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data_offload: Fix AXI register map 

Signed-off-by: David Winter <david.winter@analog.com>
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David Winter 2021-04-20 12:14:31 +02:00 committed by Mihaita Nagy
parent e9e278c898
commit a89d0e6176
2 changed files with 37 additions and 51 deletions
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79
library/data_offload/README.md
View File

@ -264,53 +264,38 @@ into or from the memory.
## Register Map ## Register Map
| WORD | BYTE | BITS | NAME | CLK_DOMAIN | TYPE | DESCRIPTION | | WORD | BYTE | BITS | NAME | TYPE | CLOCK DOMAIN | DESCRIPTION |
|-------:|:--------:|:--------:|:-------------------:|:----------:|:-----:|:-----------------------:| |-------:|:--------:|:--------:|:---------------------:|:-----:|:------------:|:-----------------------:|
| 0x0000 | 0x0000 | | VERSION | SYS | RO | Version number | | 0x0000 | 0x0000 | | `VERSION` | RO | SYS | Version number |
| | | [31:16] | MAJOR | | | | | | | [31:16] | `MAJOR` | | | |
| | | [15: 8] | MINOR | | | | | | | [15: 8] | `MINOR` | | | |
| | | [ 7: 0] | PATCH | | | | | | | [ 7: 0] | `PATCH` | | | |
| 0x0001 | 0x0004 | | PERIPHERAL_ID | SYS | RO | Value of the IP configuration parameter | | 0x0001 | 0x0004 | | `PERIPHERAL_ID` | RO | SYS | Value of the IP configuration parameter |
| 0x0002 | 0x0008 | | SCRATCH | SYS | RW | Scratch register | | 0x0002 | 0x0008 | | `SCRATCH` | RW | SYS | Scratch register |
| 0x0003 | 0x000C | | IDENTIFICATION | SYS | RO | Peripheral identification. Default value: 0x44414F46 - ('D','A','O','F') | | 0x0003 | 0x000C | | `IDENTIFICATION` | RO | SYS | Peripheral identification. Default value: 0x44414F46 - ('D','A','O','F') |
| 0x0004 | 0x0010 | | CONFIGURATION | SYS | RO | Core configuration registers | | 0x0004 | 0x0010 | | `SYNTHESIS_CONFIG` | RO | SYS | Core configuration registers |
| | | [ 2: 2] | MEMORY_TYPE | | | The used storage type (embedded or external) | | | | [ 1: 1] | `TX_OR_RXN_PATH` | | | RX Path => 0, TX => 1 |
| | | [ 1: 1] | TX_PATH | | | TX path synthesized/implemented | | | | [ 0: 0] | `MEMORY_TYPE` | | | The used storage type (embedded => 0 or external => 1) |
| | | [ 0: 0] | RX_PATH | SYS | | RX path synthesized/implemented | | 0x0005 | 0x0014 | | `MEMORY_SIZE_LSB` | RO | SYS | 32bits LSB of the memory size register |
| 0x0005 | 0x0014 | | CONFIG_RX_SIZE_LSB | SYS | RO | 32bits LSB of the receive memory size register | | 0x0006 | 0x0018 | | `MEMORY_SIZE_MSB` | RO | SYS | 2bits MSB of the memory size register |
| 0x0006 | 0x0018 | | CONFIG_RX_SIZE_MSB | SYS | RO | 2bits MSB of the receive memory size register | | | | [ 1: 0] | `MEMORY_SIZE_MSB` | | | |
| | | [ 1: 0] | RX_SIZE_MSB | SYS | | | | 0x0007 | 0x001C | | `TRANSFER_LENGTH` | RW | SRC | Transfer length |
| 0x0007 | 0x001C | | CONFIG_TX_SIZE_LSB | SYS | RO | 32bits LSB of the transmit memory size register | | 0x0020 | 0x0080 | | `MEM_PHY_STATE` | RO | DDR | Status bits of the memory controller IP |
| 0x0008 | 0x0020 | | CONFIG_TX_SIZE_MSB | SYS | RO | 2bits MSB of the transmit memory size register | | | | [ 0: 0] | `CALIB_COMPLETE` | | | Indicates that the memory initialization and calibration have completed successfully |
| | | [ 1: 0] | TX_SIZE_MSB | SYS | | | | 0x0021 | 0x0084 | | `RESETN_OFFLOAD` | RW | DST/SRC | Reset all the internal address registers and state machines |
| 0x0020 | 0x0080 | | MEM_PHY_STATE | DDR | RO | Status bits of the memory controller IP | | | | [ 0: 0] | `RESETN` | | | |
| | | [ 0: 0] | CALIB_COMPLETE | | | Indicates that the memory initialization and calibration have completed successfully | | 0x0022 | 0x0088 | | `CONTROL` | RW | DST | A global control register |
| 0x0021 | 0x0084 | | RESET_OFFLOAD | ALL | RW | Reset all the internal address registers and state machines | | | | [ 1: 1] | `ONESHOT_EN` | | | By default the TX path runs on CYCLIC mode, set this bit to switch it to ONE-SHOT mode |
| | | [ 1: 1] | RESET_TX | | | | | | | [ 0: 0] | `OFFLOAD_BYPASS` | | | Bypass the offload storage, the data path consist just of a CDC FIFO |
| | | [ 0: 0] | RESET_RX | | | | | 0x0040 | 0x0100 | | `SYNC_TRIGGER` | RW1C | SRC | Synchronization setup for RX and TX path |
| 0x0022 | 0x0088 | | RX_CONTROL_REG | RX/RX_DMA | RW | A global control register | | | | [ 0: 0] | `SYNC_TRIGGER` | | | Trigger the data capture |
| | | [ 0: 0] | OFFLOAD_BYPASS | | | Bypass the offload storage, the data path consist just of a CDC FIFO | | 0x0041 | 0x0104 | | `SYNC_CONFIG` | RW | SRC | Synchronization setup |
| 0x0023 | 0x008C | | TX_CONTROL_REG | TX/TX_DMA | RW | A global control register | | | | [ 1: 0] | `SYNC_CONFIG` | | | Auto - '0'; hardware - '1'; software - '2' |
| | | [ 1: 1] | ONESHOT_EN | | | By default the TX path runs on CYCLIC mode, set this bit to switch it to ONE-SHOT mode | | 0x0080 | 0x0200 | | `FSM_DBG` | RO | | Debug register for the offload FSM |
| | | [ 0: 0] | OFFLOAD_BYPASS | | | Bypass the offload storage, the data path consist just of a CDC FIFO | | | | [ 5: 4] | `FSM_STATE_READ` | | SRC | The current state of the read-offload state machine |
| 0x0040 | 0x0100 | | SYNC_OFFLOAD | | RW1P | Synchronization setup for RX and TX path | | | | [ 1: 0] | `FSM_STATE_WRITE` | | DST | The current state of the write-offload state machine |
| | | [ 1: 1] | TX_SYNC | TX | | Synchronize the TX data transfer | | 0x0081 | 0x0204 | | `SAMPLE_COUNT_LSB` | RO | SRC | Stored sample count (32 LSB) |
| | | [ 0: 0] | RX_SYNC | RX | | Synchronize the RX data capture | | 0x0082 | 0x0208 | | `SAMPLE_COUNT_MSB` | RO | SRC | Stored sample count (32 MSB) |
| 0x0041 | 0x0104 | | SYNC_RX_CONFIG | | RW | Synchronization setup for RX path |
| | | [ 1: 0] | SYNC_CONFIG | RX | | Auto - '0'; hardware - '1'; software - '2' |
| 0x0042 | 0x0108 | | SYNC_TX_CONFIG | | RW | Synchronization setup for TX path
| | | [ 1: 0] | SYNC_CONFIG | TX | | Auto - '0'; hardware - '1'; software - '2' |
| 0x0080 | 0x0200 | | RX_FSM_DBG | RX_DMA | RW | Debug register for the RX offload FSM |
| | | [15: 8] | CONTROL_FSM | | | Force the offload state machine into a required state |
| | | [ 7: 0] | FSM_STATE | | | The current state of the offload state machine |
| 0x0081 | 0x0204 | | TX_FSM_DBG | TX_DMA | RW | Debug register for the TX offload FSM |
| | | [16:16] | NO_TLAST | | | This bits gets asserted, if the memory is empty and the DMA trying to read out data |
| | | [15: 8] | CONTROL_FSM | | | Force the offload state machine into a required state |
| | | [ 7: 0] | FSM_STATE | | | The current state of the offload state machine |
| 0x0082 | 0x0204 | | RX_SAMPLE_COUNT_LSB | RX_DMA | RO | Stored sample count for the RX path (32 LSB) |
| 0x0083 | 0x0208 | | RX_SAMPLE_COUNT_MSB | RX_DMA | RO | Stored sample count for the RX path (32 MSB) |
| 0x0084 | 0x020C | | TX_SAMPLE_COUNT_LSB | TX_DMA | RO | Stored sample count for the TX path (32 LSB) |
| 0x0085 | 0x0210 | | TX_SAMPLE_COUNT_MSB | TX_DMA | RO | Stored sample count for the TX path (32 MSB) |
## Clock tree ## Clock tree

9
library/data_offload/data_offload_regmap.v
View File

@ -183,15 +183,16 @@ module data_offload_regmap #(
/* Configuration Register */ /* Configuration Register */
14'h004: up_rdata <= { 14'h004: up_rdata <= {
31'b0, 30'b0,
/* 0 */ MEM_TYPE /* 1 */ TX_OR_RXN_PATH[0],
/* 0 */ MEM_TYPE[0]
}; };
/* Configuration Storage Unit Size LSB Register */ /* Configuration Storage Unit Size LSB Register */
14'h005: up_rdata <= MEM_SIZE[31:0]; 14'h005: up_rdata <= MEM_SIZE[31:0];
/* Configuration Storage Unit Size MSB Register */ /* Configuration Storage Unit Size MSB Register */
14'h006: up_rdata <= { 14'h006: up_rdata <= {
29'b0, 30'b0,
/* 00-01 */ MEM_SIZE[33:32] /* 00-01 */ MEM_SIZE[33:32]
}; };
@ -232,7 +233,7 @@ module data_offload_regmap #(
/* FMS Debug Register */ /* FMS Debug Register */
14'h080: up_rdata <= { 14'h080: up_rdata <= {
16'b0, 24'b0,
/* 07-06 */ 2'b0, /* 07-06 */ 2'b0,
/* 05-04 */ up_rd_fsm_status_s, /* 05-04 */ up_rd_fsm_status_s,
/* 03-02 */ 2'b0, /* 03-02 */ 2'b0,