diff options
| -rw-r--r-- | bba/main.cc | 206 | ||||
| -rw-r--r-- | ice40/chipdb.py | 311 | ||||
| -rw-r--r-- | ice40/family.cmake | 8 |
3 files changed, 236 insertions, 289 deletions
diff --git a/bba/main.cc b/bba/main.cc index 3ef4c1ca..53c70b83 100644 --- a/bba/main.cc +++ b/bba/main.cc @@ -3,8 +3,10 @@ #include <string> #include <stdio.h> #include <stdlib.h> +#include <stdint.h> #include <string.h> #include <assert.h> +#include <unistd.h> enum TokenType : int8_t { @@ -35,18 +37,48 @@ std::vector<std::string> preText, postText; const char *skipWhitespace(const char *p) { + if (p == nullptr) + return ""; while (*p == ' ' || *p == '\t') p++; return p; } -int main() +int main(int argc, char **argv) { - bool verbose = true; - // bool bigEndian = false; + bool verbose = false; + bool bigEndian = false; + bool writeC = false; char buffer[512]; - while (fgets(buffer, 512, stdin) != nullptr) + int opt; + while ((opt = getopt(argc, argv, "vbc")) != -1) + { + switch (opt) + { + case 'v': + verbose = true; + break; + case 'b': + bigEndian = true; + break; + case 'c': + writeC = true; + break; + default: + assert(0); + } + } + + assert(optind+2 == argc); + + FILE *fileIn = fopen(argv[optind], "rt"); + assert(fileIn != nullptr); + + FILE *fileOut = fopen(argv[optind+1], writeC ? "wt" : "wb"); + assert(fileOut != nullptr); + + while (fgets(buffer, 512, fileIn) != nullptr) { std::string cmd = strtok(buffer, " \t\r\n"); @@ -63,7 +95,7 @@ int main() } if (cmd == "push") { - const char *p = strtok(buffer, " \t\r\n"); + const char *p = strtok(nullptr, " \t\r\n"); if (streamIndex.count(p) == 0) { streamIndex[p] = streams.size(); streams.resize(streams.size() + 1); @@ -79,8 +111,8 @@ int main() } if (cmd == "label" || cmd == "ref") { - const char *label = strtok(buffer, " \t\r\n"); - const char *comment = skipWhitespace(strtok(buffer, "\r\n")); + const char *label = strtok(nullptr, " \t\r\n"); + const char *comment = skipWhitespace(strtok(nullptr, "\r\n")); Stream &s = streams.at(streamStack.back()); if (labelIndex.count(label) == 0) { labelIndex[label] = labels.size(); @@ -94,8 +126,8 @@ int main() } if (cmd == "u8" || cmd == "u16" || cmd == "u32") { - const char *value = strtok(buffer, " \t\r\n"); - const char *comment = skipWhitespace(strtok(buffer, "\r\n")); + const char *value = strtok(nullptr, " \t\r\n"); + const char *comment = skipWhitespace(strtok(nullptr, "\r\n")); Stream &s = streams.at(streamStack.back()); s.tokenTypes.push_back(cmd == "u8" ? TOK_U8 : cmd == "u16" ? TOK_U16 : TOK_U32); s.tokenValues.push_back(atoll(value)); @@ -104,8 +136,8 @@ int main() continue; } - if (cmd == "s") { - const char *value = skipWhitespace(strtok(buffer, "\r\n")); + if (cmd == "str") { + const char *value = skipWhitespace(strtok(nullptr, "\r\n")); std::string label = std::string("str:") + value; Stream &s = streams.at(streamStack.back()); if (labelIndex.count(label) == 0) { @@ -128,7 +160,13 @@ int main() continue; } - abort(); + assert(0); + } + + if (verbose) { + printf("Constructed %d streams:\n", int(streams.size())); + for (auto &s : streams) + printf(" stream '%s' with %d tokens\n", s.name.c_str(), int(s.tokenTypes.size())); } assert(!streams.empty()); @@ -137,5 +175,149 @@ int main() streams.back().tokenTypes.swap(stringStream.tokenTypes); streams.back().tokenValues.swap(stringStream.tokenValues); + int cursor = 0; + for (auto &s : streams) { + for (int i = 0; i < int(s.tokenTypes.size()); i++) { + switch (s.tokenTypes[i]) + { + case TOK_LABEL: + labels[s.tokenValues[i]] = cursor; + break; + case TOK_REF: + cursor += 4; + break; + case TOK_U8: + cursor += 1; + break; + case TOK_U16: + assert(cursor % 2 == 0); + cursor += 2; + break; + case TOK_U32: + assert(cursor % 4 == 0); + cursor += 4; + break; + default: + assert(0); + } + } + } + + if (verbose) { + printf("resolved positions for %d labels.\n", int(labels.size())); + printf("total data (including strings): %.2f MB\n", double(cursor) / (1024*1024)); + } + + std::vector<uint8_t> data(cursor); + + cursor = 0; + for (auto &s : streams) { + for (int i = 0; i < int(s.tokenTypes.size()); i++) { + uint32_t value = s.tokenValues[i]; + int numBytes = 0; + + switch (s.tokenTypes[i]) + { + case TOK_LABEL: + break; + case TOK_REF: + value = labels[value] - cursor; + numBytes = 4; + break; + case TOK_U8: + numBytes = 1; + break; + case TOK_U16: + numBytes = 2; + break; + case TOK_U32: + numBytes = 4; + break; + default: + assert(0); + } + + if (bigEndian) { + switch (numBytes) + { + case 4: + data[cursor++] = value >> 24; + data[cursor++] = value >> 16; + /* fall-through */ + case 2: + data[cursor++] = value >> 8; + /* fall-through */ + case 1: + data[cursor++] = value; + /* fall-through */ + case 0: + break; + default: + assert(0); + } + } else { + switch (numBytes) + { + case 4: + data[cursor+3] = value >> 24; + data[cursor+2] = value >> 16; + /* fall-through */ + case 2: + data[cursor+1] = value >> 8; + /* fall-through */ + case 1: + data[cursor] = value; + /* fall-through */ + case 0: + break; + default: + assert(0); + } + cursor += numBytes; + } + } + } + + assert(cursor == int(data.size())); + + if (writeC) { + for (auto &s : preText) + fprintf(fileOut, "%s\n", s.c_str()); + + fprintf(fileOut, "const char %s[%d] =\n\"", streams[0].name.c_str(), int(data.size())+1); + + cursor = 1; + for (auto d : data) { + if (cursor > 70) { + fputc('\"', fileOut); + fputc('\n', fileOut); + cursor = 0; + } + if (cursor == 0) { + fputc('\"', fileOut); + cursor = 1; + } + if (d < 32 || d >= 128) { + fprintf(fileOut, "\\%03o", int(d)); + cursor += 4; + } else + if (d == '\"' || d == '\'' || d == '\\') { + fputc('\\', fileOut); + fputc(d, fileOut); + cursor += 2; + } else { + fputc(d, fileOut); + cursor++; + } + } + + fprintf(fileOut, "\";\n"); + + for (auto &s : postText) + fprintf(fileOut, "%s\n", s.c_str()); + } else { + fwrite(data.data(), int(data.size()), 1, fileOut); + } + return 0; } diff --git a/ice40/chipdb.py b/ice40/chipdb.py index 108197c1..b5fee359 100644 --- a/ice40/chipdb.py +++ b/ice40/chipdb.py @@ -6,17 +6,11 @@ import textwrap import argparse parser = argparse.ArgumentParser(description="convert ICE40 chip database") -group = parser.add_mutually_exclusive_group() -group.add_argument("-b", "--binary", action="store_true") -group.add_argument("-c", "--c_file", action="store_true") parser.add_argument("filename", type=str, help="chipdb input filename") parser.add_argument("-p", "--portspins", type=str, help="path to portpins.inc") parser.add_argument("-g", "--gfxh", type=str, help="path to gfx.h") args = parser.parse_args() -endianness = "le" -nodebug = True - dev_name = None dev_width = None dev_height = None @@ -668,266 +662,56 @@ for ec in sorted(extra_cells.keys()): add_bel_ec(ec) class BinaryBlobAssembler: - def __init__(self, cname, endianness, nodebug = False): - assert endianness in ["le", "be"] - self.cname = cname - self.endianness = endianness - self.finalized = False - self.data = bytearray() - self.comments = dict() - self.labels = dict() - self.exports = set() - self.labels_byaddr = dict() - self.ltypes_byaddr = dict() - self.strings = dict() - self.refs = dict() - self.nodebug = nodebug - def l(self, name, ltype = None, export = False): - assert not self.finalized - assert name not in self.labels - assert len(self.data) not in self.labels_byaddr - self.labels[name] = len(self.data) - if ltype is not None: - self.ltypes_byaddr[len(self.data)] = ltype - self.labels_byaddr[len(self.data)] = name - if export: - assert ltype is not None - self.exports.add(len(self.data)) + if ltype is None: + print("label %s" % (name,)) + else: + print("label %s %s" % (name, ltype)) def r(self, name, comment): - assert not self.finalized - assert len(self.data) % 4 == 0 - assert len(self.data) not in self.refs - if self.nodebug: - comment = None - if name is not None: - self.refs[len(self.data)] = (name, comment) - self.data.append(0) - self.data.append(0) - self.data.append(0) - self.data.append(0) - if (name is None) and (comment is not None): - self.comments[len(self.data)] = comment + " (null reference)" + if comment is None: + print("ref %s" % (name,)) + else: + print("ref %s %s" % (name, comment)) def s(self, s, comment): - assert not self.finalized - if self.nodebug: - comment = None - if s not in self.strings: - index = len(self.strings) - self.strings[s] = index - else: - index = self.strings[s] - if comment is not None: - self.r("str%d" % index, '%s: "%s"' % (comment, s)) - else: - self.r("str%d" % index, None) + print("str %s" % s) def u8(self, v, comment): - assert not self.finalized - if self.nodebug: - comment = None - self.data.append(v) - if comment is not None: - self.comments[len(self.data)] = comment + if comment is None: + print("u8 %d" % (v,)) + else: + print("u8 %d %s" % (v, comment)) def u16(self, v, comment): - assert not self.finalized - assert len(self.data) % 2 == 0 - if self.nodebug: - comment = None - if self.endianness == "le": - self.data.append(v & 255) - self.data.append((v >> 8) & 255) - elif self.endianness == "be": - self.data.append((v >> 8) & 255) - self.data.append(v & 255) + if comment is None: + print("u16 %d" % (v,)) else: - assert 0 - if comment is not None: - self.comments[len(self.data)] = comment + print("u16 %d %s" % (v, comment)) def u32(self, v, comment): - assert not self.finalized - assert len(self.data) % 4 == 0 - if self.nodebug: - comment = None - if self.endianness == "le": - self.data.append(v & 255) - self.data.append((v >> 8) & 255) - self.data.append((v >> 16) & 255) - self.data.append((v >> 24) & 255) - elif self.endianness == "be": - self.data.append((v >> 24) & 255) - self.data.append((v >> 16) & 255) - self.data.append((v >> 8) & 255) - self.data.append(v & 255) + if comment is None: + print("u32 %d" % (v,)) else: - assert 0 - if comment is not None: - self.comments[len(self.data)] = comment - - def finalize(self): - assert not self.finalized - for s, index in sorted(self.strings.items()): - self.l("str%d" % index, "char") - for c in s: - self.data.append(ord(c)) - self.data.append(0) - self.finalized = True - cursor = 0 - while cursor < len(self.data): - if cursor in self.refs: - v = self.labels[self.refs[cursor][0]] - cursor - if self.endianness == "le": - self.data[cursor+0] = (v & 255) - self.data[cursor+1] = ((v >> 8) & 255) - self.data[cursor+2] = ((v >> 16) & 255) - self.data[cursor+3] = ((v >> 24) & 255) - elif self.endianness == "be": - self.data[cursor+0] = ((v >> 24) & 255) - self.data[cursor+1] = ((v >> 16) & 255) - self.data[cursor+2] = ((v >> 8) & 255) - self.data[cursor+3] = (v & 255) - else: - assert 0 - cursor += 4 - else: - cursor += 1 - - def write_verbose_c(self, f, ctype = "const unsigned char"): - assert self.finalized - print("%s %s[%d] = {" % (ctype, self.cname, len(self.data)), file=f) - cursor = 0 - bytecnt = 0 - while cursor < len(self.data): - if cursor in self.comments: - if bytecnt == 0: - print(" ", end="", file=f) - print(" // %s" % self.comments[cursor], file=f) - bytecnt = 0 - if cursor in self.labels_byaddr: - if bytecnt != 0: - print(file=f) - if cursor in self.exports: - print("#define %s ((%s*)(%s+%d))" % (self.labels_byaddr[cursor], self.ltypes_byaddr[cursor], self.cname, cursor), file=f) - else: - print(" // [%d] %s" % (cursor, self.labels_byaddr[cursor]), file=f) - bytecnt = 0 - if cursor in self.refs: - if bytecnt != 0: - print(file=f) - print(" ", end="", file=f) - print(" %-4s" % ("%d," % self.data[cursor+0]), end="", file=f) - print(" %-4s" % ("%d," % self.data[cursor+1]), end="", file=f) - print(" %-4s" % ("%d," % self.data[cursor+2]), end="", file=f) - print(" %-4s" % ("%d," % self.data[cursor+3]), end="", file=f) - print(" // [%d] %s (reference to %s)" % (cursor, self.refs[cursor][1], self.refs[cursor][0]), file=f) - bytecnt = 0 - cursor += 4 - else: - if bytecnt == 0: - print(" ", end="", file=f) - print(" %-4s" % ("%d," % self.data[cursor]), end=("" if bytecnt < 15 else "\n"), file=f) - bytecnt = (bytecnt + 1) & 15 - cursor += 1 - if bytecnt != 0: - print(file=f) - print("};", file=f) - - def write_compact_c(self, f, ctype = "const unsigned char"): - assert self.finalized - print("%s %s[%d] = {" % (ctype, self.cname, len(self.data)), file=f) - column = 0 - for v in self.data: - if column == 0: - print(" ", end="", file=f) - column += 2 - s = "%d," % v - print(s, end="", file=f) - column += len(s) - if column > 75: - print(file=f) - column = 0 - if column != 0: - print(file=f) - for cursor in self.exports: - print("#define %s ((%s*)(%s+%d))" % (self.labels_byaddr[cursor], self.ltypes_byaddr[cursor], self.cname, cursor), file=f) - print("};", file=f) - - def write_uint64_c(self, f, ctype = "const uint64_t"): - assert self.finalized - print("%s %s[%d] = {" % (ctype, self.cname, (len(self.data)+7) // 8), file=f) - column = 0 - for i in range((len(self.data)+7) // 8): - v0 = self.data[8*i+0] if 8*i+0 < len(self.data) else 0 - v1 = self.data[8*i+1] if 8*i+1 < len(self.data) else 0 - v2 = self.data[8*i+2] if 8*i+2 < len(self.data) else 0 - v3 = self.data[8*i+3] if 8*i+3 < len(self.data) else 0 - v4 = self.data[8*i+4] if 8*i+4 < len(self.data) else 0 - v5 = self.data[8*i+5] if 8*i+5 < len(self.data) else 0 - v6 = self.data[8*i+6] if 8*i+6 < len(self.data) else 0 - v7 = self.data[8*i+7] if 8*i+7 < len(self.data) else 0 - if self.endianness == "le": - v = v0 << 0 - v |= v1 << 8 - v |= v2 << 16 - v |= v3 << 24 - v |= v4 << 32 - v |= v5 << 40 - v |= v6 << 48 - v |= v7 << 56 - elif self.endianness == "be": - v = v7 << 0 - v |= v6 << 8 - v |= v5 << 16 - v |= v4 << 24 - v |= v3 << 32 - v |= v2 << 40 - v |= v1 << 48 - v |= v0 << 56 - else: - assert 0 - if column == 3: - print(" 0x%016x," % v, file=f) - column = 0 - else: - if column == 0: - print(" ", end="", file=f) - print(" 0x%016x," % v, end="", file=f) - column += 1 - if column != 0: - print("", file=f) - print("};", file=f) - - def write_string_c(self, f, ctype = "const char"): - assert self.finalized - assert self.data[len(self.data)-1] == 0 - print("%s %s[%d] =" % (ctype, self.cname, len(self.data)), file=f) - print(" \"", end="", file=f) - column = 0 - for i in range(len(self.data)-1): - if (self.data[i] < 32) or (self.data[i] > 126): - print("\\%03o" % self.data[i], end="", file=f) - column += 4 - elif self.data[i] == ord('"') or self.data[i] == ord('\\'): - print("\\" + chr(self.data[i]), end="", file=f) - column += 2 - else: - print(chr(self.data[i]), end="", file=f) - column += 1 - if column > 70 and (i != len(self.data)-2): - print("\"\n \"", end="", file=f) - column = 0 - print("\";", file=f) - - def write_binary(self, f): - assert self.finalized - assert self.data[len(self.data)-1] == 0 - f.buffer.write(self.data) - -bba = BinaryBlobAssembler("chipdb_blob_%s" % dev_name, endianness) + print("u32 %d %s" % (v, comment)) + + def pre(self, s): + print("pre %s" % s) + + def post(self, s): + print("post %s" % s) + + def push(self, name): + print("push %s" % name) + + def pop(self): + print("pop") + +bba = BinaryBlobAssembler() +bba.pre('#include "nextpnr.h"') +bba.pre('NEXTPNR_NAMESPACE_BEGIN') +bba.post('NEXTPNR_NAMESPACE_END') +bba.push("chipdb_blob_%s" % dev_name) bba.r("chip_info_%s" % dev_name, "chip_info") index = 0 @@ -1243,23 +1027,4 @@ bba.r("bits_info_%s" % dev_name, "bits_info") bba.r("bel_config_%s" % dev_name if len(extra_cell_config) > 0 else None, "bel_config") bba.r("package_info_%s" % dev_name, "packages_data") -bba.finalize() - -if args.c_file: - print('#include "nextpnr.h"') - print('NEXTPNR_NAMESPACE_BEGIN') - - -if args.binary: - bba.write_binary(sys.stdout) - -if args.c_file: - bba.write_string_c(sys.stdout) - -# bba.write_uint64_c(sys.stdout) -# bba.write_compact_c(sys.stdout, "uint8_t") -# bba.write_verbose_c(sys.stdout, "uint8_t") - -if args.c_file: - print('NEXTPNR_NAMESPACE_END') - +bba.pop() diff --git a/ice40/family.cmake b/ice40/family.cmake index 95cdf331..374c62eb 100644 --- a/ice40/family.cmake +++ b/ice40/family.cmake @@ -24,11 +24,11 @@ if (MSVC) set(DEV_PORTS_INC ${CMAKE_CURRENT_SOURCE_DIR}/ice40/portpins.inc) set(DEV_GFXH ${CMAKE_CURRENT_SOURCE_DIR}/ice40/gfx.h) add_custom_command(OUTPUT ${DEV_CC_BBA_DB} - COMMAND ${PYTHON_EXECUTABLE} ${DB_PY} -b -p ${DEV_PORTS_INC} -g ${DEV_GFXH} ${DEV_TXT_DB} > ${DEV_CC_BBA_DB} + COMMAND ${PYTHON_EXECUTABLE} ${DB_PY} -p ${DEV_PORTS_INC} -g ${DEV_GFXH} ${DEV_TXT_DB} > ${DEV_CC_BBA_DB} DEPENDS ${DEV_TXT_DB} ${DB_PY} ) add_custom_command(OUTPUT ${DEV_CC_DB} - COMMAND bbasm < ${DEV_CC_BBA_DB} > ${DEV_CC_DB} + COMMAND bbasm ${DEV_CC_BBA_DB} ${DEV_CC_DB} DEPENDS bbasm ${DEV_CC_BBA_DB} ) target_sources(ice40_chipdb PRIVATE ${DEV_CC_DB}) @@ -46,12 +46,12 @@ else() set(DEV_PORTS_INC ${CMAKE_CURRENT_SOURCE_DIR}/ice40/portpins.inc) set(DEV_GFXH ${CMAKE_CURRENT_SOURCE_DIR}/ice40/gfx.h) add_custom_command(OUTPUT ${DEV_CC_BBA_DB} - COMMAND ${PYTHON_EXECUTABLE} ${DB_PY} -c -p ${DEV_PORTS_INC} -g ${DEV_GFXH} ${DEV_TXT_DB} > ${DEV_CC_BBA_DB}.new + COMMAND ${PYTHON_EXECUTABLE} ${DB_PY} -p ${DEV_PORTS_INC} -g ${DEV_GFXH} ${DEV_TXT_DB} > ${DEV_CC_BBA_DB}.new COMMAND mv ${DEV_CC_BBA_DB}.new ${DEV_CC_BBA_DB} DEPENDS ${DEV_TXT_DB} ${DB_PY} ) add_custom_command(OUTPUT ${DEV_CC_DB} - COMMAND bbasm < ${DEV_CC_BBA_DB} > ${DEV_CC_DB}.new + COMMAND bbasm -c ${DEV_CC_BBA_DB} ${DEV_CC_DB}.new COMMAND mv ${DEV_CC_DB}.new ${DEV_CC_DB} DEPENDS bbasm ${DEV_CC_BBA_DB} ) |