import_core.sh (2175B)
1 #! /bin/bash -e 2 3 OVERLAY="$1" 4 NAME="$2" 5 FREQ=40000 6 BASE=$(dirname "$0") 7 TARGET="$BASE"/core-$NAME 8 9 [ $# -ge 2 -a -f "$OVERLAY" ] || { cat <<EOF 10 Usage: $0 overlay-archive-to-import core-name [frequency-in-KHz] 11 overlay-archive-to-import: file name of xtensa-config-overlay.tar.gz 12 to import configuration from. 13 core-name: QEMU name of the imported core. Must be valid 14 C identifier. 15 frequency-in-KHz: core frequency (40MHz if not specified). 16 EOF 17 exit 18 } 19 20 [ $# -ge 3 ] && FREQ="$3" 21 mkdir -p "$TARGET" 22 tar -xf "$OVERLAY" -C "$TARGET" --strip-components=2 \ 23 xtensa/config/core-isa.h \ 24 xtensa/config/core-matmap.h 25 tar -xf "$OVERLAY" -O gdb/xtensa-config.c | \ 26 sed -n '1,/*\//p;/XTREG/,/XTREG_END/p' > "$TARGET"/gdb-config.c.inc 27 # 28 # Fix up known issues in the xtensa-modules.c 29 # 30 tar -xf "$OVERLAY" -O binutils/xtensa-modules.c | \ 31 sed -e 's/^\(xtensa_opcode_encode_fn.*\[\] =\)/static \1/' \ 32 -e '/^int num_bypass_groups()/,/}/d' \ 33 -e '/^int num_bypass_group_chunks()/,/}/d' \ 34 -e '/^uint32 \*bypass_entry(int i)/,/}/d' \ 35 -e '/^#include "ansidecl.h"/d' \ 36 -e '/^Slot_[a-zA-Z0-9_]\+_decode (const xtensa_insnbuf insn)/,/^}/s/^ return 0;$/ return XTENSA_UNDEFINED;/' \ 37 -e 's/#include <xtensa-isa.h>/#include "xtensa-isa.h"/' \ 38 -e 's/^\(xtensa_isa_internal xtensa_modules\)/static \1/' \ 39 > "$TARGET"/xtensa-modules.c.inc 40 41 cat <<EOF > "${TARGET}.c" 42 #include "qemu/osdep.h" 43 #include "cpu.h" 44 #include "exec/gdbstub.h" 45 #include "qemu/host-utils.h" 46 47 #include "core-$NAME/core-isa.h" 48 #include "core-$NAME/core-matmap.h" 49 #include "overlay_tool.h" 50 51 #define xtensa_modules xtensa_modules_$NAME 52 #include "core-$NAME/xtensa-modules.c.inc" 53 54 static XtensaConfig $NAME __attribute__((unused)) = { 55 .name = "$NAME", 56 .gdb_regmap = { 57 .reg = { 58 #include "core-$NAME/gdb-config.c.inc" 59 } 60 }, 61 .isa_internal = &xtensa_modules, 62 .clock_freq_khz = $FREQ, 63 DEFAULT_SECTIONS 64 }; 65 66 REGISTER_CORE($NAME) 67 EOF 68 69 grep -qxf core-${NAME}.c "$BASE"/cores.list || \ 70 echo core-${NAME}.c >> "$BASE"/cores.list