From: Suraj Sumangala <suraj@xxxxxxxxxxx>
Implements support for Atheros AR300x Bluetooth chip in
hciattach application. Supports configuration download
and power management configure feature.
---
Makefile.tools | 1 +
tools/hciattach.8 | 6 +
tools/hciattach.c | 120 +++++++
tools/hciattach.h | 3 +
tools/hciattach_ar3k.c | 859 ++++++++++++++++++++++++++++++++++++++++++++++++
5 files changed, 989 insertions(+), 0 deletions(-)
create mode 100644 tools/hciattach_ar3k.c
diff --git a/Makefile.tools b/Makefile.tools
index 2dbf925..5dc6a1d 100644
--- a/Makefile.tools
+++ b/Makefile.tools
@@ -23,6 +23,7 @@ tools_l2ping_LDADD = lib/libbluetooth.la
tools_hciattach_SOURCES = tools/hciattach.c tools/hciattach.h \
tools/hciattach_st.c \
tools/hciattach_ti.c \
+ tools/hciattach_ar3k.c \
tools/hciattach_tialt.c
tools_hciattach_LDADD = lib/libbluetooth.la
diff --git a/tools/hciattach.8 b/tools/hciattach.8
index 9bd1538..b81e724 100644
--- a/tools/hciattach.8
+++ b/tools/hciattach.8
@@ -66,6 +66,12 @@ specific identifier. Currently supported types are
.B any
Unspecified HCI_UART interface, no vendor specific options
.TP
+.B ar3kalt
+Atheros AR300x based serial bluetooth device with power management disabled
+.TP
+.B ar3k
+Atheros AR300x based serial bluetooth device with power management support
+.TP
.B ericsson
Ericsson based modules
.TP
diff --git a/tools/hciattach.c b/tools/hciattach.c
index 81aea7b..3473827 100644
--- a/tools/hciattach.c
+++ b/tools/hciattach.c
@@ -654,6 +654,119 @@ static int csr(int fd, struct uart_t *u, struct termios *ti)
return 0;
}
+#define SLEEP_ENABLE 1
+#define SLEEP_DISABLE 0
+
+/*
+ * Atheros AR300x specific initialization post callback
+ * with power management dsiabled
+ */
+static int ar3kpost(int fd, struct uart_t *u, struct termios *ti)
+{
+ return ath_configure_sleep(fd, SLEEP_DISABLE);
+}
+
+/*
+ * Atheros AR300x specific initialization post callback
+ * with power management enabled
+ */
+static int ar3kpmpost(int fd, struct uart_t *u, struct termios *ti)
+{
+ return ath_configure_sleep(fd, SLEEP_ENABLE);
+}
+
+#define HCI_VENDOR_CMD_OGF 0x3F
+#define HCI_PS_CMD_OCF 0x0B
+#define HCI_CHG_BAUD_CMD_OCF 0x0C
+
+#define WRITE_BDADDR_CMD_LEN 14
+#define WRITE_BAUD_CMD_LEN 6
+#define MAX_CMD_LEN WRITE_BDADDR_CMD_LEN
+
+/*
+ * Atheros AR300x specific initialization and configureation file
+ * download
+ */
+static int ar3kinit(int fd, struct uart_t *u, struct termios *ti)
+{
+ int r;
+ int baud;
+ struct timespec tm = { 0, 500000 };
+ unsigned char cmd[MAX_CMD_LEN], rsp[HCI_MAX_EVENT_SIZE];
+ unsigned char *ptr = cmd + 1;
+ hci_command_hdr *ch = (void *)ptr;
+
+ cmd[0] = HCI_COMMAND_PKT;
+
+ /* Download PS and patch */
+ r = ath_ps_download(fd);
+ if (r < 0) {
+ perror("Failed to Download configuration");
+ return -ETIMEDOUT;
+ }
+
+ /* Write BDADDR */
+ if (u->bdaddr) {
+ ch->opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF,
+ HCI_PS_CMD_OCF));
+ ch->plen = 10;
+ ptr += HCI_COMMAND_HDR_SIZE;
+
+ ptr[0] = 0x01;
+ ptr[1] = 0x01;
+ ptr[2] = 0x00;
+ ptr[3] = 0x06;
+ str2ba(u->bdaddr, (bdaddr_t *)(ptr + 4));
+
+ if (write(fd, cmd, WRITE_BDADDR_CMD_LEN) !=
+ WRITE_BDADDR_CMD_LEN) {
+ perror("Failed to write BD_ADDR command\n");
+ return -ETIMEDOUT;
+ }
+
+ if (read_hci_event(fd, rsp, sizeof(rsp)) < 0) {
+ perror("Failed to set BD_ADDR\n");
+ return -ETIMEDOUT;
+ }
+ }
+
+ /* Send HCI Reset */
+ cmd[1] = 0x03;
+ cmd[2] = 0x0C;
+ cmd[3] = 0x00;
+
+ r = write(fd, cmd, 4);
+ if (r != 4)
+ return -ETIMEDOUT;
+
+ nanosleep(&tm, NULL);
+ if (read_hci_event(fd, rsp, sizeof(rsp)) < 0)
+ return -ETIMEDOUT;
+
+ /* set controller baud rate to user specified value */
+ ptr = cmd + 1;
+ ch->opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF,
+ HCI_CHG_BAUD_CMD_OCF));
+ ch->plen = 2;
+ ptr += HCI_COMMAND_HDR_SIZE;
+
+ baud = u->speed/100;
+ ptr[0] = (char)baud;
+ ptr[1] = (char)(baud >> 8);
+
+ if (write(fd, cmd, WRITE_BAUD_CMD_LEN) != WRITE_BAUD_CMD_LEN) {
+ perror("Failed to write change baud rate command");
+ return -ETIMEDOUT;
+ }
+
+ nanosleep(&tm, NULL);
+
+ if (read_hci_event(fd, rsp, sizeof(rsp)) < 0)
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
/*
* Silicon Wave specific initialization
* Thomas Moser <thomas.moser@xxxxxxxxx>
@@ -1073,6 +1186,13 @@ struct uart_t uart[] = {
/* Broadcom BCM2035 */
{ "bcm2035", 0x0A5C, 0x2035, HCI_UART_H4, 115200, 460800, FLOW_CTL, NULL, bcm2035 },
+ /* ATHEROS AR300x */
+ { "ar3kalt", 0x0000, 0x0000, HCI_UART_ATH3K, 115200, 115200,
+ FLOW_CTL, NULL, ar3kinit, ar3kpost },
+
+ { "ar3k", 0x0000, 0x0000, HCI_UART_ATH3K, 115200, 115200,
+ FLOW_CTL, NULL, ar3kinit, ar3kpmpost },
+
{ NULL, 0 }
};
diff --git a/tools/hciattach.h b/tools/hciattach.h
index c0b80a1..ca31731 100644
--- a/tools/hciattach.h
+++ b/tools/hciattach.h
@@ -38,6 +38,7 @@
#define HCI_UART_3WIRE 2
#define HCI_UART_H4DS 3
#define HCI_UART_LL 4
+#define HCI_UART_ATH3K 5
#define HCI_UART_RAW_DEVICE 0
@@ -49,3 +50,5 @@ int texas_post(int fd, struct termios *ti);
int texasalt_init(int fd, int speed, struct termios *ti);
int stlc2500_init(int fd, bdaddr_t *bdaddr);
int bgb2xx_init(int dd, bdaddr_t *bdaddr);
+int ath_configure_sleep(int fd, int sleep_stat);
+int ath_ps_download(int fd);
diff --git a/tools/hciattach_ar3k.c b/tools/hciattach_ar3k.c
new file mode 100644
index 0000000..ffd143f
--- /dev/null
+++ b/tools/hciattach_ar3k.c
@@ -0,0 +1,859 @@
+/*
+ * Copyright (c) 2009-2010 Atheros Communications Inc.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdio.h>
+#include <errno.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ctype.h>
+#include <time.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/ioctl.h>
+
+#include <bluetooth/bluetooth.h>
+#include <bluetooth/hci.h>
+#include <bluetooth/hci_lib.h>
+
+#include "hciattach.h"
+
+#define TRUE 1
+#define FALSE 0
+
+#define FW_PATH "/lib/firmware/ar3k/"
+
+struct ps_cfg_entry {
+ uint32_t id;
+ uint32_t len;
+ uint8_t *data;
+};
+
+struct ps_entry_type {
+ unsigned char type;
+ unsigned char array;
+};
+
+#define MAX_TAGS 50
+#define PS_HDR_LEN 4
+#define HCI_VENDOR_CMD_OGF 0x3F
+#define HCI_PS_CMD_OCF 0x0B
+
+struct ps_cfg_entry ps_list[MAX_TAGS];
+
+static void load_hci_ps_hdr(uint8_t *cmd, uint8_t ps_op, int len, int index)
+{
+ hci_command_hdr *ch = (void *)cmd;
+
+ ch->opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF,
+ HCI_PS_CMD_OCF));
+ ch->plen = len + PS_HDR_LEN;
+ cmd += HCI_COMMAND_HDR_SIZE;
+
+ cmd[0] = ps_op;
+ cmd[1] = index;
+ cmd[2] = index >> 8;
+ cmd[3] = len;
+}
+
+#define PS_EVENT_LEN 100
+
+/*
+ * Send HCI command and wait for command complete event.
+ * The event buffer has to be freed by the caller.
+ */
+static int send_hci_cmd_sync(int dev, uint8_t *cmd, int len, uint8_t **event)
+{
+ int err;
+ uint8_t *hci_event;
+ uint8_t pkt_type = HCI_COMMAND_PKT;
+
+ if (len == 0)
+ return len;
+
+ if (write(dev, &pkt_type, 1) != 1)
+ return -EILSEQ;
+ if (write(dev, (unsigned char *)cmd, len) != len)
+ return -EILSEQ;
+
+ hci_event = (uint8_t *)malloc(PS_EVENT_LEN);
+ if (!hci_event)
+ return -ENOMEM;
+
+ err = read_hci_event(dev, (unsigned char *)hci_event, PS_EVENT_LEN);
+ if (err > 0) {
+ *event = hci_event;
+ } else {
+ free(hci_event);
+ return -EILSEQ;
+ }
+
+ return len;
+}
+
+#define HCI_EV_SUCCESS 0x00
+
+static int read_ps_event(uint8_t *event, uint16_t ocf)
+{
+ hci_event_hdr *eh;
+ uint16_t opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF, ocf));
+
+ event++;
+
+ eh = (void *)event;
+ event += HCI_EVENT_HDR_SIZE;
+
+ if (eh->evt == EVT_CMD_COMPLETE) {
+ evt_cmd_complete *cc = (void *)event;
+
+ event += EVT_CMD_COMPLETE_SIZE;
+
+ if (cc->opcode == opcode && event[0] == HCI_EV_SUCCESS)
+ return 0;
+ else
+ return -EILSEQ;
+ }
+
+ return -EILSEQ;
+}
+
+static int write_cmd(int fd, uint8_t *buffer, int len)
+{
+ uint8_t *event;
+ int err;
+
+ err = send_hci_cmd_sync(fd, buffer, len, &event);
+ if (err < 0)
+ return err;
+
+ err = read_ps_event(event, HCI_PS_CMD_OCF);
+ if (event)
+ free(event);
+
+ return err;
+}
+
+#define PS_WRITE 1
+#define PS_RESET 2
+#define WRITE_PATCH 8
+#define ENABLE_PATCH 11
+
+#define HCI_PS_CMD_HDR_LEN 7
+
+#define PS_RESET_PARAM_LEN 6
+#define HCI_MAX_CMD_SIZE 260
+#define PS_RESET_CMD_LEN (HCI_PS_CMD_HDR_LEN + PS_RESET_PARAM_LEN)
+
+#define PS_ID_MASK 0xFF
+
+/* Sends PS commands using vendor specficic HCI commands */
+static int write_ps_cmd(int fd, uint8_t opcode, uint32_t ps_param)
+{
+ uint8_t cmd[HCI_MAX_CMD_SIZE];
+ int i;
+
+ switch (opcode) {
+ case ENABLE_PATCH:
+ load_hci_ps_hdr(cmd, opcode, 0, 0x00);
+
+ if (write_cmd(fd, cmd, HCI_PS_CMD_HDR_LEN) < 0)
+ return -EILSEQ;
+ break;
+
+ case PS_RESET:
+ load_hci_ps_hdr(cmd, opcode, PS_RESET_PARAM_LEN, 0x00);
+
+ cmd[7] = 0x00;
+ cmd[PS_RESET_CMD_LEN - 2] = ps_param & PS_ID_MASK;
+ cmd[PS_RESET_CMD_LEN - 1] = (ps_param >> 8) & PS_ID_MASK;
+
+ if (write_cmd(fd, cmd, PS_RESET_CMD_LEN) < 0)
+ return -EILSEQ;
+ break;
+
+ case PS_WRITE:
+ for (i = 0; i < ps_param; i++) {
+ load_hci_ps_hdr(cmd, opcode, ps_list[i].len,
+ ps_list[i].id);
+
+ memcpy(&cmd[HCI_PS_CMD_HDR_LEN], ps_list[i].data,
+ ps_list[i].len);
+
+ if (write_cmd(fd, cmd, ps_list[i].len +
+ HCI_PS_CMD_HDR_LEN) < 0)
+ return -EILSEQ;
+ }
+ break;
+ }
+
+ return 0;
+}
+
+#define __is_delim(ch) ((ch) == ':')
+#define MAX_PREAMBLE_LEN 4
+
+/* Parse PS entry preamble of format [X:X] for main type and subtype */
+static int get_ps_type(char *ptr, int index, char *type, char *sub_type)
+{
+ int i;
+ int delim = FALSE;
+
+ if (index > MAX_PREAMBLE_LEN)
+ return -EILSEQ;
+
+ for (i = 1; i < index; i++) {
+ if (__is_delim(ptr[i])) {
+ delim = TRUE;
+ continue;
+ }
+
+ if (isalpha(ptr[i])) {
+ if (delim == FALSE)
+ (*type) = toupper(ptr[i]);
+ else
+ (*sub_type) = toupper(ptr[i]);
+ }
+ }
+
+ return 0;
+}
+
+#define ARRAY 'A'
+#define STRING 'S'
+#define DECIMAL 'D'
+#define BINARY 'B'
+
+#define PS_HEX 0
+#define PS_DEC 1
+
+static int get_input_format(char *buf, struct ps_entry_type *format)
+{
+ char *ptr = NULL;
+ char type = '\0';
+ char sub_type = '\0';
+
+ format->type = PS_HEX;
+ format->array = TRUE;
+
+ if (strstr(buf, "[") != buf)
+ return 0;
+
+ ptr = strstr(buf, "]");
+ if (!ptr)
+ return -EILSEQ;
+
+ if (get_ps_type(buf, ptr - buf, &type, &sub_type) < 0)
+ return -EILSEQ;
+
+ /* Check is data type is of array */
+ if (type == ARRAY || sub_type == ARRAY)
+ format->array = TRUE;
+
+ if (type == STRING || sub_type == STRING)
+ format->array = FALSE;
+
+ if (type == DECIMAL || type == BINARY)
+ format->type = PS_DEC;
+ else
+ format->type = PS_HEX;
+
+ return 0;
+}
+
+#define UNDEFINED 0xFFFF
+
+static unsigned int read_data_in_section(char *buf, struct ps_entry_type type)
+{
+ char *ptr = buf;
+
+ if (!buf)
+ return UNDEFINED;
+
+ if (buf == strstr(buf, "[")) {
+ ptr = strstr(buf, "]");
+ if (!ptr)
+ return UNDEFINED;
+
+ ptr++;
+ }
+
+ if (type.type == PS_HEX && type.array != TRUE)
+ return strtol(ptr, NULL, 16);
+
+ return UNDEFINED;
+}
+
+struct tag_info {
+ unsigned section;
+ unsigned line_count;
+ unsigned char_cnt;
+ unsigned byte_count;
+};
+
+static inline int update_char_count(const char *buf)
+{
+ char *end_ptr;
+
+ if (strstr(buf, "[") == buf) {
+ end_ptr = strstr(buf, "]");
+ if (!end_ptr)
+ return 0;
+ else
+ return (end_ptr - buf) + 1;
+ }
+
+ return 0;
+}
+
+/* Read PS entries as string, convert and add to Hex array */
+static void update_tag_data(struct ps_cfg_entry *tag,
+ struct tag_info *info, const char *ptr)
+{
+ char buf[3];
+
+ buf[2] = '\0';
+
+ strncpy(buf, &ptr[info->char_cnt], 2);
+ tag->data[info->byte_count] = strtol(buf, NULL, 16);
+ info->char_cnt += 3;
+ info->byte_count++;
+
+ strncpy(buf, &ptr[info->char_cnt], 2);
+ tag->data[info->byte_count] = strtol(buf, NULL, 16);
+ info->char_cnt += 3;
+ info->byte_count++;
+}
+
+#define PS_UNDEF 0
+#define PS_ID 1
+#define PS_LEN 2
+#define PS_DATA 3
+
+#define PS_MAX_LEN 500
+#define LINE_SIZE_MAX (PS_MAX_LEN * 2)
+#define ENTRY_PER_LINE 16
+
+#define __check_comment(buf) (((buf)[0] == '/') && ((buf)[1] == '/'))
+#define __skip_space(str) while (*(str) == ' ') ((str)++)
+
+static int ath_parse_ps(FILE *stream)
+{
+ char buf[LINE_SIZE_MAX + 1];
+ char *ptr;
+ uint8_t tag_cnt = 0;
+ int16_t byte_count = 0;
+ struct ps_entry_type format;
+ struct tag_info status = { 0, 0, 0, 0 };
+
+ do {
+ int read_count;
+ struct ps_cfg_entry *tag;
+
+ ptr = fgets(buf, LINE_SIZE_MAX, stream);
+ if (!ptr)
+ break;
+
+ __skip_space(ptr);
+ if (__check_comment(ptr))
+ continue;
+
+ /* Lines with a '#' will be followed by new PS entry */
+ if (ptr == strstr(ptr, "#")) {
+ if (status.section != PS_UNDEF) {
+ return -EILSEQ;
+ } else {
+ status.section = PS_ID;
+ continue;
+ }
+ }
+
+ tag = &ps_list[tag_cnt];
+
+ switch (status.section) {
+ case PS_ID:
+ if (get_input_format(ptr, &format) < 0)
+ return -EILSEQ;
+
+ tag->id = read_data_in_section(ptr, format);
+ status.section = PS_LEN;
+ break;
+
+ case PS_LEN:
+ if (get_input_format(ptr, &format) < 0)
+ return -EILSEQ;
+
+ byte_count = read_data_in_section(ptr, format);
+ if (byte_count > PS_MAX_LEN)
+ return -EILSEQ;
+
+ tag->len = byte_count;
+ tag->data = (uint8_t *)malloc(byte_count);
+
+ status.section = PS_DATA;
+ status.line_count = 0;
+ break;
+
+ case PS_DATA:
+ if (status.line_count == 0)
+ if (get_input_format(ptr, &format) < 0)
+ return -EILSEQ;
+
+ __skip_space(ptr);
+
+ status.char_cnt = update_char_count(ptr);
+
+ read_count = (byte_count > ENTRY_PER_LINE) ?
+ ENTRY_PER_LINE : byte_count;
+
+ if (format.type == PS_HEX && format.array == TRUE) {
+ while (read_count > 0) {
+ update_tag_data(tag, &status, ptr);
+ read_count -= 2;
+ }
+
+ if (byte_count > ENTRY_PER_LINE)
+ byte_count -= ENTRY_PER_LINE;
+ else
+ byte_count = 0;
+ }
+
+ status.line_count++;
+
+ if (byte_count == 0)
+ memset(&status, 0x00, sizeof(struct tag_info));
+
+ if (status.section == PS_UNDEF)
+ tag_cnt++;
+
+ if (tag_cnt == MAX_TAGS)
+ return -EILSEQ;
+ break;
+ }
+ } while (ptr);
+
+ return tag_cnt;
+}
+
+#define MAX_PATCH_CMD 244
+struct patch_entry {
+ int16_t len;
+ uint8_t data[MAX_PATCH_CMD];
+};
+
+static int ps_patch_download(int fd, FILE *stream)
+{
+ char byte[3];
+ char ptr[MAX_PATCH_CMD + 1];
+ int byte_cnt;
+ int patch_count = 0;
+
+ byte[2] = '\0';
+
+ while (fgets(ptr, MAX_PATCH_CMD, stream)) {
+ if (strlen(ptr) <= 1 || !isxdigit(ptr[0]))
+ continue;
+ else
+ break;
+ }
+
+ byte_cnt = strtol(ptr, NULL, 16);
+
+ while (byte_cnt > 0) {
+ int i;
+ uint8_t cmd[HCI_MAX_CMD_SIZE];
+ struct patch_entry patch;
+
+ if (byte_cnt > MAX_PATCH_CMD)
+ patch.len = MAX_PATCH_CMD;
+ else
+ patch.len = byte_cnt;
+
+ for (i = 0; i < patch.len; i++) {
+ if (!fgets(byte, 3, stream))
+ return -1;
+
+ patch.data[i] = strtoul(byte, NULL, 16);
+ }
+
+ load_hci_ps_hdr(cmd, WRITE_PATCH, patch.len, patch_count);
+ memcpy(&cmd[HCI_PS_CMD_HDR_LEN], patch.data, patch.len);
+
+ if (write_cmd(fd, cmd, patch.len + HCI_PS_CMD_HDR_LEN) < 0)
+ return -1;
+
+ patch_count++;
+ byte_cnt = byte_cnt - MAX_PATCH_CMD;
+ }
+
+ if (write_ps_cmd(fd, ENABLE_PATCH, 0) < 0)
+ return -1;
+
+ return patch_count;
+}
+
+#define PS_RAM_SIZE 2048
+
+static int ps_config_download(int fd, int tag_count)
+{
+
+ if (write_ps_cmd(fd, PS_RESET, PS_RAM_SIZE) < 0)
+ return -1;
+
+ if (tag_count > 0)
+ if (write_ps_cmd(fd, PS_WRITE, tag_count) < 0)
+ return -1;
+ return 0;
+}
+
+#define PS_ASIC_FILE "PS_ASIC.pst"
+#define PS_FPGA_FILE "PS_FPGA.pst"
+
+static void get_ps_file_name(int devtype, int rom_version, char *path)
+{
+ char *filename;
+
+ if (devtype == 0xdeadc0de)
+ filename = PS_ASIC_FILE;
+ else
+ filename = PS_FPGA_FILE;
+
+ snprintf(path, MAXPATHLEN, "%s%x/%s", FW_PATH, rom_version, filename);
+}
+
+#define PATCH_FILE "RamPatch.txt"
+#define FPGA_ROM_VERSION 0x99999999
+#define ROM_DEV_TYPE 0xdeadc0de
+
+static void get_patch_file_name(int dev_type, int rom_version,
+ int build_version, char *path)
+{
+
+ if (rom_version == FPGA_ROM_VERSION && dev_type != ROM_DEV_TYPE &&
+ dev_type != 0 && build_version == 1)
+ path[0] = '\0';
+ else
+ snprintf(path, MAXPATHLEN, "%s%x/%s",
+ FW_PATH, rom_version, PATCH_FILE);
+}
+
+#define VERIFY_CRC 9
+#define PS_REGION 1
+#define PATCH_REGION 2
+
+static int get_ar3k_crc(int dev)
+{
+ uint8_t cmd[7];
+ uint8_t *event;
+ int err;
+
+ load_hci_ps_hdr(cmd, VERIFY_CRC, 0, PS_REGION | PATCH_REGION);
+
+ err = send_hci_cmd_sync(dev, cmd, sizeof(cmd), &event);
+ if (err < 0)
+ return err;
+ /* Send error code if CRC check patched */
+ if (read_ps_event(event, HCI_PS_CMD_OCF) >= 0)
+ err = -EILSEQ;
+
+ if (!event)
+ free(event);
+
+ return err;
+}
+
+#define DEV_REGISTER 0x4FFC
+#define GET_DEV_TYPE_OCF 0x05
+
+static int get_device_type(int dev, uint32_t *code)
+{
+ uint8_t cmd[8];
+ uint8_t *event;
+ uint32_t reg;
+ int err;
+ uint8_t *ptr = cmd;
+ hci_command_hdr *ch = (void *)cmd;
+
+ ch->opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF,
+ GET_DEV_TYPE_OCF));
+ ch->plen = 5;
+ ptr += HCI_COMMAND_HDR_SIZE;
+
+ ptr[0] = (uint8_t)DEV_REGISTER;
+ ptr[1] = (uint8_t)DEV_REGISTER >> 8;
+ ptr[2] = (uint8_t)DEV_REGISTER >> 16;
+ ptr[3] = (uint8_t)DEV_REGISTER >> 24;
+ ptr[4] = 0x04;
+
+ err = send_hci_cmd_sync(dev, cmd, sizeof(cmd), &event);
+ if (err < 0)
+ return err;
+
+ err = read_ps_event(event, GET_DEV_TYPE_OCF);
+ if (err < 0)
+ goto cleanup;
+
+ reg = event[10];
+ reg = (reg << 8) | event[9];
+ reg = (reg << 8) | event[8];
+ reg = (reg << 8) | event[7];
+ *code = reg;
+
+cleanup:
+ if (event)
+ free(event);
+
+ return err;
+}
+
+#define GET_VERSION_OCF 0x1E
+
+static int read_ar3k_version(int pConfig, int *rom_version, int *build_version)
+{
+ uint8_t cmd[3];
+ uint8_t *event;
+ int err;
+ int status;
+ hci_command_hdr *ch = (void *)cmd;
+
+ ch->opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF,
+ GET_VERSION_OCF));
+ ch->plen = 0;
+
+ err = send_hci_cmd_sync(pConfig, cmd, sizeof(cmd), &event);
+ if (err < 0)
+ return err;
+
+ err = read_ps_event(event, GET_VERSION_OCF);
+ if (err < 0)
+ goto cleanup;
+
+ status = event[10];
+ status = (status << 8) | event[9];
+ status = (status << 8) | event[8];
+ status = (status << 8) | event[7];
+ *rom_version = status;
+
+ status = event[14];
+ status = (status << 8) | event[13];
+ status = (status << 8) | event[12];
+ status = (status << 8) | event[11];
+ *build_version = status;
+
+cleanup:
+ if (event)
+ free(event);
+
+ return err;
+}
+
+static void convert_bdaddr(char *str_bdaddr, char *bdaddr)
+{
+ char bdbyte[3];
+ char *str_byte = str_bdaddr;
+ int i, j;
+ int colon_present = 0;
+
+ if (strstr(str_bdaddr, ":"))
+ colon_present = 1;
+
+ bdbyte[2] = '\0';
+
+ /* Reverse the BDADDR to LSB first */
+ for (i = 0, j = 5; i < 6; i++, j--) {
+ bdbyte[0] = str_byte[0];
+ bdbyte[1] = str_byte[1];
+ bdaddr[j] = strtol(bdbyte, NULL, 16);
+
+ if (colon_present == 1)
+ str_byte += 3;
+ else
+ str_byte += 2;
+ }
+}
+
+static int write_bdaddr(int pConfig, char *bdaddr)
+{
+ uint8_t *event;
+ int err;
+ uint8_t cmd[13];
+ uint8_t *ptr = cmd;
+ hci_command_hdr *ch = (void *)cmd;
+
+ memset(cmd, 0, sizeof(cmd));
+
+ ch->opcode = htobs(cmd_opcode_pack(HCI_VENDOR_CMD_OGF,
+ HCI_PS_CMD_OCF));
+ ch->plen = 10;
+ ptr += HCI_COMMAND_HDR_SIZE;
+
+ ptr[0] = 0x01;
+ ptr[1] = 0x01;
+ ptr[2] = 0x00;
+ ptr[3] = 0x06;
+
+ convert_bdaddr(bdaddr, (char *)&ptr[4]);
+
+ err = send_hci_cmd_sync(pConfig, cmd, sizeof(cmd), &event);
+ if (err < 0)
+ return err;
+
+ err = read_ps_event(event, HCI_PS_CMD_OCF);
+
+ if (event)
+ free(event);
+
+ return err;
+}
+
+#define HCI_SLEEP_CMD_OCF 0x04
+
+int ath_configure_sleep(int fd, int sleep_stat)
+{
+ int dev_id, dd;
+ struct timespec tm = { 0, 50000 };
+
+ dev_id = ioctl(fd, HCIUARTGETDEVICE, 0);
+ if (dev_id < 0) {
+ perror("cannot get device id");
+ return dev_id;
+ }
+
+ dd = hci_open_dev(dev_id);
+ if (dd < 0) {
+ perror("HCI device open failed");
+ return dd;
+ }
+
+ sleep(2);
+
+ /* send vendor specific command with Sleep feature Enabled */
+ if (hci_send_cmd(dd, OGF_VENDOR_CMD, HCI_SLEEP_CMD_OCF,
+ 1, &sleep_stat) < 0)
+ perror("Power management Disabled");
+
+ nanosleep(&tm, NULL);
+ hci_close_dev(dd);
+
+ return 0;
+}
+
+#define BDADDR_FILE "ar3kbdaddr.pst"
+
+static void write_bdaddr_from_file(int rom_version, int fd)
+{
+ FILE *stream;
+ char bdaddr[PATH_MAX];
+ char bdaddr_file[PATH_MAX];
+
+ snprintf(bdaddr_file, MAXPATHLEN, "%s%x/%s",
+ FW_PATH, rom_version, BDADDR_FILE);
+
+ stream = fopen(bdaddr_file, "r");
+ if (!stream)
+ return;
+
+ if (fgets(bdaddr, PATH_MAX - 1, stream))
+ write_bdaddr(fd, bdaddr);
+
+ fclose(stream);
+}
+
+int ath_ps_download(int fd)
+{
+ int err = 0;
+ int tag_count;
+ int patch_count = 0;
+ int rom_version = 0;
+ int build_version = 0;
+ uint32_t dev_type = 0;
+ char patch_file[PATH_MAX];
+ char ps_file[PATH_MAX];
+ FILE *stream;
+
+ /*
+ * Verfiy firmware version. depending on it select the PS
+ * config file to download.
+ */
+ if (get_device_type(fd, &dev_type) < 0) {
+ err = -EILSEQ;
+ goto download_cmplete;
+ }
+
+ if (read_ar3k_version(fd, &rom_version, &build_version) < 0) {
+ err = -EILSEQ;
+ goto download_cmplete;
+ }
+
+ /* Do not download configuration if CRC passes */
+ if (get_ar3k_crc(fd) < 0) {
+ err = 0;
+ goto download_cmplete;
+ }
+
+ get_ps_file_name(dev_type, rom_version, ps_file);
+ get_patch_file_name(dev_type, rom_version, build_version, patch_file);
+
+ stream = fopen(ps_file, "r");
+ if (!stream) {
+ perror("firmware file open error\n");
+ err = -EILSEQ;
+ goto download_cmplete;
+ }
+ tag_count = ath_parse_ps(stream);
+
+ fclose(stream);
+
+ if (tag_count < 0) {
+ err = -EILSEQ;
+ goto download_cmplete;
+ }
+
+ /*
+ * It is not necessary that Patch file be available,
+ * continue with PS Operations if patch file is not available.
+ */
+ if (patch_file[0] == '\0')
+ err = 0;
+
+ stream = fopen(patch_file, "r");
+ if (!stream)
+ err = 0;
+ else {
+ patch_count = ps_patch_download(fd, stream);
+ fclose(stream);
+
+ if (patch_count < 0) {
+ err = -EILSEQ;
+ goto download_cmplete;
+ }
+ }
+
+ err = ps_config_download(fd, tag_count);
+
+download_cmplete:
+ if (!err)
+ write_bdaddr_from_file(rom_version, fd);
+
+ return err;
+}
--
1.7.0.4
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