2010-03-11 00:33:46 -07:00
|
|
|
/*
|
|
|
|
|
* OMAP44xx secure APIs file.
|
|
|
|
|
*
|
|
|
|
|
* Copyright (C) 2010 Texas Instruments, Inc.
|
|
|
|
|
* Written by Santosh Shilimkar <santosh.shilimkar@ti.com>
|
|
|
|
|
*
|
|
|
|
|
*
|
|
|
|
|
* This program is free software,you can redistribute it and/or modify
|
|
|
|
|
* it under the terms of the GNU General Public License version 2 as
|
|
|
|
|
* published by the Free Software Foundation.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
#include <linux/linkage.h>
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
|
* This is common routine to manage secure monitor API
|
|
|
|
|
* used to modify the PL310 secure registers.
|
|
|
|
|
* 'r0' contains the value to be modified and 'r12' contains
|
|
|
|
|
* the monitor API number. It uses few CPU registers
|
|
|
|
|
* internally and hence they need be backed up including
|
|
|
|
|
* link register "lr".
|
|
|
|
|
* Function signature : void omap_smc1(u32 fn, u32 arg)
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
ENTRY(omap_smc1)
|
|
|
|
|
stmfd sp!, {r2-r12, lr}
|
|
|
|
|
mov r12, r0
|
|
|
|
|
mov r0, r1
|
|
|
|
|
dsb
|
2010-04-07 00:47:21 -07:00
|
|
|
smc #0
|
2010-03-11 00:33:46 -07:00
|
|
|
ldmfd sp!, {r2-r12, pc}
|
|
|
|
|
END(omap_smc1)
|
2010-08-02 03:18:18 -07:00
|
|
|
|
|
|
|
|
ENTRY(omap_modify_auxcoreboot0)
|
|
|
|
|
stmfd sp!, {r1-r12, lr}
|
|
|
|
|
ldr r12, =0x104
|
|
|
|
|
dsb
|
|
|
|
|
smc #0
|
|
|
|
|
ldmfd sp!, {r1-r12, pc}
|
|
|
|
|
END(omap_modify_auxcoreboot0)
|
|
|
|
|
|
|
|
|
|
ENTRY(omap_auxcoreboot_addr)
|
|
|
|
|
stmfd sp!, {r2-r12, lr}
|
|
|
|
|
ldr r12, =0x105
|
|
|
|
|
dsb
|
|
|
|
|
smc #0
|
|
|
|
|
ldmfd sp!, {r2-r12, pc}
|
|
|
|
|
END(omap_auxcoreboot_addr)
|
|
|
|
|
|
|
|
|
|
ENTRY(omap_read_auxcoreboot0)
|
|
|
|
|
stmfd sp!, {r2-r12, lr}
|
|
|
|
|
ldr r12, =0x103
|
|
|
|
|
dsb
|
|
|
|
|
smc #0
|
|
|
|
|
mov r0, r0, lsr #9
|
|
|
|
|
ldmfd sp!, {r2-r12, pc}
|
|
|
|
|
END(omap_read_auxcoreboot0)
|
