K230 Board Compatible with kendryte K230 SDK. Preliminarily supports the C908 small core, which can run the U-Boot and Linux kernel compiled by the K230 SDK.
Signed-off-by: Chao Liu <[email protected]> --- MAINTAINERS | 7 + hw/riscv/Kconfig | 10 + hw/riscv/k230.c | 483 ++++++++++++++++++++++++++++++++++++++++ hw/riscv/meson.build | 2 +- include/hw/riscv/k230.h | 149 +++++++++++++ 5 files changed, 650 insertions(+), 1 deletion(-) create mode 100644 hw/riscv/k230.c create mode 100644 include/hw/riscv/k230.h diff --git a/MAINTAINERS b/MAINTAINERS index a07086ed76..703d9e6b82 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1710,6 +1710,13 @@ F: docs/system/riscv/xiangshan-kunminghu.rst F: hw/riscv/xiangshan_kmh.c F: include/hw/riscv/xiangshan_kmh.h +K230 Machines +M: Chao Liu <[email protected]> +S: Maintained +F: docs/system/riscv/k230.rst +F: hw/riscv/k230.c +F: include/hw/riscv/k230.h + RX Machines ----------- rx-gdbsim diff --git a/hw/riscv/Kconfig b/hw/riscv/Kconfig index fc9c35bd98..624f166244 100644 --- a/hw/riscv/Kconfig +++ b/hw/riscv/Kconfig @@ -128,3 +128,13 @@ config XIANGSHAN_KUNMINGHU select RISCV_APLIC select RISCV_IMSIC select SERIAL_MM + +config K230 + bool + default y + depends on RISCV64 + select RISCV_ACLINT + select RISCV_APLIC + select RISCV_IMSIC + select SERIAL_MM + select UNIMP \ No newline at end of file diff --git a/hw/riscv/k230.c b/hw/riscv/k230.c new file mode 100644 index 0000000000..f41e9b7002 --- /dev/null +++ b/hw/riscv/k230.c @@ -0,0 +1,483 @@ +/* + * QEMU RISC-V Virt Board Compatible with Kendryte K230 SDK + * + * Copyright (c) 2025 Chao Liu <[email protected]> + * SPDX-License-Identifier: GPL-2.0-or-later + * + * Provides a board compatible with the Kendryte K230 SDK + * + * Documentation: K230_Technical_Reference_Manual_V0.3.1_20241118.pdf + * + * For more information, see <https://www.kendryte.com/en/proDetail/230> + * + * 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 "cpu-qom.h" +#include "qemu/cutils.h" +#include "qemu/error-report.h" +#include "qapi/error.h" +#include "system/system.h" +#include "system/memory.h" +#include "target/riscv/cpu.h" +#include "chardev/char.h" +#include "hw/loader.h" +#include "hw/sysbus.h" +#include "hw/riscv/k230.h" +#include "hw/riscv/boot.h" +#include "hw/intc/riscv_aclint.h" +#include "hw/intc/sifive_plic.h" +#include "hw/char/serial-mm.h" +#include "hw/misc/unimp.h" + +static const MemMapEntry memmap[] = { + [K230_DEV_DDRC] = { 0x00000000, 0x80000000 }, + [K230_DEV_KPU_L2_CACHE] = { 0x80000000, 0x00200000 }, + [K230_DEV_SRAM] = { 0x80200000, 0x00200000 }, + [K230_DEV_KPU_CFG] = { 0x80400000, 0x00000800 }, + [K230_DEV_FFT] = { 0x80400800, 0x00000400 }, + [K230_DEV_AI_2D_ENGINE] = { 0x80400C00, 0x00000800 }, + [K230_DEV_GSDMA] = { 0x80800000, 0x00004000 }, + [K230_DEV_DMA] = { 0x80804000, 0x00004000 }, + [K230_DEV_DECOMP_GZIP] = { 0x80808000, 0x00004000 }, + [K230_DEV_NON_AI_2D] = { 0x8080C000, 0x00004000 }, + [K230_DEV_ISP] = { 0x90000000, 0x00008000 }, + [K230_DEV_DEWARP] = { 0x90008000, 0x00001000 }, + [K230_DEV_RX_CSI] = { 0x90009000, 0x00002000 }, + [K230_DEV_H264] = { 0x90400000, 0x00010000 }, + [K230_DEV_2P5D] = { 0x90800000, 0x00040000 }, + [K230_DEV_VO] = { 0x90840000, 0x00010000 }, + [K230_DEV_VO_CFG] = { 0x90850000, 0x00001000 }, + [K230_DEV_3D_ENGINE] = { 0x90A00000, 0x00000800 }, + [K230_DEV_PMU] = { 0x91000000, 0x00000C00 }, + [K230_DEV_RTC] = { 0x91000C00, 0x00000400 }, + [K230_DEV_CMU] = { 0x91100000, 0x00001000 }, + [K230_DEV_RMU] = { 0x91101000, 0x00001000 }, + [K230_DEV_BOOT] = { 0x91102000, 0x00001000 }, + [K230_DEV_PWR] = { 0x91103000, 0x00001000 }, + [K230_DEV_MAILBOX] = { 0x91104000, 0x00001000 }, + [K230_DEV_IOMUX] = { 0x91105000, 0x00000800 }, + [K230_DEV_TIMER] = { 0x91105800, 0x00000800 }, + [K230_DEV_WDT0] = { 0x91106000, 0x00000800 }, + [K230_DEV_WDT1] = { 0x91106800, 0x00000800 }, + [K230_DEV_TS] = { 0x91107000, 0x00000800 }, + [K230_DEV_HDI] = { 0x91107800, 0x00000800 }, + [K230_DEV_STC] = { 0x91108000, 0x00000800 }, + [K230_DEV_BOOTROM] = { 0x91200000, 0x00010000 }, + [K230_DEV_SECURITY] = { 0x91210000, 0x00008000 }, + [K230_DEV_UART0] = { 0x91400000, 0x00001000 }, + [K230_DEV_UART1] = { 0x91401000, 0x00001000 }, + [K230_DEV_UART2] = { 0x91402000, 0x00001000 }, + [K230_DEV_UART3] = { 0x91403000, 0x00001000 }, + [K230_DEV_UART4] = { 0x91404000, 0x00001000 }, + [K230_DEV_I2C0] = { 0x91405000, 0x00001000 }, + [K230_DEV_I2C1] = { 0x91406000, 0x00001000 }, + [K230_DEV_I2C2] = { 0x91407000, 0x00001000 }, + [K230_DEV_I2C3] = { 0x91408000, 0x00001000 }, + [K230_DEV_I2C4] = { 0x91409000, 0x00001000 }, + [K230_DEV_PWM] = { 0x9140A000, 0x00001000 }, + [K230_DEV_GPIO0] = { 0x9140B000, 0x00001000 }, + [K230_DEV_GPIO1] = { 0x9140C000, 0x00001000 }, + [K230_DEV_ADC] = { 0x9140D000, 0x00001000 }, + [K230_DEV_CODEC] = { 0x9140E000, 0x00001000 }, + [K230_DEV_I2S] = { 0x9140F000, 0x00001000 }, + [K230_DEV_USB0] = { 0x91500000, 0x00010000 }, + [K230_DEV_USB1] = { 0x91540000, 0x00010000 }, + [K230_DEV_SD0] = { 0x91580000, 0x00001000 }, + [K230_DEV_SD1] = { 0x91581000, 0x00001000 }, + [K230_DEV_QSPI0] = { 0x91582000, 0x00001000 }, + [K230_DEV_QSPI1] = { 0x91583000, 0x00001000 }, + [K230_DEV_SPI] = { 0x91584000, 0x00001000 }, + [K230_DEV_HI_SYS_CFG] = { 0x91585000, 0x00000400 }, + [K230_DEV_DDRC_CFG] = { 0x98000000, 0x02000000 }, + [K230_DEV_FLASH] = { 0xC0000000, 0x08000000 }, + [K230_DEV_PLIC] = { 0xF0000000, 0x00400000 }, + [K230_DEV_CLINT] = { 0xF0400000, 0x00400000 }, +}; + +static void k230_soc_init(Object *obj) +{ + K230SoCState *s = RISCV_K230_SOC(obj); + RISCVHartArrayState *cpu0 = &s->c908_cpu; + + object_initialize_child(obj, "c908-cpu", cpu0, TYPE_RISCV_HART_ARRAY); + qdev_prop_set_uint32(DEVICE(cpu0), "hartid-base", 0); + qdev_prop_set_string(DEVICE(cpu0), "cpu-type", TYPE_RISCV_CPU_THEAD_C908); + qdev_prop_set_uint64(DEVICE(cpu0), "resetvec", + memmap[K230_DEV_BOOTROM].base); +} + +static DeviceState *k230_create_plic(int base_hartid, int hartid_count) +{ + g_autofree char *plic_hart_config = NULL; + + /* Per-socket PLIC hart topology configuration string */ + plic_hart_config = riscv_plic_hart_config_string(hartid_count); + + /* Per-socket PLIC */ + return sifive_plic_create(memmap[K230_DEV_PLIC].base, + plic_hart_config, hartid_count, base_hartid, + K230_PLIC_NUM_SOURCES, + K230_PLIC_NUM_PRIORITIES, + K230_PLIC_PRIORITY_BASE, K230_PLIC_PENDING_BASE, + K230_PLIC_ENABLE_BASE, K230_PLIC_ENABLE_STRIDE, + K230_PLIC_CONTEXT_BASE, + K230_PLIC_CONTEXT_STRIDE, + memmap[K230_DEV_PLIC].size); +} + +static void k230_soc_realize(DeviceState *dev, Error **errp) +{ + K230SoCState *s = RISCV_K230_SOC(dev); + MemoryRegion *sys_mem = get_system_memory(); + int c908_cpus; + + sysbus_realize(SYS_BUS_DEVICE(&s->c908_cpu), &error_fatal); + + c908_cpus = s->c908_cpu.num_harts; + + /* SRAM */ + memory_region_init_ram(&s->sram, OBJECT(dev), "sram", + memmap[K230_DEV_SRAM].size, &error_fatal); + memory_region_add_subregion(sys_mem, memmap[K230_DEV_SRAM].base, + &s->sram); + + /* BootROM */ + memory_region_init_rom(&s->bootrom, OBJECT(dev), "bootrom", + memmap[K230_DEV_BOOTROM].size, &error_fatal); + memory_region_add_subregion(sys_mem, memmap[K230_DEV_BOOTROM].base, + &s->bootrom); + + /* PLIC */ + s->c908_plic = k230_create_plic(C908_CPU_HARTID, c908_cpus); + + /* CLINT */ + riscv_aclint_swi_create(memmap[K230_DEV_CLINT].base, + C908_CPU_HARTID, c908_cpus, false); + riscv_aclint_mtimer_create(memmap[K230_DEV_CLINT].base + 0x4000, + RISCV_ACLINT_DEFAULT_MTIMER_SIZE, + C908_CPU_HARTID, c908_cpus, + RISCV_ACLINT_DEFAULT_MTIMECMP, + RISCV_ACLINT_DEFAULT_MTIME, + RISCV_ACLINT_DEFAULT_TIMEBASE_FREQ, true); + + /* UART */ + serial_mm_init(sys_mem, memmap[K230_DEV_UART0].base, 2, + qdev_get_gpio_in(DEVICE(s->c908_plic), K230_UART0_IRQ), + 399193, serial_hd(0), DEVICE_LITTLE_ENDIAN); + serial_mm_init(sys_mem, memmap[K230_DEV_UART1].base, 2, + qdev_get_gpio_in(DEVICE(s->c908_plic), K230_UART1_IRQ), + 399193, serial_hd(1), DEVICE_LITTLE_ENDIAN); + serial_mm_init(sys_mem, memmap[K230_DEV_UART2].base, 2, + qdev_get_gpio_in(DEVICE(s->c908_plic), K230_UART2_IRQ), + 399193, serial_hd(2), DEVICE_LITTLE_ENDIAN); + serial_mm_init(sys_mem, memmap[K230_DEV_UART3].base, 2, + qdev_get_gpio_in(DEVICE(s->c908_plic), K230_UART3_IRQ), + 399193, serial_hd(3), DEVICE_LITTLE_ENDIAN); + serial_mm_init(sys_mem, memmap[K230_DEV_UART4].base, 2, + qdev_get_gpio_in(DEVICE(s->c908_plic), K230_UART4_IRQ), + 399193, serial_hd(4), DEVICE_LITTLE_ENDIAN); + + /* unimplemented devices */ + create_unimplemented_device("kpu.l2-cache", + memmap[K230_DEV_KPU_L2_CACHE].base, + memmap[K230_DEV_KPU_L2_CACHE].size); + + create_unimplemented_device("kpu_cfg", memmap[K230_DEV_KPU_CFG].base, + memmap[K230_DEV_KPU_CFG].size); + + create_unimplemented_device("fft", memmap[K230_DEV_FFT].base, + memmap[K230_DEV_FFT].size); + + create_unimplemented_device("2d-engine.ai", + memmap[K230_DEV_AI_2D_ENGINE].base, + memmap[K230_DEV_AI_2D_ENGINE].size); + + create_unimplemented_device("gsdma", memmap[K230_DEV_GSDMA].base, + memmap[K230_DEV_GSDMA].size); + + create_unimplemented_device("dma", memmap[K230_DEV_DMA].base, + memmap[K230_DEV_DMA].size); + + create_unimplemented_device("decomp-gzip", + memmap[K230_DEV_DECOMP_GZIP].base, + memmap[K230_DEV_DECOMP_GZIP].size); + + create_unimplemented_device("2d-engine.non-ai", + memmap[K230_DEV_NON_AI_2D].base, + memmap[K230_DEV_NON_AI_2D].size); + + create_unimplemented_device("isp", memmap[K230_DEV_ISP].base, + memmap[K230_DEV_ISP].size); + + create_unimplemented_device("dewarp", memmap[K230_DEV_DEWARP].base, + memmap[K230_DEV_DEWARP].size); + + create_unimplemented_device("rx-csi", memmap[K230_DEV_RX_CSI].base, + memmap[K230_DEV_RX_CSI].size); + + create_unimplemented_device("vpu", memmap[K230_DEV_H264].base, + memmap[K230_DEV_H264].size); + + create_unimplemented_device("gpu", memmap[K230_DEV_2P5D].base, + memmap[K230_DEV_2P5D].size); + + create_unimplemented_device("vo", memmap[K230_DEV_VO].base, + memmap[K230_DEV_VO].size); + + create_unimplemented_device("vo_cfg", memmap[K230_DEV_VO_CFG].base, + memmap[K230_DEV_VO_CFG].size); + + create_unimplemented_device("3d-engine", memmap[K230_DEV_3D_ENGINE].base, + memmap[K230_DEV_3D_ENGINE].size); + + create_unimplemented_device("pmu", memmap[K230_DEV_PMU].base, + memmap[K230_DEV_PMU].size); + + create_unimplemented_device("rtc", memmap[K230_DEV_RTC].base, + memmap[K230_DEV_RTC].size); + + create_unimplemented_device("cmu", memmap[K230_DEV_CMU].base, + memmap[K230_DEV_CMU].size); + + create_unimplemented_device("rmu", memmap[K230_DEV_RMU].base, + memmap[K230_DEV_RMU].size); + + create_unimplemented_device("boot", memmap[K230_DEV_BOOT].base, + memmap[K230_DEV_BOOT].size); + + create_unimplemented_device("pwr", memmap[K230_DEV_PWR].base, + memmap[K230_DEV_PWR].size); + + create_unimplemented_device("ipcm", memmap[K230_DEV_MAILBOX].base, + memmap[K230_DEV_MAILBOX].size); + + create_unimplemented_device("iomux", memmap[K230_DEV_IOMUX].base, + memmap[K230_DEV_IOMUX].size); + + create_unimplemented_device("timer", memmap[K230_DEV_TIMER].base, + memmap[K230_DEV_TIMER].size); + + create_unimplemented_device("wdt0", memmap[K230_DEV_WDT0].base, + memmap[K230_DEV_WDT0].size); + + create_unimplemented_device("wdt1", memmap[K230_DEV_WDT1].base, + memmap[K230_DEV_WDT1].size); + + create_unimplemented_device("ts", memmap[K230_DEV_TS].base, + memmap[K230_DEV_TS].size); + + create_unimplemented_device("hdi", memmap[K230_DEV_HDI].base, + memmap[K230_DEV_HDI].size); + + create_unimplemented_device("stc", memmap[K230_DEV_STC].base, + memmap[K230_DEV_STC].size); + + create_unimplemented_device("security", memmap[K230_DEV_SECURITY].base, + memmap[K230_DEV_SECURITY].size); + + create_unimplemented_device("i2c0", memmap[K230_DEV_I2C0].base, + memmap[K230_DEV_I2C0].size); + + create_unimplemented_device("i2c1", memmap[K230_DEV_I2C1].base, + memmap[K230_DEV_I2C1].size); + + create_unimplemented_device("i2c2", memmap[K230_DEV_I2C2].base, + memmap[K230_DEV_I2C2].size); + + create_unimplemented_device("i2c3", memmap[K230_DEV_I2C3].base, + memmap[K230_DEV_I2C3].size); + + create_unimplemented_device("i2c4", memmap[K230_DEV_I2C4].base, + memmap[K230_DEV_I2C4].size); + + create_unimplemented_device("pwm", memmap[K230_DEV_PWM].base, + memmap[K230_DEV_PWM].size); + + create_unimplemented_device("gpio0", memmap[K230_DEV_GPIO0].base, + memmap[K230_DEV_GPIO0].size); + + create_unimplemented_device("gpio1", memmap[K230_DEV_GPIO1].base, + memmap[K230_DEV_GPIO1].size); + + create_unimplemented_device("adc", memmap[K230_DEV_ADC].base, + memmap[K230_DEV_ADC].size); + + create_unimplemented_device("codec", memmap[K230_DEV_CODEC].base, + memmap[K230_DEV_CODEC].size); + + create_unimplemented_device("i2s", memmap[K230_DEV_I2S].base, + memmap[K230_DEV_I2S].size); + + create_unimplemented_device("usb0", memmap[K230_DEV_USB0].base, + memmap[K230_DEV_USB0].size); + + create_unimplemented_device("usb1", memmap[K230_DEV_USB1].base, + memmap[K230_DEV_USB1].size); + + create_unimplemented_device("sd0", memmap[K230_DEV_SD0].base, + memmap[K230_DEV_SD0].size); + + create_unimplemented_device("sd1", memmap[K230_DEV_SD1].base, + memmap[K230_DEV_SD1].size); + + create_unimplemented_device("qspi0", memmap[K230_DEV_QSPI0].base, + memmap[K230_DEV_QSPI0].size); + + create_unimplemented_device("qspi1", memmap[K230_DEV_QSPI1].base, + memmap[K230_DEV_QSPI1].size); + + create_unimplemented_device("spi", memmap[K230_DEV_SPI].base, + memmap[K230_DEV_SPI].size); + + create_unimplemented_device("hi_sys_cfg", memmap[K230_DEV_HI_SYS_CFG].base, + memmap[K230_DEV_HI_SYS_CFG].size); + + create_unimplemented_device("ddrc_cfg", memmap[K230_DEV_DDRC_CFG].base, + memmap[K230_DEV_DDRC_CFG].size); + + create_unimplemented_device("flash", memmap[K230_DEV_FLASH].base, + memmap[K230_DEV_FLASH].size); +} + +static void k230_soc_class_init(ObjectClass *oc, const void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + + dc->realize = k230_soc_realize; +} + +static const TypeInfo k230_soc_type_info = { + .name = TYPE_RISCV_K230_SOC, + .parent = TYPE_DEVICE, + .instance_size = sizeof(K230SoCState), + .instance_init = k230_soc_init, + .class_init = k230_soc_class_init, +}; + +static void k230_soc_register_types(void) +{ + type_register_static(&k230_soc_type_info); +} + +type_init(k230_soc_register_types) + +static void k230_machine_done(Notifier *notifier, void *data) +{ + K230MachineState *s = container_of(notifier, K230MachineState, + machine_done); + MachineState *machine = MACHINE(s); + hwaddr start_addr = memmap[K230_DEV_DDRC].base; + target_ulong firmware_end_addr, kernel_start_addr; + const char *firmware_name = riscv_default_firmware_name(&s->soc.c908_cpu); + uint64_t kernel_entry = 0; + RISCVBootInfo boot_info; + + firmware_end_addr = riscv_find_and_load_firmware(machine, firmware_name, + &start_addr, NULL); + + /* Mask ROM reset vector */ + uint32_t reset_vec[] = { + /* 0x91200000: auipc t0, 0x0 */ 0x00000297, + /* 0x91200004: addi t0, t0, 36 # <trap> */ 0x02428293, + /* 0x91200008: csrw mtvec, t0 */ 0x30529073, + /* 0x9120000C: csrr a0, misa */ 0x301012F3, + /* 0x91200010: lui t0, 0x1 */ 0x000012B7, + /* 0x91200014: slli t0, t0, 1 */ 0x00129293, + /* 0x91200018: and t0, a0, t0 */ 0x005572B3, + /* 0x9120001C: bnez t0, loop */ 0x00511063, + /* entry: */ + /* 0x91200020: addiw t0, zero, 1 */ 0x0010029b, + /* 0x91200024: slli t0, t0, 0x1b */ 0x01b29293, + /* 0x91200028: jr t0 # uboot 0x8000000 */ 0x00028067, + /* loop: */ + /* 0x9120002C: j 0x9120002C # <loop> */ 0x0000006f, + /* trap: */ + /* 0x91200030: j 0x91200030 # <trap> */ 0x0000006f, + }; + + /* copy in the reset vector in little_endian byte order */ + for (int i = 0; i < sizeof(reset_vec) >> 2; i++) { + reset_vec[i] = cpu_to_le32(reset_vec[i]); + } + rom_add_blob_fixed_as("mrom.reset", reset_vec, sizeof(reset_vec), + memmap[K230_DEV_BOOTROM].base, &address_space_memory); + + riscv_boot_info_init(&boot_info, &s->soc.c908_cpu); + + if (machine->kernel_filename && !kernel_entry) { + kernel_start_addr = riscv_calc_kernel_start_addr(&boot_info, + firmware_end_addr); + riscv_load_kernel(machine, &boot_info, kernel_start_addr, + true, NULL); + kernel_entry = boot_info.image_low_addr; + } +} + +static void k230_machine_init(MachineState *machine) +{ + MachineClass *mc = MACHINE_GET_CLASS(machine); + + K230MachineState *s = RISCV_K230_MACHINE(machine); + MemoryRegion *sys_mem = get_system_memory(); + + if (machine->ram_size < mc->default_ram_size) { + char *sz = size_to_str(mc->default_ram_size); + error_report("Invalid RAM size, should be %s", sz); + g_free(sz); + exit(EXIT_FAILURE); + } + + /* Initialize SoC */ + object_initialize_child(OBJECT(machine), "soc", &s->soc, + TYPE_RISCV_K230_SOC); + qdev_realize(DEVICE(&s->soc), NULL, &error_fatal); + + /* Data Memory */ + memory_region_add_subregion(sys_mem, memmap[K230_DEV_DDRC].base, + machine->ram); + + s->machine_done.notify = k230_machine_done; + qemu_add_machine_init_done_notifier(&s->machine_done); +} + +static void k230_machine_instance_init(Object *obj) +{ +} + +static void k230_machine_class_init(ObjectClass *oc, const void *data) +{ + MachineClass *mc = MACHINE_CLASS(oc); + + mc->desc = "RISC-V Board compatible with Kendryte K230 SDK"; + mc->init = k230_machine_init; + mc->default_cpus = 2; + mc->default_ram_id = "riscv.K230.ram"; /* DDR */ + mc->default_ram_size = memmap[K230_DEV_DDRC].size; +} + +static const TypeInfo k230_machine_typeinfo = { + .name = TYPE_RISCV_K230_MACHINE, + .parent = TYPE_MACHINE, + .class_init = k230_machine_class_init, + .instance_init = k230_machine_instance_init, + .instance_size = sizeof(K230MachineState), +}; + +static void k230_machine_init_register_types(void) +{ + type_register_static(&k230_machine_typeinfo); +} + +type_init(k230_machine_init_register_types) diff --git a/hw/riscv/meson.build b/hw/riscv/meson.build index 2a8d5b136c..1e5ce511d4 100644 --- a/hw/riscv/meson.build +++ b/hw/riscv/meson.build @@ -14,5 +14,5 @@ riscv_ss.add(when: 'CONFIG_RISCV_IOMMU', if_true: files( 'riscv-iommu.c', 'riscv-iommu-pci.c', 'riscv-iommu-sys.c', 'riscv-iommu-hpm.c')) riscv_ss.add(when: 'CONFIG_MICROBLAZE_V', if_true: files('microblaze-v-generic.c')) riscv_ss.add(when: 'CONFIG_XIANGSHAN_KUNMINGHU', if_true: files('xiangshan_kmh.c')) - +riscv_ss.add(when: 'CONFIG_K230', if_true: files('k230.c')) hw_arch += {'riscv': riscv_ss} diff --git a/include/hw/riscv/k230.h b/include/hw/riscv/k230.h new file mode 100644 index 0000000000..3158381e8f --- /dev/null +++ b/include/hw/riscv/k230.h @@ -0,0 +1,149 @@ +/* + * QEMU RISC-V Virt Board Compatible with kendryte K230 SDK + * + * Copyright (c) 2025 Chao Liu <[email protected]> + * SPDX-License-Identifier: GPL-2.0-or-later + * + * Provides a board compatible with the kendryte K230 SDK + * + * Documentation: K230_Technical_Reference_Manual_V0.3.1_20241118.pdf + * + * For more information, see <https://www.kendryte.com/en/proDetail/230> + * + * 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_K230_H +#define HW_K230_H + +#include "hw/boards.h" +#include "hw/riscv/riscv_hart.h" + +#define C908_CPU_HARTID (0) + +#define TYPE_RISCV_K230_SOC "riscv.k230.soc" +#define RISCV_K230_SOC(obj) \ + OBJECT_CHECK(K230SoCState, (obj), TYPE_RISCV_K230_SOC) + +typedef struct K230SoCState { + /*< private >*/ + DeviceState parent_obj; + + /*< public >*/ + RISCVHartArrayState c908_cpu; /* Small core */ + + MemoryRegion sram; + MemoryRegion bootrom; + + DeviceState *c908_plic; +} K230SoCState; + +#define TYPE_RISCV_K230_MACHINE MACHINE_TYPE_NAME("k230") +#define RISCV_K230_MACHINE(obj) \ + OBJECT_CHECK(K230MachineState, (obj), TYPE_RISCV_K230_MACHINE) + +typedef struct K230MachineState { + /*< private >*/ + MachineState parent_obj; + + /*< public >*/ + K230SoCState soc; + Notifier machine_done; +} K230MachineState; + +enum { + K230_DEV_DDRC, + K230_DEV_KPU_L2_CACHE, + K230_DEV_SRAM, + K230_DEV_KPU_CFG, + K230_DEV_FFT, + K230_DEV_AI_2D_ENGINE, + K230_DEV_GSDMA, + K230_DEV_DMA, + K230_DEV_DECOMP_GZIP, + K230_DEV_NON_AI_2D, + K230_DEV_ISP, + K230_DEV_DEWARP, + K230_DEV_RX_CSI, + K230_DEV_H264, + K230_DEV_2P5D, + K230_DEV_VO, + K230_DEV_VO_CFG, + K230_DEV_3D_ENGINE, + K230_DEV_PMU, + K230_DEV_RTC, + K230_DEV_CMU, + K230_DEV_RMU, + K230_DEV_BOOT, + K230_DEV_PWR, + K230_DEV_MAILBOX, + K230_DEV_IOMUX, + K230_DEV_TIMER, + K230_DEV_WDT0, + K230_DEV_WDT1, + K230_DEV_TS, + K230_DEV_HDI, + K230_DEV_STC, + K230_DEV_BOOTROM, + K230_DEV_SECURITY, + K230_DEV_UART0, + K230_DEV_UART1, + K230_DEV_UART2, + K230_DEV_UART3, + K230_DEV_UART4, + K230_DEV_I2C0, + K230_DEV_I2C1, + K230_DEV_I2C2, + K230_DEV_I2C3, + K230_DEV_I2C4, + K230_DEV_PWM, + K230_DEV_GPIO0, + K230_DEV_GPIO1, + K230_DEV_ADC, + K230_DEV_CODEC, + K230_DEV_I2S, + K230_DEV_USB0, + K230_DEV_USB1, + K230_DEV_SD0, + K230_DEV_SD1, + K230_DEV_QSPI0, + K230_DEV_QSPI1, + K230_DEV_SPI, + K230_DEV_HI_SYS_CFG, + K230_DEV_DDRC_CFG, + K230_DEV_FLASH, + K230_DEV_PLIC, + K230_DEV_CLINT, +}; + +enum { + K230_UART0_IRQ = 16, + K230_UART1_IRQ = 17, + K230_UART2_IRQ = 18, + K230_UART3_IRQ = 19, + K230_UART4_IRQ = 20, +}; + +/* + * Integrates with the interrupt controller (PLIC), + * which can process 208 interrupt external sources + */ +#define K230_PLIC_NUM_SOURCES 208 +#define K230_PLIC_NUM_PRIORITIES 7 +#define K230_PLIC_PRIORITY_BASE 0x00 +#define K230_PLIC_PENDING_BASE 0x1000 +#define K230_PLIC_ENABLE_BASE 0x2000 +#define K230_PLIC_ENABLE_STRIDE 0x80 +#define K230_PLIC_CONTEXT_BASE 0x200000 +#define K230_PLIC_CONTEXT_STRIDE 0x1000 + +#endif -- 2.51.0
