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Diffstat (limited to 'sys/i386/isa/sound/pss.c')
| -rw-r--r-- | sys/i386/isa/sound/pss.c | 693 |
1 files changed, 0 insertions, 693 deletions
diff --git a/sys/i386/isa/sound/pss.c b/sys/i386/isa/sound/pss.c deleted file mode 100644 index a6a5b65..0000000 --- a/sys/i386/isa/sound/pss.c +++ /dev/null @@ -1,693 +0,0 @@ -/* - * sound/pss.c - * - * The low level driver for the Personal Sound System (ECHO ESC614). - * - * Copyright by Hannu Savolainen 1993 - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are - * met: 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. 2. - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY - * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED - * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE - * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR - * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR - * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER - * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ - -#include <i386/isa/sound/sound_config.h> - -#if defined(CONFIG_PSS) && defined(CONFIG_AUDIO) - -/* - * PSS registers. - */ -#define REG(x) (devc->base+x) -#define PSS_DATA 0 -#define PSS_STATUS 2 -#define PSS_CONTROL 2 -#define PSS_ID 4 -#define PSS_IRQACK 4 -#define PSS_PIO 0x1a - -/* - * Config registers - */ -#define CONF_PSS 0x10 -#define CONF_WSS 0x12 -#define CONF_SB 0x13 -#define CONF_CDROM 0x16 -#define CONF_MIDI 0x18 - -/* - * Status bits. - */ -#define PSS_FLAG3 0x0800 -#define PSS_FLAG2 0x0400 -#define PSS_FLAG1 0x1000 -#define PSS_FLAG0 0x0800 -#define PSS_WRITE_EMPTY 0x8000 -#define PSS_READ_FULL 0x4000 - -#include "coproc.h" - -#ifdef PSS_HAVE_LD -#include "synth-ld.h" -#else -static int pss_synthLen = 0; -static u_char pss_synth[1] = -{0}; - -#endif - -typedef struct pss_config { - int base; - int irq; - int dma; - sound_os_info *osp; -} pss_config; - -static pss_config pss_data; -static pss_config *devc = &pss_data; - -static int pss_initialized = 0; -static int nonstandard_microcode = 0; - -int -probe_pss(struct address_info * hw_config) -{ - u_short id; - int irq, dma; - - devc->base = hw_config->io_base; - irq = devc->irq = hw_config->irq; - dma = devc->dma = hw_config->dma; - devc->osp = hw_config->osp; - - /* these are the possible addresses */ - if (devc->base != 0x220 && devc->base != 0x240 && - devc->base != 0x230 && devc->base != 0x250) - return 0; - - /* these are the possible irqs */ - if (irq != 3 && irq != 5 && irq != 7 && irq != 9 && - irq != 10 && irq != 11 && irq != 12) - return 0; - - /* and these are the possible dmas */ - if (dma != 5 && dma != 6 && dma != 7) - return 0; - - id = inb(REG(PSS_ID)); - - /* XXX the following test cannot possibly succeed! - lr970714 */ - if ((id >> 8) != 'E') { - /* - * printf ("No PSS signature detected at 0x%x (0x%x)\n", - * devc->base, id); - */ - return 0; - } - return 1; -} - -static int -set_irq(pss_config * devc, int dev, int irq) -{ - static u_short irq_bits[16] = - { - 0x0000, 0x0000, 0x0000, 0x0008, - 0x0000, 0x0010, 0x0000, 0x0018, - 0x0000, 0x0020, 0x0028, 0x0030, - 0x0038, 0x0000, 0x0000, 0x0000 - }; - - u_short tmp, bits; - - if (irq < 0 || irq > 15) - return 0; - - tmp = inb(REG(dev)) & ~0x38; /* Load confreg, mask IRQ bits out */ - - if ((bits = irq_bits[irq]) == 0 && irq != 0) { - printf("PSS: Invalid IRQ %d\n", irq); - return 0; - } - outw(REG(dev), tmp | bits); - return 1; -} - -static int -set_io_base(pss_config * devc, int dev, int base) -{ - u_short tmp = inb(REG(dev)) & 0x003f; - u_short bits = (base & 0x0ffc) << 4; - - outw(REG(dev), bits | tmp); - - return 1; -} - -static int -set_dma(pss_config * devc, int dev, int dma) -{ - static u_short dma_bits[8] = - { - 0x0001, 0x0002, 0x0000, 0x0003, - 0x0000, 0x0005, 0x0006, 0x0007 - }; - - u_short tmp, bits; - - if (dma < 0 || dma > 7) - return 0; - - tmp = inb(REG(dev)) & ~0x07; /* Load confreg, mask DMA bits out */ - - if ((bits = dma_bits[dma]) == 0 && dma != 4) { - printf("PSS: Invalid DMA %d\n", dma); - return 0; - } - outw(REG(dev), tmp | bits); - return 1; -} - -static int -pss_reset_dsp(pss_config * devc) -{ - u_long i, limit = get_time() + 10; - - outw(REG(PSS_CONTROL), 0x2000); - - for (i = 0; i < 32768 && get_time() < limit; i++) - inb(REG(PSS_CONTROL)); - - outw(REG(PSS_CONTROL), 0x0000); - - return 1; -} - -static int -pss_put_dspword(pss_config * devc, u_short word) -{ - int i, val; - - for (i = 0; i < 327680; i++) { - val = inb(REG(PSS_STATUS)); - if (val & PSS_WRITE_EMPTY) { - outw(REG(PSS_DATA), word); - return 1; - } - } - return 0; -} - -static int -pss_get_dspword(pss_config * devc, u_short *word) -{ - int i, val; - - for (i = 0; i < 327680; i++) { - val = inb(REG(PSS_STATUS)); - if (val & PSS_READ_FULL) { - *word = inb(REG(PSS_DATA)); - return 1; - } - } - - return 0; -} - -static int -pss_download_boot(pss_config * devc, u_char *block, int size, int flags) -{ - int i, limit, val, count; - - if (flags & CPF_FIRST) { - /* _____ Warn DSP software that a boot is coming */ - outw(REG(PSS_DATA), 0x00fe); - - limit = get_time() + 10; - - for (i = 0; i < 32768 && get_time() < limit; i++) - if (inb(REG(PSS_DATA)) == 0x5500) - break; - - outw(REG(PSS_DATA), *block++); - - pss_reset_dsp(devc); - } - count = 1; - while (1) { - int j; - - for (j = 0; j < 327670; j++) { - /* _____ Wait for BG to appear */ - if (inb(REG(PSS_STATUS)) & PSS_FLAG3) - break; - } - - if (j == 327670) { - /* It's ok we timed out when the file was empty */ - if (count >= size && flags & CPF_LAST) - break; - else { - printf("\nPSS: DownLoad timeout problems, byte %d=%d\n", - count, size); - return 0; - } - } - /* _____ Send the next byte */ - outw(REG(PSS_DATA), *block++); - count++; - } - - if (flags & CPF_LAST) { - /* _____ Why */ - outw(REG(PSS_DATA), 0); - - limit = get_time() + 10; - for (i = 0; i < 32768 && get_time() < limit; i++) - val = inb(REG(PSS_STATUS)); - - limit = get_time() + 10; - for (i = 0; i < 32768 && get_time() < limit; i++) { - val = inb(REG(PSS_STATUS)); - if (val & 0x4000) - break; - } - - /* now read the version */ - for (i = 0; i < 32000; i++) { - val = inb(REG(PSS_STATUS)); - if (val & PSS_READ_FULL) - break; - } - if (i == 32000) - return 0; - - val = inb(REG(PSS_DATA)); - /* - * printf("<PSS: microcode version %d.%d loaded>", val/16, - * val % 16); - */ - } - return 1; -} - -void -attach_pss(struct address_info * hw_config) -{ - u_short id; - char tmp[100]; - - devc->base = hw_config->io_base; - devc->irq = hw_config->irq; - devc->dma = hw_config->dma; - devc->osp = hw_config->osp; - - if (!probe_pss(hw_config)) - return; - - id = inb(REG(PSS_ID)) & 0x00ff; - - /* - * Disable all emulations. Will be enabled later (if required). - */ - outw(REG(CONF_PSS), 0x0000); - outw(REG(CONF_WSS), 0x0000); - outw(REG(CONF_SB), 0x0000); - outw(REG(CONF_MIDI), 0x0000); - outw(REG(CONF_CDROM), 0x0000); - -#if YOU_REALLY_WANT_TO_ALLOCATE_THESE_RESOURCES - if (0) { - printf("pss.c: Can't allocate DMA channel\n"); - return; - } - if (!set_irq(devc, CONF_PSS, devc->irq)) { - printf("PSS: IRQ error\n"); - return; - } - if (!set_dma(devc, CONF_PSS, devc->dma)) { - printf("PSS: DRQ error\n"); - return; - } -#endif - - pss_initialized = 1; - snprintf(tmp, sizeof(tmp), "ECHO-PSS Rev. %d", id); - conf_printf(tmp, hw_config); - - return; -} - -int -probe_pss_mpu(struct address_info * hw_config) -{ - int timeout; - - if (!pss_initialized) - return 0; - - if (0) { - printf("PSS: MPU I/O port conflict\n"); - return 0; - } - if (!set_io_base(devc, CONF_MIDI, hw_config->io_base)) { - printf("PSS: MIDI base error.\n"); - return 0; - } - if (!set_irq(devc, CONF_MIDI, hw_config->irq)) { - printf("PSS: MIDI IRQ error.\n"); - return 0; - } - if (!pss_synthLen) { - printf("PSS: Can't enable MPU. MIDI synth microcode not available.\n"); - return 0; - } - if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST)) { - printf("PSS: Unable to load MIDI synth microcode to DSP.\n"); - return 0; - } - /* - * Finally wait until the DSP algorithm has initialized itself and - * deactivates receive interrupt. - */ - - for (timeout = 900000; timeout > 0; timeout--) { - if ((inb(hw_config->io_base + 1) & 0x80) == 0) /* Input data avail */ - inb(hw_config->io_base); /* Discard it */ - else - break; /* No more input */ - } - -#if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI) - return probe_mpu401(hw_config); -#else - return 0 -#endif -} - -static int -pss_coproc_open(void *dev_info, int sub_device) -{ - switch (sub_device) { - case COPR_MIDI: - - if (pss_synthLen == 0) { - printf("PSS: MIDI synth microcode not available.\n"); - return -(EIO); - } - if (nonstandard_microcode) - if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST)) { - printf("PSS: Unable to load MIDI synth microcode to DSP.\n"); - return -(EIO); - } - nonstandard_microcode = 0; - break; - - default:; - } - return 0; -} - -static void -pss_coproc_close(void *dev_info, int sub_device) -{ - return; -} - -static void -pss_coproc_reset(void *dev_info) -{ - if (pss_synthLen) - if (!pss_download_boot(devc, pss_synth, pss_synthLen, CPF_FIRST | CPF_LAST)) { - printf("PSS: Unable to load MIDI synth microcode to DSP.\n"); - } - nonstandard_microcode = 0; -} - -static int -download_boot_block(void *dev_info, copr_buffer * buf) -{ - if (buf->len <= 0 || buf->len > sizeof(buf->data)) - return -(EINVAL); - - if (!pss_download_boot(devc, buf->data, buf->len, buf->flags)) { - printf("PSS: Unable to load microcode block to DSP.\n"); - return -(EIO); - } - nonstandard_microcode = 1; /* The MIDI microcode has been - * overwritten */ - - return 0; -} - -static int -pss_coproc_ioctl(void *dev_info, u_int cmd, ioctl_arg arg, int local) -{ - /* printf("PSS coproc ioctl %x %x %d\n", cmd, arg, local); */ - - switch (cmd) { - case SNDCTL_COPR_RESET: - pss_coproc_reset(dev_info); - return 0; - break; - - case SNDCTL_COPR_LOAD: - { - copr_buffer *buf; - int err; - - buf = (copr_buffer *) malloc(sizeof(copr_buffer), M_TEMP, M_WAITOK); - if (buf == NULL) - return -(ENOSPC); - - bcopy(&(((char *) arg)[0]), (char *) buf, sizeof(*buf)); - err = download_boot_block(dev_info, buf); - free(buf, M_TEMP); - return err; - } - break; - - case SNDCTL_COPR_RDATA: - { - copr_debug_buf buf; - u_long flags; - u_short tmp; - - bcopy(&(((char *) arg)[0]), (char *) &buf, sizeof(buf)); - - flags = splhigh(); - if (!pss_put_dspword(devc, 0x00d0)) { - splx(flags); - return -(EIO); - } - if (!pss_put_dspword(devc, (u_short) (buf.parm1 & 0xffff))) { - splx(flags); - return -(EIO); - } - if (!pss_get_dspword(devc, &tmp)) { - splx(flags); - return -(EIO); - } - buf.parm1 = tmp; - splx(flags); - - bcopy(&buf, &(((char *) arg)[0]), sizeof(buf)); - return 0; - } - break; - - case SNDCTL_COPR_WDATA: - { - copr_debug_buf buf; - u_long flags; - u_short tmp; - - bcopy(&(((char *) arg)[0]), (char *) &buf, sizeof(buf)); - - flags = splhigh(); - if (!pss_put_dspword(devc, 0x00d1)) { - splx(flags); - return -(EIO); - } - if (!pss_put_dspword(devc, (u_short) (buf.parm1 & 0xffff))) { - splx(flags); - return -(EIO); - } - tmp = (u_int) buf.parm2 & 0xffff; - if (!pss_put_dspword(devc, tmp)) { - splx(flags); - return -(EIO); - } - splx(flags); - return 0; - } - break; - - case SNDCTL_COPR_WCODE: - { - copr_debug_buf buf; - u_long flags; - u_short tmp; - - bcopy(&(((char *) arg)[0]), (char *) &buf, sizeof(buf)); - - flags = splhigh(); - if (!pss_put_dspword(devc, 0x00d3)) { - splx(flags); - return -(EIO); - } - if (!pss_put_dspword(devc, (u_short) (buf.parm1 & 0xffff))) { - splx(flags); - return -(EIO); - } - tmp = ((u_int) buf.parm2 >> 8) & 0xffff; - if (!pss_put_dspword(devc, tmp)) { - splx(flags); - return -(EIO); - } - tmp = (u_int) buf.parm2 & 0x00ff; - if (!pss_put_dspword(devc, tmp)) { - splx(flags); - return -(EIO); - } - splx(flags); - return 0; - } - break; - - case SNDCTL_COPR_RCODE: - { - copr_debug_buf buf; - u_long flags; - u_short tmp; - - bcopy(&(((char *) arg)[0]), (char *) &buf, sizeof(buf)); - - flags = splhigh(); - if (!pss_put_dspword(devc, 0x00d2)) { - splx(flags); - return -(EIO); - } - if (!pss_put_dspword(devc, (u_short) (buf.parm1 & 0xffff))) { - splx(flags); - return -(EIO); - } - if (!pss_get_dspword(devc, &tmp)) { /* Read msb */ - splx(flags); - return -(EIO); - } - buf.parm1 = tmp << 8; - - if (!pss_get_dspword(devc, &tmp)) { /* Read lsb */ - splx(flags); - return -(EIO); - } - buf.parm1 |= tmp & 0x00ff; - - splx(flags); - - bcopy(&buf, &(((char *) arg)[0]), sizeof(buf)); - return 0; - } - break; - - default: - return -(EINVAL); - } - - return -(EINVAL); -} - -static coproc_operations pss_coproc_operations = -{ - "ADSP-2115", - pss_coproc_open, - pss_coproc_close, - pss_coproc_ioctl, - pss_coproc_reset, - &pss_data -}; - -void -attach_pss_mpu(struct address_info * hw_config) -{ - int prev_devs; - -#if (defined(CONFIG_MPU401) || defined(CONFIG_MPU_EMU)) && defined(CONFIG_MIDI) - prev_devs = num_midis; - attach_mpu401(hw_config); - - if (num_midis == (prev_devs + 1)) /* The MPU driver installed - * itself */ - midi_devs[prev_devs]->coproc = &pss_coproc_operations; -#endif -} - -int -probe_pss_mss(struct address_info * hw_config) -{ - int timeout; - - if (!pss_initialized) - return 0; - - if (0) { - printf("PSS: WSS I/O port conflict\n"); - return 0; - } - if (!set_io_base(devc, CONF_WSS, hw_config->io_base)) { - printf("PSS: WSS base error.\n"); - return 0; - } - if (!set_irq(devc, CONF_WSS, hw_config->irq)) { - printf("PSS: WSS IRQ error.\n"); - return 0; - } - if (!set_dma(devc, CONF_WSS, hw_config->dma)) { - printf("PSS: WSS DRQ error\n"); - return 0; - } - /* - * For some reason the card returns 0xff in the WSS status register - * immediately after boot. Propably MIDI+SB emulation algorithm - * downloaded to the ADSP2115 spends some time initializing the card. - * Let's try to wait until it finishes this task. - */ - for (timeout = 0; - timeout < 100000 && (inb(hw_config->io_base + 3) & 0x3f) != 0x04; - timeout++); - - return probe_mss(hw_config); -} - -void -attach_pss_mss(struct address_info * hw_config) -{ - int prev_devs; - long ret; - - prev_devs = num_audiodevs; - attach_mss(hw_config); - - /* Check if The MSS driver installed itself */ - if (num_audiodevs == (prev_devs + 1)) - audio_devs[prev_devs]->coproc = &pss_coproc_operations; -} - -#endif |
