disk/ahci: Use defines `GRUB_ATA_STATUS_BUSY` and `GRUB_ATA_STATUS_DRQ`

Date: Sun, 24 May 2015 11:11:25 +0200

Instead of hard coding 0x88 use the macros defined in disk/ata.h.

---
 grub-core/disk/ahci.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

grub-core/disk/ahci.c +2 -2

index d6bdbdd..7f75724 100644
@@ -565,14 +565,14 @@ grub_ahci_pciinit (grub_pci_device_t dev,
   while (grub_get_time_ms () < endtime)
     {
       for (i = 0; i < nports; i++)
-	if (adevs[i] && (adevs[i]->hba->ports[adevs[i]->port].task_file_data & 0x88))
+	if (adevs[i] && (adevs[i]->hba->ports[adevs[i]->port].task_file_data & (GRUB_ATA_STATUS_BUSY | GRUB_ATA_STATUS_DRQ)))
 	  break;
       if (i == nports)
 	break;
     }
 
   for (i = 0; i < nports; i++)
-    if (adevs[i] && (adevs[i]->hba->ports[adevs[i]->port].task_file_data & 0x88))
+    if (adevs[i] && (adevs[i]->hba->ports[adevs[i]->port].task_file_data & (GRUB_ATA_STATUS_BUSY | GRUB_ATA_STATUS_DRQ)))
       {
 	grub_dprintf ("ahci", "port %d is busy\n", i);
 	failed_adevs[i] = adevs[i];