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csky: Separate fixaddr_init from highmem

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After fixaddr_init is separated from highmem, we could use tcm
without highmem selected. (610 (abiv1) don't support highmem,
but it could use tcm now.)

Signed-off-by: Guo Ren <guoren@linux.alibaba.com>
This commit is contained in:
Guo Ren
2019-12-01 22:34:19 +08:00
parent f525bb2c9e
commit f136008f31
7 changed files with 60 additions and 65 deletions
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6
arch/csky/include/asm/pgtable.h
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@@ -5,6 +5,7 @@
#define __ASM_CSKY_PGTABLE_H
#include <asm/fixmap.h>
#include <asm/memory.h>
#include <asm/addrspace.h>
#include <abi/pgtable-bits.h>
#include <asm-generic/pgtable-nopmd.h>
@@ -16,11 +17,6 @@
#define USER_PTRS_PER_PGD (0x80000000UL/PGDIR_SIZE)
#define FIRST_USER_ADDRESS 0UL
#define PKMAP_BASE (0xff800000)
#define VMALLOC_START (0xc0008000)
#define VMALLOC_END (PKMAP_BASE - 2*PAGE_SIZE)
/*
* C-SKY is two-level paging structure:
*/