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| author | Kevin O'Connor <kevin@koconnor.net> | 2016-08-04 09:51:10 -0400 |
|---|---|---|
| committer | Kevin O'Connor <kevin@koconnor.net> | 2016-08-04 16:03:34 -0400 |
| commit | 4e3a1a5df143f910dc2dfce4ecbd202f5e1efb29 (patch) | |
| tree | ad631fd97081403e5322863c297886a62042837a | |
| parent | 09e24ac187d586c6a287927afffefe4da319fd3e (diff) | |
| download | seabios-4e3a1a5df143f910dc2dfce4ecbd202f5e1efb29.zip seabios-4e3a1a5df143f910dc2dfce4ecbd202f5e1efb29.tar.gz seabios-4e3a1a5df143f910dc2dfce4ecbd202f5e1efb29.tar.bz2 | |
blockcmd: CMD_SCSI op is only used in 32bit mode
Reduce the size of the 16bit code slightly by recognizing that
CMD_SCSI is only used in 32bit mode.
Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
| -rw-r--r-- | src/hw/blockcmd.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/src/hw/blockcmd.c b/src/hw/blockcmd.c index 093c5d7..f147100 100644 --- a/src/hw/blockcmd.c +++ b/src/hw/blockcmd.c @@ -118,6 +118,8 @@ scsi_fill_cmd(struct disk_op_s *op, void *cdbcmd, int maxcdb) cmd->count = cpu_to_be16(op->count); return GET_GLOBALFLAT(op->drive_gf->blksize); case CMD_SCSI: + if (MODESEGMENT) + return -1; memcpy(cdbcmd, op->cdbcmd, maxcdb); return op->blocksize; default: @@ -129,13 +131,15 @@ scsi_fill_cmd(struct disk_op_s *op, void *cdbcmd, int maxcdb) int scsi_is_read(struct disk_op_s *op) { - return op->command == CMD_READ || (op->command == CMD_SCSI && op->blocksize); + return op->command == CMD_READ || ( + !MODESEGMENT && op->command == CMD_SCSI && op->blocksize); } // Check if a SCSI device is ready to receive commands int scsi_is_ready(struct disk_op_s *op) { + ASSERT32FLAT(); dprintf(6, "scsi_is_ready (drive=%p)\n", op->drive_gf); /* Retry TEST UNIT READY for 5 seconds unless MEDIUM NOT PRESENT is @@ -181,6 +185,7 @@ scsi_is_ready(struct disk_op_s *op) int scsi_drive_setup(struct drive_s *drive, const char *s, int prio) { + ASSERT32FLAT(); struct disk_op_s dop; memset(&dop, 0, sizeof(dop)); dop.drive_gf = drive; |