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linux/arch/riscv/include/asm/hwcap.h
Linus Torvalds c150b809f7 RISC-V Patches for the 6.9 Merge Window
* Support for various vector-accelerated crypto routines.
 * Hibernation is now enabled for portable kernel builds.
 * mmap_rnd_bits_max is larger on systems with larger VAs.
 * Support for fast GUP.
 * Support for membarrier-based instruction cache synchronization.
 * Support for the Andes hart-level interrupt controller and PMU.
 * Some cleanups around unaligned access speed probing and Kconfig
   settings.
 * Support for ACPI LPI and CPPC.
 * Various cleanus related to barriers.
 * A handful of fixes.
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Merge tag 'riscv-for-linus-6.9-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux

Pull RISC-V updates from Palmer Dabbelt:

 - Support for various vector-accelerated crypto routines

 - Hibernation is now enabled for portable kernel builds

 - mmap_rnd_bits_max is larger on systems with larger VAs

 - Support for fast GUP

 - Support for membarrier-based instruction cache synchronization

 - Support for the Andes hart-level interrupt controller and PMU

 - Some cleanups around unaligned access speed probing and Kconfig
   settings

 - Support for ACPI LPI and CPPC

 - Various cleanus related to barriers

 - A handful of fixes

* tag 'riscv-for-linus-6.9-mw2' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux: (66 commits)
  riscv: Fix syscall wrapper for >word-size arguments
  crypto: riscv - add vector crypto accelerated AES-CBC-CTS
  crypto: riscv - parallelize AES-CBC decryption
  riscv: Only flush the mm icache when setting an exec pte
  riscv: Use kcalloc() instead of kzalloc()
  riscv/barrier: Add missing space after ','
  riscv/barrier: Consolidate fence definitions
  riscv/barrier: Define RISCV_FULL_BARRIER
  riscv/barrier: Define __{mb,rmb,wmb}
  RISC-V: defconfig: Enable CONFIG_ACPI_CPPC_CPUFREQ
  cpufreq: Move CPPC configs to common Kconfig and add RISC-V
  ACPI: RISC-V: Add CPPC driver
  ACPI: Enable ACPI_PROCESSOR for RISC-V
  ACPI: RISC-V: Add LPI driver
  cpuidle: RISC-V: Move few functions to arch/riscv
  riscv: Introduce set_compat_task() in asm/compat.h
  riscv: Introduce is_compat_thread() into compat.h
  riscv: add compile-time test into is_compat_task()
  riscv: Replace direct thread flag check with is_compat_task()
  riscv: Improve arch_get_mmap_end() macro
  ...
2024-03-22 10:41:13 -07:00

96 lines
2.9 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copied from arch/arm64/include/asm/hwcap.h
*
* Copyright (C) 2012 ARM Ltd.
* Copyright (C) 2017 SiFive
*/
#ifndef _ASM_RISCV_HWCAP_H
#define _ASM_RISCV_HWCAP_H
#include <uapi/asm/hwcap.h>
#define RISCV_ISA_EXT_a ('a' - 'a')
#define RISCV_ISA_EXT_c ('c' - 'a')
#define RISCV_ISA_EXT_d ('d' - 'a')
#define RISCV_ISA_EXT_f ('f' - 'a')
#define RISCV_ISA_EXT_h ('h' - 'a')
#define RISCV_ISA_EXT_i ('i' - 'a')
#define RISCV_ISA_EXT_m ('m' - 'a')
#define RISCV_ISA_EXT_q ('q' - 'a')
#define RISCV_ISA_EXT_v ('v' - 'a')
/*
* These macros represent the logical IDs of each multi-letter RISC-V ISA
* extension and are used in the ISA bitmap. The logical IDs start from
* RISCV_ISA_EXT_BASE, which allows the 0-25 range to be reserved for single
* letter extensions. The maximum, RISCV_ISA_EXT_MAX, is defined in order
* to allocate the bitmap and may be increased when necessary.
*
* New extensions should just be added to the bottom, rather than added
* alphabetically, in order to avoid unnecessary shuffling.
*/
#define RISCV_ISA_EXT_BASE 26
#define RISCV_ISA_EXT_SSCOFPMF 26
#define RISCV_ISA_EXT_SSTC 27
#define RISCV_ISA_EXT_SVINVAL 28
#define RISCV_ISA_EXT_SVPBMT 29
#define RISCV_ISA_EXT_ZBB 30
#define RISCV_ISA_EXT_ZICBOM 31
#define RISCV_ISA_EXT_ZIHINTPAUSE 32
#define RISCV_ISA_EXT_SVNAPOT 33
#define RISCV_ISA_EXT_ZICBOZ 34
#define RISCV_ISA_EXT_SMAIA 35
#define RISCV_ISA_EXT_SSAIA 36
#define RISCV_ISA_EXT_ZBA 37
#define RISCV_ISA_EXT_ZBS 38
#define RISCV_ISA_EXT_ZICNTR 39
#define RISCV_ISA_EXT_ZICSR 40
#define RISCV_ISA_EXT_ZIFENCEI 41
#define RISCV_ISA_EXT_ZIHPM 42
#define RISCV_ISA_EXT_SMSTATEEN 43
#define RISCV_ISA_EXT_ZICOND 44
#define RISCV_ISA_EXT_ZBC 45
#define RISCV_ISA_EXT_ZBKB 46
#define RISCV_ISA_EXT_ZBKC 47
#define RISCV_ISA_EXT_ZBKX 48
#define RISCV_ISA_EXT_ZKND 49
#define RISCV_ISA_EXT_ZKNE 50
#define RISCV_ISA_EXT_ZKNH 51
#define RISCV_ISA_EXT_ZKR 52
#define RISCV_ISA_EXT_ZKSED 53
#define RISCV_ISA_EXT_ZKSH 54
#define RISCV_ISA_EXT_ZKT 55
#define RISCV_ISA_EXT_ZVBB 56
#define RISCV_ISA_EXT_ZVBC 57
#define RISCV_ISA_EXT_ZVKB 58
#define RISCV_ISA_EXT_ZVKG 59
#define RISCV_ISA_EXT_ZVKNED 60
#define RISCV_ISA_EXT_ZVKNHA 61
#define RISCV_ISA_EXT_ZVKNHB 62
#define RISCV_ISA_EXT_ZVKSED 63
#define RISCV_ISA_EXT_ZVKSH 64
#define RISCV_ISA_EXT_ZVKT 65
#define RISCV_ISA_EXT_ZFH 66
#define RISCV_ISA_EXT_ZFHMIN 67
#define RISCV_ISA_EXT_ZIHINTNTL 68
#define RISCV_ISA_EXT_ZVFH 69
#define RISCV_ISA_EXT_ZVFHMIN 70
#define RISCV_ISA_EXT_ZFA 71
#define RISCV_ISA_EXT_ZTSO 72
#define RISCV_ISA_EXT_ZACAS 73
#define RISCV_ISA_EXT_XANDESPMU 74
#define RISCV_ISA_EXT_XLINUXENVCFG 127
#define RISCV_ISA_EXT_MAX 128
#define RISCV_ISA_EXT_INVALID U32_MAX
#ifdef CONFIG_RISCV_M_MODE
#define RISCV_ISA_EXT_SxAIA RISCV_ISA_EXT_SMAIA
#else
#define RISCV_ISA_EXT_SxAIA RISCV_ISA_EXT_SSAIA
#endif
#endif /* _ASM_RISCV_HWCAP_H */