text_start, __hyp_idmap_text_end,
-			       a, 1);
+	return memory_contains(__idmap_text_start, __idmap_text_end, a, 1);
 }
 
 #endif	/* _ASM_ARM_SECTIONS_H */
diff --git a/arch/arm/include/asm/virt.h b/arch/arm/include/asm/virt.h
index 6cd4e33418e9..47600a5894b1 100644
--- a/arch/arm/include/asm/virt.h
+++ b/arch/arm/include/asm/virt.h
@@ -67,13 +67,6 @@ static inline bool is_kernel_in_hyp_mode(void)
 	return false;
 }
 
-/* The section containing the hypervisor idmap text */
-extern char __hyp_idmap_text_start[];
-extern char __hyp_idmap_text_end[];
-
-/* The section containing the hypervisor text */
-extern char __hyp_text_start[];
-extern char __hyp_text_end[];
 #endif
 
 #else