Re: [Bluez-devel] BCM2035 on UART at speeds higher than 230400

["Daniel Ribeiro" <drwyrm@gmail.com>]

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2007/5/15, Marcel Holtmann <marcel@holtmann.org>:
>
> post your patch and I will integrate it.
>

Here it is. Thank you Marcel.

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EOF

Daniel Ribeiro

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This corrects baurate parameters for bcm2035 connected via uart and adds
support for setting the bdaddr.

Signed-off-by: Daniel Ribeiro <drwyrm@gmail.com>
Index: bluez-utils-3.10/tools/hciattach.c
===================================================================
--- bluez-utils-3.10.orig/tools/hciattach.c	2007-05-12 13:16:38.000000000 -0300
+++ bluez-utils-3.10/tools/hciattach.c	2007-05-12 15:44:14.000000000 -0300
@@ -925,11 +925,13 @@
 /*
  * Broadcom specific initialization
  * Extracted from Jungo openrg
+ * Set bdaddr and correct baud rate arguments taken from OpenEZX
  */
 static int bcm2035(int fd, struct uart_t *u, struct termios *ti)
 {
 	int n;
 	unsigned char cmd[30], resp[30];
+	bdaddr_t bdaddr;
 
 	/* Reset the BT Chip */
 	memset(cmd, 0, sizeof(cmd));
@@ -951,6 +953,32 @@
 		return -1;
 	}
 
+	if (u->bdaddr != NULL) {
+		/* set bdaddr */
+		memset(cmd, 0, sizeof(cmd));
+		memset(resp, 0, sizeof(resp));
+		cmd[0] = HCI_COMMAND_PKT;
+		cmd[1] = 0x01;
+		cmd[2] = 0xfc;
+		cmd[3] = 0x06;
+
+		str2ba(u->bdaddr, &bdaddr);
+		bacpy((bdaddr_t *) (cmd + 4), &bdaddr);
+
+		/* Send command */
+		if (write(fd, cmd, 10) != 10) {
+			fprintf(stderr, "Failed to write \"set bdaddr\" "
+			"command\n");
+			return -1;
+		}
+
+		/* Read reply */
+		if ((n = read_hci_event(fd, resp, 10)) < 0) {
+			fprintf(stderr, "Failed to set bdaddr\n");
+			return -1;
+		}
+	}
+
 	/* Read the local version info */
 	memset(cmd, 0, sizeof(cmd));
 	memset(resp, 0, sizeof(resp));
@@ -1010,11 +1038,11 @@
 		cmd[5] = 0xfa;
 		break;
 	case 460800:
-		cmd[4] = 0x11;
+		cmd[4] = 0x22;
 		cmd[5] = 0xfd;
 		break;
 	case 921600:
-		cmd[4] = 0x65;
+		cmd[4] = 0x55;
 		cmd[5] = 0xff;
 		break;
 	default:
@@ -1103,7 +1131,7 @@
 	{ "billionton", 0x0279, 0x950b, HCI_UART_BCSP, 115200, 115200, 0,        NULL, bcsp     },
 
 	/* Broadcom BCM2035 */
-	{ "bcm2035",    0x0A5C, 0x2035, HCI_UART_H4,   115200, 115200, 0,        NULL, bcm2035  },
+	{ "bcm2035",    0x0A5C, 0x2035, HCI_UART_H4,   115200, 460800, FLOW_CTL, NULL, bcm2035  },
 
 	{ NULL, 0 }
 };

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