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path: root/sys/pci/intpmreg.h
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* intpm: add support for smbus controller found in AMD SB700avg2009-09-121-0/+2
| | | | | | | | | | | | | | | | According to the specifications AMD/ATI SMBus controller is very similar to SMBus controller found in PIIX4. Some notable differences: o different bit for enabling/signalling regular interrupt mode o in practice seems to support only polling mode Thus, intpm driver is modified to support polling-only mode and to recognize SB700 PCI ID and differences. Tested on: SB700 and PIIX4E platforms Reviewed by: jhb MFC after: 2 weeks X-Perhaps-ToDo: rename the driver to reflect its function and supported hardware
* Various updates to most of the smbus(4) drivers:jhb2007-01-111-1/+1
| | | | | | | | | | | | | | | | | | - Use printf() and device_printf() instead of log() in ichsmb(4). - Create the mutex sooner during ichsmb(4) attach. - Attach the interrupt handler later during ichsmb(4) attach to avoid races. - Don't try to set PCIM_CMD_PORTEN in ichsmb(4) attach as the PCI bus driver does this already. - Add locking to alpm(4), amdpm(4), amdsmb(4), intsmb(4), nfsmb(4), and viapm(4). - Axe ALPM_SMBIO_BASE_ADDR, it's not really safe to write arbitrary values into BARs, and the PCI bus layer will allocate resources now if needed. - Merge intpm(4) and intsmb(4) into just intsmb(4). Previously, intpm(4) attached to the PCI device and created an intsmb(4) child. Now, intsmb(4) just attaches to PCI directly. - Change several intsmb functions to take a softc instead of a device_t to make things simpler.
* intpm(4) meet style(9). style(9) meet intpm(4).jhb2006-09-131-49/+60
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* $Id$ -> $FreeBSD$peter1999-08-281-1/+1
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* SMBus support for the Intel PIIX4 power management unit. See smbus(4),nsouch1999-01-241-0/+77
iicbus(4) and smb(4). User programs are available to retrieve SDRAM and sensor info, contact the author. Submitted by: Takanori Watanabe <takawata@shidahara1.planet.sci.kobe-u.ac.jp> Reviewed by: Mike Smith <msmith@freebsd.org>
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