move C code to a .c file -- this has been shown at times to save space
ron
Move code to a .c file -- now there's an idea!
Signed-off-by: Ronald G. Minnich <[EMAIL PROTECTED]>
Index: southbridge/nvidia/mcp55/mcp55_smbus.h
===================================================================
--- southbridge/nvidia/mcp55/mcp55_smbus.h (revision 730)
+++ southbridge/nvidia/mcp55/mcp55_smbus.h (working copy)
@@ -41,157 +41,3 @@
(void) inb(0x80);
}
-static int smbus_wait_until_ready(u16 smbus_io_base)
-{
- unsigned long loops;
- loops = SMBUS_TIMEOUT;
- do {
- unsigned char val;
- smbus_delay();
- val = inb(smbus_io_base + SMBHSTSTAT);
- val &= 0x1f;
- if (val == 0) {
- return 0;
- }
- outb(val,smbus_io_base + SMBHSTSTAT);
- } while(--loops);
- return -2;
-}
-
-static int smbus_wait_until_done(u16 smbus_io_base)
-{
- unsigned long loops;
- loops = SMBUS_TIMEOUT;
- do {
- unsigned char val;
- smbus_delay();
-
- val = inb(smbus_io_base + SMBHSTSTAT);
- if ( (val & 0xff) != 0) {
- return 0;
- }
- } while(--loops);
- return -3;
-}
-
-static int do_smbus_recv_byte(u16 smbus_io_base, u8 device)
-{
- u8 global_status_register;
- u8 byte;
-
- /* set the device I'm talking too */
- outb(((device & 0x7f) << 1)|1 , smbus_io_base + SMBXMITADD);
- smbus_delay();
-
- /* byte data recv */
- outb(0x05, smbus_io_base + SMBHSTPRTCL);
- smbus_delay();
-
- /* poll for transaction completion */
- if (smbus_wait_until_done(smbus_io_base) < 0) {
- return -3;
- }
-
- global_status_register = inb(smbus_io_base + SMBHSTSTAT) & 0x80; /* lose check */
-
- /* read results of transaction */
- byte = inb(smbus_io_base + SMBHSTCMD);
-
- if (global_status_register != 0x80) { // loose check, otherwise it should be 0
- return -1;
- }
- return byte;
-}
-
-static int do_smbus_send_byte(u16 smbus_io_base, u8 device, u8 val)
-{
- u8 global_status_register;
-
- outb(val, smbus_io_base + SMBHSTDAT0);
- smbus_delay();
-
- /* set the command... */
- outb(val, smbus_io_base + SMBHSTCMD);
- smbus_delay();
-
- /* set the device I'm talking too */
- outb(((device & 0x7f) << 1) | 0, smbus_io_base + SMBXMITADD);
- smbus_delay();
-
- /* set up for a byte data write */
- outb(0x04, smbus_io_base + SMBHSTPRTCL);
- smbus_delay();
-
- /* poll for transaction completion */
- if (smbus_wait_until_done(smbus_io_base) < 0) {
- return -3;
- }
- global_status_register = inb(smbus_io_base + SMBHSTSTAT) & 0x80; /* lose check */;
-
- if (global_status_register != 0x80) {
- return -1;
- }
- return 0;
-}
-
-static int do_smbus_read_byte(u16 smbus_io_base, u8 device, u8 address)
-{
- u8 global_status_register;
- u8 byte;
-
- /* set the device I'm talking too */
- outb(((device & 0x7f) << 1)|1 , smbus_io_base + SMBXMITADD);
- smbus_delay();
- /* set the command/address... */
- outb(address & 0xff, smbus_io_base + SMBHSTCMD);
- smbus_delay();
- /* byte data read */
- outb(0x07, smbus_io_base + SMBHSTPRTCL);
- smbus_delay();
-
- /* poll for transaction completion */
- if (smbus_wait_until_done(smbus_io_base) < 0) {
- return -3;
- }
-
- global_status_register = inb(smbus_io_base + SMBHSTSTAT) & 0x80; /* lose check */
-
- /* read results of transaction */
- byte = inb(smbus_io_base + SMBHSTDAT0);
-
- if (global_status_register != 0x80) { // lose check, otherwise it should be 0
- return -1;
- }
- return byte;
-}
-
-static int do_smbus_write_byte(u16 smbus_io_base, u8 device, u8 address, u8 val)
-{
- u8 global_status_register;
-
- outb(val, smbus_io_base + SMBHSTDAT0);
- smbus_delay();
-
- /* set the device I'm talking too */
- outb(((device & 0x7f) << 1) | 0, smbus_io_base + SMBXMITADD);
- smbus_delay();
-
- outb(address & 0xff, smbus_io_base + SMBHSTCMD);
- smbus_delay();
-
- /* set up for a byte data write */
- outb(0x06, smbus_io_base + SMBHSTPRTCL);
- smbus_delay();
-
- /* poll for transaction completion */
- if (smbus_wait_until_done(smbus_io_base) < 0) {
- return -3;
- }
- global_status_register = inb(smbus_io_base + SMBHSTSTAT) & 0x80; /* lose check */;
-
- if (global_status_register != 0x80) {
- return -1;
- }
- return 0;
-}
-
--
coreboot mailing list
[email protected]
http://www.coreboot.org/mailman/listinfo/coreboot
