2 * SiFive U series machine interface
4 * Copyright (c) 2017 SiFive, Inc.
6 * This program is free software; you can redistribute it and/or modify it
7 * under the terms and conditions of the GNU General Public License,
8 * version 2 or later, as published by the Free Software Foundation.
10 * This program is distributed in the hope it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
15 * You should have received a copy of the GNU General Public License along with
16 * this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "hw/dma/sifive_pdma.h"
23 #include "hw/net/cadence_gem.h"
24 #include "hw/riscv/riscv_hart.h"
25 #include "hw/riscv/sifive_cpu.h"
26 #include "hw/gpio/sifive_gpio.h"
27 #include "hw/misc/sifive_u_otp.h"
28 #include "hw/misc/sifive_u_prci.h"
30 #define TYPE_RISCV_U_SOC "riscv.sifive.u.soc"
31 #define RISCV_U_SOC(obj) \
32 OBJECT_CHECK(SiFiveUSoCState, (obj), TYPE_RISCV_U_SOC)
34 typedef struct SiFiveUSoCState
{
36 DeviceState parent_obj
;
39 CPUClusterState e_cluster
;
40 CPUClusterState u_cluster
;
41 RISCVHartArrayState e_cpus
;
42 RISCVHartArrayState u_cpus
;
44 SiFiveUPRCIState prci
;
54 #define TYPE_RISCV_U_MACHINE MACHINE_TYPE_NAME("sifive_u")
55 #define RISCV_U_MACHINE(obj) \
56 OBJECT_CHECK(SiFiveUState, (obj), TYPE_RISCV_U_MACHINE)
58 typedef struct SiFiveUState
{
60 MachineState parent_obj
;
94 SIFIVE_U_L2CC_IRQ0
= 1,
95 SIFIVE_U_L2CC_IRQ1
= 2,
96 SIFIVE_U_L2CC_IRQ2
= 3,
97 SIFIVE_U_UART0_IRQ
= 4,
98 SIFIVE_U_UART1_IRQ
= 5,
99 SIFIVE_U_GPIO_IRQ0
= 7,
100 SIFIVE_U_GPIO_IRQ1
= 8,
101 SIFIVE_U_GPIO_IRQ2
= 9,
102 SIFIVE_U_GPIO_IRQ3
= 10,
103 SIFIVE_U_GPIO_IRQ4
= 11,
104 SIFIVE_U_GPIO_IRQ5
= 12,
105 SIFIVE_U_GPIO_IRQ6
= 13,
106 SIFIVE_U_GPIO_IRQ7
= 14,
107 SIFIVE_U_GPIO_IRQ8
= 15,
108 SIFIVE_U_GPIO_IRQ9
= 16,
109 SIFIVE_U_GPIO_IRQ10
= 17,
110 SIFIVE_U_GPIO_IRQ11
= 18,
111 SIFIVE_U_GPIO_IRQ12
= 19,
112 SIFIVE_U_GPIO_IRQ13
= 20,
113 SIFIVE_U_GPIO_IRQ14
= 21,
114 SIFIVE_U_GPIO_IRQ15
= 22,
115 SIFIVE_U_PDMA_IRQ0
= 23,
116 SIFIVE_U_PDMA_IRQ1
= 24,
117 SIFIVE_U_PDMA_IRQ2
= 25,
118 SIFIVE_U_PDMA_IRQ3
= 26,
119 SIFIVE_U_PDMA_IRQ4
= 27,
120 SIFIVE_U_PDMA_IRQ5
= 28,
121 SIFIVE_U_PDMA_IRQ6
= 29,
122 SIFIVE_U_PDMA_IRQ7
= 30,
123 SIFIVE_U_GEM_IRQ
= 0x35
127 SIFIVE_U_HFCLK_FREQ
= 33333333,
128 SIFIVE_U_RTCCLK_FREQ
= 1000000
132 MSEL_MEMMAP_QSPI0_FLASH
= 1,
133 MSEL_L2LIM_QSPI0_FLASH
= 6,
134 MSEL_L2LIM_QSPI2_SD
= 11
137 #define SIFIVE_U_MANAGEMENT_CPU_COUNT 1
138 #define SIFIVE_U_COMPUTE_CPU_COUNT 4
140 #define SIFIVE_U_PLIC_HART_CONFIG "MS"
141 #define SIFIVE_U_PLIC_NUM_SOURCES 54
142 #define SIFIVE_U_PLIC_NUM_PRIORITIES 7
143 #define SIFIVE_U_PLIC_PRIORITY_BASE 0x04
144 #define SIFIVE_U_PLIC_PENDING_BASE 0x1000
145 #define SIFIVE_U_PLIC_ENABLE_BASE 0x2000
146 #define SIFIVE_U_PLIC_ENABLE_STRIDE 0x80
147 #define SIFIVE_U_PLIC_CONTEXT_BASE 0x200000
148 #define SIFIVE_U_PLIC_CONTEXT_STRIDE 0x1000