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1.1 ! root 1: #include <stdio.h> ! 2: #include "../scsi.h" ! 3: #include "../scsish.h" ! 4: #include "fns.h" ! 5: ! 6: int ! 7: wr_modeselect(int niargs, int *iargs, int ncargs, char **cargs, char *err) ! 8: { ! 9: struct scsi_cmd cmd; ! 10: struct scsi_return ret; ! 11: int n; ! 12: ! 13: #pragma ref niargs ! 14: #pragma ref ncargs ! 15: #pragma ref cargs ! 16: ! 17: printf("changing modes to "); ! 18: if((iargs[0] < 256) && (iargs[0] >= 0)) ! 19: printf("er-param=%d(=#%x), ", iargs[0], iargs[0]); ! 20: if((iargs[1] < 256) && (iargs[1] >= 0)) ! 21: printf("er-retries=%d, ", iargs[1]); ! 22: if((iargs[2] < 256) && (iargs[2] >= 0)) ! 23: printf("read-recon=%d/256, ", iargs[2]); ! 24: if((iargs[3] < 256) && (iargs[3] >= 0)) ! 25: printf("write-recon=%d/256, ", iargs[3]); ! 26: if((iargs[4] < 256) && (iargs[4] >= 0)) ! 27: printf("cache %sable, ", iargs[4]?"en":"dis"); ! 28: if((iargs[5] < 256) && (iargs[5] >= 0)) ! 29: printf("cache threshold=%d, ", iargs[5]); ! 30: if((iargs[6] < 256) && (iargs[6] >= 0)) ! 31: printf("cache max prefetch=%d, ", iargs[6]); ! 32: if((iargs[7] < 256) && (iargs[7] >= 0)) ! 33: printf("cache size=%d, ", iargs[7]); ! 34: printf("\nsleep(10); kill me if you disagree\n"); ! 35: fflush(stdout); ! 36: sleep(10); ! 37: /* do error recovery */ ! 38: if(((iargs[0] < 256) && (iargs[0] >= 0)) || ((iargs[1] < 256) && (iargs[1] >= 0))){ ! 39: set6(cmd, 0x1A, 0, (0<<6)|0x01, 0, 20, 0); ! 40: if(n = s_io(0, &cmd, 0, &ret, 20, err)) ! 41: return(n); ! 42: memcpy(cmd.data, ret.data, 20); ! 43: cmd.data[14] &= ~0x10; ! 44: if((iargs[0] < 256) && (iargs[0] >= 0)) ! 45: cmd.data[14] = iargs[0]; ! 46: if((iargs[1] < 256) && (iargs[1] >= 0)) ! 47: cmd.data[15] = iargs[1]; ! 48: set6(cmd, 0x15, 0x11, 0, 0, 20, 0); ! 49: if(n = s_io(0, &cmd, 20, &ret, 0, err)) ! 50: return(n); ! 51: } ! 52: /* reconnect */ ! 53: if(((iargs[2] < 256) && (iargs[2] >= 0)) || ((iargs[3] < 256) && (iargs[3] >= 0))){ ! 54: set6(cmd, 0x1A, 0, (0<<6)|0x02, 0, 24, 0); ! 55: if(n = s_io(0, &cmd, 0, &ret, 24, err)) ! 56: return(n); ! 57: memcpy(cmd.data, ret.data, 24); ! 58: if((iargs[3] < 256) && (iargs[3] >= 0)) ! 59: cmd.data[14] = iargs[3]; ! 60: if((iargs[4] < 256) && (iargs[4] >= 0)) ! 61: cmd.data[15] = iargs[4]; ! 62: set6(cmd, 0x15, 0x11, 0, 0, 24, 0); ! 63: if(n = s_io(0, &cmd, 24, &ret, 0, err)) ! 64: return(n); ! 65: } ! 66: /* do cache control */ ! 67: if(((iargs[4] < 256) && (iargs[4] >= 0)) ! 68: || ((iargs[5] < 256) && (iargs[5] >= 0)) ! 69: || ((iargs[6] < 256) && (iargs[6] >= 0)) ! 70: || ((iargs[7] < 256) && (iargs[7] >= 0))){ ! 71: set6(cmd, 0x1A, 0, (0<<6)|0x38, 0, 28, 0); ! 72: if(n = s_io(0, &cmd, 0, &ret, 28, err)) ! 73: return(n); ! 74: memcpy(cmd.data, ret.data, 28); ! 75: cmd.data[14] &= ~0x10; ! 76: if(iargs[4]) ! 77: cmd.data[14] |= 0x10; ! 78: if((iargs[7] < 256) && (iargs[7] >= 0)){ ! 79: cmd.data[14] &= 0xF0; ! 80: cmd.data[14] |= iargs[7]&0xF; ! 81: } ! 82: if((iargs[5] < 256) && (iargs[5] >= 0)) ! 83: cmd.data[15] = iargs[5]; ! 84: if((iargs[6] < 256) && (iargs[6] >= 0)) ! 85: cmd.data[16] = iargs[6]; ! 86: set6(cmd, 0x15, 0x11, 0, 0, 28, 0); ! 87: if(n = s_io(0, &cmd, 28, &ret, 0, err)) ! 88: return(n); ! 89: } ! 90: return(0); ! 91: }
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