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-rw-r--r--src/arch/riscv/bootblock.S33
-rw-r--r--src/arch/riscv/include/arch/atomic.h75
-rw-r--r--src/arch/riscv/include/arch/encoding.h1289
-rw-r--r--src/arch/riscv/include/atomic.h73
-rw-r--r--src/arch/riscv/include/spike_util.h73
-rw-r--r--src/mainboard/emulation/spike-riscv/Kconfig61
-rw-r--r--src/mainboard/emulation/spike-riscv/Kconfig.name2
-rw-r--r--src/mainboard/emulation/spike-riscv/Makefile.inc26
-rw-r--r--src/mainboard/emulation/spike-riscv/board_info.txt2
-rw-r--r--src/mainboard/emulation/spike-riscv/bootblock.c34
-rw-r--r--src/mainboard/emulation/spike-riscv/devicetree.cb20
-rw-r--r--src/mainboard/emulation/spike-riscv/mainboard.c34
-rw-r--r--src/mainboard/emulation/spike-riscv/memlayout.ld32
-rw-r--r--src/mainboard/emulation/spike-riscv/romstage.c23
-rw-r--r--src/mainboard/emulation/spike-riscv/spike_util.c82
-rw-r--r--src/mainboard/emulation/spike-riscv/uart.c61
16 files changed, 1302 insertions, 618 deletions
diff --git a/src/arch/riscv/bootblock.S b/src/arch/riscv/bootblock.S
index 4f2d1ecd55..a26b144458 100644
--- a/src/arch/riscv/bootblock.S
+++ b/src/arch/riscv/bootblock.S
@@ -22,30 +22,33 @@
.section ".text._start", "ax", %progbits
// Maybe there's a better way.
-.space 0x2000
+.space 0x200
.globl _start
_start:
// pending figuring out this f-ing toolchain. Hardcode what we know works.
- la sp, 0x4ef0 // .stacktop
-// la a0, trap_entry
+// la sp, 0x4ef0 // .stacktop
+// la sp, 0x40000 // from src/mainboard/emulation/qemu-riscv
+ la sp, 0x7FF00 // stack start + stack size
+
+ // make room for HLS
+ addi sp, sp, -64 // MENTRY_FRAME_SIZE
+
+
+ //poison the stack
+ la t1, 0x40000
+ li t0, 0xdeadbeef
+ sd t0, 0(t1)
+
// la gp, _gp
-// csrw evec, a0
# clear any pending interrupts
+#if __GNUC__ < 5
csrwi clear_ipi, 0
+#else
+ csrwi sip, 0
+#endif
- li a0, SR_S | SR_PS | SR_EI | SR_S64 | SR_U64
- or a1, a0, SR_EF | SR_EA
- csrw status, a1
- csrr a1, status
- csrw status, a0
-
-// and a2, a1, SR_EF
-// sw a2, have_fp, t0
-
-// and a2, a1, SR_EA
-// sw a2, have_accelerator, t0
call main
.=0x4000
.stack:
diff --git a/src/arch/riscv/include/arch/atomic.h b/src/arch/riscv/include/arch/atomic.h
deleted file mode 100644
index b3e5d24154..0000000000
--- a/src/arch/riscv/include/arch/atomic.h
+++ /dev/null
@@ -1,75 +0,0 @@
-// See LICENSE for license details.
-
-#ifndef _RISCV_ATOMIC_H
-#define _RISCV_ATOMIC_H
-
-#include <arch/encoding.h>
-
-typedef struct { volatile long val; } atomic_t;
-typedef struct { atomic_t lock; } spinlock_t;
-#define SPINLOCK_INIT {{0}}
-
-#define mb() __sync_synchronize()
-
-static inline void atomic_set(atomic_t* a, long val)
-{
- a->val = val;
-}
-
-static inline long atomic_read(atomic_t* a)
-{
- return a->val;
-}
-
-static inline long atomic_add(atomic_t* a, long inc)
-{
- long ret = atomic_read(a);
- atomic_set(a, ret + inc);
- return ret;
-}
-
-static inline long atomic_swap(atomic_t* a, long val)
-{
- long ret = atomic_read(a);
- atomic_set(a, val);
- return ret;
-}
-
-static inline long atomic_cas(atomic_t* a, long compare, long swap)
-{
- long ret = atomic_read(a);
- if (ret == compare)
- atomic_set(a, swap);
- return ret;
-}
-
-static inline void spinlock_lock(spinlock_t* lock)
-{
- do
- {
- while (atomic_read(&lock->lock))
- ;
- } while (atomic_swap(&lock->lock, -1));
- mb();
-}
-
-static inline void spinlock_unlock(spinlock_t* lock)
-{
- mb();
- atomic_set(&lock->lock,0);
-}
-
-static inline long spinlock_lock_irqsave(spinlock_t* lock)
-{
- long flags = clear_csr(status, SR_EI);
- spinlock_lock(lock);
- return flags;
-}
-
-static inline void spinlock_unlock_irqrestore(spinlock_t* lock, long flags)
-{
- spinlock_unlock(lock);
- set_csr(status, flags & SR_EI);
-}
-
-#endif
diff --git a/src/arch/riscv/include/arch/encoding.h b/src/arch/riscv/include/arch/encoding.h
index 089a8a99ea..ae42e82847 100644
--- a/src/arch/riscv/include/arch/encoding.h
+++ b/src/arch/riscv/include/arch/encoding.h
@@ -3,56 +3,132 @@
#ifndef RISCV_CSR_ENCODING_H
#define RISCV_CSR_ENCODING_H
-#define SR_S 0x00000001
-#define SR_PS 0x00000002
-#define SR_EI 0x00000004
-#define SR_PEI 0x00000008
-#define SR_EF 0x00000010
-#define SR_U64 0x00000020
-#define SR_S64 0x00000040
-#define SR_VM 0x00000080
-#define SR_EA 0x00000100
-#define SR_IM 0x00FF0000
-#define SR_IP 0xFF000000
-#define SR_ZERO ~(SR_S|SR_PS|SR_EI|SR_PEI|SR_EF|SR_U64|SR_S64|SR_VM|SR_EA|SR_IM|SR_IP)
-#define SR_IM_SHIFT 16
-#define SR_IP_SHIFT 24
+#define MSTATUS_IE 0x00000001
+#define MSTATUS_PRV 0x00000006
+#define MSTATUS_IE1 0x00000008
+#define MSTATUS_PRV1 0x00000030
+#define MSTATUS_IE2 0x00000040
+#define MSTATUS_PRV2 0x00000180
+#define MSTATUS_IE3 0x00000200
+#define MSTATUS_PRV3 0x00000C00
+#define MSTATUS_FS 0x00003000
+#define MSTATUS_XS 0x0000C000
+#define MSTATUS_MPRV 0x00010000
+#define MSTATUS_VM 0x003E0000
+#define MSTATUS32_SD 0x80000000
+#define MSTATUS64_SD 0x8000000000000000
-#define IRQ_COP 2
-#define IRQ_IPI 5
-#define IRQ_HOST 6
-#define IRQ_TIMER 7
+#define SSTATUS_IE 0x00000001
+#define SSTATUS_PIE 0x00000008
+#define SSTATUS_PS 0x00000010
+#define SSTATUS_FS 0x00003000
+#define SSTATUS_XS 0x0000C000
+#define SSTATUS_MPRV 0x00010000
+#define SSTATUS_TIE 0x01000000
+#define SSTATUS32_SD 0x80000000
+#define SSTATUS64_SD 0x8000000000000000
-#define IMPL_SPIKE 1
-#define IMPL_ROCKET 2
+#define MIP_SSIP 0x00000002
+#define MIP_HSIP 0x00000004
+#define MIP_MSIP 0x00000008
+#define MIP_STIP 0x00000020
+#define MIP_HTIP 0x00000040
+#define MIP_MTIP 0x00000080
+
+#define SIP_SSIP MIP_SSIP
+#define SIP_STIP MIP_STIP
+
+#define PRV_U 0
+#define PRV_S 1
+#define PRV_H 2
+#define PRV_M 3
+
+#define VM_MBARE 0
+#define VM_MBB 1
+#define VM_MBBID 2
+#define VM_SV32 8
+#define VM_SV39 9
+#define VM_SV48 10
+
+#define UA_RV32 0
+#define UA_RV64 4
+#define UA_RV128 8
+
+#define IRQ_SOFT 0
+#define IRQ_TIMER 1
+#define IRQ_HOST 2
+#define IRQ_COP 3
+
+#define IMPL_ROCKET 1
+
+#define DEFAULT_MTVEC 0x100
// page table entry (PTE) fields
-#define PTE_V 0x001 // Entry is a page Table descriptor
-#define PTE_T 0x002 // Entry is a page Table, not a terminal node
-#define PTE_G 0x004 // Global
-#define PTE_UR 0x008 // User Write permission
-#define PTE_UW 0x010 // User Read permission
-#define PTE_UX 0x020 // User eXecute permission
-#define PTE_SR 0x040 // Supervisor Read permission
-#define PTE_SW 0x080 // Supervisor Write permission
-#define PTE_SX 0x100 // Supervisor eXecute permission
-#define PTE_PERM (PTE_SR | PTE_SW | PTE_SX | PTE_UR | PTE_UW | PTE_UX)
+#define PTE_V 0x001 // Valid
+#define PTE_TYPE 0x01E // Type
+#define PTE_R 0x020 // Referenced
+#define PTE_D 0x040 // Dirty
+#define PTE_SOFT 0x380 // Reserved for Software
+
+#define PTE_TYPE_TABLE 0x00
+#define PTE_TYPE_TABLE_GLOBAL 0x02
+#define PTE_TYPE_URX_SR 0x04
+#define PTE_TYPE_URWX_SRW 0x06
+#define PTE_TYPE_UR_SR 0x08
+#define PTE_TYPE_URW_SRW 0x0A
+#define PTE_TYPE_URX_SRX 0x0C
+#define PTE_TYPE_URWX_SRWX 0x0E
+#define PTE_TYPE_SR 0x10
+#define PTE_TYPE_SRW 0x12
+#define PTE_TYPE_SRX 0x14
+#define PTE_TYPE_SRWX 0x16
+#define PTE_TYPE_SR_GLOBAL 0x18
+#define PTE_TYPE_SRW_GLOBAL 0x1A
+#define PTE_TYPE_SRX_GLOBAL 0x1C
+#define PTE_TYPE_SRWX_GLOBAL 0x1E
+
+#define PTE_PPN_SHIFT 10
+
+#define PTE_TABLE(PTE) ((0x0000000AU >> ((PTE) & 0x1F)) & 1)
+#define PTE_UR(PTE) ((0x0000AAA0U >> ((PTE) & 0x1F)) & 1)
+#define PTE_UW(PTE) ((0x00008880U >> ((PTE) & 0x1F)) & 1)
+#define PTE_UX(PTE) ((0x0000A0A0U >> ((PTE) & 0x1F)) & 1)
+#define PTE_SR(PTE) ((0xAAAAAAA0U >> ((PTE) & 0x1F)) & 1)
+#define PTE_SW(PTE) ((0x88888880U >> ((PTE) & 0x1F)) & 1)
+#define PTE_SX(PTE) ((0xA0A0A000U >> ((PTE) & 0x1F)) & 1)
+
+#define PTE_CHECK_PERM(PTE, SUPERVISOR, STORE, FETCH) \
+ ((STORE) ? ((SUPERVISOR) ? PTE_SW(PTE) : PTE_UW(PTE)) : \
+ (FETCH) ? ((SUPERVISOR) ? PTE_SX(PTE) : PTE_UX(PTE)) : \
+ ((SUPERVISOR) ? PTE_SR(PTE) : PTE_UR(PTE)))
#ifdef __riscv
#ifdef __riscv64
-# define RISCV_PGLEVELS 3
-# define RISCV_PGSHIFT 13
+# define MSTATUS_SD MSTATUS64_SD
+# define SSTATUS_SD SSTATUS64_SD
+# define RISCV_PGLEVEL_BITS 9
#else
-# define RISCV_PGLEVELS 2
-# define RISCV_PGSHIFT 12
+# define MSTATUS_SD MSTATUS32_SD
+# define SSTATUS_SD SSTATUS32_SD
+# define RISCV_PGLEVEL_BITS 10
#endif
-#define RISCV_PGLEVEL_BITS 10
+#define RISCV_PGSHIFT 12
#define RISCV_PGSIZE (1 << RISCV_PGSHIFT)
#ifndef __ASSEMBLER__
-#define read_csr(reg) ({ long __tmp; \
+#ifdef __GNUC__
+
+#if __GNUC__ < 5
+// stubbed out until we're safely on gcc-5.1+ with the new ABI
+#define read_csr(reg) ({ 0; })
+#define write_csr(reg, val)
+#define swap_csr(reg, val) ({ val; })
+#define set_csr(reg, bit) ({ bit; })
+#define clear_csr(reg, bit) ({ bit; })
+#else
+#define read_csr(reg) ({ unsigned long __tmp; \
asm volatile ("csrr %0, " #reg : "=r"(__tmp)); \
__tmp; })
@@ -63,31 +139,26 @@
asm volatile ("csrrw %0, " #reg ", %1" : "=r"(__tmp) : "r"(val)); \
__tmp; })
-#define set_csr(reg, bit) ({ long __tmp; \
+#define set_csr(reg, bit) ({ unsigned long __tmp; \
if (__builtin_constant_p(bit) && (bit) < 32) \
asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "i"(bit)); \
else \
asm volatile ("csrrs %0, " #reg ", %1" : "=r"(__tmp) : "r"(bit)); \
__tmp; })
-#define clear_csr(reg, bit) ({ long __tmp; \
+#define clear_csr(reg, bit) ({ unsigned long __tmp; \
if (__builtin_constant_p(bit) && (bit) < 32) \
asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "i"(bit)); \
else \
asm volatile ("csrrc %0, " #reg ", %1" : "=r"(__tmp) : "r"(bit)); \
__tmp; })
+#endif
-#define rdtime() ({ unsigned long __tmp; \
- asm volatile ("rdtime %0" : "=r"(__tmp)); \
- __tmp; })
-
-#define rdcycle() ({ unsigned long __tmp; \
- asm volatile ("rdcycle %0" : "=r"(__tmp)); \
- __tmp; })
+#define rdtime() read_csr(time)
+#define rdcycle() read_csr(cycle)
+#define rdinstret() read_csr(instret)
-#define rdinstret() ({ unsigned long __tmp; \
- asm volatile ("rdinstret %0" : "=r"(__tmp)); \
- __tmp; })
+#endif
#endif
@@ -97,346 +168,395 @@
/* Automatically generated by parse-opcodes */
#ifndef RISCV_ENCODING_H
#define RISCV_ENCODING_H
-#define MATCH_FMV_S_X 0xf0000053
-#define MASK_FMV_S_X 0xfff0707f
-#define MATCH_AMOXOR_W 0x2000202f
-#define MASK_AMOXOR_W 0xf800707f
-#define MATCH_REMUW 0x200703b
-#define MASK_REMUW 0xfe00707f
-#define MATCH_FMIN_D 0x2a000053
-#define MASK_FMIN_D 0xfe00707f
+#define MATCH_ADD 0x33
+#define MASK_ADD 0xfe00707f
+#define MATCH_ADDI 0x13
+#define MASK_ADDI 0x707f
+#define MATCH_ADDIW 0x1b
+#define MASK_ADDIW 0x707f
+#define MATCH_ADDW 0x3b
+#define MASK_ADDW 0xfe00707f
+#define MATCH_AMOADD_D 0x302f
+#define MASK_AMOADD_D 0xf800707f
+#define MATCH_AMOADD_W 0x202f
+#define MASK_AMOADD_W 0xf800707f
+#define MATCH_AMOAND_D 0x6000302f
+#define MASK_AMOAND_D 0xf800707f
+#define MATCH_AMOAND_W 0x6000202f
+#define MASK_AMOAND_W 0xf800707f
#define MATCH_AMOMAX_D 0xa000302f
#define MASK_AMOMAX_D 0xf800707f
+#define MATCH_AMOMAX_W 0xa000202f
+#define MASK_AMOMAX_W 0xf800707f
+#define MATCH_AMOMAXU_D 0xe000302f
+#define MASK_AMOMAXU_D 0xf800707f
+#define MATCH_AMOMAXU_W 0xe000202f
+#define MASK_AMOMAXU_W 0xf800707f
+#define MATCH_AMOMIN_D 0x8000302f
+#define MASK_AMOMIN_D 0xf800707f
+#define MATCH_AMOMIN_W 0x8000202f
+#define MASK_AMOMIN_W 0xf800707f
+#define MATCH_AMOMINU_D 0xc000302f
+#define MASK_AMOMINU_D 0xf800707f
+#define MATCH_AMOMINU_W 0xc000202f
+#define MASK_AMOMINU_W 0xf800707f
+#define MATCH_AMOOR_D 0x4000302f
+#define MASK_AMOOR_D 0xf800707f
+#define MATCH_AMOOR_W 0x4000202f
+#define MASK_AMOOR_W 0xf800707f
+#define MATCH_AMOSWAP_D 0x800302f
+#define MASK_AMOSWAP_D 0xf800707f
+#define MATCH_AMOSWAP_W 0x800202f
+#define MASK_AMOSWAP_W 0xf800707f
+#define MATCH_AMOXOR_D 0x2000302f
+#define MASK_AMOXOR_D 0xf800707f
+#define MATCH_AMOXOR_W 0x2000202f
+#define MASK_AMOXOR_W 0xf800707f
+#define MATCH_AND 0x7033
+#define MASK_AND 0xfe00707f
+#define MATCH_ANDI 0x7013
+#define MASK_ANDI 0x707f
+#define MATCH_AUIPC 0x17
+#define MASK_AUIPC 0x7f
+#define MATCH_BEQ 0x63
+#define MASK_BEQ 0x707f
+#define MATCH_BGE 0x5063
+#define MASK_BGE 0x707f
+#define MATCH_BGEU 0x7063
+#define MASK_BGEU 0x707f
+#define MATCH_BLT 0x4063
+#define MASK_BLT 0x707f
#define MATCH_BLTU 0x6063
#define MASK_BLTU 0x707f
-#define MATCH_FSGNJN_D 0x22001053
-#define MASK_FSGNJN_D 0xfe00707f
-#define MATCH_FMIN_S 0x28000053
-#define MASK_FMIN_S 0xfe00707f
-#define MATCH_CSRRW 0x1073
-#define MASK_CSRRW 0x707f
-#define MATCH_SLLIW 0x101b
-#define MASK_SLLIW 0xfe00707f
-#define MATCH_LB 0x3
-#define MASK_LB 0x707f
-#define MATCH_FMAX_S 0x28001053
-#define MASK_FMAX_S 0xfe00707f
-#define MATCH_LH 0x1003
-#define MASK_LH 0x707f
-#define MATCH_FCVT_D_W 0xd2000053
-#define MASK_FCVT_D_W 0xfff0007f
-#define MATCH_LW 0x2003
-#define MASK_LW 0x707f
-#define MATCH_ADD 0x33
-#define MASK_ADD 0xfe00707f
-#define MATCH_CSRRC 0x3073
-#define MASK_CSRRC 0x707f
-#define MATCH_FMAX_D 0x2a001053
-#define MASK_FMAX_D 0xfe00707f
#define MATCH_BNE 0x1063
#define MASK_BNE 0x707f
-#define MATCH_FCVT_S_D 0x40100053
-#define MASK_FCVT_S_D 0xfff0007f
-#define MATCH_BGEU 0x7063
-#define MASK_BGEU 0x707f
+#define MATCH_C_ADD 0x1000
+#define MASK_C_ADD 0xf003
+#define MATCH_C_ADD3 0xa000
+#define MASK_C_ADD3 0xe063
+#define MATCH_C_ADDI 0xc002
+#define MASK_C_ADDI 0xe003
+#define MATCH_C_ADDI4SPN 0xa001
+#define MASK_C_ADDI4SPN 0xe003
+#define MATCH_C_ADDIW 0xe002
+#define MASK_C_ADDIW 0xe003
+#define MATCH_C_ADDW 0x9000
+#define MASK_C_ADDW 0xf003
+#define MATCH_C_AND3 0xa060
+#define MASK_C_AND3 0xe063
+#define MATCH_C_BEQZ 0x4002
+#define MASK_C_BEQZ 0xe003
+#define MATCH_C_BNEZ 0x6002
+#define MASK_C_BNEZ 0xe003
+#define MATCH_C_J 0x2
+#define MASK_C_J 0xe003
+#define MATCH_C_JAL 0x2002
+#define MASK_C_JAL 0xe003
+#define MATCH_C_LD 0xe000
+#define MASK_C_LD 0xe003
+#define MATCH_C_LDSP 0xe001
+#define MASK_C_LDSP 0xe003
+#define MATCH_C_LI 0x8002
+#define MASK_C_LI 0xe003
+#define MATCH_C_LUI 0xa002
+#define MASK_C_LUI 0xe003
+#define MATCH_C_LW 0xc000
+#define MASK_C_LW 0xe003
+#define MATCH_C_LWSP 0xc001
+#define MASK_C_LWSP 0xe003
+#define MATCH_C_MV 0x0
+#define MASK_C_MV 0xf003
+#define MATCH_C_OR3 0xa040
+#define MASK_C_OR3 0xe063
+#define MATCH_C_SD 0x6000
+#define MASK_C_SD 0xe003
+#define MATCH_C_SDSP 0x6001
+#define MASK_C_SDSP 0xe003
+#define MATCH_C_SLLI 0x1
+#define MASK_C_SLLI 0xe003
+#define MATCH_C_SLLIW 0x8001
+#define MASK_C_SLLIW 0xe003
+#define MATCH_C_SRAI 0x2000
+#define MASK_C_SRAI 0xe003
+#define MATCH_C_SRLI 0x2001
+#define MASK_C_SRLI 0xe003
+#define MATCH_C_SUB 0x8000
+#define MASK_C_SUB 0xf003
+#define MATCH_C_SUB3 0xa020
+#define MASK_C_SUB3 0xe063
+#define MATCH_C_SW 0x4000
+#define MASK_C_SW 0xe003
+#define MATCH_C_SWSP 0x4001
+#define MASK_C_SWSP 0xe003
+#define MATCH_CSRRC 0x3073
+#define MASK_CSRRC 0x707f
+#define MATCH_CSRRCI 0x7073
+#define MASK_CSRRCI 0x707f
+#define MATCH_CSRRS 0x2073
+#define MASK_CSRRS 0x707f
+#define MATCH_CSRRSI 0x6073
+#define MASK_CSRRSI 0x707f
+#define MATCH_CSRRW 0x1073
+#define MASK_CSRRW 0x707f
+#define MATCH_CSRRWI 0x5073
+#define MASK_CSRRWI 0x707f
+#define MATCH_DIV 0x2004033
+#define MASK_DIV 0xfe00707f
+#define MATCH_DIVU 0x2005033
+#define MASK_DIVU 0xfe00707f
+#define MATCH_DIVUW 0x200503b
+#define MASK_DIVUW 0xfe00707f
+#define MATCH_DIVW 0x200403b
+#define MASK_DIVW 0xfe00707f
#define MATCH_FADD_D 0x2000053
#define MASK_FADD_D 0xfe00007f
-#define MATCH_SLTIU 0x3013
-#define MASK_SLTIU 0x707f
#define MATCH_FADD_S 0x53
#define MASK_FADD_S 0xfe00007f
#define MATCH_FCLASS_D 0xe2001053
#define MASK_FCLASS_D 0xfff0707f
-#define MATCH_FCVT_S_W 0xd0000053
-#define MASK_FCVT_S_W 0xfff0007f
-#define MATCH_MUL 0x2000033
-#define MASK_MUL 0xfe00707f
-#define MATCH_AMOMINU_D 0xc000302f
-#define MASK_AMOMINU_D 0xf800707f
+#define MATCH_FCLASS_S 0xe0001053
+#define MASK_FCLASS_S 0xfff0707f
+#define MATCH_FCVT_D_L 0xd2200053
+#define MASK_FCVT_D_L 0xfff0007f
+#define MATCH_FCVT_D_LU 0xd2300053
+#define MASK_FCVT_D_LU 0xfff0007f
+#define MATCH_FCVT_D_S 0x42000053
+#define MASK_FCVT_D_S 0xfff0007f
+#define MATCH_FCVT_D_W 0xd2000053
+#define MASK_FCVT_D_W 0xfff0007f
+#define MATCH_FCVT_D_WU 0xd2100053
+#define MASK_FCVT_D_WU 0xfff0007f
+#define MATCH_FCVT_L_D 0xc2200053
+#define MASK_FCVT_L_D 0xfff0007f
+#define MATCH_FCVT_L_S 0xc0200053
+#define MASK_FCVT_L_S 0xfff0007f
+#define MATCH_FCVT_LU_D 0xc2300053
+#define MASK_FCVT_LU_D 0xfff0007f
+#define MATCH_FCVT_LU_S 0xc0300053
+#define MASK_FCVT_LU_S 0xfff0007f
+#define MATCH_FCVT_S_D 0x40100053
+#define MASK_FCVT_S_D 0xfff0007f
+#define MATCH_FCVT_S_L 0xd0200053
+#define MASK_FCVT_S_L 0xfff0007f
#define MATCH_FCVT_S_LU 0xd0300053
#define MASK_FCVT_S_LU 0xfff0007f
-#define MATCH_SRLI 0x5013
-#define MASK_SRLI 0xfc00707f
-#define MATCH_AMOMINU_W 0xc000202f
-#define MASK_AMOMINU_W 0xf800707f
-#define MATCH_DIVUW 0x200503b
-#define MASK_DIVUW 0xfe00707f
-#define MATCH_MULW 0x200003b
-#define MASK_MULW 0xfe00707f
-#define MATCH_SRLW 0x503b
-#define MASK_SRLW 0xfe00707f
-#define MATCH_DIV 0x2004033
-#define MASK_DIV 0xfe00707f
+#define MATCH_FCVT_S_W 0xd0000053
+#define MASK_FCVT_S_W 0xfff0007f
+#define MATCH_FCVT_S_WU 0xd0100053
+#define MASK_FCVT_S_WU 0xfff0007f
+#define MATCH_FCVT_W_D 0xc2000053
+#define MASK_FCVT_W_D 0xfff0007f
+#define MATCH_FCVT_W_S 0xc0000053
+#define MASK_FCVT_W_S 0xfff0007f
+#define MATCH_FCVT_WU_D 0xc2100053
+#define MASK_FCVT_WU_D 0xfff0007f
+#define MATCH_FCVT_WU_S 0xc0100053
+#define MASK_FCVT_WU_S 0xfff0007f
#define MATCH_FDIV_D 0x1a000053
#define MASK_FDIV_D 0xfe00007f
-#define MATCH_FENCE 0xf
-#define MASK_FENCE 0x707f
-#define MATCH_FNMSUB_S 0x4b
-#define MASK_FNMSUB_S 0x600007f
-#define MATCH_FCVT_L_S 0xc0200053
-#define MASK_FCVT_L_S 0xfff0007f
-#define MATCH_SBREAK 0x100073
-#define MASK_SBREAK 0xffffffff
-#define MATCH_FLE_S 0xa0000053
-#define MASK_FLE_S 0xfe00707f
#define MATCH_FDIV_S 0x18000053
#define MASK_FDIV_S 0xfe00007f
-#define MATCH_FLE_D 0xa2000053
-#define MASK_FLE_D 0xfe00707f
+#define MATCH_FENCE 0xf
+#define MASK_FENCE 0x707f
#define MATCH_FENCE_I 0x100f
#define MASK_FENCE_I 0x707f
-#define MATCH_FNMSUB_D 0x200004b
-#define MASK_FNMSUB_D 0x600007f
-#define MATCH_ADDW 0x3b
-#define MASK_ADDW 0xfe00707f
-#define MATCH_SLL 0x1033
-#define MASK_SLL 0xfe00707f
-#define MATCH_XOR 0x4033
-#define MASK_XOR 0xfe00707f
-#define MATCH_SUB 0x40000033
-#define MASK_SUB 0xfe00707f
-#define MATCH_BLT 0x4063
-#define MASK_BLT 0x707f
-#define MATCH_SCALL 0x73
-#define MASK_SCALL 0xffffffff
-#define MATCH_FCLASS_S 0xe0001053
-#define MASK_FCLASS_S 0xfff0707f
-#define MATCH_SC_W 0x1800202f
-#define MASK_SC_W 0xf800707f
-#define MATCH_REM 0x2006033
-#define MASK_REM 0xfe00707f
-#define MATCH_SRLIW 0x501b
-#define MASK_SRLIW 0xfe00707f
-#define MATCH_LUI 0x37
-#define MASK_LUI 0x7f
-#define MATCH_CSRRCI 0x7073
-#define MASK_CSRRCI 0x707f
-#define MATCH_ADDI 0x13
-#define MASK_ADDI 0x707f
-#define MATCH_MULH 0x2001033
-#define MASK_MULH 0xfe00707f
-#define MATCH_FMUL_S 0x10000053
-#define MASK_FMUL_S 0xfe00007f
-#define MATCH_CSRRSI 0x6073
-#define MASK_CSRRSI 0x707f
-#define MATCH_SRAI 0x40005013
-#define MASK_SRAI 0xfc00707f
-#define MATCH_AMOAND_D 0x6000302f
-#define MASK_AMOAND_D 0xf800707f
+#define MATCH_FEQ_D 0xa2002053
+#define MASK_FEQ_D 0xfe00707f
+#define MATCH_FEQ_S 0xa0002053
+#define MASK_FEQ_S 0xfe00707f
+#define MATCH_FLD 0x3007
+#define MASK_FLD 0x707f
+#define MATCH_FLE_D 0xa2000053
+#define MASK_FLE_D 0xfe00707f
+#define MATCH_FLE_S 0xa0000053
+#define MASK_FLE_S 0xfe00707f
#define MATCH_FLT_D 0xa2001053
#define MASK_FLT_D 0xfe00707f
-#define MATCH_SRAW 0x4000503b
-#define MASK_SRAW 0xfe00707f
-#define MATCH_FMUL_D 0x12000053
-#define MASK_FMUL_D 0xfe00007f
-#define MATCH_LD 0x3003
-#define MASK_LD 0x707f
-#define MATCH_ORI 0x6013
-#define MASK_ORI 0x707f
-#define MATCH_CSRRS 0x2073
-#define MASK_CSRRS 0x707f
#define MATCH_FLT_S 0xa0001053
#define MASK_FLT_S 0xfe00707f
-#define MATCH_ADDIW 0x1b
-#define MASK_ADDIW 0x707f
-#define MATCH_AMOAND_W 0x6000202f
-#define MASK_AMOAND_W 0xf800707f
-#define MATCH_FEQ_S 0xa0002053
-#define MASK_FEQ_S 0xfe00707f
-#define MATCH_FSGNJX_D 0x22002053
-#define MASK_FSGNJX_D 0xfe00707f
-#define MATCH_SRA 0x40005033
-#define MASK_SRA 0xfe00707f
-#define MATCH_BGE 0x5063
-#define MASK_BGE 0x707f
-#define MATCH_SRAIW 0x4000501b
-#define MASK_SRAIW 0xfe00707f
-#define MATCH_SRL 0x5033
-#define MASK_SRL 0xfe00707f
-#define MATCH_FSUB_D 0xa000053
-#define MASK_FSUB_D 0xfe00007f
-#define MATCH_FSGNJX_S 0x20002053
-#define MASK_FSGNJX_S 0xfe00707f
-#define MATCH_FEQ_D 0xa2002053
-#define MASK_FEQ_D 0xfe00707f
-#define MATCH_FCVT_D_WU 0xd2100053
-#define MASK_FCVT_D_WU 0xfff0007f
-#define MATCH_OR 0x6033
-#define MASK_OR 0xfe00707f
-#define MATCH_FCVT_WU_D 0xc2100053
-#define MASK_FCVT_WU_D 0xfff0007f
-#define MATCH_SUBW 0x4000003b
-#define MASK_SUBW 0xfe00707f
-#define MATCH_FCVT_D_L 0xd2200053
-#define MASK_FCVT_D_L 0xfff0007f
-#define MATCH_AMOMAXU_D 0xe000302f
-#define MASK_AMOMAXU_D 0xf800707f
-#define MATCH_XORI 0x4013
-#define MASK_XORI 0x707f
-#define MATCH_AMOXOR_D 0x2000302f
-#define MASK_AMOXOR_D 0xf800707f
-#define MATCH_AMOMAXU_W 0xe000202f
-#define MASK_AMOMAXU_W 0xf800707f
-#define MATCH_FCVT_WU_S 0xc0100053
-#define MASK_FCVT_WU_S 0xfff0007f
-#define MATCH_ANDI 0x7013
-#define MASK_ANDI 0x707f
-#define MATCH_FMV_X_S 0xe0000053
-#define MASK_FMV_X_S 0xfff0707f
-#define MATCH_SRET 0x80000073
-#define MASK_SRET 0xffffffff
-#define MATCH_FNMADD_S 0x4f
-#define MASK_FNMADD_S 0x600007f
-#define MATCH_JAL 0x6f
-#define MASK_JAL 0x7f
-#define MATCH_LWU 0x6003
-#define MASK_LWU 0x707f
-#define MATCH_FMV_X_D 0xe2000053
-#define MASK_FMV_X_D 0xfff0707f
-#define MATCH_FCVT_D_S 0x42000053
-#define MASK_FCVT_D_S 0xfff0007f
-#define MATCH_FNMADD_D 0x200004f
-#define MASK_FNMADD_D 0x600007f
-#define MATCH_AMOADD_D 0x302f
-#define MASK_AMOADD_D 0xf800707f
-#define MATCH_LR_D 0x1000302f
-#define MASK_LR_D 0xf9f0707f
-#define MATCH_FCVT_W_S 0xc0000053
-#define MASK_FCVT_W_S 0xfff0007f
-#define MATCH_MULHSU 0x2002033
-#define MASK_MULHSU 0xfe00707f
-#define MATCH_AMOADD_W 0x202f
-#define MASK_AMOADD_W 0xf800707f
-#define MATCH_FCVT_D_LU 0xd2300053
-#define MASK_FCVT_D_LU 0xfff0007f
-#define MATCH_LR_W 0x1000202f
-#define MASK_LR_W 0xf9f0707f
-#define MATCH_FCVT_W_D 0xc2000053
-#define MASK_FCVT_W_D 0xfff0007f
-#define MATCH_SLT 0x2033
-#define MASK_SLT 0xfe00707f
-#define MATCH_SLLW 0x103b
-#define MASK_SLLW 0xfe00707f
-#define MATCH_AMOOR_D 0x4000302f
-#define MASK_AMOOR_D 0xf800707f
-#define MATCH_SLTI 0x2013
-#define MASK_SLTI 0x707f
-#define MATCH_REMU 0x2007033
-#define MASK_REMU 0xfe00707f
#define MATCH_FLW 0x2007
#define MASK_FLW 0x707f
-#define MATCH_REMW 0x200603b
-#define MASK_REMW 0xfe00707f
-#define MATCH_SLTU 0x3033
-#define MASK_SLTU 0xfe00707f
-#define MATCH_SLLI 0x1013
-#define MASK_SLLI 0xfc00707f
-#define MATCH_AMOOR_W 0x4000202f
-#define MASK_AMOOR_W 0xf800707f
-#define MATCH_BEQ 0x63
-#define MASK_BEQ 0x707f
-#define MATCH_FLD 0x3007
-#define MASK_FLD 0x707f
-#define MATCH_FSUB_S 0x8000053
-#define MASK_FSUB_S 0xfe00007f
-#define MATCH_AND 0x7033
-#define MASK_AND 0xfe00707f
+#define MATCH_FMADD_D 0x2000043
+#define MASK_FMADD_D 0x600007f
+#define MATCH_FMADD_S 0x43
+#define MASK_FMADD_S 0x600007f
+#define MATCH_FMAX_D 0x2a001053
+#define MASK_FMAX_D 0xfe00707f
+#define MATCH_FMAX_S 0x28001053
+#define MASK_FMAX_S 0xfe00707f
+#define MATCH_FMIN_D 0x2a000053
+#define MASK_FMIN_D 0xfe00707f
+#define MATCH_FMIN_S 0x28000053
+#define MASK_FMIN_S 0xfe00707f
+#define MATCH_FMSUB_D 0x2000047
+#define MASK_FMSUB_D 0x600007f
+#define MATCH_FMSUB_S 0x47
+#define MASK_FMSUB_S 0x600007f
+#define MATCH_FMUL_D 0x12000053
+#define MASK_FMUL_D 0xfe00007f
+#define MATCH_FMUL_S 0x10000053
+#define MASK_FMUL_S 0xfe00007f
#define MATCH_FMV_D_X 0xf2000053
#define MASK_FMV_D_X 0xfff0707f
-#define MATCH_LBU 0x4003
-#define MASK_LBU 0x707f
-#define MATCH_FSGNJ_S 0x20000053
-#define MASK_FSGNJ_S 0xfe00707f
-#define MATCH_AMOMAX_W 0xa000202f
-#define MASK_AMOMAX_W 0xf800707f
+#define MATCH_FMV_S_X 0xf0000053
+#define MASK_FMV_S_X 0xfff0707f
+#define MATCH_FMV_X_D 0xe2000053
+#define MASK_FMV_X_D 0xfff0707f
+#define MATCH_FMV_X_S 0xe0000053
+#define MASK_FMV_X_S 0xfff0707f
+#define MATCH_FNMADD_D 0x200004f
+#define MASK_FNMADD_D 0x600007f
+#define MATCH_FNMADD_S 0x4f
+#define MASK_FNMADD_S 0x600007f
+#define MATCH_FNMSUB_D 0x200004b
+#define MASK_FNMSUB_D 0x600007f
+#define MATCH_FNMSUB_S 0x4b
+#define MASK_FNMSUB_S 0x600007f
+#define MATCH_FSD 0x3027
+#define MASK_FSD 0x707f
#define MATCH_FSGNJ_D 0x22000053
#define MASK_FSGNJ_D 0xfe00707f
-#define MATCH_MULHU 0x2003033
-#define MASK_MULHU 0xfe00707f
-#define MATCH_FCVT_L_D 0xc2200053
-#define MASK_FCVT_L_D 0xfff0007f
-#define MATCH_FCVT_S_WU 0xd0100053
-#define MASK_FCVT_S_WU 0xfff0007f
-#define MATCH_FCVT_LU_S 0xc0300053
-#define MASK_FCVT_LU_S 0xfff0007f
-#define MATCH_FCVT_S_L 0xd0200053
-#define MASK_FCVT_S_L 0xfff0007f
-#define MATCH_AUIPC 0x17
-#define MASK_AUIPC 0x7f
-#define MATCH_FCVT_LU_D 0xc2300053
-#define MASK_FCVT_LU_D 0xfff0007f
-#define MATCH_CSRRWI 0x5073
-#define MASK_CSRRWI 0x707f
-#define MATCH_SC_D 0x1800302f
-#define MASK_SC_D 0xf800707f
-#define MATCH_FMADD_S 0x43
-#define MASK_FMADD_S 0x600007f
-#define MATCH_FSQRT_S 0x58000053
-#define MASK_FSQRT_S 0xfff0007f
-#define MATCH_AMOMIN_W 0x8000202f
-#define MASK_AMOMIN_W 0xf800707f
+#define MATCH_FSGNJ_S 0x20000053
+#define MASK_FSGNJ_S 0xfe00707f
+#define MATCH_FSGNJN_D 0x22001053
+#define MASK_FSGNJN_D 0xfe00707f
#define MATCH_FSGNJN_S 0x20001053
#define MASK_FSGNJN_S 0xfe00707f
-#define MATCH_AMOSWAP_D 0x800302f
-#define MASK_AMOSWAP_D 0xf800707f
+#define MATCH_FSGNJX_D 0x22002053
+#define MASK_FSGNJX_D 0xfe00707f
+#define MATCH_FSGNJX_S 0x20002053
+#define MASK_FSGNJX_S 0xfe00707f
#define MATCH_FSQRT_D 0x5a000053
#define MASK_FSQRT_D 0xfff0007f
-#define MATCH_FMADD_D 0x2000043
-#define MASK_FMADD_D 0x600007f
-#define MATCH_DIVW 0x200403b
-#define MASK_DIVW 0xfe00707f
-#define MATCH_AMOMIN_D 0x8000302f
-#define MASK_AMOMIN_D 0xf800707f
-#define MATCH_DIVU 0x2005033
-#define MASK_DIVU 0xfe00707f
-#define MATCH_AMOSWAP_W 0x800202f
-#define MASK_AMOSWAP_W 0xf800707f
+#define MATCH_FSQRT_S 0x58000053
+#define MASK_FSQRT_S 0xfff0007f
+#define MATCH_FSUB_D 0xa000053
+#define MASK_FSUB_D 0xfe00007f
+#define MATCH_FSUB_S 0x8000053
+#define MASK_FSUB_S 0xfe00007f
+#define MATCH_FSW 0x2027
+#define MASK_FSW 0x707f
+#define MATCH_HRTS 0x20500073
+#define MASK_HRTS 0xffffffff
+#define MATCH_JAL 0x6f
+#define MASK_JAL 0x7f
#define MATCH_JALR 0x67
#define MASK_JALR 0x707f
-#define MATCH_FSD 0x3027
-#define MASK_FSD 0x707f
-#define MATCH_SW 0x2023
-#define MASK_SW 0x707f
-#define MATCH_FMSUB_S 0x47
-#define MASK_FMSUB_S 0x600007f
+#define MATCH_LB 0x3
+#define MASK_LB 0x707f
+#define MATCH_LBU 0x4003
+#define MASK_LBU 0x707f
+#define MATCH_LD 0x3003
+#define MASK_LD 0x707f
+#define MATCH_LH 0x1003
+#define MASK_LH 0x707f
#define MATCH_LHU 0x5003
#define MASK_LHU 0x707f
-#define MATCH_SH 0x1023
-#define MASK_SH 0x707f
-#define MATCH_FSW 0x2027
-#define MASK_FSW 0x707f
+#define MATCH_LR_D 0x1000302f
+#define MASK_LR_D 0xf9f0707f
+#define MATCH_LR_W 0x1000202f
+#define MASK_LR_W 0xf9f0707f
+#define MATCH_LUI 0x37
+#define MASK_LUI 0x7f
+#define MATCH_LW 0x2003
+#define MASK_LW 0x707f
+#define MATCH_LWU 0x6003
+#define MASK_LWU 0x707f
+#define MATCH_MRTH 0x30600073
+#define MASK_MRTH 0xffffffff
+#define MATCH_MRTS 0x30500073
+#define MASK_MRTS 0xffffffff
+#define MATCH_MUL 0x2000033
+#define MASK_MUL 0xfe00707f
+#define MATCH_MULH 0x2001033
+#define MASK_MULH 0xfe00707f
+#define MATCH_MULHSU 0x2002033
+#define MASK_MULHSU 0xfe00707f
+#define MATCH_MULHU 0x2003033
+#define MASK_MULHU 0xfe00707f
+#define MATCH_MULW 0x200003b
+#define MASK_MULW 0xfe00707f
+#define MATCH_OR 0x6033
+#define MASK_OR 0xfe00707f
+#define MATCH_ORI 0x6013
+#define MASK_ORI 0x707f
+#define MATCH_REM 0x2006033
+#define MASK_REM 0xfe00707f
+#define MATCH_REMU 0x2007033
+#define MASK_REMU 0xfe00707f
+#define MATCH_REMUW 0x200703b
+#define MASK_REMUW 0xfe00707f
+#define MATCH_REMW 0x200603b
+#define MASK_REMW 0xfe00707f
#define MATCH_SB 0x23
#define MASK_SB 0x707f
-#define MATCH_FMSUB_D 0x2000047
-#define MASK_FMSUB_D 0x600007f
+#define MATCH_SBREAK 0x100073
+#define MASK_SBREAK 0xffffffff
+#define MATCH_SC_D 0x1800302f
+#define MASK_SC_D 0xf800707f
+#define MATCH_SC_W 0x1800202f
+#define MASK_SC_W 0xf800707f
+#define MATCH_SCALL 0x73
+#define MASK_SCALL 0xffffffff
#define MATCH_SD 0x3023
#define MASK_SD 0x707f
+#define MATCH_SFENCE_VM 0x10100073
+#define MASK_SFENCE_VM 0xfff07fff
+#define MATCH_SH 0x1023
+#define MASK_SH 0x707f
+#define MATCH_SLL 0x1033
+#define MASK_SLL 0xfe00707f
+#define MATCH_SLLI 0x1013
+#define MASK_SLLI 0xfc00707f
+#define MATCH_SLLIW 0x101b
+#define MASK_SLLIW 0xfe00707f
+#define MATCH_SLLW 0x103b
+#define MASK_SLLW 0xfe00707f
+#define MATCH_SLT 0x2033
+#define MASK_SLT 0xfe00707f
+#define MATCH_SLTI 0x2013
+#define MASK_SLTI 0x707f
+#define MATCH_SLTIU 0x3013
+#define MASK_SLTIU 0x707f
+#define MATCH_SLTU 0x3033
+#define MASK_SLTU 0xfe00707f
+#define MATCH_SRA 0x40005033
+#define MASK_SRA 0xfe00707f
+#define MATCH_SRAI 0x40005013
+#define MASK_SRAI 0xfc00707f
+#define MATCH_SRAIW 0x4000501b
+#define MASK_SRAIW 0xfe00707f
+#define MATCH_SRAW 0x4000503b
+#define MASK_SRAW 0xfe00707f
+#define MATCH_SRET 0x10000073
+#define MASK_SRET 0xffffffff
+#define MATCH_SRL 0x5033
+#define MASK_SRL 0xfe00707f
+#define MATCH_SRLI 0x5013
+#define MASK_SRLI 0xfc00707f
+#define MATCH_SRLIW 0x501b
+#define MASK_SRLIW 0xfe00707f
+#define MATCH_SRLW 0x503b
+#define MASK_SRLW 0xfe00707f
+#define MATCH_SUB 0x40000033
+#define MASK_SUB 0xfe00707f
+#define MATCH_SUBW 0x4000003b
+#define MASK_SUBW 0xfe00707f
+#define MATCH_SW 0x2023
+#define MASK_SW 0x707f
+#define MATCH_WFI 0x10200073
+#define MASK_WFI 0xffffffff
+#define MATCH_XOR 0x4033
+#define MASK_XOR 0xfe00707f
+#define MATCH_XORI 0x4013
+#define MASK_XORI 0x707f
#define CSR_FFLAGS 0x1
#define CSR_FRM 0x2
#define CSR_FCSR 0x3
-#define CSR_STATS 0xc0
-#define CSR_SUP0 0x500
-#define CSR_SUP1 0x501
-#define CSR_EPC 0x502
-#define CSR_BADVADDR 0x503
-#define CSR_PTBR 0x504
-#define CSR_ASID 0x505
-#define CSR_COUNT 0x506
-#define CSR_COMPARE 0x507
-#define CSR_EVEC 0x508
-#define CSR_CAUSE 0x509
-#define CSR_STATUS 0x50a
-#define CSR_HARTID 0x50b
-#define CSR_IMPL 0x50c
-#define CSR_FATC 0x50d
-#define CSR_SEND_IPI 0x50e
-#define CSR_CLEAR_IPI 0x50f
-#define CSR_RESET 0x51d
-#define CSR_TOHOST 0x51e
-#define CSR_FROMHOST 0x51f
#define CSR_CYCLE 0xc00
#define CSR_TIME 0xc01
#define CSR_INSTRET 0xc02
+#define CSR_STATS 0xc0
#define CSR_UARCH0 0xcc0
#define CSR_UARCH1 0xcc1
#define CSR_UARCH2 0xcc2
@@ -453,209 +573,263 @@
#define CSR_UARCH13 0xccd
#define CSR_UARCH14 0xcce
#define CSR_UARCH15 0xccf
-#define CSR_COUNTH 0x586
+#define CSR_SSTATUS 0x100
+#define CSR_STVEC 0x101
+#define CSR_SIE 0x104
+#define CSR_SSCRATCH 0x140
+#define CSR_SEPC 0x141
+#define CSR_SIP 0x144
+#define CSR_SPTBR 0x180
+#define CSR_SASID 0x181
+#define CSR_CYCLEW 0x900
+#define CSR_TIMEW 0x901
+#define CSR_INSTRETW 0x902
+#define CSR_STIME 0xd01
+#define CSR_SCAUSE 0xd42
+#define CSR_SBADADDR 0xd43
+#define CSR_STIMEW 0xa01
+#define CSR_MSTATUS 0x300
+#define CSR_MTVEC 0x301
+#define CSR_MTDELEG 0x302
+#define CSR_MIE 0x304
+#define CSR_MTIMECMP 0x321
+#define CSR_MSCRATCH 0x340
+#define CSR_MEPC 0x341
+#define CSR_MCAUSE 0x342
+#define CSR_MBADADDR 0x343
+#define CSR_MIP 0x344
+#define CSR_MTIME 0x701
+#define CSR_MCPUID 0xf00
+#define CSR_MIMPID 0xf01
+#define CSR_MHARTID 0xf10
+#define CSR_MTOHOST 0x780
+#define CSR_MFROMHOST 0x781
+#define CSR_MRESET 0x782
+#define CSR_SEND_IPI 0x783
#define CSR_CYCLEH 0xc80
#define CSR_TIMEH 0xc81
#define CSR_INSTRETH 0xc82
+#define CSR_CYCLEHW 0x980
+#define CSR_TIMEHW 0x981
+#define CSR_INSTRETHW 0x982
+#define CSR_STIMEH 0xd81
+#define CSR_STIMEHW 0xa81
+#define CSR_MTIMECMPH 0x361
+#define CSR_MTIMEH 0x741
#define CAUSE_MISALIGNED_FETCH 0x0
#define CAUSE_FAULT_FETCH 0x1
#define CAUSE_ILLEGAL_INSTRUCTION 0x2
-#define CAUSE_PRIVILEGED_INSTRUCTION 0x3
-#define CAUSE_FP_DISABLED 0x4
-#define CAUSE_SYSCALL 0x6
-#define CAUSE_BREAKPOINT 0x7
-#define CAUSE_MISALIGNED_LOAD 0x8
-#define CAUSE_MISALIGNED_STORE 0x9
-#define CAUSE_FAULT_LOAD 0xa
-#define CAUSE_FAULT_STORE 0xb
-#define CAUSE_ACCELERATOR_DISABLED 0xc
+#define CAUSE_BREAKPOINT 0x3
+#define CAUSE_MISALIGNED_LOAD 0x4
+#define CAUSE_FAULT_LOAD 0x5
+#define CAUSE_MISALIGNED_STORE 0x6
+#define CAUSE_FAULT_STORE 0x7
+#define CAUSE_USER_ECALL 0x8
+#define CAUSE_SUPERVISOR_ECALL 0x9
+#define CAUSE_HYPERVISOR_ECALL 0xa
+#define CAUSE_MACHINE_ECALL 0xb
#endif
#ifdef DECLARE_INSN
-DECLARE_INSN(fmv_s_x, MATCH_FMV_S_X, MASK_FMV_S_X)
-DECLARE_INSN(amoxor_w, MATCH_AMOXOR_W, MASK_AMOXOR_W)
-DECLARE_INSN(remuw, MATCH_REMUW, MASK_REMUW)
-DECLARE_INSN(fmin_d, MATCH_FMIN_D, MASK_FMIN_D)
+DECLARE_INSN(add, MATCH_ADD, MASK_ADD)
+DECLARE_INSN(addi, MATCH_ADDI, MASK_ADDI)
+DECLARE_INSN(addiw, MATCH_ADDIW, MASK_ADDIW)
+DECLARE_INSN(addw, MATCH_ADDW, MASK_ADDW)
+DECLARE_INSN(amoadd_d, MATCH_AMOADD_D, MASK_AMOADD_D)
+DECLARE_INSN(amoadd_w, MATCH_AMOADD_W, MASK_AMOADD_W)
+DECLARE_INSN(amoand_d, MATCH_AMOAND_D, MASK_AMOAND_D)
+DECLARE_INSN(amoand_w, MATCH_AMOAND_W, MASK_AMOAND_W)
DECLARE_INSN(amomax_d, MATCH_AMOMAX_D, MASK_AMOMAX_D)
+DECLARE_INSN(amomax_w, MATCH_AMOMAX_W, MASK_AMOMAX_W)
+DECLARE_INSN(amomaxu_d, MATCH_AMOMAXU_D, MASK_AMOMAXU_D)
+DECLARE_INSN(amomaxu_w, MATCH_AMOMAXU_W, MASK_AMOMAXU_W)
+DECLARE_INSN(amomin_d, MATCH_AMOMIN_D, MASK_AMOMIN_D)
+DECLARE_INSN(amomin_w, MATCH_AMOMIN_W, MASK_AMOMIN_W)
+DECLARE_INSN(amominu_d, MATCH_AMOMINU_D, MASK_AMOMINU_D)
+DECLARE_INSN(amominu_w, MATCH_AMOMINU_W, MASK_AMOMINU_W)
+DECLARE_INSN(amoor_d, MATCH_AMOOR_D, MASK_AMOOR_D)
+DECLARE_INSN(amoor_w, MATCH_AMOOR_W, MASK_AMOOR_W)
+DECLARE_INSN(amoswap_d, MATCH_AMOSWAP_D, MASK_AMOSWAP_D)
+DECLARE_INSN(amoswap_w, MATCH_AMOSWAP_W, MASK_AMOSWAP_W)
+DECLARE_INSN(amoxor_d, MATCH_AMOXOR_D, MASK_AMOXOR_D)
+DECLARE_INSN(amoxor_w, MATCH_AMOXOR_W, MASK_AMOXOR_W)
+DECLARE_INSN(and, MATCH_AND, MASK_AND)
+DECLARE_INSN(andi, MATCH_ANDI, MASK_ANDI)
+DECLARE_INSN(auipc, MATCH_AUIPC, MASK_AUIPC)
+DECLARE_INSN(beq, MATCH_BEQ, MASK_BEQ)
+DECLARE_INSN(bge, MATCH_BGE, MASK_BGE)
+DECLARE_INSN(bgeu, MATCH_BGEU, MASK_BGEU)
+DECLARE_INSN(blt, MATCH_BLT, MASK_BLT)
DECLARE_INSN(bltu, MATCH_BLTU, MASK_BLTU)
-DECLARE_INSN(fsgnjn_d, MATCH_FSGNJN_D, MASK_FSGNJN_D)
-DECLARE_INSN(fmin_s, MATCH_FMIN_S, MASK_FMIN_S)
-DECLARE_INSN(csrrw, MATCH_CSRRW, MASK_CSRRW)
-DECLARE_INSN(slliw, MATCH_SLLIW, MASK_SLLIW)
-DECLARE_INSN(lb, MATCH_LB, MASK_LB)
-DECLARE_INSN(fmax_s, MATCH_FMAX_S, MASK_FMAX_S)
-DECLARE_INSN(lh, MATCH_LH, MASK_LH)
-DECLARE_INSN(fcvt_d_w, MATCH_FCVT_D_W, MASK_FCVT_D_W)
-DECLARE_INSN(lw, MATCH_LW, MASK_LW)
-DECLARE_INSN(add, MATCH_ADD, MASK_ADD)
-DECLARE_INSN(csrrc, MATCH_CSRRC, MASK_CSRRC)
-DECLARE_INSN(fmax_d, MATCH_FMAX_D, MASK_FMAX_D)
DECLARE_INSN(bne, MATCH_BNE, MASK_BNE)
-DECLARE_INSN(fcvt_s_d, MATCH_FCVT_S_D, MASK_FCVT_S_D)
-DECLARE_INSN(bgeu, MATCH_BGEU, MASK_BGEU)
+DECLARE_INSN(c_add, MATCH_C_ADD, MASK_C_ADD)
+DECLARE_INSN(c_add3, MATCH_C_ADD3, MASK_C_ADD3)
+DECLARE_INSN(c_addi, MATCH_C_ADDI, MASK_C_ADDI)
+DECLARE_INSN(c_addi4spn, MATCH_C_ADDI4SPN, MASK_C_ADDI4SPN)
+DECLARE_INSN(c_addiw, MATCH_C_ADDIW, MASK_C_ADDIW)
+DECLARE_INSN(c_addw, MATCH_C_ADDW, MASK_C_ADDW)
+DECLARE_INSN(c_and3, MATCH_C_AND3, MASK_C_AND3)
+DECLARE_INSN(c_beqz, MATCH_C_BEQZ, MASK_C_BEQZ)
+DECLARE_INSN(c_bnez, MATCH_C_BNEZ, MASK_C_BNEZ)
+DECLARE_INSN(c_j, MATCH_C_J, MASK_C_J)
+DECLARE_INSN(c_jal, MATCH_C_JAL, MASK_C_JAL)
+DECLARE_INSN(c_ld, MATCH_C_LD, MASK_C_LD)
+DECLARE_INSN(c_ldsp, MATCH_C_LDSP, MASK_C_LDSP)
+DECLARE_INSN(c_li, MATCH_C_LI, MASK_C_LI)
+DECLARE_INSN(c_lui, MATCH_C_LUI, MASK_C_LUI)
+DECLARE_INSN(c_lw, MATCH_C_LW, MASK_C_LW)
+DECLARE_INSN(c_lwsp, MATCH_C_LWSP, MASK_C_LWSP)
+DECLARE_INSN(c_mv, MATCH_C_MV, MASK_C_MV)
+DECLARE_INSN(c_or3, MATCH_C_OR3, MASK_C_OR3)
+DECLARE_INSN(c_sd, MATCH_C_SD, MASK_C_SD)
+DECLARE_INSN(c_sdsp, MATCH_C_SDSP, MASK_C_SDSP)
+DECLARE_INSN(c_slli, MATCH_C_SLLI, MASK_C_SLLI)
+DECLARE_INSN(c_slliw, MATCH_C_SLLIW, MASK_C_SLLIW)
+DECLARE_INSN(c_srai, MATCH_C_SRAI, MASK_C_SRAI)
+DECLARE_INSN(c_srli, MATCH_C_SRLI, MASK_C_SRLI)
+DECLARE_INSN(c_sub, MATCH_C_SUB, MASK_C_SUB)
+DECLARE_INSN(c_sub3, MATCH_C_SUB3, MASK_C_SUB3)
+DECLARE_INSN(c_sw, MATCH_C_SW, MASK_C_SW)
+DECLARE_INSN(c_swsp, MATCH_C_SWSP, MASK_C_SWSP)
+DECLARE_INSN(csrrc, MATCH_CSRRC, MASK_CSRRC)
+DECLARE_INSN(csrrci, MATCH_CSRRCI, MASK_CSRRCI)
+DECLARE_INSN(csrrs, MATCH_CSRRS, MASK_CSRRS)
+DECLARE_INSN(csrrsi, MATCH_CSRRSI, MASK_CSRRSI)
+DECLARE_INSN(csrrw, MATCH_CSRRW, MASK_CSRRW)
+DECLARE_INSN(csrrwi, MATCH_CSRRWI, MASK_CSRRWI)
+DECLARE_INSN(div, MATCH_DIV, MASK_DIV)
+DECLARE_INSN(divu, MATCH_DIVU, MASK_DIVU)
+DECLARE_INSN(divuw, MATCH_DIVUW, MASK_DIVUW)
+DECLARE_INSN(divw, MATCH_DIVW, MASK_DIVW)
DECLARE_INSN(fadd_d, MATCH_FADD_D, MASK_FADD_D)
-DECLARE_INSN(sltiu, MATCH_SLTIU, MASK_SLTIU)
DECLARE_INSN(fadd_s, MATCH_FADD_S, MASK_FADD_S)
DECLARE_INSN(fclass_d, MATCH_FCLASS_D, MASK_FCLASS_D)
-DECLARE_INSN(fcvt_s_w, MATCH_FCVT_S_W, MASK_FCVT_S_W)
-DECLARE_INSN(mul, MATCH_MUL, MASK_MUL)
-DECLARE_INSN(amominu_d, MATCH_AMOMINU_D, MASK_AMOMINU_D)
+DECLARE_INSN(fclass_s, MATCH_FCLASS_S, MASK_FCLASS_S)
+DECLARE_INSN(fcvt_d_l, MATCH_FCVT_D_L, MASK_FCVT_D_L)
+DECLARE_INSN(fcvt_d_lu, MATCH_FCVT_D_LU, MASK_FCVT_D_LU)
+DECLARE_INSN(fcvt_d_s, MATCH_FCVT_D_S, MASK_FCVT_D_S)
+DECLARE_INSN(fcvt_d_w, MATCH_FCVT_D_W, MASK_FCVT_D_W)
+DECLARE_INSN(fcvt_d_wu, MATCH_FCVT_D_WU, MASK_FCVT_D_WU)
+DECLARE_INSN(fcvt_l_d, MATCH_FCVT_L_D, MASK_FCVT_L_D)
+DECLARE_INSN(fcvt_l_s, MATCH_FCVT_L_S, MASK_FCVT_L_S)
+DECLARE_INSN(fcvt_lu_d, MATCH_FCVT_LU_D, MASK_FCVT_LU_D)
+DECLARE_INSN(fcvt_lu_s, MATCH_FCVT_LU_S, MASK_FCVT_LU_S)
+DECLARE_INSN(fcvt_s_d, MATCH_FCVT_S_D, MASK_FCVT_S_D)
+DECLARE_INSN(fcvt_s_l, MATCH_FCVT_S_L, MASK_FCVT_S_L)
DECLARE_INSN(fcvt_s_lu, MATCH_FCVT_S_LU, MASK_FCVT_S_LU)
-DECLARE_INSN(srli, MATCH_SRLI, MASK_SRLI)
-DECLARE_INSN(amominu_w, MATCH_AMOMINU_W, MASK_AMOMINU_W)
-DECLARE_INSN(divuw, MATCH_DIVUW, MASK_DIVUW)
-DECLARE_INSN(mulw, MATCH_MULW, MASK_MULW)
-DECLARE_INSN(srlw, MATCH_SRLW, MASK_SRLW)
-DECLARE_INSN(div, MATCH_DIV, MASK_DIV)
+DECLARE_INSN(fcvt_s_w, MATCH_FCVT_S_W, MASK_FCVT_S_W)
+DECLARE_INSN(fcvt_s_wu, MATCH_FCVT_S_WU, MASK_FCVT_S_WU)
+DECLARE_INSN(fcvt_w_d, MATCH_FCVT_W_D, MASK_FCVT_W_D)
+DECLARE_INSN(fcvt_w_s, MATCH_FCVT_W_S, MASK_FCVT_W_S)
+DECLARE_INSN(fcvt_wu_d, MATCH_FCVT_WU_D, MASK_FCVT_WU_D)
+DECLARE_INSN(fcvt_wu_s, MATCH_FCVT_WU_S, MASK_FCVT_WU_S)
DECLARE_INSN(fdiv_d, MATCH_FDIV_D, MASK_FDIV_D)
-DECLARE_INSN(fence, MATCH_FENCE, MASK_FENCE)
-DECLARE_INSN(fnmsub_s, MATCH_FNMSUB_S, MASK_FNMSUB_S)
-DECLARE_INSN(fcvt_l_s, MATCH_FCVT_L_S, MASK_FCVT_L_S)
-DECLARE_INSN(sbreak, MATCH_SBREAK, MASK_SBREAK)
-DECLARE_INSN(fle_s, MATCH_FLE_S, MASK_FLE_S)
DECLARE_INSN(fdiv_s, MATCH_FDIV_S, MASK_FDIV_S)
-DECLARE_INSN(fle_d, MATCH_FLE_D, MASK_FLE_D)
+DECLARE_INSN(fence, MATCH_FENCE, MASK_FENCE)
DECLARE_INSN(fence_i, MATCH_FENCE_I, MASK_FENCE_I)
-DECLARE_INSN(fnmsub_d, MATCH_FNMSUB_D, MASK_FNMSUB_D)
-DECLARE_INSN(addw, MATCH_ADDW, MASK_ADDW)
-DECLARE_INSN(sll, MATCH_SLL, MASK_SLL)
-DECLARE_INSN(xor, MATCH_XOR, MASK_XOR)
-DECLARE_INSN(sub, MATCH_SUB, MASK_SUB)
-DECLARE_INSN(blt, MATCH_BLT, MASK_BLT)
-DECLARE_INSN(scall, MATCH_SCALL, MASK_SCALL)
-DECLARE_INSN(fclass_s, MATCH_FCLASS_S, MASK_FCLASS_S)
-DECLARE_INSN(sc_w, MATCH_SC_W, MASK_SC_W)
-DECLARE_INSN(rem, MATCH_REM, MASK_REM)
-DECLARE_INSN(srliw, MATCH_SRLIW, MASK_SRLIW)
-DECLARE_INSN(lui, MATCH_LUI, MASK_LUI)
-DECLARE_INSN(csrrci, MATCH_CSRRCI, MASK_CSRRCI)
-DECLARE_INSN(addi, MATCH_ADDI, MASK_ADDI)
-DECLARE_INSN(mulh, MATCH_MULH, MASK_MULH)
-DECLARE_INSN(fmul_s, MATCH_FMUL_S, MASK_FMUL_S)
-DECLARE_INSN(csrrsi, MATCH_CSRRSI, MASK_CSRRSI)
-DECLARE_INSN(srai, MATCH_SRAI, MASK_SRAI)
-DECLARE_INSN(amoand_d, MATCH_AMOAND_D, MASK_AMOAND_D)
+DECLARE_INSN(feq_d, MATCH_FEQ_D, MASK_FEQ_D)
+DECLARE_INSN(feq_s, MATCH_FEQ_S, MASK_FEQ_S)
+DECLARE_INSN(fld, MATCH_FLD, MASK_FLD)
+DECLARE_INSN(fle_d, MATCH_FLE_D, MASK_FLE_D)
+DECLARE_INSN(fle_s, MATCH_FLE_S, MASK_FLE_S)
DECLARE_INSN(flt_d, MATCH_FLT_D, MASK_FLT_D)
-DECLARE_INSN(sraw, MATCH_SRAW, MASK_SRAW)
-DECLARE_INSN(fmul_d, MATCH_FMUL_D, MASK_FMUL_D)
-DECLARE_INSN(ld, MATCH_LD, MASK_LD)
-DECLARE_INSN(ori, MATCH_ORI, MASK_ORI)
-DECLARE_INSN(csrrs, MATCH_CSRRS, MASK_CSRRS)
DECLARE_INSN(flt_s, MATCH_FLT_S, MASK_FLT_S)
-DECLARE_INSN(addiw, MATCH_ADDIW, MASK_ADDIW)
-DECLARE_INSN(amoand_w, MATCH_AMOAND_W, MASK_AMOAND_W)
-DECLARE_INSN(feq_s, MATCH_FEQ_S, MASK_FEQ_S)
-DECLARE_INSN(fsgnjx_d, MATCH_FSGNJX_D, MASK_FSGNJX_D)
-DECLARE_INSN(sra, MATCH_SRA, MASK_SRA)
-DECLARE_INSN(bge, MATCH_BGE, MASK_BGE)
-DECLARE_INSN(sraiw, MATCH_SRAIW, MASK_SRAIW)
-DECLARE_INSN(srl, MATCH_SRL, MASK_SRL)
-DECLARE_INSN(fsub_d, MATCH_FSUB_D, MASK_FSUB_D)
-DECLARE_INSN(fsgnjx_s, MATCH_FSGNJX_S, MASK_FSGNJX_S)
-DECLARE_INSN(feq_d, MATCH_FEQ_D, MASK_FEQ_D)
-DECLARE_INSN(fcvt_d_wu, MATCH_FCVT_D_WU, MASK_FCVT_D_WU)
-DECLARE_INSN(or, MATCH_OR, MASK_OR)
-DECLARE_INSN(fcvt_wu_d, MATCH_FCVT_WU_D, MASK_FCVT_WU_D)
-DECLARE_INSN(subw, MATCH_SUBW, MASK_SUBW)
-DECLARE_INSN(fcvt_d_l, MATCH_FCVT_D_L, MASK_FCVT_D_L)
-DECLARE_INSN(amomaxu_d, MATCH_AMOMAXU_D, MASK_AMOMAXU_D)
-DECLARE_INSN(xori, MATCH_XORI, MASK_XORI)
-DECLARE_INSN(amoxor_d, MATCH_AMOXOR_D, MASK_AMOXOR_D)
-DECLARE_INSN(amomaxu_w, MATCH_AMOMAXU_W, MASK_AMOMAXU_W)
-DECLARE_INSN(fcvt_wu_s, MATCH_FCVT_WU_S, MASK_FCVT_WU_S)
-DECLARE_INSN(andi, MATCH_ANDI, MASK_ANDI)
-DECLARE_INSN(fmv_x_s, MATCH_FMV_X_S, MASK_FMV_X_S)
-DECLARE_INSN(sret, MATCH_SRET, MASK_SRET)
-DECLARE_INSN(fnmadd_s, MATCH_FNMADD_S, MASK_FNMADD_S)
-DECLARE_INSN(jal, MATCH_JAL, MASK_JAL)
-DECLARE_INSN(lwu, MATCH_LWU, MASK_LWU)
-DECLARE_INSN(fmv_x_d, MATCH_FMV_X_D, MASK_FMV_X_D)
-DECLARE_INSN(fcvt_d_s, MATCH_FCVT_D_S, MASK_FCVT_D_S)
-DECLARE_INSN(fnmadd_d, MATCH_FNMADD_D, MASK_FNMADD_D)
-DECLARE_INSN(amoadd_d, MATCH_AMOADD_D, MASK_AMOADD_D)
-DECLARE_INSN(lr_d, MATCH_LR_D, MASK_LR_D)
-DECLARE_INSN(fcvt_w_s, MATCH_FCVT_W_S, MASK_FCVT_W_S)
-DECLARE_INSN(mulhsu, MATCH_MULHSU, MASK_MULHSU)
-DECLARE_INSN(amoadd_w, MATCH_AMOADD_W, MASK_AMOADD_W)
-DECLARE_INSN(fcvt_d_lu, MATCH_FCVT_D_LU, MASK_FCVT_D_LU)
-DECLARE_INSN(lr_w, MATCH_LR_W, MASK_LR_W)
-DECLARE_INSN(fcvt_w_d, MATCH_FCVT_W_D, MASK_FCVT_W_D)
-DECLARE_INSN(slt, MATCH_SLT, MASK_SLT)
-DECLARE_INSN(sllw, MATCH_SLLW, MASK_SLLW)
-DECLARE_INSN(amoor_d, MATCH_AMOOR_D, MASK_AMOOR_D)
-DECLARE_INSN(slti, MATCH_SLTI, MASK_SLTI)
-DECLARE_INSN(remu, MATCH_REMU, MASK_REMU)
DECLARE_INSN(flw, MATCH_FLW, MASK_FLW)
-DECLARE_INSN(remw, MATCH_REMW, MASK_REMW)
-DECLARE_INSN(sltu, MATCH_SLTU, MASK_SLTU)
-DECLARE_INSN(slli, MATCH_SLLI, MASK_SLLI)
-DECLARE_INSN(amoor_w, MATCH_AMOOR_W, MASK_AMOOR_W)
-DECLARE_INSN(beq, MATCH_BEQ, MASK_BEQ)
-DECLARE_INSN(fld, MATCH_FLD, MASK_FLD)
-DECLARE_INSN(fsub_s, MATCH_FSUB_S, MASK_FSUB_S)
-DECLARE_INSN(and, MATCH_AND, MASK_AND)
+DECLARE_INSN(fmadd_d, MATCH_FMADD_D, MASK_FMADD_D)
+DECLARE_INSN(fmadd_s, MATCH_FMADD_S, MASK_FMADD_S)
+DECLARE_INSN(fmax_d, MATCH_FMAX_D, MASK_FMAX_D)
+DECLARE_INSN(fmax_s, MATCH_FMAX_S, MASK_FMAX_S)
+DECLARE_INSN(fmin_d, MATCH_FMIN_D, MASK_FMIN_D)
+DECLARE_INSN(fmin_s, MATCH_FMIN_S, MASK_FMIN_S)
+DECLARE_INSN(fmsub_d, MATCH_FMSUB_D, MASK_FMSUB_D)
+DECLARE_INSN(fmsub_s, MATCH_FMSUB_S, MASK_FMSUB_S)
+DECLARE_INSN(fmul_d, MATCH_FMUL_D, MASK_FMUL_D)
+DECLARE_INSN(fmul_s, MATCH_FMUL_S, MASK_FMUL_S)
DECLARE_INSN(fmv_d_x, MATCH_FMV_D_X, MASK_FMV_D_X)
-DECLARE_INSN(lbu, MATCH_LBU, MASK_LBU)
-DECLARE_INSN(fsgnj_s, MATCH_FSGNJ_S, MASK_FSGNJ_S)
-DECLARE_INSN(amomax_w, MATCH_AMOMAX_W, MASK_AMOMAX_W)
+DECLARE_INSN(fmv_s_x, MATCH_FMV_S_X, MASK_FMV_S_X)
+DECLARE_INSN(fmv_x_d, MATCH_FMV_X_D, MASK_FMV_X_D)
+DECLARE_INSN(fmv_x_s, MATCH_FMV_X_S, MASK_FMV_X_S)
+DECLARE_INSN(fnmadd_d, MATCH_FNMADD_D, MASK_FNMADD_D)
+DECLARE_INSN(fnmadd_s, MATCH_FNMADD_S, MASK_FNMADD_S)
+DECLARE_INSN(fnmsub_d, MATCH_FNMSUB_D, MASK_FNMSUB_D)
+DECLARE_INSN(fnmsub_s, MATCH_FNMSUB_S, MASK_FNMSUB_S)
+DECLARE_INSN(fsd, MATCH_FSD, MASK_FSD)
DECLARE_INSN(fsgnj_d, MATCH_FSGNJ_D, MASK_FSGNJ_D)
-DECLARE_INSN(mulhu, MATCH_MULHU, MASK_MULHU)
-DECLARE_INSN(fcvt_l_d, MATCH_FCVT_L_D, MASK_FCVT_L_D)
-DECLARE_INSN(fcvt_s_wu, MATCH_FCVT_S_WU, MASK_FCVT_S_WU)
-DECLARE_INSN(fcvt_lu_s, MATCH_FCVT_LU_S, MASK_FCVT_LU_S)
-DECLARE_INSN(fcvt_s_l, MATCH_FCVT_S_L, MASK_FCVT_S_L)
-DECLARE_INSN(auipc, MATCH_AUIPC, MASK_AUIPC)
-DECLARE_INSN(fcvt_lu_d, MATCH_FCVT_LU_D, MASK_FCVT_LU_D)
-DECLARE_INSN(csrrwi, MATCH_CSRRWI, MASK_CSRRWI)
-DECLARE_INSN(sc_d, MATCH_SC_D, MASK_SC_D)
-DECLARE_INSN(fmadd_s, MATCH_FMADD_S, MASK_FMADD_S)
-DECLARE_INSN(fsqrt_s, MATCH_FSQRT_S, MASK_FSQRT_S)
-DECLARE_INSN(amomin_w, MATCH_AMOMIN_W, MASK_AMOMIN_W)
+DECLARE_INSN(fsgnj_s, MATCH_FSGNJ_S, MASK_FSGNJ_S)
+DECLARE_INSN(fsgnjn_d, MATCH_FSGNJN_D, MASK_FSGNJN_D)
DECLARE_INSN(fsgnjn_s, MATCH_FSGNJN_S, MASK_FSGNJN_S)
-DECLARE_INSN(amoswap_d, MATCH_AMOSWAP_D, MASK_AMOSWAP_D)
+DECLARE_INSN(fsgnjx_d, MATCH_FSGNJX_D, MASK_FSGNJX_D)
+DECLARE_INSN(fsgnjx_s, MATCH_FSGNJX_S, MASK_FSGNJX_S)
DECLARE_INSN(fsqrt_d, MATCH_FSQRT_D, MASK_FSQRT_D)
-DECLARE_INSN(fmadd_d, MATCH_FMADD_D, MASK_FMADD_D)
-DECLARE_INSN(divw, MATCH_DIVW, MASK_DIVW)
-DECLARE_INSN(amomin_d, MATCH_AMOMIN_D, MASK_AMOMIN_D)
-DECLARE_INSN(divu, MATCH_DIVU, MASK_DIVU)
-DECLARE_INSN(amoswap_w, MATCH_AMOSWAP_W, MASK_AMOSWAP_W)
+DECLARE_INSN(fsqrt_s, MATCH_FSQRT_S, MASK_FSQRT_S)
+DECLARE_INSN(fsub_d, MATCH_FSUB_D, MASK_FSUB_D)
+DECLARE_INSN(fsub_s, MATCH_FSUB_S, MASK_FSUB_S)
+DECLARE_INSN(fsw, MATCH_FSW, MASK_FSW)
+DECLARE_INSN(hrts, MATCH_HRTS, MASK_HRTS)
+DECLARE_INSN(jal, MATCH_JAL, MASK_JAL)
DECLARE_INSN(jalr, MATCH_JALR, MASK_JALR)
-DECLARE_INSN(fsd, MATCH_FSD, MASK_FSD)
-DECLARE_INSN(sw, MATCH_SW, MASK_SW)
-DECLARE_INSN(fmsub_s, MATCH_FMSUB_S, MASK_FMSUB_S)
+DECLARE_INSN(lb, MATCH_LB, MASK_LB)
+DECLARE_INSN(lbu, MATCH_LBU, MASK_LBU)
+DECLARE_INSN(ld, MATCH_LD, MASK_LD)
+DECLARE_INSN(lh, MATCH_LH, MASK_LH)
DECLARE_INSN(lhu, MATCH_LHU, MASK_LHU)
-DECLARE_INSN(sh, MATCH_SH, MASK_SH)
-DECLARE_INSN(fsw, MATCH_FSW, MASK_FSW)
+DECLARE_INSN(lr_d, MATCH_LR_D, MASK_LR_D)
+DECLARE_INSN(lr_w, MATCH_LR_W, MASK_LR_W)
+DECLARE_INSN(lui, MATCH_LUI, MASK_LUI)
+DECLARE_INSN(lw, MATCH_LW, MASK_LW)
+DECLARE_INSN(lwu, MATCH_LWU, MASK_LWU)
+DECLARE_INSN(mrth, MATCH_MRTH, MASK_MRTH)
+DECLARE_INSN(mrts, MATCH_MRTS, MASK_MRTS)
+DECLARE_INSN(mul, MATCH_MUL, MASK_MUL)
+DECLARE_INSN(mulh, MATCH_MULH, MASK_MULH)
+DECLARE_INSN(mulhsu, MATCH_MULHSU, MASK_MULHSU)
+DECLARE_INSN(mulhu, MATCH_MULHU, MASK_MULHU)
+DECLARE_INSN(mulw, MATCH_MULW, MASK_MULW)
+DECLARE_INSN(or, MATCH_OR, MASK_OR)
+DECLARE_INSN(ori, MATCH_ORI, MASK_ORI)
+DECLARE_INSN(rem, MATCH_REM, MASK_REM)
+DECLARE_INSN(remu, MATCH_REMU, MASK_REMU)
+DECLARE_INSN(remuw, MATCH_REMUW, MASK_REMUW)
+DECLARE_INSN(remw, MATCH_REMW, MASK_REMW)
DECLARE_INSN(sb, MATCH_SB, MASK_SB)
-DECLARE_INSN(fmsub_d, MATCH_FMSUB_D, MASK_FMSUB_D)
+DECLARE_INSN(sbreak, MATCH_SBREAK, MASK_SBREAK)
+DECLARE_INSN(sc_d, MATCH_SC_D, MASK_SC_D)
+DECLARE_INSN(sc_w, MATCH_SC_W, MASK_SC_W)
+DECLARE_INSN(scall, MATCH_SCALL, MASK_SCALL)
DECLARE_INSN(sd, MATCH_SD, MASK_SD)
+DECLARE_INSN(sfence_vm, MATCH_SFENCE_VM, MASK_SFENCE_VM)
+DECLARE_INSN(sh, MATCH_SH, MASK_SH)
+DECLARE_INSN(sll, MATCH_SLL, MASK_SLL)
+DECLARE_INSN(slli, MATCH_SLLI, MASK_SLLI)
+DECLARE_INSN(slliw, MATCH_SLLIW, MASK_SLLIW)
+DECLARE_INSN(sllw, MATCH_SLLW, MASK_SLLW)
+DECLARE_INSN(slt, MATCH_SLT, MASK_SLT)
+DECLARE_INSN(slti, MATCH_SLTI, MASK_SLTI)
+DECLARE_INSN(sltiu, MATCH_SLTIU, MASK_SLTIU)
+DECLARE_INSN(sltu, MATCH_SLTU, MASK_SLTU)
+DECLARE_INSN(sra, MATCH_SRA, MASK_SRA)
+DECLARE_INSN(srai, MATCH_SRAI, MASK_SRAI)
+DECLARE_INSN(sraiw, MATCH_SRAIW, MASK_SRAIW)
+DECLARE_INSN(sraw, MATCH_SRAW, MASK_SRAW)
+DECLARE_INSN(sret, MATCH_SRET, MASK_SRET)
+DECLARE_INSN(srl, MATCH_SRL, MASK_SRL)
+DECLARE_INSN(srli, MATCH_SRLI, MASK_SRLI)
+DECLARE_INSN(srliw, MATCH_SRLIW, MASK_SRLIW)
+DECLARE_INSN(srlw, MATCH_SRLW, MASK_SRLW)
+DECLARE_INSN(sub, MATCH_SUB, MASK_SUB)
+DECLARE_INSN(subw, MATCH_SUBW, MASK_SUBW)
+DECLARE_INSN(sw, MATCH_SW, MASK_SW)
+DECLARE_INSN(wfi, MATCH_WFI, MASK_WFI)
+DECLARE_INSN(xor, MATCH_XOR, MASK_XOR)
+DECLARE_INSN(xori, MATCH_XORI, MASK_XORI)
#endif
#ifdef DECLARE_CSR
DECLARE_CSR(fflags, CSR_FFLAGS)
DECLARE_CSR(frm, CSR_FRM)
DECLARE_CSR(fcsr, CSR_FCSR)
-DECLARE_CSR(stats, CSR_STATS)
-DECLARE_CSR(sup0, CSR_SUP0)
-DECLARE_CSR(sup1, CSR_SUP1)
-DECLARE_CSR(epc, CSR_EPC)
-DECLARE_CSR(badvaddr, CSR_BADVADDR)
-DECLARE_CSR(ptbr, CSR_PTBR)
-DECLARE_CSR(asid, CSR_ASID)
-DECLARE_CSR(count, CSR_COUNT)
-DECLARE_CSR(compare, CSR_COMPARE)
-DECLARE_CSR(evec, CSR_EVEC)
-DECLARE_CSR(cause, CSR_CAUSE)
-DECLARE_CSR(status, CSR_STATUS)
-DECLARE_CSR(hartid, CSR_HARTID)
-DECLARE_CSR(impl, CSR_IMPL)
-DECLARE_CSR(fatc, CSR_FATC)
-DECLARE_CSR(send_ipi, CSR_SEND_IPI)
-DECLARE_CSR(clear_ipi, CSR_CLEAR_IPI)
-DECLARE_CSR(reset, CSR_RESET)
-DECLARE_CSR(tohost, CSR_TOHOST)
-DECLARE_CSR(fromhost, CSR_FROMHOST)
DECLARE_CSR(cycle, CSR_CYCLE)
DECLARE_CSR(time, CSR_TIME)
DECLARE_CSR(instret, CSR_INSTRET)
+DECLARE_CSR(stats, CSR_STATS)
DECLARE_CSR(uarch0, CSR_UARCH0)
DECLARE_CSR(uarch1, CSR_UARCH1)
DECLARE_CSR(uarch2, CSR_UARCH2)
@@ -672,38 +846,58 @@ DECLARE_CSR(uarch12, CSR_UARCH12)
DECLARE_CSR(uarch13, CSR_UARCH13)
DECLARE_CSR(uarch14, CSR_UARCH14)
DECLARE_CSR(uarch15, CSR_UARCH15)
-DECLARE_CSR(counth, CSR_COUNTH)
+DECLARE_CSR(sstatus, CSR_SSTATUS)
+DECLARE_CSR(stvec, CSR_STVEC)
+DECLARE_CSR(sie, CSR_SIE)
+DECLARE_CSR(sscratch, CSR_SSCRATCH)
+DECLARE_CSR(sepc, CSR_SEPC)
+DECLARE_CSR(sip, CSR_SIP)
+DECLARE_CSR(sptbr, CSR_SPTBR)
+DECLARE_CSR(sasid, CSR_SASID)
+DECLARE_CSR(cyclew, CSR_CYCLEW)
+DECLARE_CSR(timew, CSR_TIMEW)
+DECLARE_CSR(instretw, CSR_INSTRETW)
+DECLARE_CSR(stime, CSR_STIME)
+DECLARE_CSR(scause, CSR_SCAUSE)
+DECLARE_CSR(sbadaddr, CSR_SBADADDR)
+DECLARE_CSR(stimew, CSR_STIMEW)
+DECLARE_CSR(mstatus, CSR_MSTATUS)
+DECLARE_CSR(mtvec, CSR_MTVEC)
+DECLARE_CSR(mtdeleg, CSR_MTDELEG)
+DECLARE_CSR(mie, CSR_MIE)
+DECLARE_CSR(mtimecmp, CSR_MTIMECMP)
+DECLARE_CSR(mscratch, CSR_MSCRATCH)
+DECLARE_CSR(mepc, CSR_MEPC)
+DECLARE_CSR(mcause, CSR_MCAUSE)
+DECLARE_CSR(mbadaddr, CSR_MBADADDR)
+DECLARE_CSR(mip, CSR_MIP)
+DECLARE_CSR(mtime, CSR_MTIME)
+DECLARE_CSR(mcpuid, CSR_MCPUID)
+DECLARE_CSR(mimpid, CSR_MIMPID)
+DECLARE_CSR(mhartid, CSR_MHARTID)
+DECLARE_CSR(mtohost, CSR_MTOHOST)
+DECLARE_CSR(mfromhost, CSR_MFROMHOST)
+DECLARE_CSR(mreset, CSR_MRESET)
+DECLARE_CSR(send_ipi, CSR_SEND_IPI)
DECLARE_CSR(cycleh, CSR_CYCLEH)
DECLARE_CSR(timeh, CSR_TIMEH)
DECLARE_CSR(instreth, CSR_INSTRETH)
+DECLARE_CSR(cyclehw, CSR_CYCLEHW)
+DECLARE_CSR(timehw, CSR_TIMEHW)
+DECLARE_CSR(instrethw, CSR_INSTRETHW)
+DECLARE_CSR(stimeh, CSR_STIMEH)
+DECLARE_CSR(stimehw, CSR_STIMEHW)
+DECLARE_CSR(mtimecmph, CSR_MTIMECMPH)
+DECLARE_CSR(mtimeh, CSR_MTIMEH)
#endif
#ifdef DECLARE_CAUSE
DECLARE_CAUSE("fflags", CAUSE_FFLAGS)
DECLARE_CAUSE("frm", CAUSE_FRM)
DECLARE_CAUSE("fcsr", CAUSE_FCSR)
-DECLARE_CAUSE("stats", CAUSE_STATS)
-DECLARE_CAUSE("sup0", CAUSE_SUP0)
-DECLARE_CAUSE("sup1", CAUSE_SUP1)
-DECLARE_CAUSE("epc", CAUSE_EPC)
-DECLARE_CAUSE("badvaddr", CAUSE_BADVADDR)
-DECLARE_CAUSE("ptbr", CAUSE_PTBR)
-DECLARE_CAUSE("asid", CAUSE_ASID)
-DECLARE_CAUSE("count", CAUSE_COUNT)
-DECLARE_CAUSE("compare", CAUSE_COMPARE)
-DECLARE_CAUSE("evec", CAUSE_EVEC)
-DECLARE_CAUSE("cause", CAUSE_CAUSE)
-DECLARE_CAUSE("status", CAUSE_STATUS)
-DECLARE_CAUSE("hartid", CAUSE_HARTID)
-DECLARE_CAUSE("impl", CAUSE_IMPL)
-DECLARE_CAUSE("fatc", CAUSE_FATC)
-DECLARE_CAUSE("send_ipi", CAUSE_SEND_IPI)
-DECLARE_CAUSE("clear_ipi", CAUSE_CLEAR_IPI)
-DECLARE_CAUSE("reset", CAUSE_RESET)
-DECLARE_CAUSE("tohost", CAUSE_TOHOST)
-DECLARE_CAUSE("fromhost", CAUSE_FROMHOST)
DECLARE_CAUSE("cycle", CAUSE_CYCLE)
DECLARE_CAUSE("time", CAUSE_TIME)
DECLARE_CAUSE("instret", CAUSE_INSTRET)
+DECLARE_CAUSE("stats", CAUSE_STATS)
DECLARE_CAUSE("uarch0", CAUSE_UARCH0)
DECLARE_CAUSE("uarch1", CAUSE_UARCH1)
DECLARE_CAUSE("uarch2", CAUSE_UARCH2)
@@ -720,8 +914,47 @@ DECLARE_CAUSE("uarch12", CAUSE_UARCH12)
DECLARE_CAUSE("uarch13", CAUSE_UARCH13)
DECLARE_CAUSE("uarch14", CAUSE_UARCH14)
DECLARE_CAUSE("uarch15", CAUSE_UARCH15)
-DECLARE_CAUSE("counth", CAUSE_COUNTH)
+DECLARE_CAUSE("sstatus", CAUSE_SSTATUS)
+DECLARE_CAUSE("stvec", CAUSE_STVEC)
+DECLARE_CAUSE("sie", CAUSE_SIE)
+DECLARE_CAUSE("sscratch", CAUSE_SSCRATCH)
+DECLARE_CAUSE("sepc", CAUSE_SEPC)
+DECLARE_CAUSE("sip", CAUSE_SIP)
+DECLARE_CAUSE("sptbr", CAUSE_SPTBR)
+DECLARE_CAUSE("sasid", CAUSE_SASID)
+DECLARE_CAUSE("cyclew", CAUSE_CYCLEW)
+DECLARE_CAUSE("timew", CAUSE_TIMEW)
+DECLARE_CAUSE("instretw", CAUSE_INSTRETW)
+DECLARE_CAUSE("stime", CAUSE_STIME)
+DECLARE_CAUSE("scause", CAUSE_SCAUSE)
+DECLARE_CAUSE("sbadaddr", CAUSE_SBADADDR)
+DECLARE_CAUSE("stimew", CAUSE_STIMEW)
+DECLARE_CAUSE("mstatus", CAUSE_MSTATUS)
+DECLARE_CAUSE("mtvec", CAUSE_MTVEC)
+DECLARE_CAUSE("mtdeleg", CAUSE_MTDELEG)
+DECLARE_CAUSE("mie", CAUSE_MIE)
+DECLARE_CAUSE("mtimecmp", CAUSE_MTIMECMP)
+DECLARE_CAUSE("mscratch", CAUSE_MSCRATCH)
+DECLARE_CAUSE("mepc", CAUSE_MEPC)
+DECLARE_CAUSE("mcause", CAUSE_MCAUSE)
+DECLARE_CAUSE("mbadaddr", CAUSE_MBADADDR)
+DECLARE_CAUSE("mip", CAUSE_MIP)
+DECLARE_CAUSE("mtime", CAUSE_MTIME)
+DECLARE_CAUSE("mcpuid", CAUSE_MCPUID)
+DECLARE_CAUSE("mimpid", CAUSE_MIMPID)
+DECLARE_CAUSE("mhartid", CAUSE_MHARTID)
+DECLARE_CAUSE("mtohost", CAUSE_MTOHOST)
+DECLARE_CAUSE("mfromhost", CAUSE_MFROMHOST)
+DECLARE_CAUSE("mreset", CAUSE_MRESET)
+DECLARE_CAUSE("send_ipi", CAUSE_SEND_IPI)
DECLARE_CAUSE("cycleh", CAUSE_CYCLEH)
DECLARE_CAUSE("timeh", CAUSE_TIMEH)
DECLARE_CAUSE("instreth", CAUSE_INSTRETH)
+DECLARE_CAUSE("cyclehw", CAUSE_CYCLEHW)
+DECLARE_CAUSE("timehw", CAUSE_TIMEHW)
+DECLARE_CAUSE("instrethw", CAUSE_INSTRETHW)
+DECLARE_CAUSE("stimeh", CAUSE_STIMEH)
+DECLARE_CAUSE("stimehw", CAUSE_STIMEHW)
+DECLARE_CAUSE("mtimecmph", CAUSE_MTIMECMPH)
+DECLARE_CAUSE("mtimeh", CAUSE_MTIMEH)
#endif
diff --git a/src/arch/riscv/include/atomic.h b/src/arch/riscv/include/atomic.h
new file mode 100644
index 0000000000..8d7295d930
--- /dev/null
+++ b/src/arch/riscv/include/atomic.h
@@ -0,0 +1,73 @@
+// See LICENSE for license details.
+
+#ifndef _RISCV_ATOMIC_H
+#define _RISCV_ATOMIC_H
+
+//#include "config.h"
+#include <arch/encoding.h>
+
+#define disable_irqsave() clear_csr(sstatus, SSTATUS_IE)
+#define enable_irqrestore(flags) set_csr(sstatus, (flags) & SSTATUS_IE)
+
+typedef struct { int lock; } spinlock_t;
+#define SPINLOCK_INIT {0}
+
+#define mb() __sync_synchronize()
+#define atomic_set(ptr, val) (*(volatile typeof(*(ptr)) *)(ptr) = val)
+#define atomic_read(ptr) (*(volatile typeof(*(ptr)) *)(ptr))
+
+#ifdef PK_ENABLE_ATOMICS
+# define atomic_add(ptr, inc) __sync_fetch_and_add(ptr, inc)
+# define atomic_swap(ptr, swp) __sync_lock_test_and_set(ptr, swp)
+# define atomic_cas(ptr, cmp, swp) __sync_val_compare_and_swap(ptr, cmp, swp)
+#else
+# define atomic_add(ptr, inc) ({ \
+ long flags = disable_irqsave(); \
+ typeof(ptr) res = *(volatile typeof(ptr))(ptr); \
+ *(volatile typeof(ptr))(ptr) = res + (inc); \
+ enable_irqrestore(flags); \
+ res; })
+# define atomic_swap(ptr, swp) ({ \
+ long flags = disable_irqsave(); \
+ typeof(*ptr) res = *(volatile typeof(ptr))(ptr); \
+ *(volatile typeof(ptr))(ptr) = (swp); \
+ enable_irqrestore(flags); \
+ res; })
+# define atomic_cas(ptr, cmp, swp) ({ \
+ long flags = disable_irqsave(); \
+ typeof(ptr) res = *(volatile typeof(ptr))(ptr); \
+ if (res == (cmp)) *(volatile typeof(ptr))(ptr) = (swp); \
+ enable_irqrestore(flags); \
+ res; })
+#endif
+
+static inline void spinlock_lock(spinlock_t* lock)
+{
+ do
+ {
+ while (atomic_read(&lock->lock))
+ ;
+ } while (atomic_swap(&lock->lock, -1));
+ mb();
+}
+
+static inline void spinlock_unlock(spinlock_t* lock)
+{
+ mb();
+ atomic_set(&lock->lock,0);
+}
+
+static inline long spinlock_lock_irqsave(spinlock_t* lock)
+{
+ long flags = disable_irqsave();
+ spinlock_lock(lock);
+ return flags;
+}
+
+static inline void spinlock_unlock_irqrestore(spinlock_t* lock, long flags)
+{
+ spinlock_unlock(lock);
+ enable_irqrestore(flags);
+}
+
+#endif
diff --git a/src/arch/riscv/include/spike_util.h b/src/arch/riscv/include/spike_util.h
new file mode 100644
index 0000000000..a9d14cccf1
--- /dev/null
+++ b/src/arch/riscv/include/spike_util.h
@@ -0,0 +1,73 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 The ChromiumOS Authors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#ifndef _SPIKE_UTIL_H
+#define _SPIKE_UTIL_H
+
+#include <stdint.h>
+//#include <string.h>
+//#include <errno.h>
+#include <arch/encoding.h>
+#include <atomic.h>
+
+#define LOG_REGBYTES 3
+#define REGBYTES (1 << LOG_REGBYTES)
+#define STORE sd
+#define HLS_SIZE 64
+#define MENTRY_FRAME_SIZE HLS_SIZE
+
+#define TOHOST_CMD(dev, cmd, payload) \
+ (((uint64_t)(dev) << 56) | ((uint64_t)(cmd) << 48) | (uint64_t)(payload))
+
+#define FROMHOST_DEV(fromhost_value) ((uint64_t)(fromhost_value) >> 56)
+#define FROMHOST_CMD(fromhost_value) ((uint64_t)(fromhost_value) << 8 >> 56)
+#define FROMHOST_DATA(fromhost_value) ((uint64_t)(fromhost_value) << 16 >> 16)
+
+typedef struct {
+ unsigned long dev;
+ unsigned long cmd;
+ unsigned long data;
+ unsigned long sbi_private_data;
+} sbi_device_message;
+
+
+typedef struct {
+ sbi_device_message* device_request_queue_head;
+ unsigned long device_request_queue_size;
+ sbi_device_message* device_response_queue_head;
+ sbi_device_message* device_response_queue_tail;
+
+ int hart_id;
+ int ipi_pending;
+} hls_t;
+
+#define MACHINE_STACK_TOP() ({ \
+ register uintptr_t sp asm ("sp"); \
+ (void*)((sp + RISCV_PGSIZE) & -RISCV_PGSIZE); })
+
+// hart-local storage, at top of stack
+#define HLS() ((hls_t*)(MACHINE_STACK_TOP() - HLS_SIZE))
+
+#define MACHINE_STACK_SIZE RISCV_PGSIZE
+
+uintptr_t htif_interrupt(uintptr_t mcause, uintptr_t* regs);
+uintptr_t mcall_console_putchar(uint8_t ch);
+void testPrint(void);
+
+#endif
diff --git a/src/mainboard/emulation/spike-riscv/Kconfig b/src/mainboard/emulation/spike-riscv/Kconfig
new file mode 100644
index 0000000000..7c7fb346a4
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/Kconfig
@@ -0,0 +1,61 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2014 Google Inc.
+##
+## This software is licensed under the terms of the GNU General Public
+## License version 2, as published by the Free Software Foundation, and
+## may be copied, distributed, and modified under those terms.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+
+# To execute, do:
+# qemu-system-arm -M vexpress-a9 -m 1024M -nographic -kernel build/coreboot.rom
+
+if BOARD_EMULATION_SPIKE_UCB_RISCV
+
+config BOARD_SPECIFIC_OPTIONS # dummy
+ def_bool y
+ select SOC_UCB_RISCV
+ select BOARD_ROMSIZE_KB_4096
+ select ARCH_BOOTBLOCK_RISCV
+ select HAVE_UART_SPECIAL
+
+config MAINBOARD_DIR
+ string
+ default emulation/spike-riscv
+
+config MAINBOARD_PART_NUMBER
+ string
+ default "SPIKE RISCV"
+
+config MAX_CPUS
+ int
+ default 1
+
+config MAINBOARD_VENDOR
+ string
+ default "UCB"
+
+config DRAM_SIZE_MB
+ int
+ default 32768
+
+# Memory map for qemu riscv
+#
+# 0x0000_0000: jump instruction (by qemu)
+# 0x0002_0000: bootblock (entry of kernel / firmware)
+# 0x0003_0000: romstage, assume up to 128KB in size.
+# 0x0007_ff00: stack pointer
+# 0x0010_0000: CBFS header
+# 0x0011_0000: CBFS data
+# 0x0100_0000: reserved for ramstage
+
+config RAMTOP
+ hex
+ default 0x1000000
+
+endif # BOARD_EMULATION_SPIKE_UCB_RISCV
diff --git a/src/mainboard/emulation/spike-riscv/Kconfig.name b/src/mainboard/emulation/spike-riscv/Kconfig.name
new file mode 100644
index 0000000000..36dd509eb0
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/Kconfig.name
@@ -0,0 +1,2 @@
+config BOARD_EMULATION_SPIKE_UCB_RISCV
+ bool "SPIKE ucb riscv"
diff --git a/src/mainboard/emulation/spike-riscv/Makefile.inc b/src/mainboard/emulation/spike-riscv/Makefile.inc
new file mode 100644
index 0000000000..dff4758173
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/Makefile.inc
@@ -0,0 +1,26 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2013 Google Inc.
+##
+## This software is licensed under the terms of the GNU General Public
+## License version 2, as published by the Free Software Foundation, and
+## may be copied, distributed, and modified under those terms.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+
+bootblock-y += bootblock.c
+bootblock-y += uart.c
+bootblock-y += spike_util.c
+romstage-y += romstage.c
+romstage-y += uart.c
+romstage-y += spike_util.c
+ramstage-y += uart.c
+ramstage-y += spike_util.c
+
+bootblock-y += memlayout.ld
+romstage-y += memlayout.ld
+ramstage-y += memlayout.ld
diff --git a/src/mainboard/emulation/spike-riscv/board_info.txt b/src/mainboard/emulation/spike-riscv/board_info.txt
new file mode 100644
index 0000000000..811e8e0840
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/board_info.txt
@@ -0,0 +1,2 @@
+Board name: QEMU RISCV
+Category: emulation
diff --git a/src/mainboard/emulation/spike-riscv/bootblock.c b/src/mainboard/emulation/spike-riscv/bootblock.c
new file mode 100644
index 0000000000..56f2eca863
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/bootblock.c
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2013 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#include <arch/exception.h>
+#include <bootblock_common.h>
+#include <console/console.h>
+#include <program_loading.h>
+
+// the qemu part of all this is very, very non-hardware like.
+// so it gets its own bootblock.
+void main(void)
+{
+ if (IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE)) {
+ console_init();
+ exception_init();
+ }
+ run_romstage();
+}
diff --git a/src/mainboard/emulation/spike-riscv/devicetree.cb b/src/mainboard/emulation/spike-riscv/devicetree.cb
new file mode 100644
index 0000000000..e3ce08829e
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/devicetree.cb
@@ -0,0 +1,20 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2014 Google, Inc.
+##
+## This software is licensed under the terms of the GNU General Public
+## License version 2, as published by the Free Software Foundation, and
+## may be copied, distributed, and modified under those terms.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+## GNU General Public License for more details.
+
+chip soc/ucb/riscv
+ device cpu_cluster 0 on end
+ chip drivers/generic/generic # I2C0 controller
+ device i2c 6 on end # Fake component for testing
+ end
+end
diff --git a/src/mainboard/emulation/spike-riscv/mainboard.c b/src/mainboard/emulation/spike-riscv/mainboard.c
new file mode 100644
index 0000000000..111e9b185b
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/mainboard.c
@@ -0,0 +1,34 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2014 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <cbmem.h>
+
+static void mainboard_enable(device_t dev)
+{
+
+ if (!dev) {
+ printk(BIOS_EMERG, "No dev0; die\n");
+ while (1);
+ }
+
+ ram_resource(dev, 0, 2048, 32768);
+ cbmem_recovery(0);
+}
+
+struct chip_operations mainboard_ops = {
+ .enable_dev = mainboard_enable,
+};
diff --git a/src/mainboard/emulation/spike-riscv/memlayout.ld b/src/mainboard/emulation/spike-riscv/memlayout.ld
new file mode 100644
index 0000000000..8801f3520b
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/memlayout.ld
@@ -0,0 +1,32 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#include <memlayout.h>
+
+#include <arch/header.ld>
+
+SECTIONS
+{
+ DRAM_START(0x0)
+ BOOTBLOCK(0x0, 64K)
+ ROMSTAGE(0x20000, 128K)
+ STACK(0x40000, 0x3ff00)
+ PRERAM_CBMEM_CONSOLE(0x80000, 8K)
+ RAMSTAGE(0x100000, 16M)
+}
diff --git a/src/mainboard/emulation/spike-riscv/romstage.c b/src/mainboard/emulation/spike-riscv/romstage.c
new file mode 100644
index 0000000000..b6314ccd1c
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/romstage.c
@@ -0,0 +1,23 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2013 Google, Inc.
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <console/console.h>
+#include <program_loading.h>
+
+void main(void)
+{
+ console_init();
+ run_ramstage();
+}
diff --git a/src/mainboard/emulation/spike-riscv/spike_util.c b/src/mainboard/emulation/spike-riscv/spike_util.c
new file mode 100644
index 0000000000..b34ff4a0d0
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/spike_util.c
@@ -0,0 +1,82 @@
+#include <spike_util.h>
+
+uintptr_t htif_interrupt(uintptr_t mcause, uintptr_t* regs) {
+ uintptr_t fromhost = swap_csr(mfromhost, 0);
+ if (!fromhost)
+ return 0;
+
+ uintptr_t dev = FROMHOST_DEV(fromhost);
+ uintptr_t cmd = FROMHOST_CMD(fromhost);
+ uintptr_t data = FROMHOST_DATA(fromhost);
+
+ sbi_device_message* m = HLS()->device_request_queue_head;
+ sbi_device_message* prev = 0x0;
+ unsigned long i, n;
+ for (i = 0, n = HLS()->device_request_queue_size; i < n; i++) {
+ /*
+ if (!supervisor_paddr_valid(m, sizeof(*m))
+ && EXTRACT_FIELD(read_csr(mstatus), MSTATUS_PRV1) != PRV_M)
+ panic("htif: page fault");
+ */
+
+ sbi_device_message* next = (void*)m->sbi_private_data;
+ if (m->dev == dev && m->cmd == cmd) {
+ m->data = data;
+
+ // dequeue from request queue
+ if (prev)
+ prev->sbi_private_data = (uintptr_t)next;
+ else
+ HLS()->device_request_queue_head = next;
+ HLS()->device_request_queue_size = n-1;
+ m->sbi_private_data = 0;
+
+ // enqueue to response queue
+ if (HLS()->device_response_queue_tail)
+ {
+ HLS()->device_response_queue_tail->sbi_private_data = (uintptr_t)m;
+ }
+ else
+ {
+ HLS()->device_response_queue_head = m;
+ }
+ HLS()->device_response_queue_tail = m;
+
+ // signal software interrupt
+ set_csr(mip, MIP_SSIP);
+ return 0;
+ }
+
+ prev = m;
+ m = (void*)atomic_read(&m->sbi_private_data);
+ }
+ //HLT();
+ return 0;
+ //panic("htif: no record");
+}
+
+uintptr_t mcall_console_putchar(uint8_t ch)
+{
+ while (swap_csr(mtohost, TOHOST_CMD(1, 1, ch)) != 0);
+ while (1) {
+ uintptr_t fromhost = read_csr(mfromhost);
+ if (FROMHOST_DEV(fromhost) != 1 || FROMHOST_CMD(fromhost) != 1) {
+ if (fromhost)
+ htif_interrupt(0, 0);
+ continue;
+ }
+ write_csr(mfromhost, 0);
+ break;
+ }
+ return 0;
+}
+
+void testPrint(void) {
+ /* Print a test command to check Spike console output */
+ mcall_console_putchar('h');
+ mcall_console_putchar('e');
+ mcall_console_putchar('l');
+ mcall_console_putchar('l');
+ mcall_console_putchar('o');
+ mcall_console_putchar('\n');
+}
diff --git a/src/mainboard/emulation/spike-riscv/uart.c b/src/mainboard/emulation/spike-riscv/uart.c
new file mode 100644
index 0000000000..961ddc56d4
--- /dev/null
+++ b/src/mainboard/emulation/spike-riscv/uart.c
@@ -0,0 +1,61 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc.
+ */
+
+#include <types.h>
+#include <console/uart.h>
+#include <arch/io.h>
+#include <boot/coreboot_tables.h>
+#include <spike_util.h>
+
+static uint8_t *buf = (void *)0x3f8;
+uintptr_t uart_platform_base(int idx)
+{
+ return (uintptr_t) buf;
+}
+
+void uart_init(int idx)
+{
+}
+
+unsigned char uart_rx_byte(int idx)
+{
+ return *buf; // this does not work on spike, requires more implementation details
+}
+
+void uart_tx_byte(int idx, unsigned char data)
+{
+ mcall_console_putchar(data);
+}
+
+void uart_tx_flush(int idx)
+{
+}
+
+#ifndef __PRE_RAM__
+void uart_fill_lb(void *data)
+{
+ struct lb_serial serial;
+ serial.type = LB_SERIAL_TYPE_MEMORY_MAPPED;
+ serial.baseaddr = 0x3f8;
+ serial.baud = 115200;
+ serial.regwidth = 1;
+ lb_add_serial(&serial, data);
+ lb_add_console(LB_TAG_CONSOLE_SERIAL8250MEM, data);
+}
+#endif