Branch: master

c2d84048 2014-12-27 07:47:08 Timothy Pearson
Use libbbbgpmc library instead of static code in fpga and logica analyzer servers
M servers/fpga_server_lin/debian/control
M servers/fpga_server_lin/src/Makefile.am
M servers/logic_analyzer_server_lin/debian/control
M servers/logic_analyzer_server_lin/src/Makefile.am
R servers/fpga_server_lin/src/bbb-gpmc-init.cpp
R servers/fpga_server_lin/src/bbb-gpmc-init.h
R servers/logic_analyzer_server_lin/src/bbb-gpmc-init.cpp
R servers/logic_analyzer_server_lin/src/bbb-gpmc-init.h
diff --git a/servers/fpga_server_lin/debian/control b/servers/fpga_server_lin/debian/control
index 0dfd27f..f20cbad 100644
--- a/servers/fpga_server_lin/debian/control
+++ b/servers/fpga_server_lin/debian/control
@@ -2,7 +2,7 @@
 Section: tde
 Priority: optional
 Maintainer: Timothy Pearson <kb9vqf@...>
-Build-Depends: debhelper (>= 5), cdbs, tdelibs14-trinity-dev, libldap2-dev, libtdekrb-trinity-dev, libtqtrla-dev, automake, autoconf, libtool, libltdl-dev
+Build-Depends: debhelper (>= 5), cdbs, tdelibs14-trinity-dev, libldap2-dev, libtdekrb-trinity-dev, libtqtrla-dev, libbbbgpmc-dev, automake, autoconf, libtool, libltdl-dev
 Standards-Version: 3.8.4
 
 Package: ulab-fpgaserver
diff --git a/servers/fpga_server_lin/src/Makefile.am b/servers/fpga_server_lin/src/Makefile.am
index 0cf3322..75a16d1 100644
--- a/servers/fpga_server_lin/src/Makefile.am
+++ b/servers/fpga_server_lin/src/Makefile.am
@@ -6,6 +6,6 @@
 ulab_fpgaserver_SOURCES = main.cpp fpga_conn.cpp bbb-gpmc-init.cpp
 
 ulab_fpgaserver_METASOURCES = AUTO
-ulab_fpgaserver_LDFLAGS = $(all_libraries) $(KDE_RPATH) $(LIB_QT) -lDCOP $(LIB_TDECORE) $(LIB_TDEUI) -ltdefx $(LIB_TDEIO) -ltdetexteditor -ltdekrbsocket -ltqtrla
+ulab_fpgaserver_LDFLAGS = $(all_libraries) $(KDE_RPATH) $(LIB_QT) -lDCOP $(LIB_TDECORE) $(LIB_TDEUI) -ltdefx $(LIB_TDEIO) -ltdetexteditor -ltdekrbsocket -ltqtrla -lbbbgpmc
 
 KDE_OPTIONS = nofinal
diff --git a/servers/fpga_server_lin/src/bbb-gpmc-init.cpp b/servers/fpga_server_lin/src/bbb-gpmc-init.cpp
deleted file mode 100644
index 64e8014..0000000
--- a/servers/fpga_server_lin/src/bbb-gpmc-init.cpp
+++ /dev/null
@@ -1,232 +0,0 @@
-/*
- * Remote Laboratory FPGA Server GPMC Interface (Beaglebone Black)
- *
- * 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 3 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.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * (c) 2012-2014 Timothy Pearson
- * Raptor Engineering
- * http://www.raptorengineeringinc.com
- */
-
-/** BEGIN: Low-Level I/O Implementation **/
-
-// Beaglebone Black GPMC driver
-
-#include <sys/time.h>
-#include <unistd.h>
-#include <string.h>
-#include <stdlib.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <errno.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <sys/mman.h>
-#include <fcntl.h>
-
-#define MEMORY_SPACE_ADDRESS_BITS 16
-
-#define GPMC_BASE 0x50000000
-#define GPMC_REGLEN 0x10000000
-
-#define GPMC_CHIPSELECTCONFIGDISPLACEMENT (0x30 / 4)
-
-#define GPMC_CONFIG (0x50 / 4)
-#define GPMC_CONFIG1 (0x60 / 4)
-#define GPMC_CONFIG2 (0x64 / 4)
-#define GPMC_CONFIG3 (0x68 / 4)
-#define GPMC_CONFIG4 (0x6c / 4)
-#define GPMC_CONFIG5 (0x70 / 4)
-#define GPMC_CONFIG6 (0x74 / 4)
-#define GPMC_CONFIG7 (0x78 / 4)
-
-#define MEMORY_SIZE (1 << MEMORY_SPACE_ADDRESS_BITS)
-
-int mem_fd = 0;
-int gpmc_mem_fd = 0;
-char *gpio_mem, *gpio_map, *gpmc_map;
-
-// I/O access
-volatile unsigned int *gpio = NULL;
-volatile unsigned char *gpio_char = NULL;
-volatile unsigned int *gpmc = NULL;
-
-void gpmc_mapregisters() {
-	/* open /dev/mem */
-	if ((gpmc_mem_fd = open("/dev/mem", O_RDWR|O_SYNC) ) < 0) {
-		printf("[FATAL] can't open /dev/mem\n");
-		return;
-	}
-
-	/* mmap GPMC */
-	gpmc_map = (char *)mmap(
-		0,
-		GPMC_REGLEN,
-		PROT_READ|PROT_WRITE,
-		MAP_SHARED,
-		gpmc_mem_fd,
-		GPMC_BASE
-	);
-
-	if (gpmc_map == MAP_FAILED) {
-		printf("[FATAL] mmap error %p\n", gpmc_map);
-		return;
-	}
-
-	// Always use volatile pointer!
-	gpmc = (volatile unsigned *)gpmc_map;
-}
-
-void gpmc_unmapregisters() {
-	munmap((void*) gpmc, GPMC_REGLEN);
-	if (gpmc_mem_fd != -1) {
-		close(gpmc_mem_fd);
-	}
-}
-
-void gpmc_setup(void) {
-	gpmc_mapregisters();
-
-	if (gpmc != NULL) {
-		int chipselect = 0;
-		int displacement = GPMC_CHIPSELECTCONFIGDISPLACEMENT * chipselect;
-
-		// disable before playing with the registers
-		*(gpmc + displacement + GPMC_CONFIG7) = 0x00000000;
-
-// 		*(gpmc + displacement + GPMC_CONFIG)  = 0x00000000; // Unlimited address space
-// 		*(gpmc + displacement + GPMC_CONFIG1) = 0x00000000; // No burst, async, 8-bit, non multiplexed
-// 		*(gpmc + displacement + GPMC_CONFIG2) = 0x00001000; // Assert CS on fclk0, deassert CS on fclk16
-// 		*(gpmc + displacement + GPMC_CONFIG3) = 0x00000400; // Assert ADV on fclk 0, deassert ADV on fclk 4
-// 		*(gpmc + displacement + GPMC_CONFIG4) = 0x0c041004; // Assert WE on fclk4, deassert WE on fclk12, assert OE on fclk4, deassert OE on fclk16
-// 		*(gpmc + displacement + GPMC_CONFIG5) = 0x000c1010; // Data valid on fclk 12, cycle time 16 fclks
-// 		*(gpmc + displacement + GPMC_CONFIG6) = 0x00000000; // No back to back cycle restrictions
-// 		*(gpmc + displacement + GPMC_CONFIG7) = 0x00000e50; // CS0: Set base address 0x10000000, 32MB region, and enable CS
-
-		// Use slower clocking to reduce errors in wire nest prototype
-		*(gpmc + displacement + GPMC_CONFIG)  = 0x00000000; // Unlimited address space
-		*(gpmc + displacement + GPMC_CONFIG1) = 0x00000000; // No burst, async, 8-bit, non multiplexed
-		*(gpmc + displacement + GPMC_CONFIG2) = 0x00001f00; // Assert CS on fclk0, deassert CS on fclk31
-		*(gpmc + displacement + GPMC_CONFIG3) = 0x00000400; // Assert ADV on fclk 0, deassert ADV on fclk 4
-		*(gpmc + displacement + GPMC_CONFIG4) = 0x1f041f04; // Assert WE on fclk4, deassert WE on fclk31, assert OE on fclk4, deassert OE on fclk31
-		*(gpmc + displacement + GPMC_CONFIG5) = 0x00101f1f; // Data valid on fclk 16, cycle time 31 fclks
-		*(gpmc + displacement + GPMC_CONFIG6) = 0x00000000; // No back to back cycle restrictions
-		*(gpmc + displacement + GPMC_CONFIG7) = 0x00000e50; // CS0: Set base address 0x10000000, 32MB region, and enable CS
-
-		gpmc_unmapregisters();
-	}
-}
-
-int setup_gpmc_bbb(void) {
-	/* open /dev/mem */
-	if ((mem_fd = open("/dev/mem", O_RDWR|O_SYNC) ) < 0) {
-		printf("[FATAL] can't open /dev/mem\n");
-		return -1;
-	}
-
-	/* mmap GPIO */
-	gpio_map = (char *)mmap(
-		0,
-		MEMORY_SIZE,
-		PROT_READ|PROT_WRITE,
-		MAP_SHARED,
-		mem_fd,
-		0x10000000
-	);
-
-	if (gpio_map == MAP_FAILED) {
-		printf("[FATAL] mmap error %p\n", gpio_map);
-		return -1;
-	}
-
-	// Always use volatile pointers!
-	gpio = (volatile unsigned *)gpio_map;
-	gpio_char = (volatile unsigned char *)gpio_map;
-
-	return 0;
-}
-
-int shutdown_gpmc_bbb(void) {
-	return 0;
-}
-
-void write_gpmc(unsigned int register_offset, unsigned char data) {
-	*(gpio_char + register_offset) = data;
-}
-
-unsigned char read_gpmc(unsigned int register_offset) {
-	return *(gpio_char + register_offset);
-}
-
-void write_gpmc_uint16_t(unsigned int register_offset, uint16_t data) {
-	register_offset = register_offset * 2;
-	*(gpio_char + register_offset + 0) = ((data & 0xff00) >> 8);
-	*(gpio_char + register_offset + 1) = ((data & 0x00ff) >> 0);
-}
-
-uint16_t read_gpmc_uint16_t(unsigned int register_offset) {
-	uint16_t result = 0;
-	register_offset = register_offset * 2;
-	result = result | ((uint16_t)(*(gpio_char + register_offset + 0)) << 8);
-	result = result | ((uint16_t)(*(gpio_char + register_offset + 1)) << 0);
-	return result;
-}
-
-void write_gpmc_uint64_t(unsigned int register_offset, uint64_t data) {
-	register_offset = register_offset * 8;
-	*(gpio_char + register_offset + 0) = ((data & 0xff00000000000000) >> 56);
-	*(gpio_char + register_offset + 1) = ((data & 0x00ff000000000000) >> 48);
-	*(gpio_char + register_offset + 2) = ((data & 0x0000ff0000000000) >> 40);
-	*(gpio_char + register_offset + 3) = ((data & 0x000000ff00000000) >> 32);
-	*(gpio_char + register_offset + 4) = ((data & 0x00000000ff000000) >> 24);
-	*(gpio_char + register_offset + 5) = ((data & 0x0000000000ff0000) >> 16);
-	*(gpio_char + register_offset + 6) = ((data & 0x000000000000ff00) >> 8);
-	*(gpio_char + register_offset + 7) = ((data & 0x00000000000000ff) >> 0);
-}
-
-uint64_t read_gpmc_uint64_t(unsigned int register_offset) {
-	uint64_t result = 0;
-	register_offset = register_offset * 8;
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 0)) << 56);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 1)) << 48);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 2)) << 40);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 3)) << 32);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 4)) << 24);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 5)) << 16);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 6)) << 8);
-	result = result | ((uint64_t)(*(gpio_char + register_offset + 7)) << 0);
-	return result;
-}
-
-void memcpy_from_gpmc(char* destination, unsigned int register_offset, unsigned int length) {
-	unsigned int i;
-	for (i=0; i<length; i++) {
-		*destination = *(gpio_char + register_offset);
-		destination++;
-		register_offset++;
 ** Diff limit reached (max: 250 lines) **