diff options
| author | Antonio Nino Diaz <antonio.ninodiaz@arm.com> | 2017-02-17 17:11:27 +0000 |
|---|---|---|
| committer | Antonio Nino Diaz <antonio.ninodiaz@arm.com> | 2017-03-31 09:54:22 +0100 |
| commit | 801cf93c48585a83fda5d576b25c7b7f3cd59259 (patch) | |
| tree | 7cd2ad556c586014ae34bb7b1925a0738d44e273 /plat/common | |
| parent | ad4c2ec6880f2f13f36e46a2bc3b624525b89c15 (diff) | |
Add and use plat_crash_console_flush() API
This API makes sure that all the characters sent to the crash console
are output before returning from it.
Porting guide updated.
Change-Id: I1785f970a40f6aacfbe592b6a911b1f249bb2735
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
Diffstat (limited to 'plat/common')
| -rw-r--r-- | plat/common/aarch32/platform_helpers.S | 34 | ||||
| -rw-r--r-- | plat/common/aarch64/platform_helpers.S | 12 |
2 files changed, 44 insertions, 2 deletions
diff --git a/plat/common/aarch32/platform_helpers.S b/plat/common/aarch32/platform_helpers.S index 802e1fe6..357719bf 100644 --- a/plat/common/aarch32/platform_helpers.S +++ b/plat/common/aarch32/platform_helpers.S @@ -1,5 +1,5 @@ /* - * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -31,6 +31,9 @@ #include <arch.h> #include <asm_macros.S> + .weak plat_crash_console_init + .weak plat_crash_console_putc + .weak plat_crash_console_flush .weak plat_reset_handler .weak plat_disable_acp .weak platform_mem_init @@ -41,6 +44,35 @@ * each platform. * ----------------------------------------------------- */ +func plat_crash_console_init + mov r0, #0 + bx lr +endfunc plat_crash_console_init + + /* ----------------------------------------------------- + * Placeholder function which should be redefined by + * each platform. + * ----------------------------------------------------- + */ +func plat_crash_console_putc + bx lr +endfunc plat_crash_console_putc + + /* ----------------------------------------------------- + * Placeholder function which should be redefined by + * each platform. + * ----------------------------------------------------- + */ +func plat_crash_console_flush + mov r0, #0 + bx lr +endfunc plat_crash_console_flush + + /* ----------------------------------------------------- + * Placeholder function which should be redefined by + * each platform. + * ----------------------------------------------------- + */ func plat_reset_handler bx lr endfunc plat_reset_handler diff --git a/plat/common/aarch64/platform_helpers.S b/plat/common/aarch64/platform_helpers.S index 68bda223..ce477384 100644 --- a/plat/common/aarch64/platform_helpers.S +++ b/plat/common/aarch64/platform_helpers.S @@ -1,5 +1,5 @@ /* - * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2013-2017, ARM Limited and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: @@ -35,6 +35,7 @@ .weak plat_report_exception .weak plat_crash_console_init .weak plat_crash_console_putc + .weak plat_crash_console_flush .weak plat_reset_handler .weak plat_disable_acp .weak bl1_plat_prepare_exit @@ -98,6 +99,15 @@ endfunc plat_crash_console_putc /* ----------------------------------------------------- * Placeholder function which should be redefined by + * each platform. + * ----------------------------------------------------- + */ +func plat_crash_console_flush + ret +endfunc plat_crash_console_flush + + /* ----------------------------------------------------- + * Placeholder function which should be redefined by * each platform. This function should preserve x19 - x29. * ----------------------------------------------------- */ |