diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/cbmem_console.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/src/lib/cbmem_console.c b/src/lib/cbmem_console.c index 464294cabc..d8fc7a952c 100644 --- a/src/lib/cbmem_console.c +++ b/src/lib/cbmem_console.c @@ -105,12 +105,28 @@ static inline void init_console_ptr(void *storage, u32 total_space, int flags) void cbmemc_init(void) { #ifdef __PRE_RAM__ - int flags = CBMEMC_RESET; + int flags = 0; - /* Do not clear output from bootblock. */ - if (ENV_ROMSTAGE && !IS_ENABLED(CONFIG_CACHE_AS_RAM)) - if (IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE)) - flags = 0; + /* If in bootblock always initialize the console first. */ + if (ENV_BOOTBLOCK) + flags = CBMEMC_RESET; + else if (ENV_ROMSTAGE) { + /* Initialize console for the first time in romstage when + * there's no prior stage that initialized it first. */ + if (!IS_ENABLED(CONFIG_VBOOT_STARTS_IN_BOOTBLOCK) && + !IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE)) + flags = CBMEMC_RESET; + } else if (ENV_VERSTAGE) { + /* + * Initialize console for the first time in verstage when + * there is no console in bootblock. Otherwise honor the + * bootblock console when verstage comes right after + * bootblock. + */ + if (IS_ENABLED(CONFIG_VBOOT_STARTS_IN_BOOTBLOCK) && + !IS_ENABLED(CONFIG_BOOTBLOCK_CONSOLE)) + flags = CBMEMC_RESET; + } init_console_ptr(_preram_cbmem_console, _preram_cbmem_console_size, flags); |