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A collection of RISC-V improvements: 

- Improve the sifive_u DTB generation
  - Add QSPI NOR flash to Microchip PFSoC
  - Fix a bug in the Hypervisor HLVX/HLV/HSV instructions
  - Fix some mstatus mask defines
  - Ibex PLIC improvements
  - OpenTitan memory layout update
  - Initial steps towards support for 32-bit CPUs on 64-bit builds
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Merge remote-tracking branch 'remotes/alistair/tags/pull-riscv-to-apply-20201217-1' into staging

A collection of RISC-V improvements:
 - Improve the sifive_u DTB generation
 - Add QSPI NOR flash to Microchip PFSoC
 - Fix a bug in the Hypervisor HLVX/HLV/HSV instructions
 - Fix some mstatus mask defines
 - Ibex PLIC improvements
 - OpenTitan memory layout update
 - Initial steps towards support for 32-bit CPUs on 64-bit builds

# gpg: Signature made Fri 18 Dec 2020 05:59:42 GMT
# gpg:                using RSA key F6C4AC46D4934868D3B8CE8F21E10D29DF977054
# gpg: Good signature from "Alistair Francis <alistair@alistair23.me>" [full]
# Primary key fingerprint: F6C4 AC46 D493 4868 D3B8  CE8F 21E1 0D29 DF97 7054

* remotes/alistair/tags/pull-riscv-to-apply-20201217-1: (23 commits)
  riscv/opentitan: Update the OpenTitan memory layout
  hw/riscv: Use the CPU to determine if 32-bit
  target/riscv: cpu: Set XLEN independently from target
  target/riscv: csr: Remove compile time XLEN checks
  target/riscv: cpu_helper: Remove compile time XLEN checks
  target/riscv: cpu: Remove compile time XLEN checks
  target/riscv: Specify the XLEN for CPUs
  target/riscv: Add a riscv_cpu_is_32bit() helper function
  target/riscv: fpu_helper: Match function defs in HELPER macros
  hw/riscv: sifive_u: Remove compile time XLEN checks
  hw/riscv: spike: Remove compile time XLEN checks
  hw/riscv: virt: Remove compile time XLEN checks
  hw/riscv: boot: Remove compile time XLEN checks
  riscv: virt: Remove target macro conditionals
  riscv: spike: Remove target macro conditionals
  target/riscv: Add a TYPE_RISCV_CPU_BASE CPU
  hw/riscv: Expand the is 32-bit check to support more CPUs
  intc/ibex_plic: Clear interrupts that occur during claim process
  target/riscv: Fix definition of MSTATUS_TW and MSTATUS_TSR
  target/riscv: Fix the bug of HLVX/HLV/HSV
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2020-12-18 11:12:35 +00:00
parent 75ee62ac60 d31e970a01
commit a05f8ecd88
20 changed files with 434 additions and 307 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
hw/core/register.c
View File

@ -80,7 +80,7 @@ void register_write(RegisterInfo *reg, uint64_t val, uint64_t we,
if (!ac || !ac->name) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: write to undefined device state "
"(written value: %#" PRIx64 ")\n", prefix, val);
"(written value: 0x%" PRIx64 ")\n", prefix, val);
return;
}
@ -89,14 +89,14 @@ void register_write(RegisterInfo *reg, uint64_t val, uint64_t we,
test = (old_val ^ val) & ac->rsvd;
if (test) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: change of value in reserved bit"
"fields: %#" PRIx64 ")\n", prefix, test);
"fields: 0x%" PRIx64 ")\n", prefix, test);
}
test = val & ac->unimp;
if (test) {
qemu_log_mask(LOG_UNIMP,
"%s:%s writing %#" PRIx64 " to unimplemented bits:" \
" %#" PRIx64 "\n",
"%s:%s writing 0x%" PRIx64 " to unimplemented bits:" \
" 0x%" PRIx64 "\n",
prefix, reg->access->name, val, ac->unimp);
}
@ -112,7 +112,7 @@ void register_write(RegisterInfo *reg, uint64_t val, uint64_t we,
}
if (debug) {
qemu_log("%s:%s: write of value %#" PRIx64 "\n", prefix, ac->name,
qemu_log("%s:%s: write of value 0x%" PRIx64 "\n", prefix, ac->name,
new_val);
}
@ -150,7 +150,7 @@ uint64_t register_read(RegisterInfo *reg, uint64_t re, const char* prefix,
}
if (debug) {
qemu_log("%s:%s: read of value %#" PRIx64 "\n", prefix,
qemu_log("%s:%s: read of value 0x%" PRIx64 "\n", prefix,
ac->name, ret);
}
@ -193,7 +193,7 @@ void register_write_memory(void *opaque, hwaddr addr,
if (!reg) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: write to unimplemented register " \
"at address: %#" PRIx64 "\n", reg_array->prefix, addr);
"at address: 0x%" PRIx64 "\n", reg_array->prefix, addr);
return;
}
@ -222,7 +222,7 @@ uint64_t register_read_memory(void *opaque, hwaddr addr,
if (!reg) {
qemu_log_mask(LOG_GUEST_ERROR, "%s: read to unimplemented register " \
"at address: %#" PRIx64 "\n", reg_array->prefix, addr);
"at address: 0x%" PRIx64 "\n", reg_array->prefix, addr);
return 0;
}

13
hw/intc/ibex_plic.c
View File

@ -43,16 +43,23 @@ static void ibex_plic_irqs_set_pending(IbexPlicState *s, int irq, bool level)
{
int pending_num = irq / 32;
if (!level) {
/*
* If the level is low make sure we clear the hidden_pending.
*/
s->hidden_pending[pending_num] &= ~(1 << (irq % 32));
}
if (s->claimed[pending_num] & 1 << (irq % 32)) {
/*
* The interrupt has been claimed, but not completed.
* The pending bit can't be set.
* Save the pending level for after the interrupt is completed.
*/
s->hidden_pending[pending_num] |= level << (irq % 32);
return;
} else {
s->pending[pending_num] |= level << (irq % 32);
}
s->pending[pending_num] |= level << (irq % 32);
}
static bool ibex_plic_irqs_pending(IbexPlicState *s, uint32_t context)

70
hw/riscv/boot.c
View File

@ -33,24 +33,16 @@
#include <libfdt.h>
#if defined(TARGET_RISCV32)
#define fw_dynamic_info_data(__val) cpu_to_le32(__val)
#else
#define fw_dynamic_info_data(__val) cpu_to_le64(__val)
#endif
bool riscv_is_32_bit(MachineState *machine)
bool riscv_is_32bit(RISCVHartArrayState harts)
{
if (!strncmp(machine->cpu_type, "rv32", 4)) {
return true;
} else {
return false;
}
RISCVCPU hart = harts.harts[0];
return riscv_cpu_is_32bit(&hart.env);
}
target_ulong riscv_calc_kernel_start_addr(MachineState *machine,
target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState harts,
target_ulong firmware_end_addr) {
if (riscv_is_32_bit(machine)) {
if (riscv_is_32bit(harts)) {
return QEMU_ALIGN_UP(firmware_end_addr, 4 * MiB);
} else {
return QEMU_ALIGN_UP(firmware_end_addr, 2 * MiB);
@ -218,16 +210,24 @@ uint32_t riscv_load_fdt(hwaddr dram_base, uint64_t mem_size, void *fdt)
return fdt_addr;
}
void riscv_rom_copy_firmware_info(hwaddr rom_base, hwaddr rom_size,
uint32_t reset_vec_size, uint64_t kernel_entry)
void riscv_rom_copy_firmware_info(MachineState *machine, hwaddr rom_base,
hwaddr rom_size, uint32_t reset_vec_size,
uint64_t kernel_entry)
{
struct fw_dynamic_info dinfo;
size_t dinfo_len;
dinfo.magic = fw_dynamic_info_data(FW_DYNAMIC_INFO_MAGIC_VALUE);
dinfo.version = fw_dynamic_info_data(FW_DYNAMIC_INFO_VERSION);
dinfo.next_mode = fw_dynamic_info_data(FW_DYNAMIC_INFO_NEXT_MODE_S);
dinfo.next_addr = fw_dynamic_info_data(kernel_entry);
if (sizeof(dinfo.magic) == 4) {
dinfo.magic = cpu_to_le32(FW_DYNAMIC_INFO_MAGIC_VALUE);
dinfo.version = cpu_to_le32(FW_DYNAMIC_INFO_VERSION);
dinfo.next_mode = cpu_to_le32(FW_DYNAMIC_INFO_NEXT_MODE_S);
dinfo.next_addr = cpu_to_le32(kernel_entry);
} else {
dinfo.magic = cpu_to_le64(FW_DYNAMIC_INFO_MAGIC_VALUE);
dinfo.version = cpu_to_le64(FW_DYNAMIC_INFO_VERSION);
dinfo.next_mode = cpu_to_le64(FW_DYNAMIC_INFO_NEXT_MODE_S);
dinfo.next_addr = cpu_to_le64(kernel_entry);
}
dinfo.options = 0;
dinfo.boot_hart = 0;
dinfo_len = sizeof(dinfo);
@ -247,28 +247,25 @@ void riscv_rom_copy_firmware_info(hwaddr rom_base, hwaddr rom_size,
&address_space_memory);
}
void riscv_setup_rom_reset_vec(hwaddr start_addr, hwaddr rom_base,
hwaddr rom_size, uint64_t kernel_entry,
void riscv_setup_rom_reset_vec(MachineState *machine, RISCVHartArrayState harts,
hwaddr start_addr,
hwaddr rom_base, hwaddr rom_size,
uint64_t kernel_entry,
uint32_t fdt_load_addr, void *fdt)
{
int i;
uint32_t start_addr_hi32 = 0x00000000;
#if defined(TARGET_RISCV64)
start_addr_hi32 = start_addr >> 32;
#endif
if (!riscv_is_32bit(harts)) {
start_addr_hi32 = start_addr >> 32;
}
/* reset vector */
uint32_t reset_vec[10] = {
0x00000297, /* 1: auipc t0, %pcrel_hi(fw_dyn) */
0x02828613, /* addi a2, t0, %pcrel_lo(1b) */
0xf1402573, /* csrr a0, mhartid */
#if defined(TARGET_RISCV32)
0x0202a583, /* lw a1, 32(t0) */
0x0182a283, /* lw t0, 24(t0) */
#elif defined(TARGET_RISCV64)
0x0202b583, /* ld a1, 32(t0) */
0x0182b283, /* ld t0, 24(t0) */
#endif
0,
0,
0x00028067, /* jr t0 */
start_addr, /* start: .dword */
start_addr_hi32,
@ -276,6 +273,13 @@ void riscv_setup_rom_reset_vec(hwaddr start_addr, hwaddr rom_base,
0x00000000,
/* fw_dyn: */
};
if (riscv_is_32bit(harts)) {
reset_vec[3] = 0x0202a583; /* lw a1, 32(t0) */
reset_vec[4] = 0x0182a283; /* lw t0, 24(t0) */
} else {
reset_vec[3] = 0x0202b583; /* ld a1, 32(t0) */
reset_vec[4] = 0x0182b283; /* ld t0, 24(t0) */
}
/* copy in the reset vector in little_endian byte order */
for (i = 0; i < ARRAY_SIZE(reset_vec); i++) {
@ -283,7 +287,7 @@ void riscv_setup_rom_reset_vec(hwaddr start_addr, hwaddr rom_base,
}
rom_add_blob_fixed_as("mrom.reset", reset_vec, sizeof(reset_vec),
rom_base, &address_space_memory);
riscv_rom_copy_firmware_info(rom_base, rom_size, sizeof(reset_vec),
riscv_rom_copy_firmware_info(machine, rom_base, rom_size, sizeof(reset_vec),
kernel_entry);
return;

21
hw/riscv/microchip_pfsoc.c
View File

@ -113,6 +113,8 @@ static const struct MemmapEntry {
[MICROCHIP_PFSOC_MMUART2] = { 0x20102000, 0x1000 },
[MICROCHIP_PFSOC_MMUART3] = { 0x20104000, 0x1000 },
[MICROCHIP_PFSOC_MMUART4] = { 0x20106000, 0x1000 },
[MICROCHIP_PFSOC_SPI0] = { 0x20108000, 0x1000 },
[MICROCHIP_PFSOC_SPI1] = { 0x20109000, 0x1000 },
[MICROCHIP_PFSOC_I2C1] = { 0x2010b000, 0x1000 },
[MICROCHIP_PFSOC_GEM0] = { 0x20110000, 0x2000 },
[MICROCHIP_PFSOC_GEM1] = { 0x20112000, 0x2000 },
@ -121,6 +123,7 @@ static const struct MemmapEntry {
[MICROCHIP_PFSOC_GPIO2] = { 0x20122000, 0x1000 },
[MICROCHIP_PFSOC_ENVM_CFG] = { 0x20200000, 0x1000 },
[MICROCHIP_PFSOC_ENVM_DATA] = { 0x20220000, 0x20000 },
[MICROCHIP_PFSOC_QSPI_XIP] = { 0x21000000, 0x1000000 },
[MICROCHIP_PFSOC_IOSCB] = { 0x30000000, 0x10000000 },
[MICROCHIP_PFSOC_DRAM_LO] = { 0x80000000, 0x40000000 },
[MICROCHIP_PFSOC_DRAM_LO_ALIAS] = { 0xc0000000, 0x40000000 },
@ -185,6 +188,7 @@ static void microchip_pfsoc_soc_realize(DeviceState *dev, Error **errp)
MemoryRegion *e51_dtim_mem = g_new(MemoryRegion, 1);
MemoryRegion *l2lim_mem = g_new(MemoryRegion, 1);
MemoryRegion *envm_data = g_new(MemoryRegion, 1);
MemoryRegion *qspi_xip_mem = g_new(MemoryRegion, 1);
char *plic_hart_config;
size_t plic_hart_config_len;
NICInfo *nd;
@ -344,6 +348,14 @@ static void microchip_pfsoc_soc_realize(DeviceState *dev, Error **errp)
qdev_get_gpio_in(DEVICE(s->plic), MICROCHIP_PFSOC_MMUART4_IRQ),
serial_hd(4));
/* SPI */
create_unimplemented_device("microchip.pfsoc.spi0",
memmap[MICROCHIP_PFSOC_SPI0].base,
memmap[MICROCHIP_PFSOC_SPI0].size);
create_unimplemented_device("microchip.pfsoc.spi1",
memmap[MICROCHIP_PFSOC_SPI1].base,
memmap[MICROCHIP_PFSOC_SPI1].size);
/* I2C1 */
create_unimplemented_device("microchip.pfsoc.i2c1",
memmap[MICROCHIP_PFSOC_I2C1].base,
@ -401,6 +413,15 @@ static void microchip_pfsoc_soc_realize(DeviceState *dev, Error **errp)
sysbus_realize(SYS_BUS_DEVICE(&s->ioscb), errp);
sysbus_mmio_map(SYS_BUS_DEVICE(&s->ioscb), 0,
memmap[MICROCHIP_PFSOC_IOSCB].base);
/* QSPI Flash */
memory_region_init_rom(qspi_xip_mem, OBJECT(dev),
"microchip.pfsoc.qspi_xip",
memmap[MICROCHIP_PFSOC_QSPI_XIP].size,
&error_fatal);
memory_region_add_subregion(system_memory,
memmap[MICROCHIP_PFSOC_QSPI_XIP].base,
qspi_xip_mem);
}
static void microchip_pfsoc_soc_class_init(ObjectClass *oc, void *data)

81
hw/riscv/opentitan.c
View File

@ -35,22 +35,33 @@ static const struct MemmapEntry {
[IBEX_DEV_ROM] = { 0x00008000, 16 * KiB },
[IBEX_DEV_RAM] = { 0x10000000, 0x10000 },
[IBEX_DEV_FLASH] = { 0x20000000, 0x80000 },
[IBEX_DEV_UART] = { 0x40000000, 0x10000 },
[IBEX_DEV_GPIO] = { 0x40010000, 0x10000 },
[IBEX_DEV_SPI] = { 0x40020000, 0x10000 },
[IBEX_DEV_FLASH_CTRL] = { 0x40030000, 0x10000 },
[IBEX_DEV_PINMUX] = { 0x40070000, 0x10000 },
[IBEX_DEV_RV_TIMER] = { 0x40080000, 0x10000 },
[IBEX_DEV_PLIC] = { 0x40090000, 0x10000 },
[IBEX_DEV_PWRMGR] = { 0x400A0000, 0x10000 },
[IBEX_DEV_RSTMGR] = { 0x400B0000, 0x10000 },
[IBEX_DEV_CLKMGR] = { 0x400C0000, 0x10000 },
[IBEX_DEV_AES] = { 0x40110000, 0x10000 },
[IBEX_DEV_HMAC] = { 0x40120000, 0x10000 },
[IBEX_DEV_ALERT_HANDLER] = { 0x40130000, 0x10000 },
[IBEX_DEV_NMI_GEN] = { 0x40140000, 0x10000 },
[IBEX_DEV_USBDEV] = { 0x40150000, 0x10000 },
[IBEX_DEV_PADCTRL] = { 0x40160000, 0x10000 }
[IBEX_DEV_UART] = { 0x40000000, 0x1000 },
[IBEX_DEV_GPIO] = { 0x40040000, 0x1000 },
[IBEX_DEV_SPI] = { 0x40050000, 0x1000 },
[IBEX_DEV_I2C] = { 0x40080000, 0x1000 },
[IBEX_DEV_PATTGEN] = { 0x400e0000, 0x1000 },
[IBEX_DEV_RV_TIMER] = { 0x40100000, 0x1000 },
[IBEX_DEV_SENSOR_CTRL] = { 0x40110000, 0x1000 },
[IBEX_DEV_OTP_CTRL] = { 0x40130000, 0x4000 },
[IBEX_DEV_PWRMGR] = { 0x40400000, 0x1000 },
[IBEX_DEV_RSTMGR] = { 0x40410000, 0x1000 },
[IBEX_DEV_CLKMGR] = { 0x40420000, 0x1000 },
[IBEX_DEV_PINMUX] = { 0x40460000, 0x1000 },
[IBEX_DEV_PADCTRL] = { 0x40470000, 0x1000 },
[IBEX_DEV_USBDEV] = { 0x40500000, 0x1000 },
[IBEX_DEV_FLASH_CTRL] = { 0x41000000, 0x1000 },
[IBEX_DEV_PLIC] = { 0x41010000, 0x1000 },
[IBEX_DEV_AES] = { 0x41100000, 0x1000 },
[IBEX_DEV_HMAC] = { 0x41110000, 0x1000 },
[IBEX_DEV_KMAC] = { 0x41120000, 0x1000 },
[IBEX_DEV_KEYMGR] = { 0x41130000, 0x1000 },
[IBEX_DEV_CSRNG] = { 0x41150000, 0x1000 },
[IBEX_DEV_ENTROPY] = { 0x41160000, 0x1000 },
[IBEX_DEV_EDNO] = { 0x41170000, 0x1000 },
[IBEX_DEV_EDN1] = { 0x41180000, 0x1000 },
[IBEX_DEV_ALERT_HANDLER] = { 0x411b0000, 0x1000 },
[IBEX_DEV_NMI_GEN] = { 0x411c0000, 0x1000 },
[IBEX_DEV_OTBN] = { 0x411d0000, 0x10000 },
};
static void opentitan_board_init(MachineState *machine)
@ -156,30 +167,52 @@ static void lowrisc_ibex_soc_realize(DeviceState *dev_soc, Error **errp)
memmap[IBEX_DEV_GPIO].base, memmap[IBEX_DEV_GPIO].size);
create_unimplemented_device("riscv.lowrisc.ibex.spi",
memmap[IBEX_DEV_SPI].base, memmap[IBEX_DEV_SPI].size);
create_unimplemented_device("riscv.lowrisc.ibex.flash_ctrl",
memmap[IBEX_DEV_FLASH_CTRL].base, memmap[IBEX_DEV_FLASH_CTRL].size);
create_unimplemented_device("riscv.lowrisc.ibex.i2c",
memmap[IBEX_DEV_I2C].base, memmap[IBEX_DEV_I2C].size);
create_unimplemented_device("riscv.lowrisc.ibex.pattgen",
memmap[IBEX_DEV_PATTGEN].base, memmap[IBEX_DEV_PATTGEN].size);
create_unimplemented_device("riscv.lowrisc.ibex.rv_timer",
memmap[IBEX_DEV_RV_TIMER].base, memmap[IBEX_DEV_RV_TIMER].size);
create_unimplemented_device("riscv.lowrisc.ibex.sensor_ctrl",
memmap[IBEX_DEV_SENSOR_CTRL].base, memmap[IBEX_DEV_SENSOR_CTRL].size);
create_unimplemented_device("riscv.lowrisc.ibex.otp_ctrl",
memmap[IBEX_DEV_OTP_CTRL].base, memmap[IBEX_DEV_OTP_CTRL].size);
create_unimplemented_device("riscv.lowrisc.ibex.pwrmgr",
memmap[IBEX_DEV_PWRMGR].base, memmap[IBEX_DEV_PWRMGR].size);
create_unimplemented_device("riscv.lowrisc.ibex.rstmgr",
memmap[IBEX_DEV_RSTMGR].base, memmap[IBEX_DEV_RSTMGR].size);
create_unimplemented_device("riscv.lowrisc.ibex.clkmgr",
memmap[IBEX_DEV_CLKMGR].base, memmap[IBEX_DEV_CLKMGR].size);
create_unimplemented_device("riscv.lowrisc.ibex.pinmux",
memmap[IBEX_DEV_PINMUX].base, memmap[IBEX_DEV_PINMUX].size);
create_unimplemented_device("riscv.lowrisc.ibex.padctrl",
memmap[IBEX_DEV_PADCTRL].base, memmap[IBEX_DEV_PADCTRL].size);
create_unimplemented_device("riscv.lowrisc.ibex.usbdev",
memmap[IBEX_DEV_USBDEV].base, memmap[IBEX_DEV_USBDEV].size);
create_unimplemented_device("riscv.lowrisc.ibex.flash_ctrl",
memmap[IBEX_DEV_FLASH_CTRL].base, memmap[IBEX_DEV_FLASH_CTRL].size);
create_unimplemented_device("riscv.lowrisc.ibex.aes",
memmap[IBEX_DEV_AES].base, memmap[IBEX_DEV_AES].size);
create_unimplemented_device("riscv.lowrisc.ibex.hmac",
memmap[IBEX_DEV_HMAC].base, memmap[IBEX_DEV_HMAC].size);
create_unimplemented_device("riscv.lowrisc.ibex.pinmux",
memmap[IBEX_DEV_PINMUX].base, memmap[IBEX_DEV_PINMUX].size);
create_unimplemented_device("riscv.lowrisc.ibex.kmac",
memmap[IBEX_DEV_KMAC].base, memmap[IBEX_DEV_KMAC].size);
create_unimplemented_device("riscv.lowrisc.ibex.keymgr",
memmap[IBEX_DEV_KEYMGR].base, memmap[IBEX_DEV_KEYMGR].size);
create_unimplemented_device("riscv.lowrisc.ibex.csrng",
memmap[IBEX_DEV_CSRNG].base, memmap[IBEX_DEV_CSRNG].size);
create_unimplemented_device("riscv.lowrisc.ibex.entropy",
memmap[IBEX_DEV_ENTROPY].base, memmap[IBEX_DEV_ENTROPY].size);
create_unimplemented_device("riscv.lowrisc.ibex.edn0",
memmap[IBEX_DEV_EDNO].base, memmap[IBEX_DEV_EDNO].size);
create_unimplemented_device("riscv.lowrisc.ibex.edn1",
memmap[IBEX_DEV_EDN1].base, memmap[IBEX_DEV_EDN1].size);
create_unimplemented_device("riscv.lowrisc.ibex.alert_handler",
memmap[IBEX_DEV_ALERT_HANDLER].base, memmap[IBEX_DEV_ALERT_HANDLER].size);
create_unimplemented_device("riscv.lowrisc.ibex.nmi_gen",
memmap[IBEX_DEV_NMI_GEN].base, memmap[IBEX_DEV_NMI_GEN].size);
create_unimplemented_device("riscv.lowrisc.ibex.usbdev",
memmap[IBEX_DEV_USBDEV].base, memmap[IBEX_DEV_USBDEV].size);
create_unimplemented_device("riscv.lowrisc.ibex.padctrl",
memmap[IBEX_DEV_PADCTRL].base, memmap[IBEX_DEV_PADCTRL].size);
create_unimplemented_device("riscv.lowrisc.ibex.otbn",
memmap[IBEX_DEV_OTBN].base, memmap[IBEX_DEV_OTBN].size);
}
static void lowrisc_ibex_soc_class_init(ObjectClass *oc, void *data)

74
hw/riscv/sifive_u.c
View File

@ -60,12 +60,6 @@
#include <libfdt.h>
#if defined(TARGET_RISCV32)
# define BIOS_FILENAME "opensbi-riscv32-generic-fw_dynamic.bin"
#else
# define BIOS_FILENAME "opensbi-riscv64-generic-fw_dynamic.bin"
#endif
static const struct MemmapEntry {
hwaddr base;
hwaddr size;
@ -93,7 +87,7 @@ static const struct MemmapEntry {
#define GEM_REVISION 0x10070109
static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
uint64_t mem_size, const char *cmdline)
uint64_t mem_size, const char *cmdline, bool is_32_bit)
{
MachineState *ms = MACHINE(qdev_get_machine());
void *fdt;
@ -176,11 +170,11 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
qemu_fdt_add_subnode(fdt, nodename);
/* cpu 0 is the management hart that does not have mmu */
if (cpu != 0) {
#if defined(TARGET_RISCV32)
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32");
#else
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
#endif
if (is_32_bit) {
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv32");
} else {
qemu_fdt_setprop_string(fdt, nodename, "mmu-type", "riscv,sv48");
}
isa = riscv_isa_string(&s->soc.u_cpus.harts[cpu - 1]);
} else {
isa = riscv_isa_string(&s->soc.e_cpus.harts[0]);
@ -385,6 +379,21 @@ static void create_fdt(SiFiveUState *s, const struct MemmapEntry *memmap,
qemu_fdt_setprop_cell(fdt, nodename, "reg", 0x0);
g_free(nodename);
nodename = g_strdup_printf("/soc/serial@%lx",
(long)memmap[SIFIVE_U_DEV_UART1].base);
qemu_fdt_add_subnode(fdt, nodename);
qemu_fdt_setprop_string(fdt, nodename, "compatible", "sifive,uart0");
qemu_fdt_setprop_cells(fdt, nodename, "reg",
0x0, memmap[SIFIVE_U_DEV_UART1].base,
0x0, memmap[SIFIVE_U_DEV_UART1].size);
qemu_fdt_setprop_cells(fdt, nodename, "clocks",
prci_phandle, PRCI_CLK_TLCLK);
qemu_fdt_setprop_cell(fdt, nodename, "interrupt-parent", plic_phandle);
qemu_fdt_setprop_cell(fdt, nodename, "interrupts", SIFIVE_U_UART1_IRQ);
qemu_fdt_setprop_string(fdt, "/aliases", "serial1", nodename);
g_free(nodename);
nodename = g_strdup_printf("/soc/serial@%lx",
(long)memmap[SIFIVE_U_DEV_UART0].base);
qemu_fdt_add_subnode(fdt, nodename);
@ -456,7 +465,8 @@ static void sifive_u_machine_init(MachineState *machine)
qemu_allocate_irq(sifive_u_machine_reset, NULL, 0));
/* create device tree */
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline);
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline,
riscv_is_32bit(s->soc.u_cpus));
if (s->start_in_flash) {
/*
@ -485,11 +495,18 @@ static void sifive_u_machine_init(MachineState *machine)
break;
}
firmware_end_addr = riscv_find_and_load_firmware(machine, BIOS_FILENAME,
start_addr, NULL);
if (riscv_is_32bit(s->soc.u_cpus)) {
firmware_end_addr = riscv_find_and_load_firmware(machine,
"opensbi-riscv32-generic-fw_dynamic.bin",
start_addr, NULL);
} else {
firmware_end_addr = riscv_find_and_load_firmware(machine,
"opensbi-riscv64-generic-fw_dynamic.bin",
start_addr, NULL);
}
if (machine->kernel_filename) {
kernel_start_addr = riscv_calc_kernel_start_addr(machine,
kernel_start_addr = riscv_calc_kernel_start_addr(s->soc.u_cpus,
firmware_end_addr);
kernel_entry = riscv_load_kernel(machine->kernel_filename,
@ -516,9 +533,9 @@ static void sifive_u_machine_init(MachineState *machine)
/* Compute the fdt load address in dram */
fdt_load_addr = riscv_load_fdt(memmap[SIFIVE_U_DEV_DRAM].base,
machine->ram_size, s->fdt);
#if defined(TARGET_RISCV64)
start_addr_hi32 = start_addr >> 32;
#endif
if (!riscv_is_32bit(s->soc.u_cpus)) {
start_addr_hi32 = (uint64_t)start_addr >> 32;
}
/* reset vector */
uint32_t reset_vec[11] = {
@ -526,13 +543,8 @@ static void sifive_u_machine_init(MachineState *machine)
0x00000297, /* 1: auipc t0, %pcrel_hi(fw_dyn) */
0x02828613, /* addi a2, t0, %pcrel_lo(1b) */
0xf1402573, /* csrr a0, mhartid */
#if defined(TARGET_RISCV32)
0x0202a583, /* lw a1, 32(t0) */
0x0182a283, /* lw t0, 24(t0) */
#elif defined(TARGET_RISCV64)
0x0202b583, /* ld a1, 32(t0) */
0x0182b283, /* ld t0, 24(t0) */
#endif
0,
0,
0x00028067, /* jr t0 */
start_addr, /* start: .dword */
start_addr_hi32,
@ -540,6 +552,14 @@ static void sifive_u_machine_init(MachineState *machine)
0x00000000,
/* fw_dyn: */
};
if (riscv_is_32bit(s->soc.u_cpus)) {
reset_vec[4] = 0x0202a583; /* lw a1, 32(t0) */
reset_vec[5] = 0x0182a283; /* lw t0, 24(t0) */
} else {
reset_vec[4] = 0x0202b583; /* ld a1, 32(t0) */
reset_vec[5] = 0x0182b283; /* ld t0, 24(t0) */
}
/* copy in the reset vector in little_endian byte order */
for (i = 0; i < ARRAY_SIZE(reset_vec); i++) {
@ -548,7 +568,7 @@ static void sifive_u_machine_init(MachineState *machine)
rom_add_blob_fixed_as("mrom.reset", reset_vec, sizeof(reset_vec),
memmap[SIFIVE_U_DEV_MROM].base, &address_space_memory);
riscv_rom_copy_firmware_info(memmap[SIFIVE_U_DEV_MROM].base,
riscv_rom_copy_firmware_info(machine, memmap[SIFIVE_U_DEV_MROM].base,
memmap[SIFIVE_U_DEV_MROM].size,
sizeof(reset_vec), kernel_entry);
}

52
hw/riscv/spike.c
View File

@ -43,17 +43,6 @@
#include "sysemu/qtest.h"
#include "sysemu/sysemu.h"
/*
* Not like other RISC-V machines that use plain binary bios images,
* keeping ELF files here was intentional because BIN files don't work
* for the Spike machine as HTIF emulation depends on ELF parsing.
*/
#if defined(TARGET_RISCV32)
# define BIOS_FILENAME "opensbi-riscv32-generic-fw_dynamic.elf"
#else
# define BIOS_FILENAME "opensbi-riscv64-generic-fw_dynamic.elf"
#endif
static const struct MemmapEntry {
hwaddr base;
hwaddr size;
@ -64,7 +53,7 @@ static const struct MemmapEntry {
};
static void create_fdt(SpikeState *s, const struct MemmapEntry *memmap,
uint64_t mem_size, const char *cmdline)
uint64_t mem_size, const char *cmdline, bool is_32_bit)
{
void *fdt;
uint64_t addr, size;
@ -115,11 +104,11 @@ static void create_fdt(SpikeState *s, const struct MemmapEntry *memmap,
cpu_name = g_strdup_printf("/cpus/cpu@%d",
s->soc[socket].hartid_base + cpu);
qemu_fdt_add_subnode(fdt, cpu_name);
#if defined(TARGET_RISCV32)
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv32");
#else
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv48");
#endif
if (is_32_bit) {
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv32");
} else {
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv48");
}
name = riscv_isa_string(&s->soc[socket].harts[cpu]);
qemu_fdt_setprop_string(fdt, cpu_name, "riscv,isa", name);
g_free(name);
@ -254,7 +243,8 @@ static void spike_board_init(MachineState *machine)
main_mem);
/* create device tree */
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline);
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline,
riscv_is_32bit(s->soc[0]));
/* boot rom */
memory_region_init_rom(mask_rom, NULL, "riscv.spike.mrom",
@ -262,12 +252,25 @@ static void spike_board_init(MachineState *machine)
memory_region_add_subregion(system_memory, memmap[SPIKE_MROM].base,
mask_rom);
firmware_end_addr = riscv_find_and_load_firmware(machine, BIOS_FILENAME,
memmap[SPIKE_DRAM].base,
htif_symbol_callback);
/*
* Not like other RISC-V machines that use plain binary bios images,
* keeping ELF files here was intentional because BIN files don't work
* for the Spike machine as HTIF emulation depends on ELF parsing.
*/
if (riscv_is_32bit(s->soc[0])) {
firmware_end_addr = riscv_find_and_load_firmware(machine,
"opensbi-riscv32-generic-fw_dynamic.elf",
memmap[SPIKE_DRAM].base,
htif_symbol_callback);
} else {
firmware_end_addr = riscv_find_and_load_firmware(machine,
"opensbi-riscv64-generic-fw_dynamic.elf",
memmap[SPIKE_DRAM].base,
htif_symbol_callback);
}
if (machine->kernel_filename) {
kernel_start_addr = riscv_calc_kernel_start_addr(machine,
kernel_start_addr = riscv_calc_kernel_start_addr(s->soc[0],
firmware_end_addr);
kernel_entry = riscv_load_kernel(machine->kernel_filename,
@ -296,7 +299,8 @@ static void spike_board_init(MachineState *machine)
fdt_load_addr = riscv_load_fdt(memmap[SPIKE_DRAM].base,
machine->ram_size, s->fdt);
/* load the reset vector */
riscv_setup_rom_reset_vec(memmap[SPIKE_DRAM].base, memmap[SPIKE_MROM].base,
riscv_setup_rom_reset_vec(machine, s->soc[0], memmap[SPIKE_DRAM].base,
memmap[SPIKE_MROM].base,
memmap[SPIKE_MROM].size, kernel_entry,
fdt_load_addr, s->fdt);
@ -317,7 +321,7 @@ static void spike_machine_class_init(ObjectClass *oc, void *data)
mc->init = spike_board_init;
mc->max_cpus = SPIKE_CPUS_MAX;
mc->is_default = true;
mc->default_cpu_type = SPIKE_V1_10_0_CPU;
mc->default_cpu_type = TYPE_RISCV_CPU_BASE;
mc->possible_cpu_arch_ids = riscv_numa_possible_cpu_arch_ids;
mc->cpu_index_to_instance_props = riscv_numa_cpu_index_to_props;
mc->get_default_cpu_node_id = riscv_numa_get_default_cpu_node_id;

39
hw/riscv/virt.c
View File

@ -43,12 +43,6 @@
#include "hw/pci/pci.h"
#include "hw/pci-host/gpex.h"
#if defined(TARGET_RISCV32)
# define BIOS_FILENAME "opensbi-riscv32-generic-fw_dynamic.bin"
#else
# define BIOS_FILENAME "opensbi-riscv64-generic-fw_dynamic.bin"
#endif
static const struct MemmapEntry {
hwaddr base;
hwaddr size;
@ -177,7 +171,7 @@ static void create_pcie_irq_map(void *fdt, char *nodename,
}
static void create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
uint64_t mem_size, const char *cmdline)
uint64_t mem_size, const char *cmdline, bool is_32_bit)
{
void *fdt;
int i, cpu, socket;
@ -240,11 +234,11 @@ static void create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap,
cpu_name = g_strdup_printf("/cpus/cpu@%d",
s->soc[socket].hartid_base + cpu);
qemu_fdt_add_subnode(fdt, cpu_name);
#if defined(TARGET_RISCV32)
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv32");
#else
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv48");
#endif
if (is_32_bit) {
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv32");
} else {
qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv48");
}
name = riscv_isa_string(&s->soc[socket].harts[cpu]);
qemu_fdt_setprop_string(fdt, cpu_name, "riscv,isa", name);
g_free(name);
@ -606,7 +600,8 @@ static void virt_machine_init(MachineState *machine)
main_mem);
/* create device tree */
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline);
create_fdt(s, memmap, machine->ram_size, machine->kernel_cmdline,
riscv_is_32bit(s->soc[0]));
/* boot rom */
memory_region_init_rom(mask_rom, NULL, "riscv_virt_board.mrom",
@ -614,11 +609,18 @@ static void virt_machine_init(MachineState *machine)
memory_region_add_subregion(system_memory, memmap[VIRT_MROM].base,
mask_rom);
firmware_end_addr = riscv_find_and_load_firmware(machine, BIOS_FILENAME,
start_addr, NULL);
if (riscv_is_32bit(s->soc[0])) {
firmware_end_addr = riscv_find_and_load_firmware(machine,
"opensbi-riscv32-generic-fw_dynamic.bin",
start_addr, NULL);
} else {
firmware_end_addr = riscv_find_and_load_firmware(machine,
"opensbi-riscv64-generic-fw_dynamic.bin",
start_addr, NULL);
}
if (machine->kernel_filename) {
kernel_start_addr = riscv_calc_kernel_start_addr(machine,
kernel_start_addr = riscv_calc_kernel_start_addr(s->soc[0],
firmware_end_addr);
kernel_entry = riscv_load_kernel(machine->kernel_filename,
@ -654,7 +656,8 @@ static void virt_machine_init(MachineState *machine)
fdt_load_addr = riscv_load_fdt(memmap[VIRT_DRAM].base,
machine->ram_size, s->fdt);
/* load the reset vector */
riscv_setup_rom_reset_vec(start_addr, virt_memmap[VIRT_MROM].base,
riscv_setup_rom_reset_vec(machine, s->soc[0], start_addr,
virt_memmap[VIRT_MROM].base,
virt_memmap[VIRT_MROM].size, kernel_entry,
fdt_load_addr, s->fdt);
@ -704,7 +707,7 @@ static void virt_machine_class_init(ObjectClass *oc, void *data)
mc->desc = "RISC-V VirtIO board";
mc->init = virt_machine_init;
mc->max_cpus = VIRT_CPUS_MAX;
mc->default_cpu_type = VIRT_CPU;
mc->default_cpu_type = TYPE_RISCV_CPU_BASE;
mc->pci_allow_0_address = true;
mc->possible_cpu_arch_ids = riscv_numa_possible_cpu_arch_ids;
mc->cpu_index_to_instance_props = riscv_numa_cpu_index_to_props;

14
include/hw/riscv/boot.h
View File

@ -22,10 +22,11 @@
#include "exec/cpu-defs.h"
#include "hw/loader.h"
#include "hw/riscv/riscv_hart.h"
bool riscv_is_32_bit(MachineState *machine);
bool riscv_is_32bit(RISCVHartArrayState harts);
target_ulong riscv_calc_kernel_start_addr(MachineState *machine,
target_ulong riscv_calc_kernel_start_addr(RISCVHartArrayState harts,
target_ulong firmware_end_addr);
target_ulong riscv_find_and_load_firmware(MachineState *machine,
const char *default_machine_firmware,
@ -41,10 +42,13 @@ target_ulong riscv_load_kernel(const char *kernel_filename,
hwaddr riscv_load_initrd(const char *filename, uint64_t mem_size,
uint64_t kernel_entry, hwaddr *start);
uint32_t riscv_load_fdt(hwaddr dram_start, uint64_t dram_size, void *fdt);
void riscv_setup_rom_reset_vec(hwaddr saddr, hwaddr rom_base,
hwaddr rom_size, uint64_t kernel_entry,
void riscv_setup_rom_reset_vec(MachineState *machine, RISCVHartArrayState harts,
hwaddr saddr,
hwaddr rom_base, hwaddr rom_size,
uint64_t kernel_entry,
uint32_t fdt_load_addr, void *fdt);
void riscv_rom_copy_firmware_info(hwaddr rom_base, hwaddr rom_size,
void riscv_rom_copy_firmware_info(MachineState *machine, hwaddr rom_base,
hwaddr rom_size,
uint32_t reset_vec_size,
uint64_t kernel_entry);

3
include/hw/riscv/microchip_pfsoc.h
View File

@ -97,6 +97,8 @@ enum {
MICROCHIP_PFSOC_MMUART2,
MICROCHIP_PFSOC_MMUART3,
MICROCHIP_PFSOC_MMUART4,
MICROCHIP_PFSOC_SPI0,
MICROCHIP_PFSOC_SPI1,
MICROCHIP_PFSOC_I2C1,
MICROCHIP_PFSOC_GEM0,
MICROCHIP_PFSOC_GEM1,
@ -105,6 +107,7 @@ enum {
MICROCHIP_PFSOC_GPIO2,
MICROCHIP_PFSOC_ENVM_CFG,
MICROCHIP_PFSOC_ENVM_DATA,
MICROCHIP_PFSOC_QSPI_XIP,
MICROCHIP_PFSOC_IOSCB,
MICROCHIP_PFSOC_DRAM_LO,
MICROCHIP_PFSOC_DRAM_LO_ALIAS,

23
include/hw/riscv/opentitan.h
View File

@ -55,19 +55,30 @@ enum {
IBEX_DEV_UART,
IBEX_DEV_GPIO,
IBEX_DEV_SPI,
IBEX_DEV_FLASH_CTRL,
IBEX_DEV_I2C,
IBEX_DEV_PATTGEN,
IBEX_DEV_RV_TIMER,
IBEX_DEV_AES,
IBEX_DEV_HMAC,
IBEX_DEV_PLIC,
IBEX_DEV_SENSOR_CTRL,
IBEX_DEV_OTP_CTRL,
IBEX_DEV_PWRMGR,
IBEX_DEV_RSTMGR,
IBEX_DEV_CLKMGR,
IBEX_DEV_PINMUX,
IBEX_DEV_PADCTRL,
IBEX_DEV_USBDEV,
IBEX_DEV_FLASH_CTRL,
IBEX_DEV_PLIC,
IBEX_DEV_AES,
IBEX_DEV_HMAC,
IBEX_DEV_KMAC,
IBEX_DEV_KEYMGR,
IBEX_DEV_CSRNG,
IBEX_DEV_ENTROPY,
IBEX_DEV_EDNO,
IBEX_DEV_EDN1,
IBEX_DEV_ALERT_HANDLER,
IBEX_DEV_NMI_GEN,
IBEX_DEV_USBDEV,
IBEX_DEV_PADCTRL,
IBEX_DEV_OTBN,
};
enum {

6
include/hw/riscv/spike.h
View File

@ -47,10 +47,4 @@ enum {
SPIKE_DRAM
};
#if defined(TARGET_RISCV32)
#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_BASE32
#elif defined(TARGET_RISCV64)
#define SPIKE_V1_10_0_CPU TYPE_RISCV_CPU_BASE64
#endif
#endif

6
include/hw/riscv/virt.h
View File

@ -89,10 +89,4 @@ enum {
#define FDT_INT_MAP_WIDTH (FDT_PCI_ADDR_CELLS + FDT_PCI_INT_CELLS + 1 + \
FDT_PLIC_ADDR_CELLS + FDT_PLIC_INT_CELLS)
#if defined(TARGET_RISCV32)
#define VIRT_CPU TYPE_RISCV_CPU_BASE32
#elif defined(TARGET_RISCV64)
#define VIRT_CPU TYPE_RISCV_CPU_BASE64
#endif
#endif

84
target/riscv/cpu.c
View File

@ -108,6 +108,15 @@ const char *riscv_cpu_get_trap_name(target_ulong cause, bool async)
}
}
bool riscv_cpu_is_32bit(CPURISCVState *env)
{
if (env->misa & RV64) {
return false;
}
return true;
}
static void set_misa(CPURISCVState *env, target_ulong misa)
{
env->misa_mask = env->misa = misa;
@ -142,29 +151,50 @@ static void riscv_any_cpu_init(Object *obj)
set_priv_version(env, PRIV_VERSION_1_11_0);
}
static void riscv_base_cpu_init(Object *obj)
#if defined(TARGET_RISCV64)
static void rv64_base_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
/* We set this in the realise function */
set_misa(env, 0);
set_misa(env, RV64);
}
static void rvxx_sifive_u_cpu_init(Object *obj)
static void rv64_sifive_u_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RVXLEN | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_misa(env, RV64 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
}
static void rvxx_sifive_e_cpu_init(Object *obj)
static void rv64_sifive_e_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RVXLEN | RVI | RVM | RVA | RVC | RVU);
set_misa(env, RV64 | RVI | RVM | RVA | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
#else
static void rv32_base_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
/* We set this in the realise function */
set_misa(env, RV32);
}
#if defined(TARGET_RISCV32)
static void rv32_sifive_u_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RV32 | RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
}
static void rv32_sifive_e_cpu_init(Object *obj)
{
CPURISCVState *env = &RISCV_CPU(obj)->env;
set_misa(env, RV32 | RVI | RVM | RVA | RVC | RVU);
set_priv_version(env, PRIV_VERSION_1_10_0);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
static void rv32_ibex_cpu_init(Object *obj)
{
@ -182,7 +212,6 @@ static void rv32_imafcu_nommu_cpu_init(Object *obj)
set_resetvec(env, DEFAULT_RSTVEC);
qdev_prop_set_bit(DEVICE(obj), "mmu", false);
}
#endif
static ObjectClass *riscv_cpu_class_by_name(const char *cpu_model)
@ -218,10 +247,10 @@ static void riscv_cpu_dump_state(CPUState *cs, FILE *f, int flags)
#ifndef CONFIG_USER_ONLY
qemu_fprintf(f, " %s " TARGET_FMT_lx "\n", "mhartid ", env->mhartid);
qemu_fprintf(f, " %s " TARGET_FMT_lx "\n", "mstatus ", (target_ulong)env->mstatus);
#ifdef TARGET_RISCV32
qemu_fprintf(f, " %s " TARGET_FMT_lx "\n", "mstatush ",
(target_ulong)(env->mstatus >> 32));
#endif
if (riscv_cpu_is_32bit(env)) {
qemu_fprintf(f, " %s " TARGET_FMT_lx "\n", "mstatush ",
(target_ulong)(env->mstatus >> 32));
}
if (riscv_has_ext(env, RVH)) {
qemu_fprintf(f, " %s " TARGET_FMT_lx "\n", "hstatus ", env->hstatus);
qemu_fprintf(f, " %s " TARGET_FMT_lx "\n", "vsstatus ",
@ -334,11 +363,12 @@ static void riscv_cpu_reset(DeviceState *dev)
static void riscv_cpu_disas_set_info(CPUState *s, disassemble_info *info)
{
#if defined(TARGET_RISCV32)
info->print_insn = print_insn_riscv32;
#elif defined(TARGET_RISCV64)
info->print_insn = print_insn_riscv64;
#endif
RISCVCPU *cpu = RISCV_CPU(s);
if (riscv_cpu_is_32bit(&cpu->env)) {
info->print_insn = print_insn_riscv32;
} else {
info->print_insn = print_insn_riscv64;
}
}
static void riscv_cpu_realize(DeviceState *dev, Error **errp)
@ -349,7 +379,7 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp)
RISCVCPUClass *mcc = RISCV_CPU_GET_CLASS(dev);
int priv_version = PRIV_VERSION_1_11_0;
int vext_version = VEXT_VERSION_0_07_1;
target_ulong target_misa = 0;
target_ulong target_misa = env->misa;
Error *local_err = NULL;
cpu_exec_realizefn(cs, &local_err);
@ -384,8 +414,8 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp)
set_resetvec(env, cpu->cfg.resetvec);
/* If misa isn't set (rv32 and rv64 machines) set it here */
if (!env->misa) {
/* If only XLEN is set for misa, then set misa from properties */
if (env->misa == RV32 || env->misa == RV64) {
/* Do some ISA extension error checking */
if (cpu->cfg.ext_i && cpu->cfg.ext_e) {
error_setg(errp,
@ -481,7 +511,7 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp)
set_vext_version(env, vext_version);
}
set_misa(env, RVXLEN | target_misa);
set_misa(env, target_misa);
}
riscv_cpu_register_gdb_regs_for_features(cs);
@ -632,15 +662,15 @@ static const TypeInfo riscv_cpu_type_infos[] = {
},
DEFINE_CPU(TYPE_RISCV_CPU_ANY, riscv_any_cpu_init),
#if defined(TARGET_RISCV32)
DEFINE_CPU(TYPE_RISCV_CPU_BASE32, riscv_base_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_BASE32, rv32_base_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_IBEX, rv32_ibex_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rvxx_sifive_e_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E31, rv32_sifive_e_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E34, rv32_imafcu_nommu_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rvxx_sifive_u_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U34, rv32_sifive_u_cpu_init),
#elif defined(TARGET_RISCV64)
DEFINE_CPU(TYPE_RISCV_CPU_BASE64, riscv_base_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rvxx_sifive_e_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rvxx_sifive_u_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_BASE64, rv64_base_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_E51, rv64_sifive_e_cpu_init),
DEFINE_CPU(TYPE_RISCV_CPU_SIFIVE_U54, rv64_sifive_u_cpu_init),
#endif
};

8
target/riscv/cpu.h
View File

@ -44,6 +44,12 @@
#define TYPE_RISCV_CPU_SIFIVE_U34 RISCV_CPU_TYPE_NAME("sifive-u34")
#define TYPE_RISCV_CPU_SIFIVE_U54 RISCV_CPU_TYPE_NAME("sifive-u54")
#if defined(TARGET_RISCV32)
# define TYPE_RISCV_CPU_BASE TYPE_RISCV_CPU_BASE32
#elif defined(TARGET_RISCV64)
# define TYPE_RISCV_CPU_BASE TYPE_RISCV_CPU_BASE64
#endif
#define RV32 ((target_ulong)1 << (TARGET_LONG_BITS - 2))
#define RV64 ((target_ulong)2 << (TARGET_LONG_BITS - 2))
@ -378,6 +384,8 @@ FIELD(TB_FLAGS, VILL, 8, 1)
/* Is a Hypervisor instruction load/store allowed? */
FIELD(TB_FLAGS, HLSX, 9, 1)
bool riscv_cpu_is_32bit(CPURISCVState *env);
/*
* A simplification for VLMAX
* = (1 << LMUL) * VLEN / (8 * (1 << SEW))

8
target/riscv/cpu_bits.h
View File

@ -379,8 +379,8 @@
#define MSTATUS_MXR 0x00080000
#define MSTATUS_VM 0x1F000000 /* until: priv-1.9.1 */
#define MSTATUS_TVM 0x00100000 /* since: priv-1.10 */
#define MSTATUS_TW 0x20000000 /* since: priv-1.10 */
#define MSTATUS_TSR 0x40000000 /* since: priv-1.10 */
#define MSTATUS_TW 0x00200000 /* since: priv-1.10 */
#define MSTATUS_TSR 0x00400000 /* since: priv-1.10 */
#define MSTATUS_GVA 0x4000000000ULL
#define MSTATUS_MPV 0x8000000000ULL
@ -437,9 +437,7 @@
#define HSTATUS_VGEIN 0x0003F000
#define HSTATUS_VTVM 0x00100000
#define HSTATUS_VTSR 0x00400000
#if defined(TARGET_RISCV64)
#define HSTATUS_VSXL 0x300000000
#endif
#define HSTATUS_VSXL 0x300000000
#define HSTATUS32_WPRI 0xFF8FF87E
#define HSTATUS64_WPRI 0xFFFFFFFFFF8FF87EULL

15
target/riscv/cpu_helper.c
View File

@ -367,7 +367,8 @@ static int get_physical_address(CPURISCVState *env, hwaddr *physical,
vm = get_field(env->hgatp, HGATP_MODE);
widened = 2;
}
sum = get_field(env->mstatus, MSTATUS_SUM);
/* status.SUM will be ignored if execute on background */
sum = get_field(env->mstatus, MSTATUS_SUM) || use_background;
switch (vm) {
case VM_1_10_SV32:
levels = 2; ptidxbits = 10; ptesize = 4; break;
@ -446,11 +447,13 @@ restart:
return TRANSLATE_PMP_FAIL;
}
#if defined(TARGET_RISCV32)
target_ulong pte = address_space_ldl(cs->as, pte_addr, attrs, &res);
#elif defined(TARGET_RISCV64)
target_ulong pte = address_space_ldq(cs->as, pte_addr, attrs, &res);
#endif
target_ulong pte;
if (riscv_cpu_is_32bit(env)) {
pte = address_space_ldl(cs->as, pte_addr, attrs, &res);
} else {
pte = address_space_ldq(cs->as, pte_addr, attrs, &res);
}
if (res != MEMTX_OK) {
return TRANSLATE_FAIL;
}

176
target/riscv/csr.c
View File

@ -102,44 +102,65 @@ static int ctr(CPURISCVState *env, int csrno)
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
#if defined(TARGET_RISCV32)
case CSR_CYCLEH:
if (!get_field(env->hcounteren, HCOUNTEREN_CY) &&
get_field(env->mcounteren, HCOUNTEREN_CY)) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
if (riscv_cpu_is_32bit(env)) {
switch (csrno) {
case CSR_CYCLEH:
if (!get_field(env->hcounteren, HCOUNTEREN_CY) &&
get_field(env->mcounteren, HCOUNTEREN_CY)) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
case CSR_TIMEH:
if (!get_field(env->hcounteren, HCOUNTEREN_TM) &&
get_field(env->mcounteren, HCOUNTEREN_TM)) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
case CSR_INSTRETH:
if (!get_field(env->hcounteren, HCOUNTEREN_IR) &&
get_field(env->mcounteren, HCOUNTEREN_IR)) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
case CSR_HPMCOUNTER3H...CSR_HPMCOUNTER31H:
if (!get_field(env->hcounteren, 1 << (csrno - CSR_HPMCOUNTER3H)) &&
get_field(env->mcounteren, 1 << (csrno - CSR_HPMCOUNTER3H))) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
}
break;
case CSR_TIMEH:
if (!get_field(env->hcounteren, HCOUNTEREN_TM) &&
get_field(env->mcounteren, HCOUNTEREN_TM)) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
case CSR_INSTRETH:
if (!get_field(env->hcounteren, HCOUNTEREN_IR) &&
get_field(env->mcounteren, HCOUNTEREN_IR)) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
case CSR_HPMCOUNTER3H...CSR_HPMCOUNTER31H:
if (!get_field(env->hcounteren, 1 << (csrno - CSR_HPMCOUNTER3H)) &&
get_field(env->mcounteren, 1 << (csrno - CSR_HPMCOUNTER3H))) {
return -RISCV_EXCP_VIRT_INSTRUCTION_FAULT;
}
break;
#endif
}
}
#endif
return 0;
}
static int ctr32(CPURISCVState *env, int csrno)
{
if (!riscv_cpu_is_32bit(env)) {
return -RISCV_EXCP_ILLEGAL_INST;
}
return ctr(env, csrno);
}
#if !defined(CONFIG_USER_ONLY)
static int any(CPURISCVState *env, int csrno)
{
return 0;
}
static int any32(CPURISCVState *env, int csrno)
{
if (!riscv_cpu_is_32bit(env)) {
return -RISCV_EXCP_ILLEGAL_INST;
}
return any(env, csrno);
}
static int smode(CPURISCVState *env, int csrno)
{
return -!riscv_has_ext(env, RVS);
@ -161,6 +182,16 @@ static int hmode(CPURISCVState *env, int csrno)
return -RISCV_EXCP_ILLEGAL_INST;
}
static int hmode32(CPURISCVState *env, int csrno)
{
if (!riscv_cpu_is_32bit(env)) {
return 0;
}
return hmode(env, csrno);
}
static int pmp(CPURISCVState *env, int csrno)
{
return -!riscv_feature(env, RISCV_FEATURE_PMP);
@ -310,7 +341,6 @@ static int read_instret(CPURISCVState *env, int csrno, target_ulong *val)
return 0;
}
#if defined(TARGET_RISCV32)
static int read_instreth(CPURISCVState *env, int csrno, target_ulong *val)
{
#if !defined(CONFIG_USER_ONLY)
@ -324,7 +354,6 @@ static int read_instreth(CPURISCVState *env, int csrno, target_ulong *val)
#endif
return 0;
}
#endif /* TARGET_RISCV32 */
#if defined(CONFIG_USER_ONLY)
static int read_time(CPURISCVState *env, int csrno, target_ulong *val)
@ -333,13 +362,11 @@ static int read_time(CPURISCVState *env, int csrno, target_ulong *val)
return 0;
}
#if defined(TARGET_RISCV32)
static int read_timeh(CPURISCVState *env, int csrno, target_ulong *val)
{
*val = cpu_get_host_ticks() >> 32;
return 0;
}
#endif
#else /* CONFIG_USER_ONLY */
@ -355,7 +382,6 @@ static int read_time(CPURISCVState *env, int csrno, target_ulong *val)
return 0;
}
#if defined(TARGET_RISCV32)
static int read_timeh(CPURISCVState *env, int csrno, target_ulong *val)
{
uint64_t delta = riscv_cpu_virt_enabled(env) ? env->htimedelta : 0;
@ -367,7 +393,6 @@ static int read_timeh(CPURISCVState *env, int csrno, target_ulong *val)
*val = (env->rdtime_fn(env->rdtime_fn_arg) + delta) >> 32;
return 0;
}
#endif
/* Machine constants */
@ -406,19 +431,17 @@ static const target_ulong sip_writable_mask = SIP_SSIP | MIP_USIP | MIP_UEIP;
static const target_ulong hip_writable_mask = MIP_VSSIP | MIP_VSTIP | MIP_VSEIP;
static const target_ulong vsip_writable_mask = MIP_VSSIP;
#if defined(TARGET_RISCV32)
static const char valid_vm_1_10[16] = {
static const char valid_vm_1_10_32[16] = {
[VM_1_10_MBARE] = 1,
[VM_1_10_SV32] = 1
};
#elif defined(TARGET_RISCV64)
static const char valid_vm_1_10[16] = {
static const char valid_vm_1_10_64[16] = {
[VM_1_10_MBARE] = 1,
[VM_1_10_SV39] = 1,
[VM_1_10_SV48] = 1,
[VM_1_10_SV57] = 1
};
#endif /* CONFIG_USER_ONLY */
/* Machine Information Registers */
static int read_zero(CPURISCVState *env, int csrno, target_ulong *val)
@ -441,7 +464,11 @@ static int read_mstatus(CPURISCVState *env, int csrno, target_ulong *val)
static int validate_vm(CPURISCVState *env, target_ulong vm)
{
return valid_vm_1_10[vm & 0xf];
if (riscv_cpu_is_32bit(env)) {
return valid_vm_1_10_32[vm & 0xf];
} else {
return valid_vm_1_10_64[vm & 0xf];
}
}
static int write_mstatus(CPURISCVState *env, int csrno, target_ulong val)
@ -459,13 +486,14 @@ static int write_mstatus(CPURISCVState *env, int csrno, target_ulong val)
MSTATUS_SPP | MSTATUS_FS | MSTATUS_MPRV | MSTATUS_SUM |
MSTATUS_MPP | MSTATUS_MXR | MSTATUS_TVM | MSTATUS_TSR |
MSTATUS_TW;
#if defined(TARGET_RISCV64)
/*
* RV32: MPV and GVA are not in mstatus. The current plan is to
* add them to mstatush. For now, we just don't support it.
*/
mask |= MSTATUS_MPV | MSTATUS_GVA;
#endif
if (!riscv_cpu_is_32bit(env)) {
/*
* RV32: MPV and GVA are not in mstatus. The current plan is to
* add them to mstatush. For now, we just don't support it.
*/
mask |= MSTATUS_MPV | MSTATUS_GVA;
}
mstatus = (mstatus & ~mask) | (val & mask);
@ -477,7 +505,6 @@ static int write_mstatus(CPURISCVState *env, int csrno, target_ulong val)
return 0;
}
#ifdef TARGET_RISCV32
static int read_mstatush(CPURISCVState *env, int csrno, target_ulong *val)
{
*val = env->mstatus >> 32;
@ -497,7 +524,6 @@ static int write_mstatush(CPURISCVState *env, int csrno, target_ulong val)
return 0;
}
#endif
static int read_misa(CPURISCVState *env, int csrno, target_ulong *val)
{
@ -895,10 +921,10 @@ static int write_satp(CPURISCVState *env, int csrno, target_ulong val)
static int read_hstatus(CPURISCVState *env, int csrno, target_ulong *val)
{
*val = env->hstatus;
#ifdef TARGET_RISCV64
/* We only support 64-bit VSXL */
*val = set_field(*val, HSTATUS_VSXL, 2);
#endif
if (!riscv_cpu_is_32bit(env)) {
/* We only support 64-bit VSXL */
*val = set_field(*val, HSTATUS_VSXL, 2);
}
/* We only support little endian */
*val = set_field(*val, HSTATUS_VSBE, 0);
return 0;
@ -907,11 +933,9 @@ static int read_hstatus(CPURISCVState *env, int csrno, target_ulong *val)
static int write_hstatus(CPURISCVState *env, int csrno, target_ulong val)
{
env->hstatus = val;
#ifdef TARGET_RISCV64
if (get_field(val, HSTATUS_VSXL) != 2) {
if (!riscv_cpu_is_32bit(env) && get_field(val, HSTATUS_VSXL) != 2) {
qemu_log_mask(LOG_UNIMP, "QEMU does not support mixed HSXLEN options.");
}
#endif
if (get_field(val, HSTATUS_VSBE) != 0) {
qemu_log_mask(LOG_UNIMP, "QEMU does not support big endian guests.");
}
@ -1053,11 +1077,7 @@ static int read_htimedelta(CPURISCVState *env, int csrno, target_ulong *val)
return -RISCV_EXCP_ILLEGAL_INST;
}
#if defined(TARGET_RISCV32)
*val = env->htimedelta & 0xffffffff;
#else
*val = env->htimedelta;
#endif
return 0;
}
@ -1067,15 +1087,14 @@ static int write_htimedelta(CPURISCVState *env, int csrno, target_ulong val)
return -RISCV_EXCP_ILLEGAL_INST;
}
#if defined(TARGET_RISCV32)
env->htimedelta = deposit64(env->htimedelta, 0, 32, (uint64_t)val);
#else
env->htimedelta = val;
#endif
if (riscv_cpu_is_32bit(env)) {
env->htimedelta = deposit64(env->htimedelta, 0, 32, (uint64_t)val);
} else {
env->htimedelta = val;
}
return 0;
}
#if defined(TARGET_RISCV32)
static int read_htimedeltah(CPURISCVState *env, int csrno, target_ulong *val)
{
if (!env->rdtime_fn) {
@ -1095,7 +1114,6 @@ static int write_htimedeltah(CPURISCVState *env, int csrno, target_ulong val)
env->htimedelta = deposit64(env->htimedelta, 32, 32, (uint64_t)val);
return 0;
}
#endif
/* Virtual CSR Registers */
static int read_vsstatus(CPURISCVState *env, int csrno, target_ulong *val)
@ -1374,26 +1392,20 @@ static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
/* User Timers and Counters */
[CSR_CYCLE] = { ctr, read_instret },
[CSR_INSTRET] = { ctr, read_instret },
#if defined(TARGET_RISCV32)
[CSR_CYCLEH] = { ctr, read_instreth },
[CSR_INSTRETH] = { ctr, read_instreth },
#endif
[CSR_CYCLEH] = { ctr32, read_instreth },
[CSR_INSTRETH] = { ctr32, read_instreth },
/* In privileged mode, the monitor will have to emulate TIME CSRs only if
* rdtime callback is not provided by machine/platform emulation */
[CSR_TIME] = { ctr, read_time },
#if defined(TARGET_RISCV32)
[CSR_TIMEH] = { ctr, read_timeh },
#endif
[CSR_TIMEH] = { ctr32, read_timeh },
#if !defined(CONFIG_USER_ONLY)
/* Machine Timers and Counters */
[CSR_MCYCLE] = { any, read_instret },
[CSR_MINSTRET] = { any, read_instret },
#if defined(TARGET_RISCV32)
[CSR_MCYCLEH] = { any, read_instreth },
[CSR_MINSTRETH] = { any, read_instreth },
#endif
[CSR_MCYCLEH] = { any32, read_instreth },
[CSR_MINSTRETH] = { any32, read_instreth },
/* Machine Information Registers */
[CSR_MVENDORID] = { any, read_zero },
@ -1410,9 +1422,7 @@ static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
[CSR_MTVEC] = { any, read_mtvec, write_mtvec },
[CSR_MCOUNTEREN] = { any, read_mcounteren, write_mcounteren },
#if defined(TARGET_RISCV32)
[CSR_MSTATUSH] = { any, read_mstatush, write_mstatush },
#endif
[CSR_MSTATUSH] = { any32, read_mstatush, write_mstatush },
[CSR_MSCOUNTEREN] = { any, read_mscounteren, write_mscounteren },
@ -1452,9 +1462,7 @@ static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
[CSR_HGEIP] = { hmode, read_hgeip, write_hgeip },
[CSR_HGATP] = { hmode, read_hgatp, write_hgatp },
[CSR_HTIMEDELTA] = { hmode, read_htimedelta, write_htimedelta },
#if defined(TARGET_RISCV32)
[CSR_HTIMEDELTAH] = { hmode, read_htimedeltah, write_htimedeltah},
#endif
[CSR_HTIMEDELTAH] = { hmode32, read_htimedeltah, write_htimedeltah},
[CSR_VSSTATUS] = { hmode, read_vsstatus, write_vsstatus },
[CSR_VSIP] = { hmode, NULL, NULL, rmw_vsip },
@ -1477,9 +1485,7 @@ static riscv_csr_operations csr_ops[CSR_TABLE_SIZE] = {
[CSR_HPMCOUNTER3 ... CSR_HPMCOUNTER31] = { ctr, read_zero },
[CSR_MHPMCOUNTER3 ... CSR_MHPMCOUNTER31] = { any, read_zero },
[CSR_MHPMEVENT3 ... CSR_MHPMEVENT31] = { any, read_zero },
#if defined(TARGET_RISCV32)
[CSR_HPMCOUNTER3H ... CSR_HPMCOUNTER31H] = { ctr, read_zero },
[CSR_MHPMCOUNTER3H ... CSR_MHPMCOUNTER31H] = { any, read_zero },
#endif
[CSR_HPMCOUNTER3H ... CSR_HPMCOUNTER31H] = { ctr32, read_zero },
[CSR_MHPMCOUNTER3H ... CSR_MHPMCOUNTER31H] = { any32, read_zero },
#endif /* !CONFIG_USER_ONLY */
};

8
target/riscv/fpu_helper.c
View File

@ -223,7 +223,6 @@ target_ulong helper_fcvt_wu_s(CPURISCVState *env, uint64_t rs1)
return (int32_t)float32_to_uint32(frs1, &env->fp_status);
}
#if defined(TARGET_RISCV64)
uint64_t helper_fcvt_l_s(CPURISCVState *env, uint64_t rs1)
{
float32 frs1 = check_nanbox_s(rs1);
@ -235,7 +234,6 @@ uint64_t helper_fcvt_lu_s(CPURISCVState *env, uint64_t rs1)
float32 frs1 = check_nanbox_s(rs1);
return float32_to_uint64(frs1, &env->fp_status);
}
#endif
uint64_t helper_fcvt_s_w(CPURISCVState *env, target_ulong rs1)
{
@ -247,7 +245,6 @@ uint64_t helper_fcvt_s_wu(CPURISCVState *env, target_ulong rs1)
return nanbox_s(uint32_to_float32((uint32_t)rs1, &env->fp_status));
}
#if defined(TARGET_RISCV64)
uint64_t helper_fcvt_s_l(CPURISCVState *env, uint64_t rs1)
{
return nanbox_s(int64_to_float32(rs1, &env->fp_status));
@ -257,7 +254,6 @@ uint64_t helper_fcvt_s_lu(CPURISCVState *env, uint64_t rs1)
{
return nanbox_s(uint64_to_float32(rs1, &env->fp_status));
}
#endif
target_ulong helper_fclass_s(uint64_t rs1)
{
@ -336,7 +332,6 @@ target_ulong helper_fcvt_wu_d(CPURISCVState *env, uint64_t frs1)
return (int32_t)float64_to_uint32(frs1, &env->fp_status);
}
#if defined(TARGET_RISCV64)
uint64_t helper_fcvt_l_d(CPURISCVState *env, uint64_t frs1)
{
return float64_to_int64(frs1, &env->fp_status);
@ -346,7 +341,6 @@ uint64_t helper_fcvt_lu_d(CPURISCVState *env, uint64_t frs1)
{
return float64_to_uint64(frs1, &env->fp_status);
}
#endif
uint64_t helper_fcvt_d_w(CPURISCVState *env, target_ulong rs1)
{
@ -358,7 +352,6 @@ uint64_t helper_fcvt_d_wu(CPURISCVState *env, target_ulong rs1)
return uint32_to_float64((uint32_t)rs1, &env->fp_status);
}
#if defined(TARGET_RISCV64)
uint64_t helper_fcvt_d_l(CPURISCVState *env, uint64_t rs1)
{
return int64_to_float64(rs1, &env->fp_status);
@ -368,7 +361,6 @@ uint64_t helper_fcvt_d_lu(CPURISCVState *env, uint64_t rs1)
{
return uint64_to_float64(rs1, &env->fp_status);
}
#endif
target_ulong helper_fclass_d(uint64_t frs1)
{

24
target/riscv/helper.h
View File

@ -27,16 +27,12 @@ DEF_HELPER_FLAGS_3(flt_s, TCG_CALL_NO_RWG, tl, env, i64, i64)
DEF_HELPER_FLAGS_3(feq_s, TCG_CALL_NO_RWG, tl, env, i64, i64)
DEF_HELPER_FLAGS_2(fcvt_w_s, TCG_CALL_NO_RWG, tl, env, i64)
DEF_HELPER_FLAGS_2(fcvt_wu_s, TCG_CALL_NO_RWG, tl, env, i64)
#if defined(TARGET_RISCV64)
DEF_HELPER_FLAGS_2(fcvt_l_s, TCG_CALL_NO_RWG, tl, env, i64)
DEF_HELPER_FLAGS_2(fcvt_lu_s, TCG_CALL_NO_RWG, tl, env, i64)
#endif
DEF_HELPER_FLAGS_2(fcvt_l_s, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_2(fcvt_lu_s, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_2(fcvt_s_w, TCG_CALL_NO_RWG, i64, env, tl)
DEF_HELPER_FLAGS_2(fcvt_s_wu, TCG_CALL_NO_RWG, i64, env, tl)
#if defined(TARGET_RISCV64)
DEF_HELPER_FLAGS_2(fcvt_s_l, TCG_CALL_NO_RWG, i64, env, tl)
DEF_HELPER_FLAGS_2(fcvt_s_lu, TCG_CALL_NO_RWG, i64, env, tl)
#endif
DEF_HELPER_FLAGS_2(fcvt_s_l, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_2(fcvt_s_lu, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_1(fclass_s, TCG_CALL_NO_RWG_SE, tl, i64)
/* Floating Point - Double Precision */
@ -54,16 +50,12 @@ DEF_HELPER_FLAGS_3(flt_d, TCG_CALL_NO_RWG, tl, env, i64, i64)
DEF_HELPER_FLAGS_3(feq_d, TCG_CALL_NO_RWG, tl, env, i64, i64)
DEF_HELPER_FLAGS_2(fcvt_w_d, TCG_CALL_NO_RWG, tl, env, i64)
DEF_HELPER_FLAGS_2(fcvt_wu_d, TCG_CALL_NO_RWG, tl, env, i64)
#if defined(TARGET_RISCV64)
DEF_HELPER_FLAGS_2(fcvt_l_d, TCG_CALL_NO_RWG, tl, env, i64)
DEF_HELPER_FLAGS_2(fcvt_lu_d, TCG_CALL_NO_RWG, tl, env, i64)
#endif
DEF_HELPER_FLAGS_2(fcvt_l_d, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_2(fcvt_lu_d, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_2(fcvt_d_w, TCG_CALL_NO_RWG, i64, env, tl)
DEF_HELPER_FLAGS_2(fcvt_d_wu, TCG_CALL_NO_RWG, i64, env, tl)
#if defined(TARGET_RISCV64)
DEF_HELPER_FLAGS_2(fcvt_d_l, TCG_CALL_NO_RWG, i64, env, tl)
DEF_HELPER_FLAGS_2(fcvt_d_lu, TCG_CALL_NO_RWG, i64, env, tl)
#endif
DEF_HELPER_FLAGS_2(fcvt_d_l, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_2(fcvt_d_lu, TCG_CALL_NO_RWG, i64, env, i64)
DEF_HELPER_FLAGS_1(fclass_d, TCG_CALL_NO_RWG_SE, tl, i64)
/* Special functions */