include/zircon/driver-config.h

// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#pragma once

// BOOTDATA_KERNEL_DRIVER bootdata types
#define KDRV_ARM_PSCI           0x49435350  // 'PSCI'
#define KDRV_ARM_GIC_V2         0x32434947  // 'GIC2'
#define KDRV_ARM_GIC_V3         0x33434947  // 'GIC3'
#define KDRV_ARM_GENERIC_TIMER  0x4D495441  // 'ATIM'
#define KDRV_PL011_UART         0x55304C50  // 'PL0U'
#define KDRV_AMLOGIC_UART       0x554C4D41  // 'AMLU'
#define KDRV_NXP_IMX_UART       0x55584D49  // 'IMXU'
#define KDRV_HISILICON_POWER    0x4F505348  // 'HSPO'
#define KDRV_AMLOGIC_HDCP       0x484C4D41  // 'AMLH'

// kernel driver struct that can be used for simple drivers
// used by KDRV_PL011_UART, KDRV_AMLOGIC_UART and KDRV_NXP_IMX_UART
typedef struct {
    uint64_t mmio_phys;
    uint32_t irq;
} dcfg_simple_t;

// for KDRV_ARM_PSCI
typedef struct {
    bool use_hvc;
    uint64_t shutdown_args[3];
    uint64_t reboot_args[3];
    uint64_t reboot_bootloader_args[3];
    uint64_t reboot_recovery_args[3];
} dcfg_arm_psci_driver_t;

// for KDRV_ARM_GIC_V2
typedef struct {
    uint64_t mmio_phys;
    uint64_t msi_frame_phys;
    uint64_t gicd_offset;
    uint64_t gicc_offset;
    uint64_t gich_offset;
    uint64_t gicv_offset;
    uint32_t ipi_base;
    bool optional;
    bool use_msi;
} dcfg_arm_gicv2_driver_t;

// for KDRV_ARM_GIC_V3
typedef struct {
    uint64_t mmio_phys;
    uint64_t gicd_offset;
    uint64_t gicr_offset;
    uint64_t gicr_stride;
    uint64_t mx8_gpr_phys;
    uint32_t ipi_base;
    bool optional;
} dcfg_arm_gicv3_driver_t;

// for KDRV_ARM_GENERIC_TIMER
typedef struct {
    uint32_t irq_phys;
    uint32_t irq_virt;
    uint32_t irq_sphys;
    uint32_t freq_override;
} dcfg_arm_generic_timer_driver_t;

// for KDRV_HISILICON_POWER
typedef struct {
    uint64_t sctrl_phys;
    uint64_t pmu_phys;
} dcfg_hisilicon_power_driver_t;

// for KDRV_AMLOGIC_HDCP
typedef struct {
    uint64_t preset_phys;
    uint64_t hiu_phys;
    uint64_t hdmitx_phys;
} dcfg_amlogic_hdcp_driver_t;