14e2277962
while others dislike them being extra commits, let's clean them up once and for all for the existing code. If it's ugly, let it only be ugly once :-) Signed-off-by: Stefan Reinauer <stepan@coresystems.de> Acked-by: Stefan Reinauer <stepan@coresystems.de> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@5507 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
42 lines
691 B
C
42 lines
691 B
C
static void spd_set_memclk(void)
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{
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unsigned min_cycle_time;
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unsigned device;
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int new_cycle_time, new_latency;
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int index;
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int latency;
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min_cycle_time = 0x50;
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device = 0x50;
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new_cycle_time = 0xa0;
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new_latency = 5;
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latency = 0;
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for(index = 0; index < 3; index++, latency++) {
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unsigned long loops;
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loops = 1000000;
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do {
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unsigned short val;
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val = __builtin_inw(0x10e0);
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} while(--loops);
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if (!loops) {
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continue;
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}
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__builtin_outb(device, 0xe4);
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__builtin_outb(index, 0xe8);
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loops = 1000000;
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while(--loops)
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;
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}
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if (new_latency > 4){
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return;
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}
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if (new_cycle_time > min_cycle_time) {
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min_cycle_time = new_cycle_time;
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}
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}
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