d993d29491
- Build GRUB2 for ppc64le as LittleEndian and 64bit - Fix timeout issue on ppc64le (bnc#869166) - Add powerpc-utils requires to grub2-powerpc-ieee1275 - added patches: * grub2-ppc64-build-ppc64-32bit.patch * grub2-ppc64-qemu.patch * grub2-ppc64le-01-Add-Little-Endian-support-for-Power64-to-the-build.patch * grub2-ppc64le-02-Build-grub-as-O1-until-we-add-savegpr-and-restgpr-ro.patch * grub2-ppc64le-03-disable-creation-of-vsx-and-altivec-instructions.patch * grub2-ppc64le-04-powerpc64-LE-s-linker-knows-how-to-handle-the-undefi.patch * grub2-ppc64le-05-grub-install-can-now-recognize-and-install-a-LE-grub.patch * grub2-ppc64le-06-set-the-ABI-version-to-0x02-in-the-e_flag-of-the-PPC.patch * grub2-ppc64le-07-Add-IEEE1275_ADDR-helper.patch * grub2-ppc64le-08-Fix-some-more-warnings-when-casting.patch * grub2-ppc64le-09-Add-powerpc64-types.patch * grub2-ppc64le-10-powerpc64-is-not-necessarily-BigEndian-anymore.patch * grub2-ppc64le-11-Fix-warnings-when-building-powerpc-linux-loader-64bi.patch * grub2-ppc64le-12-GRUB_ELF_R_PPC_-processing-is-applicable-only-for-32.patch * grub2-ppc64le-13-Fix-powerpc-setjmp-longjmp-64bit-issues.patch * grub2-ppc64le-14-Add-powerpc64-ieee1275-trampoline.patch * grub2-ppc64le-15-Add-64bit-support-to-powerpc-startup-code.patch * grub2-ppc64le-16-Add-grub_dl_find_section_addr.patch * grub2-ppc64le-17-Add-ppc64-relocations.patch * grub2-ppc64le-18-ppc64-doesn-t-need-libgcc-routines.patch * grub2-ppc64le-19-Use-FUNC_START-FUNC_END-for-powerpc-function-definit.patch * grub2-ppc64le-20-.TOC.-symbol-is-special-in-ppc64le-.-It-maps-to-the-.patch * grub2-ppc64le-21-the-.toc-section-in-powerpc64le-modules-are-sometime.patch * grub2-ppc64le-22-all-parameter-to-firmware-calls-should-to-be-BigEndi.patch * grub2-ppc64le-23-grub-segfaults-if-initrd-is-specified-before-specify.patch * grub2-ppc64le-timeout.patch OBS-URL: https://build.opensuse.org/request/show/229655 OBS-URL: https://build.opensuse.org/package/show/Base:System/grub2?expand=0&rev=87
68 lines
2.1 KiB
Diff
68 lines
2.1 KiB
Diff
From 8212195e18301ed18a060722e2b5933d2052b2c1 Mon Sep 17 00:00:00 2001
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From: Ram Pai <linuxram@us.ibm.com>
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Date: Tue, 25 Feb 2014 18:59:13 +0000
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Subject: [PATCH 20/23] handle .TOC. symbol while loading
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.TOC. symbol is special in ppc64le . It maps to the
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address of the .toc section.
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Signed-off-by: Ram Pai <linuxram@us.ibm.com>
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---
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grub-core/kern/dl.c | 34 +++++++++++++++++++++++++++++++++-
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1 file changed, 33 insertions(+), 1 deletion(-)
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diff --git a/grub-core/kern/dl.c b/grub-core/kern/dl.c
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index de2d0ed..ce2ff38 100644
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--- a/grub-core/kern/dl.c
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+++ b/grub-core/kern/dl.c
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@@ -343,6 +343,26 @@ grub_dl_load_segments (grub_dl_t mod, const Elf_Ehdr *e)
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return GRUB_ERR_NONE;
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}
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+#ifdef __powerpc64le__
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+static int
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+grub_dl_find_section_index (Elf_Ehdr *e, const char *name)
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+{
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+ Elf_Shdr *s;
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+ const char *str;
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+ unsigned i;
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+
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+ s = (Elf_Shdr *) ((char *) e + e->e_shoff + e->e_shstrndx * e->e_shentsize);
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+ str = (char *) e + s->sh_offset;
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+
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+ for (i = 0, s = (Elf_Shdr *) ((char *) e + e->e_shoff);
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+ i < e->e_shnum;
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+ i++, s = (Elf_Shdr *) ((char *) s + e->e_shentsize))
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+ if (grub_strcmp (str + s->sh_name, name) == 0)
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+ return i;
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+ return -1;
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+}
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+#endif
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+
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static grub_err_t
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grub_dl_resolve_symbols (grub_dl_t mod, Elf_Ehdr *e)
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{
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@@ -392,7 +412,19 @@ grub_dl_resolve_symbols (grub_dl_t mod, Elf_Ehdr *e)
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/* Resolve a global symbol. */
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if (sym->st_name != 0 && sym->st_shndx == 0)
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{
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- grub_symbol_t nsym = grub_dl_resolve_symbol (name);
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+ grub_symbol_t nsym;
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+
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+#ifdef __powerpc64le__
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+ if (grub_strcmp(name, ".TOC.") == 0) {
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+ int j = grub_dl_find_section_index (e, ".toc");
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+ if (j < 0)
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+ return grub_error (GRUB_ERR_BAD_MODULE,
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+ N_("section '.toc' not found"), name);
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+ sym->st_value = (Elf_Addr) grub_dl_get_section_addr (mod, j);
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+ break;
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+ }
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+#endif
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+ nsym = grub_dl_resolve_symbol (name);
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if (! nsym)
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return grub_error (GRUB_ERR_BAD_MODULE,
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N_("symbol `%s' not found"), name);
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--
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1.8.3.1
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