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m68k: add malloc memory for early malloc

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To use serial uclass and DM, CONFIG_SYS_MALLOC_F must be used.
So CONFIG_SYS_GENERIC_GLOBAL_DATA has been undefined and
call to board_init_f_mem() is added for all cpu's.

Signed-off-by: Angelo Dureghello <angelo@sysam.it>
Acked-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
angelo@sysam.it 2016-04-27 21:50:44 +02:00 committed by Simon Glass
parent 037734393e
commit 5044c9cc6c
9 changed files with 148 additions and 40 deletions
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25
arch/m68k/cpu/mcf5227x/start.S
View File

@ -372,14 +372,29 @@ _start:
move.l %d0, (%a1)
move.l %d0, (%a2)
/* set stackpointer to end of internal ram to get some stackspace for
the first c-code */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
move.l #__got_start, %a5 /* put relocation table address to a5 */
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
bsr board_init_f_alloc_reserve
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
bsr board_init_f_init_reserve
bsr cpu_init_f /* run low-level CPU init code (from flash) */
clr.l %sp@-
bsr board_init_f /* run low-level board init code (from flash) */
/* board_init_f() does not return */

27
arch/m68k/cpu/mcf523x/start.S
View File

@ -134,17 +134,34 @@ _start:
move.l %d0, (%a1)
move.l %d0, (%a2)
/* set stackpointer to end of internal ram to get some stackspace for the
first c-code */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
move.l #__got_start, %a5 /* put relocation table address to a5 */
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
move.l #board_init_f_alloc_reserve, %a1
jsr (%a1)
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
move.l #board_init_f_init_reserve, %a1
jsr (%a1)
/* run low-level CPU init code (from flash) */
move.l #cpu_init_f, %a1
jsr (%a1)
/* run low-level board init code (from flash) */
clr.l %sp@-
move.l #board_init_f, %a1
jsr (%a1)

26
arch/m68k/cpu/mcf52x2/start.S
View File

@ -192,16 +192,34 @@ _after_flashbar_copy:
move.l %d0, (%a1)
move.l %d0, (%a2)
/* set stackpointer to end of internal ram to get some stackspace for the first c-code */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
move.l #__got_start, %a5 /* put relocation table address to a5 */
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
move.l #board_init_f_alloc_reserve, %a1
jsr (%a1)
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
move.l #board_init_f_init_reserve, %a1
jsr (%a1)
/* run low-level CPU init code (from flash) */
move.l #cpu_init_f, %a1
jsr (%a1)
/* run low-level board init code (from flash) */
clr.l %sp@-
move.l #board_init_f, %a1
jsr (%a1)

2
arch/m68k/cpu/mcf530x/cpu_init.c
View File

@ -142,7 +142,7 @@ int cpu_init_r(void)
return 0;
}
void uart_port_conf(void)
void uart_port_conf(int port)
{
}

27
arch/m68k/cpu/mcf530x/start.S
View File

@ -126,21 +126,32 @@ _start:
move.l %d0, (%a1)
move.l %d0, (%a2)
/*
* set stackpointer to internal sram end - 80
* (global data struct size + some bytes)
* get some stackspace for the first c-code,
*/
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
bsr board_init_f_alloc_reserve
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
bsr board_init_f_init_reserve
/* run low-level CPU init code (from flash) */
bsr cpu_init_f
/* run low-level board init code (from flash) */
clr.l %sp@-
bsr board_init_f
/* board_init_f() does not return */

27
arch/m68k/cpu/mcf532x/start.S
View File

@ -148,17 +148,34 @@ _start:
move.l %d0, (%a1)
move.l %d0, (%a2)
/* set stackpointer to end of internal ram to get some stackspace for the
first c-code */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
move.l #__got_start, %a5 /* put relocation table address to a5 */
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
move.l #board_init_f_alloc_reserve, %a1
jsr (%a1)
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
move.l #board_init_f_init_reserve, %a1
jsr (%a1)
/* run low-level CPU init code (from flash) */
move.l #cpu_init_f, %a1
jsr (%a1)
/* run low-level board init code (from flash) */
clr.l %sp@-
move.l #board_init_f, %a1
jsr (%a1)

27
arch/m68k/cpu/mcf5445x/start.S
View File

@ -657,17 +657,34 @@ _start:
movec %d0, %RAMBAR1
#endif
/* set stackpointer to end of internal ram to get some stackspace for
the first c-code */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
move.l #__got_start, %a5 /* put relocation table address to a5 */
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
move.l #board_init_f_alloc_reserve, %a1
jsr (%a1)
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
move.l #board_init_f_init_reserve, %a1
jsr (%a1)
/* run low-level CPU init code (from flash) */
move.l #cpu_init_f, %a1
jsr (%a1)
/* run low-level board init code (from flash) */
clr.l %sp@-
move.l #board_init_f, %a1
jsr (%a1)

25
arch/m68k/cpu/mcf547x_8x/start.S
View File

@ -141,14 +141,29 @@ _start:
move.l %d0, (%a1)
move.l %d0, (%a2)
/* set stackpointer to end of internal ram to get some stackspace for the
first c-code */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET), %sp
clr.l %sp@-
/* put relocation table address to a5 */
move.l #__got_start, %a5
move.l #__got_start, %a5 /* put relocation table address to a5 */
/* setup stack initially on top of internal static ram */
move.l #(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_RAM_SIZE), %sp
/*
* if configured, malloc_f arena will be reserved first,
* then (and always) gd struct space will be reserved
*/
move.l %sp, -(%sp)
bsr board_init_f_alloc_reserve
/* update stack and frame-pointers */
move.l %d0, %sp
move.l %sp, %fp
/* initialize reserved area */
move.l %d0, -(%sp)
bsr board_init_f_init_reserve
jbsr cpu_init_f /* run low-level CPU init code (from flash) */
clr.l %sp@-
jbsr board_init_f /* run low-level board init code (from flash) */
/* board_init_f() does not return */

2
arch/m68k/include/asm/config.h
View File

@ -7,8 +7,6 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_SYS_GENERIC_GLOBAL_DATA
#define CONFIG_NEEDS_MANUAL_RELOC
#define CONFIG_LMB