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plat/marvell: Migrate to multi-console API

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Migrate Marvell platforms from legacy console API to
multi-console API.

Change-Id: I647f5f49148b463a257a747af05b5f0c967f267c
Signed-off-by: Konstantin Porotchkin <kostap@marvell.com>
This commit is contained in:
Konstantin Porotchkin 2018-11-14 17:15:08 +02:00
parent 076374c9b9
commit d7c4420cb8
15 changed files with 264 additions and 51 deletions
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125
drivers/marvell/uart/a3700_console.S
View file

@ -5,16 +5,27 @@
* https://spdx.org/licenses
*/
#include <arch.h>
#include <asm_macros.S>
#include <a3700_console.h>
#define USE_FINISH_CONSOLE_REG_2
#include <console_macros.S>
.globl console_core_init
.globl console_core_putc
.globl console_core_getc
.globl console_core_flush
/*
* "core" functions are low-level implementations that don't require
* writable memory and are thus safe to call in BL1 crash context.
*/
.globl console_a3700_core_putc
.globl console_a3700_core_init
.globl console_a3700_core_getc
.globl console_a3700_core_flush
.globl console_a3700_putc
.globl console_a3700_getc
.globl console_a3700_flush
/* -----------------------------------------------
* int console_core_init(unsigned long base_addr,
* int console_a3700_core_init(unsigned long base_addr,
* unsigned int uart_clk, unsigned int baud_rate)
* Function to initialize the console without a
* C Runtime to print debug information. This
@ -27,7 +38,7 @@
* Clobber list : x1, x2, x3
* -----------------------------------------------
*/
func console_core_init
func console_a3700_core_init
/* Check the input base address */
cbz x0, init_fail
/* Check baud rate and uart clock for sanity */
@ -95,10 +106,43 @@ func console_core_init
init_fail:
mov w0, #0
ret
endfunc console_core_init
endfunc console_a3700_core_init
.globl console_a3700_register
/* -----------------------------------------------
* int console_a3700_register(console_16550_t *console,
uintptr_t base, uint32_t clk, uint32_t baud)
* Function to initialize and register a new a3700
* console. Storage passed in for the console struct
* *must* be persistent (i.e. not from the stack).
* In: x0 - UART register base address
* w1 - UART clock in Hz
* w2 - Baud rate
* x3 - pointer to empty console_a3700_t struct
* Out: return 1 on success, 0 on error
* Clobber list : x0, x1, x2, x6, x7, x14
* -----------------------------------------------
*/
func console_a3700_register
mov x7, x30
mov x6, x3
cbz x6, register_fail
str x0, [x6, #CONSOLE_T_A3700_BASE]
bl console_a3700_core_init
cbz x0, register_fail
mov x0, x6
mov x30, x7
finish_console_register a3700, putc=1, getc=1, flush=1
register_fail:
ret x7
endfunc console_a3700_register
/* --------------------------------------------------------
* int console_core_putc(int c, unsigned int base_addr)
* int console_a3700_core_putc(int c, unsigned int base_addr)
* Function to output a character over the console. It
* returns the character printed on success or -1 on error.
* In : w0 - character to be printed
@ -107,7 +151,7 @@ endfunc console_core_init
* Clobber list : x2
* --------------------------------------------------------
*/
func console_core_putc
func console_a3700_core_putc
/* Check the input parameter */
cbz x1, putc_error
@ -132,10 +176,25 @@ func console_core_putc
putc_error:
mov w0, #-1
ret
endfunc console_core_putc
endfunc console_a3700_core_putc
/* --------------------------------------------------------
* int console_a3700_putc(int c, console_a3700_t *console)
* Function to output a character over the console. It
* returns the character printed on success or -1 on error.
* In : w0 - character to be printed
* x1 - pointer to console_t structure
* Out : return -1 on error else return character.
* Clobber list : x2
* --------------------------------------------------------
*/
func console_a3700_putc
ldr x1, [x1, #CONSOLE_T_A3700_BASE]
b console_a3700_core_putc
endfunc console_a3700_putc
/* ---------------------------------------------
* int console_core_getc(void)
* int console_a3700_core_getc(void)
* Function to get a character from the console.
* It returns the character grabbed on success
* or -1 on error.
@ -144,16 +203,28 @@ endfunc console_core_putc
* Clobber list : x0, x1
* ---------------------------------------------
*/
func console_core_getc
/* Check if the receive FIFO is empty */
ret
getc_error:
func console_a3700_core_getc
mov w0, #-1
ret
endfunc console_core_getc
endfunc console_a3700_core_getc
/* ---------------------------------------------
* int console_core_flush(uintptr_t base_addr)
* int console_a3700_getc(console_a3700_t *console)
* Function to get a character from the console.
* It returns the character grabbed on success
* or -1 on if no character is available.
* In : x0 - pointer to console_t structure
* Out : w0 - character if available, else -1
* Clobber list : x0, x1
* ---------------------------------------------
*/
func console_a3700_getc
ldr x0, [x0, #CONSOLE_T_A3700_BASE]
b console_a3700_core_getc
endfunc console_a3700_getc
/* ---------------------------------------------
* int console_a3700_core_flush(uintptr_t base_addr)
* Function to force a write of all buffered
* data that hasn't been output.
* In : x0 - console base address
@ -161,8 +232,22 @@ endfunc console_core_getc
* Clobber list : x0, x1
* ---------------------------------------------
*/
func console_core_flush
/* Placeholder */
func console_a3700_core_flush
mov w0, #0
ret
endfunc console_core_flush
endfunc console_a3700_core_flush
/* ---------------------------------------------
* int console_a3700_flush(console_a3700_t *console)
* Function to force a write of all buffered
* data that hasn't been output.
* In : x0 - pointer to console_t structure
* Out : return -1 on error else return 0.
* Clobber list : x0, x1
* ---------------------------------------------
*/
func console_a3700_flush
ldr x0, [x0, #CONSOLE_T_A3700_BASE]
b console_a3700_core_flush
endfunc console_a3700_flush

26
drivers/marvell/uart/a3700_console.h → include/drivers/marvell/uart/a3700_console.h
View file

@ -8,6 +8,8 @@
#ifndef A3700_CONSOLE_H
#define A3700_CONSOLE_H
#include <console.h>
/* MVEBU UART Registers */
#define UART_RX_REG 0x00
#define UART_TX_REG 0x04
@ -52,4 +54,26 @@
#define UART_CTRL_TXFIFO_RESET (1 << 15)
#define UARTLSR_TXFIFOEMPTY (1 << 6)
#endif /* A3700_CONSOLE_H */
#define CONSOLE_T_A3700_BASE CONSOLE_T_DRVDATA
#ifndef __ASSEMBLY__
#include <stdint.h>
typedef struct {
console_t console;
uintptr_t base;
} console_a3700_t;
/*
* Initialize a new a3700 console instance and register it with the console
* framework. The |console| pointer must point to storage that will be valid
* for the lifetime of the console, such as a global or static local variable.
* Its contents will be reinitialized from scratch.
*/
int console_a3700_register(uintptr_t baseaddr, uint32_t clock, uint32_t baud,
console_a3700_t *console);
#endif /*__ASSEMBLY__*/
#endif /* A3700_CONSOLE_H */

6
include/plat/marvell/a3700/common/plat_marvell.h
View file

@ -39,6 +39,12 @@ void marvell_setup_page_tables(uintptr_t total_base,
#endif
);
/* Console utility functions */
void marvell_console_boot_init(void);
void marvell_console_boot_end(void);
void marvell_console_runtime_init(void);
void marvell_console_runtime_end(void);
/* IO storage utility functions */
void marvell_io_setup(void);

6
include/plat/marvell/a8k/common/plat_marvell.h
View file

@ -48,6 +48,12 @@ void marvell_setup_page_tables(uintptr_t total_base,
#endif
);
/* Console utility functions */
void marvell_console_boot_init(void);
void marvell_console_boot_end(void);
void marvell_console_runtime_init(void);
void marvell_console_runtime_end(void);
/* IO storage utility functions */
void marvell_io_setup(void);

3
plat/marvell/a3700/common/a3700_common.mk
View file

@ -71,7 +71,6 @@ TIMBLDUARTARGS := $(MARVELL_SECURE_BOOT) UART $(IMAGESPATH) $(DOIMAGEPATH) $(CL
$(DDR_TOPOLOGY) 0 0 $(DOIMAGE_CFG) $(TIMNCFG) $(TIMNSIG) 0
DOIMAGE_FLAGS := -r $(DOIMAGE_CFG) -v -D
# GICV3
$(eval $(call add_define,CONFIG_GICV3))
@ -91,8 +90,8 @@ ATF_INCLUDES := -Iinclude/common/tbbr \
PLAT_INCLUDES := -I$(PLAT_FAMILY_BASE)/$(PLAT) \
-I$(PLAT_COMMON_BASE)/include \
-I$(PLAT_INCLUDE_BASE)/common \
-I$(MARVELL_DRV_BASE)/uart \
-I$(MARVELL_DRV_BASE) \
-Iinclude/drivers/marvell/uart \
-I$/drivers/arm/gic/common/ \
$(ATF_INCLUDES)

1
plat/marvell/a8k/common/a8k_common.mk
View file

@ -25,7 +25,6 @@ $(eval $(call add_define,BL31_CACHE_DISABLE))
$(eval $(call add_define,PCI_EP_SUPPORT))
$(eval $(call assert_boolean,PCI_EP_SUPPORT))
AP_NUM := 1
$(eval $(call add_define,AP_NUM))

5
plat/marvell/a8k/common/ble/ble.mk
View file

@ -12,8 +12,9 @@ PLAT_MARVELL = plat/marvell
BLE_SOURCES += $(BLE_PATH)/ble_main.c \
$(BLE_PATH)/ble_mem.S \
drivers/delay_timer/delay_timer.c \
$(PLAT_MARVELL)/common/plat_delay_timer.c
drivers/delay_timer/delay_timer.c \
$(PLAT_MARVELL)/common/plat_delay_timer.c \
$(PLAT_MARVELL)/common/marvell_console.c
PLAT_INCLUDES += -I$(MV_DDR_PATH) \
-I$(CURDIR)/include/ \

6
plat/marvell/a8k/common/ble/ble_main.c
View file

@ -35,13 +35,11 @@ int exec_ble_main(int bootrom_flags)
* initialize the console and prints will be ignored
*/
if ((bootrom_flags & BR_FLAG_SILENT) == 0)
console_init(PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE);
marvell_console_boot_init();
NOTICE("Starting binary extension\n");
/* initiliaze time (for delay functionality) */
/* initialize time (for delay functionality) */
plat_delay_timer_init();
ble_plat_setup(&skip);

7
plat/marvell/a8k/common/plat_pm.c
View file

@ -19,7 +19,6 @@
#include <plat_marvell.h>
#include <platform.h>
#include <plat_pm_trace.h>
#include <platform.h>
#define MVEBU_PRIVATE_UID_REG 0x30
#define MVEBU_RFU_GLOBL_SW_RST 0x84
@ -614,6 +613,8 @@ static void a8k_pwr_domain_suspend(const psci_power_state_t *target_state)
INFO("Suspending to RAM\n");
marvell_console_runtime_end();
/* Prevent interrupts from spuriously waking up this cpu */
gicv2_cpuif_disable();
@ -687,9 +688,7 @@ static void a8k_pwr_domain_suspend_finish(
/* Initialize the console to provide
* early debug support
*/
console_init(PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE);
marvell_console_runtime_init();
bl31_plat_arch_setup();
marvell_bl31_platform_setup();

21
plat/marvell/common/aarch64/marvell_helpers.S
View file

@ -65,7 +65,11 @@ func plat_crash_console_init
mov_imm x0, PLAT_MARVELL_CRASH_UART_BASE
mov_imm x1, PLAT_MARVELL_CRASH_UART_CLK_IN_HZ
mov_imm x2, MARVELL_CONSOLE_BAUDRATE
b console_core_init
#ifdef PLAT_a3700
b console_a3700_core_init
#else
b console_16550_core_init
#endif
endfunc plat_crash_console_init
/* ---------------------------------------------
@ -77,7 +81,12 @@ endfunc plat_crash_console_init
*/
func plat_crash_console_putc
mov_imm x1, PLAT_MARVELL_CRASH_UART_BASE
b console_core_putc
#ifdef PLAT_a3700
b console_a3700_core_putc
#else
b console_16550_core_putc
#endif
endfunc plat_crash_console_putc
/* ---------------------------------------------
@ -85,12 +94,16 @@ endfunc plat_crash_console_putc
* Function to force a write of all buffered
* data that hasn't been output.
* Out : return -1 on error else return 0.
* Clobber list : x0, x1
* Clobber list : r0
* ---------------------------------------------
*/
func plat_crash_console_flush
mov_imm x0, PLAT_MARVELL_CRASH_UART_BASE
b console_core_flush
#ifdef PLAT_a3700
b console_a3700_core_flush
#else
b console_16550_core_flush
#endif
endfunc plat_crash_console_flush
/* ---------------------------------------------------------------------

4
plat/marvell/common/marvell_bl1_setup.c
View file

@ -35,9 +35,7 @@ meminfo_t *bl1_plat_sec_mem_layout(void)
void marvell_bl1_early_platform_setup(void)
{
/* Initialize the console to provide early debug support */
console_init(PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE);
marvell_console_boot_init();
/* Allow BL1 to see the whole Trusted RAM */
bl1_ram_layout.total_base = MARVELL_BL_RAM_BASE;

4
plat/marvell/common/marvell_bl2_setup.c
View file

@ -40,9 +40,7 @@ meminfo_t *bl2_plat_sec_mem_layout(void)
void marvell_bl2_early_platform_setup(meminfo_t *mem_layout)
{
/* Initialize the console to provide early debug support */
console_init(PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE);
marvell_console_boot_init();
/* Setup the BL2 memory layout */
bl2_tzram_layout = *mem_layout;

10
plat/marvell/common/marvell_bl31_setup.c
View file

@ -74,9 +74,7 @@ void marvell_bl31_early_platform_setup(void *from_bl2,
void *plat_params_from_bl2)
{
/* Initialize the console to provide early debug support */
console_init(PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE);
marvell_console_boot_init();
#if RESET_TO_BL31
/* There are no parameters from BL2 if BL31 is a reset vector */
@ -190,10 +188,10 @@ void marvell_bl31_platform_setup(void)
*/
void marvell_bl31_plat_runtime_setup(void)
{
console_switch_state(CONSOLE_FLAG_RUNTIME);
/* Initialize the runtime console */
console_init(PLAT_MARVELL_BL31_RUN_UART_BASE,
PLAT_MARVELL_BL31_RUN_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE);
marvell_console_runtime_init();
}
void bl31_platform_setup(void)

5
plat/marvell/common/marvell_common.mk
View file

@ -11,6 +11,8 @@ include $(MARVELL_PLAT_BASE)/marvell.mk
VERSION_STRING +=(Marvell-${SUBVERSION})
MULTI_CONSOLE_API := 1
SEPARATE_CODE_AND_RODATA := 1
# flag to switch from PLL to ARO
@ -28,7 +30,8 @@ PLAT_INCLUDES += -I. -Iinclude/common -Iinclude/common/tbbr \
PLAT_BL_COMMON_SOURCES += lib/xlat_tables/xlat_tables_common.c \
lib/xlat_tables/aarch64/xlat_tables.c \
$(MARVELL_PLAT_BASE)/common/aarch64/marvell_common.c \
$(MARVELL_PLAT_BASE)/common/aarch64/marvell_helpers.S
$(MARVELL_PLAT_BASE)/common/aarch64/marvell_helpers.S \
$(MARVELL_COMMON_BASE)/marvell_console.c
BL1_SOURCES += drivers/delay_timer/delay_timer.c \
drivers/io/io_fip.c \

86
plat/marvell/common/marvell_console.c Normal file
View file

@ -0,0 +1,86 @@
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <assert.h>
#include <console.h>
#include <debug.h>
#include <plat_marvell.h>
#include <platform_def.h>
#ifdef PLAT_a3700
#include <a3700_console.h>
static console_a3700_t marvell_boot_console;
static console_a3700_t marvell_runtime_console;
#else
#include <uart_16550.h>
static console_16550_t marvell_boot_console;
static console_16550_t marvell_runtime_console;
#endif
/*******************************************************************************
* Functions that set up the console
******************************************************************************/
/* Initialize the console to provide early debug support */
void marvell_console_boot_init(void)
{
int rc =
#ifdef PLAT_a3700
console_a3700_register(
#else
console_16550_register(
#endif
PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE,
&marvell_boot_console);
if (rc == 0) {
/*
* The crash console doesn't use the multi console API, it uses
* the core console functions directly. It is safe to call panic
* and let it print debug information.
*/
panic();
}
console_set_scope(&marvell_boot_console.console,
CONSOLE_FLAG_BOOT);
}
void marvell_console_boot_end(void)
{
(void)console_flush();
(void)console_unregister(&marvell_boot_console.console);
}
/* Initialize the runtime console */
void marvell_console_runtime_init(void)
{
int rc =
#ifdef PLAT_a3700
console_a3700_register(
#else
console_16550_register(
#endif
PLAT_MARVELL_BOOT_UART_BASE,
PLAT_MARVELL_BOOT_UART_CLK_IN_HZ,
MARVELL_CONSOLE_BAUDRATE,
&marvell_runtime_console);
if (rc == 0)
panic();
console_set_scope(&marvell_runtime_console.console,
CONSOLE_FLAG_RUNTIME);
}
void marvell_console_runtime_end(void)
{
(void)console_flush();
(void)console_unregister(&marvell_runtime_console.console);
}