From 1d89f14355e72d6969c8b8aae56904ebee965d43 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= Date: Fri, 20 Apr 2012 17:11:31 +0300 Subject: Intel 82801dx: compile early_smbus as separate object MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add early_smbus.c for romstage-y list and remove respective include on mainboard romstage.c files. Tested on AOpen board. Change-Id: I1c7e6cb32e3a9d7cc9b6037dc27e59149d492001 Signed-off-by: Kyösti Mälkki Reviewed-on: http://review.coreboot.org/909 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- src/southbridge/intel/i82801dx/Makefile.inc | 2 ++ src/southbridge/intel/i82801dx/early_smbus.c | 26 +++++++------------------- src/southbridge/intel/i82801dx/i82801dx.h | 5 +++++ 3 files changed, 14 insertions(+), 19 deletions(-) (limited to 'src/southbridge/intel') diff --git a/src/southbridge/intel/i82801dx/Makefile.inc b/src/southbridge/intel/i82801dx/Makefile.inc index 9070158d0d..9644210b53 100644 --- a/src/southbridge/intel/i82801dx/Makefile.inc +++ b/src/southbridge/intel/i82801dx/Makefile.inc @@ -31,3 +31,5 @@ ramstage-y += reset.c ramstage-$(CONFIG_HAVE_SMI_HANDLER) += smi.c smm-$(CONFIG_HAVE_SMI_HANDLER) += smihandler.c + +romstage-y += early_smbus.c diff --git a/src/southbridge/intel/i82801dx/early_smbus.c b/src/southbridge/intel/i82801dx/early_smbus.c index 00eaee0f9e..1387525f3b 100644 --- a/src/southbridge/intel/i82801dx/early_smbus.c +++ b/src/southbridge/intel/i82801dx/early_smbus.c @@ -18,26 +18,14 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ -#include "i82801dx.h" +#include +#include +#include +#include -#define SMBHSTSTAT 0x0 -#define SMBHSTCTL 0x2 -#define SMBHSTCMD 0x3 -#define SMBXMITADD 0x4 -#define SMBHSTDAT0 0x5 -#define SMBHSTDAT1 0x6 -#define SMBBLKDAT 0x7 -#define SMBTRNSADD 0x9 -#define SMBSLVDATA 0xa -#define SMLINK_PIN_CTL 0xe -#define SMBUS_PIN_CTL 0xf - -/* Between 1-10 seconds, We should never timeout normally - * Longer than this is just painful when a timeout condition occurs. - */ -//#define SMBUS_TIMEOUT (100*1000*10) +#include "i82801dx.h" -static void enable_smbus(void) +void enable_smbus(void) { device_t dev = PCI_DEV(0x0, 0x1f, 0x3); @@ -112,7 +100,7 @@ static int smbus_wait_until_done(void) return loops ? 0 : -3; } -static int smbus_read_byte(unsigned device, unsigned address) +int smbus_read_byte(unsigned device, unsigned address) { unsigned char global_status_register; unsigned char byte; diff --git a/src/southbridge/intel/i82801dx/i82801dx.h b/src/southbridge/intel/i82801dx/i82801dx.h index a38c793eda..4da430a395 100644 --- a/src/southbridge/intel/i82801dx/i82801dx.h +++ b/src/southbridge/intel/i82801dx/i82801dx.h @@ -31,9 +31,14 @@ #ifndef I82801DX_H #define I82801DX_H +#if !defined(__ASSEMBLER__) && !defined(__ROMCC__) #if !defined(__PRE_RAM__) #include "chip.h" extern void i82801dx_enable(device_t dev); +#else +void enable_smbus(void); +int smbus_read_byte(unsigned device, unsigned address); +#endif #endif /* -- cgit v1.2.3