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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("read cache %sable, ", iargs[4]?"dis":"en"); ! 28: if((iargs[5] < 256) && (iargs[5] >= 0)) ! 29: printf("write cache %sable, ", iargs[5]?"en":"dis"); ! 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: if((iargs[8] < 256) && (iargs[8] >= 0)) ! 35: printf("cross cyl %sable, ", iargs[8]?"en":"dis"); ! 36: printf("\nsleep(10); kill me if you disagree\n"); ! 37: fflush(stdout); ! 38: sleep(10); ! 39: /* do error recovery */ ! 40: if(((iargs[0] < 256) && (iargs[0] >= 0)) || ((iargs[1] < 256) && (iargs[1] >= 0))){ ! 41: set6(cmd, 0x1A, 0, (0<<6)|0x01, 0, 20, 0); ! 42: if(n = s_io(0, &cmd, 0, &ret, 20, err)) ! 43: return(n); ! 44: memcpy(cmd.data, ret.data, 20); ! 45: cmd.data[14] &= ~0x10; ! 46: if((iargs[0] < 256) && (iargs[0] >= 0)) ! 47: cmd.data[14] = iargs[0]; ! 48: if((iargs[1] < 256) && (iargs[1] >= 0)) ! 49: cmd.data[15] = iargs[1]; ! 50: set6(cmd, 0x15, 0x11, 0, 0, 20, 0); ! 51: if(n = s_io(0, &cmd, 20, &ret, 0, err)) ! 52: return(n); ! 53: } ! 54: /* reconnect */ ! 55: if(((iargs[2] < 256) && (iargs[2] >= 0)) || ((iargs[3] < 256) && (iargs[3] >= 0))){ ! 56: set6(cmd, 0x1A, 0, (0<<6)|0x02, 0, 24, 0); ! 57: if(n = s_io(0, &cmd, 0, &ret, 24, err)) ! 58: return(n); ! 59: memcpy(cmd.data, ret.data, 24); ! 60: if((iargs[2] < 256) && (iargs[2] >= 0)) ! 61: cmd.data[14] = iargs[2]; ! 62: if((iargs[3] < 256) && (iargs[3] >= 0)) ! 63: cmd.data[15] = iargs[3]; ! 64: set6(cmd, 0x15, 0x11, 0, 0, 24, 0); ! 65: if(n = s_io(0, &cmd, 24, &ret, 0, err)) ! 66: return(n); ! 67: } ! 68: /* do cache params*/ ! 69: if(((iargs[4] < 256) && (iargs[4] >= 0)) ! 70: || ((iargs[5] < 256) && (iargs[5] >= 0)) ! 71: || ((iargs[6] < 65536) && (iargs[6] >= 0))){ ! 72: set6(cmd, 0x1A, 0, (0<<6)|0x08, 0, 28, 0); ! 73: if(n = s_io(0, &cmd, 0, &ret, 24, err)) ! 74: return(n); ! 75: memcpy(cmd.data, ret.data, 24); ! 76: if((iargs[4] < 256) && (iargs[4] >= 0)){ ! 77: cmd.data[14] &= ~0x01; ! 78: cmd.data[14] |= iargs[4]; ! 79: } ! 80: if((iargs[5] < 256) && (iargs[5] >= 0)){ ! 81: cmd.data[14] &= ~0x04; ! 82: cmd.data[14] |= iargs[5]? 0x04:0; ! 83: } ! 84: if((iargs[6] < 65536) && (iargs[6] >= 0)){ ! 85: cmd.data[20] = iargs[6]>>8; ! 86: cmd.data[21] = iargs[6]; ! 87: } ! 88: set6(cmd, 0x15, 0x11, 0, 0, 24, 0); ! 89: if(n = s_io(0, &cmd, 24, &ret, 0, err)) ! 90: return(n); ! 91: } ! 92: /* do cache control */ ! 93: if(((iargs[8] < 256) && (iargs[8] >= 0)) ! 94: || ((iargs[7] < 256) && (iargs[7] >= 0))){ ! 95: set6(cmd, 0x1A, 0, (0<<6)|0x38, 0, 28, 0); ! 96: if(n = s_io(0, &cmd, 0, &ret, 28, err)) ! 97: return(n); ! 98: memcpy(cmd.data, ret.data, 28); ! 99: cmd.data[14] &= ~0x80; ! 100: if(iargs[8]) ! 101: cmd.data[14] |= 0x80; ! 102: if((iargs[7] < 256) && (iargs[7] >= 0)){ ! 103: cmd.data[14] &= 0xF0; ! 104: cmd.data[14] |= iargs[7]&0xF; ! 105: } ! 106: set6(cmd, 0x15, 0x11, 0, 0, 28, 0); ! 107: if(n = s_io(0, &cmd, 28, &ret, 0, err)) ! 108: return(n); ! 109: } ! 110: return(0); ! 111: }
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