Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) /* SPDX-License-Identifier: GPL-2.0-only */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) #ifndef __ASM_ARC_ELF_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) #define __ASM_ARC_ELF_H
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) #include <linux/elf-em.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <uapi/asm/elf.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #define EM_ARC_INUSE		(IS_ENABLED(CONFIG_ISA_ARCOMPACT) ? \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 					EM_ARCOMPACT : EM_ARCV2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) /* ARC Relocations (kernel Modules only) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #define  R_ARC_32		0x4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define  R_ARC_32_ME		0x1B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #define  R_ARC_32_PCREL		0x31
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) /*to set parameters in the core dumps */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define ELF_ARCH		EM_ARC_INUSE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #define ELF_CLASS		ELFCLASS32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #ifdef CONFIG_CPU_BIG_ENDIAN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define ELF_DATA		ELFDATA2MSB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define ELF_DATA		ELFDATA2LSB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32)  * To ensure that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33)  *  -we don't load something for the wrong architecture.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)  *  -The userspace is using the correct syscall ABI
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) struct elf32_hdr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) extern int elf_check_arch(const struct elf32_hdr *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define elf_check_arch	elf_check_arch
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define CORE_DUMP_USE_REGSET
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define ELF_EXEC_PAGESIZE	PAGE_SIZE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)  * This is the location that an ET_DYN program is loaded if exec'ed.  Typical
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)  * use of this is to invoke "./ld.so someprog" to test out a new version of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)  * the loader.  We need to make sure that it is out of the way of the program
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)  * that it will "exec", and that there is sufficient room for the brk.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define ELF_ET_DYN_BASE		(2UL * TASK_SIZE / 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)  * When the program starts, a1 contains a pointer to a function to be
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)  * registered with atexit, as per the SVR4 ABI.  A value of 0 means we
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)  * have no such handler.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define ELF_PLAT_INIT(_r, load_addr)	((_r)->r0 = 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)  * This yields a mask that user programs can use to figure out what
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)  * instruction set this cpu supports.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define ELF_HWCAP	(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)  * This yields a string that ld.so will use to load implementation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)  * specific libraries for optimization.  This is more specific in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68)  * intent than poking at uname or /proc/cpuinfo.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define ELF_PLATFORM	(NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #endif