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sparc32: Put back SPARC_BRANCH.

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It's needed for the floppy interrupt trap table patching.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2012-05-11 20:57:29 -07:00
parent 4419f11b45
commit 59a0c3d91e
1 changed files with 7 additions and 0 deletions
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7
arch/sparc/include/asm/traps.h
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@ -31,6 +31,13 @@ extern struct tt_entry *sparc_ttable;
#define SPARC_MOV_CONST_L3(const) (0xa6102000 | (const&0xfff)) #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_PSR_L0 (0xa1480000)
#define SPARC_RD_WIM_L3 (0xa7500000) #define SPARC_RD_WIM_L3 (0xa7500000)
#define SPARC_NOP (0x01000000) #define SPARC_NOP (0x01000000)