X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=hardware%2Fsysclk-lwla%2Flwla.h;fp=hardware%2Fsysclk-lwla%2Flwla.h;h=0000000000000000000000000000000000000000;hb=155b680da482cea2381becb73c51cfb838bff31e;hp=94db07e4eb0f07b569e2a855af1e1e5c96ec7768;hpb=43cd4637285833706f8a404ca027bcf0ee75b9ae;p=libsigrok.git diff --git a/hardware/sysclk-lwla/lwla.h b/hardware/sysclk-lwla/lwla.h deleted file mode 100644 index 94db07e4..00000000 --- a/hardware/sysclk-lwla/lwla.h +++ /dev/null @@ -1,122 +0,0 @@ -/* - * This file is part of the libsigrok project. - * - * Copyright (C) 2014 Daniel Elstner - * - * 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, see . - */ - -#ifndef LIBSIGROK_HARDWARE_SYSCLK_LWLA_LWLA_H -#define LIBSIGROK_HARDWARE_SYSCLK_LWLA_LWLA_H - -#include "libsigrok.h" -#include -#include -#include - -struct sr_usb_dev_inst; - -/* Rotate argument n bits to the left. - * This construct is an idiom recognized by GCC as bit rotation. - */ -#define LROTATE(a, n) (((a) << (n)) | ((a) >> (CHAR_BIT * sizeof(a) - (n)))) - -/* Convert 16-bit little endian LWLA protocol word to machine word order. */ -#define LWLA_TO_UINT16(val) GUINT16_FROM_LE(val) - -/* Convert 32-bit mixed endian LWLA protocol word to machine word order. */ -#define LWLA_TO_UINT32(val) LROTATE(GUINT32_FROM_LE(val), 16) - -/* Convert 16-bit argument to LWLA protocol word. */ -#define LWLA_WORD(val) GUINT16_TO_LE(val) - -/* Extract 16-bit units in mixed endian order from 32/64-bit value. */ -#define LWLA_WORD_0(val) GUINT16_TO_LE(((val) >> 16) & 0xFFFF) -#define LWLA_WORD_1(val) GUINT16_TO_LE((val) & 0xFFFF) -#define LWLA_WORD_2(val) GUINT16_TO_LE(((val) >> 48) & 0xFFFF) -#define LWLA_WORD_3(val) GUINT16_TO_LE(((val) >> 32) & 0xFFFF) - -/** USB device end points. - */ -enum { - EP_COMMAND = 2, - EP_BITSTREAM = 4, - EP_REPLY = 6 | LIBUSB_ENDPOINT_IN -}; - -/** LWLA protocol command ID codes. - */ -enum { - CMD_READ_REG = 1, - CMD_WRITE_REG = 2, - CMD_READ_MEM = 6, - CMD_CAP_SETUP = 7, - CMD_CAP_STATUS = 8, -}; - -/** LWLA capture state flags. - */ -enum { - STATUS_CAPTURING = 1 << 1, - STATUS_TRIGGERED = 1 << 4, - STATUS_MEM_AVAIL = 1 << 5, - STATUS_FLAG_MASK = 0x3F -}; - -/** LWLA register addresses. - */ -enum { - REG_MEM_CTRL2 = 0x1074, /* capture buffer control ??? */ - REG_MEM_FILL = 0x1078, /* capture buffer fill level */ - REG_MEM_CTRL4 = 0x107C, /* capture buffer control ??? */ - - REG_DIV_BYPASS = 0x1094, /* bypass clock divider flag */ - - REG_CMD_CTRL1 = 0x10B0, /* command control ??? */ - REG_CMD_CTRL2 = 0x10B4, /* command control ??? */ - REG_CMD_CTRL3 = 0x10B8, /* command control ??? */ - REG_CMD_CTRL4 = 0x10BC, /* command control ??? */ - - REG_FREQ_CH1 = 0x10C0, /* channel 1 live frequency */ - REG_FREQ_CH2 = 0x10C4, /* channel 2 live frequency */ - REG_FREQ_CH3 = 0x10C8, /* channel 3 live frequency */ - REG_FREQ_CH4 = 0x10CC, /* channel 4 live frequency */ -}; - -/** Register/value pair. - */ -struct regval_pair { - unsigned int reg; - unsigned int val; -}; - -SR_PRIV int lwla_send_bitstream(const struct sr_usb_dev_inst *usb, - const char *basename); - -SR_PRIV int lwla_send_command(const struct sr_usb_dev_inst *usb, - const uint16_t *command, int cmd_len); - -SR_PRIV int lwla_receive_reply(const struct sr_usb_dev_inst *usb, - uint32_t *reply, int reply_len, int expect_len); - -SR_PRIV int lwla_read_reg(const struct sr_usb_dev_inst *usb, - uint16_t reg, uint32_t *value); - -SR_PRIV int lwla_write_reg(const struct sr_usb_dev_inst *usb, - uint16_t reg, uint32_t value); - -SR_PRIV int lwla_write_regs(const struct sr_usb_dev_inst *usb, - const struct regval_pair *regvals, int count); - -#endif /* !LIBSIGROK_HARDWARE_SYSCLK_LWLA_LWLA_H */