^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * This is the DECtalk PC speakup driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Some constants from DEC's DOS driver:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * Copyright (c) by Digital Equipment Corp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * 386BSD DECtalk PC driver:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Copyright (c) 1996 Brian Buhrow <buhrow@lothlorien.nfbcal.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * Linux DECtalk PC driver:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * Copyright (c) 1997 Nicolas Pitre <nico@cam.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * speakup DECtalk PC Internal driver:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * Copyright (c) 2003 David Borowski <david575@golden.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <linux/jiffies.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/sched.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/timer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/kthread.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include "spk_priv.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include "speakup.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #define MODULE_init 0x0dec /* module in boot code */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define MODULE_self_test 0x8800 /* module in self-test */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define MODULE_reset 0xffff /* reinit the whole module */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #define MODE_mask 0xf000 /* mode bits in high nibble */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #define MODE_null 0x0000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #define MODE_test 0x2000 /* in testing mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #define MODE_status 0x8000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #define STAT_int 0x0001 /* running in interrupt mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #define STAT_tr_char 0x0002 /* character data to transmit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #define STAT_rr_char 0x0004 /* ready to receive char data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define STAT_cmd_ready 0x0008 /* ready to accept commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #define STAT_dma_ready 0x0010 /* dma command ready */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) #define STAT_digitized 0x0020 /* spc in digitized mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #define STAT_new_index 0x0040 /* new last index ready */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #define STAT_new_status 0x0080 /* new status posted */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) #define STAT_dma_state 0x0100 /* dma state toggle */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #define STAT_index_valid 0x0200 /* indexs are valid */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define STAT_flushing 0x0400 /* flush in progress */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) #define STAT_self_test 0x0800 /* module in self test */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define MODE_ready 0xc000 /* module ready for next phase */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #define READY_boot 0x0000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define READY_kernel 0x0001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define MODE_error 0xf000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #define CMD_mask 0xf000 /* mask for command nibble */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define CMD_null 0x0000 /* post status */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define CMD_control 0x1000 /* hard control command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define CTRL_mask 0x0F00 /* mask off control nibble */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #define CTRL_data 0x00FF /* mask to get data byte */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define CTRL_null 0x0000 /* null control */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) #define CTRL_vol_up 0x0100 /* increase volume */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define CTRL_vol_down 0x0200 /* decrease volume */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #define CTRL_vol_set 0x0300 /* set volume */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define CTRL_pause 0x0400 /* pause spc */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define CTRL_resume 0x0500 /* resume spc clock */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define CTRL_resume_spc 0x0001 /* resume spc soft pause */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define CTRL_flush 0x0600 /* flush all buffers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #define CTRL_int_enable 0x0700 /* enable status change ints */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) #define CTRL_buff_free 0x0800 /* buffer remain count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #define CTRL_buff_used 0x0900 /* buffer in use */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define CTRL_speech 0x0a00 /* immediate speech change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define CTRL_SP_voice 0x0001 /* voice change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) #define CTRL_SP_rate 0x0002 /* rate change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #define CTRL_SP_comma 0x0003 /* comma pause change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define CTRL_SP_period 0x0004 /* period pause change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #define CTRL_SP_rate_delta 0x0005 /* delta rate change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define CTRL_SP_get_param 0x0006 /* return the desired parameter */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define CTRL_last_index 0x0b00 /* get last index spoken */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) #define CTRL_io_priority 0x0c00 /* change i/o priority */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define CTRL_free_mem 0x0d00 /* get free paragraphs on module */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #define CTRL_get_lang 0x0e00 /* return bitmask of loaded languages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #define CMD_test 0x2000 /* self-test request */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) #define TEST_mask 0x0F00 /* isolate test field */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) #define TEST_null 0x0000 /* no test requested */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) #define TEST_isa_int 0x0100 /* assert isa irq */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) #define TEST_echo 0x0200 /* make data in == data out */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define TEST_seg 0x0300 /* set peek/poke segment */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) #define TEST_off 0x0400 /* set peek/poke offset */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) #define TEST_peek 0x0500 /* data out == *peek */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) #define TEST_poke 0x0600 /* *peek == data in */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) #define TEST_sub_code 0x00FF /* user defined test sub codes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) #define CMD_id 0x3000 /* return software id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) #define ID_null 0x0000 /* null id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) #define ID_kernel 0x0100 /* kernel code executing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) #define ID_boot 0x0200 /* boot code executing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) #define CMD_dma 0x4000 /* force a dma start */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) #define CMD_reset 0x5000 /* reset module status */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) #define CMD_sync 0x6000 /* kernel sync command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) #define CMD_char_in 0x7000 /* single character send */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #define CMD_char_out 0x8000 /* single character get */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) #define CHAR_count_1 0x0100 /* one char in cmd_low */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) #define CHAR_count_2 0x0200 /* the second in data_low */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) #define CHAR_count_3 0x0300 /* the third in data_high */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) #define CMD_spc_mode 0x9000 /* change spc mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) #define CMD_spc_to_text 0x0100 /* set to text mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) #define CMD_spc_to_digit 0x0200 /* set to digital mode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) #define CMD_spc_rate 0x0400 /* change spc data rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) #define CMD_error 0xf000 /* severe error */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) enum { PRIMARY_DIC = 0, USER_DIC, COMMAND_DIC, ABBREV_DIC };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define DMA_single_in 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) #define DMA_single_out 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define DMA_buff_in 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) #define DMA_buff_out 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) #define DMA_control 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define DT_MEM_ALLOC 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) #define DT_SET_DIC 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) #define DT_START_TASK 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define DT_LOAD_MEM 0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) #define DT_READ_MEM 0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) #define DT_DIGITAL_IN 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #define DMA_sync 0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) #define DMA_sync_char 0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) #define DRV_VERSION "2.12"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #define PROCSPEECH 0x0b
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) #define SYNTH_IO_EXTENT 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) static int synth_probe(struct spk_synth *synth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) static void dtpc_release(void);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) static const char *synth_immediate(struct spk_synth *synth, const char *buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) static void do_catch_up(struct spk_synth *synth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) static void synth_flush(struct spk_synth *synth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) static int synth_portlist[] = { 0x340, 0x350, 0x240, 0x250, 0 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) static int in_escape, is_flushing;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) static int dt_stat, dma_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) static struct var_t vars[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) { CAPS_START, .u.s = {"[:dv ap 200]" } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) { CAPS_STOP, .u.s = {"[:dv ap 100]" } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) { RATE, .u.n = {"[:ra %d]", 9, 0, 18, 150, 25, NULL } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) { PITCH, .u.n = {"[:dv ap %d]", 80, 0, 100, 20, 0, NULL } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) { INFLECTION, .u.n = {"[:dv pr %d] ", 100, 0, 10000, 0, 0, NULL } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) { VOL, .u.n = {"[:vo se %d]", 5, 0, 9, 5, 10, NULL } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) { PUNCT, .u.n = {"[:pu %c]", 0, 0, 2, 0, 0, "nsa" } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) { VOICE, .u.n = {"[:n%c]", 0, 0, 9, 0, 0, "phfdburwkv" } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) { DIRECT, .u.n = {NULL, 0, 0, 1, 0, 0, NULL } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) V_LAST_VAR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) * These attributes will appear in /sys/accessibility/speakup/decpc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) static struct kobj_attribute caps_start_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) __ATTR(caps_start, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) static struct kobj_attribute caps_stop_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) __ATTR(caps_stop, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) static struct kobj_attribute pitch_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) __ATTR(pitch, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) static struct kobj_attribute inflection_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) __ATTR(inflection, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) static struct kobj_attribute punct_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) __ATTR(punct, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static struct kobj_attribute rate_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) __ATTR(rate, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) static struct kobj_attribute voice_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) __ATTR(voice, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) static struct kobj_attribute vol_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) __ATTR(vol, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) static struct kobj_attribute delay_time_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) __ATTR(delay_time, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) static struct kobj_attribute direct_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) __ATTR(direct, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) static struct kobj_attribute full_time_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) __ATTR(full_time, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static struct kobj_attribute jiffy_delta_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) __ATTR(jiffy_delta, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) static struct kobj_attribute trigger_time_attribute =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) __ATTR(trigger_time, 0644, spk_var_show, spk_var_store);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) * Create a group of attributes so that we can create and destroy them all
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) * at once.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) static struct attribute *synth_attrs[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) &caps_start_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) &caps_stop_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) &pitch_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) &inflection_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) &punct_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) &rate_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) &voice_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) &vol_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) &delay_time_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) &direct_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) &full_time_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) &jiffy_delta_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) &trigger_time_attribute.attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) NULL, /* need to NULL terminate the list of attributes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) static struct spk_synth synth_dec_pc = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) .name = "decpc",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) .version = DRV_VERSION,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) .long_name = "Dectalk PC",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) .init = "[:pe -380]",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) .procspeech = PROCSPEECH,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) .delay = 500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) .trigger = 50,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .jiffies = 50,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) .full = 1000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) .flags = SF_DEC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) .startup = SYNTH_START,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) .checkval = SYNTH_CHECK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) .vars = vars,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) .io_ops = &spk_serial_io_ops,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) .probe = synth_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) .release = dtpc_release,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) .synth_immediate = synth_immediate,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) .catch_up = do_catch_up,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) .flush = synth_flush,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) .is_alive = spk_synth_is_alive_nop,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) .synth_adjust = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) .read_buff_add = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) .get_index = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) .indexing = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) .command = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) .lowindex = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) .highindex = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) .currindex = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) .attributes = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) .attrs = synth_attrs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) .name = "decpc",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) static int dt_getstatus(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) dt_stat = inb_p(speakup_info.port_tts) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) (inb_p(speakup_info.port_tts + 1) << 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) return dt_stat;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) static void dt_sendcmd(u_int cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) outb_p(cmd & 0xFF, speakup_info.port_tts);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) outb_p((cmd >> 8) & 0xFF, speakup_info.port_tts + 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) static int dt_waitbit(int bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) int timeout = 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) while (--timeout > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) if ((dt_getstatus() & bit) == bit)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) static int dt_wait_dma(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) int timeout = 100, state = dma_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) if (!dt_waitbit(STAT_dma_ready))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) while (--timeout > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) if ((dt_getstatus() & STAT_dma_state) == state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) dma_state = dt_getstatus() & STAT_dma_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) static int dt_ctrl(u_int cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) int timeout = 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) if (!dt_waitbit(STAT_cmd_ready))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) outb_p(0, speakup_info.port_tts + 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) outb_p(0, speakup_info.port_tts + 3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) dt_getstatus();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) dt_sendcmd(CMD_control | cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) outb_p(0, speakup_info.port_tts + 6);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) while (dt_getstatus() & STAT_cmd_ready) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) udelay(20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) if (--timeout == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) dt_sendcmd(CMD_null);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) static void synth_flush(struct spk_synth *synth)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) int timeout = 10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) if (is_flushing)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) is_flushing = 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) in_escape = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) while (dt_ctrl(CTRL_flush)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) if (--timeout == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) for (timeout = 0; timeout < 10; timeout++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) if (dt_waitbit(STAT_dma_ready))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) outb_p(DMA_sync, speakup_info.port_tts + 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) outb_p(0, speakup_info.port_tts + 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) udelay(100);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) for (timeout = 0; timeout < 10; timeout++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) if (!(dt_getstatus() & STAT_flushing))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) udelay(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) dma_state = dt_getstatus() & STAT_dma_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) dma_state ^= STAT_dma_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) is_flushing = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) static int dt_sendchar(char ch)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) if (!dt_wait_dma())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) if (!(dt_stat & STAT_rr_char))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) return -2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) outb_p(DMA_single_in, speakup_info.port_tts + 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) outb_p(ch, speakup_info.port_tts + 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) dma_state ^= STAT_dma_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) static int testkernel(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) int status = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) if (dt_getstatus() == 0xffff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) status = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) goto oops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) dt_sendcmd(CMD_sync);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) if (!dt_waitbit(STAT_cmd_ready))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) status = -2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) else if (dt_stat & 0x8000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) else if (dt_stat == 0x0dec)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) pr_warn("dec_pc at 0x%x, software not loaded\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) speakup_info.port_tts);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) status = -3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) oops: synth_release_region(speakup_info.port_tts, SYNTH_IO_EXTENT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) speakup_info.port_tts = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) return status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) static void do_catch_up(struct spk_synth *synth)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) u_char ch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) static u_char last;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) unsigned long jiff_max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) struct var_t *jiffy_delta;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) struct var_t *delay_time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) int jiffy_delta_val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) int delay_time_val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) jiffy_delta = spk_get_var(JIFFY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) delay_time = spk_get_var(DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) spin_lock_irqsave(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) jiffy_delta_val = jiffy_delta->u.n.value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) spin_unlock_irqrestore(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) jiff_max = jiffies + jiffy_delta_val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) while (!kthread_should_stop()) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) spin_lock_irqsave(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) if (speakup_info.flushing) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) speakup_info.flushing = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) spin_unlock_irqrestore(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) synth->flush(synth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) synth_buffer_skip_nonlatin1();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) if (synth_buffer_empty()) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) spin_unlock_irqrestore(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) ch = synth_buffer_peek();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) set_current_state(TASK_INTERRUPTIBLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) delay_time_val = delay_time->u.n.value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) spin_unlock_irqrestore(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) if (ch == '\n')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) ch = 0x0D;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) if (dt_sendchar(ch)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) schedule_timeout(msecs_to_jiffies(delay_time_val));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) set_current_state(TASK_RUNNING);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) spin_lock_irqsave(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) synth_buffer_getc();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) spin_unlock_irqrestore(&speakup_info.spinlock, flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) if (ch == '[') {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) in_escape = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) } else if (ch == ']') {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) in_escape = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) } else if (ch <= SPACE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) if (!in_escape && strchr(",.!?;:", last))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) dt_sendchar(PROCSPEECH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) if (time_after_eq(jiffies, jiff_max)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) if (!in_escape)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) dt_sendchar(PROCSPEECH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) spin_lock_irqsave(&speakup_info.spinlock,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) jiffy_delta_val = jiffy_delta->u.n.value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) delay_time_val = delay_time->u.n.value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) spin_unlock_irqrestore(&speakup_info.spinlock,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) schedule_timeout(msecs_to_jiffies
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) (delay_time_val));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) jiff_max = jiffies + jiffy_delta_val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) last = ch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) ch = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) if (!in_escape)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) dt_sendchar(PROCSPEECH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) static const char *synth_immediate(struct spk_synth *synth, const char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) u_char ch;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) while ((ch = *buf)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) if (ch == '\n')
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) ch = PROCSPEECH;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) if (dt_sendchar(ch))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) return buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) buf++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) static int synth_probe(struct spk_synth *synth)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) int i = 0, failed = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) pr_info("Probing for %s.\n", synth->long_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) for (i = 0; synth_portlist[i]; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) if (synth_request_region(synth_portlist[i], SYNTH_IO_EXTENT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) pr_warn("request_region: failed with 0x%x, %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) synth_portlist[i], SYNTH_IO_EXTENT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) speakup_info.port_tts = synth_portlist[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) failed = testkernel();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) if (failed == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) if (failed) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) pr_info("%s: not found\n", synth->long_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) pr_info("%s: %03x-%03x, Driver Version %s,\n", synth->long_name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) speakup_info.port_tts, speakup_info.port_tts + 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) synth->version);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) synth->alive = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) static void dtpc_release(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) spk_stop_serial_interrupt();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) if (speakup_info.port_tts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) synth_release_region(speakup_info.port_tts, SYNTH_IO_EXTENT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) speakup_info.port_tts = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) module_param_named(start, synth_dec_pc.startup, short, 0444);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) MODULE_PARM_DESC(start, "Start the synthesizer once it is loaded.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) module_spk_synth(synth_dec_pc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) MODULE_AUTHOR("Kirk Reiser <kirk@braille.uwo.ca>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) MODULE_AUTHOR("David Borowski");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) MODULE_DESCRIPTION("Speakup support for DECtalk PC synthesizers");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) MODULE_VERSION(DRV_VERSION);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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