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if_rtwn.c
(48.91 KB)
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if_rtwn_beacon.c
(6.32 KB)
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if_rtwn_beacon.h
(1.15 KB)
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if_rtwn_calib.c
(3.33 KB)
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if_rtwn_calib.h
(921 B)
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if_rtwn_cam.c
(8.8 KB)
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if_rtwn_cam.h
(1.27 KB)
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if_rtwn_debug.h
(2.37 KB)
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if_rtwn_efuse.c
(5.82 KB)
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if_rtwn_efuse.h
(996 B)
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if_rtwn_fw.c
(5.45 KB)
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if_rtwn_fw.h
(1.58 KB)
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if_rtwn_nop.h
(1.61 KB)
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if_rtwn_ridx.h
(2.74 KB)
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if_rtwn_rx.c
(12.09 KB)
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if_rtwn_rx.h
(1.57 KB)
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if_rtwn_task.c
(2.86 KB)
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if_rtwn_task.h
(1.04 KB)
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if_rtwn_tx.c
(8.2 KB)
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if_rtwn_tx.h
(1.2 KB)
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if_rtwnreg.h
(4.15 KB)
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if_rtwnvar.h
(18.73 KB)
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pci
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rtl8188e
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rtl8192c
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rtl8192e
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rtl8812a
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rtl8821a
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usb
Editing: if_rtwn_fw.c
/* $OpenBSD: if_urtwn.c,v 1.16 2011/02/10 17:26:40 jakemsr Exp $ */ /*- * Copyright (c) 2010 Damien Bergamini <damien.bergamini@free.fr> * Copyright (c) 2014 Kevin Lo <kevlo@FreeBSD.org> * Copyright (c) 2015-2016 Andriy Voskoboinyk <avos@FreeBSD.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include "opt_wlan.h" #include <sys/param.h> #include <sys/lock.h> #include <sys/mutex.h> #include <sys/mbuf.h> #include <sys/kernel.h> #include <sys/socket.h> #include <sys/systm.h> #include <sys/malloc.h> #include <sys/queue.h> #include <sys/taskqueue.h> #include <sys/bus.h> #include <sys/endian.h> #include <sys/linker.h> #include <sys/firmware.h> #include <net/if.h> #include <net/ethernet.h> #include <net/if_media.h> #include <net80211/ieee80211_var.h> #include <net80211/ieee80211_radiotap.h> #include <dev/rtwn/if_rtwnreg.h> #include <dev/rtwn/if_rtwnvar.h> #include <dev/rtwn/if_rtwn_debug.h> #include <dev/rtwn/if_rtwn_fw.h> #include <dev/rtwn/rtl8192c/r92c_reg.h> #ifndef RTWN_WITHOUT_UCODE static int rtwn_fw_loadpage(struct rtwn_softc *sc, int page, const uint8_t *buf, int len) { uint32_t reg; uint16_t off; int mlen, error; reg = rtwn_read_4(sc, R92C_MCUFWDL); reg = RW(reg, R92C_MCUFWDL_PAGE, page); rtwn_write_4(sc, R92C_MCUFWDL, reg); error = 0; off = R92C_FW_START_ADDR; while (len > 0) { if (len > R92C_FW_MAX_BLOCK_SIZE) mlen = R92C_FW_MAX_BLOCK_SIZE; else if (len > 4) mlen = 4; else mlen = 1; error = rtwn_fw_write_block(sc, buf, off, mlen); if (error != 0) break; off += mlen; buf += mlen; len -= mlen; } if (error != 0) { RTWN_DPRINTF(sc, RTWN_DEBUG_FIRMWARE, "%s: could not load firmware page %d (offset %u)\n", __func__, page, off); } return (error); } static int rtwn_fw_checksum_report(struct rtwn_softc *sc) { int ntries; for (ntries = 0; ntries < 25; ntries++) { if (rtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_CHKSUM_RPT) break; rtwn_delay(sc, 10000); } if (ntries == 25) { RTWN_DPRINTF(sc, RTWN_DEBUG_FIRMWARE, "timeout waiting for checksum report\n"); return (ETIMEDOUT); } return (0); } int rtwn_load_firmware(struct rtwn_softc *sc) { const struct firmware *fw; const struct r92c_fw_hdr *hdr; const u_char *ptr; size_t len; int ntries, error; /* Read firmware image from the filesystem. */ RTWN_UNLOCK(sc); fw = firmware_get(sc->fwname); RTWN_LOCK(sc); if (fw == NULL) { device_printf(sc->sc_dev, "failed loadfirmware of file %s\n", sc->fwname); return (ENOENT); } len = fw->datasize; if (len < sizeof(*hdr) || len > sc->fwsize_limit) { device_printf(sc->sc_dev, "wrong firmware size (%zu)\n", len); error = EINVAL; goto fail; } ptr = fw->data; hdr = (const struct r92c_fw_hdr *)ptr; /* Check if there is a valid FW header and skip it. */ if ((le16toh(hdr->signature) >> 4) == sc->fwsig) { sc->fwver = le16toh(hdr->version); RTWN_DPRINTF(sc, RTWN_DEBUG_FIRMWARE, "FW V%u.%u %02u-%02u %02u:%02u\n", le16toh(hdr->version), le16toh(hdr->subversion), hdr->month, hdr->date, hdr->hour, hdr->minute); ptr += sizeof(*hdr); len -= sizeof(*hdr); } if (rtwn_read_1(sc, R92C_MCUFWDL) & R92C_MCUFWDL_RAM_DL_SEL) { rtwn_write_1(sc, R92C_MCUFWDL, 0); rtwn_fw_reset(sc, RTWN_FW_RESET_DOWNLOAD); } /* Enable firmware download. */ rtwn_fw_download_enable(sc, 1); error = 0; /* compiler warning */ for (ntries = 0; ntries < 3; ntries++) { const u_char *curr_ptr = ptr; const int maxpages = len / R92C_FW_PAGE_SIZE; int page; /* Reset the FWDL checksum. */ rtwn_setbits_1(sc, R92C_MCUFWDL, 0, R92C_MCUFWDL_CHKSUM_RPT); for (page = 0; page < maxpages; page++) { error = rtwn_fw_loadpage(sc, page, curr_ptr, R92C_FW_PAGE_SIZE); if (error != 0) break; curr_ptr += R92C_FW_PAGE_SIZE; } if (page != maxpages) continue; if (len % R92C_FW_PAGE_SIZE != 0) { error = rtwn_fw_loadpage(sc, page, curr_ptr, len % R92C_FW_PAGE_SIZE); if (error != 0) continue; } /* Wait for checksum report. */ error = rtwn_fw_checksum_report(sc); if (error == 0) break; } if (ntries == 3) { device_printf(sc->sc_dev, "%s: failed to upload firmware %s (error %d)\n", __func__, sc->fwname, error); goto fail; } /* Disable firmware download. */ rtwn_fw_download_enable(sc, 0); rtwn_setbits_4(sc, R92C_MCUFWDL, R92C_MCUFWDL_WINTINI_RDY, R92C_MCUFWDL_RDY); rtwn_fw_reset(sc, RTWN_FW_RESET_CHECKSUM); /* Wait for firmware readiness. */ for (ntries = 0; ntries < 20; ntries++) { if (rtwn_read_4(sc, R92C_MCUFWDL) & R92C_MCUFWDL_WINTINI_RDY) break; rtwn_delay(sc, 10000); } if (ntries == 20) { device_printf(sc->sc_dev, "timeout waiting for firmware readiness\n"); error = ETIMEDOUT; goto fail; } fail: firmware_put(fw, FIRMWARE_UNLOAD); return (error); } #endif
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