SGI ARCS port.
* Makefile.util.def (libgrubmods.a): Add dvh.c. * conf/Makefile.common (CCASFLAGS_PLATFORM): Add -mips3 on all mips platforms. * configure.ac: New target mips-arc. * gentpl.py: Likewise. * grub-core/Makefile.am: Likewise. * grub-core/Makefile.core.def: Likewise. (xz_decompress): Remove -D GRUB_MACHINE_LINK_ADDR. (none_decompress): Likewise. (lsdev): New module. (datetime): Use lib/arc/datetime.c on ARC. (part_dvh): New module. * grub-core/commands/arc/lsdev.c: New file. * grub-core/disk/arc/arcdisk.c: Likewise. * grub-core/kern/mips/arc/init.c: Likewise. * grub-core/kern/mips/cache_flush.S: Don't flush non 4-byte aligned addresses. * grub-core/kern/mips/dl.c (grub_arch_dl_check_header): Fix bigendian support. (grub_arch_dl_relocate_symbols): Likewise. * grub-core/kern/mips/loongson/init.c (grub_get_rtc): Moved from here... * grub-core/kern/mips/init.c (grub_get_rtc): ... here. * grub-core/kern/mips/startup.S (grub_arch_cpuclock): Have on all platforms. * grub-core/lib/arc/datetime.c: New file. * grub-core/loader/mips/linux.c: Always include time.h. Don't include pci.h on non-loongson. (envp_off) [!GRUB_MACHINE_MIPS_LOONGSON]: Remove. (grub_linux_boot): Set unused registers to 0. (grub_cmd_linux) [!GRUB_MACHINE_MIPS_LOONGSON]: Remove envp. * grub-core/mmap/mips/loongson/uppermem.c: Moved from here ... * grub-core/mmap/mips/uppermem.c: ...here. * grub-core/partmap/dvh.c: New file. * grub-core/term/arc/console.c: Likewise. * grub-core/term/terminfo.c (ANSI_C0_STR): New const. (grub_terminfo_set_current): Add terminal "arc". (grub_terminfo_readkey): Support ARC sequences. * include/grub/arc/arc.h: New file. * include/grub/arc/console.h: Likewise. * include/grub/disk.h (grub_disk_dev_id): Add GRUB_DISK_DEVICE_ARCDISK_ID. * include/grub/mips/arc/kernel.h: New file. * include/grub/mips/arc/memory.h: Likewise. * include/grub/mips/arc/time.h: Likewise. * include/grub/mips/loongson/kernel.h (grub_halt): Moved from here ... * include/grub/mips/kernel.h (grub_halt): ... here. * include/grub/mips/loongson.h (GRUB_CPU_REGISTER_WRAP): Moved from here... * include/grub/mips/mips.h (GRUB_CPU_REGISTER_WRAP): ... here. (GRUB_CPU_LOONGSON_COP0_TIMER_COUNT): Moved from here ... * include/grub/mips/mips.h (GRUB_CPU_LOONGSON_COP0_TIMER_COUNT): .. here * include/grub/mips/loongson/kernel.h (grub_reboot): Removed redundant proto. * include/grub/mips/loongson/memory.h (GRUB_ARCH_LOWMEMVSTART): Moved from here ... * include/grub/mips/memory.h (GRUB_ARCH_LOWMEMVSTART): ... here. (GRUB_ARCH_LOWMEMPSTART): Moved from here ... * include/grub/mips/memory.h (GRUB_ARCH_LOWMEMPSTART): ... here. (GRUB_ARCH_LOWMEMMAXSIZE): Moved from here ... * include/grub/mips/memory.h (GRUB_ARCH_LOWMEMMAXSIZE): ... here. (GRUB_ARCH_HIGHMEMPSTART): Moved from here ... * include/grub/mips/memory.h (GRUB_ARCH_HIGHMEMPSTART): ... here. (grub_phys_addr_t): Moved from here ... * include/grub/mips/memory.h (grub_phys_addr_t): ... here. (grub_vtop): Moved from here ... * include/grub/mips/memory.h (grub_vtop): ... here. (grub_map_memory): Moved from here ... * include/grub/mips/memory.h (grub_map_memory): ... here. (grub_unmap_memory): Moved from here ... * include/grub/mips/memory.h (grub_unmap_memory): ... here. (grub_machine_mmap_iterate): Moved from here ... * include/grub/mips/memory.h (grub_machine_mmap_iterate): ... here. (grub_mmap_get_lower): Moved from here ... * include/grub/mips/memory.h (grub_mmap_get_lower): ... here. (grub_mmap_get_upper): Moved from here ... * include/grub/mips/memory.h (grub_mmap_get_upper): ... here. * include/grub/mips/loongson/time.h (grub_arch_cpuclock): Moved from here ... * include/grub/mips/time.h (grub_arch_cpuclock): ... here. * include/grub/mips/loongson/time.h (grub_get_rtc): Moved from here ... * include/grub/mips/time.h (grub_get_rtc): ... here. * include/grub/mips/loongson/time.h (grub_arch_cpuclock): Moved from here ... * include/grub/mips/time.h (grub_arch_cpuclock): ... here. * include/grub/mips/loongson/time.h (grub_cpu_idle): Moved from here ... * include/grub/mips/time.h (grub_cpu_idle): ... here. * include/grub/offsets.h (GRUB_KERNEL_MIPS_ARC_LINK_ADDR): New definition. (GRUB_KERNEL_MIPS_ARC_LINK_ALIGN): Likewise. (GRUB_KERNEL_MIPS_ARC_COMPRESSED_SIZE): Likewise. (GRUB_KERNEL_MIPS_ARC_UNCOMPRESSED_SIZE): Likewise. (GRUB_KERNEL_MIPS_ARC_TOTAL_MODULE_SIZE): Likewise. (GRUB_KERNEL_MIPS_ARC_PREFIX): Likewise. (GRUB_KERNEL_MIPS_ARC_PREFIX_END): Likewise. (GRUB_KERNEL_MIPS_ARC_MOD_ALIGN): Likewise. (GRUB_MACHINE_LINK_ADDR): Likewise. * include/grub/terminfo.h (GRUB_TERMINFO_READKEY_MAX_LEN): Increased to 6. * util/grub-install.in: Run dvhtool on ARC. * util/grub-mkimage.c (image_targets): Add mips-arc.
This commit is contained in:
Vladimir 'phcoder' Serbinenko
commit
400b93718f
39 changed files with 1736 additions and 115 deletions
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@ -34,7 +34,7 @@ grub_arch_dl_check_header (void *ehdr)
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Elf_Ehdr *e = ehdr;
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/* Check the magic numbers. */
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#ifdef WORDS_BIGENDIAN
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#ifdef GRUB_CPU_WORDS_BIGENDIAN
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if (e->e_ident[EI_CLASS] != ELFCLASS32
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|| e->e_ident[EI_DATA] != ELFDATA2MSB
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|| e->e_machine != EM_MIPS)
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@ -144,14 +144,14 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
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rel < max;
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rel++)
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{
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Elf_Word *addr;
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grub_uint8_t *addr;
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Elf_Sym *sym;
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if (seg->size < rel->r_offset)
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return grub_error (GRUB_ERR_BAD_MODULE,
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"reloc offset is out of the segment");
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addr = (Elf_Word *) ((char *) seg->addr + rel->r_offset);
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addr = (grub_uint8_t *) ((char *) seg->addr + rel->r_offset);
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sym = (Elf_Sym *) ((char *) mod->symtab
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+ entsize * ELF_R_SYM (rel->r_info));
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if (sym->st_value == (grub_addr_t) &__gnu_local_gp_dummy)
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@ -163,7 +163,11 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
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{
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grub_uint32_t value;
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Elf_Rel *rel2;
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#ifdef GRUB_CPU_WORDS_BIGENDIAN
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addr += 2;
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#endif
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/* Handle partner lo16 relocation. Lower part is
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treated as signed. Hence add 0x8000 to compensate.
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*/
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@ -175,13 +179,20 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
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&& ELF_R_TYPE (rel2->r_info) == R_MIPS_LO16)
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{
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value += *(grub_int16_t *)
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((char *) seg->addr + rel2->r_offset);
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((char *) seg->addr + rel2->r_offset
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#ifdef GRUB_CPU_WORDS_BIGENDIAN
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+ 2
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#endif
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);
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break;
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}
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*(grub_uint16_t *) addr = (value >> 16) & 0xffff;
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}
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break;
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case R_MIPS_LO16:
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#ifdef GRUB_CPU_WORDS_BIGENDIAN
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addr += 2;
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#endif
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*(grub_uint16_t *) addr += (sym->st_value) & 0xffff;
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break;
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case R_MIPS_32:
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@ -208,6 +219,9 @@ grub_arch_dl_relocate_symbols (grub_dl_t mod, void *ehdr)
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case R_MIPS_GOT16:
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case R_MIPS_CALL16:
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/* FIXME: reuse*/
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#ifdef GRUB_CPU_WORDS_BIGENDIAN
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addr += 2;
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#endif
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*gpptr = sym->st_value + *(grub_uint16_t *) addr;
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*(grub_uint16_t *) addr
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= sizeof (grub_uint32_t) * (gpptr - gp);
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