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Annotation of qemu/roms/SLOF/clients/net-snk/include/macros.h, revision 1.1

1.1     ! root        1: /******************************************************************************
        !             2:  * Copyright (c) 2004, 2008 IBM Corporation
        !             3:  * All rights reserved.
        !             4:  * This program and the accompanying materials
        !             5:  * are made available under the terms of the BSD License
        !             6:  * which accompanies this distribution, and is available at
        !             7:  * http://www.opensource.org/licenses/bsd-license.php
        !             8:  *
        !             9:  * Contributors:
        !            10:  *     IBM Corporation - initial implementation
        !            11:  *****************************************************************************/
        !            12: 
        !            13: 
        !            14: #define LOAD64(rn,name)                        \
        !            15:        lis     rn,name##@highest;      \
        !            16:        ori     rn,rn,name##@higher;    \
        !            17:        rldicr  rn,rn,32,31;            \
        !            18:        oris    rn,rn,name##@h;         \
        !            19:        ori     rn,rn,name##@l
        !            20: 
        !            21: #define LOAD32(rn, name)               \
        !            22:        lis     rn,name##@h;            \
        !            23:        ori     rn,rn,name##@l
        !            24: 
        !            25: // load 32 bit constant in little endian order         
        !            26: #define LOAD32le(rn,name) \
        !            27:         lis     rn,(((name>>8)&0x00FF)|((name<<8)&0xFF00));  \
        !            28:         ori     rn,rn,(((name>>24)&0x00FF)|((name>>8)&0xFF00))
        !            29: 
        !            30: // load 16 bit constant in little endian order
        !            31: #define LOAD16le(rn,name) \
        !            32:         li      rn,(((name>>8)&0x00FF)|(name<<8))
        !            33: 
        !            34: #define SET_CI(rn)     \
        !            35:        sync;           \
        !            36:        mfspr rn,LPCR;  \
        !            37:        ori rn,rn,2;    \
        !            38:        mtspr LPCR,rn;  \
        !            39:        sync
        !            40:        
        !            41: #define CLR_CI(rn)     \
        !            42:        sync;           \
        !            43:        mfspr rn,LPCR;  \
        !            44:        ori rn,rn,2;    \
        !            45:        xori rn,rn,2;   \
        !            46:        mtspr LPCR,rn;  \
        !            47:        sync
        !            48: 
        !            49: #define SAVE_AND_SET_CI(rn,rx) \
        !            50:        sync;           \
        !            51:        mfspr rx,LPCR;  \
        !            52:        ori rn,rx,2;    \
        !            53:        mtspr LPCR,rn;  \
        !            54:        sync
        !            55: 
        !            56: #define RESTORE_CI(rx) \
        !            57:        sync;           \
        !            58:        mtspr LPCR,rx;  \
        !            59:        sync
        !            60: 
        !            61: #define ENTRY(func_name)              \
        !            62:        .text;                        \
        !            63:        .align  2;                    \
        !            64:        .globl  .func_name;           \
        !            65:         .func_name:                   \
        !            66:        .globl  func_name;            \
        !            67:         func_name:
        !            68: 
        !            69: #define ASM_ENTRY(fn)  \
        !            70:        .globl  fn;     \
        !            71: fn:
        !            72: 

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