From 2df92dc7f30cd5b9dd7b82d31da179cd519357ea Mon Sep 17 00:00:00 2001
From: TC1995 <mariogplayer90@gmail.com>
Date: Tue, 19 Jul 2022 19:21:15 +0200
Subject: [PATCH] Actually fix the fixed dma.

---
 src/dma.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/src/dma.c b/src/dma.c
index a995660a5..b5809f9e6 100644
--- a/src/dma.c
+++ b/src/dma.c
@@ -592,7 +592,7 @@ static uint8_t
 dma_ps2_read(uint16_t addr, void *priv)
 {
     dma_t *dma_c = &dma[dma_ps2.xfr_channel];
-    uint8_t temp = 0xff;
+    uint8_t temp = 0;
 
     switch (addr) {
 	case 0x1a:
@@ -622,7 +622,7 @@ dma_ps2_read(uint16_t addr, void *priv)
 				  else
 					temp = dma_c->cc & 0xff;
 				dma_ps2.byte_ptr = (dma_ps2.byte_ptr + 1) & 1;
-				break;
+                break;
 
 			case 6: /*Read DMA status*/
 				if (dma_ps2.byte_ptr) {
@@ -650,7 +650,6 @@ dma_ps2_read(uint16_t addr, void *priv)
 		}
 		break;
     }
-
     return(temp);
 }
 
@@ -719,7 +718,7 @@ dma_ps2_write(uint16_t addr, uint8_t val, void *priv)
 					dma_c->cc = (dma_c->cc & 0xff00) | val;
 				dma_ps2.byte_ptr = (dma_ps2.byte_ptr + 1) & 1;
 				dma_c->cb = dma_c->cc;
-				break;
+                break;
 
 			case 7: /*Mode register*/
 				mode = 0;
@@ -727,9 +726,9 @@ dma_ps2_write(uint16_t addr, uint8_t val, void *priv)
 					mode |= 0x20;
 				if ((val & DMA_PS2_XFER_MASK) == DMA_PS2_XFER_MEM_TO_IO)
 					mode |= 8;
-				  else if ((val & DMA_PS2_XFER_MASK) == DMA_PS2_XFER_IO_TO_MEM)
+                else if ((val & DMA_PS2_XFER_MASK) == DMA_PS2_XFER_IO_TO_MEM)
 					mode |= 4;
-				dma_c->mode = (dma_c->mode & ~0x2c) | mode;
+				dma_c->mode = (dma_c->mode & ~0x2c) | 0x10 | mode;
 				dma_c->ps2_mode = val;
 				dma_c->size = val & DMA_PS2_SIZE16;
 				break;