diff options
Diffstat (limited to 'src/lib/cbmem_console.c')
| -rw-r--r-- | src/lib/cbmem_console.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/src/lib/cbmem_console.c b/src/lib/cbmem_console.c index 719c8b5088c5..02de8045c21b 100644 --- a/src/lib/cbmem_console.c +++ b/src/lib/cbmem_console.c @@ -1,9 +1,11 @@ /* SPDX-License-Identifier: GPL-2.0-only */ #include <console/cbmem_console.h> +#include <console/console.h> #include <console/uart.h> #include <cbmem.h> #include <symbols.h> +#include <types.h> /* * Structure describing console buffer. It is overlaid on a flat memory area, @@ -37,6 +39,8 @@ _Static_assert(CONFIG_CONSOLE_CBMEM_BUFFER_SIZE <= MAX_SIZE, static struct cbmem_console *current_console; +static bool console_paused; + /* * While running from ROM, before DRAM is initialized, some area in cache as * RAM space is used for the console buffer storage. The size and location of @@ -88,7 +92,7 @@ void cbmemc_init(void) void cbmemc_tx_byte(unsigned char data) { - if (!current_console || !current_console->size) + if (!current_console || !current_console->size || console_paused) return; u32 flags = current_console->cursor & ~CURSOR_MASK; @@ -169,3 +173,21 @@ void cbmem_dump_console_to_uart(void) uart_tx_byte(0, current_console->body[cursor]); } #endif + +void cbmem_dump_console(void) +{ + u32 cursor; + if (!current_console) + return; + + console_paused = true; + + if (current_console->cursor & OVERFLOW) + for (cursor = current_console->cursor & CURSOR_MASK; + cursor < current_console->size; cursor++) + do_putchar(current_console->body[cursor]); + for (cursor = 0; cursor < (current_console->cursor & CURSOR_MASK); cursor++) + do_putchar(current_console->body[cursor]); + + console_paused = false; +} |