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pci ata Print info about falling back to ISA

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Kamil Kowalczyk
2025-11-23 23:00:51 +01:00
parent 33b3a641fb
commit 9b25dcd691
1 changed files with 2 additions and 0 deletions
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kernel/pci/ata/ata.c
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@ -41,12 +41,14 @@ void pci_ata_init(void) {
iobase = (bar0 & 0xFFFFFFFC) + ATA_PRIM_IO * (!bar0); iobase = (bar0 & 0xFFFFFFFC) + ATA_PRIM_IO * (!bar0);
ctrlbase = (bar1 & 0xFFFFFFFC) + ATA_PRIM_CTRL * (!bar1); ctrlbase = (bar1 & 0xFFFFFFFC) + ATA_PRIM_CTRL * (!bar1);
LOG("pci", "ATA CHANNEL PRIM: iobase=0x%x, ctrlbase=0x%x\n", iobase, ctrlbase); LOG("pci", "ATA CHANNEL PRIM: iobase=0x%x, ctrlbase=0x%x\n", iobase, ctrlbase);
if (!bar0 || !bar1) LOG("pci", "falling back to ISA\n");
ATA_PROBE("atasd0m", iobase, ctrlbase, ATA_MASTER); ATA_PROBE("atasd0m", iobase, ctrlbase, ATA_MASTER);
ATA_PROBE("atasd0s", iobase, ctrlbase, ATA_SLAVE); ATA_PROBE("atasd0s", iobase, ctrlbase, ATA_SLAVE);
iobase = (bar2 & 0xFFFFFFFC) + ATA_SCND_IO * (!bar2); iobase = (bar2 & 0xFFFFFFFC) + ATA_SCND_IO * (!bar2);
ctrlbase = (bar3 & 0xFFFFFFFC) + ATA_SCND_CTRL * (!bar3); ctrlbase = (bar3 & 0xFFFFFFFC) + ATA_SCND_CTRL * (!bar3);
LOG("pci", "ATA CHANNEL SCND: iobase=0x%x, ctrlbase=0x%x\n", iobase, ctrlbase); LOG("pci", "ATA CHANNEL SCND: iobase=0x%x, ctrlbase=0x%x\n", iobase, ctrlbase);
if (!bar2 || !bar3) LOG("pci", "falling back to ISA\n");
ATA_PROBE("atasd1m", iobase, ctrlbase, ATA_MASTER); ATA_PROBE("atasd1m", iobase, ctrlbase, ATA_MASTER);
ATA_PROBE("atasd2s", iobase, ctrlbase, ATA_SLAVE); ATA_PROBE("atasd2s", iobase, ctrlbase, ATA_SLAVE);
} }