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author | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-29 02:26:34 -0700 |
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committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-29 02:26:34 -0700 |
commit | 577e75ab5a81ad67df8efb0520307dfb21d7a632 (patch) | |
tree | dec8120fb18d3d20644ea4f96a4b3b76ce77fd41 /src | |
parent | 1ab6eb2fb87c0bff617e4abd100fc8d62817106c (diff) | |
parent | 3a4da7c5fa827970a86777ee6f4dc201246f0d0d (diff) | |
download | px4-firmware-577e75ab5a81ad67df8efb0520307dfb21d7a632.tar.gz px4-firmware-577e75ab5a81ad67df8efb0520307dfb21d7a632.tar.bz2 px4-firmware-577e75ab5a81ad67df8efb0520307dfb21d7a632.zip |
Merge pull request #1232 from jean-m-cyr/master
Improve update performance and clean compiler warnings in px4io driver
Diffstat (limited to 'src')
-rw-r--r-- | src/drivers/px4io/px4io_serial.cpp | 8 | ||||
-rw-r--r-- | src/drivers/px4io/px4io_uploader.cpp | 29 | ||||
-rw-r--r-- | src/drivers/px4io/uploader.h | 8 |
3 files changed, 26 insertions, 19 deletions
diff --git a/src/drivers/px4io/px4io_serial.cpp b/src/drivers/px4io/px4io_serial.cpp index c39494fb0..d227e15d5 100644 --- a/src/drivers/px4io/px4io_serial.cpp +++ b/src/drivers/px4io/px4io_serial.cpp @@ -157,6 +157,10 @@ private: perf_counter_t _pc_idle; perf_counter_t _pc_badidle; + /* do not allow top copying this class */ + PX4IO_serial(PX4IO_serial &); + PX4IO_serial& operator = (const PX4IO_serial &); + }; IOPacket PX4IO_serial::_dma_buffer; @@ -173,7 +177,9 @@ PX4IO_serial::PX4IO_serial() : _tx_dma(nullptr), _rx_dma(nullptr), _rx_dma_status(_dma_status_inactive), - _pc_txns(perf_alloc(PC_ELAPSED, "io_txns ")), + _bus_semaphore(SEM_INITIALIZER(0)), + _completion_semaphore(SEM_INITIALIZER(0)), + _pc_txns(perf_alloc(PC_ELAPSED, "io_txns ")), _pc_dmasetup(perf_alloc(PC_ELAPSED, "io_dmasetup ")), _pc_retries(perf_alloc(PC_COUNT, "io_retries ")), _pc_timeouts(perf_alloc(PC_COUNT, "io_timeouts ")), diff --git a/src/drivers/px4io/px4io_uploader.cpp b/src/drivers/px4io/px4io_uploader.cpp index bf6893a7e..fb16f891f 100644 --- a/src/drivers/px4io/px4io_uploader.cpp +++ b/src/drivers/px4io/px4io_uploader.cpp @@ -65,7 +65,8 @@ PX4IO_Uploader::PX4IO_Uploader() : _io_fd(-1), - _fw_fd(-1) + _fw_fd(-1), + bl_rev(0) { } @@ -245,7 +246,7 @@ PX4IO_Uploader::upload(const char *filenames[]) } int -PX4IO_Uploader::recv(uint8_t &c, unsigned timeout) +PX4IO_Uploader::recv_byte_with_timeout(uint8_t *c, unsigned timeout) { struct pollfd fds[1]; @@ -262,19 +263,19 @@ PX4IO_Uploader::recv(uint8_t &c, unsigned timeout) return -ETIMEDOUT; } - read(_io_fd, &c, 1); + read(_io_fd, c, 1); #ifdef UDEBUG - log("recv 0x%02x", c); + log("recv_bytes 0x%02x", c); #endif return OK; } int -PX4IO_Uploader::recv(uint8_t *p, unsigned count) +PX4IO_Uploader::recv_bytes(uint8_t *p, unsigned count) { - int ret; + int ret = OK; while (count--) { - ret = recv(*p++, 5000); + ret = recv_byte_with_timeout(p++, 5000); if (ret != OK) break; @@ -289,10 +290,10 @@ PX4IO_Uploader::drain() int ret; do { - // the small recv timeout here is to allow for fast + // the small recv_bytes timeout here is to allow for fast // drain when rebooting the io board for a forced // update of the fw without using the safety switch - ret = recv(c, 40); + ret = recv_byte_with_timeout(&c, 40); #ifdef UDEBUG if (ret == OK) { @@ -331,12 +332,12 @@ PX4IO_Uploader::get_sync(unsigned timeout) uint8_t c[2]; int ret; - ret = recv(c[0], timeout); + ret = recv_byte_with_timeout(c, timeout); if (ret != OK) return ret; - ret = recv(c[1], timeout); + ret = recv_byte_with_timeout(c + 1, timeout); if (ret != OK) return ret; @@ -372,7 +373,7 @@ PX4IO_Uploader::get_info(int param, uint32_t &val) send(param); send(PROTO_EOC); - ret = recv((uint8_t *)&val, sizeof(val)); + ret = recv_bytes((uint8_t *)&val, sizeof(val)); if (ret != OK) return ret; @@ -513,7 +514,7 @@ PX4IO_Uploader::verify_rev2(size_t fw_size) for (ssize_t i = 0; i < count; i++) { uint8_t c; - ret = recv(c, 5000); + ret = recv_byte_with_timeout(&c, 5000); if (ret != OK) { log("%d: got %d waiting for bytes", sent + i, ret); @@ -600,7 +601,7 @@ PX4IO_Uploader::verify_rev3(size_t fw_size_local) send(PROTO_GET_CRC); send(PROTO_EOC); - ret = recv((uint8_t*)(&crc), sizeof(crc)); + ret = recv_bytes((uint8_t*)(&crc), sizeof(crc)); if (ret != OK) { log("did not receive CRC checksum"); diff --git a/src/drivers/px4io/uploader.h b/src/drivers/px4io/uploader.h index 3e2142cf2..e17523413 100644 --- a/src/drivers/px4io/uploader.h +++ b/src/drivers/px4io/uploader.h @@ -74,19 +74,19 @@ private: INFO_BOARD_REV = 3, /**< board revision */ INFO_FLASH_SIZE = 4, /**< max firmware size in bytes */ - PROG_MULTI_MAX = 60, /**< protocol max is 255, must be multiple of 4 */ + PROG_MULTI_MAX = 248, /**< protocol max is 255, must be multiple of 4 */ }; int _io_fd; int _fw_fd; - uint32_t bl_rev; /**< bootloader revision */ + uint32_t bl_rev; /**< bootloader revision */ void log(const char *fmt, ...); - int recv(uint8_t &c, unsigned timeout); - int recv(uint8_t *p, unsigned count); + int recv_byte_with_timeout(uint8_t *c, unsigned timeout); + int recv_bytes(uint8_t *p, unsigned count); void drain(); int send(uint8_t c); int send(uint8_t *p, unsigned count); |