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ATAPI sector accesses can not be split over multiple transfers. Fixes Windows XP installer.

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This commit is contained in:
SarahW 2018-03-03 21:32:24 +00:00
commit c07b76dc8e
7 changed files with 32 additions and 8 deletions
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9
src/scsi_cd.c
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@ -193,6 +193,7 @@ typedef struct scsi_cd_data_t
uint8_t page_current;
int is_atapi;
atapi_device_t *atapi_dev;
} scsi_cd_data_t;
static void scsi_add_data(scsi_cd_data_t *data, uint8_t val)
@ -283,11 +284,12 @@ static void *scsi_cd_init(scsi_bus_t *bus, int id)
return data;
}
static void *scsi_cd_atapi_init(scsi_bus_t *bus, int id)
static void *scsi_cd_atapi_init(scsi_bus_t *bus, int id, atapi_device_t *atapi_dev)
{
scsi_cd_data_t *data = scsi_cd_init(bus, id);
data->is_atapi = 1;
data->atapi_dev = atapi_dev;
return data;
}
@ -625,6 +627,10 @@ static int scsi_cd_command(uint8_t *cdb, void *p)
data->cmd_pos = CMD_POS_TRANSFER;
data->bytes_expected = data->cdlen * ((rcdmode == 0x10) ? 2048 : 2352);
if (rcdmode == 0x10)
atapi_set_transfer_granularity(data->atapi_dev, 2048);
else
atapi_set_transfer_granularity(data->atapi_dev, 2352);
}
if (!data->cdlen)
{
@ -689,6 +695,7 @@ static int scsi_cd_command(uint8_t *cdb, void *p)
data->cmd_pos = CMD_POS_TRANSFER;
data->bytes_expected = data->cdlen * 2048;
atapi_set_transfer_granularity(data->atapi_dev, 2048);
}
if (!data->cdlen)