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correct ECC for pages read via IPC
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parent
1d66f36578
commit
5811742c07
5
nand.c
5
nand.c
@ -74,6 +74,7 @@ static u8 ipc_data[PAGE_SIZE] MEM2_BSS ALIGNED(32);
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static u8 ipc_ecc[ECC_BUFFER_ALLOC] MEM2_BSS ALIGNED(128); //128 alignment REQUIRED
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static volatile int irq_flag;
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static u32 last_page_read = 0;
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void nand_irq(void)
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{
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@ -95,10 +96,11 @@ void nand_irq(void)
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dc_flushrange((void*)current_request.args[0], 0x40);
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break;
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case IPC_NAND_READ:
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err = nand_correct(last_page_read, ipc_data, ipc_ecc);
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memcpy32((void*)current_request.args[1], ipc_data, PAGE_SIZE);
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memcpy32((void*)current_request.args[2], ipc_ecc, ECC_BUFFER_SIZE);
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dc_flushrange((void*)current_request.args[1], PAGE_SIZE);
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dc_flushrange((void*)current_request.args[2], ECC_BUFFER_SIZE);
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dc_flushrange((void*)current_request.args[2], ECC_BUFFER_SIZE);
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break;
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default:
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gecko_printf("Got IRQ for unknown NAND req %d\n", current_request.req);
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@ -181,6 +183,7 @@ void nand_get_status(u8 *status_buf) {
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void nand_read_page(u32 pageno, void *data, void *ecc) {
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irq_flag = 0;
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last_page_read = pageno; // needed for error reporting
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__nand_set_address(0, pageno);
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nand_send_command(NAND_READ_PRE, 0x1f, 0, 0);
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