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//
// Copyright 2014 Ettus Research 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 3 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.
//
// 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 INCLUDED_N230_FW_HOST_IFACE_H
#define INCLUDED_N230_FW_HOST_IFACE_H
#include <stdint.h>
/*!
* Structs and constants for N230 communication between firmware and host.
* This header is shared by the firmware and host code.
* Therefore, this header may only contain valid C code.
*/
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------
// Ethernet related
//
#define N230_DEFAULT_ETH0_MAC {0x00, 0x50, 0xC2, 0x85, 0x3f, 0xff}
#define N230_DEFAULT_ETH1_MAC {0x00, 0x50, 0xC2, 0x85, 0x3f, 0x33}
#define N230_DEFAULT_ETH0_IP (192 << 24 | 168 << 16 | 10 << 8 | 2 << 0)
#define N230_DEFAULT_ETH1_IP (192 << 24 | 168 << 16 | 20 << 8 | 2 << 0)
#define N230_DEFAULT_ETH0_MASK (255 << 24 | 255 << 16 | 255 << 8 | 0 << 0)
#define N230_DEFAULT_ETH1_MASK (255 << 24 | 255 << 16 | 255 << 8 | 0 << 0)
#define N230_DEFAULT_GATEWAY (192 << 24 | 168 << 16 | 10 << 8 | 1 << 0)
#define N230_FW_COMMS_UDP_PORT 49152
#define N230_FW_COMMS_CVITA_PORT 49153
#define N230_FW_COMMS_FLASH_PROG_PORT 49154
//
//--------------------------------------------------
//--------------------------------------------------
// Memory shared with host
//
#define N230_FW_HOST_SHMEM_BASE_ADDR 0x10000
#define N230_FW_HOST_SHMEM_RW_BASE_ADDR 0x1000C
#define N230_FW_HOST_SHMEM_NUM_WORDS (sizeof(n230_host_shared_mem_data_t)/sizeof(uint32_t))
#define N230_FW_HOST_SHMEM_MAX_ADDR \
(N230_FW_HOST_SHMEM_BASE_ADDR + ((N230_FW_HOST_SHMEM_NUM_WORDS - 1) * sizeof(uint32_t)))
#define N230_FW_HOST_SHMEM_OFFSET(member) \
(N230_FW_HOST_SHMEM_BASE_ADDR + ((uint32_t)offsetof(n230_host_shared_mem_data_t, member)))
//The shared memory block can only be accessed on 32-bit boundaries
typedef struct { //All fields must be 32-bit wide to avoid packing directives
//Read-Only fields (N230_FW_HOST_SHMEM_BASE_ADDR)
uint32_t fw_compat_num; //Compat number must be at offset 0
uint32_t fw_version_hash;
uint32_t claim_status;
//Read-Write fields (N230_FW_HOST_SHMEM_RW_BASE_ADDR)
uint32_t scratch;
uint32_t claim_time;
uint32_t claim_src;
} n230_host_shared_mem_data_t;
typedef union
{
uint32_t buff[N230_FW_HOST_SHMEM_NUM_WORDS];
n230_host_shared_mem_data_t data;
} n230_host_shared_mem_t;
#define N230_FW_PRODUCT_ID 1
#define N230_FW_COMPAT_NUM_MAJOR 32
#define N230_FW_COMPAT_NUM_MINOR 0
#define N230_FW_COMPAT_NUM (((N230_FW_COMPAT_NUM_MAJOR & 0xFF) << 16) | (N230_FW_COMPAT_NUM_MINOR & 0xFFFF))
//
//--------------------------------------------------
//--------------------------------------------------
// Flash read-write interface for host
//
#define N230_FLASH_COMM_FLAGS_ACK 0x00000001
#define N230_FLASH_COMM_FLAGS_CMD_MASK 0x00000FF0
#define N230_FLASH_COMM_FLAGS_ERROR_MASK 0xFF000000
#define N230_FLASH_COMM_CMD_READ_NV_DATA 0x00000010
#define N230_FLASH_COMM_CMD_WRITE_NV_DATA 0x00000020
#define N230_FLASH_COMM_CMD_READ_FPGA 0x00000030
#define N230_FLASH_COMM_CMD_WRITE_FPGA 0x00000040
#define N230_FLASH_COMM_CMD_ERASE_FPGA 0x00000050
#define N230_FLASH_COMM_ERR_PKT_ERROR 0x80000000
#define N230_FLASH_COMM_ERR_CMD_ERROR 0x40000000
#define N230_FLASH_COMM_ERR_SIZE_ERROR 0x20000000
#define N230_FLASH_COMM_MAX_PAYLOAD_SIZE 128
typedef struct
{
uint32_t flags;
uint32_t seq;
uint32_t offset;
uint32_t size;
uint8_t data[N230_FLASH_COMM_MAX_PAYLOAD_SIZE];
} n230_flash_prog_t;
//
//--------------------------------------------------
#define N230_HW_REVISION_COMPAT 1
#define N230_HW_REVISION_MIN 1
#define N230_CLAIMER_TIMEOUT_IN_MS 2000
#ifdef __cplusplus
}
#endif
#endif /* INCLUDED_N230_FW_HOST_IFACE_H */
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