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drm/msm: import gen_header.py script from Mesa
Import the gen_headers.py script from Mesa, commit b5414e716684
("freedreno/registers: Add license header"). This script will be used to
generate MSM register files on the fly during compilation.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Patchwork: https://patchwork.freedesktop.org/patch/585864/
Link: https://lore.kernel.org/r/20240401-fd-xml-shipped-v5-10-4bdb277a85a1@linaro.org
This commit is contained in:
Dmitry Baryshkov
parent
9cd078bbe5
commit
5acf491196
961
drivers/gpu/drm/msm/registers/gen_header.py
Normal file
961
drivers/gpu/drm/msm/registers/gen_header.py
Normal file
@ -0,0 +1,961 @@
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#!/usr/bin/python3
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#
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# Copyright © 2019-2024 Google, Inc.
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#
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# SPDX-License-Identifier: MIT
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import xml.parsers.expat
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import sys
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import os
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import collections
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import argparse
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import time
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import datetime
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class Error(Exception):
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def __init__(self, message):
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self.message = message
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class Enum(object):
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def __init__(self, name):
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self.name = name
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self.values = []
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def has_name(self, name):
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for (n, value) in self.values:
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if n == name:
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return True
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return False
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def names(self):
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return [n for (n, value) in self.values]
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def dump(self):
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use_hex = False
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for (name, value) in self.values:
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if value > 0x1000:
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use_hex = True
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print("enum %s {" % self.name)
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for (name, value) in self.values:
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if use_hex:
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print("\t%s = 0x%08x," % (name, value))
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else:
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print("\t%s = %d," % (name, value))
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print("};\n")
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def dump_pack_struct(self):
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pass
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class Field(object):
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def __init__(self, name, low, high, shr, type, parser):
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self.name = name
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self.low = low
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self.high = high
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self.shr = shr
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self.type = type
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builtin_types = [ None, "a3xx_regid", "boolean", "uint", "hex", "int", "fixed", "ufixed", "float", "address", "waddress" ]
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maxpos = parser.current_bitsize - 1
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if low < 0 or low > maxpos:
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raise parser.error("low attribute out of range: %d" % low)
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if high < 0 or high > maxpos:
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raise parser.error("high attribute out of range: %d" % high)
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if high < low:
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raise parser.error("low is greater than high: low=%d, high=%d" % (low, high))
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if self.type == "boolean" and not low == high:
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raise parser.error("booleans should be 1 bit fields")
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elif self.type == "float" and not (high - low == 31 or high - low == 15):
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raise parser.error("floats should be 16 or 32 bit fields")
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elif not self.type in builtin_types and not self.type in parser.enums:
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raise parser.error("unknown type '%s'" % self.type)
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def ctype(self, var_name):
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if self.type == None:
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type = "uint32_t"
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val = var_name
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elif self.type == "boolean":
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type = "bool"
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val = var_name
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elif self.type == "uint" or self.type == "hex" or self.type == "a3xx_regid":
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type = "uint32_t"
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val = var_name
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elif self.type == "int":
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type = "int32_t"
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val = var_name
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elif self.type == "fixed":
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type = "float"
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val = "((int32_t)(%s * %d.0))" % (var_name, 1 << self.radix)
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elif self.type == "ufixed":
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type = "float"
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val = "((uint32_t)(%s * %d.0))" % (var_name, 1 << self.radix)
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elif self.type == "float" and self.high - self.low == 31:
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type = "float"
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val = "fui(%s)" % var_name
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elif self.type == "float" and self.high - self.low == 15:
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type = "float"
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val = "_mesa_float_to_half(%s)" % var_name
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elif self.type in [ "address", "waddress" ]:
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type = "uint64_t"
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val = var_name
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else:
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type = "enum %s" % self.type
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val = var_name
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if self.shr > 0:
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val = "(%s >> %d)" % (val, self.shr)
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return (type, val)
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def tab_to(name, value):
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tab_count = (68 - (len(name) & ~7)) // 8
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if tab_count <= 0:
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tab_count = 1
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print(name + ('\t' * tab_count) + value)
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def mask(low, high):
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return ((0xffffffffffffffff >> (64 - (high + 1 - low))) << low)
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def field_name(reg, f):
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if f.name:
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name = f.name.lower()
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else:
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# We hit this path when a reg is defined with no bitset fields, ie.
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# <reg32 offset="0x88db" name="RB_BLIT_DST_ARRAY_PITCH" low="0" high="28" shr="6" type="uint"/>
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name = reg.name.lower()
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if (name in [ "double", "float", "int" ]) or not (name[0].isalpha()):
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name = "_" + name
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return name
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# indices - array of (ctype, stride, __offsets_NAME)
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def indices_varlist(indices):
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return ", ".join(["i%d" % i for i in range(len(indices))])
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def indices_prototype(indices):
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return ", ".join(["%s i%d" % (ctype, idx)
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for (idx, (ctype, stride, offset)) in enumerate(indices)])
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def indices_strides(indices):
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return " + ".join(["0x%x*i%d" % (stride, idx)
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if stride else
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"%s(i%d)" % (offset, idx)
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for (idx, (ctype, stride, offset)) in enumerate(indices)])
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class Bitset(object):
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def __init__(self, name, template):
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self.name = name
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self.inline = False
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if template:
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self.fields = template.fields[:]
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else:
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self.fields = []
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# Get address field if there is one in the bitset, else return None:
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def get_address_field(self):
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for f in self.fields:
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if f.type in [ "address", "waddress" ]:
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return f
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return None
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def dump_regpair_builder(self, reg):
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print("#ifndef NDEBUG")
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known_mask = 0
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for f in self.fields:
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known_mask |= mask(f.low, f.high)
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if f.type in [ "boolean", "address", "waddress" ]:
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continue
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type, val = f.ctype("fields.%s" % field_name(reg, f))
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print(" assert((%-40s & 0x%08x) == 0);" % (val, 0xffffffff ^ mask(0 , f.high - f.low)))
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print(" assert((%-40s & 0x%08x) == 0);" % ("fields.unknown", known_mask))
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print("#endif\n")
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print(" return (struct fd_reg_pair) {")
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if reg.array:
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print(" .reg = REG_%s(__i)," % reg.full_name)
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else:
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print(" .reg = REG_%s," % reg.full_name)
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print(" .value =")
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for f in self.fields:
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if f.type in [ "address", "waddress" ]:
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continue
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else:
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type, val = f.ctype("fields.%s" % field_name(reg, f))
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print(" (%-40s << %2d) |" % (val, f.low))
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value_name = "dword"
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if reg.bit_size == 64:
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value_name = "qword"
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print(" fields.unknown | fields.%s," % (value_name,))
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address = self.get_address_field()
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if address:
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print(" .bo = fields.bo,")
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print(" .is_address = true,")
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if f.type == "waddress":
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print(" .bo_write = true,")
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print(" .bo_offset = fields.bo_offset,")
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print(" .bo_shift = %d," % address.shr)
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print(" .bo_low = %d," % address.low)
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print(" };")
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def dump_pack_struct(self, reg=None):
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if not reg:
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return
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prefix = reg.full_name
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print("struct %s {" % prefix)
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for f in self.fields:
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if f.type in [ "address", "waddress" ]:
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tab_to(" __bo_type", "bo;")
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tab_to(" uint32_t", "bo_offset;")
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continue
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name = field_name(reg, f)
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type, val = f.ctype("var")
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tab_to(" %s" % type, "%s;" % name)
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if reg.bit_size == 64:
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tab_to(" uint64_t", "unknown;")
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tab_to(" uint64_t", "qword;")
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else:
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tab_to(" uint32_t", "unknown;")
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tab_to(" uint32_t", "dword;")
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print("};\n")
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if reg.array:
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print("static inline struct fd_reg_pair\npack_%s(uint32_t __i, struct %s fields)\n{" %
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(prefix, prefix))
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else:
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print("static inline struct fd_reg_pair\npack_%s(struct %s fields)\n{" %
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(prefix, prefix))
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self.dump_regpair_builder(reg)
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print("\n}\n")
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if self.get_address_field():
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skip = ", { .reg = 0 }"
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else:
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skip = ""
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if reg.array:
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print("#define %s(__i, ...) pack_%s(__i, __struct_cast(%s) { __VA_ARGS__ })%s\n" %
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(prefix, prefix, prefix, skip))
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else:
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print("#define %s(...) pack_%s(__struct_cast(%s) { __VA_ARGS__ })%s\n" %
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(prefix, prefix, prefix, skip))
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def dump(self, prefix=None):
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if prefix == None:
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prefix = self.name
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for f in self.fields:
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if f.name:
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name = prefix + "_" + f.name
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else:
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name = prefix
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if not f.name and f.low == 0 and f.shr == 0 and not f.type in ["float", "fixed", "ufixed"]:
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pass
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elif f.type == "boolean" or (f.type == None and f.low == f.high):
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tab_to("#define %s" % name, "0x%08x" % (1 << f.low))
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else:
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tab_to("#define %s__MASK" % name, "0x%08x" % mask(f.low, f.high))
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tab_to("#define %s__SHIFT" % name, "%d" % f.low)
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type, val = f.ctype("val")
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print("static inline uint32_t %s(%s val)\n{" % (name, type))
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if f.shr > 0:
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print("\tassert(!(val & 0x%x));" % mask(0, f.shr - 1))
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print("\treturn ((%s) << %s__SHIFT) & %s__MASK;\n}" % (val, name, name))
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print()
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class Array(object):
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def __init__(self, attrs, domain, variant, parent, index_type):
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if "name" in attrs:
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self.local_name = attrs["name"]
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else:
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self.local_name = ""
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self.domain = domain
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self.variant = variant
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self.parent = parent
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if self.parent:
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self.name = self.parent.name + "_" + self.local_name
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else:
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self.name = self.local_name
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if "offsets" in attrs:
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self.offsets = map(lambda i: "0x%08x" % int(i, 0), attrs["offsets"].split(","))
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self.fixed_offsets = True
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elif "doffsets" in attrs:
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self.offsets = map(lambda s: "(%s)" % s , attrs["doffsets"].split(","))
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self.fixed_offsets = True
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else:
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self.offset = int(attrs["offset"], 0)
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self.stride = int(attrs["stride"], 0)
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self.fixed_offsets = False
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if "index" in attrs:
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self.index_type = index_type
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else:
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self.index_type = None
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self.length = int(attrs["length"], 0)
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if "usage" in attrs:
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self.usages = attrs["usage"].split(',')
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else:
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self.usages = None
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def index_ctype(self):
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if not self.index_type:
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return "uint32_t"
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else:
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return "enum %s" % self.index_type.name
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# Generate array of (ctype, stride, __offsets_NAME)
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def indices(self):
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if self.parent:
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indices = self.parent.indices()
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else:
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indices = []
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if self.length != 1:
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if self.fixed_offsets:
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indices.append((self.index_ctype(), None, f"__offset_{self.local_name}"))
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else:
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indices.append((self.index_ctype(), self.stride, None))
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return indices
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def total_offset(self):
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offset = 0
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if not self.fixed_offsets:
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offset += self.offset
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if self.parent:
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offset += self.parent.total_offset()
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return offset
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def dump(self):
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proto = indices_varlist(self.indices())
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strides = indices_strides(self.indices())
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array_offset = self.total_offset()
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if self.fixed_offsets:
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print("static inline uint32_t __offset_%s(%s idx)" % (self.local_name, self.index_ctype()))
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print("{\n\tswitch (idx) {")
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if self.index_type:
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for val, offset in zip(self.index_type.names(), self.offsets):
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print("\t\tcase %s: return %s;" % (val, offset))
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else:
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for idx, offset in enumerate(self.offsets):
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print("\t\tcase %d: return %s;" % (idx, offset))
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print("\t\tdefault: return INVALID_IDX(idx);")
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print("\t}\n}")
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if proto == '':
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tab_to("#define REG_%s_%s" % (self.domain, self.name), "0x%08x\n" % array_offset)
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else:
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tab_to("#define REG_%s_%s(%s)" % (self.domain, self.name, proto), "(0x%08x + %s )\n" % (array_offset, strides))
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def dump_pack_struct(self):
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pass
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def dump_regpair_builder(self):
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pass
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class Reg(object):
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def __init__(self, attrs, domain, array, bit_size):
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self.name = attrs["name"]
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self.domain = domain
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self.array = array
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self.offset = int(attrs["offset"], 0)
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self.type = None
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self.bit_size = bit_size
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if array:
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self.name = array.name + "_" + self.name
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self.full_name = self.domain + "_" + self.name
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if "stride" in attrs:
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self.stride = int(attrs["stride"], 0)
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self.length = int(attrs["length"], 0)
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else:
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self.stride = None
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self.length = None
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# Generate array of (ctype, stride, __offsets_NAME)
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def indices(self):
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if self.array:
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indices = self.array.indices()
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else:
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indices = []
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if self.stride:
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indices.append(("uint32_t", self.stride, None))
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return indices
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def total_offset(self):
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if self.array:
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return self.array.total_offset() + self.offset
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else:
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return self.offset
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def dump(self):
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proto = indices_prototype(self.indices())
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strides = indices_strides(self.indices())
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offset = self.total_offset()
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if proto == '':
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tab_to("#define REG_%s" % self.full_name, "0x%08x" % offset)
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else:
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print("static inline uint32_t REG_%s(%s) { return 0x%08x + %s; }" % (self.full_name, proto, offset, strides))
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if self.bitset.inline:
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self.bitset.dump(self.full_name)
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def dump_pack_struct(self):
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if self.bitset.inline:
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self.bitset.dump_pack_struct(self)
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def dump_regpair_builder(self):
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if self.bitset.inline:
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self.bitset.dump_regpair_builder(self)
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def dump_py(self):
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print("\tREG_%s = 0x%08x" % (self.full_name, self.offset))
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|
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|
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class Parser(object):
|
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def __init__(self):
|
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self.current_array = None
|
||||
self.current_domain = None
|
||||
self.current_prefix = None
|
||||
self.current_prefix_type = None
|
||||
self.current_stripe = None
|
||||
self.current_bitset = None
|
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self.current_bitsize = 32
|
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# The varset attribute on the domain specifies the enum which
|
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# specifies all possible hw variants:
|
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self.current_varset = None
|
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# Regs that have multiple variants.. we only generated the C++
|
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# template based struct-packers for these
|
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self.variant_regs = {}
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# Information in which contexts regs are used, to be used in
|
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# debug options
|
||||
self.usage_regs = collections.defaultdict(list)
|
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self.bitsets = {}
|
||||
self.enums = {}
|
||||
self.variants = set()
|
||||
self.file = []
|
||||
self.xml_files = []
|
||||
self.copyright_year = None
|
||||
self.authors = []
|
||||
self.license = None
|
||||
|
||||
def error(self, message):
|
||||
parser, filename = self.stack[-1]
|
||||
return Error("%s:%d:%d: %s" % (filename, parser.CurrentLineNumber, parser.CurrentColumnNumber, message))
|
||||
|
||||
def prefix(self, variant=None):
|
||||
if self.current_prefix_type == "variant" and variant:
|
||||
return variant
|
||||
elif self.current_stripe:
|
||||
return self.current_stripe + "_" + self.current_domain
|
||||
elif self.current_prefix:
|
||||
return self.current_prefix + "_" + self.current_domain
|
||||
else:
|
||||
return self.current_domain
|
||||
|
||||
def parse_field(self, name, attrs):
|
||||
try:
|
||||
if "pos" in attrs:
|
||||
high = low = int(attrs["pos"], 0)
|
||||
elif "high" in attrs and "low" in attrs:
|
||||
high = int(attrs["high"], 0)
|
||||
low = int(attrs["low"], 0)
|
||||
else:
|
||||
low = 0
|
||||
high = self.current_bitsize - 1
|
||||
|
||||
if "type" in attrs:
|
||||
type = attrs["type"]
|
||||
else:
|
||||
type = None
|
||||
|
||||
if "shr" in attrs:
|
||||
shr = int(attrs["shr"], 0)
|
||||
else:
|
||||
shr = 0
|
||||
|
||||
b = Field(name, low, high, shr, type, self)
|
||||
|
||||
if type == "fixed" or type == "ufixed":
|
||||
b.radix = int(attrs["radix"], 0)
|
||||
|
||||
self.current_bitset.fields.append(b)
|
||||
except ValueError as e:
|
||||
raise self.error(e)
|
||||
|
||||
def parse_varset(self, attrs):
|
||||
# Inherit the varset from the enclosing domain if not overriden:
|
||||
varset = self.current_varset
|
||||
if "varset" in attrs:
|
||||
varset = self.enums[attrs["varset"]]
|
||||
return varset
|
||||
|
||||
def parse_variants(self, attrs):
|
||||
if not "variants" in attrs:
|
||||
return None
|
||||
variant = attrs["variants"].split(",")[0]
|
||||
if "-" in variant:
|
||||
variant = variant[:variant.index("-")]
|
||||
|
||||
varset = self.parse_varset(attrs)
|
||||
|
||||
assert varset.has_name(variant)
|
||||
|
||||
return variant
|
||||
|
||||
def add_all_variants(self, reg, attrs, parent_variant):
|
||||
# TODO this should really handle *all* variants, including dealing
|
||||
# with open ended ranges (ie. "A2XX,A4XX-") (we have the varset
|
||||
# enum now to make that possible)
|
||||
variant = self.parse_variants(attrs)
|
||||
if not variant:
|
||||
variant = parent_variant
|
||||
|
||||
if reg.name not in self.variant_regs:
|
||||
self.variant_regs[reg.name] = {}
|
||||
else:
|
||||
# All variants must be same size:
|
||||
v = next(iter(self.variant_regs[reg.name]))
|
||||
assert self.variant_regs[reg.name][v].bit_size == reg.bit_size
|
||||
|
||||
self.variant_regs[reg.name][variant] = reg
|
||||
|
||||
def add_all_usages(self, reg, usages):
|
||||
if not usages:
|
||||
return
|
||||
|
||||
for usage in usages:
|
||||
self.usage_regs[usage].append(reg)
|
||||
|
||||
self.variants.add(reg.domain)
|
||||
|
||||
def do_validate(self, schemafile):
|
||||
try:
|
||||
from lxml import etree
|
||||
|
||||
parser, filename = self.stack[-1]
|
||||
dirname = os.path.dirname(filename)
|
||||
|
||||
# we expect this to look like <namespace url> schema.xsd.. I think
|
||||
# technically it is supposed to be just a URL, but that doesn't
|
||||
# quite match up to what we do.. Just skip over everything up to
|
||||
# and including the first whitespace character:
|
||||
schemafile = schemafile[schemafile.rindex(" ")+1:]
|
||||
|
||||
# this is a bit cheezy, but the xml file to validate could be
|
||||
# in a child director, ie. we don't really know where the schema
|
||||
# file is, the way the rnn C code does. So if it doesn't exist
|
||||
# just look one level up
|
||||
if not os.path.exists(dirname + "/" + schemafile):
|
||||
schemafile = "../" + schemafile
|
||||
|
||||
if not os.path.exists(dirname + "/" + schemafile):
|
||||
raise self.error("Cannot find schema for: " + filename)
|
||||
|
||||
xmlschema_doc = etree.parse(dirname + "/" + schemafile)
|
||||
xmlschema = etree.XMLSchema(xmlschema_doc)
|
||||
|
||||
xml_doc = etree.parse(filename)
|
||||
if not xmlschema.validate(xml_doc):
|
||||
error_str = str(xmlschema.error_log.filter_from_errors()[0])
|
||||
raise self.error("Schema validation failed for: " + filename + "\n" + error_str)
|
||||
except ImportError:
|
||||
print("lxml not found, skipping validation", file=sys.stderr)
|
||||
|
||||
def do_parse(self, filename):
|
||||
filepath = os.path.abspath(filename)
|
||||
if filepath in self.xml_files:
|
||||
return
|
||||
self.xml_files.append(filepath)
|
||||
file = open(filename, "rb")
|
||||
parser = xml.parsers.expat.ParserCreate()
|
||||
self.stack.append((parser, filename))
|
||||
parser.StartElementHandler = self.start_element
|
||||
parser.EndElementHandler = self.end_element
|
||||
parser.CharacterDataHandler = self.character_data
|
||||
parser.buffer_text = True
|
||||
parser.ParseFile(file)
|
||||
self.stack.pop()
|
||||
file.close()
|
||||
|
||||
def parse(self, rnn_path, filename):
|
||||
self.path = rnn_path
|
||||
self.stack = []
|
||||
self.do_parse(filename)
|
||||
|
||||
def parse_reg(self, attrs, bit_size):
|
||||
self.current_bitsize = bit_size
|
||||
if "type" in attrs and attrs["type"] in self.bitsets:
|
||||
bitset = self.bitsets[attrs["type"]]
|
||||
if bitset.inline:
|
||||
self.current_bitset = Bitset(attrs["name"], bitset)
|
||||
self.current_bitset.inline = True
|
||||
else:
|
||||
self.current_bitset = bitset
|
||||
else:
|
||||
self.current_bitset = Bitset(attrs["name"], None)
|
||||
self.current_bitset.inline = True
|
||||
if "type" in attrs:
|
||||
self.parse_field(None, attrs)
|
||||
|
||||
variant = self.parse_variants(attrs)
|
||||
if not variant and self.current_array:
|
||||
variant = self.current_array.variant
|
||||
|
||||
self.current_reg = Reg(attrs, self.prefix(variant), self.current_array, bit_size)
|
||||
self.current_reg.bitset = self.current_bitset
|
||||
|
||||
if len(self.stack) == 1:
|
||||
self.file.append(self.current_reg)
|
||||
|
||||
if variant is not None:
|
||||
self.add_all_variants(self.current_reg, attrs, variant)
|
||||
|
||||
usages = None
|
||||
if "usage" in attrs:
|
||||
usages = attrs["usage"].split(',')
|
||||
elif self.current_array:
|
||||
usages = self.current_array.usages
|
||||
|
||||
self.add_all_usages(self.current_reg, usages)
|
||||
|
||||
def start_element(self, name, attrs):
|
||||
self.cdata = ""
|
||||
if name == "import":
|
||||
filename = attrs["file"]
|
||||
self.do_parse(os.path.join(self.path, filename))
|
||||
elif name == "domain":
|
||||
self.current_domain = attrs["name"]
|
||||
if "prefix" in attrs:
|
||||
self.current_prefix = self.parse_variants(attrs)
|
||||
self.current_prefix_type = attrs["prefix"]
|
||||
else:
|
||||
self.current_prefix = None
|
||||
self.current_prefix_type = None
|
||||
if "varset" in attrs:
|
||||
self.current_varset = self.enums[attrs["varset"]]
|
||||
elif name == "stripe":
|
||||
self.current_stripe = self.parse_variants(attrs)
|
||||
elif name == "enum":
|
||||
self.current_enum_value = 0
|
||||
self.current_enum = Enum(attrs["name"])
|
||||
self.enums[attrs["name"]] = self.current_enum
|
||||
if len(self.stack) == 1:
|
||||
self.file.append(self.current_enum)
|
||||
elif name == "value":
|
||||
if "value" in attrs:
|
||||
value = int(attrs["value"], 0)
|
||||
else:
|
||||
value = self.current_enum_value
|
||||
self.current_enum.values.append((attrs["name"], value))
|
||||
elif name == "reg32":
|
||||
self.parse_reg(attrs, 32)
|
||||
elif name == "reg64":
|
||||
self.parse_reg(attrs, 64)
|
||||
elif name == "array":
|
||||
self.current_bitsize = 32
|
||||
variant = self.parse_variants(attrs)
|
||||
index_type = self.enums[attrs["index"]] if "index" in attrs else None
|
||||
self.current_array = Array(attrs, self.prefix(variant), variant, self.current_array, index_type)
|
||||
if len(self.stack) == 1:
|
||||
self.file.append(self.current_array)
|
||||
elif name == "bitset":
|
||||
self.current_bitset = Bitset(attrs["name"], None)
|
||||
if "inline" in attrs and attrs["inline"] == "yes":
|
||||
self.current_bitset.inline = True
|
||||
self.bitsets[self.current_bitset.name] = self.current_bitset
|
||||
if len(self.stack) == 1 and not self.current_bitset.inline:
|
||||
self.file.append(self.current_bitset)
|
||||
elif name == "bitfield" and self.current_bitset:
|
||||
self.parse_field(attrs["name"], attrs)
|
||||
elif name == "database":
|
||||
self.do_validate(attrs["xsi:schemaLocation"])
|
||||
elif name == "copyright":
|
||||
self.copyright_year = attrs["year"]
|
||||
elif name == "author":
|
||||
self.authors.append(attrs["name"] + " <" + attrs["email"] + "> " + attrs["name"])
|
||||
|
||||
def end_element(self, name):
|
||||
if name == "domain":
|
||||
self.current_domain = None
|
||||
self.current_prefix = None
|
||||
self.current_prefix_type = None
|
||||
elif name == "stripe":
|
||||
self.current_stripe = None
|
||||
elif name == "bitset":
|
||||
self.current_bitset = None
|
||||
elif name == "reg32":
|
||||
self.current_reg = None
|
||||
elif name == "array":
|
||||
self.current_array = self.current_array.parent
|
||||
elif name == "enum":
|
||||
self.current_enum = None
|
||||
elif name == "license":
|
||||
self.license = self.cdata
|
||||
|
||||
def character_data(self, data):
|
||||
self.cdata += data
|
||||
|
||||
def dump_reg_usages(self):
|
||||
d = collections.defaultdict(list)
|
||||
for usage, regs in self.usage_regs.items():
|
||||
for reg in regs:
|
||||
variants = self.variant_regs.get(reg.name)
|
||||
if variants:
|
||||
for variant, vreg in variants.items():
|
||||
if reg == vreg:
|
||||
d[(usage, variant)].append(reg)
|
||||
else:
|
||||
for variant in self.variants:
|
||||
d[(usage, variant)].append(reg)
|
||||
|
||||
print("#ifdef __cplusplus")
|
||||
|
||||
for usage, regs in self.usage_regs.items():
|
||||
print("template<chip CHIP> constexpr inline uint16_t %s_REGS[] = {};" % (usage.upper()))
|
||||
|
||||
for (usage, variant), regs in d.items():
|
||||
offsets = []
|
||||
|
||||
for reg in regs:
|
||||
if reg.array:
|
||||
for i in range(reg.array.length):
|
||||
offsets.append(reg.array.offset + reg.offset + i * reg.array.stride)
|
||||
if reg.bit_size == 64:
|
||||
offsets.append(offsets[-1] + 1)
|
||||
else:
|
||||
offsets.append(reg.offset)
|
||||
if reg.bit_size == 64:
|
||||
offsets.append(offsets[-1] + 1)
|
||||
|
||||
offsets.sort()
|
||||
|
||||
print("template<> constexpr inline uint16_t %s_REGS<%s>[] = {" % (usage.upper(), variant))
|
||||
for offset in offsets:
|
||||
print("\t%s," % hex(offset))
|
||||
print("};")
|
||||
|
||||
print("#endif")
|
||||
|
||||
def dump(self):
|
||||
enums = []
|
||||
bitsets = []
|
||||
regs = []
|
||||
for e in self.file:
|
||||
if isinstance(e, Enum):
|
||||
enums.append(e)
|
||||
elif isinstance(e, Bitset):
|
||||
bitsets.append(e)
|
||||
else:
|
||||
regs.append(e)
|
||||
|
||||
for e in enums + bitsets + regs:
|
||||
e.dump()
|
||||
|
||||
self.dump_reg_usages()
|
||||
|
||||
|
||||
def dump_regs_py(self):
|
||||
regs = []
|
||||
for e in self.file:
|
||||
if isinstance(e, Reg):
|
||||
regs.append(e)
|
||||
|
||||
for e in regs:
|
||||
e.dump_py()
|
||||
|
||||
|
||||
def dump_reg_variants(self, regname, variants):
|
||||
# Don't bother for things that only have a single variant:
|
||||
if len(variants) == 1:
|
||||
return
|
||||
print("#ifdef __cplusplus")
|
||||
print("struct __%s {" % regname)
|
||||
# TODO be more clever.. we should probably figure out which
|
||||
# fields have the same type in all variants (in which they
|
||||
# appear) and stuff everything else in a variant specific
|
||||
# sub-structure.
|
||||
seen_fields = []
|
||||
bit_size = 32
|
||||
array = False
|
||||
address = None
|
||||
for variant in variants.keys():
|
||||
print(" /* %s fields: */" % variant)
|
||||
reg = variants[variant]
|
||||
bit_size = reg.bit_size
|
||||
array = reg.array
|
||||
for f in reg.bitset.fields:
|
||||
fld_name = field_name(reg, f)
|
||||
if fld_name in seen_fields:
|
||||
continue
|
||||
seen_fields.append(fld_name)
|
||||
name = fld_name.lower()
|
||||
if f.type in [ "address", "waddress" ]:
|
||||
if address:
|
||||
continue
|
||||
address = f
|
||||
tab_to(" __bo_type", "bo;")
|
||||
tab_to(" uint32_t", "bo_offset;")
|
||||
continue
|
||||
type, val = f.ctype("var")
|
||||
tab_to(" %s" %type, "%s;" %name)
|
||||
print(" /* fallback fields: */")
|
||||
if bit_size == 64:
|
||||
tab_to(" uint64_t", "unknown;")
|
||||
tab_to(" uint64_t", "qword;")
|
||||
else:
|
||||
tab_to(" uint32_t", "unknown;")
|
||||
tab_to(" uint32_t", "dword;")
|
||||
print("};")
|
||||
# TODO don't hardcode the varset enum name
|
||||
varenum = "chip"
|
||||
print("template <%s %s>" % (varenum, varenum.upper()))
|
||||
print("static inline struct fd_reg_pair")
|
||||
xtra = ""
|
||||
xtravar = ""
|
||||
if array:
|
||||
xtra = "int __i, "
|
||||
xtravar = "__i, "
|
||||
print("__%s(%sstruct __%s fields) {" % (regname, xtra, regname))
|
||||
for variant in variants.keys():
|
||||
print(" if (%s == %s) {" % (varenum.upper(), variant))
|
||||
reg = variants[variant]
|
||||
reg.dump_regpair_builder()
|
||||
print(" } else")
|
||||
print(" assert(!\"invalid variant\");")
|
||||
print("}")
|
||||
|
||||
if bit_size == 64:
|
||||
skip = ", { .reg = 0 }"
|
||||
else:
|
||||
skip = ""
|
||||
|
||||
print("#define %s(VARIANT, %s...) __%s<VARIANT>(%s{__VA_ARGS__})%s" % (regname, xtravar, regname, xtravar, skip))
|
||||
print("#endif /* __cplusplus */")
|
||||
|
||||
def dump_structs(self):
|
||||
for e in self.file:
|
||||
e.dump_pack_struct()
|
||||
|
||||
for regname in self.variant_regs:
|
||||
self.dump_reg_variants(regname, self.variant_regs[regname])
|
||||
|
||||
|
||||
def dump_c(args, guard, func):
|
||||
p = Parser()
|
||||
|
||||
try:
|
||||
p.parse(args.rnn, args.xml)
|
||||
except Error as e:
|
||||
print(e, file=sys.stderr)
|
||||
exit(1)
|
||||
|
||||
print("#ifndef %s\n#define %s\n" % (guard, guard))
|
||||
|
||||
print("""/* Autogenerated file, DO NOT EDIT manually!
|
||||
|
||||
This file was generated by the rules-ng-ng gen_header.py tool in this git repository:
|
||||
http://gitlab.freedesktop.org/mesa/mesa/
|
||||
git clone https://gitlab.freedesktop.org/mesa/mesa.git
|
||||
|
||||
The rules-ng-ng source files this header was generated from are:
|
||||
""")
|
||||
maxlen = 0
|
||||
for filepath in p.xml_files:
|
||||
maxlen = max(maxlen, len(filepath))
|
||||
for filepath in p.xml_files:
|
||||
pad = " " * (maxlen - len(filepath))
|
||||
filesize = str(os.path.getsize(filepath))
|
||||
filesize = " " * (7 - len(filesize)) + filesize
|
||||
filetime = time.ctime(os.path.getmtime(filepath))
|
||||
print("- " + filepath + pad + " (" + filesize + " bytes, from " + filetime + ")")
|
||||
if p.copyright_year:
|
||||
current_year = str(datetime.date.today().year)
|
||||
print()
|
||||
print("Copyright (C) %s-%s by the following authors:" % (p.copyright_year, current_year))
|
||||
for author in p.authors:
|
||||
print("- " + author)
|
||||
if p.license:
|
||||
print(p.license)
|
||||
print("*/")
|
||||
|
||||
print()
|
||||
print("#ifdef __KERNEL__")
|
||||
print("#include <linux/bug.h>")
|
||||
print("#define assert(x) BUG_ON(!(x))")
|
||||
print("#else")
|
||||
print("#include <assert.h>")
|
||||
print("#endif")
|
||||
print()
|
||||
|
||||
print("#ifdef __cplusplus")
|
||||
print("#define __struct_cast(X)")
|
||||
print("#else")
|
||||
print("#define __struct_cast(X) (struct X)")
|
||||
print("#endif")
|
||||
print()
|
||||
|
||||
func(p)
|
||||
|
||||
print("\n#endif /* %s */" % guard)
|
||||
|
||||
|
||||
def dump_c_defines(args):
|
||||
guard = str.replace(os.path.basename(args.xml), '.', '_').upper()
|
||||
dump_c(args, guard, lambda p: p.dump())
|
||||
|
||||
|
||||
def dump_c_pack_structs(args):
|
||||
guard = str.replace(os.path.basename(args.xml), '.', '_').upper() + '_STRUCTS'
|
||||
dump_c(args, guard, lambda p: p.dump_structs())
|
||||
|
||||
|
||||
def dump_py_defines(args):
|
||||
p = Parser()
|
||||
|
||||
try:
|
||||
p.parse(args.rnn, args.xml)
|
||||
except Error as e:
|
||||
print(e, file=sys.stderr)
|
||||
exit(1)
|
||||
|
||||
file_name = os.path.splitext(os.path.basename(args.xml))[0]
|
||||
|
||||
print("from enum import IntEnum")
|
||||
print("class %sRegs(IntEnum):" % file_name.upper())
|
||||
|
||||
os.path.basename(args.xml)
|
||||
|
||||
p.dump_regs_py()
|
||||
|
||||
|
||||
def main():
|
||||
parser = argparse.ArgumentParser()
|
||||
parser.add_argument('--rnn', type=str, required=True)
|
||||
parser.add_argument('--xml', type=str, required=True)
|
||||
|
||||
subparsers = parser.add_subparsers(required=True)
|
||||
|
||||
parser_c_defines = subparsers.add_parser('c-defines')
|
||||
parser_c_defines.set_defaults(func=dump_c_defines)
|
||||
|
||||
parser_c_pack_structs = subparsers.add_parser('c-pack-structs')
|
||||
parser_c_pack_structs.set_defaults(func=dump_c_pack_structs)
|
||||
|
||||
parser_py_defines = subparsers.add_parser('py-defines')
|
||||
parser_py_defines.set_defaults(func=dump_py_defines)
|
||||
|
||||
args = parser.parse_args()
|
||||
args.func(args)
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
Loading…
Reference in New Issue
Block a user