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Diffstat (limited to 'post/lib_ppc/threei.c')
| -rw-r--r-- | post/lib_ppc/threei.c | 134 | 
1 files changed, 0 insertions, 134 deletions
| diff --git a/post/lib_ppc/threei.c b/post/lib_ppc/threei.c deleted file mode 100644 index 31953f935..000000000 --- a/post/lib_ppc/threei.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> - -/* - * CPU test - * Ternary instructions		instr rA,rS,UIMM - * - * Logic instructions:		ori, oris, xori, xoris - * - * The test contains a pre-built table of instructions, operands and - * expected results. For each table entry, the test will cyclically use - * different sets of operand registers and result registers. - */ - -#include <post.h> -#include "cpu_asm.h" - -#if CONFIG_POST & CONFIG_SYS_POST_CPU - -extern void cpu_post_exec_21 (ulong *code, ulong *cr, ulong *res, ulong op); -extern ulong cpu_post_makecr (long v); - -static struct cpu_post_threei_s -{ -    ulong cmd; -    ulong op1; -    ushort op2; -    ulong res; -} cpu_post_threei_table[] = -{ -    { -	OP_ORI, -	0x80000000, -	0xffff, -	0x8000ffff -    }, -    { -	OP_ORIS, -	0x00008000, -	0xffff, -	0xffff8000 -    }, -    { -	OP_XORI, -	0x8000ffff, -	0xffff, -	0x80000000 -    }, -    { -	OP_XORIS, -	0x00008000, -	0xffff, -	0xffff8000 -    }, -}; -static unsigned int cpu_post_threei_size = -    sizeof (cpu_post_threei_table) / sizeof (struct cpu_post_threei_s); - -int cpu_post_test_threei (void) -{ -    int ret = 0; -    unsigned int i, reg; -    int flag = disable_interrupts(); - -    for (i = 0; i < cpu_post_threei_size && ret == 0; i++) -    { -	struct cpu_post_threei_s *test = cpu_post_threei_table + i; - -	for (reg = 0; reg < 32 && ret == 0; reg++) -	{ -	    unsigned int reg0 = (reg + 0) % 32; -	    unsigned int reg1 = (reg + 1) % 32; -	    unsigned int stk = reg < 16 ? 31 : 15; -	    unsigned long code[] = -	    { -		ASM_STW(stk, 1, -4), -		ASM_ADDI(stk, 1, -16), -		ASM_STW(3, stk, 8), -		ASM_STW(reg0, stk, 4), -		ASM_STW(reg1, stk, 0), -		ASM_LWZ(reg0, stk, 8), -		ASM_11IX(test->cmd, reg1, reg0, test->op2), -		ASM_STW(reg1, stk, 8), -		ASM_LWZ(reg1, stk, 0), -		ASM_LWZ(reg0, stk, 4), -		ASM_LWZ(3, stk, 8), -		ASM_ADDI(1, stk, 16), -		ASM_LWZ(stk, 1, -4), -		ASM_BLR, -	    }; -	    ulong res; -	    ulong cr; - -	    cr = 0; -	    cpu_post_exec_21 (code, & cr, & res, test->op1); - -	    ret = res == test->res && cr == 0 ? 0 : -1; - -	    if (ret != 0) -	    { -	        post_log ("Error at threei test %d !\n", i); -	    } -	} -    } - -    if (flag) -	enable_interrupts(); - -    return ret; -} - -#endif |