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WIP - ATA fixes

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This commit is contained in:
Thomas Lovén
2017-04-01 23:18:51 +02:00
parent abc1a05379
commit 0504349822
2 changed files with 9 additions and 6 deletions
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13
kernel/drivers/ata.c
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@@ -19,9 +19,8 @@ int ata_wait_status(int bus)
return inb(ATA_STATUS(bus));
}
int ata_send_command(ata_cmd_t *cmd, int wait)
int ata_send_command(ata_cmd_t *cmd)
{
(void)wait;
outb(ATA_DEVICE(cmd->bus), cmd->device | (cmd->lba_sep[3] & 0xF));
ata_wait_status(cmd->bus);
@@ -82,7 +81,7 @@ void init_drive(ata_drive *drive)
drive->atapi = 1;
command.command = ATA_CMD_IDENTIFY_PACKET;
}
if(!ata_send_command(&command, 1))
if(!ata_send_command(&command))
return;
// Read IDENTIFY information
@@ -109,7 +108,7 @@ int ata_read_block(ata_drive *drive, uint64_t lba, void *buffer)
.command = ATA_CMD_READ_SECTORS,
};
int status = ata_send_command(&command,0);
int status = ata_send_command(&command);
if(status & (ATA_DF | ATA_ERR) || !(status & ATA_DRQ))
{
retries--;
@@ -136,7 +135,11 @@ int ata_write_block(ata_drive *drive, uint64_t lba, void *buffer)
.device = 0xE0 | drive->ms | ((lba >> 24) & 0xF),
.command = ATA_CMD_WRITE_SECTORS,
};
ata_send_command(&command, 0);
int status = ata_send_command(&command);
if(status & ATA_ERR)
{
debug_error("An error occurred\n");
}
uint16_t *buf = buffer;
for(int i=0; i<256; i++)
{