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[PoC] Change the default pagesize on aarch64 from 4k to 16k to support apple hardware #530

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[PoC] Change the default pagesize on aarch64 from 4k to 16k to support apple hardware #530

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kit-ty-kate Oct 22, 2022
afa7fdf
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kit-ty-kate Oct 25, 2022
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4 changes: 2 additions & 2 deletions bindings/cpu_aarch64.h
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Original file line number Diff line number Diff line change
Expand Up @@ -21,8 +21,8 @@
#define __CPU_AARCH64_H__

/* memory defines */
#define PAGE_SIZE 4096
#define PAGE_SHIFT 12
#define PAGE_SHIFT 14
#define PAGE_SIZE (1 << PAGE_SHIFT)
#define PAGE_MASK ~(0xfff)

#ifndef _BITUL
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2 changes: 1 addition & 1 deletion bindings/cpu_ppc64.h
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Expand Up @@ -21,8 +21,8 @@
#define __CPU_PPC64_H__

/* memory defines */
#define PAGE_SIZE (64 * 1024)
#define PAGE_SHIFT 16
#define PAGE_SIZE (1 << PAGE_SHIFT)
#define PAGE_MASK ~(0xffff)

#define CR0_SO (0x80000000 >> 3) /* summary overflow;
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2 changes: 1 addition & 1 deletion bindings/cpu_x86_64.h
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Expand Up @@ -72,8 +72,8 @@
#define X86_EFER_NXE_BIT 11 /* No-execute enable */
#define X86_EFER_NXE _BITUL(X86_EFER_NXE_BIT)

#define PAGE_SIZE 4096
#define PAGE_SHIFT 12
#define PAGE_SIZE (1 << PAGE_SHIFT)
#define PAGE_MASK ~(0xfff)

/*
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2 changes: 1 addition & 1 deletion configure.sh
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Expand Up @@ -383,7 +383,7 @@ case ${TARGET_CC_MACHINE} in
;;
aarch64-*)
TARGET_ARCH=aarch64
TARGET_LD_MAX_PAGE_SIZE=0x1000
TARGET_LD_MAX_PAGE_SIZE=0x4000
CONFIG_HVT=1 CONFIG_SPT=1
;;
powerpc64le-*|ppc64le-*)
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6 changes: 3 additions & 3 deletions tenders/common/elf.c
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Expand Up @@ -51,13 +51,13 @@
*/
#if defined(__x86_64__)
#define EM_TARGET EM_X86_64
#define EM_PAGE_SIZE 0x1000
#define EM_PAGE_SIZE (1 << 12)
#elif defined(__aarch64__)
#define EM_TARGET EM_AARCH64
#define EM_PAGE_SIZE 0x1000
#define EM_PAGE_SIZE (1 << 14)
#elif defined(__powerpc64__)
#define EM_TARGET EM_PPC64
#define EM_PAGE_SIZE 0x10000
#define EM_PAGE_SIZE (1 << 16)
#else
#error Unsupported target
#endif
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2 changes: 1 addition & 1 deletion tenders/hvt/hvt_cpu_aarch64.h
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Expand Up @@ -88,7 +88,7 @@
(((~0UL) << (l)) & (~0UL >> (63 - (h))))

/* Definitions of Page tables */
#define PAGE_SHIFT 12
#define PAGE_SHIFT 14
#define PAGE_SIZE (1 << (PAGE_SHIFT))

/*
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