Lines Matching +full:pre +full:- +full:determined

1 // SPDX-License-Identifier: GPL-2.0-or-later
17  * The nodes are software-visible through PCI config space. All nodes are enumerated
20  * multi-function device.
23  * On Zen-based systems, these node devices represent Data Fabric functionality.
26  * "Processor x86 Core" -> "Configuration Space" section in PPRs.
49 	 * Major revision of '0' is found pre-DF4. Field is Read-as-Zero.  in get_cfg_addr_cntl_offset()
105  * For SMN reads, the returned value may be zero if the register is Read-as-Zero.
109  * But the Read-as-Zero response cannot be verified here. A value of 0 may be
113  * For SMN writes, success can be determined through a "write and read back"
118  * 1) Bits that are "Write-1-to-Clear". In this case, the read value should
121  * 2) Bits that are "Read-as-Zero"/"Writes-Ignored". This information cannot be
140 	int err = -ENODEV;  in __amd_smn_rw()
168 		err = -ENODEV;  in amd_smn_read()
188 		return -ENOMEM;  in amd_cache_roots()