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author | Amaury Pouly <amaury.pouly@gmail.com> | 2016-02-07 21:50:28 +0000 |
---|---|---|
committer | Amaury Pouly <amaury.pouly@gmail.com> | 2016-04-08 18:52:36 +0100 |
commit | 4934bd6f24f97923f2dacd5afa022055a4b52a6e (patch) | |
tree | c285f8b47a55c82e896751473dd6d1bb744d30c3 | |
parent | 5ac0166388ac9a493491a30fbc3570f23950dc51 (diff) | |
download | rockbox-4934bd6.tar.gz rockbox-4934bd6.zip |
hwstub: remove the old library
Change-Id: I94d0f67cfd0d636407cd9cf3afbe0db4064de28e
-rw-r--r-- | utils/hwstub/include/hwstub.h | 70 | ||||
-rw-r--r-- | utils/hwstub/lib/Makefile | 13 | ||||
-rw-r--r-- | utils/hwstub/lib/hwstub.c | 255 |
3 files changed, 3 insertions, 335 deletions
diff --git a/utils/hwstub/include/hwstub.h b/utils/hwstub/include/hwstub.h deleted file mode 100644 index 4d12de8eda..0000000000 --- a/utils/hwstub/include/hwstub.h +++ /dev/null @@ -1,70 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * Open \______ \ ____ ____ | | _\_ |__ _______ ___ - * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / - * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < - * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ - * \/ \/ \/ \/ \/ - * $Id$ - * - * Copyright (C) 2012 by Amaury Pouly - * - * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ****************************************************************************/ -#ifndef __HWSTUB__ -#define __HWSTUB__ - -#include <libusb.h> -#include "hwstub_protocol.h" - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * - * Low-Level interface - * - */ - -struct hwstub_device_t; - -/* Returns hwstub interface, or -1 if none was found */ -int hwstub_probe(libusb_device *dev); -/* Helper function which returns a list of all hwstub devices found. The caller - * must unref all of them when done, possibly using libusb_free_device_list(). - * Return number of devices or <0 on error */ -ssize_t hwstub_get_device_list(libusb_context *ctx, libusb_device ***list); -/* Returns NULL on error */ -struct hwstub_device_t *hwstub_open(libusb_device_handle *handle); -/* Returns 0 on success. Does *NOT* close the usb handle */ -int hwstub_release(struct hwstub_device_t *dev); - -/* Returns number of bytes filled */ -int hwstub_get_desc(struct hwstub_device_t *dev, uint16_t desc, void *info, size_t sz); -/* Returns number of bytes filled */ -int hwstub_get_log(struct hwstub_device_t *dev, void *buf, size_t sz); -/* Returns number of bytes written/read or <0 on error */ -int hwstub_read(struct hwstub_device_t *dev, uint32_t addr, void *buf, size_t sz); -int hwstub_read_atomic(struct hwstub_device_t *dev, uint32_t addr, void *buf, size_t sz); -int hwstub_write(struct hwstub_device_t *dev, uint32_t addr, const void *buf, size_t sz); -int hwstub_write_atomic(struct hwstub_device_t *dev, uint32_t addr, const void *buf, size_t sz); -int hwstub_rw_mem(struct hwstub_device_t *dev, int read, uint32_t addr, void *buf, size_t sz); -int hwstub_rw_mem_atomic(struct hwstub_device_t *dev, int read, uint32_t addr, void *buf, size_t sz); -/* Returns <0 on error */ -int hwstub_exec(struct hwstub_device_t *dev, uint32_t addr, uint16_t flags); -int hwstub_call(struct hwstub_device_t *dev, uint32_t addr); -int hwstub_jump(struct hwstub_device_t *dev, uint32_t addr); - -#ifdef __cplusplus -} // extern "C" -#endif - -#endif /* __HWSTUB__ */
\ No newline at end of file diff --git a/utils/hwstub/lib/Makefile b/utils/hwstub/lib/Makefile index 92dd358ce3..1cc61d6d20 100644 --- a/utils/hwstub/lib/Makefile +++ b/utils/hwstub/lib/Makefile @@ -1,19 +1,14 @@ AR=ar INCLUDE=../include -CFLAGS=-W -Wall -O2 `pkg-config --cflags libusb-1.0` -std=c99 -g -fPIC -D_XOPEN_SOURCE=700 -I$(INCLUDE) CXXFLAGS=-W -Wall -O2 `pkg-config --cflags libusb-1.0` -std=c++11 -g -fPIC -D_XOPEN_SOURCE=700 -I$(INCLUDE) LDFLAGS=`pkg-config --libs libusb-1.0` -fPIC -lpthread LIB=libhwstub.a -SRC=$(wildcard *.c) -SRCXX=$(wildcard *.cpp) -OBJ=$(SRCXX:.cpp=.oxx) $(SRCXX:.cpp=.o) +SRC=$(wildcard *.cpp) +OBJ=$(SRC:.cpp=.o) all: $(LIB) -%.o: %.c - $(CC) $(CFLAGS) -c -o $@ $< - -%.oxx: %.cpp +%.o: %.cpp $(CXX) $(CXXFLAGS) -c -o $@ $< $(LIB): $(OBJ) @@ -21,5 +16,3 @@ $(LIB): $(OBJ) clean: rm -rf $(OBJ) $(LIB) - - diff --git a/utils/hwstub/lib/hwstub.c b/utils/hwstub/lib/hwstub.c deleted file mode 100644 index d3908585da..0000000000 --- a/utils/hwstub/lib/hwstub.c +++ /dev/null @@ -1,255 +0,0 @@ -/*************************************************************************** - * __________ __ ___. - * Open \______ \ ____ ____ | | _\_ |__ _______ ___ - * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / - * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < - * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ - * \/ \/ \/ \/ \/ - * $Id$ - * - * Copyright (C) 2012 by Amaury Pouly - * - * 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 software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY - * KIND, either express or implied. - * - ****************************************************************************/ -#include "hwstub.h" -#include <string.h> -#include <stdlib.h> - -#ifndef MIN -#define MIN(a,b) ((a) <= (b) ? (a) : (b)) -#endif - -struct hwstub_device_t -{ - libusb_device_handle *handle; - int intf; - unsigned buf_sz; - uint16_t id; - uint8_t minor_ver; -}; - -int hwstub_probe(libusb_device *dev) -{ - struct libusb_config_descriptor *config = NULL; - int ret = -1; - if(libusb_get_config_descriptor(dev, 0, &config) != 0) - goto Lend; - /* search hwstub interface */ - for(unsigned i = 0; i < config->bNumInterfaces; i++) - { - /* hwstub interface has only one setting */ - if(config->interface[i].num_altsetting != 1) - continue; - const struct libusb_interface_descriptor *intf = &config->interface[i].altsetting[0]; - /* check class/subclass/protocol */ - if(intf->bInterfaceClass != HWSTUB_CLASS || - intf->bInterfaceSubClass != HWSTUB_SUBCLASS || - intf->bInterfaceProtocol != HWSTUB_PROTOCOL) - continue; - /* found ! */ - ret = i; - break; - } -Lend: - if(config) - libusb_free_config_descriptor(config); - return ret; -} - -ssize_t hwstub_get_device_list(libusb_context *ctx, libusb_device ***list) -{ - libusb_device **great_list; - ssize_t great_cnt = libusb_get_device_list(ctx, &great_list); - if(great_cnt < 0) - return great_cnt; - /* allocate a list (size at least one NULL entry at the end) */ - libusb_device **mylist = malloc(sizeof(libusb_device *) * (great_cnt + 1)); - memset(mylist, 0, sizeof(libusb_device *) * (great_cnt + 1)); - /* list hwstub devices */ - ssize_t cnt = 0; - for(int i = 0; i < great_cnt; i++) - if(hwstub_probe(great_list[i]) >= 0) - { - libusb_ref_device(great_list[i]); - mylist[cnt++] = great_list[i]; - } - /* free old list */ - libusb_free_device_list(great_list, 1); - /* return */ - *list = mylist; - return cnt; -} - -struct hwstub_device_t *hwstub_open(libusb_device_handle *handle) -{ - struct hwstub_device_t *dev = malloc(sizeof(struct hwstub_device_t)); - memset(dev, 0, sizeof(struct hwstub_device_t)); - dev->handle = handle; - dev->intf = -1; - dev->buf_sz = 1024; /* default size */ - libusb_device *mydev = libusb_get_device(dev->handle); - dev->intf = hwstub_probe(mydev); - if(dev->intf == -1) - goto Lerr; - /* try to get version */ - struct hwstub_version_desc_t m_hwdev_ver; - int sz = hwstub_get_desc(dev, HWSTUB_DT_VERSION, &m_hwdev_ver, sizeof(m_hwdev_ver)); - if(sz != sizeof(m_hwdev_ver)) - goto Lerr; - /* major version must match, minor version is taken to be the minimum between - * what library and device support */ - if(m_hwdev_ver.bMajor != HWSTUB_VERSION_MAJOR) - goto Lerr; - dev->minor_ver = MIN(m_hwdev_ver.bMinor, HWSTUB_VERSION_MINOR); - /* try to get actual buffer size */ - struct hwstub_layout_desc_t layout; - sz = hwstub_get_desc(dev, HWSTUB_DT_LAYOUT, &layout, sizeof(layout)); - if(sz == (int)sizeof(layout)) - dev->buf_sz = layout.dBufferSize; - return dev; - -Lerr: - free(dev); - return NULL; -} - -int hwstub_release(struct hwstub_device_t *dev) -{ - free(dev); - return 0; -} - -int hwstub_get_desc(struct hwstub_device_t *dev, uint16_t desc, void *info, size_t sz) -{ - return libusb_control_transfer(dev->handle, - LIBUSB_REQUEST_TYPE_STANDARD | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_IN, - LIBUSB_REQUEST_GET_DESCRIPTOR, desc << 8, dev->intf, info, sz, 1000); -} - -int hwstub_get_log(struct hwstub_device_t *dev, void *buf, size_t sz) -{ - return libusb_control_transfer(dev->handle, - LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_IN, - HWSTUB_GET_LOG, 0, dev->intf, buf, sz, 1000); -} - -static int _hwstub_read(struct hwstub_device_t *dev, uint8_t breq, uint32_t addr, - void *buf, size_t sz) -{ - struct hwstub_read_req_t read; - read.dAddress = addr; - int size = libusb_control_transfer(dev->handle, - LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_OUT, - HWSTUB_READ, dev->id, dev->intf, (void *)&read, sizeof(read), 1000); - if(size != (int)sizeof(read)) - return -1; - return libusb_control_transfer(dev->handle, - LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_IN, - breq, dev->id++, dev->intf, buf, sz, 1000); -} - -static int _hwstub_write(struct hwstub_device_t *dev, uint8_t breq, uint32_t addr, - const void *buf, size_t sz) -{ - size_t hdr_sz = sizeof(struct hwstub_write_req_t); - struct hwstub_write_req_t *req = malloc(sz + hdr_sz); - req->dAddress = addr; - memcpy(req + 1, buf, sz); - int size = libusb_control_transfer(dev->handle, - LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_OUT, - breq, dev->id++, dev->intf, (void *)req, sz + hdr_sz, 1000); - free(req); - return size - hdr_sz; -} - -int hwstub_read_atomic(struct hwstub_device_t *dev, uint32_t addr, void *buf, size_t sz) -{ - /* reject any read greater than the buffer, it makes no sense anyway */ - if(sz > dev->buf_sz) - return -1; - return _hwstub_read(dev, HWSTUB_READ2_ATOMIC, addr, buf, sz); -} - -int hwstub_write_atomic(struct hwstub_device_t *dev, uint32_t addr, const void *buf, size_t sz) -{ - /* reject any write greater than the buffer, it makes no sense anyway */ - if(sz + sizeof(struct hwstub_write_req_t) > dev->buf_sz) - return -1; - return _hwstub_write(dev, HWSTUB_WRITE_ATOMIC, addr, buf, sz); -} - -/* Intermediate function which make sure we don't overflow the device buffer */ -int hwstub_read(struct hwstub_device_t *dev, uint32_t addr, void *buf, size_t sz) -{ - int cnt = 0; - while(sz > 0) - { - int xfer = _hwstub_read(dev, HWSTUB_READ2, addr, buf, MIN(sz, dev->buf_sz)); - if(xfer < 0) - return xfer; - sz -= xfer; - buf += xfer; - addr += xfer; - cnt += xfer; - } - return cnt; -} - -/* Intermediate function which make sure we don't overflow the device buffer */ -int hwstub_write(struct hwstub_device_t *dev, uint32_t addr, const void *buf, size_t sz) -{ - int cnt = 0; - while(sz > 0) - { - int xfer = _hwstub_write(dev, HWSTUB_WRITE, addr, buf, - MIN(sz, dev->buf_sz - sizeof(struct hwstub_write_req_t))); - if(xfer < 0) - return xfer; - sz -= xfer; - buf += xfer; - addr += xfer; - cnt += xfer; - } - return cnt; -} - -int hwstub_rw_mem(struct hwstub_device_t *dev, int read, uint32_t addr, void *buf, size_t sz) -{ - return read ? hwstub_read(dev, addr, buf, sz) : hwstub_write(dev, addr, buf, sz); -} - -int hwstub_rw_mem_atomic(struct hwstub_device_t *dev, int read, uint32_t addr, void *buf, size_t sz) -{ - return read ? hwstub_read_atomic(dev, addr, buf, sz) : - hwstub_write_atomic(dev, addr, buf, sz); -} - -int hwstub_exec(struct hwstub_device_t *dev, uint32_t addr, uint16_t flags) -{ - struct hwstub_exec_req_t exec; - exec.dAddress = addr; - exec.bmFlags = flags; - int size = libusb_control_transfer(dev->handle, - LIBUSB_REQUEST_TYPE_CLASS | LIBUSB_RECIPIENT_INTERFACE | LIBUSB_ENDPOINT_OUT, - HWSTUB_EXEC, dev->id, dev->intf, (void *)&exec, sizeof(exec), 1000); - if(size != (int)sizeof(exec)) - return -1; - return 0; -} - -int hwstub_call(struct hwstub_device_t *dev, uint32_t addr) -{ - return hwstub_exec(dev, addr, HWSTUB_EXEC_CALL); -} - -int hwstub_jump(struct hwstub_device_t *dev, uint32_t addr) -{ - return hwstub_exec(dev, addr, HWSTUB_EXEC_JUMP); -} |