diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S | 62 |
1 files changed, 34 insertions, 28 deletions
diff --git a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S index e9d373e464..ef3987ea84 100644 --- a/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S +++ b/arch/arm/cpu/armv8/fsl-layerscape/lowlevel.S @@ -233,39 +233,45 @@ ENTRY(lowlevel_init) * NOTE: As per the CCSR map doc, TZASC 3 and TZASC 4 are just * placeholders. */ -#ifdef CONFIG_FSL_TZASC_1 - ldr x1, =TZASC_GATE_KEEPER(0) - ldr w0, [x1] /* Filter 0 Gate Keeper Register */ - orr w0, w0, #1 << 0 /* Set open_request for Filter 0 */ - str w0, [x1] - ldr x1, =TZASC_REGION_ATTRIBUTES_0(0) - ldr w0, [x1] /* Region-0 Attributes Register */ - orr w0, w0, #1 << 31 /* Set Sec global write en, Bit[31] */ - orr w0, w0, #1 << 30 /* Set Sec global read en, Bit[30] */ - str w0, [x1] +.macro tzasc_prog, xreg + + mov x12, TZASC1_BASE + mov x16, #0x10000 + mul x14, \xreg, x16 + add x14, x14,x12 + mov x1, #0x8 + add x1, x1, x14 + + ldr w0, [x1] /* Filter 0 Gate Keeper Register */ + orr w0, w0, #1 << 0 /* Set open_request for Filter 0 */ + str w0, [x1] + + mov x1, #0x110 + add x1, x1, x14 + + ldr w0, [x1] /* Region-0 Attributes Register */ + orr w0, w0, #1 << 31 /* Set Sec global write en, Bit[31] */ + orr w0, w0, #1 << 30 /* Set Sec global read en, Bit[30] */ + str w0, [x1] + + mov x1, #0x114 + add x1, x1, x14 + + ldr w0, [x1] /* Region-0 Access Register */ + mov w0, #0xFFFFFFFF /* Set nsaid_wr_en and nsaid_rd_en */ + str w0, [x1] +.endm + +#ifdef CONFIG_FSL_TZASC_1 + mov x13, #0 + tzasc_prog x13 - ldr x1, =TZASC_REGION_ID_ACCESS_0(0) - ldr w0, [x1] /* Region-0 Access Register */ - mov w0, #0xFFFFFFFF /* Set nsaid_wr_en and nsaid_rd_en */ - str w0, [x1] #endif #ifdef CONFIG_FSL_TZASC_2 - ldr x1, =TZASC_GATE_KEEPER(1) - ldr w0, [x1] /* Filter 0 Gate Keeper Register */ - orr w0, w0, #1 << 0 /* Set open_request for Filter 0 */ - str w0, [x1] - - ldr x1, =TZASC_REGION_ATTRIBUTES_0(1) - ldr w0, [x1] /* Region-1 Attributes Register */ - orr w0, w0, #1 << 31 /* Set Sec global write en, Bit[31] */ - orr w0, w0, #1 << 30 /* Set Sec global read en, Bit[30] */ - str w0, [x1] + mov x13, #1 + tzasc_prog x13 - ldr x1, =TZASC_REGION_ID_ACCESS_0(1) - ldr w0, [x1] /* Region-1 Attributes Register */ - mov w0, #0xFFFFFFFF /* Set nsaid_wr_en and nsaid_rd_en */ - str w0, [x1] #endif isb dsb sy |