/* SPDX-License-Identifier: GPL-2.0-only */ #ifndef __ASM_INSN_DEF_H #define __ASM_INSN_DEF_H #include <asm/asm.h> #define INSN_R_FUNC7_SHIFT 25 #define INSN_R_RS2_SHIFT 20 #define INSN_R_RS1_SHIFT 15 #define INSN_R_FUNC3_SHIFT 12 #define INSN_R_RD_SHIFT 7 #define INSN_R_OPCODE_SHIFT 0 #ifdef __ASSEMBLY__ #ifdef CONFIG_AS_HAS_INSN .macro insn_r, opcode, func3, func7, rd, rs1, rs2 .insn r \opcode, \func3, \func7, \rd, \rs1, \rs2 .endm #else #include <asm/gpr-num.h> .macro insn_r, opcode, func3, func7, rd, rs1, rs2 .4byte ((\opcode << INSN_R_OPCODE_SHIFT) | \ (\func3 << INSN_R_FUNC3_SHIFT) | \ (\func7 << INSN_R_FUNC7_SHIFT) | \ (.L__gpr_num_\rd << INSN_R_RD_SHIFT) | \ (.L__gpr_num_\rs1 << INSN_R_RS1_SHIFT) | \ (.L__gpr_num_\rs2 << INSN_R_RS2_SHIFT)) .endm #endif #define __INSN_R(...) insn_r __VA_ARGS__ #else /* ! __ASSEMBLY__ */ #ifdef CONFIG_AS_HAS_INSN #define __INSN_R(opcode, func3, func7, rd, rs1, rs2) \ ".insn r " opcode ", " func3 ", " func7 ", " rd ", " rs1 ", " rs2 "\n" #else #include <linux/stringify.h> #include <asm/gpr-num.h> #define DEFINE_INSN_R \ __DEFINE_ASM_GPR_NUMS \ " .macro insn_r, opcode, func3, func7, rd, rs1, rs2\n" \ " .4byte ((\\opcode << " __stringify(INSN_R_OPCODE_SHIFT) ") |" \ " (\\func3 << " __stringify(INSN_R_FUNC3_SHIFT) ") |" \ " (\\func7 << " __stringify(INSN_R_FUNC7_SHIFT) ") |" \ " (.L__gpr_num_\\rd << " __stringify(INSN_R_RD_SHIFT) ") |" \ " (.L__gpr_num_\\rs1 << " __stringify(INSN_R_RS1_SHIFT) ") |" \ " (.L__gpr_num_\\rs2 << " __stringify(INSN_R_RS2_SHIFT) "))\n" \ " .endm\n" #define UNDEFINE_INSN_R \ " .purgem insn_r\n" #define __INSN_R(opcode, func3, func7, rd, rs1, rs2) \ DEFINE_INSN_R \ "insn_r " opcode ", " func3 ", " func7 ", " rd ", " rs1 ", " rs2 "\n" \ UNDEFINE_INSN_R #endif #endif /* ! __ASSEMBLY__ */ #define INSN_R(opcode, func3, func7, rd, rs1, rs2) \ __INSN_R(RV_##opcode, RV_##func3, RV_##func7, \ RV_##rd, RV_##rs1, RV_##rs2) #define RV_OPCODE(v) __ASM_STR(v) #define RV_FUNC3(v) __ASM_STR(v) #define RV_FUNC7(v) __ASM_STR(v) #define RV_RD(v) __ASM_STR(v) #define RV_RS1(v) __ASM_STR(v) #define RV_RS2(v) __ASM_STR(v) #define __RV_REG(v) __ASM_STR(x ## v) #define RV___RD(v) __RV_REG(v) #define RV___RS1(v) __RV_REG(v) #define RV___RS2(v) __RV_REG(v) #define RV_OPCODE_SYSTEM RV_OPCODE(115) #define HFENCE_VVMA(vaddr, asid) \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(17), \ __RD(0), RS1(vaddr), RS2(asid)) #define HFENCE_GVMA(gaddr, vmid) \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(49), \ __RD(0), RS1(gaddr), RS2(vmid)) #define HLVX_HU(dest, addr) \ INSN_R(OPCODE_SYSTEM, FUNC3(4), FUNC7(50), \ RD(dest), RS1(addr), __RS2(3)) #define HLV_W(dest, addr) \ INSN_R(OPCODE_SYSTEM, FUNC3(4), FUNC7(52), \ RD(dest), RS1(addr), __RS2(0)) #ifdef CONFIG_64BIT #define HLV_D(dest, addr) \ INSN_R(OPCODE_SYSTEM, FUNC3(4), FUNC7(54), \ RD(dest), RS1(addr), __RS2(0)) #else #define HLV_D(dest, addr) \ __ASM_STR(.error "hlv.d requires 64-bit support") #endif #define SINVAL_VMA(vaddr, asid) \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(11), \ __RD(0), RS1(vaddr), RS2(asid)) #define SFENCE_W_INVAL() \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(12), \ __RD(0), __RS1(0), __RS2(0)) #define SFENCE_INVAL_IR() \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(12), \ __RD(0), __RS1(0), __RS2(1)) #define HINVAL_VVMA(vaddr, asid) \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(19), \ __RD(0), RS1(vaddr), RS2(asid)) #define HINVAL_GVMA(gaddr, vmid) \ INSN_R(OPCODE_SYSTEM, FUNC3(0), FUNC7(51), \ __RD(0), RS1(gaddr), RS2(vmid)) #endif /* __ASM_INSN_DEF_H */