From 718e31e37a5563d48c1b8744708d5c53aaca046d Mon Sep 17 00:00:00 2001
From: David McPaul <dlmcpaul@gmail.com>
Date: Fri, 17 Apr 2009 10:09:04 +0000
Subject: [PATCH] display the DMA mode along with the theoretical transfer
 speed

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30226 a95241bf-73f2-0310-859d-f6bbb57e9c96
---
 src/bin/ideinfo/ideinfo.c | 27 ++++++++++++++++++++++++++-
 src/bin/idestatus.c       | 28 +++++++++++++++++++++++++++-
 2 files changed, 53 insertions(+), 2 deletions(-)

diff --git a/src/bin/ideinfo/ideinfo.c b/src/bin/ideinfo/ideinfo.c
index cc44fe28ce..87a2b13216 100644
--- a/src/bin/ideinfo/ideinfo.c
+++ b/src/bin/ideinfo/ideinfo.c
@@ -31,6 +31,31 @@ typedef struct {
 #define kNotSupported	"not supported"
 #define kSupported		"supported"
 
+char *dma_mode_strings[] = {
+	"Multiword DMA Mode 0 - 4.2 MB/s",
+	"Multiword DMA Mode 1 - 13.3 MB/s",
+	"Multiword DMA Mode 2 - 16.7 MB/s",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Ultra DMA Mode 0 - 16.7 MB/s",
+	"Ultra DMA Mode 1 - 25 MB/s",
+	"Ultra DMA Mode 2 - 33.3 MB/s",
+	"Ultra DMA Mode 3 - 44.4 MB/s",
+	"Ultra DMA Mode 4 - 66.7 MB/s",
+	"Ultra DMA Mode 5 - 100 MB/s",
+	"Ultra DMA Mode 6 - 133 MB/s"
+};
 
 static void
 sizeAsString(off_t size, char *string)
@@ -117,7 +142,7 @@ main(int argc, char **argv)
 		if (st.dma_status > 6)
 			printf("Bad dma_status field\n");
 		else
-			printf("DMA mode: 0x%02x\n", st.dma_mode);
+			printf("DMA mode: %s\n", dma_mode_strings[st.dma_mode]);
 	}
 
 	printf("READ/WRITE DMA QUEUED: %s\n",
diff --git a/src/bin/idestatus.c b/src/bin/idestatus.c
index f2f9bca7d2..5d38b41e3b 100644
--- a/src/bin/idestatus.c
+++ b/src/bin/idestatus.c
@@ -26,6 +26,32 @@ char *dma_status_strings[] = {
 	"dma disabled after dma failure"
 };
 
+char *dma_mode_strings[] = {
+	"Multiword DMA Mode 0 - 4.2 MB/s",
+	"Multiword DMA Mode 1 - 13.3 MB/s",
+	"Multiword DMA Mode 2 - 16.7 MB/s",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Invalid",
+	"Ultra DMA Mode 0 - 16.7 MB/s",
+	"Ultra DMA Mode 1 - 25 MB/s",
+	"Ultra DMA Mode 2 - 33.3 MB/s",
+	"Ultra DMA Mode 3 - 44.4 MB/s",
+	"Ultra DMA Mode 4 - 66.7 MB/s",
+	"Ultra DMA Mode 5 - 100 MB/s",
+	"Ultra DMA Mode 6 - 133 MB/s"
+};
+
 int main(int argc, char **argv)
 {
 	int fd;
@@ -48,7 +74,7 @@ int main(int argc, char **argv)
 	else
 		printf("dma_status: %s\n", dma_status_strings[st.dma_status]);
 	printf("pio mode: %d\n", st.pio_mode);
-	printf("dma mode: 0x%02x\n", st.dma_mode);
+	printf("dma mode: %s\n", dma_mode_strings[st.dma_mode]);
 	close(fd);
 	return 0;
 }