78 lines
3.3 KiB
C
78 lines
3.3 KiB
C
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/*-
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* Copyright (c) 2015 Landon Fuller <landon@landonf.org>
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* Copyright (c) 2010 Broadcom Corporation
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*
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* This file is derived from the hndsoc.h header distributed with
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* Broadcom's initial brcm80211 Linux driver release, as
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* contributed to the Linux staging repository.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*
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* $FreeBSD$
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*/
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#ifndef _BHND_BHND_CORE_H_
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#define _BHND_BHND_CORE_H_
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/* Common core control flags */
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#define BHND_CF_BIST_EN 0x8000 /**< ??? */
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#define BHND_CF_PME_EN 0x4000 /**< ??? */
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#define BHND_CF_CORE_BITS 0x3ffc /**< core specific flag mask */
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#define BHND_CF_FGC 0x0002 /**< force clock gating */
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#define BHND_CF_CLOCK_EN 0x0001 /**< enable clock */
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/* Common core status flags */
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#define BHND_SF_BIST_DONE 0x8000 /**< ??? */
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#define BHND_SF_BIST_ERROR 0x4000 /**< ??? */
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#define BHND_SF_GATED_CLK 0x2000 /**< clock gated */
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#define BHND_SF_DMA64 0x1000 /**< supports 64-bit DMA */
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#define BHND_SF_CORE_BITS 0x0fff /**< core-specific status mask */
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/*
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* A register that is common to all cores to
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* communicate w/PMU regarding clock control.
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*
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* TODO: Determine when this register first appeared.
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*/
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#define BHND_CLK_CTL_ST 0x1e0 /**< clock control and status */
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/*
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* BHND_CLK_CTL_ST register
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*
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* Clock Mode Name Description
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* High Throughput (HT) Full bandwidth, low latency. Generally supplied
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* from PLL.
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* Active Low Power (ALP) Register access, low speed DMA.
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* Idle Low Power (ILP) No interconnect activity, or if long latency
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* is permitted.
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*/
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#define BHND_CCS_FORCEALP 0x00000001 /**< force ALP request */
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#define BHND_CCS_FORCEHT 0x00000002 /**< force HT request */
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#define BHND_CCS_FORCEILP 0x00000004 /**< force ILP request */
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#define BHND_CCS_ALPAREQ 0x00000008 /**< ALP Avail Request */
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#define BHND_CCS_HTAREQ 0x00000010 /**< HT Avail Request */
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#define BHND_CCS_FORCEHWREQOFF 0x00000020 /**< Force HW Clock Request Off */
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#define BHND_CCS_ERSRC_REQ_MASK 0x00000700 /**< external resource requests */
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#define BHND_CCS_ERSRC_REQ_SHIFT 8
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#define BHND_CCS_ALPAVAIL 0x00010000 /**< ALP is available */
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#define BHND_CCS_HTAVAIL 0x00020000 /**< HT is available */
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#define BHND_CCS_BP_ON_APL 0x00040000 /**< RO: Backplane is running on ALP clock */
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#define BHND_CCS_BP_ON_HT 0x00080000 /**< RO: Backplane is running on HT clock */
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#define BHND_CCS_ERSRC_STS_MASK 0x07000000 /**< external resource status */
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#define BHND_CCS_ERSRC_STS_SHIFT 24
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#define BHND_CCS0_HTAVAIL 0x00010000 /**< HT avail in chipc and pcmcia on 4328a0 */
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#define BHND_CCS0_ALPAVAIL 0x00020000 /**< ALP avail in chipc and pcmcia on 4328a0 */
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#endif /* _BHND_BHND_CORE_H_ */
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