// Copyright 2022 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

//! Global configuration settings and constants that are shared between the
//! Matcha app and platform.

#![no_std]

pub const CHIP_NAME: &str = "Nexus";
pub const CHIP_CPU_FREQ: u32 = 10_000_000;
pub const CHIP_PERIPH_FREQ: u32 = 2_500_000;

// TODO(aappleby): Shared capsule/command numbers can't go in matcha_capsule
// right now due to some sort of toolchain mismatch that we need to figure out
// later.

pub const CAPSULE_ALARM: usize = 0x00000;
pub const CAPSULE_CONSOLE: usize = 0x00001;
pub const CAPSULE_LLDB: usize = 0x00008;
pub const CAPSULE_DPRINTF: usize = 0x00009;
pub const CAPSULE_STORAGE: usize = 0x50003;
pub const CAPSULE_ELFLOADER: usize = 0x50004;
pub const CAPSULE_MAILBOX: usize = 0x50005;
pub const CAPSULE_SPIFLASH: usize = 0x50006;

pub const CMD_MAILBOX_INIT: usize = 1;
pub const CMD_MAILBOX_SEND: usize = 2;
pub const CMD_MAILBOX_RECV: usize = 3;
pub const CMD_MAILBOX_SEND_PAGE: usize = 4;
pub const CMD_MAILBOX_RECV_PAGE: usize = 5;

pub const CMD_ELFLOADER_BOOT_SEL4: usize = 10;
pub const CMD_DPRINTF_PRINT: usize = 0;

pub const IRQ_UART0_TX_WATERMARK: u32 = 1; // kTopMatchaPlicIrqIdUart0TxWatermark @ top_matcha.h
pub const IRQ_UART0_RX_PARITY_ERR: u32 = 8; // kTopMatchaPlicIrqIdUart0RxParityErr @ top_matcha.h

pub const PLIC_BASE: u32 = 0x48000000; // TOP_MATCHA_RV_PLIC_BASE_ADDR

pub const MAILBOX_BASE: u32 = 0x40800000; // TOP_MATCHA_MAILBOX_SEC_BASE_ADDR
pub const MAILBOX_WTIRQ: u32 = 187; // kTopMatchaPlicIrqIdMailboxSecWtirq
pub const MAILBOX_RTIRQ: u32 = 188; // kTopMatchaPlicIrqIdMailboxSecRtirq
pub const MAILBOX_EIRQ: u32 = 189; // kTopMatchaPlicIrqIdMailboxSecEirq

pub const RV_CORE_IBEX_SEC_CFG_BASE_ADDRESS: u32 = 0x411F_0000; // TOP_MATCHA_RV_CORE_IBEX_SEC_CFG_BASE_ADDRESS

pub const SMC_CTRL_BASE_ADDRESS: u32 = 0x5402_0000;  // TOP_MATCHA_SMC_CTRL_BASE_ADDR

pub const SPI_HOST0_BASE_ADDRESS: u32 = 0x4030_0000; // TOP_MATCHA_SPI_HOST0_BASE_ADDR
pub const SPI_HOST0_SPI_EVENT_IRQ: u32 = 132; // kTopMatchaPlicIrqIdSpiHost0SpiEvent

pub const CMD_STORAGE_INIT: usize = 1;
pub const CMD_STORAGE_GET_NAME: usize = 2;
pub const CMD_STORAGE_FIND_FILE: usize = 3;
pub const CMD_STORAGE_READ_PAGE: usize = 4;

pub const UART0_BASE_ADDRESS: u32 = 0x40000000; // TOP_MATCHA_UART0_BASE_ADDR
pub const UART0_BAUDRATE: u32 = 115200;