diff options
| -rw-r--r-- | target/linux/generic-2.6/patches-2.6.30/027-mips_module_reloc.patch | 60 |
1 files changed, 36 insertions, 24 deletions
diff --git a/target/linux/generic-2.6/patches-2.6.30/027-mips_module_reloc.patch b/target/linux/generic-2.6/patches-2.6.30/027-mips_module_reloc.patch index c10da0a64..54de43b90 100644 --- a/target/linux/generic-2.6/patches-2.6.30/027-mips_module_reloc.patch +++ b/target/linux/generic-2.6/patches-2.6.30/027-mips_module_reloc.patch @@ -1,6 +1,8 @@ ---- a/arch/mips/Makefile -+++ b/arch/mips/Makefile -@@ -83,7 +83,7 @@ all-$(CONFIG_BOOT_ELF64) := $(vmlinux-64 +Index: linux-2.6.30.4/arch/mips/Makefile +=================================================================== +--- linux-2.6.30.4.orig/arch/mips/Makefile 2009-08-06 16:02:25.000000000 +0200 ++++ linux-2.6.30.4/arch/mips/Makefile 2009-08-06 16:02:37.000000000 +0200 +@@ -83,7 +83,7 @@ cflags-y += -G 0 -mno-abicalls -fno-pic -pipe cflags-y += -msoft-float LDFLAGS_vmlinux += -G 0 -static -n -nostdlib @@ -9,9 +11,11 @@ cflags-y += -ffreestanding ---- a/arch/mips/include/asm/module.h -+++ b/arch/mips/include/asm/module.h -@@ -9,6 +9,11 @@ struct mod_arch_specific { +Index: linux-2.6.30.4/arch/mips/include/asm/module.h +=================================================================== +--- linux-2.6.30.4.orig/arch/mips/include/asm/module.h 2009-08-06 16:02:25.000000000 +0200 ++++ linux-2.6.30.4/arch/mips/include/asm/module.h 2009-08-06 16:02:37.000000000 +0200 +@@ -9,6 +9,11 @@ struct list_head dbe_list; const struct exception_table_entry *dbe_start; const struct exception_table_entry *dbe_end; @@ -23,9 +27,11 @@ }; typedef uint8_t Elf64_Byte; /* Type for a 8-bit quantity. */ ---- a/arch/mips/kernel/module.c -+++ b/arch/mips/kernel/module.c -@@ -43,6 +43,114 @@ static struct mips_hi16 *mips_hi16_list; +Index: linux-2.6.30.4/arch/mips/kernel/module.c +=================================================================== +--- linux-2.6.30.4.orig/arch/mips/kernel/module.c 2009-08-06 16:02:36.000000000 +0200 ++++ linux-2.6.30.4/arch/mips/kernel/module.c 2009-08-06 16:03:15.000000000 +0200 +@@ -43,6 +43,116 @@ static LIST_HEAD(dbe_list); static DEFINE_SPINLOCK(dbe_lock); @@ -35,7 +41,7 @@ + * physically mapped memory to put the module into. + */ +static unsigned int -+get_plt_size(const Elf32_Ehdr *hdr, const Elf32_Shdr *sechdrs, ++get_plt_size(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, + const char *secstrings, unsigned int symindex, bool is_init) +{ + unsigned long ret = 0; @@ -103,6 +109,7 @@ + return ret; +} + ++#ifndef MODULE_START +static void *alloc_phys(unsigned long size) +{ + unsigned order; @@ -124,6 +131,7 @@ + + return page_address(page); +} ++#endif + +static void free_phys(void *ptr, unsigned long size) +{ @@ -140,7 +148,7 @@ void *module_alloc(unsigned long size) { #ifdef MODULE_START -@@ -58,16 +166,41 @@ void *module_alloc(unsigned long size) +@@ -58,16 +168,45 @@ return __vmalloc_area(area, GFP_KERNEL, PAGE_KERNEL); #else @@ -159,14 +167,18 @@ + return vmalloc(size); + + return ptr; - #endif - } - ++#endif ++} ++ +static inline bool is_phys_addr(void *ptr) +{ ++#ifdef CONFIG_64BIT ++ return (KSEGX((unsigned long)ptr) == CKSEG0); ++#else + return (KSEGX(ptr) == KSEG0); -+} -+ + #endif + } + /* Free memory returned from module_alloc */ void module_free(struct module *mod, void *module_region) { @@ -184,7 +196,7 @@ /* FIXME: If module_region == mod->init_region, trim exception table entries. */ } -@@ -75,6 +208,24 @@ void module_free(struct module *mod, voi +@@ -75,6 +214,24 @@ int module_frob_arch_sections(Elf_Ehdr *hdr, Elf_Shdr *sechdrs, char *secstrings, struct module *mod) { @@ -209,7 +221,7 @@ return 0; } -@@ -97,27 +248,41 @@ static int apply_r_mips_32_rela(struct m +@@ -97,27 +254,41 @@ return 0; } @@ -234,14 +246,14 @@ + /* adjust carry for addiu */ + if (v & 0x00008000) + v += 0x10000; - -- *location = (*location & ~0x03ffffff) | -- ((*location + (v >> 2)) & 0x03ffffff); ++ + tramp[0] = 0x3c190000 | (v >> 16); /* lui t9, hi16 */ + tramp[1] = 0x27390000 | (v & 0xffff); /* addiu t9, t9, lo16 */ + tramp[2] = 0x03200008; /* jr t9 */ + tramp[3] = 0x00000000; /* nop */ -+ + +- *location = (*location & ~0x03ffffff) | +- ((*location + (v >> 2)) & 0x03ffffff); + return (Elf_Addr) tramp; +} + @@ -265,7 +277,7 @@ { if (v % 4) { printk(KERN_ERR "module %s: dangerous relocation\n", me->name); -@@ -125,17 +290,31 @@ static int apply_r_mips_26_rela(struct m +@@ -125,17 +296,31 @@ } if ((v & 0xf0000000) != (((unsigned long)location + 4) & 0xf0000000)) { @@ -300,7 +312,7 @@ static int apply_r_mips_hi16_rel(struct module *me, u32 *location, Elf_Addr v) { struct mips_hi16 *n; -@@ -400,11 +579,23 @@ int module_finalize(const Elf_Ehdr *hdr, +@@ -400,11 +585,23 @@ list_add(&me->arch.dbe_list, &dbe_list); spin_unlock_irq(&dbe_lock); } |