kamilsss655/hardware/dp32g030/dma.def

# Copyright 2023 Dual Tachyon
# https://github.com/DualTachyon
#
# 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
#
#     http://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.

[DMA]
@ = 0x40001000, 0x100

CTR = 0x0000
> DMAEN, 0, 1
= DISABLE, 0
= ENABLE, 1

INTEN = 0x0004
> CH0_TC_INTEN, 0, 1
= DISABLE, 0
= ENABLE, 1

> CH1_TC_INTEN, 1, 1
= DISABLE, 0
= ENABLE, 1

> CH2_TC_INTEN, 2, 1
= DISABLE, 0
= ENABLE, 1

> CH3_TC_INTEN, 3, 1
= DISABLE, 0
= ENABLE, 1

> CH0_THC_INTEN, 8, 1
= DISABLE, 0
= ENABLE, 1

> CH1_THC_INTEN, 9, 1
= DISABLE, 0
= ENABLE, 1

> CH2_THC_INTEN, 10, 1
= DISABLE, 0
= ENABLE, 1

> CH3_THC_INTEN, 11, 1
= DISABLE, 0
= ENABLE, 1

INTST = 0x0008
> CH0_TC_INTST, 0, 1
= NOT_SET, 0
= SET, 1

> CH1_TC_INTST, 1, 1
= NOT_SET, 0
= SET, 1

> CH2_TC_INTST, 2, 1
= NOT_SET, 0
= SET, 1

> CH3_TC_INTST, 3, 1
= NOT_SET, 0
= SET, 1

> CH0_THC_INTST, 8, 1
= NOT_SET, 0
= SET, 1

> CH1_THC_INTST, 9, 1
= NOT_SET, 0
= SET, 1

> CH2_THC_INTST, 10, 1
= NOT_SET, 0
= SET, 1

> CH3_THC_INTST, 11, 1
= NOT_SET, 0
= SET, 1

[DMA_CH]
$ = DMA_Channel_t

CTR = 0x0000
> CH_EN, 0, 1
= DISABLE, 0
= ENABLE, 1

> LENGTH, 1, 12

> LOOP, 13, 1
= DISABLE, 0
= ENABLE, 1

> PRI, 14, 2
= LOW, 0
= MEDIUM, 1
= HIGH, 2
= HIGHEST, 3

> SWREQ, 16, 1
= SET, 1

MOD = 0x0004
> MS_ADDMOD, 0, 1
= NONE, 0
= INCREMENT, 1

> MS_SIZE, 1, 2
= 8BIT, 0
= 16BIT, 1
= 32BIT, 2
= KEEP, 3

> MS_SEL, 3, 3
= SRAM, 0
= HSREQ_MS0, 1
= HSREQ_MS1, 2
= HSREQ_MS2, 3
= HSREQ_MS3, 4
= HSREQ_MS4, 5
= HSREQ_MS5, 6
= HSREQ_MS6, 7

> MD_ADDMOD, 8, 1
= NONE, 0
= INCREMENT, 1

> MD_SIZE, 9, 2
= 8BIT, 0
= 16BIT, 1
= 32BIT, 2
= KEEP, 3

> MD_SEL, 11, 3
= SRAM, 0
= HSREQ_MS0, 1
= HSREQ_MS1, 2
= HSREQ_MS2, 3
= HSREQ_MS3, 4
= HSREQ_MS4, 5
= HSREQ_MS5, 6
= HSREQ_MS6, 7

MSADDR = 0x0008
MDADDR = 0x000C
ST = 0x0010

[DMA_CH0]
@ = 0x40001100, 0x20, $DMA_CH

[DMA_CH1]
@ = 0x40001120, 0x20, $DMA_CH

[DMA_CH2]
@ = 0x40001140, 0x20, $DMA_CH

[DMA_CH3]
@ = 0x40001160, 0x20, $DMA_CH