threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
/*
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* include/asm-sh/cpu-sh4/sq.h
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*
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* Copyright (C) 2001, 2002, 2003 Paul Mundt
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* Copyright (C) 2001, 2002 M. R. Brown
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*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*/
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#ifndef __ASM_CPU_SH4_SQ_H
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#define __ASM_CPU_SH4_SQ_H
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#include <asm/addrspace.h>
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#include <asm/page.h>
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/*
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* Store queues range from e0000000-e3fffffc, allowing approx. 64MB to be
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* mapped to any physical address space. Since data is written (and aligned)
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* to 32-byte boundaries, we need to be sure that all allocations are aligned.
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*/
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#define SQ_SIZE 32
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#define SQ_ALIGN_MASK (~(SQ_SIZE - 1))
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#define SQ_ALIGN(addr) (((addr)+SQ_SIZE-1) & SQ_ALIGN_MASK)
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#define SQ_QACR0 (P4SEG_REG_BASE + 0x38)
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#define SQ_QACR1 (P4SEG_REG_BASE + 0x3c)
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#define SQ_ADDRMAX (P4SEG_STORE_QUE + 0x04000000)
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/* arch/sh/kernel/cpu/sh4/sq.c */
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unsigned long sq_remap(unsigned long phys, unsigned int size,
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const char *name, pgprot_t prot);
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void sq_unmap(unsigned long vaddr);
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void sq_flush_range(unsigned long start, unsigned int len);
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#endif /* __ASM_CPU_SH4_SQ_H */
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