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$NetBSD: patch-ac,v 1.6 2004/06/07 17:01:50 cube Exp $
--- src/sysdeps/openbsd.c.orig 2004-05-01 19:46:38.000000000 +0200
+++ src/sysdeps/openbsd.c
@@ -170,6 +170,95 @@ gkrellm_sys_proc_init(void)
/* ===================================================================== */
+/* Memory/Swap monitor interface */
+
+#include <sys/vmmeter.h>
+#include <sys/sysctl.h>
+#include <uvm/uvm_extern.h>
+#include <kvm.h>
+
+static gulong swapin,
+ swapout;
+static guint64 swap_total,
+ swap_used;
+
+void
+gkrellm_sys_mem_read_data(void)
+{
+ static int mib[] = { CTL_VM, VM_METER };
+ static int pgout, pgin;
+ unsigned long total, used, x_used, free, shared, buffers, cached;
+ struct vmtotal vmt;
+ struct uvmexp uvmexp;
+ size_t len;
+ static struct nlist nl[] = {
+#define X_UVM_EXP 0
+ { "_uvmexp" },
+ { NULL }
+};
+
+
+ if (kvmd == NULL) return;
+
+ /* get the name list if it's not done yet */
+ if (nl[0].n_type == 0) kvm_nlist(kvmd, nl);
+
+ if (nl[0].n_type != 0)
+ if (kvm_read(kvmd, nl[X_UVM_EXP].n_value,
+ &uvmexp, sizeof(uvmexp)) != sizeof(uvmexp))
+ memset(&uvmexp, 0, sizeof(uvmexp));
+
+ if (sysctl(mib, 2, &vmt, &len, NULL, 0) < 0)
+ memset(&vmt, 0, sizeof(vmt));
+
+ total = (uvmexp.npages - uvmexp.wired) << uvmexp.pageshift;
+
+ /* not sure of what must be computed */
+ x_used = (uvmexp.active + uvmexp.inactive) << uvmexp.pageshift;
+ free = uvmexp.free << uvmexp.pageshift;
+ shared = vmt.t_rmshr << uvmexp.pageshift;
+
+ /* want to see only this in the chat. this could be changed */
+ used = uvmexp.active << uvmexp.pageshift;
+
+ /* don't know how to get those values */
+ buffers = 0;
+ cached = 0;
+
+ gkrellm_mem_assign_data(total, used, free, shared, buffers, cached);
+
+ /* show only the pages located on the disk and not in memory */
+ swap_total = (guint64) (uvmexp.swpages << uvmexp.pageshift);
+ swap_used = (guint64) (uvmexp.swpgonly << uvmexp.pageshift);
+
+ /* For page in/out operations, uvmexp struct doesn't seem to be reliable */
+
+ /* if the number of swapped pages that are in memory (inuse - only) is
+ * greater that the previous value (pgin), we count this a "page in" */
+ if (uvmexp.swpginuse - uvmexp.swpgonly > pgin)
+ swapin += uvmexp.swpginuse - uvmexp.swpgonly - pgin;
+ pgin = uvmexp.swpginuse - uvmexp.swpgonly;
+
+ /* same for page out */
+ if (uvmexp.swpgonly > pgout)
+ swapout += uvmexp.swpgonly - pgout;
+ pgout = uvmexp.swpgonly;
+}
+
+void
+gkrellm_sys_swap_read_data(void)
+ {
+ gkrellm_swap_assign_data(swap_total, swap_used, swapin, swapout);
+ }
+
+gboolean
+gkrellm_sys_mem_init(void)
+ {
+ return TRUE;
+ }
+
+
+/* ===================================================================== */
/* Sensor monitor interface - not implemented */
gboolean
@@ -199,3 +288,104 @@ gkrellm_sys_sensors_init(void)
return FALSE;
}
+
+/* ===================================================================== */
+/* Disk monitor interface */
+
+#include <sys/dkstat.h>
+#include <sys/disk.h>
+#include <kvm.h>
+
+static struct nlist nl_disk[] = {
+#define X_DISK_COUNT 0
+ { "_disk_count" }, /* number of disks */
+#define X_DISKLIST 1
+ { "_disklist" }, /* TAILQ of disks */
+ { NULL },
+};
+
+static struct disk *dkdisks; /* kernel disk list head */
+
+extern kvm_t *kvmd;
+
+static gint n_disks;
+
+gchar *
+gkrellm_sys_disk_name_from_device(gint device_number, gint unit_number,
+ gint *order)
+ {
+ return NULL; /* disk data by device not implemented */
+ }
+
+gint
+gkrellm_sys_disk_order_from_name(gchar *name)
+ {
+ return -1; /* append disk charts as added */
+ }
+
+
+void
+gkrellm_sys_disk_read_data(void)
+{
+ struct disk d, *p;
+ gint i;
+ char buf[20];
+ guint64 rbytes, wbytes;
+
+ if (kvmd == NULL) return;
+ if (n_disks <= 0) return; /* computed by register_disks() */
+ if (nl_disk[0].n_type == 0) return; /* ditto. */
+
+ for (i = 0, p = dkdisks; i < n_disks; p = d.dk_link.tqe_next, ++i)
+ {
+ if (kvm_read(kvmd, (u_long)p, &d, sizeof(d)) == sizeof(d))
+ {
+ if (kvm_read(kvmd, (u_long)d.dk_name, buf, sizeof(buf)) != sizeof(buf))
+ /* fallback to default name if kvm_read failed */
+ sprintf(buf, "%s%c", _("Disk"), 'A' + i);
+
+ /* It seems impossible to get the read and write transfers
+ * separately. Its just a matter of choice to put the total in
+ * the rbytes member but I like the blue color so much.
+ */
+
+ /* Separate read/write stats were implemented in NetBSD 1.6K.
+ */
+
+#if __NetBSD_Version__ >= 106110000
+ rbytes = d.dk_rbytes;
+ wbytes = d.dk_wbytes;
+#else
+ rbytes = d.dk_bytes;
+ wbytes = 0;
+#endif
+
+ gkrellm_disk_assign_data_by_name(buf, rbytes, wbytes);
+ }
+ }
+}
+
+gboolean
+gkrellm_sys_disk_init(void)
+{
+ struct disklist_head head;
+
+
+ if (kvmd == NULL) return FALSE;
+
+ /* get disk count */
+ if (kvm_nlist(kvmd, nl_disk) >= 0 && nl_disk[0].n_type != 0)
+ if (kvm_read(kvmd, nl_disk[X_DISK_COUNT].n_value,
+ (char *)&n_disks, sizeof(n_disks)) != sizeof(n_disks))
+ n_disks = 0;
+
+ /* get first disk */
+ if (n_disks > 0) {
+ if (kvm_read(kvmd, nl_disk[X_DISKLIST].n_value,
+ &head, sizeof(head)) != sizeof(head))
+ n_disks = 0;
+
+ dkdisks = head.tqh_first;
+ }
+ return TRUE;
+}
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