Commit 99dc5c0c authored by Paul Mundt's avatar Paul Mundt

sh: Disable MMUCR_AT for SH-4 nommu.

Presently address translation is default-enabled regardless of whether
CONFIG_MMU is set or not in the SH-4 case, this fixes it up, and also
makes the control init word a bit more readable in the process.
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 94a46d3c
......@@ -32,7 +32,13 @@
#define MMU_UTLB_DATA_ARRAY2 0xF7800000
#define MMU_PAGE_ASSOC_BIT 0x80
#define MMUCR_TI (1<<2)
#ifdef CONFIG_MMU
#define MMUCR_AT (1 << 0)
#else
#define MMUCR_AT (0)
#endif
#define MMUCR_TI (1 << 2)
#define MMUCR_URB 0x00FC0000
#define MMUCR_URB_SHIFT 18
......@@ -65,7 +71,8 @@
#endif
#define MMU_NTLB_ENTRIES 64
#define MMU_CONTROL_INIT (0x05|MMUCR_SQMD|MMUCR_ME|MMUCR_SE|MMUCR_AEX)
#define MMU_CONTROL_INIT (MMUCR_AT | MMUCR_TI | MMUCR_SQMD | \
MMUCR_ME | MMUCR_SE | MMUCR_AEX)
#define TRA 0xff000020
#define EXPEVT 0xff000024
......
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