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target-arm queue: 

* Make isar_feature_aa32_fp16_arith() handle M-profile
  * Fix SVE splice
  * Fix SVE LDR/STR
  * Remove ignore_memory_transaction_failures on the raspi2
  * raspi: Various cleanup/refactoring
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Merge remote-tracking branch 'remotes/pmaydell/tags/pull-target-arm-20201001' into staging

target-arm queue:
 * Make isar_feature_aa32_fp16_arith() handle M-profile
 * Fix SVE splice
 * Fix SVE LDR/STR
 * Remove ignore_memory_transaction_failures on the raspi2
 * raspi: Various cleanup/refactoring

# gpg: Signature made Thu 01 Oct 2020 15:46:47 BST
# gpg:                using RSA key E1A5C593CD419DE28E8315CF3C2525ED14360CDE
# gpg:                issuer "peter.maydell@linaro.org"
# gpg: Good signature from "Peter Maydell <peter.maydell@linaro.org>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@gmail.com>" [ultimate]
# gpg:                 aka "Peter Maydell <pmaydell@chiark.greenend.org.uk>" [ultimate]
# Primary key fingerprint: E1A5 C593 CD41 9DE2 8E83  15CF 3C25 25ED 1436 0CDE

* remotes/pmaydell/tags/pull-target-arm-20201001:
  hw/arm/raspi: Remove use of the 'version' value in the board code
  hw/arm/raspi: Use RaspiProcessorId to set the firmware load address
  hw/arm/raspi: Introduce RaspiProcessorId enum
  hw/arm/raspi: Use more specific machine names
  hw/arm/raspi: Avoid using TypeInfo::class_data pointer
  hw/arm/raspi: Move arm_boot_info structure to RaspiMachineState
  hw/arm/raspi: Load the firmware on the first core
  hw/arm/raspi: Display the board revision in the machine description
  hw/arm/raspi: Remove ignore_memory_transaction_failures on the raspi2
  hw/arm/bcm2835: Add more unimplemented peripherals
  hw/arm/raspi: Define various blocks base addresses
  target/arm: Fix SVE splice
  target/arm: Fix sve ldr/str
  target/arm: Make isar_feature_aa32_fp16_arith() handle M-profile
  target/arm: Add ID register values for Cortex-M0
  hw/intc/armv7m_nvic: Only show ID register values for Main Extension CPUs
  target/arm: Move id_pfr0, id_pfr1 into ARMISARegisters
  target/arm: Replace ARM_FEATURE_PXN with ID_MMFR0.VMSA check

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2020-10-01 16:41:30 +01:00
parent b23317eec4 cdfaa57dcb
commit 625581c260
12 changed files with 286 additions and 132 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
hw/arm/bcm2835_peripherals.c
View File

@ -343,6 +343,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
INTERRUPT_USB));
create_unimp(s, &s->txp, "bcm2835-txp", TXP_OFFSET, 0x1000);
create_unimp(s, &s->armtmr, "bcm2835-sp804", ARMCTRL_TIMER0_1_OFFSET, 0x40);
create_unimp(s, &s->cprman, "bcm2835-cprman", CPRMAN_OFFSET, 0x1000);
create_unimp(s, &s->a2w, "bcm2835-a2w", A2W_OFFSET, 0x1000);
@ -356,6 +357,7 @@ static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
create_unimp(s, &s->otp, "bcm2835-otp", OTP_OFFSET, 0x80);
create_unimp(s, &s->dbus, "bcm2835-dbus", DBUS_OFFSET, 0x8000);
create_unimp(s, &s->ave0, "bcm2835-ave0", AVE0_OFFSET, 0x8000);
create_unimp(s, &s->v3d, "bcm2835-v3d", V3D_OFFSET, 0x1000);
create_unimp(s, &s->sdramc, "bcm2835-sdramc", SDRAMC_OFFSET, 0x100);
}

155
hw/arm/raspi.c
View File

@ -41,6 +41,7 @@ struct RaspiMachineState {
MachineState parent_obj;
/*< public >*/
BCM283XState soc;
struct arm_boot_info binfo;
};
typedef struct RaspiMachineState RaspiMachineState;
@ -68,51 +69,43 @@ FIELD(REV_CODE, MANUFACTURER, 16, 4);
FIELD(REV_CODE, MEMORY_SIZE, 20, 3);
FIELD(REV_CODE, STYLE, 23, 1);
typedef enum RaspiProcessorId {
PROCESSOR_ID_BCM2836 = 1,
PROCESSOR_ID_BCM2837 = 2,
} RaspiProcessorId;
static const struct {
const char *type;
int cores_count;
} soc_property[] = {
[PROCESSOR_ID_BCM2836] = {TYPE_BCM2836, BCM283X_NCPUS},
[PROCESSOR_ID_BCM2837] = {TYPE_BCM2837, BCM283X_NCPUS},
};
static uint64_t board_ram_size(uint32_t board_rev)
{
assert(FIELD_EX32(board_rev, REV_CODE, STYLE)); /* Only new style */
return 256 * MiB << FIELD_EX32(board_rev, REV_CODE, MEMORY_SIZE);
}
static int board_processor_id(uint32_t board_rev)
static RaspiProcessorId board_processor_id(uint32_t board_rev)
{
assert(FIELD_EX32(board_rev, REV_CODE, STYLE)); /* Only new style */
return FIELD_EX32(board_rev, REV_CODE, PROCESSOR);
}
int proc_id = FIELD_EX32(board_rev, REV_CODE, PROCESSOR);
static int board_version(uint32_t board_rev)
{
return board_processor_id(board_rev) + 1;
assert(FIELD_EX32(board_rev, REV_CODE, STYLE)); /* Only new style */
assert(proc_id < ARRAY_SIZE(soc_property) && soc_property[proc_id].type);
return proc_id;
}
static const char *board_soc_type(uint32_t board_rev)
{
static const char *soc_types[] = {
NULL, TYPE_BCM2836, TYPE_BCM2837,
};
int proc_id = board_processor_id(board_rev);
if (proc_id >= ARRAY_SIZE(soc_types) || !soc_types[proc_id]) {
error_report("Unsupported processor id '%d' (board revision: 0x%x)",
proc_id, board_rev);
exit(1);
}
return soc_types[proc_id];
return soc_property[board_processor_id(board_rev)].type;
}
static int cores_count(uint32_t board_rev)
{
static const int soc_cores_count[] = {
0, BCM283X_NCPUS, BCM283X_NCPUS,
};
int proc_id = board_processor_id(board_rev);
if (proc_id >= ARRAY_SIZE(soc_cores_count) || !soc_cores_count[proc_id]) {
error_report("Unsupported processor id '%d' (board revision: 0x%x)",
proc_id, board_rev);
exit(1);
}
return soc_cores_count[proc_id];
return soc_property[board_processor_id(board_rev)].cores_count;
}
static const char *board_type(uint32_t board_rev)
@ -203,44 +196,47 @@ static void reset_secondary(ARMCPU *cpu, const struct arm_boot_info *info)
cpu_set_pc(cs, info->smp_loader_start);
}
static void setup_boot(MachineState *machine, int version, size_t ram_size)
static void setup_boot(MachineState *machine, RaspiProcessorId processor_id,
size_t ram_size)
{
static struct arm_boot_info binfo;
RaspiMachineState *s = RASPI_MACHINE(machine);
int r;
binfo.board_id = MACH_TYPE_BCM2708;
binfo.ram_size = ram_size;
binfo.nb_cpus = machine->smp.cpus;
s->binfo.board_id = MACH_TYPE_BCM2708;
s->binfo.ram_size = ram_size;
s->binfo.nb_cpus = machine->smp.cpus;
if (version <= 2) {
/* The rpi1 and 2 require some custom setup code to run in Secure
* mode before booting a kernel (to set up the SMC vectors so
* that we get a no-op SMC; this is used by Linux to call the
if (processor_id <= PROCESSOR_ID_BCM2836) {
/*
* The BCM2835 and BCM2836 require some custom setup code to run
* in Secure mode before booting a kernel (to set up the SMC vectors
* so that we get a no-op SMC; this is used by Linux to call the
* firmware for some cache maintenance operations.
* The rpi3 doesn't need this.
* The BCM2837 doesn't need this.
*/
binfo.board_setup_addr = BOARDSETUP_ADDR;
binfo.write_board_setup = write_board_setup;
binfo.secure_board_setup = true;
binfo.secure_boot = true;
s->binfo.board_setup_addr = BOARDSETUP_ADDR;
s->binfo.write_board_setup = write_board_setup;
s->binfo.secure_board_setup = true;
s->binfo.secure_boot = true;
}
/* Pi2 and Pi3 requires SMP setup */
if (version >= 2) {
binfo.smp_loader_start = SMPBOOT_ADDR;
if (version == 2) {
binfo.write_secondary_boot = write_smpboot;
/* BCM2836 and BCM2837 requires SMP setup */
if (processor_id >= PROCESSOR_ID_BCM2836) {
s->binfo.smp_loader_start = SMPBOOT_ADDR;
if (processor_id == PROCESSOR_ID_BCM2836) {
s->binfo.write_secondary_boot = write_smpboot;
} else {
binfo.write_secondary_boot = write_smpboot64;
s->binfo.write_secondary_boot = write_smpboot64;
}
binfo.secondary_cpu_reset_hook = reset_secondary;
s->binfo.secondary_cpu_reset_hook = reset_secondary;
}
/* If the user specified a "firmware" image (e.g. UEFI), we bypass
* the normal Linux boot process
*/
if (machine->firmware) {
hwaddr firmware_addr = version == 3 ? FIRMWARE_ADDR_3 : FIRMWARE_ADDR_2;
hwaddr firmware_addr = processor_id <= PROCESSOR_ID_BCM2836
? FIRMWARE_ADDR_2 : FIRMWARE_ADDR_3;
/* load the firmware image (typically kernel.img) */
r = load_image_targphys(machine->firmware, firmware_addr,
ram_size - firmware_addr);
@ -249,11 +245,11 @@ static void setup_boot(MachineState *machine, int version, size_t ram_size)
exit(1);
}
binfo.entry = firmware_addr;
binfo.firmware_loaded = true;
s->binfo.entry = firmware_addr;
s->binfo.firmware_loaded = true;
}
arm_load_kernel(ARM_CPU(first_cpu), machine, &binfo);
arm_load_kernel(&s->soc.cpu[0].core, machine, &s->binfo);
}
static void raspi_machine_init(MachineState *machine)
@ -261,7 +257,6 @@ static void raspi_machine_init(MachineState *machine)
RaspiMachineClass *mc = RASPI_MACHINE_GET_CLASS(machine);
RaspiMachineState *s = RASPI_MACHINE(machine);
uint32_t board_rev = mc->board_rev;
int version = board_version(board_rev);
uint64_t ram_size = board_ram_size(board_rev);
uint32_t vcram_size;
DriveInfo *di;
@ -302,17 +297,16 @@ static void raspi_machine_init(MachineState *machine)
vcram_size = object_property_get_uint(OBJECT(&s->soc), "vcram-size",
&error_abort);
setup_boot(machine, version, machine->ram_size - vcram_size);
setup_boot(machine, board_processor_id(mc->board_rev),
machine->ram_size - vcram_size);
}
static void raspi_machine_class_init(ObjectClass *oc, void *data)
static void raspi_machine_class_common_init(MachineClass *mc,
uint32_t board_rev)
{
MachineClass *mc = MACHINE_CLASS(oc);
RaspiMachineClass *rmc = RASPI_MACHINE_CLASS(oc);
uint32_t board_rev = (uint32_t)(uintptr_t)data;
rmc->board_rev = board_rev;
mc->desc = g_strdup_printf("Raspberry Pi %s", board_type(board_rev));
mc->desc = g_strdup_printf("Raspberry Pi %s (revision 1.%u)",
board_type(board_rev),
FIELD_EX32(board_rev, REV_CODE, REVISION));
mc->init = raspi_machine_init;
mc->block_default_type = IF_SD;
mc->no_parallel = 1;
@ -321,23 +315,40 @@ static void raspi_machine_class_init(ObjectClass *oc, void *data)
mc->default_cpus = mc->min_cpus = mc->max_cpus = cores_count(board_rev);
mc->default_ram_size = board_ram_size(board_rev);
mc->default_ram_id = "ram";
if (board_version(board_rev) == 2) {
mc->ignore_memory_transaction_failures = true;
}
};
static void raspi2b_machine_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
RaspiMachineClass *rmc = RASPI_MACHINE_CLASS(oc);
mc->alias = "raspi2";
rmc->board_rev = 0xa21041;
raspi_machine_class_common_init(mc, rmc->board_rev);
};
#ifdef TARGET_AARCH64
static void raspi3b_machine_class_init(ObjectClass *oc, void *data)
{
MachineClass *mc = MACHINE_CLASS(oc);
RaspiMachineClass *rmc = RASPI_MACHINE_CLASS(oc);
mc->alias = "raspi3";
rmc->board_rev = 0xa02082;
raspi_machine_class_common_init(mc, rmc->board_rev);
};
#endif /* TARGET_AARCH64 */
static const TypeInfo raspi_machine_types[] = {
{
.name = MACHINE_TYPE_NAME("raspi2"),
.name = MACHINE_TYPE_NAME("raspi2b"),
.parent = TYPE_RASPI_MACHINE,
.class_init = raspi_machine_class_init,
.class_data = (void *)0xa21041,
.class_init = raspi2b_machine_class_init,
#ifdef TARGET_AARCH64
}, {
.name = MACHINE_TYPE_NAME("raspi3"),
.name = MACHINE_TYPE_NAME("raspi3b"),
.parent = TYPE_RASPI_MACHINE,
.class_init = raspi_machine_class_init,
.class_data = (void *)0xa02082,
.class_init = raspi3b_machine_class_init,
#endif
}, {
.name = TYPE_RASPI_MACHINE,

46
hw/intc/armv7m_nvic.c
View File

@ -1238,32 +1238,74 @@ static uint32_t nvic_readl(NVICState *s, uint32_t offset, MemTxAttrs attrs)
"Aux Fault status registers unimplemented\n");
return 0;
case 0xd40: /* PFR0. */
return cpu->id_pfr0;
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_pfr0;
case 0xd44: /* PFR1. */
return cpu->id_pfr1;
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_pfr1;
case 0xd48: /* DFR0. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_dfr0;
case 0xd4c: /* AFR0. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->id_afr0;
case 0xd50: /* MMFR0. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_mmfr0;
case 0xd54: /* MMFR1. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_mmfr1;
case 0xd58: /* MMFR2. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_mmfr2;
case 0xd5c: /* MMFR3. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_mmfr3;
case 0xd60: /* ISAR0. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_isar0;
case 0xd64: /* ISAR1. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_isar1;
case 0xd68: /* ISAR2. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_isar2;
case 0xd6c: /* ISAR3. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_isar3;
case 0xd70: /* ISAR4. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_isar4;
case 0xd74: /* ISAR5. */
if (!arm_feature(&cpu->env, ARM_FEATURE_M_MAIN)) {
goto bad_offset;
}
return cpu->isar.id_isar5;
case 0xd78: /* CLIDR */
return cpu->clidr;

2
include/hw/arm/bcm2835_peripherals.h
View File

@ -45,6 +45,7 @@ struct BCM2835PeripheralState {
BCM2835SystemTimerState systmr;
BCM2835MphiState mphi;
UnimplementedDeviceState txp;
UnimplementedDeviceState armtmr;
UnimplementedDeviceState cprman;
UnimplementedDeviceState a2w;
@ -66,6 +67,7 @@ struct BCM2835PeripheralState {
UnimplementedDeviceState otp;
UnimplementedDeviceState dbus;
UnimplementedDeviceState ave0;
UnimplementedDeviceState v3d;
UnimplementedDeviceState bscsl;
UnimplementedDeviceState smi;
DWC2State dwc2;

51
include/hw/arm/raspi_platform.h
View File

@ -20,20 +20,29 @@
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* Various undocumented addresses and names come from Herman Hermitage's VC4
* documentation:
* https://github.com/hermanhermitage/videocoreiv/wiki/MMIO-Register-map
*/
#ifndef HW_ARM_RASPI_PLATFORM_H
#define HW_ARM_RASPI_PLATFORM_H
#define MSYNC_OFFSET 0x0000 /* Multicore Sync Block */
#define IC0_OFFSET 0x2000
#define CCPT_OFFSET 0x1000 /* Compact Camera Port 2 TX */
#define INTE_OFFSET 0x2000 /* VC Interrupt controller */
#define ST_OFFSET 0x3000 /* System Timer */
#define TXP_OFFSET 0x4000 /* Transposer */
#define JPEG_OFFSET 0x5000
#define MPHI_OFFSET 0x6000 /* Message-based Parallel Host Intf. */
#define DMA_OFFSET 0x7000 /* DMA controller, channels 0-14 */
#define ARM_OFFSET 0xB000 /* BCM2708 ARM control block */
#define ARBA_OFFSET 0x9000
#define BRDG_OFFSET 0xa000
#define ARM_OFFSET 0xB000 /* ARM control block */
#define ARMCTRL_OFFSET (ARM_OFFSET + 0x000)
#define ARMCTRL_IC_OFFSET (ARM_OFFSET + 0x200) /* Interrupt controller */
#define ARMCTRL_TIMER0_1_OFFSET (ARM_OFFSET + 0x400) /* Timer 0 and 1 */
#define ARMCTRL_TIMER0_1_OFFSET (ARM_OFFSET + 0x400) /* Timer 0 and 1 (SP804) */
#define ARMCTRL_0_SBM_OFFSET (ARM_OFFSET + 0x800) /* User 0 (ARM) Semaphores
* Doorbells & Mailboxes */
#define CPRMAN_OFFSET 0x100000 /* Power Management, Watchdog */
@ -42,24 +51,50 @@
#define AVS_OFFSET 0x103000 /* Audio Video Standard */
#define RNG_OFFSET 0x104000
#define GPIO_OFFSET 0x200000
#define UART0_OFFSET 0x201000
#define MMCI0_OFFSET 0x202000
#define I2S_OFFSET 0x203000
#define SPI0_OFFSET 0x204000
#define UART0_OFFSET 0x201000 /* PL011 */
#define MMCI0_OFFSET 0x202000 /* Legacy MMC */
#define I2S_OFFSET 0x203000 /* PCM */
#define SPI0_OFFSET 0x204000 /* SPI master */
#define BSC0_OFFSET 0x205000 /* BSC0 I2C/TWI */
#define PIXV0_OFFSET 0x206000
#define PIXV1_OFFSET 0x207000
#define DPI_OFFSET 0x208000
#define DSI0_OFFSET 0x209000 /* Display Serial Interface */
#define PWM_OFFSET 0x20c000
#define PERM_OFFSET 0x20d000
#define TEC_OFFSET 0x20e000
#define OTP_OFFSET 0x20f000
#define SLIM_OFFSET 0x210000 /* SLIMbus */
#define CPG_OFFSET 0x211000
#define THERMAL_OFFSET 0x212000
#define BSC_SL_OFFSET 0x214000 /* SPI slave */
#define AVSP_OFFSET 0x213000
#define BSC_SL_OFFSET 0x214000 /* SPI slave (bootrom) */
#define AUX_OFFSET 0x215000 /* AUX: UART1/SPI1/SPI2 */
#define EMMC1_OFFSET 0x300000
#define EMMC2_OFFSET 0x340000
#define HVS_OFFSET 0x400000
#define SMI_OFFSET 0x600000
#define DSI1_OFFSET 0x700000
#define UCAM_OFFSET 0x800000
#define CMI_OFFSET 0x802000
#define BSC1_OFFSET 0x804000 /* BSC1 I2C/TWI */
#define BSC2_OFFSET 0x805000 /* BSC2 I2C/TWI */
#define VECA_OFFSET 0x806000
#define PIXV2_OFFSET 0x807000
#define HDMI_OFFSET 0x808000
#define HDCP_OFFSET 0x809000
#define ARBR0_OFFSET 0x80a000
#define DBUS_OFFSET 0x900000
#define AVE0_OFFSET 0x910000
#define USB_OTG_OFFSET 0x980000 /* DTC_OTG USB controller */
#define V3D_OFFSET 0xc00000
#define SDRAMC_OFFSET 0xe00000
#define L2CC_OFFSET 0xe01000 /* Level 2 Cache controller */
#define L1CC_OFFSET 0xe02000 /* Level 1 Cache controller */
#define ARBR1_OFFSET 0xe04000
#define DMA15_OFFSET 0xE05000 /* DMA controller, channel 15 */
#define DCRC_OFFSET 0xe07000
#define AXIP_OFFSET 0xe08000
/* GPU interrupts */
#define INTERRUPT_TIMER0 0

21
target/arm/cpu.c
View File

@ -1588,7 +1588,6 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
}
if (arm_feature(env, ARM_FEATURE_LPAE)) {
set_feature(env, ARM_FEATURE_V7MP);
set_feature(env, ARM_FEATURE_PXN);
}
if (arm_feature(env, ARM_FEATURE_CBAR_RO)) {
set_feature(env, ARM_FEATURE_CBAR);
@ -1660,7 +1659,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
/* Disable the security extension feature bits in the processor feature
* registers as well. These are id_pfr1[7:4] and id_aa64pfr0[15:12].
*/
cpu->id_pfr1 &= ~0xf0;
cpu->isar.id_pfr1 &= ~0xf0;
cpu->isar.id_aa64pfr0 &= ~0xf000;
}
@ -1697,7 +1696,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
* id_aa64pfr0_el1[11:8].
*/
cpu->isar.id_aa64pfr0 &= ~0xf00;
cpu->id_pfr1 &= ~0xf000;
cpu->isar.id_pfr1 &= ~0xf000;
}
#ifndef CONFIG_USER_ONLY
@ -1895,8 +1894,8 @@ static void cortex_a8_initfn(Object *obj)
cpu->isar.mvfr1 = 0x00011111;
cpu->ctr = 0x82048004;
cpu->reset_sctlr = 0x00c50078;
cpu->id_pfr0 = 0x1031;
cpu->id_pfr1 = 0x11;
cpu->isar.id_pfr0 = 0x1031;
cpu->isar.id_pfr1 = 0x11;
cpu->isar.id_dfr0 = 0x400;
cpu->id_afr0 = 0;
cpu->isar.id_mmfr0 = 0x31100003;
@ -1967,8 +1966,8 @@ static void cortex_a9_initfn(Object *obj)
cpu->isar.mvfr1 = 0x01111111;
cpu->ctr = 0x80038003;
cpu->reset_sctlr = 0x00c50078;
cpu->id_pfr0 = 0x1031;
cpu->id_pfr1 = 0x11;
cpu->isar.id_pfr0 = 0x1031;
cpu->isar.id_pfr1 = 0x11;
cpu->isar.id_dfr0 = 0x000;
cpu->id_afr0 = 0;
cpu->isar.id_mmfr0 = 0x00100103;
@ -2031,8 +2030,8 @@ static void cortex_a7_initfn(Object *obj)
cpu->isar.mvfr1 = 0x11111111;
cpu->ctr = 0x84448003;
cpu->reset_sctlr = 0x00c50078;
cpu->id_pfr0 = 0x00001131;
cpu->id_pfr1 = 0x00011011;
cpu->isar.id_pfr0 = 0x00001131;
cpu->isar.id_pfr1 = 0x00011011;
cpu->isar.id_dfr0 = 0x02010555;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x10101105;
@ -2076,8 +2075,8 @@ static void cortex_a15_initfn(Object *obj)
cpu->isar.mvfr1 = 0x11111111;
cpu->ctr = 0x8444c004;
cpu->reset_sctlr = 0x00c50078;
cpu->id_pfr0 = 0x00001131;
cpu->id_pfr1 = 0x00011011;
cpu->isar.id_pfr0 = 0x00001131;
cpu->isar.id_pfr1 = 0x00011011;
cpu->isar.id_dfr0 = 0x02010555;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x10201105;

50
target/arm/cpu.h
View File

@ -906,6 +906,8 @@ struct ARMCPU {
uint32_t id_mmfr2;
uint32_t id_mmfr3;
uint32_t id_mmfr4;
uint32_t id_pfr0;
uint32_t id_pfr1;
uint32_t mvfr0;
uint32_t mvfr1;
uint32_t mvfr2;
@ -926,8 +928,6 @@ struct ARMCPU {
uint32_t reset_fpsid;
uint32_t ctr;
uint32_t reset_sctlr;
uint32_t id_pfr0;
uint32_t id_pfr1;
uint64_t pmceid0;
uint64_t pmceid1;
uint32_t id_afr0;
@ -1772,6 +1772,15 @@ FIELD(ID_ISAR6, FHM, 8, 4)
FIELD(ID_ISAR6, SB, 12, 4)
FIELD(ID_ISAR6, SPECRES, 16, 4)
FIELD(ID_MMFR0, VMSA, 0, 4)
FIELD(ID_MMFR0, PMSA, 4, 4)
FIELD(ID_MMFR0, OUTERSHR, 8, 4)
FIELD(ID_MMFR0, SHARELVL, 12, 4)
FIELD(ID_MMFR0, TCM, 16, 4)
FIELD(ID_MMFR0, AUXREG, 20, 4)
FIELD(ID_MMFR0, FCSE, 24, 4)
FIELD(ID_MMFR0, INNERSHR, 28, 4)
FIELD(ID_MMFR3, CMAINTVA, 0, 4)
FIELD(ID_MMFR3, CMAINTSW, 4, 4)
FIELD(ID_MMFR3, BPMAINT, 8, 4)
@ -1790,6 +1799,15 @@ FIELD(ID_MMFR4, LSM, 20, 4)
FIELD(ID_MMFR4, CCIDX, 24, 4)
FIELD(ID_MMFR4, EVT, 28, 4)
FIELD(ID_PFR1, PROGMOD, 0, 4)
FIELD(ID_PFR1, SECURITY, 4, 4)
FIELD(ID_PFR1, MPROGMOD, 8, 4)
FIELD(ID_PFR1, VIRTUALIZATION, 12, 4)
FIELD(ID_PFR1, GENTIMER, 16, 4)
FIELD(ID_PFR1, SEC_FRAC, 20, 4)
FIELD(ID_PFR1, VIRT_FRAC, 24, 4)
FIELD(ID_PFR1, GIC, 28, 4)
FIELD(ID_AA64ISAR0, AES, 4, 4)
FIELD(ID_AA64ISAR0, SHA1, 8, 4)
FIELD(ID_AA64ISAR0, SHA2, 12, 4)
@ -1907,10 +1925,12 @@ FIELD(MVFR0, FPROUND, 28, 4)
FIELD(MVFR1, FPFTZ, 0, 4)
FIELD(MVFR1, FPDNAN, 4, 4)
FIELD(MVFR1, SIMDLS, 8, 4)
FIELD(MVFR1, SIMDINT, 12, 4)
FIELD(MVFR1, SIMDSP, 16, 4)
FIELD(MVFR1, SIMDHP, 20, 4)
FIELD(MVFR1, SIMDLS, 8, 4) /* A-profile only */
FIELD(MVFR1, SIMDINT, 12, 4) /* A-profile only */
FIELD(MVFR1, SIMDSP, 16, 4) /* A-profile only */
FIELD(MVFR1, SIMDHP, 20, 4) /* A-profile only */
FIELD(MVFR1, MVE, 8, 4) /* M-profile only */
FIELD(MVFR1, FP16, 20, 4) /* M-profile only */
FIELD(MVFR1, FPHP, 24, 4)
FIELD(MVFR1, SIMDFMAC, 28, 4)
@ -1949,7 +1969,6 @@ enum arm_features {
ARM_FEATURE_CACHE_DIRTY_REG, /* 1136/1176 cache dirty status register */
ARM_FEATURE_CACHE_BLOCK_OPS, /* v6 optional cache block operations */
ARM_FEATURE_MPIDR, /* has cp15 MPIDR */
ARM_FEATURE_PXN, /* has Privileged Execute Never bit */
ARM_FEATURE_LPAE, /* has Large Physical Address Extension */
ARM_FEATURE_V8,
ARM_FEATURE_AARCH64, /* supports 64 bit mode */
@ -3514,9 +3533,19 @@ static inline bool isar_feature_aa32_predinv(const ARMISARegisters *id)
return FIELD_EX32(id->id_isar6, ID_ISAR6, SPECRES) != 0;
}
static inline bool isar_feature_aa32_mprofile(const ARMISARegisters *id)
{
return FIELD_EX32(id->id_pfr1, ID_PFR1, MPROGMOD) != 0;
}
static inline bool isar_feature_aa32_fp16_arith(const ARMISARegisters *id)
{
return FIELD_EX32(id->mvfr1, MVFR1, FPHP) >= 3;
/* Sadly this is encoded differently for A-profile and M-profile */
if (isar_feature_aa32_mprofile(id)) {
return FIELD_EX32(id->mvfr1, MVFR1, FP16) > 0;
} else {
return FIELD_EX32(id->mvfr1, MVFR1, FPHP) >= 3;
}
}
static inline bool isar_feature_aa32_vfp_simd(const ARMISARegisters *id)
@ -3615,6 +3644,11 @@ static inline bool isar_feature_aa32_vminmaxnm(const ARMISARegisters *id)
return FIELD_EX32(id->mvfr2, MVFR2, FPMISC) >= 4;
}
static inline bool isar_feature_aa32_pxn(const ARMISARegisters *id)
{
return FIELD_EX32(id->id_mmfr0, ID_MMFR0, VMSA) >= 4;
}
static inline bool isar_feature_aa32_pan(const ARMISARegisters *id)
{
return FIELD_EX32(id->id_mmfr3, ID_MMFR3, PAN) != 0;

12
target/arm/cpu64.c
View File

@ -108,8 +108,8 @@ static void aarch64_a57_initfn(Object *obj)
cpu->isar.mvfr2 = 0x00000043;
cpu->ctr = 0x8444c004;
cpu->reset_sctlr = 0x00c50838;
cpu->id_pfr0 = 0x00000131;
cpu->id_pfr1 = 0x00011011;
cpu->isar.id_pfr0 = 0x00000131;
cpu->isar.id_pfr1 = 0x00011011;
cpu->isar.id_dfr0 = 0x03010066;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x10101105;
@ -161,8 +161,8 @@ static void aarch64_a53_initfn(Object *obj)
cpu->isar.mvfr2 = 0x00000043;
cpu->ctr = 0x84448004; /* L1Ip = VIPT */
cpu->reset_sctlr = 0x00c50838;
cpu->id_pfr0 = 0x00000131;
cpu->id_pfr1 = 0x00011011;
cpu->isar.id_pfr0 = 0x00000131;
cpu->isar.id_pfr1 = 0x00011011;
cpu->isar.id_dfr0 = 0x03010066;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x10101105;
@ -213,8 +213,8 @@ static void aarch64_a72_initfn(Object *obj)
cpu->isar.mvfr2 = 0x00000043;
cpu->ctr = 0x8444c004;
cpu->reset_sctlr = 0x00c50838;
cpu->id_pfr0 = 0x00000131;
cpu->id_pfr1 = 0x00011011;
cpu->isar.id_pfr0 = 0x00000131;
cpu->isar.id_pfr1 = 0x00011011;
cpu->isar.id_dfr0 = 0x03010066;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x10201105;

60
target/arm/cpu_tcg.c
View File

@ -142,8 +142,8 @@ static void arm1136_r2_initfn(Object *obj)
cpu->isar.mvfr1 = 0x00000000;
cpu->ctr = 0x1dd20d2;
cpu->reset_sctlr = 0x00050078;
cpu->id_pfr0 = 0x111;
cpu->id_pfr1 = 0x1;
cpu->isar.id_pfr0 = 0x111;
cpu->isar.id_pfr1 = 0x1;
cpu->isar.id_dfr0 = 0x2;
cpu->id_afr0 = 0x3;
cpu->isar.id_mmfr0 = 0x01130003;
@ -173,8 +173,8 @@ static void arm1136_initfn(Object *obj)
cpu->isar.mvfr1 = 0x00000000;
cpu->ctr = 0x1dd20d2;
cpu->reset_sctlr = 0x00050078;
cpu->id_pfr0 = 0x111;
cpu->id_pfr1 = 0x1;
cpu->isar.id_pfr0 = 0x111;
cpu->isar.id_pfr1 = 0x1;
cpu->isar.id_dfr0 = 0x2;
cpu->id_afr0 = 0x3;
cpu->isar.id_mmfr0 = 0x01130003;
@ -205,8 +205,8 @@ static void arm1176_initfn(Object *obj)
cpu->isar.mvfr1 = 0x00000000;
cpu->ctr = 0x1dd20d2;
cpu->reset_sctlr = 0x00050078;
cpu->id_pfr0 = 0x111;
cpu->id_pfr1 = 0x11;
cpu->isar.id_pfr0 = 0x111;
cpu->isar.id_pfr1 = 0x11;
cpu->isar.id_dfr0 = 0x33;
cpu->id_afr0 = 0;
cpu->isar.id_mmfr0 = 0x01130003;
@ -234,8 +234,8 @@ static void arm11mpcore_initfn(Object *obj)
cpu->isar.mvfr0 = 0x11111111;
cpu->isar.mvfr1 = 0x00000000;
cpu->ctr = 0x1d192992; /* 32K icache 32K dcache */
cpu->id_pfr0 = 0x111;
cpu->id_pfr1 = 0x1;
cpu->isar.id_pfr0 = 0x111;
cpu->isar.id_pfr1 = 0x1;
cpu->isar.id_dfr0 = 0;
cpu->id_afr0 = 0x2;
cpu->isar.id_mmfr0 = 0x01100103;
@ -256,6 +256,30 @@ static void cortex_m0_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_M);
cpu->midr = 0x410cc200;
/*
* These ID register values are not guest visible, because
* we do not implement the Main Extension. They must be set
* to values corresponding to the Cortex-M0's implemented
* features, because QEMU generally controls its emulation
* by looking at ID register fields. We use the same values as
* for the M3.
*/
cpu->isar.id_pfr0 = 0x00000030;
cpu->isar.id_pfr1 = 0x00000200;
cpu->isar.id_dfr0 = 0x00100000;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x00000030;
cpu->isar.id_mmfr1 = 0x00000000;
cpu->isar.id_mmfr2 = 0x00000000;
cpu->isar.id_mmfr3 = 0x00000000;
cpu->isar.id_isar0 = 0x01141110;
cpu->isar.id_isar1 = 0x02111000;
cpu->isar.id_isar2 = 0x21112231;
cpu->isar.id_isar3 = 0x01111110;
cpu->isar.id_isar4 = 0x01310102;
cpu->isar.id_isar5 = 0x00000000;
cpu->isar.id_isar6 = 0x00000000;
}
static void cortex_m3_initfn(Object *obj)
@ -266,8 +290,8 @@ static void cortex_m3_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_M_MAIN);
cpu->midr = 0x410fc231;
cpu->pmsav7_dregion = 8;
cpu->id_pfr0 = 0x00000030;
cpu->id_pfr1 = 0x00000200;
cpu->isar.id_pfr0 = 0x00000030;
cpu->isar.id_pfr1 = 0x00000200;
cpu->isar.id_dfr0 = 0x00100000;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x00000030;
@ -296,8 +320,8 @@ static void cortex_m4_initfn(Object *obj)
cpu->isar.mvfr0 = 0x10110021;
cpu->isar.mvfr1 = 0x11000011;
cpu->isar.mvfr2 = 0x00000000;
cpu->id_pfr0 = 0x00000030;
cpu->id_pfr1 = 0x00000200;
cpu->isar.id_pfr0 = 0x00000030;
cpu->isar.id_pfr1 = 0x00000200;
cpu->isar.id_dfr0 = 0x00100000;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x00000030;
@ -326,8 +350,8 @@ static void cortex_m7_initfn(Object *obj)
cpu->isar.mvfr0 = 0x10110221;
cpu->isar.mvfr1 = 0x12000011;
cpu->isar.mvfr2 = 0x00000040;
cpu->id_pfr0 = 0x00000030;
cpu->id_pfr1 = 0x00000200;
cpu->isar.id_pfr0 = 0x00000030;
cpu->isar.id_pfr1 = 0x00000200;
cpu->isar.id_dfr0 = 0x00100000;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x00100030;
@ -358,8 +382,8 @@ static void cortex_m33_initfn(Object *obj)
cpu->isar.mvfr0 = 0x10110021;
cpu->isar.mvfr1 = 0x11000011;
cpu->isar.mvfr2 = 0x00000040;
cpu->id_pfr0 = 0x00000030;
cpu->id_pfr1 = 0x00000210;
cpu->isar.id_pfr0 = 0x00000030;
cpu->isar.id_pfr1 = 0x00000210;
cpu->isar.id_dfr0 = 0x00200000;
cpu->id_afr0 = 0x00000000;
cpu->isar.id_mmfr0 = 0x00101F40;
@ -397,8 +421,8 @@ static void cortex_r5_initfn(Object *obj)
set_feature(&cpu->env, ARM_FEATURE_PMSA);
set_feature(&cpu->env, ARM_FEATURE_PMU);
cpu->midr = 0x411fc153; /* r1p3 */
cpu->id_pfr0 = 0x0131;
cpu->id_pfr1 = 0x001;
cpu->isar.id_pfr0 = 0x0131;
cpu->isar.id_pfr1 = 0x001;
cpu->isar.id_dfr0 = 0x010400;
cpu->id_afr0 = 0x0;
cpu->isar.id_mmfr0 = 0x0210030;

9
target/arm/helper.c
View File

@ -6625,7 +6625,7 @@ static void define_pmu_regs(ARMCPU *cpu)
static uint64_t id_pfr1_read(CPUARMState *env, const ARMCPRegInfo *ri)
{
ARMCPU *cpu = env_archcpu(env);
uint64_t pfr1 = cpu->id_pfr1;
uint64_t pfr1 = cpu->isar.id_pfr1;
if (env->gicv3state) {
pfr1 |= 1 << 28;
@ -7258,7 +7258,7 @@ void register_cp_regs_for_features(ARMCPU *cpu)
.opc0 = 3, .opc1 = 0, .crn = 0, .crm = 1, .opc2 = 0,
.access = PL1_R, .type = ARM_CP_CONST,
.accessfn = access_aa32_tid3,
.resetvalue = cpu->id_pfr0 },
.resetvalue = cpu->isar.id_pfr0 },
/* ID_PFR1 is not a plain ARM_CP_CONST because we don't know
* the value of the GIC field until after we define these regs.
*/
@ -10537,6 +10537,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
target_ulong *page_size, ARMMMUFaultInfo *fi)
{
CPUState *cs = env_cpu(env);
ARMCPU *cpu = env_archcpu(env);
int level = 1;
uint32_t table;
uint32_t desc;
@ -10563,7 +10564,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
goto do_fault;
}
type = (desc & 3);
if (type == 0 || (type == 3 && !arm_feature(env, ARM_FEATURE_PXN))) {
if (type == 0 || (type == 3 && !cpu_isar_feature(aa32_pxn, cpu))) {
/* Section translation fault, or attempt to use the encoding
* which is Reserved on implementations without PXN.
*/
@ -10605,7 +10606,7 @@ static bool get_phys_addr_v6(CPUARMState *env, uint32_t address,
pxn = desc & 1;
ns = extract32(desc, 19, 1);
} else {
if (arm_feature(env, ARM_FEATURE_PXN)) {
if (cpu_isar_feature(aa32_pxn, cpu)) {
pxn = (desc >> 2) & 1;
}
ns = extract32(desc, 3, 1);

4
target/arm/kvm64.c
View File

@ -555,6 +555,10 @@ bool kvm_arm_get_host_cpu_features(ARMHostCPUFeatures *ahcf)
* than skipping the reads and leaving 0, as we must avoid
* considering the values in every case.
*/
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_pfr0,
ARM64_SYS_REG(3, 0, 0, 1, 0));
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_pfr1,
ARM64_SYS_REG(3, 0, 0, 1, 1));
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_dfr0,
ARM64_SYS_REG(3, 0, 0, 1, 2));
err |= read_sys_reg32(fdarray[2], &ahcf->isar.id_mmfr0,

6
target/arm/translate-sve.c
View File

@ -2689,7 +2689,7 @@ static bool trans_SPLICE(DisasContext *s, arg_rprr_esz *a)
{
if (sve_access_check(s)) {
gen_gvec_ool_zzzp(s, gen_helper_sve_splice,
a->rd, a->rn, a->rm, a->pg, 0);
a->rd, a->rn, a->rm, a->pg, a->esz);
}
return true;
}
@ -4290,7 +4290,7 @@ static void do_ldr(DisasContext *s, uint32_t vofs, int len, int rn, int imm)
for (i = 0; i < len_align; i += 8) {
tcg_gen_qemu_ld_i64(t0, clean_addr, midx, MO_LEQ);
tcg_gen_st_i64(t0, cpu_env, vofs + i);
tcg_gen_addi_i64(clean_addr, cpu_reg_sp(s, rn), 8);
tcg_gen_addi_i64(clean_addr, clean_addr, 8);
}
tcg_temp_free_i64(t0);
} else {
@ -4379,7 +4379,7 @@ static void do_str(DisasContext *s, uint32_t vofs, int len, int rn, int imm)
for (i = 0; i < len_align; i += 8) {
tcg_gen_ld_i64(t0, cpu_env, vofs + i);
tcg_gen_qemu_st_i64(t0, clean_addr, midx, MO_LEQ);
tcg_gen_addi_i64(clean_addr, cpu_reg_sp(s, rn), 8);
tcg_gen_addi_i64(clean_addr, clean_addr, 8);
}
tcg_temp_free_i64(t0);
} else {