aboutsummaryrefslogtreecommitdiffstats
path: root/host/lib/usrp/usrp2/usrp2_regs.hpp
blob: aae0f40fc7125e679276606a53d29a35ca9770b0 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
//
// Copyright 2010-2012 Ettus Research LLC
//
// SPDX-License-Identifier: GPL-3.0
//

#ifndef INCLUDED_USRP2_REGS_HPP
#define INCLUDED_USRP2_REGS_HPP

////////////////////////////////////////////////////////////////////////
// Define slave bases
////////////////////////////////////////////////////////////////////////
#define ROUTER_RAM_BASE     0x4000
#define SPI_BASE            0x5000
#define I2C_BASE            0x5400
#define GPIO_BASE           0x5800
#define READBACK_BASE       0x5C00
#define ETH_BASE            0x6000
#define SETTING_REGS_BASE   0x7000
#define PIC_BASE            0x8000
#define UART_BASE           0x8800
#define ATR_BASE            0x8C00

////////////////////////////////////////////////////////////////////////
// Setting register offsets
////////////////////////////////////////////////////////////////////////
#define SR_MISC       0   // 7 regs
#define SR_USER_REGS  8   // 2
#define SR_TIME64    10   // 6
#define SR_BUF_POOL  16   // 4
#define SR_SPI_CORE  20   // 3
#define SR_RX_FRONT  24   // 5
#define SR_RX_CTRL0  32   // 9
#define SR_RX_DSP0   48   // 7
#define SR_RX_CTRL1  80   // 9
#define SR_RX_DSP1   96   // 7

#define SR_TX_FRONT 128   // ?
#define SR_TX_CTRL  144   // 6
#define SR_TX_DSP   160   // 5

#define SR_GPIO     184
#define SR_UDP_SM   192   // 64

#define U2_REG_SR_ADDR(sr) (SETTING_REGS_BASE + (4 * (sr)))

#define U2_REG_ROUTER_CTRL_PORTS U2_REG_SR_ADDR(SR_BUF_POOL) + 8

/////////////////////////////////////////////////
// SPI Slave Constants
////////////////////////////////////////////////
// Masks for controlling different peripherals
#define SPI_SS_AD9510    1
#define SPI_SS_AD9777    2
#define SPI_SS_RX_DAC    4
#define SPI_SS_RX_ADC    8
#define SPI_SS_RX_DB    16
#define SPI_SS_TX_DAC   32
#define SPI_SS_TX_ADC   64
#define SPI_SS_TX_DB   128
#define SPI_SS_ADS62P44 256 //for usrp2p

/////////////////////////////////////////////////
// Misc Control
////////////////////////////////////////////////
#define U2_REG_MISC_CTRL_CLOCK U2_REG_SR_ADDR(0)
#define U2_REG_MISC_CTRL_SERDES U2_REG_SR_ADDR(1)
#define U2_REG_MISC_CTRL_ADC U2_REG_SR_ADDR(2)
#define U2_REG_MISC_CTRL_LEDS U2_REG_SR_ADDR(3)
#define U2_REG_MISC_CTRL_PHY U2_REG_SR_ADDR(4)
#define U2_REG_MISC_CTRL_DBG_MUX U2_REG_SR_ADDR(5)
#define U2_REG_MISC_CTRL_RAM_PAGE U2_REG_SR_ADDR(6)
#define U2_REG_MISC_CTRL_FLUSH_ICACHE U2_REG_SR_ADDR(7)
#define U2_REG_MISC_CTRL_LED_SRC U2_REG_SR_ADDR(8)

#define U2_FLAG_MISC_CTRL_SERDES_ENABLE 8
#define U2_FLAG_MISC_CTRL_SERDES_PRBSEN 4
#define U2_FLAG_MISC_CTRL_SERDES_LOOPEN 2
#define U2_FLAG_MISC_CTRL_SERDES_RXEN   1

#define U2_FLAG_MISC_CTRL_ADC_ON  0x0F
#define U2_FLAG_MISC_CTRL_ADC_OFF 0x00

/////////////////////////////////////////////////
// Readback regs
////////////////////////////////////////////////
#define U2_REG_STATUS READBACK_BASE + 4*8
#define U2_REG_GPIO_RB READBACK_BASE + 4*9
#define U2_REG_TIME64_HI_RB_IMM READBACK_BASE + 4*10
#define U2_REG_TIME64_LO_RB_IMM READBACK_BASE + 4*11
#define U2_REG_COMPAT_NUM_RB READBACK_BASE + 4*12
#define U2_REG_IRQ_RB READBACK_BASE + 4*13
#define U2_REG_TIME64_HI_RB_PPS READBACK_BASE + 4*14
#define U2_REG_TIME64_LO_RB_PPS READBACK_BASE + 4*15

#endif /* INCLUDED_USRP2_REGS_HPP */