From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/arch/x86/include/asm/floppy.h | 19 ++++++++++---------
1 files changed, 10 insertions(+), 9 deletions(-)
diff --git a/kernel/arch/x86/include/asm/floppy.h b/kernel/arch/x86/include/asm/floppy.h
index 7ec59ed..d43717b 100644
--- a/kernel/arch/x86/include/asm/floppy.h
+++ b/kernel/arch/x86/include/asm/floppy.h
@@ -31,8 +31,8 @@
#define CSW fd_routine[can_use_virtual_dma & 1]
-#define fd_inb(port) inb_p(port)
-#define fd_outb(value, port) outb_p(value, port)
+#define fd_inb(base, reg) inb_p((base) + (reg))
+#define fd_outb(value, base, reg) outb_p(value, (base) + (reg))
#define fd_request_dma() CSW._request_dma(FLOPPY_DMA, "floppy")
#define fd_free_dma() CSW._free_dma(FLOPPY_DMA)
@@ -77,25 +77,26 @@
st = 1;
for (lcount = virtual_dma_count, lptr = virtual_dma_addr;
lcount; lcount--, lptr++) {
- st = inb(virtual_dma_port + 4) & 0xa0;
- if (st != 0xa0)
+ st = inb(virtual_dma_port + FD_STATUS);
+ st &= STATUS_DMA | STATUS_READY;
+ if (st != (STATUS_DMA | STATUS_READY))
break;
if (virtual_dma_mode)
- outb_p(*lptr, virtual_dma_port + 5);
+ outb_p(*lptr, virtual_dma_port + FD_DATA);
else
- *lptr = inb_p(virtual_dma_port + 5);
+ *lptr = inb_p(virtual_dma_port + FD_DATA);
}
virtual_dma_count = lcount;
virtual_dma_addr = lptr;
- st = inb(virtual_dma_port + 4);
+ st = inb(virtual_dma_port + FD_STATUS);
}
#ifdef TRACE_FLPY_INT
calls++;
#endif
- if (st == 0x20)
+ if (st == STATUS_DMA)
return IRQ_HANDLED;
- if (!(st & 0x20)) {
+ if (!(st & STATUS_DMA)) {
virtual_dma_residue += virtual_dma_count;
virtual_dma_count = 0;
#ifdef TRACE_FLPY_INT
--
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