From d1bc331855caab351a70676b5085787292a45fea Mon Sep 17 00:00:00 2001 From: Stefan Reinauer Date: Wed, 22 Jun 2011 16:39:19 -0700 Subject: Extend coreboot table entry for serial ports Add information about memory mapped/io mapped base addresses. and fix up libpayload to use the same structures Signed-off-by: Stefan Reinauer Change-Id: I5f7b5eda6063261b9acb7a46310172d4a5471dfb Reviewed-on: http://review.coreboot.org/261 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- payloads/libpayload/arch/i386/coreboot.c | 4 +++- payloads/libpayload/arch/powerpc/coreboot.c | 4 +++- payloads/libpayload/include/coreboot_tables.h | 16 ++++++++++++---- 3 files changed, 18 insertions(+), 6 deletions(-) (limited to 'payloads') diff --git a/payloads/libpayload/arch/i386/coreboot.c b/payloads/libpayload/arch/i386/coreboot.c index e3c944d443..bdef4e85d3 100644 --- a/payloads/libpayload/arch/i386/coreboot.c +++ b/payloads/libpayload/arch/i386/coreboot.c @@ -77,7 +77,9 @@ static void cb_parse_memory(unsigned char *ptr, struct sysinfo_t *info) static void cb_parse_serial(unsigned char *ptr, struct sysinfo_t *info) { struct cb_serial *ser = (struct cb_serial *)ptr; - info->ser_ioport = ser->ioport; + if (ser->type != CB_SERIAL_TYPE_IO_MAPPED) + return; + info->ser_ioport = ser->baseaddr; } #ifdef CONFIG_NVRAM diff --git a/payloads/libpayload/arch/powerpc/coreboot.c b/payloads/libpayload/arch/powerpc/coreboot.c index ee1842c82f..7da87ed2f2 100644 --- a/payloads/libpayload/arch/powerpc/coreboot.c +++ b/payloads/libpayload/arch/powerpc/coreboot.c @@ -77,7 +77,9 @@ static void cb_parse_memory(unsigned char *ptr, struct sysinfo_t *info) static void cb_parse_serial(unsigned char *ptr, struct sysinfo_t *info) { struct cb_serial *ser = (struct cb_serial *)ptr; - info->ser_ioport = ser->ioport; + if (ser->type != CB_SERIAL_TYPE_IO_MAPPED) + return; + info->ser_ioport = ser->baseaddr; } #ifdef CONFIG_NVRAM diff --git a/payloads/libpayload/include/coreboot_tables.h b/payloads/libpayload/include/coreboot_tables.h index c4dc1158ad..d342c992c4 100644 --- a/payloads/libpayload/include/coreboot_tables.h +++ b/payloads/libpayload/include/coreboot_tables.h @@ -60,9 +60,13 @@ struct cb_memory_range { u32 type; }; -#define CB_MEM_RAM 1 -#define CB_MEM_RESERVED 2 -#define CB_MEM_TABLE 16 +#define CB_MEM_RAM 1 +#define CB_MEM_RESERVED 2 +#define CB_MEM_ACPI 3 +#define CB_MEM_NVS 4 +#define CB_MEM_UNUSABLE 5 +#define CB_MEM_VENDOR_RSVD 6 +#define CB_MEM_TABLE 16 struct cb_memory { u32 tag; @@ -110,7 +114,11 @@ struct cb_string { struct cb_serial { u32 tag; u32 size; - u16 ioport; +#define CB_SERIAL_TYPE_IO_MAPPED 1 +#define CB_SERIAL_TYPE_MEMORY_MAPPED 2 + u32 type; + u32 baseaddr; + u32 baud; }; #define CB_TAG_CONSOLE 0x00010 -- cgit v1.2.3