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plat/arm: relocate the jump_if_cpu_midr macro.

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macro jump_if_cpu_midr is used commonly by many arm platform.
It has now been relocated to common place to remove duplication
of code.

Change-Id: Ic0876097dbc085df4f90eadb4b7687dde7c726da
Signed-off-by: Deepak Pandey <Deepak.Pandey@arm.com>
This commit is contained in:
Deepak Pandey 2018-10-11 13:44:43 +05:30
parent 424f68dd1d
commit da3b038fd5
6 changed files with 30 additions and 59 deletions
include/lib/cpus
aarch32
cpu_macros.S
aarch64
cpu_macros.S
plat/arm
board/juno
aarch32
juno_helpers.S
aarch64
juno_helpers.S
css
sgi/aarch64
sgi_helper.S
sgm/aarch64
css_sgm_helpers.S

13
include/lib/cpus/aarch32/cpu_macros.S
View file

@ -214,5 +214,18 @@
bl errata_print_msg
.endm
#endif
/*
* Helper macro that reads the part number of the current CPU and jumps
* to the given label if it matches the CPU MIDR provided.
*
* Clobbers: r0-r1
*/
.macro jump_if_cpu_midr _cpu_midr, _label
ldcopr r0, MIDR
ubfx r0, r0, #MIDR_PN_SHIFT, #12
ldr r1, =((\_cpu_midr >> MIDR_PN_SHIFT) & MIDR_PN_MASK)
cmp r0, r1
beq \_label
.endm
#endif /* __CPU_MACROS_S__ */

14
include/lib/cpus/aarch64/cpu_macros.S
View file

@ -272,3 +272,17 @@
cmp \_reg, #1
beq \_label
.endm
/*
* Helper macro that reads the part number of the current
* CPU and jumps to the given label if it matches the CPU
* MIDR provided.
*
* Clobbers x0.
*/
.macro jump_if_cpu_midr _cpu_midr, _label
mrs x0, midr_el1
ubfx x0, x0, MIDR_PN_SHIFT, #12
cmp w0, #((\_cpu_midr >> MIDR_PN_SHIFT) & MIDR_PN_MASK)
b.eq \_label
.endm

16
plat/arm/board/juno/aarch32/juno_helpers.S
View file

@ -10,6 +10,7 @@
#include <cortex_a53.h>
#include <cortex_a57.h>
#include <cortex_a72.h>
#include <cpu_macros.S>
#include <v2m_def.h>
#include "../juno_def.h"
@ -33,21 +34,6 @@
beq \_handler
.endm
/* --------------------------------------------------------------------
* Helper macro that reads the part number of the current CPU and jumps
* to the given label if it matches the CPU MIDR provided.
*
* Clobbers r0.
* --------------------------------------------------------------------
*/
.macro jump_if_cpu_midr _cpu_midr, _label
ldcopr r0, MIDR
ubfx r0, r0, #MIDR_PN_SHIFT, #12
ldr r1, =((\_cpu_midr >> MIDR_PN_SHIFT) & MIDR_PN_MASK)
cmp r0, r1
beq \_label
.endm
/* --------------------------------------------------------------------
* Platform reset handler for Juno R0.
*

14
plat/arm/board/juno/aarch64/juno_helpers.S
View file

@ -39,20 +39,6 @@
b.eq \_handler
.endm
/* --------------------------------------------------------------------
* Helper macro that reads the part number of the current CPU and jumps
* to the given label if it matches the CPU MIDR provided.
*
* Clobbers x0.
* --------------------------------------------------------------------
*/
.macro jump_if_cpu_midr _cpu_midr, _label
mrs x0, midr_el1
ubfx x0, x0, MIDR_PN_SHIFT, #12
cmp w0, #((\_cpu_midr >> MIDR_PN_SHIFT) & MIDR_PN_MASK)
b.eq \_label
.endm
/* --------------------------------------------------------------------
* Platform reset handler for Juno R0.
*

16
plat/arm/css/sgi/aarch64/sgi_helper.S
View file

@ -8,6 +8,7 @@
#include <asm_macros.S>
#include <platform_def.h>
#include <cortex_a75.h>
#include <cpu_macros.S>
.globl plat_arm_calc_core_pos
.globl plat_reset_handler
@ -48,21 +49,6 @@ func plat_arm_calc_core_pos
ret
endfunc plat_arm_calc_core_pos
/* ------------------------------------------------------
* Helper macro that reads the part number of the current
* CPU and jumps to the given label if it matches the CPU
* MIDR provided.
*
* Clobbers x0.
* -----------------------------------------------------
*/
.macro jump_if_cpu_midr _cpu_midr, _label
mrs x0, midr_el1
ubfx x0, x0, MIDR_PN_SHIFT, #12
cmp w0, #((\_cpu_midr >> MIDR_PN_SHIFT) & MIDR_PN_MASK)
b.eq \_label
.endm
/* -----------------------------------------------------
* void plat_reset_handler(void);
*

16
plat/arm/css/sgm/aarch64/css_sgm_helpers.S
View file

@ -9,6 +9,7 @@
#include <platform_def.h>
#include <cortex_a75.h>
#include <cortex_a55.h>
#include <cpu_macros.S>
.globl plat_arm_calc_core_pos
.globl plat_reset_handler
@ -50,21 +51,6 @@ func plat_arm_calc_core_pos
ret
endfunc plat_arm_calc_core_pos
/* ------------------------------------------------------
* Helper macro that reads the part number of the current
* CPU and jumps to the given label if it matches the CPU
* MIDR provided.
*
* Clobbers x0.
* -----------------------------------------------------
*/
.macro jump_if_cpu_midr _cpu_midr, _label
mrs x0, midr_el1
ubfx x0, x0, MIDR_PN_SHIFT, #12
cmp w0, #((\_cpu_midr >> MIDR_PN_SHIFT) & MIDR_PN_MASK)
b.eq \_label
.endm
/* -----------------------------------------------------
* void plat_reset_handler(void);
*