From: Palmer Dabbelt <palmer@sifive.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: Alistair Francis <alistair.francis@wdc.com>,
Bin Meng <bmeng.cn@gmail.com>,
qemu-riscv@nongnu.org, qemu-devel@nongnu.org,
Palmer Dabbelt <palmer@sifive.com>
Subject: [Qemu-devel] [PULL 40/48] riscv: sifive: Implement a model for SiFive FU540 OTP
Date: Wed, 18 Sep 2019 07:56:32 -0700 [thread overview]
Message-ID: <20190918145640.17349-41-palmer@sifive.com> (raw)
In-Reply-To: <20190918145640.17349-1-palmer@sifive.com>
From: Bin Meng <bmeng.cn@gmail.com>
This implements a simple model for SiFive FU540 OTP (One-Time
Programmable) Memory interface, primarily for reading out the
stored serial number from the first 1 KiB of the 16 KiB OTP
memory reserved by SiFive for internal use.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
---
hw/riscv/Makefile.objs | 1 +
hw/riscv/sifive_u_otp.c | 191 ++++++++++++++++++++++++++++++++
include/hw/riscv/sifive_u_otp.h | 80 +++++++++++++
3 files changed, 272 insertions(+)
create mode 100644 hw/riscv/sifive_u_otp.c
create mode 100644 include/hw/riscv/sifive_u_otp.h
diff --git a/hw/riscv/Makefile.objs b/hw/riscv/Makefile.objs
index b95bbd51e2..fc3c6dd7c8 100644
--- a/hw/riscv/Makefile.objs
+++ b/hw/riscv/Makefile.objs
@@ -8,6 +8,7 @@ obj-$(CONFIG_SIFIVE) += sifive_gpio.o
obj-$(CONFIG_SIFIVE) += sifive_plic.o
obj-$(CONFIG_SIFIVE) += sifive_test.o
obj-$(CONFIG_SIFIVE_U) += sifive_u.o
+obj-$(CONFIG_SIFIVE_U) += sifive_u_otp.o
obj-$(CONFIG_SIFIVE_U) += sifive_u_prci.o
obj-$(CONFIG_SIFIVE) += sifive_uart.o
obj-$(CONFIG_SPIKE) += spike.o
diff --git a/hw/riscv/sifive_u_otp.c b/hw/riscv/sifive_u_otp.c
new file mode 100644
index 0000000000..ea0eee5678
--- /dev/null
+++ b/hw/riscv/sifive_u_otp.c
@@ -0,0 +1,191 @@
+/*
+ * QEMU SiFive U OTP (One-Time Programmable) Memory interface
+ *
+ * Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com>
+ *
+ * Simple model of the OTP to emulate register reads made by the SDK BSP
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/qdev-properties.h"
+#include "hw/sysbus.h"
+#include "qemu/log.h"
+#include "qemu/module.h"
+#include "hw/riscv/sifive_u_otp.h"
+
+static uint64_t sifive_u_otp_read(void *opaque, hwaddr addr, unsigned int size)
+{
+ SiFiveUOTPState *s = opaque;
+
+ switch (addr) {
+ case SIFIVE_U_OTP_PA:
+ return s->pa;
+ case SIFIVE_U_OTP_PAIO:
+ return s->paio;
+ case SIFIVE_U_OTP_PAS:
+ return s->pas;
+ case SIFIVE_U_OTP_PCE:
+ return s->pce;
+ case SIFIVE_U_OTP_PCLK:
+ return s->pclk;
+ case SIFIVE_U_OTP_PDIN:
+ return s->pdin;
+ case SIFIVE_U_OTP_PDOUT:
+ if ((s->pce & SIFIVE_U_OTP_PCE_EN) &&
+ (s->pdstb & SIFIVE_U_OTP_PDSTB_EN) &&
+ (s->ptrim & SIFIVE_U_OTP_PTRIM_EN)) {
+ return s->fuse[s->pa & SIFIVE_U_OTP_PA_MASK];
+ } else {
+ return 0xff;
+ }
+ case SIFIVE_U_OTP_PDSTB:
+ return s->pdstb;
+ case SIFIVE_U_OTP_PPROG:
+ return s->pprog;
+ case SIFIVE_U_OTP_PTC:
+ return s->ptc;
+ case SIFIVE_U_OTP_PTM:
+ return s->ptm;
+ case SIFIVE_U_OTP_PTM_REP:
+ return s->ptm_rep;
+ case SIFIVE_U_OTP_PTR:
+ return s->ptr;
+ case SIFIVE_U_OTP_PTRIM:
+ return s->ptrim;
+ case SIFIVE_U_OTP_PWE:
+ return s->pwe;
+ }
+
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: read: addr=0x%" HWADDR_PRIx "\n",
+ __func__, addr);
+ return 0;
+}
+
+static void sifive_u_otp_write(void *opaque, hwaddr addr,
+ uint64_t val64, unsigned int size)
+{
+ SiFiveUOTPState *s = opaque;
+ uint32_t val32 = (uint32_t)val64;
+
+ switch (addr) {
+ case SIFIVE_U_OTP_PA:
+ s->pa = val32 & SIFIVE_U_OTP_PA_MASK;
+ break;
+ case SIFIVE_U_OTP_PAIO:
+ s->paio = val32;
+ break;
+ case SIFIVE_U_OTP_PAS:
+ s->pas = val32;
+ break;
+ case SIFIVE_U_OTP_PCE:
+ s->pce = val32;
+ break;
+ case SIFIVE_U_OTP_PCLK:
+ s->pclk = val32;
+ break;
+ case SIFIVE_U_OTP_PDIN:
+ s->pdin = val32;
+ break;
+ case SIFIVE_U_OTP_PDOUT:
+ /* read-only */
+ break;
+ case SIFIVE_U_OTP_PDSTB:
+ s->pdstb = val32;
+ break;
+ case SIFIVE_U_OTP_PPROG:
+ s->pprog = val32;
+ break;
+ case SIFIVE_U_OTP_PTC:
+ s->ptc = val32;
+ break;
+ case SIFIVE_U_OTP_PTM:
+ s->ptm = val32;
+ break;
+ case SIFIVE_U_OTP_PTM_REP:
+ s->ptm_rep = val32;
+ break;
+ case SIFIVE_U_OTP_PTR:
+ s->ptr = val32;
+ break;
+ case SIFIVE_U_OTP_PTRIM:
+ s->ptrim = val32;
+ break;
+ case SIFIVE_U_OTP_PWE:
+ s->pwe = val32;
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: bad write: addr=0x%" HWADDR_PRIx
+ " v=0x%x\n", __func__, addr, val32);
+ }
+}
+
+static const MemoryRegionOps sifive_u_otp_ops = {
+ .read = sifive_u_otp_read,
+ .write = sifive_u_otp_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4
+ }
+};
+
+static Property sifive_u_otp_properties[] = {
+ DEFINE_PROP_UINT32("serial", SiFiveUOTPState, serial, 0),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void sifive_u_otp_realize(DeviceState *dev, Error **errp)
+{
+ SiFiveUOTPState *s = SIFIVE_U_OTP(dev);
+
+ memory_region_init_io(&s->mmio, OBJECT(dev), &sifive_u_otp_ops, s,
+ TYPE_SIFIVE_U_OTP, SIFIVE_U_OTP_REG_SIZE);
+ sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->mmio);
+}
+
+static void sifive_u_otp_reset(DeviceState *dev)
+{
+ SiFiveUOTPState *s = SIFIVE_U_OTP(dev);
+
+ /* Initialize all fuses' initial value to 0xFFs */
+ memset(s->fuse, 0xff, sizeof(s->fuse));
+
+ /* Make a valid content of serial number */
+ s->fuse[SIFIVE_U_OTP_SERIAL_ADDR] = s->serial;
+ s->fuse[SIFIVE_U_OTP_SERIAL_ADDR + 1] = ~(s->serial);
+}
+
+static void sifive_u_otp_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->props = sifive_u_otp_properties;
+ dc->realize = sifive_u_otp_realize;
+ dc->reset = sifive_u_otp_reset;
+}
+
+static const TypeInfo sifive_u_otp_info = {
+ .name = TYPE_SIFIVE_U_OTP,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(SiFiveUOTPState),
+ .class_init = sifive_u_otp_class_init,
+};
+
+static void sifive_u_otp_register_types(void)
+{
+ type_register_static(&sifive_u_otp_info);
+}
+
+type_init(sifive_u_otp_register_types)
diff --git a/include/hw/riscv/sifive_u_otp.h b/include/hw/riscv/sifive_u_otp.h
new file mode 100644
index 0000000000..639297564a
--- /dev/null
+++ b/include/hw/riscv/sifive_u_otp.h
@@ -0,0 +1,80 @@
+/*
+ * QEMU SiFive U OTP (One-Time Programmable) Memory interface
+ *
+ * Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HW_SIFIVE_U_OTP_H
+#define HW_SIFIVE_U_OTP_H
+
+#define SIFIVE_U_OTP_PA 0x00
+#define SIFIVE_U_OTP_PAIO 0x04
+#define SIFIVE_U_OTP_PAS 0x08
+#define SIFIVE_U_OTP_PCE 0x0C
+#define SIFIVE_U_OTP_PCLK 0x10
+#define SIFIVE_U_OTP_PDIN 0x14
+#define SIFIVE_U_OTP_PDOUT 0x18
+#define SIFIVE_U_OTP_PDSTB 0x1C
+#define SIFIVE_U_OTP_PPROG 0x20
+#define SIFIVE_U_OTP_PTC 0x24
+#define SIFIVE_U_OTP_PTM 0x28
+#define SIFIVE_U_OTP_PTM_REP 0x2C
+#define SIFIVE_U_OTP_PTR 0x30
+#define SIFIVE_U_OTP_PTRIM 0x34
+#define SIFIVE_U_OTP_PWE 0x38
+
+#define SIFIVE_U_OTP_PCE_EN (1 << 0)
+
+#define SIFIVE_U_OTP_PDSTB_EN (1 << 0)
+
+#define SIFIVE_U_OTP_PTRIM_EN (1 << 0)
+
+#define SIFIVE_U_OTP_PA_MASK 0xfff
+#define SIFIVE_U_OTP_NUM_FUSES 0x1000
+#define SIFIVE_U_OTP_SERIAL_ADDR 0xfc
+
+#define SIFIVE_U_OTP_REG_SIZE 0x1000
+
+#define TYPE_SIFIVE_U_OTP "riscv.sifive.u.otp"
+
+#define SIFIVE_U_OTP(obj) \
+ OBJECT_CHECK(SiFiveUOTPState, (obj), TYPE_SIFIVE_U_OTP)
+
+typedef struct SiFiveUOTPState {
+ /*< private >*/
+ SysBusDevice parent_obj;
+
+ /*< public >*/
+ MemoryRegion mmio;
+ uint32_t pa;
+ uint32_t paio;
+ uint32_t pas;
+ uint32_t pce;
+ uint32_t pclk;
+ uint32_t pdin;
+ uint32_t pdstb;
+ uint32_t pprog;
+ uint32_t ptc;
+ uint32_t ptm;
+ uint32_t ptm_rep;
+ uint32_t ptr;
+ uint32_t ptrim;
+ uint32_t pwe;
+ uint32_t fuse[SIFIVE_U_OTP_NUM_FUSES];
+ /* config */
+ uint32_t serial;
+} SiFiveUOTPState;
+
+#endif /* HW_SIFIVE_U_OTP_H */
--
2.21.0
WARNING: multiple messages have this Message-ID (diff)
From: Palmer Dabbelt <palmer@sifive.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: qemu-riscv@nongnu.org, qemu-devel@nongnu.org,
Bin Meng <bmeng.cn@gmail.com>,
Alistair Francis <alistair.francis@wdc.com>,
Palmer Dabbelt <palmer@sifive.com>
Subject: [Qemu-riscv] [PULL 40/48] riscv: sifive: Implement a model for SiFive FU540 OTP
Date: Wed, 18 Sep 2019 07:56:32 -0700 [thread overview]
Message-ID: <20190918145640.17349-41-palmer@sifive.com> (raw)
In-Reply-To: <20190918145640.17349-1-palmer@sifive.com>
From: Bin Meng <bmeng.cn@gmail.com>
This implements a simple model for SiFive FU540 OTP (One-Time
Programmable) Memory interface, primarily for reading out the
stored serial number from the first 1 KiB of the 16 KiB OTP
memory reserved by SiFive for internal use.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Palmer Dabbelt <palmer@sifive.com>
---
hw/riscv/Makefile.objs | 1 +
hw/riscv/sifive_u_otp.c | 191 ++++++++++++++++++++++++++++++++
include/hw/riscv/sifive_u_otp.h | 80 +++++++++++++
3 files changed, 272 insertions(+)
create mode 100644 hw/riscv/sifive_u_otp.c
create mode 100644 include/hw/riscv/sifive_u_otp.h
diff --git a/hw/riscv/Makefile.objs b/hw/riscv/Makefile.objs
index b95bbd51e2..fc3c6dd7c8 100644
--- a/hw/riscv/Makefile.objs
+++ b/hw/riscv/Makefile.objs
@@ -8,6 +8,7 @@ obj-$(CONFIG_SIFIVE) += sifive_gpio.o
obj-$(CONFIG_SIFIVE) += sifive_plic.o
obj-$(CONFIG_SIFIVE) += sifive_test.o
obj-$(CONFIG_SIFIVE_U) += sifive_u.o
+obj-$(CONFIG_SIFIVE_U) += sifive_u_otp.o
obj-$(CONFIG_SIFIVE_U) += sifive_u_prci.o
obj-$(CONFIG_SIFIVE) += sifive_uart.o
obj-$(CONFIG_SPIKE) += spike.o
diff --git a/hw/riscv/sifive_u_otp.c b/hw/riscv/sifive_u_otp.c
new file mode 100644
index 0000000000..ea0eee5678
--- /dev/null
+++ b/hw/riscv/sifive_u_otp.c
@@ -0,0 +1,191 @@
+/*
+ * QEMU SiFive U OTP (One-Time Programmable) Memory interface
+ *
+ * Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com>
+ *
+ * Simple model of the OTP to emulate register reads made by the SDK BSP
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/qdev-properties.h"
+#include "hw/sysbus.h"
+#include "qemu/log.h"
+#include "qemu/module.h"
+#include "hw/riscv/sifive_u_otp.h"
+
+static uint64_t sifive_u_otp_read(void *opaque, hwaddr addr, unsigned int size)
+{
+ SiFiveUOTPState *s = opaque;
+
+ switch (addr) {
+ case SIFIVE_U_OTP_PA:
+ return s->pa;
+ case SIFIVE_U_OTP_PAIO:
+ return s->paio;
+ case SIFIVE_U_OTP_PAS:
+ return s->pas;
+ case SIFIVE_U_OTP_PCE:
+ return s->pce;
+ case SIFIVE_U_OTP_PCLK:
+ return s->pclk;
+ case SIFIVE_U_OTP_PDIN:
+ return s->pdin;
+ case SIFIVE_U_OTP_PDOUT:
+ if ((s->pce & SIFIVE_U_OTP_PCE_EN) &&
+ (s->pdstb & SIFIVE_U_OTP_PDSTB_EN) &&
+ (s->ptrim & SIFIVE_U_OTP_PTRIM_EN)) {
+ return s->fuse[s->pa & SIFIVE_U_OTP_PA_MASK];
+ } else {
+ return 0xff;
+ }
+ case SIFIVE_U_OTP_PDSTB:
+ return s->pdstb;
+ case SIFIVE_U_OTP_PPROG:
+ return s->pprog;
+ case SIFIVE_U_OTP_PTC:
+ return s->ptc;
+ case SIFIVE_U_OTP_PTM:
+ return s->ptm;
+ case SIFIVE_U_OTP_PTM_REP:
+ return s->ptm_rep;
+ case SIFIVE_U_OTP_PTR:
+ return s->ptr;
+ case SIFIVE_U_OTP_PTRIM:
+ return s->ptrim;
+ case SIFIVE_U_OTP_PWE:
+ return s->pwe;
+ }
+
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: read: addr=0x%" HWADDR_PRIx "\n",
+ __func__, addr);
+ return 0;
+}
+
+static void sifive_u_otp_write(void *opaque, hwaddr addr,
+ uint64_t val64, unsigned int size)
+{
+ SiFiveUOTPState *s = opaque;
+ uint32_t val32 = (uint32_t)val64;
+
+ switch (addr) {
+ case SIFIVE_U_OTP_PA:
+ s->pa = val32 & SIFIVE_U_OTP_PA_MASK;
+ break;
+ case SIFIVE_U_OTP_PAIO:
+ s->paio = val32;
+ break;
+ case SIFIVE_U_OTP_PAS:
+ s->pas = val32;
+ break;
+ case SIFIVE_U_OTP_PCE:
+ s->pce = val32;
+ break;
+ case SIFIVE_U_OTP_PCLK:
+ s->pclk = val32;
+ break;
+ case SIFIVE_U_OTP_PDIN:
+ s->pdin = val32;
+ break;
+ case SIFIVE_U_OTP_PDOUT:
+ /* read-only */
+ break;
+ case SIFIVE_U_OTP_PDSTB:
+ s->pdstb = val32;
+ break;
+ case SIFIVE_U_OTP_PPROG:
+ s->pprog = val32;
+ break;
+ case SIFIVE_U_OTP_PTC:
+ s->ptc = val32;
+ break;
+ case SIFIVE_U_OTP_PTM:
+ s->ptm = val32;
+ break;
+ case SIFIVE_U_OTP_PTM_REP:
+ s->ptm_rep = val32;
+ break;
+ case SIFIVE_U_OTP_PTR:
+ s->ptr = val32;
+ break;
+ case SIFIVE_U_OTP_PTRIM:
+ s->ptrim = val32;
+ break;
+ case SIFIVE_U_OTP_PWE:
+ s->pwe = val32;
+ break;
+ default:
+ qemu_log_mask(LOG_GUEST_ERROR, "%s: bad write: addr=0x%" HWADDR_PRIx
+ " v=0x%x\n", __func__, addr, val32);
+ }
+}
+
+static const MemoryRegionOps sifive_u_otp_ops = {
+ .read = sifive_u_otp_read,
+ .write = sifive_u_otp_write,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 4,
+ .max_access_size = 4
+ }
+};
+
+static Property sifive_u_otp_properties[] = {
+ DEFINE_PROP_UINT32("serial", SiFiveUOTPState, serial, 0),
+ DEFINE_PROP_END_OF_LIST(),
+};
+
+static void sifive_u_otp_realize(DeviceState *dev, Error **errp)
+{
+ SiFiveUOTPState *s = SIFIVE_U_OTP(dev);
+
+ memory_region_init_io(&s->mmio, OBJECT(dev), &sifive_u_otp_ops, s,
+ TYPE_SIFIVE_U_OTP, SIFIVE_U_OTP_REG_SIZE);
+ sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->mmio);
+}
+
+static void sifive_u_otp_reset(DeviceState *dev)
+{
+ SiFiveUOTPState *s = SIFIVE_U_OTP(dev);
+
+ /* Initialize all fuses' initial value to 0xFFs */
+ memset(s->fuse, 0xff, sizeof(s->fuse));
+
+ /* Make a valid content of serial number */
+ s->fuse[SIFIVE_U_OTP_SERIAL_ADDR] = s->serial;
+ s->fuse[SIFIVE_U_OTP_SERIAL_ADDR + 1] = ~(s->serial);
+}
+
+static void sifive_u_otp_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *dc = DEVICE_CLASS(klass);
+
+ dc->props = sifive_u_otp_properties;
+ dc->realize = sifive_u_otp_realize;
+ dc->reset = sifive_u_otp_reset;
+}
+
+static const TypeInfo sifive_u_otp_info = {
+ .name = TYPE_SIFIVE_U_OTP,
+ .parent = TYPE_SYS_BUS_DEVICE,
+ .instance_size = sizeof(SiFiveUOTPState),
+ .class_init = sifive_u_otp_class_init,
+};
+
+static void sifive_u_otp_register_types(void)
+{
+ type_register_static(&sifive_u_otp_info);
+}
+
+type_init(sifive_u_otp_register_types)
diff --git a/include/hw/riscv/sifive_u_otp.h b/include/hw/riscv/sifive_u_otp.h
new file mode 100644
index 0000000000..639297564a
--- /dev/null
+++ b/include/hw/riscv/sifive_u_otp.h
@@ -0,0 +1,80 @@
+/*
+ * QEMU SiFive U OTP (One-Time Programmable) Memory interface
+ *
+ * Copyright (c) 2019 Bin Meng <bmeng.cn@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2 or later, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef HW_SIFIVE_U_OTP_H
+#define HW_SIFIVE_U_OTP_H
+
+#define SIFIVE_U_OTP_PA 0x00
+#define SIFIVE_U_OTP_PAIO 0x04
+#define SIFIVE_U_OTP_PAS 0x08
+#define SIFIVE_U_OTP_PCE 0x0C
+#define SIFIVE_U_OTP_PCLK 0x10
+#define SIFIVE_U_OTP_PDIN 0x14
+#define SIFIVE_U_OTP_PDOUT 0x18
+#define SIFIVE_U_OTP_PDSTB 0x1C
+#define SIFIVE_U_OTP_PPROG 0x20
+#define SIFIVE_U_OTP_PTC 0x24
+#define SIFIVE_U_OTP_PTM 0x28
+#define SIFIVE_U_OTP_PTM_REP 0x2C
+#define SIFIVE_U_OTP_PTR 0x30
+#define SIFIVE_U_OTP_PTRIM 0x34
+#define SIFIVE_U_OTP_PWE 0x38
+
+#define SIFIVE_U_OTP_PCE_EN (1 << 0)
+
+#define SIFIVE_U_OTP_PDSTB_EN (1 << 0)
+
+#define SIFIVE_U_OTP_PTRIM_EN (1 << 0)
+
+#define SIFIVE_U_OTP_PA_MASK 0xfff
+#define SIFIVE_U_OTP_NUM_FUSES 0x1000
+#define SIFIVE_U_OTP_SERIAL_ADDR 0xfc
+
+#define SIFIVE_U_OTP_REG_SIZE 0x1000
+
+#define TYPE_SIFIVE_U_OTP "riscv.sifive.u.otp"
+
+#define SIFIVE_U_OTP(obj) \
+ OBJECT_CHECK(SiFiveUOTPState, (obj), TYPE_SIFIVE_U_OTP)
+
+typedef struct SiFiveUOTPState {
+ /*< private >*/
+ SysBusDevice parent_obj;
+
+ /*< public >*/
+ MemoryRegion mmio;
+ uint32_t pa;
+ uint32_t paio;
+ uint32_t pas;
+ uint32_t pce;
+ uint32_t pclk;
+ uint32_t pdin;
+ uint32_t pdstb;
+ uint32_t pprog;
+ uint32_t ptc;
+ uint32_t ptm;
+ uint32_t ptm_rep;
+ uint32_t ptr;
+ uint32_t ptrim;
+ uint32_t pwe;
+ uint32_t fuse[SIFIVE_U_OTP_NUM_FUSES];
+ /* config */
+ uint32_t serial;
+} SiFiveUOTPState;
+
+#endif /* HW_SIFIVE_U_OTP_H */
--
2.21.0
next prev parent reply other threads:[~2019-09-18 16:05 UTC|newest]
Thread overview: 104+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-18 14:55 [Qemu-devel] [PULL] RISC-V Patches for the 4.2 Soft Freeze, Part 1, v3 Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 01/48] riscv: sifive_u: Add support for loading initrd Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 02/48] riscv: sivive_u: Add dummy serial clock and aliases entry for uart Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 03/48] riscv: sifive_u: Fix clock-names property for ethernet node Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 04/48] target/riscv/pmp: Restrict priviledged PMP to system-mode emulation Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 05/48] target/riscv/pmp: Convert qemu_log_mask(LOG_TRACE) to trace events Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 06/48] riscv: plic: Remove unused interrupt functions Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-devel] [PULL 07/48] target/riscv: Create function to test if FP is enabled Palmer Dabbelt
2019-09-18 14:55 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 08/48] target/riscv: Update the Hypervisor CSRs to v0.4 Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 09/48] riscv: rv32: Root page table address can be larger than 32-bit Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 10/48] riscv: Add a helper routine for finding firmware Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 11/48] riscv: Resolve full path of the given bios image Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-24 10:17 ` Peter Maydell
2019-09-24 10:17 ` Peter Maydell
2019-10-02 21:38 ` Alistair Francis
2019-10-02 21:38 ` Alistair Francis
2019-09-18 14:56 ` [Qemu-devel] [PULL 12/48] riscv: hmp: Add a command to show virtual memory mappings Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 13/48] riscv: sifive_test: Add reset functionality Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 14/48] riscv: hw: Remove duplicated "hw/hw.h" inclusion Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 15/48] riscv: hw: Remove superfluous "linux, phandle" property Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 16/48] riscv: hw: Use qemu_fdt_setprop_cell() for property with only 1 cell Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 17/48] riscv: hw: Remove not needed PLIC properties in device tree Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 18/48] riscv: hw: Change create_fdt() to return void Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 19/48] riscv: hw: Change to use qemu_log_mask(LOG_GUEST_ERROR, ...) instead Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 20/48] riscv: hw: Remove the unnecessary include of target/riscv/cpu.h Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 21/48] riscv: roms: Remove executable attribute of opensbi images Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 22/48] riscv: sifive_u: Remove the unnecessary include of prci header Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 23/48] riscv: sifive: Rename sifive_prci.{c, h} to sifive_e_prci.{c, h} Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 24/48] riscv: sifive_e: prci: Fix a typo of hfxosccfg register programming Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 25/48] riscv: sifive_e: prci: Update the PRCI register block size Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 26/48] riscv: sifive_e: Drop sifive_mmio_emulate() Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 27/48] riscv: Add a sifive_cpu.h to include both E and U cpu type defines Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 28/48] riscv: hart: Extract hart realize to a separate routine Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 29/48] riscv: hart: Add a "hartid-base" property to RISC-V hart array Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 30/48] riscv: sifive_u: Set the minimum number of cpus to 2 Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 31/48] riscv: sifive_u: Update hart configuration to reflect the real FU540 SoC Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 32/48] riscv: sifive_u: Update PLIC hart topology configuration string Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 33/48] riscv: sifive: Implement PRCI model for FU540 Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 34/48] riscv: sifive_u: Generate hfclk and rtcclk nodes Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 35/48] riscv: sifive_u: Add PRCI block to the SoC Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 36/48] riscv: sifive_u: Reference PRCI clocks in UART and ethernet nodes Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 37/48] riscv: sifive_u: Update UART base addresses and IRQs Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 38/48] riscv: sifive_u: Change UART node name in device tree Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 39/48] riscv: roms: Update default bios for sifive_u machine Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` Palmer Dabbelt [this message]
2019-09-18 14:56 ` [Qemu-riscv] [PULL 40/48] riscv: sifive: Implement a model for SiFive FU540 OTP Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 41/48] riscv: sifive_u: Instantiate OTP memory with a serial number Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 42/48] riscv: sifive_u: Fix broken GEM support Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 43/48] riscv: sifive_u: Remove handcrafted clock nodes for UART and ethernet Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 44/48] riscv: sifive_u: Update model and compatible strings in device tree Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 45/48] target/riscv: Use both register name and ABI name Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 46/48] target/riscv: Fix mstatus dirty mask Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 47/48] target/riscv: Use TB_FLAGS_MSTATUS_FS for floating point Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-devel] [PULL 48/48] gdbstub: riscv: fix the fflags registers Palmer Dabbelt
2019-09-18 14:56 ` [Qemu-riscv] " Palmer Dabbelt
2019-09-19 12:26 ` [Qemu-devel] [PULL] RISC-V Patches for the 4.2 Soft Freeze, Part 1, v3 Peter Maydell
2019-09-19 12:26 ` [Qemu-riscv] " Peter Maydell
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