diff options
Diffstat (limited to 'arch/powerpc/include')
-rw-r--r-- | arch/powerpc/include/asm/dcr-regs.h | 4 | ||||
-rw-r--r-- | arch/powerpc/include/asm/elf.h | 7 | ||||
-rw-r--r-- | arch/powerpc/include/asm/sections.h | 12 |
3 files changed, 22 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/dcr-regs.h b/arch/powerpc/include/asm/dcr-regs.h index 29b0ece..f15296c 100644 --- a/arch/powerpc/include/asm/dcr-regs.h +++ b/arch/powerpc/include/asm/dcr-regs.h @@ -68,6 +68,10 @@ #define SDR0_UART3 0x0123 #define SDR0_CUST0 0x4000 +/* SDRs (460EX/460GT) */ +#define SDR0_ETH_CFG 0x4103 +#define SDR0_ETH_CFG_ECS 0x00000100 /* EMAC int clk source */ + /* * All those DCR register addresses are offsets from the base address * for the SRAM0 controller (e.g. 0x20 on 440GX). The base address is diff --git a/arch/powerpc/include/asm/elf.h b/arch/powerpc/include/asm/elf.h index 80d1f39..64c6ee2 100644 --- a/arch/powerpc/include/asm/elf.h +++ b/arch/powerpc/include/asm/elf.h @@ -409,6 +409,13 @@ do { \ /* Keep this the last entry. */ #define R_PPC64_NUM 107 +/* There's actually a third entry here, but it's unused */ +struct ppc64_opd_entry +{ + unsigned long funcaddr; + unsigned long r2; +}; + #ifdef __KERNEL__ #ifdef CONFIG_SPU_BASE diff --git a/arch/powerpc/include/asm/sections.h b/arch/powerpc/include/asm/sections.h index 7710e9e..07956f3 100644 --- a/arch/powerpc/include/asm/sections.h +++ b/arch/powerpc/include/asm/sections.h @@ -2,6 +2,8 @@ #define _ASM_POWERPC_SECTIONS_H #ifdef __KERNEL__ +#include <linux/elf.h> +#include <linux/uaccess.h> #include <asm-generic/sections.h> #ifdef __powerpc64__ @@ -17,7 +19,15 @@ static inline int in_kernel_text(unsigned long addr) } #undef dereference_function_descriptor -void *dereference_function_descriptor(void *); +static inline void *dereference_function_descriptor(void *ptr) +{ + struct ppc64_opd_entry *desc = ptr; + void *p; + + if (!probe_kernel_address(&desc->funcaddr, p)) + ptr = p; + return ptr; +} #endif |