diff options
Diffstat (limited to 'drivers/staging/meilhaus/mefirmware.c')
| -rw-r--r-- | drivers/staging/meilhaus/mefirmware.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/drivers/staging/meilhaus/mefirmware.c b/drivers/staging/meilhaus/mefirmware.c deleted file mode 100644 index c07d202e8cb5..000000000000 --- a/drivers/staging/meilhaus/mefirmware.c +++ /dev/null @@ -1,137 +0,0 @@ -/** - * @file mefirmware.c - * - * @brief Implements the firmware handling. - * @note Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) - * @author Guenter Gebhardt - * @author Krzysztof Gantzke (k.gantzke@meilhaus.de) - */ - -/*************************************************************************** - * Copyright (C) 2007 Meilhaus Electronic GmbH (support@meilhaus.de) * - * Copyright (C) 2007 by Krzysztof Gantzke k.gantzke@meilhaus.de * - * * - * 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 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., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - ***************************************************************************/ - -#ifndef __KERNEL__ -# define __KERNEL__ -#endif - -#ifndef KBUILD_MODNAME -# define KBUILD_MODNAME KBUILD_STR(mefirmware) -#endif - -#include <linux/pci.h> -#include <linux/delay.h> - -#include <linux/firmware.h> - -#include "meplx_reg.h" -#include "medebug.h" - -#include "mefirmware.h" - -int me_xilinx_download(unsigned long register_base_control, - unsigned long register_base_data, - struct device *dev, const char *firmware_name) -{ - int err = ME_ERRNO_FIRMWARE; - uint32_t value = 0; - int idx = 0; - - const struct firmware *fw; - - PDEBUG("executed.\n"); - - if (!firmware_name) { - PERROR("Request for firmware failed. No name provided. \n"); - return err; - } - - PINFO("Request '%s' firmware.\n", firmware_name); - err = request_firmware(&fw, firmware_name, dev); - - if (err) { - PERROR("Request for firmware failed.\n"); - return err; - } - // Set PLX local interrupt 2 polarity to high. - // Interrupt is thrown by init pin of xilinx. - outl(PLX_INTCSR_LOCAL_INT2_POL, register_base_control + PLX_INTCSR); - - // Set /CS and /WRITE of the Xilinx - value = inl(register_base_control + PLX_ICR); - value |= ME_FIRMWARE_CS_WRITE; - outl(value, register_base_control + PLX_ICR); - - // Init Xilinx with CS1 - inl(register_base_data + ME_XILINX_CS1_REG); - - // Wait for init to complete - udelay(20); - - // Checkl /INIT pin - if (! - (inl(register_base_control + PLX_INTCSR) & - PLX_INTCSR_LOCAL_INT2_STATE)) { - PERROR("Can't init Xilinx.\n"); - release_firmware(fw); - return -EIO; - } - // Reset /CS and /WRITE of the Xilinx - value = inl(register_base_control + PLX_ICR); - value &= ~ME_FIRMWARE_CS_WRITE; - outl(value, register_base_control + PLX_ICR); - - // Download Xilinx firmware - udelay(10); - - for (idx = 0; idx < fw->size; idx++) { - outl(fw->data[idx], register_base_data); -#ifdef ME6000_v2_4 -/// This checking only for board's version 2.4 - // Check if BUSY flag is set (low = ready, high = busy) - if (inl(register_base_control + PLX_ICR) & - ME_FIRMWARE_BUSY_FLAG) { - PERROR("Xilinx is still busy (idx = %d)\n", idx); - release_firmware(fw); - return -EIO; - } -#endif //ME6000_v2_4 - } - PDEBUG("Download finished. %d bytes written to PLX.\n", idx); - - // If done flag is high download was successful - if (inl(register_base_control + PLX_ICR) & ME_FIRMWARE_DONE_FLAG) { - PDEBUG("SUCCESS. Done flag is set.\n"); - } else { - PERROR("FAILURE. DONE flag is not set.\n"); - release_firmware(fw); - return -EIO; - } - - // Set /CS and /WRITE - value = inl(register_base_control + PLX_ICR); - value |= ME_FIRMWARE_CS_WRITE; - outl(value, register_base_control + PLX_ICR); - - PDEBUG("Enable interrupts on the PCI interface.\n"); - outl(ME_PLX_PCI_ACTIVATE, register_base_control + PLX_INTCSR); - release_firmware(fw); - - return 0; -} |