Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

Open Menu /arch/unicore32/include/mach/regs-umal.h 
  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
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
/*
 * PKUnity Ultra Media Access Layer (UMAL) Ethernet MAC Registers
 */

/* MAC module of UMAL */
/* UMAL's MAC module includes G/MII interface, several additional PHY
 * interfaces, and MAC control sub-layer, which provides support for control
 * frames (e.g. PAUSE frames).
 */
/*
 * TX/RX reset and control UMAL_CFG1
 */
#define UMAL_CFG1		(PKUNITY_UMAL_BASE + 0x0000)
/*
 * MAC interface mode control UMAL_CFG2
 */
#define UMAL_CFG2		(PKUNITY_UMAL_BASE + 0x0004)
/*
 * Inter Packet/Frame Gap UMAL_IPGIFG
 */
#define UMAL_IPGIFG		(PKUNITY_UMAL_BASE + 0x0008)
/*
 * Collision retry or backoff UMAL_HALFDUPLEX
 */
#define UMAL_HALFDUPLEX		(PKUNITY_UMAL_BASE + 0x000c)
/*
 * Maximum Frame Length UMAL_MAXFRAME
 */
#define UMAL_MAXFRAME		(PKUNITY_UMAL_BASE + 0x0010)
/*
 * Test Regsiter UMAL_TESTREG
 */
#define UMAL_TESTREG		(PKUNITY_UMAL_BASE + 0x001c)
/*
 * MII Management Configure UMAL_MIICFG
 */
#define UMAL_MIICFG		(PKUNITY_UMAL_BASE + 0x0020)
/*
 * MII Management Command UMAL_MIICMD
 */
#define UMAL_MIICMD		(PKUNITY_UMAL_BASE + 0x0024)
/*
 * MII Management Address UMAL_MIIADDR
 */
#define UMAL_MIIADDR		(PKUNITY_UMAL_BASE + 0x0028)
/*
 * MII Management Control UMAL_MIICTRL
 */
#define UMAL_MIICTRL		(PKUNITY_UMAL_BASE + 0x002c)
/*
 * MII Management Status UMAL_MIISTATUS
 */
#define UMAL_MIISTATUS		(PKUNITY_UMAL_BASE + 0x0030)
/*
 * MII Management Indicator UMAL_MIIIDCT
 */
#define UMAL_MIIIDCT		(PKUNITY_UMAL_BASE + 0x0034)
/*
 * Interface Control UMAL_IFCTRL
 */
#define UMAL_IFCTRL		(PKUNITY_UMAL_BASE + 0x0038)
/*
 * Interface Status UMAL_IFSTATUS
 */
#define UMAL_IFSTATUS		(PKUNITY_UMAL_BASE + 0x003c)
/*
 * MAC address (high 4 bytes) UMAL_STADDR1
 */
#define UMAL_STADDR1		(PKUNITY_UMAL_BASE + 0x0040)
/*
 * MAC address (low 2 bytes) UMAL_STADDR2
 */
#define UMAL_STADDR2		(PKUNITY_UMAL_BASE + 0x0044)

/* FIFO MODULE OF UMAL */
/* UMAL's FIFO module provides data queuing for increased system level
 * throughput
 */
#define UMAL_FIFOCFG0		(PKUNITY_UMAL_BASE + 0x0048)
#define UMAL_FIFOCFG1		(PKUNITY_UMAL_BASE + 0x004c)
#define UMAL_FIFOCFG2		(PKUNITY_UMAL_BASE + 0x0050)
#define UMAL_FIFOCFG3		(PKUNITY_UMAL_BASE + 0x0054)
#define UMAL_FIFOCFG4		(PKUNITY_UMAL_BASE + 0x0058)
#define UMAL_FIFOCFG5		(PKUNITY_UMAL_BASE + 0x005c)
#define UMAL_FIFORAM0		(PKUNITY_UMAL_BASE + 0x0060)
#define UMAL_FIFORAM1		(PKUNITY_UMAL_BASE + 0x0064)
#define UMAL_FIFORAM2		(PKUNITY_UMAL_BASE + 0x0068)
#define UMAL_FIFORAM3		(PKUNITY_UMAL_BASE + 0x006c)
#define UMAL_FIFORAM4		(PKUNITY_UMAL_BASE + 0x0070)
#define UMAL_FIFORAM5		(PKUNITY_UMAL_BASE + 0x0074)
#define UMAL_FIFORAM6		(PKUNITY_UMAL_BASE + 0x0078)
#define UMAL_FIFORAM7		(PKUNITY_UMAL_BASE + 0x007c)

/* MAHBE MODULE OF UMAL */
/* UMAL's MAHBE module interfaces to the host system through 32-bit AHB Master
 * and Slave ports.Registers within the M-AHBE provide Control and Status
 * information concerning these transfers.
 */
/*
 * Transmit Control UMAL_DMATxCtrl
 */
#define UMAL_DMATxCtrl		(PKUNITY_UMAL_BASE + 0x0180)
/*
 * Pointer to TX Descripter UMAL_DMATxDescriptor
 */
#define UMAL_DMATxDescriptor	(PKUNITY_UMAL_BASE + 0x0184)
/*
 * Status of Tx Packet Transfers UMAL_DMATxStatus
 */
#define UMAL_DMATxStatus	(PKUNITY_UMAL_BASE + 0x0188)
/*
 * Receive Control UMAL_DMARxCtrl
 */
#define UMAL_DMARxCtrl		(PKUNITY_UMAL_BASE + 0x018c)
/*
 * Pointer to Rx Descriptor UMAL_DMARxDescriptor
 */
#define UMAL_DMARxDescriptor	(PKUNITY_UMAL_BASE + 0x0190)
/*
 * Status of Rx Packet Transfers UMAL_DMARxStatus
 */
#define UMAL_DMARxStatus	(PKUNITY_UMAL_BASE + 0x0194)
/*
 * Interrupt Mask UMAL_DMAIntrMask
 */
#define UMAL_DMAIntrMask	(PKUNITY_UMAL_BASE + 0x0198)
/*
 * Interrupts, read only UMAL_DMAInterrupt
 */
#define UMAL_DMAInterrupt	(PKUNITY_UMAL_BASE + 0x019c)

/*
 * Commands for UMAL_CFG1 register
 */
#define UMAL_CFG1_TXENABLE	FIELD(1, 1, 0)
#define UMAL_CFG1_RXENABLE	FIELD(1, 1, 2)
#define UMAL_CFG1_TXFLOWCTL	FIELD(1, 1, 4)
#define UMAL_CFG1_RXFLOWCTL	FIELD(1, 1, 5)
#define UMAL_CFG1_CONFLPBK	FIELD(1, 1, 8)
#define UMAL_CFG1_RESET		FIELD(1, 1, 31)
#define UMAL_CFG1_CONFFLCTL	(MAC_TX_FLOW_CTL | MAC_RX_FLOW_CTL)

/*
 * Commands for UMAL_CFG2 register
 */
#define UMAL_CFG2_FULLDUPLEX	FIELD(1, 1, 0)
#define UMAL_CFG2_CRCENABLE	FIELD(1, 1, 1)
#define UMAL_CFG2_PADCRC	FIELD(1, 1, 2)
#define UMAL_CFG2_LENGTHCHECK	FIELD(1, 1, 4)
#define UMAL_CFG2_MODEMASK	FMASK(2, 8)
#define UMAL_CFG2_NIBBLEMODE	FIELD(1, 2, 8)
#define UMAL_CFG2_BYTEMODE	FIELD(2, 2, 8)
#define UMAL_CFG2_PREAMBLENMASK	FMASK(4, 12)
#define UMAL_CFG2_DEFPREAMBLEN	FIELD(7, 4, 12)
#define UMAL_CFG2_FD100		(UMAL_CFG2_DEFPREAMBLEN | UMAL_CFG2_NIBBLEMODE \
				| UMAL_CFG2_LENGTHCHECK | UMAL_CFG2_PADCRC \
				| UMAL_CFG2_CRCENABLE | UMAL_CFG2_FULLDUPLEX)
#define UMAL_CFG2_FD1000	(UMAL_CFG2_DEFPREAMBLEN | UMAL_CFG2_BYTEMODE \
				| UMAL_CFG2_LENGTHCHECK | UMAL_CFG2_PADCRC \
				| UMAL_CFG2_CRCENABLE | UMAL_CFG2_FULLDUPLEX)
#define UMAL_CFG2_HD100		(UMAL_CFG2_DEFPREAMBLEN | UMAL_CFG2_NIBBLEMODE \
				| UMAL_CFG2_LENGTHCHECK | UMAL_CFG2_PADCRC \
				| UMAL_CFG2_CRCENABLE)

/*
 * Command for UMAL_IFCTRL register
 */
#define UMAL_IFCTRL_RESET	FIELD(1, 1, 31)

/*
 * Command for UMAL_MIICFG register
 */
#define UMAL_MIICFG_RESET	FIELD(1, 1, 31)

/*
 * Command for UMAL_MIICMD register
 */
#define UMAL_MIICMD_READ	FIELD(1, 1, 0)

/*
 * Command for UMAL_MIIIDCT register
 */
#define UMAL_MIIIDCT_BUSY	FIELD(1, 1, 0)
#define UMAL_MIIIDCT_NOTVALID	FIELD(1, 1, 2)

/*
 * Commands for DMATxCtrl regesters
 */
#define UMAL_DMA_Enable		FIELD(1, 1, 0)

/*
 * Commands for DMARxCtrl regesters
 */
#define UMAL_DMAIntrMask_ENABLEHALFWORD	FIELD(1, 1, 16)

/*
 * Command for DMARxStatus
 */
#define CLR_RX_BUS_ERR		FIELD(1, 1, 3)
#define CLR_RX_OVERFLOW		FIELD(1, 1, 2)
#define CLR_RX_PKT		FIELD(1, 1, 0)

/*
 * Command for DMATxStatus
 */
#define CLR_TX_BUS_ERR		FIELD(1, 1, 3)
#define CLR_TX_UNDERRUN		FIELD(1, 1, 1)
#define CLR_TX_PKT		FIELD(1, 1, 0)

/*
 * Commands for DMAIntrMask and DMAInterrupt register
 */
#define INT_RX_MASK		FIELD(0xd, 4, 4)
#define INT_TX_MASK		FIELD(0xb, 4, 0)

#define INT_RX_BUS_ERR		FIELD(1, 1, 7)
#define INT_RX_OVERFLOW		FIELD(1, 1, 6)
#define INT_RX_PKT		FIELD(1, 1, 4)
#define INT_TX_BUS_ERR		FIELD(1, 1, 3)
#define INT_TX_UNDERRUN		FIELD(1, 1, 1)
#define INT_TX_PKT		FIELD(1, 1, 0)

/*
 * MARCOS of UMAL's descriptors
 */
#define UMAL_DESC_PACKETSIZE_EMPTY	FIELD(1, 1, 31)
#define UMAL_DESC_PACKETSIZE_NONEMPTY	FIELD(0, 1, 31)
#define UMAL_DESC_PACKETSIZE_SIZEMASK	FMASK(12, 0)