Module Name:    src
Committed By:   msaitoh
Date:           Wed Nov 10 14:36:28 UTC 2021

Modified Files:
        src/sys/dev/pci: sdhc_pci.c

Log Message:
Support 64bit BAR.


To generate a diff of this commit:
cvs rdiff -u -r1.17 -r1.18 src/sys/dev/pci/sdhc_pci.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/pci/sdhc_pci.c
diff -u src/sys/dev/pci/sdhc_pci.c:1.17 src/sys/dev/pci/sdhc_pci.c:1.18
--- src/sys/dev/pci/sdhc_pci.c:1.17	Wed Jan  1 23:28:31 2020
+++ src/sys/dev/pci/sdhc_pci.c	Wed Nov 10 14:36:28 2021
@@ -1,4 +1,4 @@
-/*	$NetBSD: sdhc_pci.c,v 1.17 2020/01/01 23:28:31 mlelstv Exp $	*/
+/*	$NetBSD: sdhc_pci.c,v 1.18 2021/11/10 14:36:28 msaitoh Exp $	*/
 /*	$OpenBSD: sdhc_pci.c,v 1.7 2007/10/30 18:13:45 chl Exp $	*/
 
 /*
@@ -18,7 +18,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: sdhc_pci.c,v 1.17 2020/01/01 23:28:31 mlelstv Exp $");
+__KERNEL_RCSID(0, "$NetBSD: sdhc_pci.c,v 1.18 2021/11/10 14:36:28 msaitoh Exp $");
 
 #ifdef _KERNEL_OPT
 #include "opt_sdmmc.h"
@@ -252,6 +252,7 @@ sdhc_pci_attach(device_t parent, device_
 	bus_space_handle_t ioh;
 	bus_size_t size;
 	uint32_t flags;
+	int width;
 	char intrbuf[PCI_INTRSTR_LEN];
 
 	sc->sc.sc_dev = self;
@@ -313,13 +314,23 @@ sdhc_pci_attach(device_t parent, device_
 	if ((PCI_INTERFACE(pa->pa_class) == SDHC_PCI_INTERFACE_DMA))
 		SET(sc->sc.sc_flags, SDHC_FLAG_USE_DMA);
 
-	/* XXX: handle 64-bit BARs */
 	cnt = 0;
 	for (reg = SDHC_PCI_BAR_START + SDHC_PCI_FIRST_BAR(slotinfo) *
 		 sizeof(uint32_t);
 	     reg < SDHC_PCI_BAR_END && nslots > 0;
-	     reg += sizeof(uint32_t), nslots--) {
-		if (pci_mapreg_map(pa, reg, PCI_MAPREG_TYPE_MEM, 0,
+	     reg += width, nslots--) {
+		pcireg_t type;
+
+		type = pci_mapreg_type(pa->pa_pc, pa->pa_tag, reg);
+		if (type == PCI_MAPREG_TYPE_IO)
+			break;
+		else if (PCI_MAPREG_MEM_TYPE(type)
+		    == PCI_MAPREG_MEM_TYPE_64BIT)
+			width = 8;
+		else
+			width = 4;
+
+		if (pci_mapreg_map(pa, reg, type, 0,
 		    &iot, &ioh, NULL, &size)) {
 			continue;
 		}

Reply via email to