Module Name: src
Committed By: skrll
Date: Sun Jan 17 08:29:01 UTC 2010
Modified Files:
src/sys/arch/hp700/dev: dino.c
Log Message:
Add some comments.
To generate a diff of this commit:
cvs rdiff -u -r1.21 -r1.22 src/sys/arch/hp700/dev/dino.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/arch/hp700/dev/dino.c
diff -u src/sys/arch/hp700/dev/dino.c:1.21 src/sys/arch/hp700/dev/dino.c:1.22
--- src/sys/arch/hp700/dev/dino.c:1.21 Tue Dec 8 09:56:42 2009
+++ src/sys/arch/hp700/dev/dino.c Sun Jan 17 08:29:00 2010
@@ -1,4 +1,4 @@
-/* $NetBSD: dino.c,v 1.21 2009/12/08 09:56:42 skrll Exp $ */
+/* $NetBSD: dino.c,v 1.22 2010/01/17 08:29:00 skrll Exp $ */
/* $OpenBSD: dino.c,v 1.5 2004/02/13 20:39:31 mickey Exp $ */
@@ -29,7 +29,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: dino.c,v 1.21 2009/12/08 09:56:42 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: dino.c,v 1.22 2010/01/17 08:29:00 skrll Exp $");
/* #include "cardbus.h" */
@@ -62,6 +62,7 @@
extern struct extent *hp700_io_extent;
struct dino_regs {
+ /* HPA Supervisory Register Set */
uint32_t pad0; /* 0x000 */
uint32_t iar0; /* 0x004 rw intr addr reg 0 */
uint32_t iodc; /* 0x008 rw iodc data/addr */
@@ -78,6 +79,8 @@
uint32_t io_status; /* 0x034 r status register */
uint32_t io_control; /* 0x038 rw control register */
uint32_t pad2; /* 0x03c AUX registers follow */
+
+ /* HPA Auxiliary Register Set */
uint32_t io_gsc_err_addr;/* 0x040 GSC error address */
uint32_t io_err_info; /* 0x044 error info register */
uint32_t io_pci_err_addr;/* 0x048 PCI error address */
@@ -89,8 +92,12 @@
uint32_t pci_io_data; /* 0x06c PCI io data reg */
uint32_t pci_mem_data; /* 0x070 PCI memory data reg */
uint32_t pad4[0x740/4]; /* 0x074 */
+
+ /* HPA Bus (GSC) Specific-Dependent Register Set */
uint32_t gsc2x_config; /* 0x7b4 GSC2X config reg */
uint32_t pad5[0x48/4]; /* 0x7b8: BSRS registers follow */
+
+ /* HPA HVERSION (Dino)-Dependent Register Set */
uint32_t gmask; /* 0x800 GSC arbitration mask */
uint32_t pamr; /* 0x804 PCI arbitration mask */
uint32_t papr; /* 0x808 PCI arbitration priority */
