diff options
| -rw-r--r-- | tools/hciattach_ath3k.c | 52 |
1 files changed, 50 insertions, 2 deletions
diff --git a/tools/hciattach_ath3k.c b/tools/hciattach_ath3k.c index 5589254b..b891506a 100644 --- a/tools/hciattach_ath3k.c +++ b/tools/hciattach_ath3k.c @@ -461,20 +461,68 @@ struct patch_entry { uint8_t data[MAX_PATCH_CMD]; }; +#define SET_PATCH_RAM_ID 0x0D +#define SET_PATCH_RAM_CMD_SIZE 11 +#define ADDRESS_LEN 4 +static int set_patch_ram(int dev, char *patch_loc, int len) +{ + int err; + uint8_t cmd[20]; + int i, j; + char loc_byte[3]; + uint8_t *event; + uint8_t *loc_ptr = &cmd[7]; + + if (!patch_loc) + return -1; + + loc_byte[2] = '\0'; + + load_hci_ps_hdr(cmd, SET_PATCH_RAM_ID, ADDRESS_LEN, 0); + + for (i = 0, j = 3; i < 4; i++, j--) { + loc_byte[0] = patch_loc[0]; + loc_byte[1] = patch_loc[1]; + loc_ptr[j] = strtol(loc_byte, NULL, 16); + patch_loc += 2; + } + + err = send_hci_cmd_sync(dev, cmd, SET_PATCH_RAM_CMD_SIZE, &event); + if (err < 0) + return err; + + err = read_ps_event(event, HCI_PS_CMD_OCF); + + if (event) + free(event); + + return err; +} + +#define PATCH_LOC_KEY "DA:" +#define PATCH_LOC_STRING_LEN 8 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; + char patch_loc[PATCH_LOC_STRING_LEN + 1]; byte[2] = '\0'; while (fgets(ptr, MAX_PATCH_CMD, stream)) { - if (strlen(ptr) <= 1 || !isxdigit(ptr[0])) + if (strlen(ptr) <= 1) continue; - else + else if (strstr(ptr, PATCH_LOC_KEY) == ptr) { + strncpy(patch_loc, &ptr[sizeof(PATCH_LOC_KEY) - 1], + PATCH_LOC_STRING_LEN); + if (set_patch_ram(fd, patch_loc, sizeof(patch_loc)) < 0) + return -1; + } else if (isxdigit(ptr[0])) break; + else + return -1; } byte_cnt = strtol(ptr, NULL, 16); |