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				|  |  | +/*
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				|  |  | + * Miscellaneous IOCTL commands for Dynamic Power Management Controller Driver
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				|  |  | + *
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				|  |  | + * Copyright (C) 2004-2009 Analog Device Inc.
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				|  |  | + *
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				|  |  | + * Licensed under the GPL-2
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				|  |  | + */
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				|  |  | +
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				|  |  | +#ifndef _BLACKFIN_DPMC_H_
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				|  |  | +#define _BLACKFIN_DPMC_H_
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				|  |  | +
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				|  |  | +#ifdef __ASSEMBLY__
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				|  |  | +#define PM_REG0  R7
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				|  |  | +#define PM_REG1  R6
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				|  |  | +#define PM_REG2  R5
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				|  |  | +#define PM_REG3  R4
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				|  |  | +#define PM_REG4  R3
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				|  |  | +#define PM_REG5  R2
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				|  |  | +#define PM_REG6  R1
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				|  |  | +#define PM_REG7  R0
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				|  |  | +#define PM_REG8  P5
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				|  |  | +#define PM_REG9  P4
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				|  |  | +#define PM_REG10 P3
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				|  |  | +#define PM_REG11 P2
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				|  |  | +#define PM_REG12 P1
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				|  |  | +#define PM_REG13 P0
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				|  |  | +
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				|  |  | +#define PM_REGSET0  R7:7
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				|  |  | +#define PM_REGSET1  R7:6
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				|  |  | +#define PM_REGSET2  R7:5
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				|  |  | +#define PM_REGSET3  R7:4
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				|  |  | +#define PM_REGSET4  R7:3
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				|  |  | +#define PM_REGSET5  R7:2
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				|  |  | +#define PM_REGSET6  R7:1
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				|  |  | +#define PM_REGSET7  R7:0
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				|  |  | +#define PM_REGSET8  R7:0, P5:5
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				|  |  | +#define PM_REGSET9  R7:0, P5:4
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				|  |  | +#define PM_REGSET10 R7:0, P5:3
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				|  |  | +#define PM_REGSET11 R7:0, P5:2
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				|  |  | +#define PM_REGSET12 R7:0, P5:1
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				|  |  | +#define PM_REGSET13 R7:0, P5:0
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				|  |  | +
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				|  |  | +#define _PM_PUSH(n, x, w, base) PM_REG##n = w[FP + ((x) - (base))];
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				|  |  | +#define _PM_POP(n, x, w, base)  w[FP + ((x) - (base))] = PM_REG##n;
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				|  |  | +#define PM_PUSH_SYNC(n)         [--sp] = (PM_REGSET##n);
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				|  |  | +#define PM_POP_SYNC(n)          (PM_REGSET##n) = [sp++];
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				|  |  | +#define PM_PUSH(n, x)		PM_REG##n = [FP++];
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				|  |  | +#define PM_POP(n, x)            [FP--] = PM_REG##n;
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				|  |  | +#define PM_CORE_PUSH(n, x)      _PM_PUSH(n, x, , COREMMR_BASE)
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				|  |  | +#define PM_CORE_POP(n, x)       _PM_POP(n, x, , COREMMR_BASE)
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				|  |  | +#define PM_SYS_PUSH(n, x)       _PM_PUSH(n, x, , SYSMMR_BASE)
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				|  |  | +#define PM_SYS_POP(n, x)        _PM_POP(n, x, , SYSMMR_BASE)
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				|  |  | +#define PM_SYS_PUSH16(n, x)     _PM_PUSH(n, x, w, SYSMMR_BASE)
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				|  |  | +#define PM_SYS_POP16(n, x)      _PM_POP(n, x, w, SYSMMR_BASE)
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				|  |  | +
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				|  |  | +	.macro bfin_init_pm_bench_cycles
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				|  |  | +#ifdef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH
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				|  |  | +	R4 = 0;
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				|  |  | +	CYCLES = R4;
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				|  |  | +	CYCLES2 = R4;
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				|  |  | +	R4 = SYSCFG;
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				|  |  | +	BITSET(R4, 1);
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				|  |  | +	SYSCFG = R4;
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				|  |  | +#endif
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				|  |  | +	.endm
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				|  |  | +
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				|  |  | +	.macro bfin_cpu_reg_save
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				|  |  | +	/*
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				|  |  | +	 * Save the core regs early so we can blow them away when
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				|  |  | +	 * saving/restoring MMR states
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				|  |  | +	 */
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				|  |  | +	[--sp] = (R7:0, P5:0);
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				|  |  | +	[--sp] = fp;
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				|  |  | +	[--sp] = usp;
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				|  |  | +
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				|  |  | +	[--sp] = i0;
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				|  |  | +	[--sp] = i1;
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				|  |  | +	[--sp] = i2;
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				|  |  | +	[--sp] = i3;
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				|  |  | +
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				|  |  | +	[--sp] = m0;
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				|  |  | +	[--sp] = m1;
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				|  |  | +	[--sp] = m2;
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				|  |  | +	[--sp] = m3;
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				|  |  | +
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				|  |  | +	[--sp] = l0;
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				|  |  | +	[--sp] = l1;
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				|  |  | +	[--sp] = l2;
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				|  |  | +	[--sp] = l3;
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				|  |  | +
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				|  |  | +	[--sp] = b0;
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				|  |  | +	[--sp] = b1;
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				|  |  | +	[--sp] = b2;
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				|  |  | +	[--sp] = b3;
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				|  |  | +	[--sp] = a0.x;
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				|  |  | +	[--sp] = a0.w;
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				|  |  | +	[--sp] = a1.x;
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				|  |  | +	[--sp] = a1.w;
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				|  |  | +
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				|  |  | +	[--sp] = LC0;
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				|  |  | +	[--sp] = LC1;
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				|  |  | +	[--sp] = LT0;
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				|  |  | +	[--sp] = LT1;
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				|  |  | +	[--sp] = LB0;
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				|  |  | +	[--sp] = LB1;
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				|  |  | +
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				|  |  | +	/* We can't push RETI directly as that'll change IPEND[4] */
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				|  |  | +	r7 = RETI;
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				|  |  | +	[--sp] = RETS;
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				|  |  | +	[--sp] = ASTAT;
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				|  |  | +#ifndef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH
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				|  |  | +	[--sp] = CYCLES;
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				|  |  | +	[--sp] = CYCLES2;
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				|  |  | +#endif
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				|  |  | +	[--sp] = SYSCFG;
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				|  |  | +	[--sp] = RETX;
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				|  |  | +	[--sp] = SEQSTAT;
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				|  |  | +	[--sp] = r7;
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				|  |  | +
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				|  |  | +	/* Save first func arg in M3 */
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				|  |  | +	M3 = R0;
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				|  |  | +	.endm
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				|  |  | +
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				|  |  | +	.macro bfin_cpu_reg_restore
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				|  |  | +	/* Restore Core Registers */
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				|  |  | +	RETI = [sp++];
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				|  |  | +	SEQSTAT = [sp++];
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				|  |  | +	RETX = [sp++];
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				|  |  | +	SYSCFG = [sp++];
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				|  |  | +#ifndef CONFIG_BFIN_PM_WAKEUP_TIME_BENCH
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				|  |  | +	CYCLES2 = [sp++];
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				|  |  | +	CYCLES = [sp++];
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				|  |  | +#endif
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				|  |  | +	ASTAT = [sp++];
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				|  |  | +	RETS = [sp++];
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				|  |  | +
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				|  |  | +	LB1 = [sp++];
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				|  |  | +	LB0 = [sp++];
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				|  |  | +	LT1 = [sp++];
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				|  |  | +	LT0 = [sp++];
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				|  |  | +	LC1 = [sp++];
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				|  |  | +	LC0 = [sp++];
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				|  |  | +
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				|  |  | +	a1.w = [sp++];
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				|  |  | +	a1.x = [sp++];
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				|  |  | +	a0.w = [sp++];
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				|  |  | +	a0.x = [sp++];
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				|  |  | +	b3 = [sp++];
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				|  |  | +	b2 = [sp++];
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				|  |  | +	b1 = [sp++];
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				|  |  | +	b0 = [sp++];
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				|  |  | +
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				|  |  | +	l3 = [sp++];
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				|  |  | +	l2 = [sp++];
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				|  |  | +	l1 = [sp++];
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				|  |  | +	l0 = [sp++];
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				|  |  | +
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				|  |  | +	m3 = [sp++];
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				|  |  | +	m2 = [sp++];
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				|  |  | +	m1 = [sp++];
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				|  |  | +	m0 = [sp++];
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				|  |  | +
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				|  |  | +	i3 = [sp++];
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				|  |  | +	i2 = [sp++];
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				|  |  | +	i1 = [sp++];
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				|  |  | +	i0 = [sp++];
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				|  |  | +
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				|  |  | +	usp = [sp++];
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				|  |  | +	fp = [sp++];
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				|  |  | +	(R7:0, P5:0) = [sp++];
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				|  |  | +
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				|  |  | +	.endm
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				|  |  | +
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				|  |  | +	.macro bfin_sys_mmr_save
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				|  |  | +	/* Save system MMRs */
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				|  |  | +	FP.H = hi(SYSMMR_BASE);
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				|  |  | +	FP.L = lo(SYSMMR_BASE);
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