| * Basic assembly code to read BHRB entries |
| * Copyright 2013 Anshuman Khandual, IBM Corporation. |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version |
| * 2 of the License, or (at your option) any later version. |
| #include <asm/ppc-opcode.h> |
| /* r3 = n (where n = [0-31]) |
| * The maximum number of BHRB entries supported with PPC_MFBHRBE instruction |
| * is 1024. We have limited number of table entries here as POWER8 implements |
| #define MFBHRB_TABLE1(n) PPC_MFBHRBE(R3,n); blr |
| #define MFBHRB_TABLE2(n) MFBHRB_TABLE1(n); MFBHRB_TABLE1(n+1) |
| #define MFBHRB_TABLE4(n) MFBHRB_TABLE2(n); MFBHRB_TABLE2(n+2) |
| #define MFBHRB_TABLE8(n) MFBHRB_TABLE4(n); MFBHRB_TABLE4(n+4) |
| #define MFBHRB_TABLE16(n) MFBHRB_TABLE8(n); MFBHRB_TABLE8(n+8) |
| #define MFBHRB_TABLE32(n) MFBHRB_TABLE16(n); MFBHRB_TABLE16(n+16) |