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/*
* SiFive E series machine interface
*
* Copyright (c) 2017 SiFive, Inc.
*
* 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_E_H
#define HW_SIFIVE_E_H
#include "hw/riscv/riscv_hart.h"
#include "hw/riscv/sifive_cpu.h"
#include "hw/gpio/sifive_gpio.h"
#include "hw/boards.h"
#define TYPE_RISCV_E_SOC "riscv.sifive.e.soc"
#define RISCV_E_SOC(obj) \
OBJECT_CHECK(SiFiveESoCState, (obj), TYPE_RISCV_E_SOC)
typedef struct SiFiveESoCState {
/*< private >*/
DeviceState parent_obj;
/*< public >*/
RISCVHartArrayState cpus;
DeviceState *plic;
SIFIVEGPIOState gpio;
MemoryRegion xip_mem;
MemoryRegion mask_rom;
} SiFiveESoCState;
typedef struct SiFiveEState {
/*< private >*/
MachineState parent_obj;
/*< public >*/
SiFiveESoCState soc;
bool revb;
} SiFiveEState;
#define TYPE_RISCV_E_MACHINE MACHINE_TYPE_NAME("sifive_e")
#define RISCV_E_MACHINE(obj) \
OBJECT_CHECK(SiFiveEState, (obj), TYPE_RISCV_E_MACHINE)
enum {
SIFIVE_E_DEV_DEBUG,
SIFIVE_E_DEV_MROM,
SIFIVE_E_DEV_OTP,
SIFIVE_E_DEV_CLINT,
SIFIVE_E_DEV_PLIC,
SIFIVE_E_DEV_AON,
SIFIVE_E_DEV_PRCI,
SIFIVE_E_DEV_OTP_CTRL,
SIFIVE_E_DEV_GPIO0,
SIFIVE_E_DEV_UART0,
SIFIVE_E_DEV_QSPI0,
SIFIVE_E_DEV_PWM0,
SIFIVE_E_DEV_UART1,
SIFIVE_E_DEV_QSPI1,
SIFIVE_E_DEV_PWM1,
SIFIVE_E_DEV_QSPI2,
SIFIVE_E_DEV_PWM2,
SIFIVE_E_DEV_XIP,
SIFIVE_E_DEV_DTIM
};
enum {
SIFIVE_E_UART0_IRQ = 3,
SIFIVE_E_UART1_IRQ = 4,
SIFIVE_E_GPIO0_IRQ0 = 8
};
#define SIFIVE_E_PLIC_HART_CONFIG "M"
/*
* Freedom E310 G002 and G003 supports 52 interrupt sources while
* Freedom E310 G000 supports 51 interrupt sources. We use the value
* of G002 and G003, so it is 53 (including interrupt source 0).
*/
#define SIFIVE_E_PLIC_NUM_SOURCES 53
#define SIFIVE_E_PLIC_NUM_PRIORITIES 7
#define SIFIVE_E_PLIC_PRIORITY_BASE 0x04
#define SIFIVE_E_PLIC_PENDING_BASE 0x1000
#define SIFIVE_E_PLIC_ENABLE_BASE 0x2000
#define SIFIVE_E_PLIC_ENABLE_STRIDE 0x80
#define SIFIVE_E_PLIC_CONTEXT_BASE 0x200000
#define SIFIVE_E_PLIC_CONTEXT_STRIDE 0x1000
#endif
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