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/*
* Nuvoton NPCM7xx SoC family.
*
* Copyright 2020 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 NPCM7XX_H
#define NPCM7XX_H
#include "hw/boards.h"
#include "hw/adc/npcm7xx_adc.h"
#include "hw/core/split-irq.h"
#include "hw/cpu/a9mpcore.h"
#include "hw/gpio/npcm7xx_gpio.h"
#include "hw/i2c/npcm7xx_smbus.h"
#include "hw/mem/npcm7xx_mc.h"
#include "hw/misc/npcm7xx_clk.h"
#include "hw/misc/npcm7xx_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/net/npcm_gmac.h"
#include "hw/nvram/npcm7xx_otp.h"
#include "hw/timer/npcm7xx_timer.h"
#include "hw/ssi/npcm7xx_fiu.h"
#include "hw/ssi/npcm_pspi.h"
#include "hw/usb/hcd-ehci.h"
#include "hw/usb/hcd-ohci.h"
#include "target/arm/cpu.h"
#include "hw/sd/npcm7xx_sdhci.h"
#define NPCM7XX_MAX_NUM_CPUS (2)
/* The first half of the address space is reserved for DDR4 DRAM. */
#define NPCM7XX_DRAM_BA (0x00000000)
#define NPCM7XX_DRAM_SZ (2 * GiB)
/* Magic addresses for setting up direct kernel booting and SMP boot stubs. */
#define NPCM7XX_LOADER_START (0x00000000) /* Start of SDRAM */
#define NPCM7XX_SMP_LOADER_START (0xffff0000) /* Boot ROM */
#define NPCM7XX_SMP_BOOTREG_ADDR (0xf080013c) /* GCR.SCRPAD */
#define NPCM7XX_GIC_CPU_IF_ADDR (0xf03fe100) /* GIC within A9 */
#define NPCM7XX_BOARD_SETUP_ADDR (0xffff1000) /* Boot ROM */
#define NPCM7XX_NR_PWM_MODULES 2
struct NPCM7xxMachine {
MachineState parent;
/*
* PWM fan splitter. each splitter connects to one PWM output and
* multiple MFT inputs.
*/
SplitIRQ fan_splitter[NPCM7XX_NR_PWM_MODULES *
NPCM7XX_PWM_PER_MODULE];
};
#define TYPE_NPCM7XX_MACHINE MACHINE_TYPE_NAME("npcm7xx")
OBJECT_DECLARE_SIMPLE_TYPE(NPCM7xxMachine, NPCM7XX_MACHINE)
typedef struct NPCM7xxMachineClass {
MachineClass parent;
const char *soc_type;
} NPCM7xxMachineClass;
#define NPCM7XX_MACHINE_CLASS(klass) \
OBJECT_CLASS_CHECK(NPCM7xxMachineClass, (klass), TYPE_NPCM7XX_MACHINE)
#define NPCM7XX_MACHINE_GET_CLASS(obj) \
OBJECT_GET_CLASS(NPCM7xxMachineClass, (obj), TYPE_NPCM7XX_MACHINE)
struct NPCM7xxState {
DeviceState parent;
ARMCPU cpu[NPCM7XX_MAX_NUM_CPUS];
A9MPPrivState a9mpcore;
MemoryRegion sram;
MemoryRegion irom;
MemoryRegion ram3;
MemoryRegion *dram;
NPCM7xxGCRState gcr;
NPCM7xxCLKState clk;
NPCM7xxTimerCtrlState tim[3];
NPCM7xxADCState adc;
NPCM7xxPWMState pwm[NPCM7XX_NR_PWM_MODULES];
NPCM7xxMFTState mft[8];
NPCM7xxOTPState key_storage;
NPCM7xxOTPState fuse_array;
NPCM7xxMCState mc;
NPCM7xxRNGState rng;
NPCM7xxGPIOState gpio[8];
NPCM7xxSMBusState smbus[16];
EHCISysBusState ehci;
OHCISysBusState ohci;
NPCM7xxFIUState fiu[2];
NPCM7xxEMCState emc[2];
NPCMGMACState gmac[2];
NPCM7xxSDHCIState mmc;
NPCMPSPIState pspi[2];
};
#define TYPE_NPCM7XX "npcm7xx"
OBJECT_DECLARE_TYPE(NPCM7xxState, NPCM7xxClass, NPCM7XX)
#define TYPE_NPCM730 "npcm730"
#define TYPE_NPCM750 "npcm750"
typedef struct NPCM7xxClass {
DeviceClass parent;
/* Bitmask of modules that are permanently disabled on this chip. */
uint32_t disabled_modules;
/* Number of CPU cores enabled in this SoC class (may be 1 or 2). */
uint32_t num_cpus;
} NPCM7xxClass;
/**
* npcm7xx_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 NPCM7xx
* derivative and call arm_load_kernel() to set up loading of the kernel, etc.
* into memory, if requested by the user.
*/
void npcm7xx_load_kernel(MachineState *machine, NPCM7xxState *soc);
#endif /* NPCM7XX_H */