For Banana Pi R2 we need to place the U-Boot partition at precisely 0x50000.
Signed-off-by: David Woodhouse <dw...@infradead.org> --- This is part of the Banana Pi R2 support in https://github.com/openwrt/openwrt/pull/3101 but I'll send it under separate cover for review too. tools/firmware-utils/src/ptgen.c | 30 +++++++++++++++++++++++++++--- 1 file changed, 27 insertions(+), 3 deletions(-) diff --git a/tools/firmware-utils/src/ptgen.c b/tools/firmware-utils/src/ptgen.c index 83067c104d..9d6ff13640 100644 --- a/tools/firmware-utils/src/ptgen.c +++ b/tools/firmware-utils/src/ptgen.c @@ -106,6 +106,7 @@ struct pte { }; struct partinfo { + unsigned long start; unsigned long size; int type; }; @@ -290,8 +291,16 @@ static int gen_ptable(uint32_t signature, int nr) pte[i].type = parts[i].type; start = sect + sectors; - if (kb_align != 0) + if (parts[i].start != 0) { + if (parts[i].start * 2 < start) { + fprintf(stderr, "Invalid start %ld for partition %d!\n", + parts[i].start, i); + return ret; + } + start = parts[i].start * 2; + } else if (kb_align != 0) { start = round_to_kb(start); + } pte[i].start = cpu_to_le32(start); sect = start + parts[i].size * 2; @@ -369,8 +378,16 @@ static int gen_gptable(uint32_t signature, guid_t guid, unsigned nr) return ret; } start = sect + sectors; - if (kb_align != 0) + if (parts[i].start != 0) { + if (parts[i].start * 2 < start) { + fprintf(stderr, "Invalid start %ld for partition %d!\n", + parts[i].start, i); + return ret; + } + start = parts[i].start * 2; + } else if (kb_align != 0) { start = round_to_kb(start); + } gpte[i].start = cpu_to_le64(start); sect = start + parts[i].size * 2; @@ -481,13 +498,14 @@ fail: static void usage(char *prog) { - fprintf(stderr, "Usage: %s [-v] [-n] [-g] -h <heads> -s <sectors> -o <outputfile> [-a 0..4] [-l <align kB>] [-G <guid>] [[-t <type>] -p <size>...] \n", prog); + fprintf(stderr, "Usage: %s [-v] [-n] [-g] -h <heads> -s <sectors> -o <outputfile> [-a 0..4] [-l <align kB>] [-G <guid>] [[-t <type>] -p <size>[@<start>]...] \n", prog); exit(EXIT_FAILURE); } int main (int argc, char **argv) { unsigned char type = 0x83; + char *p; int ch; int part = 0; uint32_t signature = 0x5452574F; /* 'OWRT' */ @@ -519,7 +537,13 @@ int main (int argc, char **argv) fputs("Too many partitions\n", stderr); exit(EXIT_FAILURE); } + p = strchr(optarg, '@'); + if (p) { + *(p++) = 0; + parts[part].start = to_kbytes(p); + } parts[part].size = to_kbytes(optarg); + fprintf(stderr, "part %ld %ld\n", parts[part].start, parts[part].size); parts[part++].type = type; break; case 't':
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