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# SPDX-License-Identifier: MIT
from ..utils import *
from enum import IntEnum
### NOTE: This is "MSR10j" (M1 Max), and there definitely *ARE* differences from M1
class R_IRQS(Register32):
DONE = 0
DBGSTS_ERROR = 1
READ_ERROR = 3
# This doesn't actually trigger on bad IOVAs?
WRITE_ERROR_MAYBE = 4
DECOMPRESSION_ERROR = 9
CONTEXT_SWITCH = 10
_BIT11 = 11
AXI_ERROR = 12
_BIT13 = 13
class E_ROTATE(IntEnum):
# clockwise rotations
ROT_0 = 0
ROT_90 = 1
ROT_180 = 2
ROT_270 = 3
class R_FLIP_ROTATE(Register32):
ROTATE = 1, 0, E_ROTATE
FLIP_UPDOWN = 2
FLIP_LEFTRIGHT = 3
class R_SCALE_FLAGS(Register32):
EN = 0
MAKE_THE_OUTPUT_YELLOW = 1
# only when bit1 is set, only on H scaling
MAKE_A_BLUE_LINE_APPEAR = 4
class ScalerMainRegs(RegMap):
# on startup 1 will be written followed by 0
# but it's not clear if that actually does anything
HW_VERSION = 0x00000, Register32
# bit0 = normal, bit1 = apiodma related
# if things are reset here, reading all other regs will *HANG*
RESET = 0x00004, Register32
# can set 0x1f00
RESET_APIODMA_RELATED = 0x00008, Register32
IS_RUNNING = 0x0000c, Register32
# writable, can set to 0xfff
REG_0x10 = 0x00010, Register32
REGISTER_FIFO_AVAILABILITY = 0x00014, Register32
# XNU sets 0x121b, we can at most set 0x3e1b
IRQ_ENABLE = 0x00018, R_IRQS
MSR_GLBL_IRQSTS = 0x0001c, R_IRQS
FRAME_COUNT = 0x00020, Register32
# can set 7
REG_0x58 = 0x00058, Register32
# can set 0xffff
REG_0x74 = 0x00074, Register32
# 1, or 3 if readonly??
START = 0x00080, Register32
# can set all bits
REG_0x84 = 0x00084, Register32
# can set all bits
REG_0x88 = 0x00088, Register32
# can set 0x8000ffff
REG_0x8c = 0x0008c, Register32
# can set all bits
REG_0x98 = 0x00098, Register32
# 0x3f3d?
MSR_CTRL_DBGSTS = 0x0009c, Register32
# can set 3
REG_0xa0 = 0x000a0, Register32
PROFILING_RELATED = 0x000a4, Register32
# Can set bits 0/1/2
# Does something breaking horizontal scaling
# bit2 seems to affect alpha output
PIXEL_AVERAGING = 0x000e4, Register32
TRANSFORM_ID = 0x00110, Register32
RDMA_THING0 = 0x00180, Register32
RDMA_THING1 = 0x00184, Register32
RDMA_THING2 = 0x00188, Register32
RDMA_THING3 = 0x0018c, Register32
RDMA_THING4 = 0x00190, Register32
# there's probably another source plane existing?
SRC_PLANE0_LO = 0x00198, Register32
SRC_PLANE0_HI = 0x0019c, Register32
SRC_PLANE1_LO = 0x001a0, Register32
SRC_PLANE1_HI = 0x001a4, Register32
SRC_PLANE2_LO = 0x001a8, Register32
SRC_PLANE2_HI = 0x001ac, Register32
SRC_PLANE0_COMPRESSEDTHING_LO = 0x001b8, Register32
SRC_PLANE0_COMPRESSEDTHING_HI = 0x001bc, Register32
SRC_PLANE1_COMPRESSEDTHING_LO = 0x001c0, Register32
SRC_PLANE1_COMPRESSEDTHING_HI = 0x001c4, Register32
SRC_PLANE2_COMPRESSEDTHING_LO = 0x001c8, Register32
SRC_PLANE2_COMPRESSEDTHING_HI = 0x001cc, Register32
SRC_PLANE0_STRIDE = 0x001d8, Register32
SRC_PLANE1_STRIDE = 0x001dc, Register32
SRC_PLANE2_STRIDE = 0x001e0, Register32
# seems to be in "pixels"
SRC_PLANE0_OFFSET = 0x001e8, Register32
SRC_PLANE1_OFFSET = 0x001ec, Register32
SRC_PLANE2_OFFSET = 0x001f0, Register32
SRC_SWIZZLE = 0x001f8, Register32
SRC_W = 0x001fc, Register32
SRC_H = 0x00200, Register32
CACHE_HINTS_THING0 = irange(0x00204, 4, 4), Register32
CACHE_HINTS_THING1 = irange(0x00214, 4, 4), Register32
TUNABLES_THING0 = irange(0x00224, 4, 4), Register32
SRC_SIZE_THING2 = 0x00234, Register32
SRC_SIZE_THING3 = 0x00238, Register32
SRC_SIZE_THING4 = 0x0023c, Register32
SRC_SIZE_THING5 = 0x00244, Register32
SRC_SIZE_THING6 = 0x00248, Register32
SRC_SIZE_THING7 = 0x0024c, Register32
WDMA_THING0 = 0x00280, Register32
WDMA_THING1 = 0x00284, Register32
WDMA_THING2 = 0x00288, Register32
WDMA_THING3 = 0x0028c, Register32
DST_PLANE0_LO = 0x00290, Register32
DST_PLANE0_HI = 0x00294, Register32
DST_PLANE1_LO = 0x00298, Register32
DST_PLANE1_HI = 0x0029c, Register32
DST_PLANE2_LO = 0x002a0, Register32
DST_PLANE2_HI = 0x002a4, Register32
DST_PLANE0_COMPRESSEDTHING_LO = 0x002a8, Register32
DST_PLANE0_COMPRESSEDTHING_HI = 0x002ac, Register32
DST_PLANE1_COMPRESSEDTHING_LO = 0x002b0, Register32
DST_PLANE1_COMPRESSEDTHING_HI = 0x002b4, Register32
DST_PLANE2_COMPRESSEDTHING_LO = 0x002b8, Register32
DST_PLANE2_COMPRESSEDTHING_HI = 0x002bc, Register32
DST_PLANE0_STRIDE = 0x002c0, Register32
DST_PLANE1_STRIDE = 0x002c4, Register32
DST_PLANE2_STRIDE = 0x002c8, Register32
DST_PLANE0_OFFSET = 0x002cc, Register32
DST_PLANE1_OFFSET = 0x002d0, Register32
DST_PLANE2_OFFSET = 0x002d4, Register32
DST_SWIZZLE = 0x002d8, Register32
DST_W = 0x002dc, Register32
DST_H = 0x002e0, Register32
# uhh is there a macos bug with these? last val always overwritten
CACHE_HINTS_THING2 = irange(0x002e4, 3, 4), Register32
CACHE_HINTS_THING3 = irange(0x002f0, 3, 4), Register32
TUNABLES_THING1 = irange(0x002fc, 3, 4), Register32
DST_SIZE_THING2 = 0x00308, Register32
DST_SIZE_THING3 = 0x0030c, Register32
DST_SIZE_THING4 = 0x00310, Register32
DST_SIZE_THING5 = 0x00314, Register32
DST_SIZE_THING6 = 0x00318, Register32
DST_SIZE_THING7 = 0x0031c, Register32
FLIP_ROTATE = 0x00380, R_FLIP_ROTATE
# can set bit 0/1
# the output obviously changes when this is set
PSEUDO_LINEAR_SCALING = 0x00480, Register32
SCALE_V_FLAGS = 0x01000, R_SCALE_FLAGS
# No idea what a DDA is? Q1.22 or U1.22 (23 bits total)
# Also macOS doesn't touch a bunch of the V ones (uses H instead???)
SCALE_V_DDA_THING0 = 0x01004, Register32
SCALE_V_DDA_THING1 = 0x01008, Register32
# Q4.22 or U4.22 (26 bits total)
SCALE_V_RATIO_0 = 0x0100c, Register32
SCALE_V_RATIO_1 = 0x01010, Register32
SCALE_V_RATIO_2 = 0x01014, Register32
SCALE_V_RATIO_3 = 0x01018, Register32
SCALE_V_DDA_THING2 = 0x0101c, Register32
SCALE_V_RATIO_4 = 0x01020, Register32
SCALE_V_RATIO_5 = 0x01024, Register32
# 9 taps, 32 phases polyphase resampling filter
# Q4.12 (16-bit total) fixed point filter coeffs
# packed into 32-bit registers, 3 sets of filters total (chroma/luma/alpha??)
# exact ordering and arithmetic performed not yet clear
SCALE_FILTER_V_BLOCK0 = irange(0x01400, 9 * 32, 4), Register32
SCALE_FILTER_V_BLOCK1 = irange(0x01c00, 9 * 32 // 2, 4), Register32
SCALE_H_FLAGS = 0x02000, R_SCALE_FLAGS
# No idea what a DDA is? Q1.22 or U1.22 (23 bits total)
SCALE_H_DDA_THING0 = 0x02004, Register32
SCALE_H_DDA_THING1 = 0x02008, Register32
# Q4.22 or U4.22 (26 bits total)
SCALE_H_RATIO_0 = 0x0200c, Register32
SCALE_H_RATIO_1 = 0x02010, Register32
SCALE_H_RATIO_2 = 0x02014, Register32
SCALE_H_RATIO_3 = 0x02018, Register32
SCALE_H_DDA_THING2 = 0x0201c, Register32
SCALE_H_RATIO_4 = 0x02020, Register32
SCALE_H_RATIO_5 = 0x02024, Register32
# 15 taps, 32 phases polyphase resampling filter
SCALE_FILTER_H_BLOCK0 = irange(0x02400, 15 * 32, 4), Register32
SCALE_FILTER_H_BLOCK1 = irange(0x02c00, 15 * 32 // 2, 4), Register32
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