It's needed for the floppy interrupt trap table patching. Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx> --- Tsk tsk, Sam both you and I are naughty for not testing with BLK_DEV_FD enabled :-) arch/sparc/include/asm/traps.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/arch/sparc/include/asm/traps.h b/arch/sparc/include/asm/traps.h index 5fac90f..3aa62dd 100644 --- a/arch/sparc/include/asm/traps.h +++ b/arch/sparc/include/asm/traps.h @@ -31,6 +31,13 @@ extern struct tt_entry *sparc_ttable; #define SPARC_MOV_CONST_L3(const) (0xa6102000 | (const&0xfff)) +/* The following assumes that the branch lies before the place we + * are branching to. This is the case for a trap vector... + * You have been warned. + */ +#define SPARC_BRANCH(dest_addr, inst_addr) \ + (0x10800000 | (((dest_addr-inst_addr)>>2)&0x3fffff)) + #define SPARC_RD_PSR_L0 (0xa1480000) #define SPARC_RD_WIM_L3 (0xa7500000) #define SPARC_NOP (0x01000000) -- 1.7.10 -- To unsubscribe from this list: send the line "unsubscribe sparclinux" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
