diff options
Diffstat (limited to 'sysutils/smartmontools-devel/files/ciss_common.c')
| -rw-r--r-- | sysutils/smartmontools-devel/files/ciss_common.c | 197 |
1 files changed, 0 insertions, 197 deletions
diff --git a/sysutils/smartmontools-devel/files/ciss_common.c b/sysutils/smartmontools-devel/files/ciss_common.c deleted file mode 100644 index 80dfaf812cf0..000000000000 --- a/sysutils/smartmontools-devel/files/ciss_common.c +++ /dev/null @@ -1,197 +0,0 @@ -/* - * This bits are ripped almost verbatim from os_linux.cpp to allow - * FreeBSD, which has the same ciss-ioctls as Linux, to access - * individual drives behind ciss(4) controllers. - * Authors of smartmontools may wish to make this code shared between - * *BSD and Linux, but * currently it remains a duplicate. - * - * Mikhail T. <mi@aldan.algebra.com> - */ - -/* - * This header is not currently installed under /usr/include. Thus - * having a kernel source tree is required to compile this file. Use: - * - * -I/sys/dev/ciss - * - * to build. Rather unfortunate... - */ -#include <cissio.h> - -#define SEND_IOCTL_RESP_SENSE_LEN 16 /* ioctl limitation */ -#define LSCSI_DRIVER_SENSE 0x8 /* alternate CHECK CONDITION indication */ - -static int cciss_io_interface(int device, int target, - struct scsi_cmnd_io * iop, int report); - -typedef int8_t BYTE; /* some kind of Linuxism? */ -typedef uint32_t DWORD; - -typedef struct _ReportLUNdata_struct -{ - BYTE LUNListLength[4]; - DWORD reserved; - BYTE LUN[CISS_MAX_LUN][8]; -} ReportLunData_struct; - -/* Structure/defines of Report Physical LUNS of drive */ -#define CISS_MAX_LUN 16 -#define CISS_MAX_PHYS_LUN 1024 -#define CISS_REPORT_PHYS 0xc3 - -// CCISS Smart Array Controller -static int cciss_sendpassthru(unsigned int cmdtype, unsigned char *CDB, - unsigned int CDBlen, char *buff, - unsigned int size, unsigned int LunID, - unsigned char *scsi3addr, int fd) -{ - int err ; - IOCTL_Command_struct iocommand; - - memset(&iocommand, 0, sizeof(iocommand)); - - if (cmdtype == 0) - { - // To controller; nothing to do - } - else if (cmdtype == 1) - { - iocommand.LUN_info.LogDev.VolId = LunID; - iocommand.LUN_info.LogDev.Mode = 1; - } - else if (cmdtype == 2) - { - memcpy(&iocommand.LUN_info.LunAddrBytes,scsi3addr,8); - iocommand.LUN_info.LogDev.Mode = 0; - } - else - { - fprintf(stderr, "cciss_sendpassthru: bad cmdtype\n"); - return 1; - } - - memcpy(&iocommand.Request.CDB[0], CDB, CDBlen); - iocommand.Request.CDBLen = CDBlen; - iocommand.Request.Type.Type = TYPE_CMD; - iocommand.Request.Type.Attribute = ATTR_SIMPLE; - iocommand.Request.Type.Direction = XFER_READ; - iocommand.Request.Timeout = 0; - - iocommand.buf_size = size; - iocommand.buf = (unsigned char *)buff; - - if ((err = ioctl(fd, CCISS_PASSTHRU, &iocommand))) - { - perror("CCISS ioctl error"); - } - return err; -} - -static int cciss_getlun(int device, int target, unsigned char *physlun) -{ - unsigned char CDB[16]= {0}; - ReportLunData_struct *luns; - int reportlunsize = sizeof(*luns) + CISS_MAX_PHYS_LUN * 8; - int i; - int ret; - - luns = (ReportLunData_struct *)malloc(reportlunsize); - - memset(luns, 0, reportlunsize); - - /* Get Physical LUN Info (for physical device) */ - CDB[0] = CISS_REPORT_PHYS; - CDB[6] = (reportlunsize >> 24) & 0xFF; /* MSB */ - CDB[7] = (reportlunsize >> 16) & 0xFF; - CDB[8] = (reportlunsize >> 8) & 0xFF; - CDB[9] = reportlunsize & 0xFF; - - if ((ret = cciss_sendpassthru(0, CDB, 12, (char *)luns, reportlunsize, 0, NULL, device))) - { - free(luns); - return ret; - } - - for (i=0; i<CISS_MAX_LUN+1; i++) - { - if (luns->LUN[i][6] == target) - { - memcpy(physlun, luns->LUN[i], 8); - free(luns); - return 0; - } - } - - free(luns); - return ret; -} -// end CCISS Smart Array Controller - -/* cciss >> CCSISS I/O passthrough - This is an interface that uses the cciss passthrough to talk to the SMART controller on - the HP system. The cciss driver provides a way to send SCSI cmds through the CCISS passthrough - essentially the methods above and below pertain to SCSI, except for the SG driver which is not - involved. The CCISS driver does not engage the scsi subsystem. */ - static int cciss_io_interface(int device, int target, struct scsi_cmnd_io * iop, int report) - { - unsigned char pBuf[512] = {0}; - unsigned char phylun[1024] = {0}; - int iBufLen = 512; - int status = -1; - int len = 0; // used later in the code. - report = 0; - - cciss_getlun(device, target, phylun); - status = cciss_sendpassthru( 2, iop->cmnd, iop->cmnd_len, (char*) pBuf, iBufLen, 1, phylun, device); - - if (0 == status) - { - if (report > 0) - printf(" status=0\n"); - if (DXFER_FROM_DEVICE == iop->dxfer_dir) - { - memcpy(iop->dxferp, pBuf, iop->dxfer_len); - if (report > 1) - { - int trunc = (iop->dxfer_len > 256) ? 1 : 0; - printf(" Incoming data, len=%d%s:\n", (int)iop->dxfer_len, - (trunc ? " [only first 256 bytes shown]" : "")); - dStrHex((const char*)iop->dxferp, (trunc ? 256 : iop->dxfer_len) , 1); - } - } - return 0; - } - iop->scsi_status = status & 0x7e; /* bits 0 and 7 used to be for vendors */ - if (LSCSI_DRIVER_SENSE == ((status >> 24) & 0xf)) - iop->scsi_status = SCSI_STATUS_CHECK_CONDITION; - len = (SEND_IOCTL_RESP_SENSE_LEN < iop->max_sense_len) ? - SEND_IOCTL_RESP_SENSE_LEN : iop->max_sense_len; - if ((SCSI_STATUS_CHECK_CONDITION == iop->scsi_status) && - iop->sensep && (len > 0)) - { - memcpy(iop->sensep, pBuf, len); - iop->resp_sense_len = iBufLen; - if (report > 1) - { - printf(" >>> Sense buffer, len=%d:\n", (int)len); - dStrHex((const char *)pBuf, len , 1); - } - } - if (report) - { - if (SCSI_STATUS_CHECK_CONDITION == iop->scsi_status) { - printf(" status=%x: sense_key=%x asc=%x ascq=%x\n", status & 0xff, - pBuf[2] & 0xf, pBuf[12], pBuf[13]); - } - else - printf(" status=0x%x\n", status); - } - if (iop->scsi_status > 0) - return 0; - else - { - if (report > 0) - printf(" ioctl status=0x%x but scsi status=0, fail with EIO\n", status); - return -EIO; /* give up, assume no device there */ - } - } |