1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
|
#!/bin/bash
#!/bin/bash
fetch_source() {
:
}
build() {
local COPYLIST BIN_LOCATION DRM_MODULES FILE BIN MODNAME PCI_FILE ALIAS VENDOR DEVICE LIB
local COPYLIST="list_binaries_and_files"
[ -e "$COPYLIST" ] && rm -f "$COPYLIST"
for BIN in $REQUIRED_BINARIES; do
local BIN_LOCATION=$(which "$BIN")
[ -z "$BIN_LOCATION" ] && perror "Cannot find $BIN"
get_link_chain "$BIN_LOCATION" >> "$COPYLIST"
done
mkdir -p "$MODULE_BUILD_DIR/lib"
find /lib /lib64 /usr/lib /usr/lib64 \( -name "libnss_dns*" -o -name "libresolv*" -o -name "libnss_files*" \) >> "$COPYLIST"
tarcopy "$(cat "$COPYLIST" | sort -u)" "$MODULE_BUILD_DIR"
# generate drm module loading database
pinfo "Generating PCI ID database for DRM drivers"
local DRM_MODULES="$KERNEL_BASE_DIR/lib/modules/$TARGET_KERNEL_LONG/kernel/drivers/gpu/drm"
mkdir -p "$MODULE_BUILD_DIR/drm.cfg.d"
local PCI_FILE="$MODULE_BUILD_DIR/drm.cfg.d/99-modinfo"
rm -f -- "$PCI_FILE"
[ -d "$DRM_MODULES" ] || perror "DRM dir not found at $DRM_MODULES"
echo "# -- generated from kernel $TARGET_KERNEL_LONG modules:" >> "$PCI_FILE"
for FILE in $(find "$DRM_MODULES" -name "*.ko" | sort -u); do # sort -u is an ugly hack to get amdgpu to take precedence over radeon
local MODNAME=$(basename "$FILE")
MODNAME=${MODNAME%.ko}
[ -z "$MODNAME" ] && perror "$FILE equals empty modname"
echo "# $MODNAME" >> "$PCI_FILE"
for ALIAS in $(modinfo "$FILE" | grep '^alias:' | grep -o 'pci:v.*' | tr 'A-F' 'a-f'); do
VENDOR=$(echo $ALIAS | cut -c 10-13)
if [ "x$(echo $ALIAS | cut -c 15)" == "x*" ]; then
# device wildcard
grep -q -i "^${VENDOR}\s" "$PCI_FILE" && continue
echo "${VENDOR} $MODNAME" >> "$PCI_FILE"
else
# specific device
DEVICE=$(echo $ALIAS | cut -c 19-22)
grep -q -i "^${VENDOR}:${DEVICE}\s" "$PCI_FILE" && continue
echo "${VENDOR}:${DEVICE} $MODNAME" >> "$PCI_FILE"
fi
done
done
}
post_copy() {
pinfo "Generating rootfs for Stage 3.1 ..."
generate_rootfs
# copy kernel, modules and firmware
copy_kernel_modules
copy_kernel
}
#
# helper functions to generate the base rootfs
#
generate_rootfs() {
# create basic directory structure
mkdir -p "${TARGET_BUILD_DIR}"/{bin,dev,proc,run,etc,mnt,sys} \
|| perror "Cannot create basic directory structure in '${TARGET_BUILD_DIR}'"
# copy device files from running system
cp -a /dev/{console,kmsg,mem,null,tty,tty0,tty1,tty9,urandom,zero} \
"${TARGET_BUILD_DIR}"/dev || perror "Cannot copy devices from running system"
# copy libc and ld-linux
tarcopy "$(list_basic_libs)" "${TARGET_BUILD_DIR}"
}
|
