armv7: adapt omap3 to the new cache maintenance framework
adapt omap3 to the new layered cache maintenance framework Signed-off-by: Aneesh V <aneesh@ti.com>
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				|  | @ -26,7 +26,6 @@ include $(TOPDIR)/config.mk | |||
| LIB	=  $(obj)lib$(SOC).o | ||||
| 
 | ||||
| SOBJS	:= lowlevel_init.o | ||||
| SOBJS	+= cache.o | ||||
| 
 | ||||
| COBJS	+= board.o | ||||
| COBJS	+= clock.o | ||||
|  |  | |||
|  | @ -37,8 +37,12 @@ | |||
| #include <asm/arch/sys_proto.h> | ||||
| #include <asm/arch/mem.h> | ||||
| #include <asm/cache.h> | ||||
| #include <asm/armv7.h> | ||||
| 
 | ||||
| /* Declarations */ | ||||
| extern omap3_sysinfo sysinfo; | ||||
| static void omap3_setup_aux_cr(void); | ||||
| static void omap3_invalidate_l2_cache_secure(void); | ||||
| 
 | ||||
| /******************************************************************************
 | ||||
|  * Routine: delay | ||||
|  | @ -166,27 +170,13 @@ void s_init(void) | |||
| 
 | ||||
| 	try_unlock_memory(); | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * Right now flushing at low MPU speed. | ||||
| 	 * Need to move after clock init | ||||
| 	 */ | ||||
| 	invalidate_dcache(get_device_type()); | ||||
| #ifndef CONFIG_ICACHE_OFF | ||||
| 	icache_enable(); | ||||
| #endif | ||||
| 	/* Errata workarounds */ | ||||
| 	omap3_setup_aux_cr(); | ||||
| 
 | ||||
| #ifdef CONFIG_L2_OFF | ||||
| 	l2_cache_disable(); | ||||
| #else | ||||
| 	l2_cache_enable(); | ||||
| #ifndef CONFIG_SYS_L2CACHE_OFF | ||||
| 	/* Invalidate L2-cache from secure mode */ | ||||
| 	omap3_invalidate_l2_cache_secure(); | ||||
| #endif | ||||
| 	/*
 | ||||
| 	 * Writing to AuxCR in U-boot using SMI for GP DEV | ||||
| 	 * Currently SMI in Kernel on ES2 devices seems to have an issue | ||||
| 	 * Once that is resolved, we can postpone this config to kernel | ||||
| 	 */ | ||||
| 	if (get_device_type() == GP_DEVICE) | ||||
| 		setup_auxcr(); | ||||
| 
 | ||||
| 	set_muxconf_regs(); | ||||
| 	delay(100); | ||||
|  | @ -292,3 +282,111 @@ int checkboard (void) | |||
| 	return 0; | ||||
| } | ||||
| #endif	/* CONFIG_DISPLAY_BOARDINFO */ | ||||
| 
 | ||||
| static void omap3_emu_romcode_call(u32 service_id, u32 *parameters) | ||||
| { | ||||
| 	u32 i, num_params = *parameters; | ||||
| 	u32 *sram_scratch_space = (u32 *)OMAP3_PUBLIC_SRAM_SCRATCH_AREA; | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * copy the parameters to an un-cached area to avoid coherency | ||||
| 	 * issues | ||||
| 	 */ | ||||
| 	for (i = 0; i < num_params; i++) { | ||||
| 		__raw_writel(*parameters, sram_scratch_space); | ||||
| 		parameters++; | ||||
| 		sram_scratch_space++; | ||||
| 	} | ||||
| 
 | ||||
| 	/* Now make the PPA call */ | ||||
| 	do_omap3_emu_romcode_call(service_id, OMAP3_PUBLIC_SRAM_SCRATCH_AREA); | ||||
| } | ||||
| 
 | ||||
| static void omap3_update_aux_cr_secure(u32 set_bits, u32 clear_bits) | ||||
| { | ||||
| 	u32 acr; | ||||
| 
 | ||||
| 	/* Read ACR */ | ||||
| 	asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr)); | ||||
| 	acr &= ~clear_bits; | ||||
| 	acr |= set_bits; | ||||
| 
 | ||||
| 	if (get_device_type() == GP_DEVICE) { | ||||
| 		omap3_gp_romcode_call(OMAP3_GP_ROMCODE_API_WRITE_ACR, | ||||
| 				       acr); | ||||
| 	} else { | ||||
| 		struct emu_hal_params emu_romcode_params; | ||||
| 		emu_romcode_params.num_params = 1; | ||||
| 		emu_romcode_params.param1 = acr; | ||||
| 		omap3_emu_romcode_call(OMAP3_EMU_HAL_API_WRITE_ACR, | ||||
| 				       (u32 *)&emu_romcode_params); | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| static void omap3_update_aux_cr(u32 set_bits, u32 clear_bits) | ||||
| { | ||||
| 	u32 acr; | ||||
| 
 | ||||
| 	/* Read ACR */ | ||||
| 	asm volatile ("mrc p15, 0, %0, c1, c0, 1" : "=r" (acr)); | ||||
| 	acr &= ~clear_bits; | ||||
| 	acr |= set_bits; | ||||
| 
 | ||||
| 	/* Write ACR - affects non-secure banked bits */ | ||||
| 	asm volatile ("mcr p15, 0, %0, c1, c0, 1" : : "r" (acr)); | ||||
| } | ||||
| 
 | ||||
| static void omap3_setup_aux_cr(void) | ||||
| { | ||||
| 	/* Workaround for Cortex-A8 errata: #454179 #430973
 | ||||
| 	 *	Set "IBE" bit | ||||
| 	 *	Set "Disable Brach Size Mispredicts" bit | ||||
| 	 * Workaround for erratum #621766 | ||||
| 	 *	Enable L1NEON bit | ||||
| 	 * ACR |= (IBE | DBSM | L1NEON) => ACR |= 0xE0 | ||||
| 	 */ | ||||
| 	omap3_update_aux_cr_secure(0xE0, 0); | ||||
| } | ||||
| 
 | ||||
| #ifndef CONFIG_SYS_L2CACHE_OFF | ||||
| /* Invalidate the entire L2 cache from secure mode */ | ||||
| static void omap3_invalidate_l2_cache_secure(void) | ||||
| { | ||||
| 	if (get_device_type() == GP_DEVICE) { | ||||
| 		omap3_gp_romcode_call(OMAP3_GP_ROMCODE_API_L2_INVAL, | ||||
| 				      0); | ||||
| 	} else { | ||||
| 		struct emu_hal_params emu_romcode_params; | ||||
| 		emu_romcode_params.num_params = 1; | ||||
| 		emu_romcode_params.param1 = 0; | ||||
| 		omap3_emu_romcode_call(OMAP3_EMU_HAL_API_L2_INVAL, | ||||
| 				       (u32 *)&emu_romcode_params); | ||||
| 	} | ||||
| } | ||||
| 
 | ||||
| void v7_outer_cache_enable(void) | ||||
| { | ||||
| 	/* Set L2EN */ | ||||
| 	omap3_update_aux_cr_secure(0x2, 0); | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * On some revisions L2EN bit is banked on some revisions it's not | ||||
| 	 * No harm in setting both banked bits(in fact this is required | ||||
| 	 * by an erratum) | ||||
| 	 */ | ||||
| 	omap3_update_aux_cr(0x2, 0); | ||||
| } | ||||
| 
 | ||||
| void v7_outer_cache_disable(void) | ||||
| { | ||||
| 	/* Clear L2EN */ | ||||
| 	omap3_update_aux_cr_secure(0, 0x2); | ||||
| 
 | ||||
| 	/*
 | ||||
| 	 * On some revisions L2EN bit is banked on some revisions it's not | ||||
| 	 * No harm in clearing both banked bits(in fact this is required | ||||
| 	 * by an erratum) | ||||
| 	 */ | ||||
| 	omap3_update_aux_cr(0, 0x2); | ||||
| } | ||||
| #endif | ||||
|  |  | |||
|  | @ -1,263 +0,0 @@ | |||
| /* | ||||
|  * Copyright (c) 2009 Wind River Systems, Inc. | ||||
|  * Tom Rix <Tom.Rix@windriver.com>
 | ||||
|  * | ||||
|  * This file is based on and replaces the existing cache.c file | ||||
|  * The copyrights for the cache.c file are: | ||||
|  * | ||||
|  * (C) Copyright 2008 Texas Insturments | ||||
|  * | ||||
|  * (C) Copyright 2002 | ||||
|  * Sysgo Real-Time Solutions, GmbH <www.elinos.com> | ||||
|  * Marius Groeger <mgroeger@sysgo.de>
 | ||||
|  * | ||||
|  * (C) Copyright 2002 | ||||
|  * Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
 | ||||
|  * | ||||
|  * See file CREDITS for list of people who contributed to this | ||||
|  * project. | ||||
|  * | ||||
|  * This program is free software; you can redistribute it and/or
 | ||||
|  * modify it under the terms of the GNU General Public License as | ||||
|  * published by the Free Software Foundation; either version 2 of
 | ||||
|  * the License, or (at your option) any later version. | ||||
|  * | ||||
|  * This program is distributed in the hope that it will be useful, | ||||
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | ||||
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | ||||
|  * GNU General Public License for more details. | ||||
|  * | ||||
|  * You should have received a copy of the GNU General Public License | ||||
|  * along with this program; if not, write to the Free Software
 | ||||
|  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | ||||
|  * MA 02111-1307 USA | ||||
|  */ | ||||
| 
 | ||||
| #include <asm/arch/omap3.h> | ||||
| 
 | ||||
| /* | ||||
|  * omap3 cache code | ||||
|  */ | ||||
| 
 | ||||
| .align 5
 | ||||
| .global invalidate_dcache
 | ||||
| .global l2_cache_enable
 | ||||
| .global l2_cache_disable
 | ||||
| .global setup_auxcr
 | ||||
| 
 | ||||
| /* | ||||
|  *	invalidate_dcache() | ||||
|  * | ||||
|  *	Invalidate the whole D-cache. | ||||
|  * | ||||
|  *	Corrupted registers: r0-r5, r7, r9-r11 | ||||
|  * | ||||
|  *	- mm	- mm_struct describing address space | ||||
|  */ | ||||
| invalidate_dcache: | ||||
| 	stmfd	r13!, {r0 - r5, r7, r9 - r12, r14} | ||||
| 
 | ||||
| 	mov	r7, r0				@ take a backup of device type
 | ||||
| 	cmp	r0, #0x3			@ check if the device type is
 | ||||
| 						@ GP
 | ||||
| 	moveq r12, #0x1				@ set up to invalide L2
 | ||||
| smi:	.word 0x01600070			@ Call SMI monitor (smieq)
 | ||||
| 	cmp	r7, #0x3			@ compare again in case its
 | ||||
| 						@ lost
 | ||||
| 	beq	finished_inval			@ if GP device, inval done
 | ||||
| 						@ above
 | ||||
| 
 | ||||
| 	mrc	p15, 1, r0, c0, c0, 1		@ read clidr
 | ||||
| 	ands	r3, r0, #0x7000000		@ extract loc from clidr
 | ||||
| 	mov	r3, r3, lsr #23			@ left align loc bit field
 | ||||
| 	beq	finished_inval			@ if loc is 0, then no need to
 | ||||
| 						@ clean
 | ||||
| 	mov	r10, #0				@ start clean at cache level 0
 | ||||
| inval_loop1: | ||||
| 	add	r2, r10, r10, lsr #1		@ work out 3x current cache
 | ||||
| 						@ level
 | ||||
| 	mov	r1, r0, lsr r2			@ extract cache type bits from
 | ||||
| 						@ clidr
 | ||||
| 	and	r1, r1, #7			@ mask of the bits for current
 | ||||
| 						@ cache only
 | ||||
| 	cmp	r1, #2				@ see what cache we have at
 | ||||
| 						@ this level
 | ||||
| 	blt	skip_inval			@ skip if no cache, or just
 | ||||
| 						@ i-cache
 | ||||
| 	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level
 | ||||
| 						@ in cssr
 | ||||
| 	mov	r2, #0				@ operand for mcr SBZ
 | ||||
| 	mcr	p15, 0, r2, c7, c5, 4		@ flush prefetch buffer to
 | ||||
| 						@ sych the new cssr&csidr,
 | ||||
| 						@ with armv7 this is 'isb',
 | ||||
| 						@ but we compile with armv5
 | ||||
| 	mrc	p15, 1, r1, c0, c0, 0		@ read the new csidr
 | ||||
| 	and	r2, r1, #7			@ extract the length of the
 | ||||
| 						@ cache lines
 | ||||
| 	add	r2, r2, #4			@ add 4 (line length offset)
 | ||||
| 	ldr	r4, =0x3ff | ||||
| 	ands	r4, r4, r1, lsr #3		@ find maximum number on the
 | ||||
| 						@ way size
 | ||||
| 	clz	r5, r4				@ find bit position of way
 | ||||
| 						@ size increment
 | ||||
| 	ldr	r7, =0x7fff | ||||
| 	ands	r7, r7, r1, lsr #13		@ extract max number of the
 | ||||
| 						@ index size
 | ||||
| inval_loop2: | ||||
| 	mov	r9, r4				@ create working copy of max
 | ||||
| 						@ way size
 | ||||
| inval_loop3: | ||||
| 	orr	r11, r10, r9, lsl r5		@ factor way and cache number
 | ||||
| 						@ into r11
 | ||||
| 	orr	r11, r11, r7, lsl r2		@ factor index number into r11
 | ||||
| 	mcr	p15, 0, r11, c7, c6, 2		@ invalidate by set/way
 | ||||
| 	subs	r9, r9, #1			@ decrement the way
 | ||||
| 	bge	inval_loop3 | ||||
| 	subs	r7, r7, #1			@ decrement the index
 | ||||
| 	bge	inval_loop2 | ||||
| skip_inval: | ||||
| 	add	r10, r10, #2			@ increment cache number
 | ||||
| 	cmp	r3, r10 | ||||
| 	bgt	inval_loop1 | ||||
| finished_inval: | ||||
| 	mov	r10, #0				@ swith back to cache level 0
 | ||||
| 	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level
 | ||||
| 						@ in cssr
 | ||||
| 	mcr	p15, 0, r10, c7, c5, 4		@ flush prefetch buffer,
 | ||||
| 						@ with armv7 this is 'isb',
 | ||||
| 						@ but we compile with armv5
 | ||||
| 
 | ||||
| 	ldmfd	r13!, {r0 - r5, r7, r9 - r12, pc} | ||||
| 
 | ||||
| l2_cache_set: | ||||
| 	stmfd	r13!, {r4 - r6, lr} | ||||
| 	mov	r5,  r0 | ||||
| 	bl	get_cpu_rev | ||||
| 	mov	r4,  r0 | ||||
| 	bl	get_cpu_family | ||||
| 	@ ES2 onwards we can disable/enable L2 ourselves
 | ||||
| 	cmp	r0,  #CPU_OMAP34XX | ||||
| 	cmpeq	r4,  #CPU_3XX_ES10 | ||||
| 	mrc	15, 0, r0, cr1, cr0, 1 | ||||
| 	bic	r0, r0, #2 | ||||
| 	orr	r0, r0, r5, lsl #1 | ||||
| 	mcreq	15, 0, r0, cr1, cr0, 1 | ||||
| 	@ GP Device ROM code API usage here
 | ||||
| 	@ r12 = AUXCR Write function and r0 value
 | ||||
| 	mov	ip, #3 | ||||
| 	@ SMCNE instruction to call ROM Code API
 | ||||
| 	.word	0x11600070
 | ||||
| 	ldmfd	r13!, {r4 - r6, pc} | ||||
| 
 | ||||
| l2_cache_enable: | ||||
| 	mov	r0, #1 | ||||
| 	b	l2_cache_set | ||||
| 
 | ||||
| l2_cache_disable: | ||||
| 	mov	r0, #0 | ||||
| 	b	l2_cache_set | ||||
| 
 | ||||
| /****************************************************************************** | ||||
|  * Routine: setup_auxcr() | ||||
|  * Description: Write to AuxCR desired value using SMI. | ||||
|  *              general use. | ||||
|  *****************************************************************************/ | ||||
| setup_auxcr: | ||||
| 	mrc	p15, 0, r0, c0, c0, 0		@ read main ID register
 | ||||
| 	and	r2, r0, #0x00f00000		@ variant
 | ||||
| 	and	r3, r0, #0x0000000f		@ revision
 | ||||
| 	orr	r1, r3, r2, lsr #20-4		@ combine variant and revision
 | ||||
| 	mov	r12, #0x3 | ||||
| 	mrc	p15, 0, r0, c1, c0, 1 | ||||
| 	orr	r0, r0, #0x10			@ Enable ASA
 | ||||
| 	@ Enable L1NEON on pre-r2p1 (erratum 621766 workaround)
 | ||||
| 	cmp	r1, #0x21 | ||||
| 	orrlt	r0, r0, #1 << 5 | ||||
| 	.word 0xE1600070			@ SMC
 | ||||
| 	mov	r12, #0x2 | ||||
| 	mrc	p15, 1, r0, c9, c0, 2 | ||||
| 	@ Set PLD_FWD bit in L2AUXCR on pre-r2p1 (erratum 725233 workaround)
 | ||||
| 	cmp	r1, #0x21 | ||||
| 	orrlt	r0, r0, #1 << 27 | ||||
| 	.word 0xE1600070			@ SMC
 | ||||
| 	bx	lr | ||||
| 
 | ||||
| .align 5
 | ||||
| .global v7_flush_dcache_all
 | ||||
| .global v7_flush_cache_all
 | ||||
| 
 | ||||
| /* | ||||
|  *	v7_flush_dcache_all() | ||||
|  * | ||||
|  *	Flush the whole D-cache. | ||||
|  * | ||||
|  *	Corrupted registers: r0-r7, r9-r11 (r6 only in Thumb mode) | ||||
|  * | ||||
|  *	- mm    - mm_struct describing address space | ||||
|  */ | ||||
| v7_flush_dcache_all: | ||||
| #	dmb					@ ensure ordering with previous memory accesses
 | ||||
| 	mrc	p15, 1, r0, c0, c0, 1		@ read clidr
 | ||||
| 	ands	r3, r0, #0x7000000		@ extract loc from clidr
 | ||||
| 	mov	r3, r3, lsr #23			@ left align loc bit field
 | ||||
| 	beq	finished			@ if loc is 0, then no need to clean
 | ||||
| 	mov	r10, #0				@ start clean at cache level 0
 | ||||
| loop1: | ||||
| 	add	r2, r10, r10, lsr #1		@ work out 3x current cache level
 | ||||
| 	mov	r1, r0, lsr r2			@ extract cache type bits from clidr
 | ||||
| 	and	r1, r1, #7			@ mask of the bits for current cache only
 | ||||
| 	cmp	r1, #2				@ see what cache we have at this level
 | ||||
| 	blt	skip				@ skip if no cache, or just i-cache
 | ||||
| 	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
 | ||||
| 	mcr	p15, 0, r10, c7, c5, 4		@ flush prefetch buffer,
 | ||||
| 						@ with armv7 this is 'isb',
 | ||||
| 						@ but we compile with armv5
 | ||||
| 	mrc	p15, 1, r1, c0, c0, 0		@ read the new csidr
 | ||||
| 	and	r2, r1, #7			@ extract the length of the cache lines
 | ||||
| 	add	r2, r2, #4			@ add 4 (line length offset)
 | ||||
| 	ldr	r4, =0x3ff | ||||
| 	ands	r4, r4, r1, lsr #3		@ find maximum number on the way size
 | ||||
| 	clz	r5, r4				@ find bit position of way size increment
 | ||||
| 	ldr	r7, =0x7fff | ||||
| 	ands	r7, r7, r1, lsr #13		@ extract max number of the index size
 | ||||
| loop2: | ||||
| 	mov	r9, r4				@ create working copy of max way size
 | ||||
| loop3: | ||||
| 	orr	r11, r10, r9, lsl r5		@ factor way and cache number into r11
 | ||||
| 	orr	r11, r11, r7, lsl r2		@ factor index number into r11
 | ||||
| 	mcr	p15, 0, r11, c7, c14, 2		@ clean & invalidate by set/way
 | ||||
| 	subs	r9, r9, #1			@ decrement the way
 | ||||
| 	bge	loop3 | ||||
| 	subs	r7, r7, #1			@ decrement the index
 | ||||
| 	bge	loop2 | ||||
| skip: | ||||
| 	add	r10, r10, #2			@ increment cache number
 | ||||
| 	cmp	r3, r10 | ||||
| 	bgt	loop1 | ||||
| finished: | ||||
| 	mov	r10, #0				@ swith back to cache level 0
 | ||||
| 	mcr	p15, 2, r10, c0, c0, 0		@ select current cache level in cssr
 | ||||
| #	dsb | ||||
| 	mcr	p15, 0, r10, c7, c5, 4		@ flush prefetch buffer,
 | ||||
| 						@ with armv7 this is 'isb',
 | ||||
| 						@ but we compile with armv5
 | ||||
| 	mov	pc, lr | ||||
| 
 | ||||
| /* | ||||
|  *	v7_flush_cache_all() | ||||
|  * | ||||
|  *	Flush the entire cache system. | ||||
|  *  The data cache flush is now achieved using atomic clean / invalidates | ||||
|  *  working outwards from L1 cache. This is done using Set/Way based cache | ||||
|  *  maintainance instructions. | ||||
|  *  The instruction cache can still be invalidated back to the point of | ||||
|  *  unification in a single instruction. | ||||
|  * | ||||
|  */ | ||||
| v7_flush_cache_all: | ||||
| 	stmfd	sp!, {r0-r7, r9-r11, lr} | ||||
| 	bl	v7_flush_dcache_all | ||||
| 	mov	r0, #0 | ||||
| 	mcr	p15, 0, r0, c7, c5, 0		@ I+BTB cache invalidate
 | ||||
| 	ldmfd	sp!, {r0-r7, r9-r11, lr} | ||||
| 	mov	pc, lr | ||||
|  | @ -35,6 +35,38 @@ | |||
| _TEXT_BASE: | ||||
| 	.word	CONFIG_SYS_TEXT_BASE	/* sdram load addr from config.mk */ | ||||
| 
 | ||||
| .global omap3_gp_romcode_call
 | ||||
| omap3_gp_romcode_call: | ||||
| 	PUSH {r4-r12, lr} @ Save all registers from ROM code!
 | ||||
| 	MOV r12, r0	@ Copy the Service ID in R12
 | ||||
| 	MOV r0, r1	@ Copy parameter to R0
 | ||||
| 	mcr     p15, 0, r0, c7, c10, 4	@ DSB
 | ||||
| 	mcr     p15, 0, r0, c7, c10, 5	@ DMB
 | ||||
| 	.word	0xe1600070	@ SMC #0 to enter monitor - hand assembled
 | ||||
| 				@ because we use -march=armv5
 | ||||
| 	POP {r4-r12, pc} | ||||
| 
 | ||||
| /* | ||||
|  * Funtion for making PPA HAL API calls in secure devices | ||||
|  * Input: | ||||
|  *	R0 - Service ID | ||||
|  *	R1 - paramer list | ||||
|  */ | ||||
| .global do_omap3_emu_romcode_call
 | ||||
| do_omap3_emu_romcode_call: | ||||
| 	PUSH {r4-r12, lr} @ Save all registers from ROM code!
 | ||||
| 	MOV r12, r0	@ Copy the Secure Service ID in R12
 | ||||
| 	MOV r3, r1	@ Copy the pointer to va_list in R3
 | ||||
| 	MOV r1, #0	@ Process ID - 0
 | ||||
| 	MOV r2, #OMAP3_EMU_HAL_START_HAL_CRITICAL	@ Copy the pointer
 | ||||
| 							@ to va_list in R3
 | ||||
| 	MOV r6, #0xFF	@ Indicate new Task call
 | ||||
| 	mcr     p15, 0, r0, c7, c10, 4	@ DSB
 | ||||
| 	mcr     p15, 0, r0, c7, c10, 5	@ DMB
 | ||||
| 	.word	0xe1600071	@ SMC #1 to call PPA service - hand assembled
 | ||||
| 				@ because we use -march=armv5
 | ||||
| 	POP {r4-r12, pc} | ||||
| 
 | ||||
| #if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_NAND_BOOT) | ||||
| /************************************************************************** | ||||
|  * cpy_clk_code: relocates clock code into SRAM where its safer to execute | ||||
|  |  | |||
|  | @ -159,8 +159,14 @@ struct gpio { | |||
| #define SRAM_VECT_CODE			(SRAM_OFFSET0 | SRAM_OFFSET1 | \ | ||||
| 					 SRAM_OFFSET2) | ||||
| 
 | ||||
| #define OMAP3_PUBLIC_SRAM_BASE		0x40208000 /* Works for GP & EMU */ | ||||
| #define OMAP3_PUBLIC_SRAM_END		0x40210000 | ||||
| 
 | ||||
| #define LOW_LEVEL_SRAM_STACK		0x4020FFFC | ||||
| 
 | ||||
| /* scratch area - accessible on both EMU and GP */ | ||||
| #define OMAP3_PUBLIC_SRAM_SCRATCH_AREA	OMAP3_PUBLIC_SRAM_BASE | ||||
| 
 | ||||
| #define DEBUG_LED1			149	/* gpio */ | ||||
| #define DEBUG_LED2			150	/* gpio */ | ||||
| 
 | ||||
|  | @ -227,4 +233,18 @@ struct gpio { | |||
| 
 | ||||
| #define OMAP3730		0x0c00 | ||||
| 
 | ||||
| /*
 | ||||
|  * ROM code API related flags | ||||
|  */ | ||||
| #define OMAP3_GP_ROMCODE_API_L2_INVAL		1 | ||||
| #define OMAP3_GP_ROMCODE_API_WRITE_ACR		3 | ||||
| 
 | ||||
| /*
 | ||||
|  * EMU device PPA HAL related flags | ||||
|  */ | ||||
| #define OMAP3_EMU_HAL_API_L2_INVAL		40 | ||||
| #define OMAP3_EMU_HAL_API_WRITE_ACR		42 | ||||
| 
 | ||||
| #define OMAP3_EMU_HAL_START_HAL_CRITICAL	4 | ||||
| 
 | ||||
| #endif | ||||
|  |  | |||
|  | @ -27,6 +27,11 @@ typedef struct { | |||
| 	char *nand_string; | ||||
| } omap3_sysinfo; | ||||
| 
 | ||||
| struct emu_hal_params { | ||||
| 	u32 num_params; | ||||
| 	u32 param1; | ||||
| }; | ||||
| 
 | ||||
| void prcm_init(void); | ||||
| void per_clocks_enable(void); | ||||
| 
 | ||||
|  | @ -53,9 +58,7 @@ u32 is_running_in_sdram(void); | |||
| u32 is_running_in_sram(void); | ||||
| u32 is_running_in_flash(void); | ||||
| u32 get_device_type(void); | ||||
| void l2cache_enable(void); | ||||
| void secureworld_exit(void); | ||||
| void setup_auxcr(void); | ||||
| void try_unlock_memory(void); | ||||
| u32 get_boot_type(void); | ||||
| void invalidate_dcache(u32); | ||||
|  | @ -66,5 +69,6 @@ void make_cs1_contiguous(void); | |||
| void omap_nand_switch_ecc(int); | ||||
| void power_init_r(void); | ||||
| void dieid_num_r(void); | ||||
| 
 | ||||
| void do_omap3_emu_romcode_call(u32 service_id, u32 parameters); | ||||
| void omap3_gp_romcode_call(u32 service_id, u32 parameter); | ||||
| #endif | ||||
|  |  | |||
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		Reference in New Issue