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Update software to match efinix hw

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This commit is contained in:
Byron Lathi
2023-07-19 21:07:17 -07:00
parent 6eeecda368
commit 6706cc502e
14 changed files with 52 additions and 169 deletions
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30
sw/bootloader/devices/sd_card.c
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@@ -5,21 +5,35 @@
void sd_init() {
uint32_t resp;
uint8_t attempts, i;
cputs("In sd_init\n");
sd_card_command(0, 0);
cprintf("Sent Reset\n");
sd_card_command(0x000001aa, 8);
sd_card_resp(&resp);
cprintf("CMD8: %lx\n", resp);
sd_card_command(0, 55);
sd_card_command(0x40180000, 41);
sd_card_resp(&resp);
cprintf("CMD41: %lx\n", resp);
attempts = 0;
do {
if (attempts > 100) {
cprintf("SD Timed out");
return;
}
sd_card_command(0, 55);
sd_card_resp(&resp);
sd_card_command(0x40180000, 41);
sd_card_resp(&resp);
cprintf("CMD41: %lx\n", resp);
sd_card_command(0, 55);
sd_card_command(0x40180000, 41);
sd_card_resp(&resp);
cprintf("CMD41: %lx\n", resp);
//10ms loop?
for (i = 0; i < 255; i++);
attempts++;
} while (resp != 0);
sd_card_command(0, 2);
sd_card_resp(&resp);