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-rw-r--r--carl9170fw/carlfw/usb/fifo.c206
1 files changed, 206 insertions, 0 deletions
diff --git a/carl9170fw/carlfw/usb/fifo.c b/carl9170fw/carlfw/usb/fifo.c
new file mode 100644
index 0000000..d5c2e12
--- /dev/null
+++ b/carl9170fw/carlfw/usb/fifo.c
@@ -0,0 +1,206 @@
+/*
+ * carl9170 firmware - used by the ar9170 wireless device
+ *
+ * Copyright (c) 2000-2005 ZyDAS Technology Corporation
+ * Copyright (c) 2007-2009 Atheros Communications, Inc.
+ * Copyright 2009 Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2009-2011 Christian Lamparter <chunkeey@googlemail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "carl9170.h"
+#include "printf.h"
+#include "rom.h"
+#include "usb_fifo.h"
+
+/* TODO / TOTEST */
+#ifdef CONFIG_CARL9170FW_USB_MODESWITCH
+static inline void usb_ep_map(const uint8_t ep, const uint8_t map)
+{
+ setb(AR9170_USB_REG_EP_MAP + (ep - 1), map);
+}
+
+static inline void usb_fifo_map(const uint8_t fifo, const uint8_t map)
+{
+ setb(AR9170_USB_REG_FIFO_MAP + (fifo - 1), map);
+}
+
+static inline void usb_fifo_config(const uint8_t fifo, const uint8_t cfg)
+{
+ setb(AR9170_USB_REG_FIFO_CONFIG + (fifo - 1), cfg);
+}
+
+static inline void usb_ep_packet_size_hi(const uint8_t ep, const uint8_t dir,
+ const uint16_t size)
+{
+ setb(AR9170_USB_REG_EP_IN_MAX_SIZE_HIGH + (((dir * 0x20) + ep) << 1),
+ (size >> 8) & 0xf);
+}
+
+static inline void usb_ep_packet_size_lo(const uint8_t ep, const uint8_t dir,
+ const uint16_t size)
+{
+ setb(AR9170_USB_REG_EP_IN_MAX_SIZE_LOW + (((dir * 0x20) + ep) << 1),
+ size & 0xff);
+}
+
+static void usb_ep_in_highbandset(const uint8_t ep, const uint8_t dir,
+ const uint16_t size)
+{
+ andb(AR9170_USB_REG_EP_IN_MAX_SIZE_HIGH + (ep << 1), ~(BIT(6) | BIT(5)));
+
+ switch (dir) {
+ case DIRECTION_IN:
+ setb(AR9170_USB_REG_EP_IN_MAX_SIZE_HIGH + (ep << 1),
+ ((size >> 11) + 1) << 5);
+ break;
+ case DIRECTION_OUT:
+ default:
+ break;
+ }
+}
+
+/*
+ * vUsbFIFO_EPxCfg_HS(void)
+ * Description:
+ * 1. Configure the FIFO and EPx map
+ * input: none
+ * output: none
+ */
+
+void usb_init_highspeed_fifo_cfg(void)
+{
+ int i;
+
+ /* EP 1 */
+ usb_ep_map(1, HS_C1_I0_A0_EP1_MAP);
+ usb_fifo_map(HS_C1_I0_A0_EP1_FIFO_START, HS_C1_I0_A0_EP1_FIFO_MAP);
+ usb_fifo_config(HS_C1_I0_A0_EP1_FIFO_START, HS_C1_I0_A0_EP1_FIFO_CONFIG);
+
+ for (i = HS_C1_I0_A0_EP1_FIFO_START + 1;
+ i < HS_C1_I0_A0_EP1_FIFO_START + HS_C1_I0_A0_EP1_FIFO_NO; i++) {
+ usb_fifo_config(i, (HS_C1_I0_A0_EP1_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(1, HS_C1_I0_A0_EP1_DIRECTION, (HS_C1_I0_A0_EP1_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(1, HS_C1_I0_A0_EP1_DIRECTION, (HS_C1_I0_A0_EP1_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(1, HS_C1_I0_A0_EP1_DIRECTION, HS_C1_I0_A0_EP1_MAX_PACKET);
+
+ /* EP 2 */
+ usb_ep_map(2, HS_C1_I0_A0_EP2_MAP);
+ usb_fifo_map(HS_C1_I0_A0_EP2_FIFO_START, HS_C1_I0_A0_EP2_FIFO_MAP);
+ usb_fifo_config(HS_C1_I0_A0_EP2_FIFO_START, HS_C1_I0_A0_EP2_FIFO_CONFIG);
+
+ for (i = HS_C1_I0_A0_EP2_FIFO_START + 1;
+ i < HS_C1_I0_A0_EP2_FIFO_START + HS_C1_I0_A0_EP2_FIFO_NO; i++) {
+ usb_fifo_config(i, (HS_C1_I0_A0_EP2_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(2, HS_C1_I0_A0_EP2_DIRECTION, (HS_C1_I0_A0_EP2_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(2, HS_C1_I0_A0_EP2_DIRECTION, (HS_C1_I0_A0_EP2_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(2, HS_C1_I0_A0_EP2_DIRECTION, HS_C1_I0_A0_EP2_MAX_PACKET);
+
+ /* EP 3 */
+ usb_ep_map(3, HS_C1_I0_A0_EP3_MAP);
+ usb_fifo_map(HS_C1_I0_A0_EP3_FIFO_START, HS_C1_I0_A0_EP3_FIFO_MAP);
+ usb_fifo_config(HS_C1_I0_A0_EP3_FIFO_START, HS_C1_I0_A0_EP3_FIFO_CONFIG);
+
+ for (i = HS_C1_I0_A0_EP3_FIFO_START + 1;
+ i < HS_C1_I0_A0_EP3_FIFO_START + HS_C1_I0_A0_EP3_FIFO_NO; i++) {
+ usb_fifo_config(i, (HS_C1_I0_A0_EP3_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(3, HS_C1_I0_A0_EP3_DIRECTION, (HS_C1_I0_A0_EP3_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(3, HS_C1_I0_A0_EP3_DIRECTION, (HS_C1_I0_A0_EP3_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(3, HS_C1_I0_A0_EP3_DIRECTION, HS_C1_I0_A0_EP3_MAX_PACKET);
+
+ /* EP 4 */
+ usb_ep_map(4, HS_C1_I0_A0_EP4_MAP);
+ usb_fifo_map(HS_C1_I0_A0_EP4_FIFO_START, HS_C1_I0_A0_EP4_FIFO_MAP);
+ usb_fifo_config(HS_C1_I0_A0_EP4_FIFO_START, HS_C1_I0_A0_EP4_FIFO_CONFIG);
+
+ for (i = HS_C1_I0_A0_EP4_FIFO_START + 1;
+ i < HS_C1_I0_A0_EP4_FIFO_START + HS_C1_I0_A0_EP4_FIFO_NO; i++) {
+ usb_fifo_config(i, (HS_C1_I0_A0_EP4_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(4, HS_C1_I0_A0_EP4_DIRECTION, (HS_C1_I0_A0_EP4_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(4, HS_C1_I0_A0_EP4_DIRECTION, (HS_C1_I0_A0_EP4_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(4, HS_C1_I0_A0_EP4_DIRECTION, HS_C1_I0_A0_EP4_MAX_PACKET);
+}
+
+void usb_init_fullspeed_fifo_cfg(void)
+{
+ int i;
+
+ /* EP 1 */
+ usb_ep_map(1, FS_C1_I0_A0_EP1_MAP);
+ usb_fifo_map(FS_C1_I0_A0_EP1_FIFO_START, FS_C1_I0_A0_EP1_FIFO_MAP);
+ usb_fifo_config(FS_C1_I0_A0_EP1_FIFO_START, FS_C1_I0_A0_EP1_FIFO_CONFIG);
+
+ for (i = FS_C1_I0_A0_EP1_FIFO_START + 1;
+ i < FS_C1_I0_A0_EP1_FIFO_START + FS_C1_I0_A0_EP1_FIFO_NO; i++) {
+ usb_fifo_config(i, (FS_C1_I0_A0_EP1_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(1, FS_C1_I0_A0_EP1_DIRECTION, (FS_C1_I0_A0_EP1_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(1, FS_C1_I0_A0_EP1_DIRECTION, (FS_C1_I0_A0_EP1_MAX_PACKET & 0x7ff));
+ /* ``.JWEI 2003/04/29 */
+ usb_ep_in_highbandset(1, FS_C1_I0_A0_EP1_DIRECTION, FS_C1_I0_A0_EP1_MAX_PACKET);
+
+ /* EP 2 */
+ usb_ep_map(2, FS_C1_I0_A0_EP2_MAP);
+ usb_fifo_map(FS_C1_I0_A0_EP2_FIFO_START, FS_C1_I0_A0_EP2_FIFO_MAP);
+ usb_fifo_config(FS_C1_I0_A0_EP2_FIFO_START, FS_C1_I0_A0_EP2_FIFO_CONFIG);
+
+ for (i = FS_C1_I0_A0_EP2_FIFO_START + 1;
+ i < FS_C1_I0_A0_EP2_FIFO_START + FS_C1_I0_A0_EP2_FIFO_NO; i++) {
+ usb_fifo_config(i, (FS_C1_I0_A0_EP2_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(2, FS_C1_I0_A0_EP2_DIRECTION, (FS_C1_I0_A0_EP2_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(2, FS_C1_I0_A0_EP2_DIRECTION, (FS_C1_I0_A0_EP2_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(2, FS_C1_I0_A0_EP2_DIRECTION, FS_C1_I0_A0_EP2_MAX_PACKET);
+
+ /* EP 3 */
+ usb_ep_map(3, FS_C1_I0_A0_EP3_MAP);
+ usb_fifo_map(FS_C1_I0_A0_EP3_FIFO_START, FS_C1_I0_A0_EP3_FIFO_MAP);
+ usb_fifo_config(FS_C1_I0_A0_EP3_FIFO_START, FS_C1_I0_A0_EP3_FIFO_CONFIG);
+
+ for (i = FS_C1_I0_A0_EP3_FIFO_START + 1;
+ i < FS_C1_I0_A0_EP3_FIFO_START + FS_C1_I0_A0_EP3_FIFO_NO; i++) {
+ usb_fifo_config(i, (FS_C1_I0_A0_EP3_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(3, FS_C1_I0_A0_EP3_DIRECTION, (FS_C1_I0_A0_EP3_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(3, FS_C1_I0_A0_EP3_DIRECTION, (FS_C1_I0_A0_EP3_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(3, FS_C1_I0_A0_EP3_DIRECTION, FS_C1_I0_A0_EP3_MAX_PACKET);
+
+ /* EP 4 */
+ usb_ep_map(4, FS_C1_I0_A0_EP4_MAP);
+ usb_fifo_map(FS_C1_I0_A0_EP4_FIFO_START, FS_C1_I0_A0_EP4_FIFO_MAP);
+ usb_fifo_config(FS_C1_I0_A0_EP4_FIFO_START, FS_C1_I0_A0_EP4_FIFO_CONFIG);
+
+ for (i = FS_C1_I0_A0_EP4_FIFO_START + 1;
+ i < FS_C1_I0_A0_EP4_FIFO_START + FS_C1_I0_A0_EP4_FIFO_NO; i++) {
+ usb_fifo_config(i, (FS_C1_I0_A0_EP4_FIFO_CONFIG & (~BIT(7))));
+ }
+
+ usb_ep_packet_size_hi(4, FS_C1_I0_A0_EP4_DIRECTION, (FS_C1_I0_A0_EP4_MAX_PACKET & 0x7ff));
+ usb_ep_packet_size_lo(4, FS_C1_I0_A0_EP4_DIRECTION, (FS_C1_I0_A0_EP4_MAX_PACKET & 0x7ff));
+ usb_ep_in_highbandset(4, FS_C1_I0_A0_EP4_DIRECTION, FS_C1_I0_A0_EP4_MAX_PACKET);
+}
+#endif /* CONFIG_CARL9170FW_USB_MODESWITCH */