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linuxconsole-commit
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From: Aivils S. <ai...@us...> - 2004-02-09 07:36:39
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Update of /cvsroot/linuxconsole/ruby/ruby-2.6/drivers/char In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv413/ruby-2.6/drivers/char Modified Files: Makefile vt.c Added Files: vt_sysfs.c Log Message: add initial read-only sysfs support --- NEW FILE: vt_sysfs.c --- /* * drivers/char/vt_userspace.c - basic VirtualTerminal class support * A very simple (and naive) implementation by Aivils Stoss */ #include <linux/device.h> #include <linux/module.h> #include <linux/init.h> #include <linux/list.h> #include <linux/vt_kern.h> #include <linux/input.h> /* show configuration fields */ #define vt_config_attr(field, format_string) \ static ssize_t \ vt_show_##field (struct device *dev, char *buf) \ { \ struct vt_struct *vt; \ \ vt = to_vt_struct (dev); \ return sprintf (buf, format_string, vt->field); \ } \ static DEVICE_ATTR(field, S_IRUGO, vt_show_##field, NULL); struct device vt_parent_dev; vt_config_attr(display_desc, "%s\n"); vt_config_attr(first_vc, "%d\n"); vt_config_attr(vc_count, "%d\n"); static ssize_t vt_show_keyboard (struct device *dev, char *buf) { struct vt_struct *vt; struct input_handle *handle; vt = to_vt_struct (dev); handle = vt->keyboard; if (handle && handle->dev->phys) return sprintf (buf, "%s\n", handle->dev->phys); return sprintf (buf, "%s\n", ""); } static DEVICE_ATTR(keyboard, S_IRUGO, vt_show_keyboard, NULL); /** * vt_dev_get - increments the reference count of the pci device structure * @vt: the device being referenced * * Each live reference to a device should be refcounted. * * Drivers for VT devices should normally record such references in * their probe() methods, when they bind to a device, and release * them by calling vt_dev_put(), in their disconnect() methods. * * A pointer to the device with the incremented reference counter is returned. */ struct vt_struct *vt_dev_get(struct vt_struct *vt) { struct device *tmp; if (!vt) return NULL; tmp = get_device(&vt->dev); if (tmp) return to_vt_struct(tmp); else return NULL; } /** * vt_dev_put - release a use of the pci device structure * @vt: device that's been disconnected * * Must be called when a user of a device is finished with it. When the last * user of the device calls this function, the memory of the device is freed. */ void vt_dev_put(struct vt_struct *vt) { if (vt) put_device(&vt->dev); } struct bus_type vt_bus_type = { .name = "vt", }; int __init vt_create_sysfs_dev_files (struct vt_struct *vt) { struct device *dev = &vt->dev; bus_register(&vt_bus_type); dev->parent = &vt_parent_dev; dev->bus = &vt_bus_type; device_initialize(dev); dev->release = NULL; /* release_vt */ vt_dev_get(vt); sprintf (dev->bus_id, "%02x", vt->vt_num); device_add(dev); /* current configuration's attributes */ device_create_file (dev, &dev_attr_display_desc); device_create_file (dev, &dev_attr_first_vc); device_create_file (dev, &dev_attr_vc_count); device_create_file (dev, &dev_attr_keyboard); return 0; } void __init vt_sysfs_init(void) { struct device *dev=&vt_parent_dev; struct vt_struct *vt; memset(dev, 0, sizeof(*dev)); dev->parent = NULL; sprintf(dev->bus_id, "wagadubu"); device_register(dev); list_for_each_entry (vt, &vt_list, node) { vt_create_sysfs_dev_files(vt); } } Index: Makefile =================================================================== RCS file: /cvsroot/linuxconsole/ruby/ruby-2.6/drivers/char/Makefile,v retrieving revision 1.6 retrieving revision 1.7 diff -u -d -r1.6 -r1.7 --- Makefile 9 Feb 2004 07:31:07 -0000 1.6 +++ Makefile 9 Feb 2004 07:33:28 -0000 1.7 @@ -10,7 +10,7 @@ obj-y += mem.o random.o tty_io.o n_tty.o tty_ioctl.o pty.o misc.o obj-$(CONFIG_VT) += vt_ioctl.o decvte.o vc_screen.o consolemap.o \ - consolemap_deftbl.o selection.o keyboard.o vt_proc.o + consolemap_deftbl.o selection.o keyboard.o vt_proc.o vt_sysfs.o obj-$(CONFIG_HW_CONSOLE) += vt.o defkeymap.o obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o obj-$(CONFIG_ESPSERIAL) += esp.o Index: vt.c =================================================================== RCS file: /cvsroot/linuxconsole/ruby/ruby-2.6/drivers/char/vt.c,v retrieving revision 1.14 retrieving revision 1.15 diff -u -d -r1.14 -r1.15 --- vt.c 9 Feb 2004 07:31:07 -0000 1.14 +++ vt.c 9 Feb 2004 07:33:28 -0000 1.15 @@ -1851,6 +1851,7 @@ #ifdef CONFIG_PROC_FS vt_proc_init(); #endif + vt_sysfs_init(); return 0; } |
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From: James S. <jsi...@in...> - 2004-02-09 17:37:22
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Awesome work !!!!!! On Sun, 8 Feb 2004, Aivils Stoss wrote: > Update of /cvsroot/linuxconsole/ruby/ruby-2.6/drivers/char > In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv413/ruby-2.6/drivers/char > > Modified Files: > Makefile vt.c > Added Files: > vt_sysfs.c > Log Message: > add initial read-only sysfs support > > --- NEW FILE: vt_sysfs.c --- > /* > * drivers/char/vt_userspace.c - basic VirtualTerminal class support > * A very simple (and naive) implementation by Aivils Stoss > */ > > #include <linux/device.h> > #include <linux/module.h> > #include <linux/init.h> > #include <linux/list.h> > #include <linux/vt_kern.h> > #include <linux/input.h> > > /* show configuration fields */ > #define vt_config_attr(field, format_string) \ > static ssize_t \ > vt_show_##field (struct device *dev, char *buf) \ > { \ > struct vt_struct *vt; \ > \ > vt = to_vt_struct (dev); \ > return sprintf (buf, format_string, vt->field); \ > } \ > static DEVICE_ATTR(field, S_IRUGO, vt_show_##field, NULL); > > struct device vt_parent_dev; > > vt_config_attr(display_desc, "%s\n"); > vt_config_attr(first_vc, "%d\n"); > vt_config_attr(vc_count, "%d\n"); > > > static ssize_t > vt_show_keyboard (struct device *dev, char *buf) > { > struct vt_struct *vt; > struct input_handle *handle; > > vt = to_vt_struct (dev); > handle = vt->keyboard; > if (handle && handle->dev->phys) > return sprintf (buf, "%s\n", handle->dev->phys); > return sprintf (buf, "%s\n", ""); > } > static DEVICE_ATTR(keyboard, S_IRUGO, vt_show_keyboard, NULL); > > /** > * vt_dev_get - increments the reference count of the pci device structure > * @vt: the device being referenced > * > * Each live reference to a device should be refcounted. > * > * Drivers for VT devices should normally record such references in > * their probe() methods, when they bind to a device, and release > * them by calling vt_dev_put(), in their disconnect() methods. > * > * A pointer to the device with the incremented reference counter is returned. > */ > struct vt_struct *vt_dev_get(struct vt_struct *vt) > { > struct device *tmp; > > if (!vt) > return NULL; > > tmp = get_device(&vt->dev); > if (tmp) > return to_vt_struct(tmp); > else > return NULL; > } > > /** > * vt_dev_put - release a use of the pci device structure > * @vt: device that's been disconnected > * > * Must be called when a user of a device is finished with it. When the last > * user of the device calls this function, the memory of the device is freed. > */ > void vt_dev_put(struct vt_struct *vt) > { > if (vt) > put_device(&vt->dev); > } > > struct bus_type vt_bus_type = { > .name = "vt", > }; > > > int __init vt_create_sysfs_dev_files (struct vt_struct *vt) > { > struct device *dev = &vt->dev; > > bus_register(&vt_bus_type); > dev->parent = &vt_parent_dev; > dev->bus = &vt_bus_type; > device_initialize(dev); > dev->release = NULL; /* release_vt */ > vt_dev_get(vt); > sprintf (dev->bus_id, "%02x", vt->vt_num); > device_add(dev); > > /* current configuration's attributes */ > device_create_file (dev, &dev_attr_display_desc); > device_create_file (dev, &dev_attr_first_vc); > device_create_file (dev, &dev_attr_vc_count); > device_create_file (dev, &dev_attr_keyboard); > > return 0; > } > > void __init vt_sysfs_init(void) > { > struct device *dev=&vt_parent_dev; > struct vt_struct *vt; > > memset(dev, 0, sizeof(*dev)); > dev->parent = NULL; > sprintf(dev->bus_id, "wagadubu"); > device_register(dev); > list_for_each_entry (vt, &vt_list, node) { > vt_create_sysfs_dev_files(vt); > } > } > > Index: Makefile > =================================================================== > RCS file: /cvsroot/linuxconsole/ruby/ruby-2.6/drivers/char/Makefile,v > retrieving revision 1.6 > retrieving revision 1.7 > diff -u -d -r1.6 -r1.7 > --- Makefile 9 Feb 2004 07:31:07 -0000 1.6 > +++ Makefile 9 Feb 2004 07:33:28 -0000 1.7 > @@ -10,7 +10,7 @@ > obj-y += mem.o random.o tty_io.o n_tty.o tty_ioctl.o pty.o misc.o > > obj-$(CONFIG_VT) += vt_ioctl.o decvte.o vc_screen.o consolemap.o \ > - consolemap_deftbl.o selection.o keyboard.o vt_proc.o > + consolemap_deftbl.o selection.o keyboard.o vt_proc.o vt_sysfs.o > obj-$(CONFIG_HW_CONSOLE) += vt.o defkeymap.o > obj-$(CONFIG_MAGIC_SYSRQ) += sysrq.o > obj-$(CONFIG_ESPSERIAL) += esp.o > > Index: vt.c > =================================================================== > RCS file: /cvsroot/linuxconsole/ruby/ruby-2.6/drivers/char/vt.c,v > retrieving revision 1.14 > retrieving revision 1.15 > diff -u -d -r1.14 -r1.15 > --- vt.c 9 Feb 2004 07:31:07 -0000 1.14 > +++ vt.c 9 Feb 2004 07:33:28 -0000 1.15 > @@ -1851,6 +1851,7 @@ > #ifdef CONFIG_PROC_FS > vt_proc_init(); > #endif > + vt_sysfs_init(); > return 0; > } > > > > > ------------------------------------------------------- > The SF.Net email is sponsored by EclipseCon 2004 > Premiere Conference on Open Tools Development and Integration > See the breadth of Eclipse activity. February 3-5 in Anaheim, CA. > http://www.eclipsecon.org/osdn > _______________________________________________ > Linuxconsole-commit mailing list > Lin...@li... > https://lists.sourceforge.net/lists/listinfo/linuxconsole-commit > |
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