6aa31cc754
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@865 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
16 lines
289 B
C
16 lines
289 B
C
void smbus_read_byte(void)
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{
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unsigned char host_status_register;
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unsigned char byte;
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int result;
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host_status_register = __builtin_inb(0x1234);
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/* read results of transaction */
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byte = __builtin_inb(0x4567);
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result = byte;
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if (host_status_register != 0x02) {
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result = -1;
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}
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}
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