1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 3 #include <commonlib/helpers.h> 4 #include <console/cbmem_console.h> 5 #include <console/console.h> 6 #include <console/uart.h> 7 #include <console/streams.h> 8 #include <device/pci.h> 9 #include <option.h> 10 #include <version.h> 11 12 #define FIRST_CONSOLE (ENV_BOOTBLOCK || (CONFIG(NO_BOOTBLOCK_CONSOLE) && ENV_SEPARATE_ROMSTAGE)) 13 14 static int console_inited; 15 static int console_loglevel; 16 get_log_level(void)17int get_log_level(void) 18 { 19 if (console_inited == 0) 20 return -1; 21 22 return console_loglevel; 23 } 24 init_log_level(void)25static void init_log_level(void) 26 { 27 console_loglevel = get_console_loglevel(); 28 29 if (!FIRST_CONSOLE) 30 console_loglevel = get_uint_option("debug_level", console_loglevel); 31 } 32 console_log_level(int msg_level)33int console_log_level(int msg_level) 34 { 35 int log_level = get_log_level(); 36 37 if (log_level < 0) 38 return CONSOLE_LOG_NONE; 39 40 if (msg_level <= log_level) 41 return CONSOLE_LOG_ALL; 42 43 if (CONFIG(CONSOLE_CBMEM) && (msg_level <= BIOS_DEBUG)) 44 return CONSOLE_LOG_FAST; 45 46 return 0; 47 } 48 console_init(void)49void console_init(void) 50 { 51 init_log_level(); 52 53 if (CONFIG(DEBUG_CONSOLE_INIT)) 54 console_inited = 1; 55 56 if (CONFIG(EARLY_PCI_BRIDGE) && (ENV_BOOTBLOCK || ENV_SEPARATE_ROMSTAGE)) 57 pci_early_bridge_init(); 58 59 console_hw_init(); 60 61 console_inited = 1; 62 63 if (ENV_BOOTBLOCK && CONFIG(CONSOLE_CBMEM_PRINT_PRE_BOOTBLOCK_CONTENTS)) 64 cbmem_dump_console(); 65 66 printk(BIOS_NOTICE, "\n\ncoreboot-%s%s %s " ENV_ARCH " " ENV_STRING " starting (log level: %i)...\n", 67 coreboot_version, coreboot_extra_version, coreboot_build, get_log_level()); 68 } 69