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freebsd/sys/mips/sentry5/s5reg.h
Warner Losh 4d9ac6c76f As discussed on IRC and at BSDcan, move the mips32/* directories up a
level.  The distinction was artificial.  Some more movement around the
deck charis is likely depending on the fallout from this one.

Paths were corrected after the svn mv.  Hope that's OK.
2008-07-06 21:09:29 +00:00

59 lines
1.5 KiB
C

/* $FreeBSD$ */
#ifndef _MIPS32_SENTRY5_SENTRY5REG_H_
#define _MIPS32_SENTRY5_SENTRY5REG_H_
#define SENTRY5_UART0ADR 0x18000300
#define SENTRY5_UART1ADR 0x18000400
/* Reset register implemented here in a PLD device. */
#define SENTRY5_EXTIFADR 0x1F000000
#define SENTRY5_DORESET 0x80
/*
* Custom CP0 register macros.
* XXX: This really needs the mips cpuregs.h file for the barrier.
*/
#define S5_RDRW32_C0P0_CUST22(n,r) \
static __inline u_int32_t \
s5_rd_ ## n (void) \
{ \
int v0; \
__asm __volatile ("mfc0 %[v0], $22, "__XSTRING(r)" ;" \
: [v0] "=&r"(v0)); \
/*mips_barrier();*/ \
return (v0); \
} \
static __inline void \
s5_wr_ ## n (u_int32_t a0) \
{ \
__asm __volatile ("mtc0 %[a0], $22, "__XSTRING(r)" ;" \
__XSTRING(COP0_SYNC)";" \
"nop;" \
"nop;" \
: \
: [a0] "r"(a0)); \
/*mips_barrier();*/ \
} struct __hack
/*
* All 5 of these sub-registers are used by Linux.
* There is a further custom register at 25 which is not used.
*/
#define S5_CP0_DIAG 0
#define S5_CP0_CLKCFG1 1
#define S5_CP0_CLKCFG2 2
#define S5_CP0_SYNC 3
#define S5_CP0_CLKCFG3 4
#define S5_CP0_RESET 5
/* s5_[rd|wr]_xxx() */
S5_RDRW32_C0P0_CUST22(diag, S5_CP0_DIAG);
S5_RDRW32_C0P0_CUST22(clkcfg1, S5_CP0_CLKCFG1);
S5_RDRW32_C0P0_CUST22(clkcfg2, S5_CP0_CLKCFG2);
S5_RDRW32_C0P0_CUST22(sync, S5_CP0_SYNC);
S5_RDRW32_C0P0_CUST22(clkcfg3, S5_CP0_CLKCFG3);
S5_RDRW32_C0P0_CUST22(reset, S5_CP0_RESET);
#endif /* _MIPS32_SENTRY5_SENTRY5REG_H_ */