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Commit 51e24ec2 authored by Ambroise Vincent's avatar Ambroise Vincent
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Console: removed legacy console API 



This interface has been deprecated in favour of MULTI_CONSOLE_API.

Change-Id: I6170c1c8c74a890e5bd6d05396743fe62024a08a
Signed-off-by: default avatarAmbroise Vincent <ambroise.vincent@arm.com>
parent e9e74aa4
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drivers/arm/pl011/aarch32/pl011_console.S
View file @ 51e24ec2
/*
* Copyright (c) 2016-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
......@@ -9,14 +9,6 @@
#include <console_macros.S>
#include <drivers/arm/pl011.h>
#if !MULTI_CONSOLE_API
/*
* Pull in generic functions to provide backwards compatibility for
* platform makefiles
*/
#include "../../../console/aarch32/console.S"
#endif
/*
* "core" functions are low-level implementations that don't require
* writeable memory and are thus safe to call in BL1 crash context.
......
drivers/arm/pl011/aarch64/pl011_console.S
View file @ 51e24ec2
/*
* Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
......@@ -9,14 +9,6 @@
#include <console_macros.S>
#include <drivers/arm/pl011.h>
#if !MULTI_CONSOLE_API
/*
* Pull in generic functions to provide backwards compatibility for
* platform makefiles
*/
#include "../../../console/aarch64/console.S"
#endif
/*
* "core" functions are low-level implementations that don't require
* writable memory and are thus safe to call in BL1 crash context.
......
drivers/console/aarch32/console.S deleted 100644 → 0
View file @ e9e74aa4
/*
* Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#if MULTI_CONSOLE_API
#if ERROR_DEPRECATED
#error "console.S is deprecated, platforms should no longer link it explicitly"
#endif
#else
#include "deprecated_console.S"
#endif
drivers/console/aarch32/deprecated_console.S deleted 100644 → 0
View file @ e9e74aa4
/*
* Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
/*
* This is the common console core code for the deprecated single-console API.
* New platforms should set MULTI_CONSOLE_API=1 and not use this file.
*/
#warning "Using deprecated console implementation. Please migrate to MULTI_CONSOLE_API"
.globl console_init
.globl console_uninit
.globl console_putc
.globl console_getc
.globl console_flush
/*
* The console base is in the data section and not in .bss
* even though it is zero-init. In particular, this allows
* the console functions to start using this variable before
* the runtime memory is initialized for images which do not
* need to copy the .data section from ROM to RAM.
*/
.section .data.console_base ; .align 2
console_base: .word 0x0
/* -----------------------------------------------
* int console_init(uintptr_t base_addr,
* unsigned int uart_clk, unsigned int baud_rate)
* Function to initialize the console without a
* C Runtime to print debug information. It saves
* the console base to the data section.
* In: r0 - console base address
* r1 - Uart clock in Hz
* r2 - Baud rate
* out: return 1 on success else 0 on error
* Clobber list : r1 - r3
* -----------------------------------------------
*/
func console_init
/* Check the input base address */
cmp r0, #0
beq init_fail
ldr r3, =console_base
str r0, [r3]
b console_core_init
init_fail:
bx lr
endfunc console_init
/* -----------------------------------------------
* void console_uninit(void)
* Function to finish the use of console driver.
* It sets the console_base as NULL so that any
* further invocation of `console_putc` or
* `console_getc` APIs would return error.
* -----------------------------------------------
*/
func console_uninit
mov r0, #0
ldr r3, =console_base
str r0, [r3]
bx lr
endfunc console_uninit
/* ---------------------------------------------
* int console_putc(int c)
* Function to output a character over the
* console. It returns the character printed on
* success or -1 on error.
* In : r0 - character to be printed
* Out : return -1 on error else return character.
* Clobber list : r1, r2
* ---------------------------------------------
*/
func console_putc
ldr r2, =console_base
ldr r1, [r2]
b console_core_putc
endfunc console_putc
/* ---------------------------------------------
* int console_getc(void)
* Function to get a character from the console.
* It returns the character grabbed on success
* or -1 on error.
* Clobber list : r0, r1
* ---------------------------------------------
*/
func console_getc
ldr r1, =console_base
ldr r0, [r1]
b console_core_getc
endfunc console_getc
/* ---------------------------------------------
* int console_flush(void)
* Function to force a write of all buffered
* data that hasn't been output. It returns 0
* upon successful completion, otherwise it
* returns -1.
* Clobber list : r0, r1
* ---------------------------------------------
*/
func console_flush
ldr r1, =console_base
ldr r0, [r1]
b console_core_flush
endfunc console_flush
drivers/console/aarch64/console.S deleted 100644 → 0
View file @ e9e74aa4
/*
* Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#if MULTI_CONSOLE_API
#if ERROR_DEPRECATED
#error "console.S is deprecated, platforms should no longer link it explicitly"
#endif
#else
#include "deprecated_console.S"
#endif
drivers/console/aarch64/deprecated_console.S deleted 100644 → 0
View file @ e9e74aa4
/*
* Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <asm_macros.S>
/*
* This is the common console core code for the deprecated single-console API.
* New platforms should set MULTI_CONSOLE_API=1 and not use this file.
*/
#warning "Using deprecated console implementation. Please migrate to MULTI_CONSOLE_API"
.globl console_init
.globl console_uninit
.globl console_putc
.globl console_getc
.globl console_flush
/*
* The console base is in the data section and not in .bss
* even though it is zero-init. In particular, this allows
* the console functions to start using this variable before
* the runtime memory is initialized for images which do not
* need to copy the .data section from ROM to RAM.
*/
.section .data.console_base ; .align 3
console_base: .quad 0x0
/* -----------------------------------------------
* int console_init(uintptr_t base_addr,
* unsigned int uart_clk, unsigned int baud_rate)
* Function to initialize the console without a
* C Runtime to print debug information. It saves
* the console base to the data section.
* In: x0 - console base address
* w1 - Uart clock in Hz
* w2 - Baud rate
* out: return 1 on success else 0 on error
* Clobber list : x1 - x4
* -----------------------------------------------
*/
func console_init
/* Check the input base address */
cbz x0, init_fail
adrp x3, console_base
str x0, [x3, :lo12:console_base]
b console_core_init
init_fail:
ret
endfunc console_init
/* -----------------------------------------------
* void console_uninit(void)
* Function to finish the use of console driver.
* It sets the console_base as NULL so that any
* further invocation of `console_putc` or
* `console_getc` APIs would return error.
* -----------------------------------------------
*/
func console_uninit
mov x0, #0
adrp x3, console_base
str x0, [x3, :lo12:console_base]
ret
endfunc console_uninit
/* ---------------------------------------------
* int console_putc(int c)
* Function to output a character over the
* console. It returns the character printed on
* success or -1 on error.
* In : x0 - character to be printed
* Out : return -1 on error else return character.
* Clobber list : x1, x2
* ---------------------------------------------
*/
func console_putc
adrp x2, console_base
ldr x1, [x2, :lo12:console_base]
b console_core_putc
endfunc console_putc
/* ---------------------------------------------
* int console_getc(void)
* Function to get a character from the console.
* It returns the character grabbed on success
* or -1 on error.
* Clobber list : x0, x1
* ---------------------------------------------
*/
func console_getc
adrp x1, console_base
ldr x0, [x1, :lo12:console_base]
b console_core_getc
endfunc console_getc
/* ---------------------------------------------
* int console_flush(void)
* Function to force a write of all buffered
* data that hasn't been output. It returns 0
* upon successful completion, otherwise it
* returns -1.
* Clobber list : x0, x1
* ---------------------------------------------
*/
func console_flush
adrp x1, console_base
ldr x0, [x1, :lo12:console_base]
b console_core_flush
endfunc console_flush
make_helpers/defaults.mk
View file @ 51e24ec2
......@@ -138,7 +138,7 @@ KEY_ALG := rsa
# Enable use of the console API allowing multiple consoles to be registered
# at the same time.
MULTI_CONSOLE_API := 0
MULTI_CONSOLE_API := 1
# NS timer register save and restore
NS_TIMER_SWITCH := 0
......
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