repo2/firmware_eclairexl/chameleon/spibase.c @ 1475
| 881 | markw | #include "spibase.h"
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#include "regs.h"
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void init_romstart()
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{
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| 888 | markw | int i;
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int flashslot = 0;
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int flashslotvalid = 0;
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for (i=0;i!=1000;++i) /* Wait for up to 1 second for flashslot to be valid */
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{
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flashslot = *zpu_in2;
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flashslotvalid = (flashslot&0x10)!=0;
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if (flashslotvalid)
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break;
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wait_us(1000);
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}
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flashslot = (flashslot&0xf)<<20;
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| 881 | markw | char memtmp[4];
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readFlash(flashslot,3,&memtmp[0]);
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int corelen = (memtmp[0]<<16)+(memtmp[1]<<8)+(memtmp[2]);
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romstart = flashslot+corelen;
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/*uint32_t infolen;
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uint32_t infooff;
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readFlash(romstart-8,4,&infolen);
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readFlash(romstart-4,4,&infooff);
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uint32_t magic;
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readFlash(romstart-infolen,4,&magic);*/
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romstart = romstart+262144;
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}
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