emi26: use request_firmware()
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
This commit is contained in:
David Woodhouse
David Woodhouse
parent
3edbf98b86
commit
ae93a55bf9
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@ -16,18 +16,8 @@
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#include <linux/init.h>
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#include <linux/usb.h>
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#include <linux/delay.h>
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#define MAX_INTEL_HEX_RECORD_LENGTH 16
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typedef struct _INTEL_HEX_RECORD
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{
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__u32 length;
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__u32 address;
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__u32 type;
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__u8 data[MAX_INTEL_HEX_RECORD_LENGTH];
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} INTEL_HEX_RECORD, *PINTEL_HEX_RECORD;
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/* include firmware (variables) */
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#include "emi26_fw.h"
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#include <linux/firmware.h>
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#include <linux/ihex.h>
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#define EMI26_VENDOR_ID 0x086a /* Emagic Soft-und Hardware GmBH */
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#define EMI26_PRODUCT_ID 0x0100 /* EMI 2|6 without firmware */
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@ -40,7 +30,9 @@ typedef struct _INTEL_HEX_RECORD
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#define CPUCS_REG 0x7F92 /* EZ-USB Control and Status Register. Bit 0 controls 8051 reset */
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#define INTERNAL_RAM(address) (address <= MAX_INTERNAL_ADDRESS)
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static int emi26_writememory( struct usb_device *dev, int address, unsigned char *data, int length, __u8 bRequest);
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static int emi26_writememory( struct usb_device *dev, int address,
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const unsigned char *data, int length,
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__u8 bRequest);
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static int emi26_set_reset(struct usb_device *dev, unsigned char reset_bit);
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static int emi26_load_firmware (struct usb_device *dev);
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static int emi26_probe(struct usb_interface *intf, const struct usb_device_id *id);
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@ -50,7 +42,9 @@ static void __exit emi26_exit (void);
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/* thanks to drivers/usb/serial/keyspan_pda.c code */
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static int emi26_writememory (struct usb_device *dev, int address, unsigned char *data, int length, __u8 request)
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static int emi26_writememory (struct usb_device *dev, int address,
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const unsigned char *data, int length,
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__u8 request)
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{
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int result;
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unsigned char *buffer = kmemdup(data, length, GFP_KERNEL);
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@ -83,9 +77,12 @@ static int emi26_set_reset (struct usb_device *dev, unsigned char reset_bit)
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static int emi26_load_firmware (struct usb_device *dev)
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{
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const struct firmware *loader_fw = NULL;
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const struct firmware *bitstream_fw = NULL;
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const struct firmware *firmware_fw = NULL;
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const struct ihex_binrec *rec;
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int err;
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int i;
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int pos = 0; /* Position in hex record */
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__u32 addr; /* Address to write */
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__u8 *buf;
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@ -96,6 +93,23 @@ static int emi26_load_firmware (struct usb_device *dev)
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goto wraperr;
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}
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err = request_ihex_firmware(&loader_fw, "emi26/loader.fw", &dev->dev);
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if (err)
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goto nofw;
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err = request_ihex_firmware(&bitstream_fw, "emi26/bitstream.fw",
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&dev->dev);
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if (err)
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goto nofw;
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err = request_ihex_firmware(&firmware_fw, "emi26/firmware.fw",
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&dev->dev);
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if (err) {
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nofw:
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err( "%s - request_firmware() failed", __func__);
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goto wraperr;
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}
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/* Assert reset (stop the CPU in the EMI) */
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err = emi26_set_reset(dev,1);
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if (err < 0) {
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@ -103,13 +117,17 @@ static int emi26_load_firmware (struct usb_device *dev)
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goto wraperr;
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}
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rec = (const struct ihex_binrec *)loader_fw->data;
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/* 1. We need to put the loader for the FPGA into the EZ-USB */
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for (i=0; g_Loader[i].type == 0; i++) {
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err = emi26_writememory(dev, g_Loader[i].address, g_Loader[i].data, g_Loader[i].length, ANCHOR_LOAD_INTERNAL);
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while (rec) {
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err = emi26_writememory(dev, be32_to_cpu(rec->addr),
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rec->data, be16_to_cpu(rec->len),
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ANCHOR_LOAD_INTERNAL);
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if (err < 0) {
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err("%s - error loading firmware: error = %d", __func__, err);
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goto wraperr;
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}
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rec = ihex_next_binrec(rec);
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}
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/* De-assert reset (let the CPU run) */
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@ -123,15 +141,16 @@ static int emi26_load_firmware (struct usb_device *dev)
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/* 2. We upload the FPGA firmware into the EMI
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* Note: collect up to 1023 (yes!) bytes and send them with
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* a single request. This is _much_ faster! */
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rec = (const struct ihex_binrec *)bitstream_fw->data;
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do {
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i = 0;
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addr = g_bitstream[pos].address;
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addr = be32_to_cpu(rec->addr);
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/* intel hex records are terminated with type 0 element */
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while ((g_bitstream[pos].type == 0) && (i + g_bitstream[pos].length < FW_LOAD_SIZE)) {
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memcpy(buf + i, g_bitstream[pos].data, g_bitstream[pos].length);
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i += g_bitstream[pos].length;
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pos++;
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while (rec && (i + be16_to_cpu(rec->len) < FW_LOAD_SIZE)) {
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memcpy(buf + i, rec->data, be16_to_cpu(rec->len));
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i += be16_to_cpu(rec->len);
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rec = ihex_next_binrec(rec);
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}
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err = emi26_writememory(dev, addr, buf, i, ANCHOR_LOAD_FPGA);
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if (err < 0) {
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@ -148,8 +167,11 @@ static int emi26_load_firmware (struct usb_device *dev)
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}
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/* 3. We need to put the loader for the firmware into the EZ-USB (again...) */
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for (i=0; g_Loader[i].type == 0; i++) {
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err = emi26_writememory(dev, g_Loader[i].address, g_Loader[i].data, g_Loader[i].length, ANCHOR_LOAD_INTERNAL);
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for (rec = (const struct ihex_binrec *)loader_fw->data;
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rec; rec = ihex_next_binrec(rec)) {
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err = emi26_writememory(dev, be32_to_cpu(rec->addr),
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rec->data, be16_to_cpu(rec->len),
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ANCHOR_LOAD_INTERNAL);
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if (err < 0) {
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err("%s - error loading firmware: error = %d", __func__, err);
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goto wraperr;
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@ -165,9 +187,13 @@ static int emi26_load_firmware (struct usb_device *dev)
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}
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/* 4. We put the part of the firmware that lies in the external RAM into the EZ-USB */
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for (i=0; g_Firmware[i].type == 0; i++) {
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if (!INTERNAL_RAM(g_Firmware[i].address)) {
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err = emi26_writememory(dev, g_Firmware[i].address, g_Firmware[i].data, g_Firmware[i].length, ANCHOR_LOAD_EXTERNAL);
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for (rec = (const struct ihex_binrec *)firmware_fw->data;
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rec; rec = ihex_next_binrec(rec)) {
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if (!INTERNAL_RAM(be32_to_cpu(rec->addr))) {
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err = emi26_writememory(dev, be32_to_cpu(rec->addr),
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rec->data, be16_to_cpu(rec->len),
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ANCHOR_LOAD_EXTERNAL);
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if (err < 0) {
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err("%s - error loading firmware: error = %d", __func__, err);
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goto wraperr;
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@ -182,9 +208,12 @@ static int emi26_load_firmware (struct usb_device *dev)
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goto wraperr;
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}
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for (i=0; g_Firmware[i].type == 0; i++) {
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if (INTERNAL_RAM(g_Firmware[i].address)) {
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err = emi26_writememory(dev, g_Firmware[i].address, g_Firmware[i].data, g_Firmware[i].length, ANCHOR_LOAD_INTERNAL);
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for (rec = (const struct ihex_binrec *)firmware_fw->data;
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rec; rec = ihex_next_binrec(rec)) {
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if (INTERNAL_RAM(be32_to_cpu(rec->addr))) {
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err = emi26_writememory(dev, be32_to_cpu(rec->addr),
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rec->data, be16_to_cpu(rec->len),
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ANCHOR_LOAD_INTERNAL);
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if (err < 0) {
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err("%s - error loading firmware: error = %d", __func__, err);
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goto wraperr;
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@ -205,6 +234,10 @@ static int emi26_load_firmware (struct usb_device *dev)
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err = 1;
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wraperr:
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release_firmware(loader_fw);
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release_firmware(bitstream_fw);
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release_firmware(firmware_fw);
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kfree(buf);
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return err;
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}
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@ -257,5 +290,8 @@ MODULE_AUTHOR("Tapio Laxström");
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MODULE_DESCRIPTION("Emagic EMI 2|6 firmware loader.");
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MODULE_LICENSE("GPL");
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MODULE_FIRMWARE("emi26/loader.fw");
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MODULE_FIRMWARE("emi26/bitstream.fw");
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MODULE_FIRMWARE("emi26/firmware.fw");
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/* vi:ai:syntax=c:sw=8:ts=8:tw=80
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*/
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File diff suppressed because it is too large
Load Diff
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@ -27,6 +27,8 @@ fw-shipped-$(CONFIG_SND_MAESTRO3) += ess/maestro3_assp_kernel.fw \
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ess/maestro3_assp_minisrc.fw
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fw-shipped-$(CONFIG_SND_YMFPCI) += yamaha/ds1_ctrl.fw yamaha/ds1_dsp.fw \
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yamaha/ds1e_ctrl.fw
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fw-shipped-$(CONFIG_USB_EMI26) += emi26/loader.fw emi26/firmware.fw \
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emi26/bitstream.fw
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fw-shipped-$(CONFIG_USB_KAWETH) += kaweth/new_code.bin kaweth/trigger_code.bin \
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kaweth/new_code_fix.bin \
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kaweth/trigger_code_fix.bin
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@ -133,3 +133,37 @@ Licence: GPLv2+
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Compiled from original 8051 source into Intel HEX, used in our binary ihex form.
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--------------------------------------------------------------------------
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Driver: emi26 -- EMI 2|6 USB Audio interface
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File: emi26/bitstream.fw
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Info: VERSION=1.1.1.131 DATE=2001dec06
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File: emi26/firmware.fw
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Info: VERSION=1.0.2.916 DATE=12.02.2002
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File: emi26/loader.fw
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Converted from Intel HEX files, used in our binary representation of ihex.
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Original licence information:
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/*
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* This firmware is for the Emagic EMI 2|6 Audio Interface
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*
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* The firmware contained herein is Copyright (c) 1999-2002 Emagic
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* as an unpublished work. This notice does not imply unrestricted
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* or public access to this firmware which is a trade secret of Emagic,
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* and which may not be reproduced, used, sold or transferred to
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* any third party without Emagic's written consent. All Rights Reserved.
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*
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* Permission is hereby granted for the distribution of this firmware
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* image as part of a Linux or other Open Source operating system kernel
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* in text or binary form as required.
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*
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* This firmware may not be modified and may only be used with the
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* Emagic EMI 2|6 Audio Interface. Distribution and/or Modification of
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* any driver which includes this firmware, in whole or in part,
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* requires the inclusion of this statement.
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*/
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--------------------------------------------------------------------------
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File diff suppressed because it is too large
Load Diff
File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,116 @@
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:0300000002031CDC
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:03004300020400B4
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:10010000907FE9E0245B6060240260030201BE90FE
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:100110007FEAE0750A00F50BA3E0FEE4EE420A90E8
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:100120007FEEE0751500F516A3E0FEE4EE4215E55E
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:1001300016451570030201BEE4907FC5F0907FB4B0
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:10014000E020E3F9907FC5E0F50C120277AF0C7E5A
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:1001500000EF250BF50BEE350AF50AC3E5169FF502
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|
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|
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:0F01B0000AC3E5169FF516E5159EF51580CAC31F
|
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:0101BF00221D
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:1001C000C220D2E843D820907FAB74FFF0907FA983
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:1001D000F0907FAAF05391EF907F95E044C0F090AB
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:1001E0007F98E044C0F0907F9EE044C0F0E4907FB0
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:1001F00094F0907F9DE0440FF0907F97E054F0F0F2
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:1002BF00907F97E04480F0907F9DE04480F0907FA6
|
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:1002CF0097E0547FF04480F0E50CFF907EC0E0F59E
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:1002DF0028E4A24733F269F2E4A24633F269F2E46A
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|
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:1003380008DFF48029E493A3F85407240CC8C333D6
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:10034800C4540F4420C8834004F456800146F6DFA5
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:10035800E4800B0102040810204080900484E47EAD
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:10036800019360BCA3FF543F30E509541FFEE4939A
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:10038800FAE493A3F8E493A3C8C582C8CAC583CA8C
|
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:10039800F0A3C8C582C8CAC583CADFE9DEE780BE44
|
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:1003A800C0E0C083C082907FC4E4F05391EF907F97
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:0B03B800AB7404F0D082D083D0E032A0
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:1003C300C0E0C083C082D2205391EF907FAB740111
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:0803D300F0D082D083D0E032AB
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:1003DB00C0E0C083C0825391EF907FAB7402F0D02A
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:0603EB0082D083D0E03255
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:0103F10032D9
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:0103F20032D8
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:0103F30032D7
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:0103F40032D6
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:0103F50032D5
|
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:0103F60032D4
|
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:0103F70032D3
|
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:0103F80032D2
|
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:0103F90032D1
|
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:0103FA0032D0
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:0103FB0032CF
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:0103FC0032CE
|
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:0103FD0032CD
|
||||
:0103FE0032CC
|
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:0103FF0032CB
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:100400000203C3000203DB000203A80002046E0023
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||||
:10041000020458000203F1000203F2000203F30099
|
||||
:100420000203F4000203F5000203F6000203F700E2
|
||||
:100430000203F8000203F9000203FA000203FB00C2
|
||||
:100440000203FC000203FD000203FE000203FF00A2
|
||||
:080450000204AB000204AC0041
|
||||
:10045800C0E0C083C0825391EF907FAB7410F0D09E
|
||||
:0604680082D083D0E032D7
|
||||
:10046E00C0E0C083C0825391EF907FAB7408F0D090
|
||||
:06047E0082D083D0E032C1
|
||||
:10048400020A000F010C11040D00000000410000DD
|
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:010494000067
|
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:04049500021700004A
|
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:010499000062
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:10049A00EB9FF5F0EA9E42F0E99D42F0E89C45F0B8
|
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:0104AA00222F
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:0104AB00321E
|
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:0104AC00321D
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:1011000012011001000000406A0801010001010203
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:10111000000109022000010103A0000904000002EF
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:10112000FF0000040705820240000007050202409C
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:10113000000004030904260341006E0063006800F8
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:101140006F007200200043006800690070007300A7
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:101150002C00200049006E0063002E00280346008A
|
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:10116000690072006D007700610072006500200068
|
||||
:101170004600720061006D00650057006F0072004C
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||||
:101180006B0073002A0343006F006E006600690065
|
||||
:101190006700750072006100740069006F006E00E6
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:1011A000200053007400720069006E006700220383
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:1011B00049006E0074006500720066006100630003
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:1011C0006500200053007400720069006E00670023
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:0211D00000001D
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:00000001FF
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/*
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* This firmware is for the Emagic EMI 2|6 Audio Interface
|
||||
*
|
||||
* The firmware contained herein is Copyright (c) 1999-2002 Emagic
|
||||
* as an unpublished work. This notice does not imply unrestricted
|
||||
* or public access to this firmware which is a trade secret of Emagic,
|
||||
* and which may not be reproduced, used, sold or transferred to
|
||||
* any third party without Emagic's written consent. All Rights Reserved.
|
||||
*
|
||||
* This firmware may not be modified and may only be used with the
|
||||
* Emagic EMI 2|6 Audio Interface. Distribution and/or Modification of
|
||||
* any driver which includes this firmware, in whole or in part,
|
||||
* requires the inclusion of this statement.
|
||||
*/
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Reference in New Issue