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[2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-37cd56e6547sm12243771f8f.58.2024.10.01.09.39.36 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Oct 2024 09:39:36 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 32/54] hw/input: Remove tsc210x device Date: Tue, 1 Oct 2024 17:38:56 +0100 Message-Id: <20241001163918.1275441-33-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241001163918.1275441-1-peter.maydell@linaro.org> References: <20241001163918.1275441-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::334; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x334.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Remove the tsc210x touchscreen controller device, which was only used by the n800 and n810 and cheetah. The uWireSlave struct is still used in omap1.c (at least for compilation purposes -- nothing any longer calls omap_uwire_attach() and so the struct's members will not be used at runtime), so we move it into omap.h so we can delete tsc2xxx.h. Signed-off-by: Peter Maydell Reviewed-by: Thomas Huth Message-id: 20240903160751.4100218-30-peter.maydell@linaro.org --- MAINTAINERS | 2 - include/hw/arm/omap.h | 7 +- include/hw/input/tsc2xxx.h | 36 -- hw/input/tsc210x.c | 1241 ------------------------------------ hw/input/Kconfig | 3 - hw/input/meson.build | 1 - 6 files changed, 6 insertions(+), 1284 deletions(-) delete mode 100644 include/hw/input/tsc2xxx.h delete mode 100644 hw/input/tsc210x.c diff --git a/MAINTAINERS b/MAINTAINERS index 2569bf47a2c..a63df2712ed 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -875,10 +875,8 @@ M: Peter Maydell L: qemu-arm@nongnu.org S: Odd Fixes F: hw/input/lm832x.c -F: hw/input/tsc210x.c F: hw/rtc/twl92230.c F: include/hw/input/lm832x.h -F: include/hw/input/tsc2xxx.h Raspberry Pi M: Peter Maydell diff --git a/include/hw/arm/omap.h b/include/hw/arm/omap.h index 40ee8ea9e56..0ca7c9604e7 100644 --- a/include/hw/arm/omap.h +++ b/include/hw/arm/omap.h @@ -21,7 +21,6 @@ #define HW_ARM_OMAP_H #include "exec/memory.h" -#include "hw/input/tsc2xxx.h" #include "target/arm/cpu-qom.h" #include "qemu/log.h" #include "qom/object.h" @@ -730,6 +729,12 @@ qemu_irq *omap_mpuio_in_get(struct omap_mpuio_s *s); void omap_mpuio_out_set(struct omap_mpuio_s *s, int line, qemu_irq handler); void omap_mpuio_key(struct omap_mpuio_s *s, int row, int col, int down); +typedef struct uWireSlave { + uint16_t (*receive)(void *opaque); + void (*send)(void *opaque, uint16_t data); + void *opaque; +} uWireSlave; + struct omap_uwire_s; void omap_uwire_attach(struct omap_uwire_s *s, uWireSlave *slave, int chipselect); diff --git a/include/hw/input/tsc2xxx.h b/include/hw/input/tsc2xxx.h deleted file mode 100644 index dcd4fa7faed..00000000000 --- a/include/hw/input/tsc2xxx.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * TI touchscreen controller - * - * Copyright (c) 2006 Andrzej Zaborowski - * Copyright (C) 2008 Nokia Corporation - * - * This work is licensed under the terms of the GNU GPL, version 2 or later. - * See the COPYING file in the top-level directory. - */ - -#ifndef HW_INPUT_TSC2XXX_H -#define HW_INPUT_TSC2XXX_H - -typedef struct MouseTransformInfo { - /* Touchscreen resolution */ - int x; - int y; - /* Calibration values as used/generated by tslib */ - int a[7]; -} MouseTransformInfo; - -typedef struct uWireSlave { - uint16_t (*receive)(void *opaque); - void (*send)(void *opaque, uint16_t data); - void *opaque; -} uWireSlave; - -/* tsc210x.c */ -uWireSlave *tsc2102_init(qemu_irq pint); -uWireSlave *tsc2301_init(qemu_irq penirq, qemu_irq kbirq, qemu_irq dav); -I2SCodec *tsc210x_codec(uWireSlave *chip); -uint32_t tsc210x_txrx(void *opaque, uint32_t value, int len); -void tsc210x_set_transform(uWireSlave *chip, const MouseTransformInfo *info); -void tsc210x_key_event(uWireSlave *chip, int key, int down); - -#endif diff --git a/hw/input/tsc210x.c b/hw/input/tsc210x.c deleted file mode 100644 index c4e32c7a42f..00000000000 --- a/hw/input/tsc210x.c +++ /dev/null @@ -1,1241 +0,0 @@ -/* - * TI TSC2102 (touchscreen/sensors/audio controller) emulator. - * TI TSC2301 (touchscreen/sensors/keypad). - * - * Copyright (c) 2006 Andrzej Zaborowski - * Copyright (C) 2008 Nokia Corporation - * - * 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 or - * (at your option) version 3 of the License. - * - * 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 . - */ - -#include "qemu/osdep.h" -#include "hw/hw.h" -#include "audio/audio.h" -#include "qemu/timer.h" -#include "qemu/log.h" -#include "sysemu/reset.h" -#include "ui/console.h" -#include "hw/arm/omap.h" /* For I2SCodec */ -#include "hw/boards.h" /* for current_machine */ -#include "hw/input/tsc2xxx.h" -#include "hw/irq.h" -#include "migration/vmstate.h" -#include "qapi/error.h" - -#define TSC_DATA_REGISTERS_PAGE 0x0 -#define TSC_CONTROL_REGISTERS_PAGE 0x1 -#define TSC_AUDIO_REGISTERS_PAGE 0x2 - -#define TSC_VERBOSE - -#define TSC_CUT_RESOLUTION(value, p) ((value) >> (16 - resolution[p])) - -typedef struct { - qemu_irq pint; - qemu_irq kbint; - qemu_irq davint; - QEMUTimer *timer; - QEMUSoundCard card; - uWireSlave chip; - I2SCodec codec; - uint8_t in_fifo[16384]; - uint8_t out_fifo[16384]; - uint16_t model; - - int32_t x, y; - bool pressure; - - uint8_t page, offset; - uint16_t dav; - - bool state; - bool irq; - bool command; - bool busy; - bool enabled; - bool host_mode; - uint8_t function, nextfunction; - uint8_t precision, nextprecision; - uint8_t filter; - uint8_t pin_func; - uint8_t ref; - uint8_t timing; - uint8_t noise; - - uint16_t audio_ctrl1; - uint16_t audio_ctrl2; - uint16_t audio_ctrl3; - uint16_t pll[3]; - uint16_t volume; - int64_t volume_change; - bool softstep; - uint16_t dac_power; - int64_t powerdown; - uint16_t filter_data[0x14]; - - const char *name; - SWVoiceIn *adc_voice[1]; - SWVoiceOut *dac_voice[1]; - int i2s_rx_rate; - int i2s_tx_rate; - - int tr[8]; - - struct { - uint16_t down; - uint16_t mask; - int scan; - int debounce; - int mode; - int intr; - } kb; - int64_t now; /* Time at migration */ -} TSC210xState; - -static const int resolution[4] = { 12, 8, 10, 12 }; - -#define TSC_MODE_NO_SCAN 0x0 -#define TSC_MODE_XY_SCAN 0x1 -#define TSC_MODE_XYZ_SCAN 0x2 -#define TSC_MODE_X 0x3 -#define TSC_MODE_Y 0x4 -#define TSC_MODE_Z 0x5 -#define TSC_MODE_BAT1 0x6 -#define TSC_MODE_BAT2 0x7 -#define TSC_MODE_AUX 0x8 -#define TSC_MODE_AUX_SCAN 0x9 -#define TSC_MODE_TEMP1 0xa -#define TSC_MODE_PORT_SCAN 0xb -#define TSC_MODE_TEMP2 0xc -#define TSC_MODE_XX_DRV 0xd -#define TSC_MODE_YY_DRV 0xe -#define TSC_MODE_YX_DRV 0xf - -static const uint16_t mode_regs[16] = { - 0x0000, /* No scan */ - 0x0600, /* X, Y scan */ - 0x0780, /* X, Y, Z scan */ - 0x0400, /* X */ - 0x0200, /* Y */ - 0x0180, /* Z */ - 0x0040, /* BAT1 */ - 0x0030, /* BAT2 */ - 0x0010, /* AUX */ - 0x0010, /* AUX scan */ - 0x0004, /* TEMP1 */ - 0x0070, /* Port scan */ - 0x0002, /* TEMP2 */ - 0x0000, /* X+, X- drivers */ - 0x0000, /* Y+, Y- drivers */ - 0x0000, /* Y+, X- drivers */ -}; - -#define X_TRANSFORM(s) \ - ((s->y * s->tr[0] - s->x * s->tr[1]) / s->tr[2] + s->tr[3]) -#define Y_TRANSFORM(s) \ - ((s->y * s->tr[4] - s->x * s->tr[5]) / s->tr[6] + s->tr[7]) -#define Z1_TRANSFORM(s) \ - ((400 - ((s)->x >> 7) + ((s)->pressure << 10)) << 4) -#define Z2_TRANSFORM(s) \ - ((4000 + ((s)->y >> 7) - ((s)->pressure << 10)) << 4) - -#define BAT1_VAL 0x8660 -#define BAT2_VAL 0x0000 -#define AUX1_VAL 0x35c0 -#define AUX2_VAL 0xffff -#define TEMP1_VAL 0x8c70 -#define TEMP2_VAL 0xa5b0 - -#define TSC_POWEROFF_DELAY 50 -#define TSC_SOFTSTEP_DELAY 50 - -static void tsc210x_reset(TSC210xState *s) -{ - s->state = false; - s->pin_func = 2; - s->enabled = false; - s->busy = false; - s->nextfunction = 0; - s->ref = 0; - s->timing = 0; - s->irq = false; - s->dav = 0; - - s->audio_ctrl1 = 0x0000; - s->audio_ctrl2 = 0x4410; - s->audio_ctrl3 = 0x0000; - s->pll[0] = 0x1004; - s->pll[1] = 0x0000; - s->pll[2] = 0x1fff; - s->volume = 0xffff; - s->dac_power = 0x8540; - s->softstep = true; - s->volume_change = 0; - s->powerdown = 0; - s->filter_data[0x00] = 0x6be3; - s->filter_data[0x01] = 0x9666; - s->filter_data[0x02] = 0x675d; - s->filter_data[0x03] = 0x6be3; - s->filter_data[0x04] = 0x9666; - s->filter_data[0x05] = 0x675d; - s->filter_data[0x06] = 0x7d83; - s->filter_data[0x07] = 0x84ee; - s->filter_data[0x08] = 0x7d83; - s->filter_data[0x09] = 0x84ee; - s->filter_data[0x0a] = 0x6be3; - s->filter_data[0x0b] = 0x9666; - s->filter_data[0x0c] = 0x675d; - s->filter_data[0x0d] = 0x6be3; - s->filter_data[0x0e] = 0x9666; - s->filter_data[0x0f] = 0x675d; - s->filter_data[0x10] = 0x7d83; - s->filter_data[0x11] = 0x84ee; - s->filter_data[0x12] = 0x7d83; - s->filter_data[0x13] = 0x84ee; - - s->i2s_tx_rate = 0; - s->i2s_rx_rate = 0; - - s->kb.scan = 1; - s->kb.debounce = 0; - s->kb.mask = 0x0000; - s->kb.mode = 3; - s->kb.intr = 0; - - qemu_set_irq(s->pint, !s->irq); - qemu_set_irq(s->davint, !s->dav); - qemu_irq_raise(s->kbint); -} - -typedef struct { - int rate; - int dsor; - int fsref; -} TSC210xRateInfo; - -/* { rate, dsor, fsref } */ -static const TSC210xRateInfo tsc2102_rates[] = { - /* Fsref / 6.0 */ - { 7350, 63, 1 }, - { 8000, 63, 0 }, - /* Fsref / 6.0 */ - { 7350, 54, 1 }, - { 8000, 54, 0 }, - /* Fsref / 5.0 */ - { 8820, 45, 1 }, - { 9600, 45, 0 }, - /* Fsref / 4.0 */ - { 11025, 36, 1 }, - { 12000, 36, 0 }, - /* Fsref / 3.0 */ - { 14700, 27, 1 }, - { 16000, 27, 0 }, - /* Fsref / 2.0 */ - { 22050, 18, 1 }, - { 24000, 18, 0 }, - /* Fsref / 1.5 */ - { 29400, 9, 1 }, - { 32000, 9, 0 }, - /* Fsref */ - { 44100, 0, 1 }, - { 48000, 0, 0 }, - - { 0, 0, 0 }, -}; - -static inline void tsc210x_out_flush(TSC210xState *s, int len) -{ - uint8_t *data = s->codec.out.fifo + s->codec.out.start; - uint8_t *end = data + len; - - while (data < end) - data += AUD_write(s->dac_voice[0], data, end - data) ?: (end - data); - - s->codec.out.len -= len; - if (s->codec.out.len) - memmove(s->codec.out.fifo, end, s->codec.out.len); - s->codec.out.start = 0; -} - -static void tsc210x_audio_out_cb(TSC210xState *s, int free_b) -{ - if (s->codec.out.len >= free_b) { - tsc210x_out_flush(s, free_b); - return; - } - - s->codec.out.size = MIN(free_b, 16384); - qemu_irq_raise(s->codec.tx_start); -} - -static void tsc2102_audio_rate_update(TSC210xState *s) -{ - const TSC210xRateInfo *rate; - - s->codec.tx_rate = 0; - s->codec.rx_rate = 0; - if (s->dac_power & (1 << 15)) /* PWDNC */ - return; - - for (rate = tsc2102_rates; rate->rate; rate ++) - if (rate->dsor == (s->audio_ctrl1 & 0x3f) && /* DACFS */ - rate->fsref == ((s->audio_ctrl3 >> 13) & 1))/* REFFS */ - break; - if (!rate->rate) { - printf("%s: unknown sampling rate configured\n", __func__); - return; - } - - s->codec.tx_rate = rate->rate; -} - -static void tsc2102_audio_output_update(TSC210xState *s) -{ - int enable; - struct audsettings fmt; - - if (s->dac_voice[0]) { - tsc210x_out_flush(s, s->codec.out.len); - s->codec.out.size = 0; - AUD_set_active_out(s->dac_voice[0], 0); - AUD_close_out(&s->card, s->dac_voice[0]); - s->dac_voice[0] = NULL; - } - s->codec.cts = 0; - - enable = - (~s->dac_power & (1 << 15)) && /* PWDNC */ - (~s->dac_power & (1 << 10)); /* DAPWDN */ - if (!enable || !s->codec.tx_rate) - return; - - /* Force our own sampling rate even in slave DAC mode */ - fmt.endianness = 0; - fmt.nchannels = 2; - fmt.freq = s->codec.tx_rate; - fmt.fmt = AUDIO_FORMAT_S16; - - s->dac_voice[0] = AUD_open_out(&s->card, s->dac_voice[0], - "tsc2102.sink", s, (void *) tsc210x_audio_out_cb, &fmt); - if (s->dac_voice[0]) { - s->codec.cts = 1; - AUD_set_active_out(s->dac_voice[0], 1); - } -} - -static uint16_t tsc2102_data_register_read(TSC210xState *s, int reg) -{ - switch (reg) { - case 0x00: /* X */ - s->dav &= 0xfbff; - return TSC_CUT_RESOLUTION(X_TRANSFORM(s), s->precision) + - (s->noise & 3); - - case 0x01: /* Y */ - s->noise ++; - s->dav &= 0xfdff; - return TSC_CUT_RESOLUTION(Y_TRANSFORM(s), s->precision) ^ - (s->noise & 3); - - case 0x02: /* Z1 */ - s->dav &= 0xfeff; - return TSC_CUT_RESOLUTION(Z1_TRANSFORM(s), s->precision) - - (s->noise & 3); - - case 0x03: /* Z2 */ - s->dav &= 0xff7f; - return TSC_CUT_RESOLUTION(Z2_TRANSFORM(s), s->precision) | - (s->noise & 3); - - case 0x04: /* KPData */ - if ((s->model & 0xff00) == 0x2300) { - if (s->kb.intr && (s->kb.mode & 2)) { - s->kb.intr = 0; - qemu_irq_raise(s->kbint); - } - return s->kb.down; - } - - return 0xffff; - - case 0x05: /* BAT1 */ - s->dav &= 0xffbf; - return TSC_CUT_RESOLUTION(BAT1_VAL, s->precision) + - (s->noise & 6); - - case 0x06: /* BAT2 */ - s->dav &= 0xffdf; - return TSC_CUT_RESOLUTION(BAT2_VAL, s->precision); - - case 0x07: /* AUX1 */ - s->dav &= 0xffef; - return TSC_CUT_RESOLUTION(AUX1_VAL, s->precision); - - case 0x08: /* AUX2 */ - s->dav &= 0xfff7; - return 0xffff; - - case 0x09: /* TEMP1 */ - s->dav &= 0xfffb; - return TSC_CUT_RESOLUTION(TEMP1_VAL, s->precision) - - (s->noise & 5); - - case 0x0a: /* TEMP2 */ - s->dav &= 0xfffd; - return TSC_CUT_RESOLUTION(TEMP2_VAL, s->precision) ^ - (s->noise & 3); - - case 0x0b: /* DAC */ - s->dav &= 0xfffe; - return 0xffff; - - default: -#ifdef TSC_VERBOSE - fprintf(stderr, "tsc2102_data_register_read: " - "no such register: 0x%02x\n", reg); -#endif - return 0xffff; - } -} - -static uint16_t tsc2102_control_register_read( - TSC210xState *s, int reg) -{ - switch (reg) { - case 0x00: /* TSC ADC */ - return (s->pressure << 15) | ((!s->busy) << 14) | - (s->nextfunction << 10) | (s->nextprecision << 8) | s->filter; - - case 0x01: /* Status / Keypad Control */ - if ((s->model & 0xff00) == 0x2100) - return (s->pin_func << 14) | ((!s->enabled) << 13) | - (s->host_mode << 12) | ((!!s->dav) << 11) | s->dav; - else - return (s->kb.intr << 15) | ((s->kb.scan || !s->kb.down) << 14) | - (s->kb.debounce << 11); - - case 0x02: /* DAC Control */ - if ((s->model & 0xff00) == 0x2300) - return s->dac_power & 0x8000; - else - goto bad_reg; - - case 0x03: /* Reference */ - return s->ref; - - case 0x04: /* Reset */ - return 0xffff; - - case 0x05: /* Configuration */ - return s->timing; - - case 0x06: /* Secondary configuration */ - if ((s->model & 0xff00) == 0x2100) - goto bad_reg; - return ((!s->dav) << 15) | ((s->kb.mode & 1) << 14) | s->pll[2]; - - case 0x10: /* Keypad Mask */ - if ((s->model & 0xff00) == 0x2100) - goto bad_reg; - return s->kb.mask; - - default: - bad_reg: -#ifdef TSC_VERBOSE - fprintf(stderr, "tsc2102_control_register_read: " - "no such register: 0x%02x\n", reg); -#endif - return 0xffff; - } -} - -static uint16_t tsc2102_audio_register_read(TSC210xState *s, int reg) -{ - int l_ch, r_ch; - uint16_t val; - - switch (reg) { - case 0x00: /* Audio Control 1 */ - return s->audio_ctrl1; - - case 0x01: - return 0xff00; - - case 0x02: /* DAC Volume Control */ - return s->volume; - - case 0x03: - return 0x8b00; - - case 0x04: /* Audio Control 2 */ - l_ch = 1; - r_ch = 1; - if (s->softstep && !(s->dac_power & (1 << 10))) { - l_ch = (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) > - s->volume_change + TSC_SOFTSTEP_DELAY); - r_ch = (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) > - s->volume_change + TSC_SOFTSTEP_DELAY); - } - - return s->audio_ctrl2 | (l_ch << 3) | (r_ch << 2); - - case 0x05: /* Stereo DAC Power Control */ - return 0x2aa0 | s->dac_power | - (((s->dac_power & (1 << 10)) && - (qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) > - s->powerdown + TSC_POWEROFF_DELAY)) << 6); - - case 0x06: /* Audio Control 3 */ - val = s->audio_ctrl3 | 0x0001; - s->audio_ctrl3 &= 0xff3f; - return val; - - case 0x07: /* LCH_BASS_BOOST_N0 */ - case 0x08: /* LCH_BASS_BOOST_N1 */ - case 0x09: /* LCH_BASS_BOOST_N2 */ - case 0x0a: /* LCH_BASS_BOOST_N3 */ - case 0x0b: /* LCH_BASS_BOOST_N4 */ - case 0x0c: /* LCH_BASS_BOOST_N5 */ - case 0x0d: /* LCH_BASS_BOOST_D1 */ - case 0x0e: /* LCH_BASS_BOOST_D2 */ - case 0x0f: /* LCH_BASS_BOOST_D4 */ - case 0x10: /* LCH_BASS_BOOST_D5 */ - case 0x11: /* RCH_BASS_BOOST_N0 */ - case 0x12: /* RCH_BASS_BOOST_N1 */ - case 0x13: /* RCH_BASS_BOOST_N2 */ - case 0x14: /* RCH_BASS_BOOST_N3 */ - case 0x15: /* RCH_BASS_BOOST_N4 */ - case 0x16: /* RCH_BASS_BOOST_N5 */ - case 0x17: /* RCH_BASS_BOOST_D1 */ - case 0x18: /* RCH_BASS_BOOST_D2 */ - case 0x19: /* RCH_BASS_BOOST_D4 */ - case 0x1a: /* RCH_BASS_BOOST_D5 */ - return s->filter_data[reg - 0x07]; - - case 0x1b: /* PLL Programmability 1 */ - return s->pll[0]; - - case 0x1c: /* PLL Programmability 2 */ - return s->pll[1]; - - case 0x1d: /* Audio Control 4 */ - return (!s->softstep) << 14; - - default: -#ifdef TSC_VERBOSE - fprintf(stderr, "tsc2102_audio_register_read: " - "no such register: 0x%02x\n", reg); -#endif - return 0xffff; - } -} - -static void tsc2102_data_register_write( - TSC210xState *s, int reg, uint16_t value) -{ - switch (reg) { - case 0x00: /* X */ - case 0x01: /* Y */ - case 0x02: /* Z1 */ - case 0x03: /* Z2 */ - case 0x05: /* BAT1 */ - case 0x06: /* BAT2 */ - case 0x07: /* AUX1 */ - case 0x08: /* AUX2 */ - case 0x09: /* TEMP1 */ - case 0x0a: /* TEMP2 */ - return; - - default: - qemu_log_mask(LOG_GUEST_ERROR, "tsc2102_data_register_write: " - "no such register: 0x%02x\n", reg); - } -} - -static void tsc2102_control_register_write( - TSC210xState *s, int reg, uint16_t value) -{ - switch (reg) { - case 0x00: /* TSC ADC */ - s->host_mode = value >> 15; - s->enabled = !(value & 0x4000); - if (s->busy && !s->enabled) - timer_del(s->timer); - s->busy = s->busy && s->enabled; - s->nextfunction = (value >> 10) & 0xf; - s->nextprecision = (value >> 8) & 3; - s->filter = value & 0xff; - return; - - case 0x01: /* Status / Keypad Control */ - if ((s->model & 0xff00) == 0x2100) - s->pin_func = value >> 14; - else { - s->kb.scan = (value >> 14) & 1; - s->kb.debounce = (value >> 11) & 7; - if (s->kb.intr && s->kb.scan) { - s->kb.intr = 0; - qemu_irq_raise(s->kbint); - } - } - return; - - case 0x02: /* DAC Control */ - if ((s->model & 0xff00) == 0x2300) { - s->dac_power &= 0x7fff; - s->dac_power |= 0x8000 & value; - } else - goto bad_reg; - break; - - case 0x03: /* Reference */ - s->ref = value & 0x1f; - return; - - case 0x04: /* Reset */ - if (value == 0xbb00) { - if (s->busy) - timer_del(s->timer); - tsc210x_reset(s); -#ifdef TSC_VERBOSE - } else { - fprintf(stderr, "tsc2102_control_register_write: " - "wrong value written into RESET\n"); -#endif - } - return; - - case 0x05: /* Configuration */ - s->timing = value & 0x3f; -#ifdef TSC_VERBOSE - if (value & ~0x3f) - fprintf(stderr, "tsc2102_control_register_write: " - "wrong value written into CONFIG\n"); -#endif - return; - - case 0x06: /* Secondary configuration */ - if ((s->model & 0xff00) == 0x2100) - goto bad_reg; - s->kb.mode = value >> 14; - s->pll[2] = value & 0x3ffff; - return; - - case 0x10: /* Keypad Mask */ - if ((s->model & 0xff00) == 0x2100) - goto bad_reg; - s->kb.mask = value; - return; - - default: - bad_reg: - qemu_log_mask(LOG_GUEST_ERROR, "tsc2102_control_register_write: " - "no such register: 0x%02x\n", reg); - } -} - -static void tsc2102_audio_register_write( - TSC210xState *s, int reg, uint16_t value) -{ - switch (reg) { - case 0x00: /* Audio Control 1 */ - s->audio_ctrl1 = value & 0x0f3f; -#ifdef TSC_VERBOSE - if ((value & ~0x0f3f) || ((value & 7) != ((value >> 3) & 7))) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into Audio 1\n"); -#endif - tsc2102_audio_rate_update(s); - tsc2102_audio_output_update(s); - return; - - case 0x01: -#ifdef TSC_VERBOSE - if (value != 0xff00) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into reg 0x01\n"); -#endif - return; - - case 0x02: /* DAC Volume Control */ - s->volume = value; - s->volume_change = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); - return; - - case 0x03: -#ifdef TSC_VERBOSE - if (value != 0x8b00) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into reg 0x03\n"); -#endif - return; - - case 0x04: /* Audio Control 2 */ - s->audio_ctrl2 = value & 0xf7f2; -#ifdef TSC_VERBOSE - if (value & ~0xf7fd) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into Audio 2\n"); -#endif - return; - - case 0x05: /* Stereo DAC Power Control */ - if ((value & ~s->dac_power) & (1 << 10)) - s->powerdown = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); - - s->dac_power = value & 0x9543; -#ifdef TSC_VERBOSE - if ((value & ~0x9543) != 0x2aa0) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into Power\n"); -#endif - tsc2102_audio_rate_update(s); - tsc2102_audio_output_update(s); - return; - - case 0x06: /* Audio Control 3 */ - s->audio_ctrl3 &= 0x00c0; - s->audio_ctrl3 |= value & 0xf800; -#ifdef TSC_VERBOSE - if (value & ~0xf8c7) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into Audio 3\n"); -#endif - tsc2102_audio_output_update(s); - return; - - case 0x07: /* LCH_BASS_BOOST_N0 */ - case 0x08: /* LCH_BASS_BOOST_N1 */ - case 0x09: /* LCH_BASS_BOOST_N2 */ - case 0x0a: /* LCH_BASS_BOOST_N3 */ - case 0x0b: /* LCH_BASS_BOOST_N4 */ - case 0x0c: /* LCH_BASS_BOOST_N5 */ - case 0x0d: /* LCH_BASS_BOOST_D1 */ - case 0x0e: /* LCH_BASS_BOOST_D2 */ - case 0x0f: /* LCH_BASS_BOOST_D4 */ - case 0x10: /* LCH_BASS_BOOST_D5 */ - case 0x11: /* RCH_BASS_BOOST_N0 */ - case 0x12: /* RCH_BASS_BOOST_N1 */ - case 0x13: /* RCH_BASS_BOOST_N2 */ - case 0x14: /* RCH_BASS_BOOST_N3 */ - case 0x15: /* RCH_BASS_BOOST_N4 */ - case 0x16: /* RCH_BASS_BOOST_N5 */ - case 0x17: /* RCH_BASS_BOOST_D1 */ - case 0x18: /* RCH_BASS_BOOST_D2 */ - case 0x19: /* RCH_BASS_BOOST_D4 */ - case 0x1a: /* RCH_BASS_BOOST_D5 */ - s->filter_data[reg - 0x07] = value; - return; - - case 0x1b: /* PLL Programmability 1 */ - s->pll[0] = value & 0xfffc; -#ifdef TSC_VERBOSE - if (value & ~0xfffc) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into PLL 1\n"); -#endif - return; - - case 0x1c: /* PLL Programmability 2 */ - s->pll[1] = value & 0xfffc; -#ifdef TSC_VERBOSE - if (value & ~0xfffc) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into PLL 2\n"); -#endif - return; - - case 0x1d: /* Audio Control 4 */ - s->softstep = !(value & 0x4000); -#ifdef TSC_VERBOSE - if (value & ~0x4000) - fprintf(stderr, "tsc2102_audio_register_write: " - "wrong value written into Audio 4\n"); -#endif - return; - - default: - qemu_log_mask(LOG_GUEST_ERROR, "tsc2102_audio_register_write: " - "no such register: 0x%02x\n", reg); - } -} - -/* This handles most of the chip logic. */ -static void tsc210x_pin_update(TSC210xState *s) -{ - int64_t expires; - bool pin_state; - - switch (s->pin_func) { - case 0: - pin_state = s->pressure; - break; - case 1: - pin_state = !!s->dav; - break; - case 2: - default: - pin_state = s->pressure && !s->dav; - } - - if (!s->enabled) - pin_state = false; - - if (pin_state != s->irq) { - s->irq = pin_state; - qemu_set_irq(s->pint, !s->irq); - } - - switch (s->nextfunction) { - case TSC_MODE_XY_SCAN: - case TSC_MODE_XYZ_SCAN: - if (!s->pressure) - return; - break; - - case TSC_MODE_X: - case TSC_MODE_Y: - case TSC_MODE_Z: - if (!s->pressure) - return; - /* Fall through */ - case TSC_MODE_BAT1: - case TSC_MODE_BAT2: - case TSC_MODE_AUX: - case TSC_MODE_TEMP1: - case TSC_MODE_TEMP2: - if (s->dav) - s->enabled = false; - break; - - case TSC_MODE_AUX_SCAN: - case TSC_MODE_PORT_SCAN: - break; - - case TSC_MODE_NO_SCAN: - case TSC_MODE_XX_DRV: - case TSC_MODE_YY_DRV: - case TSC_MODE_YX_DRV: - default: - return; - } - - if (!s->enabled || s->busy || s->dav) - return; - - s->busy = true; - s->precision = s->nextprecision; - s->function = s->nextfunction; - expires = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + - (NANOSECONDS_PER_SECOND >> 10); - timer_mod(s->timer, expires); -} - -static uint16_t tsc210x_read(TSC210xState *s) -{ - uint16_t ret = 0x0000; - - if (!s->command) - fprintf(stderr, "tsc210x_read: SPI underrun!\n"); - - switch (s->page) { - case TSC_DATA_REGISTERS_PAGE: - ret = tsc2102_data_register_read(s, s->offset); - if (!s->dav) - qemu_irq_raise(s->davint); - break; - case TSC_CONTROL_REGISTERS_PAGE: - ret = tsc2102_control_register_read(s, s->offset); - break; - case TSC_AUDIO_REGISTERS_PAGE: - ret = tsc2102_audio_register_read(s, s->offset); - break; - default: - hw_error("tsc210x_read: wrong memory page\n"); - } - - tsc210x_pin_update(s); - - /* Allow sequential reads. */ - s->offset ++; - s->state = false; - return ret; -} - -static void tsc210x_write(TSC210xState *s, uint16_t value) -{ - /* - * This is a two-state state machine for reading - * command and data every second time. - */ - if (!s->state) { - s->command = (value >> 15) != 0; - s->page = (value >> 11) & 0x0f; - s->offset = (value >> 5) & 0x3f; - s->state = true; - } else { - if (s->command) - fprintf(stderr, "tsc210x_write: SPI overrun!\n"); - else - switch (s->page) { - case TSC_DATA_REGISTERS_PAGE: - tsc2102_data_register_write(s, s->offset, value); - break; - case TSC_CONTROL_REGISTERS_PAGE: - tsc2102_control_register_write(s, s->offset, value); - break; - case TSC_AUDIO_REGISTERS_PAGE: - tsc2102_audio_register_write(s, s->offset, value); - break; - default: - hw_error("tsc210x_write: wrong memory page\n"); - } - - tsc210x_pin_update(s); - s->state = false; - } -} - -uint32_t tsc210x_txrx(void *opaque, uint32_t value, int len) -{ - TSC210xState *s = opaque; - uint32_t ret = 0; - - if (len != 16) { - qemu_log_mask(LOG_GUEST_ERROR, - "%s: bad SPI word width %i\n", __func__, len); - return 0; - } - - /* TODO: sequential reads etc - how do we make sure the host doesn't - * unintentionally read out a conversion result from a register while - * transmitting the command word of the next command? */ - if (!value || (s->state && s->command)) - ret = tsc210x_read(s); - if (value || (s->state && !s->command)) - tsc210x_write(s, value); - - return ret; -} - -static void tsc210x_timer_tick(void *opaque) -{ - TSC210xState *s = opaque; - - /* Timer ticked -- a set of conversions has been finished. */ - - if (!s->busy) - return; - - s->busy = false; - s->dav |= mode_regs[s->function]; - tsc210x_pin_update(s); - qemu_irq_lower(s->davint); -} - -static void tsc210x_touchscreen_event(void *opaque, - int x, int y, int z, int buttons_state) -{ - TSC210xState *s = opaque; - int p = s->pressure; - - if (buttons_state) { - s->x = x; - s->y = y; - } - s->pressure = !!buttons_state; - - /* - * Note: We would get better responsiveness in the guest by - * signaling TS events immediately, but for now we simulate - * the first conversion delay for sake of correctness. - */ - if (p != s->pressure) - tsc210x_pin_update(s); -} - -static void tsc210x_i2s_swallow(TSC210xState *s) -{ - if (s->dac_voice[0]) - tsc210x_out_flush(s, s->codec.out.len); - else - s->codec.out.len = 0; -} - -static void tsc210x_i2s_set_rate(TSC210xState *s, int in, int out) -{ - s->i2s_tx_rate = out; - s->i2s_rx_rate = in; -} - -static int tsc210x_pre_save(void *opaque) -{ - TSC210xState *s = (TSC210xState *) opaque; - s->now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); - - return 0; -} - -static int tsc210x_post_load(void *opaque, int version_id) -{ - TSC210xState *s = (TSC210xState *) opaque; - int64_t now = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); - - if (s->function >= ARRAY_SIZE(mode_regs)) { - return -EINVAL; - } - if (s->nextfunction >= ARRAY_SIZE(mode_regs)) { - return -EINVAL; - } - if (s->precision >= ARRAY_SIZE(resolution)) { - return -EINVAL; - } - if (s->nextprecision >= ARRAY_SIZE(resolution)) { - return -EINVAL; - } - - s->volume_change -= s->now; - s->volume_change += now; - s->powerdown -= s->now; - s->powerdown += now; - - s->busy = timer_pending(s->timer); - qemu_set_irq(s->pint, !s->irq); - qemu_set_irq(s->davint, !s->dav); - - return 0; -} - -static const VMStateField vmstatefields_tsc210x[] = { - VMSTATE_BOOL(enabled, TSC210xState), - VMSTATE_BOOL(host_mode, TSC210xState), - VMSTATE_BOOL(irq, TSC210xState), - VMSTATE_BOOL(command, TSC210xState), - VMSTATE_BOOL(pressure, TSC210xState), - VMSTATE_BOOL(softstep, TSC210xState), - VMSTATE_BOOL(state, TSC210xState), - VMSTATE_UINT16(dav, TSC210xState), - VMSTATE_INT32(x, TSC210xState), - VMSTATE_INT32(y, TSC210xState), - VMSTATE_UINT8(offset, TSC210xState), - VMSTATE_UINT8(page, TSC210xState), - VMSTATE_UINT8(filter, TSC210xState), - VMSTATE_UINT8(pin_func, TSC210xState), - VMSTATE_UINT8(ref, TSC210xState), - VMSTATE_UINT8(timing, TSC210xState), - VMSTATE_UINT8(noise, TSC210xState), - VMSTATE_UINT8(function, TSC210xState), - VMSTATE_UINT8(nextfunction, TSC210xState), - VMSTATE_UINT8(precision, TSC210xState), - VMSTATE_UINT8(nextprecision, TSC210xState), - VMSTATE_UINT16(audio_ctrl1, TSC210xState), - VMSTATE_UINT16(audio_ctrl2, TSC210xState), - VMSTATE_UINT16(audio_ctrl3, TSC210xState), - VMSTATE_UINT16_ARRAY(pll, TSC210xState, 3), - VMSTATE_UINT16(volume, TSC210xState), - VMSTATE_UINT16(dac_power, TSC210xState), - VMSTATE_INT64(volume_change, TSC210xState), - VMSTATE_INT64(powerdown, TSC210xState), - VMSTATE_INT64(now, TSC210xState), - VMSTATE_UINT16_ARRAY(filter_data, TSC210xState, 0x14), - VMSTATE_TIMER_PTR(timer, TSC210xState), - VMSTATE_END_OF_LIST() -}; - -static const VMStateDescription vmstate_tsc2102 = { - .name = "tsc2102", - .version_id = 1, - .minimum_version_id = 1, - .pre_save = tsc210x_pre_save, - .post_load = tsc210x_post_load, - .fields = vmstatefields_tsc210x, -}; - -static const VMStateDescription vmstate_tsc2301 = { - .name = "tsc2301", - .version_id = 1, - .minimum_version_id = 1, - .pre_save = tsc210x_pre_save, - .post_load = tsc210x_post_load, - .fields = vmstatefields_tsc210x, -}; - -static void tsc210x_init(TSC210xState *s, - const char *name, - const VMStateDescription *vmsd) -{ - s->tr[0] = 0; - s->tr[1] = 1; - s->tr[2] = 1; - s->tr[3] = 0; - s->tr[4] = 1; - s->tr[5] = 0; - s->tr[6] = 1; - s->tr[7] = 0; - - s->chip.opaque = s; - s->chip.send = (void *) tsc210x_write; - s->chip.receive = (void *) tsc210x_read; - - s->codec.opaque = s; - s->codec.tx_swallow = (void *) tsc210x_i2s_swallow; - s->codec.set_rate = (void *) tsc210x_i2s_set_rate; - s->codec.in.fifo = s->in_fifo; - s->codec.out.fifo = s->out_fifo; - - tsc210x_reset(s); - - qemu_add_mouse_event_handler(tsc210x_touchscreen_event, s, 1, name); - - if (current_machine->audiodev) { - s->card.name = g_strdup(current_machine->audiodev); - s->card.state = audio_state_by_name(s->card.name, &error_fatal); - } - AUD_register_card(s->name, &s->card, &error_fatal); - - qemu_register_reset((void *) tsc210x_reset, s); - vmstate_register(NULL, 0, vmsd, s); -} - -uWireSlave *tsc2102_init(qemu_irq pint) -{ - TSC210xState *s; - - s = g_new0(TSC210xState, 1); - s->x = 160; - s->y = 160; - s->pressure = 0; - s->precision = s->nextprecision = 0; - s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, tsc210x_timer_tick, s); - s->pint = pint; - s->model = 0x2102; - s->name = "tsc2102"; - - tsc210x_init(s, "QEMU TSC2102-driven Touchscreen", &vmstate_tsc2102); - - return &s->chip; -} - -uWireSlave *tsc2301_init(qemu_irq penirq, qemu_irq kbirq, qemu_irq dav) -{ - TSC210xState *s; - - s = g_new0(TSC210xState, 1); - s->x = 400; - s->y = 240; - s->pressure = 0; - s->precision = s->nextprecision = 0; - s->timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, tsc210x_timer_tick, s); - s->pint = penirq; - s->kbint = kbirq; - s->davint = dav; - s->model = 0x2301; - s->name = "tsc2301"; - - tsc210x_init(s, "QEMU TSC2301-driven Touchscreen", &vmstate_tsc2301); - - return &s->chip; -} - -I2SCodec *tsc210x_codec(uWireSlave *chip) -{ - TSC210xState *s = (TSC210xState *) chip->opaque; - - return &s->codec; -} - -/* - * Use tslib generated calibration data to generate ADC input values - * from the touchscreen. Assuming 12-bit precision was used during - * tslib calibration. - */ -void tsc210x_set_transform(uWireSlave *chip, const MouseTransformInfo *info) -{ - TSC210xState *s = (TSC210xState *) chip->opaque; -#if 0 - int64_t ltr[8]; - - ltr[0] = (int64_t) info->a[1] * info->y; - ltr[1] = (int64_t) info->a[4] * info->x; - ltr[2] = (int64_t) info->a[1] * info->a[3] - - (int64_t) info->a[4] * info->a[0]; - ltr[3] = (int64_t) info->a[2] * info->a[4] - - (int64_t) info->a[5] * info->a[1]; - ltr[4] = (int64_t) info->a[0] * info->y; - ltr[5] = (int64_t) info->a[3] * info->x; - ltr[6] = (int64_t) info->a[4] * info->a[0] - - (int64_t) info->a[1] * info->a[3]; - ltr[7] = (int64_t) info->a[2] * info->a[3] - - (int64_t) info->a[5] * info->a[0]; - - /* Avoid integer overflow */ - s->tr[0] = ltr[0] >> 11; - s->tr[1] = ltr[1] >> 11; - s->tr[2] = muldiv64(ltr[2], 1, info->a[6]); - s->tr[3] = muldiv64(ltr[3], 1 << 4, ltr[2]); - s->tr[4] = ltr[4] >> 11; - s->tr[5] = ltr[5] >> 11; - s->tr[6] = muldiv64(ltr[6], 1, info->a[6]); - s->tr[7] = muldiv64(ltr[7], 1 << 4, ltr[6]); -#else - - /* This version assumes touchscreen X & Y axis are parallel or - * perpendicular to LCD's X & Y axis in some way. */ - if (abs(info->a[0]) > abs(info->a[1])) { - s->tr[0] = 0; - s->tr[1] = -info->a[6] * info->x; - s->tr[2] = info->a[0]; - s->tr[3] = -info->a[2] / info->a[0]; - s->tr[4] = info->a[6] * info->y; - s->tr[5] = 0; - s->tr[6] = info->a[4]; - s->tr[7] = -info->a[5] / info->a[4]; - } else { - s->tr[0] = info->a[6] * info->y; - s->tr[1] = 0; - s->tr[2] = info->a[1]; - s->tr[3] = -info->a[2] / info->a[1]; - s->tr[4] = 0; - s->tr[5] = -info->a[6] * info->x; - s->tr[6] = info->a[3]; - s->tr[7] = -info->a[5] / info->a[3]; - } - - s->tr[0] >>= 11; - s->tr[1] >>= 11; - s->tr[3] <<= 4; - s->tr[4] >>= 11; - s->tr[5] >>= 11; - s->tr[7] <<= 4; -#endif -} - -void tsc210x_key_event(uWireSlave *chip, int key, int down) -{ - TSC210xState *s = (TSC210xState *) chip->opaque; - - if (down) - s->kb.down |= 1 << key; - else - s->kb.down &= ~(1 << key); - - if (down && (s->kb.down & ~s->kb.mask) && !s->kb.intr) { - s->kb.intr = 1; - qemu_irq_lower(s->kbint); - } else if (s->kb.intr && !(s->kb.down & ~s->kb.mask) && - !(s->kb.mode & 1)) { - s->kb.intr = 0; - qemu_irq_raise(s->kbint); - } -} diff --git a/hw/input/Kconfig b/hw/input/Kconfig index 01a64a9aa7e..6f3ffbc5aa1 100644 --- a/hw/input/Kconfig +++ b/hw/input/Kconfig @@ -35,8 +35,5 @@ config VHOST_USER_INPUT default y depends on VIRTIO_INPUT && VHOST_USER -config TSC210X - bool - config LASIPS2 select PS2 diff --git a/hw/input/meson.build b/hw/input/meson.build index 064d1e47802..f12796fb695 100644 --- a/hw/input/meson.build +++ b/hw/input/meson.build @@ -10,5 +10,4 @@ system_ss.add(when: 'CONFIG_VIRTIO_INPUT', if_true: files('virtio-input.c')) system_ss.add(when: 'CONFIG_VIRTIO_INPUT', if_true: files('virtio-input-hid.c')) system_ss.add(when: 'CONFIG_VIRTIO_INPUT_HOST', if_true: files('virtio-input-host.c')) -system_ss.add(when: 'CONFIG_TSC210X', if_true: files('tsc210x.c')) system_ss.add(when: 'CONFIG_LASIPS2', if_true: files('lasips2.c'))