flash.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.

[FLASH]
@ = 0x4006F000, 0x800

CFG = 0x0000
> READ_MD, 0, 1
= 1_CYCLE, 0
= 2_CYCLE, 1

> NVR_SEL, 1, 1
= MAIN, 0
= NVR, 1

> MODE, 2, 3
= READ_AHB, 0
= PROGRAM, 1
= ERASE, 2
= READ_APB, 5

> DEEP_PD, 31, 1
= NORMAL, 0
= LOW_POWER, 1

ADDR = 0x0004
WDATA = 0x0008
RDATA = 0x000C

START = 0x0010
> START, 0, 1
= START, 1

ST = 0x0014
> INIT_BUSY, 0, 1
= COMPLETE, 0
= BUSY, 1

> BUSY, 1, 1
= READY, 0
= BUSY, 1

> PROG_BUF_EMPTY, 2, 1
= NOT_EMPTY, 0
= EMPTY, 1

LOCK = 0x0018
> LOCK, 0, 8
= LOCK, 0x55

UNLOCK = 0x001C
> UNLOCK, 0, 8
= UNLOCK, 0xAA

MASK = 0x0020
> SEL, 0, 2
= NONE, 0
= 2KB, 1
= 4KB, 2
= 8KB, 3

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

ERASETIME = 0x0024
> TERASE, 0, 19
> TRCV, 19, 12

PROGTIME = 0x0028
> TPROG, 0, 11
> TPGS, 11, 11