Sorry for the late reply.. had some days off. > >> The section header address is a VMA whereas the address found in >> the program header is a physical one. With this change it is >> possible to load and start a vx7 intel generic based image. >> >> $ readelf -l /tmp/vx7 >> >> Elf file type is EXEC (Executable file) >> Entry point 0x408000 >> There are 2 program headers, starting at offset 52 >> >> Program Headers: >> Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align >> LOAD 0x001000 0x00408000 0x00408000 0x04000 0x04000 RWE 0x1000 >> LOAD 0x005000 0xe040c000 0x0040c000 0x583a84 0x5ccc70 RWE 0x1000 >> >> Section to Segment mapping: >> Segment Sections... >> 00 .text.locore .data.locore >> 01 .text .eh_frame .wrs_build_vars .data .tls_data .tls_vars .bss >> >> $ readelf -S /tmp/vx7 >> There are 13 section headers, starting at offset 0x588af8: >> >> Section Headers: >> [Nr] Name Type Addr Off Size ES Flg Lk >> Inf Al >> [ 0] NULL 00000000 000000 000000 00 0 >> 0 0 >> [ 1] .text.locore PROGBITS 00408000 001000 00011e 00 AX 0 >> 0 16 >> [ 2] .data.locore PROGBITS 00409000 002000 003000 00 WA 0 >> 0 4096 >> [ 3] .text PROGBITS e040c000 005000 4802a0 00 WAX 0 >> 0 32 >> [ 4] .eh_frame PROGBITS e088c2a0 4852a0 0a1ed0 00 A 0 >> 0 4 >> [ 5] .wrs_build_vars PROGBITS e092e170 527170 000190 00 Ax 0 >> 0 1 >> [ 6] .data PROGBITS e092f000 528000 060a70 00 WA 0 >> 0 4096 >> [ 7] .tls_data PROGBITS e098fa70 588a70 000004 00 A 0 >> 0 4 >> [ 8] .tls_vars PROGBITS e098fa78 588a78 00000c 00 WA 0 >> 0 4 >> [ 9] .bss NOBITS e098faa0 588a84 0491d0 00 WA 0 >> 0 32 >> [10] .shstrtab STRTAB 00000000 588a84 000074 00 0 >> 0 1 >> [11] .symtab SYMTAB 00000000 588d00 056ee0 10 12 >> 9758 4 >> [12] .strtab STRTAB 00000000 5dfbe0 05f48a 00 0 >> 0 1 >> Key to Flags: >> W (write), A (alloc), X (execute), M (merge), S (strings) >> I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown) >> O (extra OS processing required) o (OS specific), p (processor specific) > > First, this is within the realm of 'bootvx' and not 'bootelf', this > needs to be clear from the commit message. >
Okay.. will send a V2 shortly. >> Signed-off-by: Christian Gmeiner <christian.gmei...@gmail.com> >> --- >> cmd/elf.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/cmd/elf.c b/cmd/elf.c >> index 5190cc6..445daa0 100644 >> --- a/cmd/elf.c >> +++ b/cmd/elf.c >> @@ -376,7 +376,7 @@ int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char >> * const argv[]) >> * binary image. >> */ >> if (valid_elf_image(addr)) >> - addr = load_elf_image_shdr(addr); >> + addr = load_elf_image_phdr(addr); > > Have you tested this with an older VxWorks image as well? Thanks! > Yes.. a vx5.5 based image boots too and here is the readelf output: $ readelf -l /tmp/vx5 Elf file type is EXEC (Executable file) Entry point 0x308000 There are 1 program headers, starting at offset 52 Program Headers: Type Offset VirtAddr PhysAddr FileSiz MemSiz Flg Align LOAD 0x000060 0x00308000 0x00308000 0x3513a0 0x757860 RWE 0x20 Section to Segment mapping: Segment Sections... 00 .text .data .bss [christian@chgm-pc ~]$ readelf -S /tmp/vx5 There are 12 section headers, starting at offset 0x356580: Section Headers: [Nr] Name Type Addr Off Size ES Flg Lk Inf Al [ 0] NULL 00000000 000000 000000 00 0 0 0 [ 1] .text PROGBITS 00308000 000060 319b10 00 WAX 0 0 32 [ 2] .data PROGBITS 00621b20 319b80 037880 00 WA 0 0 32 [ 3] .bss NOBITS 006593a0 351400 4064c0 00 WA 0 0 16 [ 4] .debug_aranges PROGBITS 00000000 351400 000060 00 0 0 1 [ 5] .debug_pubnames PROGBITS 00000000 351460 00018b 00 0 0 1 [ 6] .debug_info PROGBITS 00000000 3515eb 003429 00 0 0 1 [ 7] .debug_abbrev PROGBITS 00000000 354a14 000454 00 0 0 1 [ 8] .debug_line PROGBITS 00000000 354e68 0016a4 00 0 0 1 [ 9] .shstrtab STRTAB 00000000 35650c 000071 00 0 0 1 [10] .symtab SYMTAB 00000000 356760 0440e0 10 11 8574 4 [11] .strtab STRTAB 00000000 39a840 03e66c 00 0 0 1 Key to Flags: W (write), A (alloc), X (execute), M (merge), S (strings) I (info), L (link order), G (group), T (TLS), E (exclude), x (unknown) O (extra OS processing required) o (OS specific), p (processor specific) greets -- Christian Gmeiner, MSc https://soundcloud.com/christian-gmeiner _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
