If a disk has a bootable partition we are expected to use it to locate the boot files. Add a function to find it.
To test this, update mmc1 to have two paritions, fixing up other tests accordingly.
Signed-off-by: Simon Glass sjg@chromium.org ---
disk/part.c | 16 ++++++++++++++++ include/part.h | 8 ++++++++ test/boot/bootflow.c | 6 +++--- test/dm/part.c | 13 +++++++++++++ test/py/tests/bootstd/mmc1.img.xz | Bin 4448 -> 4480 bytes test/py/tests/test_ut.py | 13 +++++++++---- 6 files changed, 49 insertions(+), 7 deletions(-)
diff --git a/disk/part.c b/disk/part.c index 5ee60a7fb59..d449635254e 100644 --- a/disk/part.c +++ b/disk/part.c @@ -770,3 +770,19 @@ void part_set_generic_name(const struct blk_desc *dev_desc,
sprintf(name, "%s%c%d", devtype, 'a' + dev_desc->devnum, part_num); } + +int part_get_bootable(struct blk_desc *desc) +{ + struct disk_partition info; + int p; + + for (p = 1; p <= MAX_SEARCH_PARTITIONS; p++) { + int ret; + + ret = part_get_info(desc, p, &info); + if (!ret && info.bootable) + return p; + } + + return 0; +} diff --git a/include/part.h b/include/part.h index 807370d9429..be75c735495 100644 --- a/include/part.h +++ b/include/part.h @@ -303,6 +303,14 @@ part_get_info_by_dev_and_name_or_num(const char *dev_iface, } #endif
+/** + * part_get_bootable() - Find the first bootable partition + * + * @desc: Block-device descriptor + * @return first bootable partition, or 0 if there is none + */ +int part_get_bootable(struct blk_desc *desc); + struct udevice; /** * part_create_block_devices - Create block devices for disk partitions diff --git a/test/boot/bootflow.c b/test/boot/bootflow.c index aac14d30673..54649f077c7 100644 --- a/test/boot/bootflow.c +++ b/test/boot/bootflow.c @@ -305,15 +305,15 @@ static int bootflow_iter(struct unit_test_state *uts) ut_asserteq(BOOTFLOWST_FS, bflow.state); bootflow_free(&bflow);
- /* Then more to partition 2 which doesn't exist */ - ut_asserteq(-ENOENT, bootflow_scan_next(&iter, &bflow)); + /* Then more to partition 2 which exists but is not bootable */ + ut_asserteq(-EPERM, bootflow_scan_next(&iter, &bflow)); ut_asserteq(2, iter.num_methods); ut_asserteq(0, iter.cur_method); ut_asserteq(2, iter.part); ut_asserteq(0x1e, iter.max_part); ut_asserteq_str("syslinux", iter.method->name); ut_asserteq(0, bflow.err); - ut_asserteq(BOOTFLOWST_MEDIA, bflow.state); + ut_asserteq(BOOTFLOWST_PART, bflow.state); bootflow_free(&bflow);
bootflow_iter_uninit(&iter); diff --git a/test/dm/part.c b/test/dm/part.c index b60687114f1..35e99eeb01a 100644 --- a/test/dm/part.c +++ b/test/dm/part.c @@ -93,3 +93,16 @@ static int dm_test_part(struct unit_test_state *uts) return ret; } DM_TEST(dm_test_part, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT); + +static int dm_test_part_bootable(struct unit_test_state *uts) +{ + struct blk_desc *desc; + struct udevice *dev; + + ut_assertok(uclass_get_device_by_name(UCLASS_BLK, "mmc1.blk", &dev)); + desc = dev_get_uclass_plat(dev); + ut_asserteq(1, part_get_bootable(desc)); + + return 0; +} +DM_TEST(dm_test_part_bootable, UT_TESTF_SCAN_FDT); diff --git a/test/py/tests/bootstd/mmc1.img.xz b/test/py/tests/bootstd/mmc1.img.xz index 4e7f39b830eb4bddcb9ff6df39e89f130b5706b9..cebf7b9c53b3ed2370dbc65f0d26dd9bf096fab8 100644 GIT binary patch delta 1655 zcmV--28j9KB7h@*{Wp48S^xk9=GL@E0stWa8~^|S5YJf5|NmMBd|dzlZ~gpA<{Uz| zzgb+hQv3zT1yKgH@;2zWF3PJ~6cavY@U&ANJ0gCP@g^CK!(rj@H-&MG2+zt#VrMq1 z-bKm%b2F*>ab%+I**3@5=eRQUvo=zPEG1lh0FMJM7*2m;f5_u>M)rb8W}+Uqf+ks) z_#_Lj9#uBA9K(VBR-_^mmJcn)WfTd{;~te;2sbZTUWEL8Ce`b-Jt10-wlVDTu17Rv z4VaVs=u)K>0j21p2`cQW|5_%jats!dr@lFlB;k`$3txXy+a#DV!4|8tN&)+Lh{XiP zVol6p;1;M=YgT!hV3^xhq6kT^pvtCdcsw##ssXd#S4+B)%GmE^iJuWCu6oZ}pJD9s z`5K;^&Q>pwgZ@W#?<Ar+4>43SjFfDh&0r#>&hl5~mNbUgZ8U1#x{hSCvZikVj<Ab& zbCz7PQ*nReV8Up!azo-eA!KemoFEGODQW6jTa`gICYLDmA@i8-1_wn>1k;>{8^d^7 zLg>&U@uq9E$6xZvh&l$FOl?xq{b&{NB=g?qmeFk5cgCCIZ?CrYEJ-LLMpd6h)hC=q zzRSVQ!8553c{1arJOgZG`#wznKO7b7FMmwg$LxREB*TT&O>G`dqd^Ih93Z#d-K*=) zB)cm55`*cT+@1Ydj{@IW@FEnmg>)#(gV4|lVc9LZ64Ot3r`x`b9TwuPQS117K6VKm zl4s4)`kLs1X<z^ogIa#)ROp|?#lGd;UypSU)1^a@UmRdq(1>`71Z@E(8n)q_&iJAu zxrcxBv2_h4N#VeAIVRirRLy0xDeR^;;Vt?=n$Td*Al4sMA_xLBPMEI_h7m8eKcl<M z{|upLU8vxj)k6=(dq8(Euht38iCG*3$4MQ3K{Ui{za9MDk_C>nG!mg*6f3@RV!!Dy zYU+!M?V<y8_f~8MZ)Yn)OFlq2ta~XZ@lJo<c~1HE8S<{2f^$;~<VJe^w6%mOI8y*^ zo<kVZU(F{4b@4G<9saho^b+e(PK{anN!YrSS{?-WmHF+h5FZk5_y$|D{K2pF@4hd< zm3NXpLh8E=J}Xo?Sxt?J9iaz>T~mD+f6->%5e(H(O~9j2-0lS3Zz)dxe0S#EnU;TS z1+1Ngg5l(_;}Gf<HpOLNNMV(1KgvJwuQCtVC>W7P-o32Rt7w0p$R@00nGCgd@1H>W z>mvvhif|1nW{sZiRe4N<^SQN<<#+#?0AH6Dij6NKGjqrw3#H*wc1Om*DX%Y_j=q%{ zXCpEp3>^z@l5blk3EN&soj}hZr(J*5Kyt+`<ueH37$m*7UT62oA2gzw^cKPvg$3`d z>2QqO39ZhCv?^TkQZF(NvEooQvZb5Y<iqIG9ZZPiuMu>Q2_Ok;$%a*I2t@M5()&$Q zuV=`l72@)HIyule&bL9;-q&H&xA3Xxc|8DS`hJ-e^zB)(=ryl3L>8eKYJh+Ke!cK( zwmHfOzQ8A%A?^JQAX0xp!To?PeLc@XvxgAG7QpKBDB5$%SMwfIwI>kGz&<(}KCq79 z_uig^In$u^bS?|I(*e!CouC=N%slEv86cwifl_Dsu3QefK_gtT&7j@j63>@_2q)R4 zrZV2K-w`h{0z<J3Cd(N;$*6y&y`piW(sI>YK~I_WYrIP0<ACL2sjTK`R~zIY$%{DZ z0`tLhD+3xi49C-Im-e&t04juSaVzNf8xJ2by5oA0w>NLdKl+jI3O9iA8VaviOYeV( zTKFljND&c=eUd343kD+Rb078iL#ms`<tQ`-xn<ZG!+QZns~8Wwr9^+`fZp?|160SU zA_7uPQLXxkg{eW&3&r>bg7moAG7Pd;l?P40x+rM2QzGdz?dmEn*GYUkzwP^7jB&Wh zfS-SG_@D&{8E!xr<E**sjws;Z0?GA7(s3|N_UNc4l2qEV5F8{5-#YxAMSRs=>xM!T zJ!haq_%|(J-Rp9)<VG>}RPcy(EHK-`P*jm3mj(l0$#6Rqz%n<Or4<3C=%WcL?5h7- zCaiJ{7LupFIgcdalTiyV1x$(G+xD^$F#)m=F#)m=F#)m=F#)m=F#)m=F#)m=F#)m= zF#)m=G65?I3jhTG#f?^#n*c{~)fG7pq8I=H+#-O0fC>YslFG5fXZr#G00004Sz0zM B8fpLl
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diff --git a/test/py/tests/test_ut.py b/test/py/tests/test_ut.py index 6958fabfa34..e8c8a6d6bd5 100644 --- a/test/py/tests/test_ut.py +++ b/test/py/tests/test_ut.py @@ -19,13 +19,14 @@ def mkdir_cond(dirname): if not os.path.exists(dirname): os.mkdir(dirname)
-def setup_image(cons, mmc_dev, part_type): +def setup_image(cons, mmc_dev, part_type, second_part=False): """Create a 20MB disk image with a single partition
Args: cons (ConsoleBase): Console to use mmc_dev (int): MMC device number to use, e.g. 1 part_type (int): Partition type, e.g. 0xc for FAT32 + second_part (bool): True to contain a small second partition
Returns: tuple: @@ -36,9 +37,13 @@ def setup_image(cons, mmc_dev, part_type): mnt = os.path.join(cons.config.persistent_data_dir, 'mnt') mkdir_cond(mnt)
+ spec = f'type={part_type:x}, size=18M, bootable' + if second_part: + spec += '\ntype=c' + u_boot_utils.run_and_log(cons, 'qemu-img create %s 20M' % fname) u_boot_utils.run_and_log(cons, 'sudo sfdisk %s' % fname, - stdin=f'type={part_type:x}'.encode('utf-8')) + stdin=spec.encode('utf-8')) return fname, mnt
def mount_image(cons, fname, mnt, fstype): @@ -59,7 +64,7 @@ def mount_image(cons, fname, mnt, fstype): u_boot_utils.run_and_log(cons, f'sudo mkfs.{fstype} {part}') opts = '' if fstype == 'vfat': - opts += ' -o uid={os.getuid()},gid={os.getgid()}' + opts += f' -o uid={os.getuid()},gid={os.getgid()}' u_boot_utils.run_and_log(cons, f'sudo mount -o loop {part} {mnt}{opts}') u_boot_utils.run_and_log(cons, f'sudo chown {getpass.getuser()} {mnt}') return loop @@ -218,7 +223,7 @@ booti ${kernel_addr_r} ${ramdisk_addr_r} ${fdt_addr_r} def setup_bootflow_image(cons): """Create a 20MB disk image with a single FAT partition""" mmc_dev = 1 - fname, mnt = setup_image(cons, mmc_dev, 0xc) + fname, mnt = setup_image(cons, mmc_dev, 0xc, second_part=True)
loop = None mounted = False