diff options
| -rw-r--r-- | util/cbfstool/cbfs-mkstage.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/util/cbfstool/cbfs-mkstage.c b/util/cbfstool/cbfs-mkstage.c index f94d0da299..3e62525d48 100644 --- a/util/cbfstool/cbfs-mkstage.c +++ b/util/cbfstool/cbfs-mkstage.c @@ -102,6 +102,7 @@ int parse_elf_to_stage(const struct buffer *input, struct buffer *output, Elf64_Phdr *phdr; Elf64_Ehdr *ehdr; Elf64_Shdr *shdr_ignored; + Elf64_Addr virt_to_phys; char *buffer; struct buffer outheader; int ret = -1; @@ -143,6 +144,7 @@ int parse_elf_to_stage(const struct buffer *input, struct buffer *output, data_start = ~0; data_end = 0; mem_end = 0; + virt_to_phys = 0; for (i = 0; i < headers; i++) { unsigned int start, mend, rend; @@ -169,6 +171,9 @@ int parse_elf_to_stage(const struct buffer *input, struct buffer *output, if (mend > mem_end) mem_end = mend; + + if (virt_to_phys == 0) + virt_to_phys = phdr[i].p_paddr - phdr[i].p_vaddr; } if (data_start < *location) { @@ -262,7 +267,10 @@ int parse_elf_to_stage(const struct buffer *input, struct buffer *output, * Maybe we should just change the spec. */ xdr_le.put32(&outheader, algo); - xdr_le.put64(&outheader, ehdr->e_entry); + /* Coreboot expects entry point to be physical address. Thus, adjust the + * entry point accordingly. + */ + xdr_le.put64(&outheader, ehdr->e_entry + virt_to_phys); xdr_le.put64(&outheader, data_start); xdr_le.put32(&outheader, outlen); xdr_le.put32(&outheader, mem_end - data_start); |