sravan/system76-coreboot
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Add support for memory mapped UARTs to coreboot and add the OXPCIe952 as an

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example.

This newer version reflects the recent changes to further simplify the console
code and partly gets rid of some hacks in the previous version.

Signed-off-by: Stefan Reinauer <reinauer@google.com>
Acked-by: Peter Stuge <peter@stuge.se>                                                                                                                                          



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@6544 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Stefan Reinauer
2011-04-26 23:47:04 +00:00
committed by Stefan Reinauer
parent 3187d0267d
commit 4885daadb3
20 changed files with 478 additions and 6 deletions
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3
src/arch/x86/boot/coreboot_table.c
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@@ -135,6 +135,9 @@ static void lb_console(struct lb_header *header)
#if CONFIG_CONSOLE_SERIAL8250
add_console(header, LB_TAG_CONSOLE_SERIAL8250);
#endif
#if CONFIG_CONSOLE_SERIAL8250MEM
add_console(header, LB_TAG_CONSOLE_SERIAL8250MEM);
#endif
#if CONFIG_CONSOLE_LOGBUF
add_console(header, LB_TAG_CONSOLE_LOGBUF);
#endif

5
src/arch/x86/lib/romstage_console.c
View File

@@ -19,7 +19,7 @@
#include <console/console.h>
#include <console/vtxprintf.h>
#if CONFIG_CONSOLE_SERIAL8250
#if CONFIG_CONSOLE_SERIAL8250 || CONFIG_CONSOLE_SERIAL8250MEM
#include <uart8250.h>
#endif
#if CONFIG_USBDEBUG
@@ -34,6 +34,9 @@ static void console_tx_byte(unsigned char byte)
if (byte == '\n')
console_tx_byte('\r');
#if CONFIG_CONSOLE_SERIAL8250MEM
uart8250_mem_tx_byte(CONFIG_OXFORD_OXPCIE_BASE_ADDRESS + 0x1000, byte);
#endif
#if CONFIG_CONSOLE_SERIAL8250
uart8250_tx_byte(CONFIG_TTYS0_BASE, byte);
#endif