1 #ifndef _NACA_H 2 #define _NACA_H 3 4 /* 5 * c 2001 PPC 64 Team, IBM Corp 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * as published by the Free Software Foundation; either version 10 * 2 of the License, or (at your option) any later version. 11 */ 12 13 #include <asm/types.h> 14 #include <asm/systemcfg.h> 15 16 struct naca_struct { 17 /*================================================================== 18 * Cache line 1: 0x0000 - 0x007F 19 * Kernel only data - undefined for user space 20 *================================================================== 21 */ 22 void *xItVpdAreas; /* VPD Data 0x00 */ 23 void *xRamDisk; /* iSeries ramdisk 0x08 */ 24 u64 xRamDiskSize; /* In pages 0x10 */ 25 struct paca_struct *paca; /* Ptr to an array of pacas 0x18 */ 26 u64 debug_switch; /* Debug print control 0x20 */ 27 u64 banner; /* Ptr to banner string 0x28 */ 28 u64 log; /* Ptr to log buffer 0x30 */ 29 u64 serialPortAddr; /* Phy addr of serial port 0x38 */ 30 u64 interrupt_controller; /* Type of int controller 0x40 */ 31 u64 slb_size; /* SLB size in entries 0x48 */ 32 u64 pftSize; /* Log 2 of page table size 0x50 */ 33 void *systemcfg; /* Pointer to systemcfg data 0x58 */ 34 u32 dCacheL1LogLineSize; /* L1 d-cache line size Log2 0x60 */ 35 u32 dCacheL1LinesPerPage; /* L1 d-cache lines / page 0x64 */ 36 u32 iCacheL1LogLineSize; /* L1 i-cache line size Log2 0x68 */ 37 u32 iCacheL1LinesPerPage; /* L1 i-cache lines / page 0x6c */ 38 u64 smt_snooze_delay; /* Delay (in usec) before 0x70 */ 39 /* entering ST mode */ 40 u8 smt_state; /* 0 = SMT off 0x78 */ 41 /* 1 = SMT on */ 42 /* 2 = SMT dynamic */ 43 u8 resv0[7]; /* Reserved 0x79 - 0x7F */ 44 }; 45 46 extern struct naca_struct *naca; 47 48 #endif /* _NACA_H */ 49