diff options
Diffstat (limited to 'src/mainboard/lippert/frontrunner-af/mainboard.c')
-rw-r--r-- | src/mainboard/lippert/frontrunner-af/mainboard.c | 33 |
1 files changed, 6 insertions, 27 deletions
diff --git a/src/mainboard/lippert/frontrunner-af/mainboard.c b/src/mainboard/lippert/frontrunner-af/mainboard.c index a846528f5b..1212764cae 100644 --- a/src/mainboard/lippert/frontrunner-af/mainboard.c +++ b/src/mainboard/lippert/frontrunner-af/mainboard.c @@ -27,6 +27,7 @@ #include "SBPLATFORM.h" #include "OEM.h" /* SMBUS0_BASE_ADDRESS */ #include <southbridge/amd/cimx/sb800/gpio_oem.h> +#include "sema.h" /* Init SIO GPIOs. */ #define SIO_RUNTIME_BASE 0x0E00 @@ -59,28 +60,6 @@ static const u16 sio_init_table[] = { // hi = offset, lo = value 0x5780, // GP65: USB power 4/5 = open drain output }; -/* Write data block to slave on SMBUS0. */ -#define SMB0_STATUS ((SMBUS0_BASE_ADDRESS) + 0) -#define SMB0_CONTROL ((SMBUS0_BASE_ADDRESS) + 2) -#define SMB0_HOSTCMD ((SMBUS0_BASE_ADDRESS) + 3) -#define SMB0_ADDRESS ((SMBUS0_BASE_ADDRESS) + 4) -#define SMB0_DATA0 ((SMBUS0_BASE_ADDRESS) + 5) -#define SMB0_BLOCKDATA ((SMBUS0_BASE_ADDRESS) + 7) -static int smb_write_blk(u8 slave, u8 command, u8 length, const u8 *data) -{ - __outbyte(SMB0_STATUS, 0x1E); // clear error status - __outbyte(SMB0_ADDRESS, slave & ~1); // slave addr + direction = out - __outbyte(SMB0_HOSTCMD, command); // or destination offset - __outbyte(SMB0_DATA0, length); // sent before data - __inbyte(SMB0_CONTROL); // reset block data array - while (length--) - __outbyte(SMB0_BLOCKDATA, *(data++)); - __outbyte(SMB0_CONTROL, 0x54); // execute block write, no IRQ - - while (__inbyte(SMB0_STATUS) == 0x01); // busy, no errors - return __inbyte(SMB0_STATUS) ^ 0x02; // 0x02 = completed, no errors -} - static void init(struct device *dev) { volatile u8 *spi_base; // base addr of Hudson's SPI host controller @@ -126,11 +105,11 @@ static void init(struct device *dev) /* Notify the SMC we're alive and kicking, or after a while it will * effect a power cycle and switch to the alternate BIOS chip. - * Should be done as late as possible. */ - printk(BIOS_INFO, "Sending BIOS alive message\n"); - const u8 i_am_alive[] = { 0x03 }; - if ((i = smb_write_blk(0x50, 0x25, sizeof(i_am_alive), i_am_alive))) - printk(BIOS_ERR, "smb_write_blk failed: %d\n", i); + * Should be done as late as possible. + * Failure here does not matter if watchdog was already disabled, + * by configuration or previous boot, so ignore return value. + */ + sema_send_alive(); printk(BIOS_DEBUG, CONFIG_MAINBOARD_PART_NUMBER " EXIT %s\n", __func__); } |