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Diffstat (limited to 'include/hw/arm/npcm8xx.h')
| -rw-r--r-- | include/hw/arm/npcm8xx.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/include/hw/arm/npcm8xx.h b/include/hw/arm/npcm8xx.h new file mode 100644 index 0000000000..9812e6fa7e --- /dev/null +++ b/include/hw/arm/npcm8xx.h @@ -0,0 +1,127 @@ +/* + * Nuvoton NPCM8xx SoC family. + * + * Copyright 2022 Google LLC + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that 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. + */ +#ifndef NPCM8XX_H +#define NPCM8XX_H + +#include "hw/adc/npcm7xx_adc.h" +#include "hw/core/split-irq.h" +#include "hw/cpu/cluster.h" +#include "hw/gpio/npcm7xx_gpio.h" +#include "hw/i2c/npcm7xx_smbus.h" +#include "hw/intc/arm_gic_common.h" +#include "hw/mem/npcm7xx_mc.h" +#include "hw/misc/npcm_clk.h" +#include "hw/misc/npcm_gcr.h" +#include "hw/misc/npcm7xx_mft.h" +#include "hw/misc/npcm7xx_pwm.h" +#include "hw/misc/npcm7xx_rng.h" +#include "hw/net/npcm7xx_emc.h" +#include "hw/nvram/npcm7xx_otp.h" +#include "hw/sd/npcm7xx_sdhci.h" +#include "hw/timer/npcm7xx_timer.h" +#include "hw/ssi/npcm7xx_fiu.h" +#include "hw/usb/hcd-ehci.h" +#include "hw/usb/hcd-ohci.h" +#include "target/arm/cpu.h" + +#define NPCM8XX_MAX_NUM_CPUS (4) + +/* The first half of the address space is reserved for DDR4 DRAM. */ +#define NPCM8XX_DRAM_BA (0x00000000) +#define NPCM8XX_DRAM_SZ (2 * GiB) + +/* Magic addresses for setting up direct kernel booting and SMP boot stubs. */ +#define NPCM8XX_LOADER_START (0x00000000) /* Start of SDRAM */ +#define NPCM8XX_SMP_LOADER_START (0xffff0000) /* Boot ROM */ +#define NPCM8XX_SMP_BOOTREG_ADDR (0xf080013c) /* GCR.SCRPAD */ +#define NPCM8XX_BOARD_SETUP_ADDR (0xffff1000) /* Boot ROM */ + +#define NPCM8XX_NR_PWM_MODULES 3 + +struct NPCM8xxMachine { + MachineState parent_obj; + + /* + * PWM fan splitter. each splitter connects to one PWM output and + * multiple MFT inputs. + */ + SplitIRQ fan_splitter[NPCM8XX_NR_PWM_MODULES * + NPCM7XX_PWM_PER_MODULE]; +}; + + +struct NPCM8xxMachineClass { + MachineClass parent_class; + + const char *soc_type; +}; + +#define TYPE_NPCM8XX_MACHINE MACHINE_TYPE_NAME("npcm8xx") +OBJECT_DECLARE_TYPE(NPCM8xxMachine, NPCM8xxMachineClass, NPCM8XX_MACHINE) + +struct NPCM8xxState { + DeviceState parent_obj; + + ARMCPU cpu[NPCM8XX_MAX_NUM_CPUS]; + CPUClusterState cpu_cluster; + GICState gic; + + MemoryRegion sram; + MemoryRegion irom; + MemoryRegion ram3; + MemoryRegion *dram; + + NPCMGCRState gcr; + NPCMCLKState clk; + NPCM7xxTimerCtrlState tim[3]; + NPCM7xxADCState adc; + NPCM7xxPWMState pwm[NPCM8XX_NR_PWM_MODULES]; + NPCM7xxMFTState mft[8]; + NPCM7xxOTPState fuse_array; + NPCM7xxMCState mc; + NPCM7xxRNGState rng; + NPCM7xxGPIOState gpio[8]; + NPCM7xxSMBusState smbus[27]; + EHCISysBusState ehci[2]; + OHCISysBusState ohci[2]; + NPCM7xxFIUState fiu[3]; + NPCM7xxSDHCIState mmc; +}; + +struct NPCM8xxClass { + DeviceClass parent_class; + + /* Bitmask of modules that are permanently disabled on this chip. */ + uint32_t disabled_modules; + /* Number of CPU cores enabled in this SoC class. */ + uint32_t num_cpus; +}; + +#define TYPE_NPCM8XX "npcm8xx" +OBJECT_DECLARE_TYPE(NPCM8xxState, NPCM8xxClass, NPCM8XX) + +/** + * npcm8xx_load_kernel - Loads memory with everything needed to boot + * @machine - The machine containing the SoC to be booted. + * @soc - The SoC containing the CPU to be booted. + * + * This will set up the ARM boot info structure for the specific NPCM8xx + * derivative and call arm_load_kernel() to set up loading of the kernel, etc. + * into memory, if requested by the user. + */ +void npcm8xx_load_kernel(MachineState *machine, NPCM8xxState *soc); + +#endif /* NPCM8XX_H */ |