Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
authorLinus Torvalds <torvalds@linux-foundation.org>
Mon, 31 Oct 2011 22:42:54 +0000 (15:42 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Mon, 31 Oct 2011 22:42:54 +0000 (15:42 -0700)
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (348 commits)
  [media] pctv452e: Remove bogus code
  [media] adv7175: Make use of media bus pixel codes
  [media] media: vb2: fix incorrect return value
  [media] em28xx: implement VIDIOC_ENUM_FRAMESIZES
  [media] cx23885: Stop the risc video fifo before reconfiguring it
  [media] cx23885: Avoid incorrect error handling and reporting
  [media] cx23885: Avoid stopping the risc engine during buffer timeout
  [media] cx23885: Removed a spurious function cx23885_set_scale()
  [media] cx23885: v4l2 api compliance, set the audioset field correctly
  [media] cx23885: hook the audio selection functions into the main driver
  [media] cx23885: add generic functions for dealing with audio input selection
  [media] cx23885: fixes related to maximum number of inputs and range checking
  [media] cx23885: Initial support for the MPX-885 mini-card
  [media] cx25840: Ensure AUDIO6 and AUDIO7 trigger line-in baseband use
  [media] cx23885: Enable audio line in support from the back panel
  [media] cx23885: Allow the audio mux config to be specified on a per input basis
  [media] cx25840: Enable support for non-tuner LR1/LR2 audio inputs
  [media] cx23885: Name an internal i2c part and declare a bitfield by name
  [media] cx23885: Ensure VBI buffers timeout quickly - bugfix for vbi hangs during streaming
  [media] cx23885: remove channel dump diagnostics when a vbi buffer times out
  ...

Fix up trivial conflicts in drivers/misc/altera-stapl/altera.c (header
file rename vs add)

15 files changed:
1  2 
Documentation/feature-removal-schedule.txt
MAINTAINERS
drivers/input/misc/Kconfig
drivers/input/misc/Makefile
drivers/media/dvb/dvb-usb/af9005.c
drivers/media/radio/wl128x/fmdrv_v4l2.c
drivers/media/video/Kconfig
drivers/media/video/omap3isp/isp.c
drivers/media/video/omap3isp/isp.h
drivers/media/video/omap3isp/ispccdc.c
drivers/media/video/omap3isp/ispvideo.c
drivers/misc/altera-stapl/altera.c
drivers/staging/Kconfig
drivers/staging/Makefile
drivers/staging/dt3155v4l/dt3155v4l.c

diff --cc MAINTAINERS
Simple merge
Simple merge
Simple merge
Simple merge
index 620106937ec6e51b56b0028f30ac6588d87b5c09,b80bea26af62c3d1fa06520260735c7131a74f1f..d285c8c92819472d0ec0bc3a13afe9821f0680fd
@@@ -753,17 -775,10 +775,9 @@@ config VIDEO_VIA_CAMER
           Chrome9 chipsets.  Currently only tested on OLPC xo-1.5 systems
           with ov7670 sensors.
  
- config VIDEO_NOON010PC30
-       tristate "NOON010PC30 CIF camera sensor support"
-       depends on I2C && VIDEO_V4L2
-       ---help---
-         This driver supports NOON010PC30 CIF camera from Siliconfile
- source "drivers/media/video/m5mols/Kconfig"
  config VIDEO_OMAP3
        tristate "OMAP 3 Camera support (EXPERIMENTAL)"
 -      select OMAP_IOMMU
 -      depends on VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API && ARCH_OMAP3 && EXPERIMENTAL
 +      depends on OMAP_IOVMM && VIDEO_V4L2 && I2C && VIDEO_V4L2_SUBDEV_API && ARCH_OMAP3 && EXPERIMENTAL
        ---help---
          Driver for an OMAP 3 camera controller.
  
Simple merge
Simple merge
index 0000000000000000000000000000000000000000,1a2c50b82f94aa219a998ccd7ddb16934a21a942..24272e022bec926f729d6cf26fd5953e63316ad7
mode 000000,100644..100644
--- /dev/null
@@@ -1,0 -1,2536 +1,2537 @@@
 -              procptr = (struct altera_procinfo *)
+ /*
+  * altera.c
+  *
+  * altera FPGA driver
+  *
+  * Copyright (C) Altera Corporation 1998-2001
+  * Copyright (C) 2010,2011 NetUP Inc.
+  * Copyright (C) 2010,2011 Igor M. Liplianin <liplianin@netup.ru>
+  *
+  * 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 of the License, or
+  * (at your option) any later version.
+  *
+  * This program is distributed in the hope that it will be useful,
+  * but WITHOUT ANY WARRANTY; without even the implied warranty of
+  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  *
+  * GNU General Public License for more details.
+  *
+  * You should have received a copy of the GNU General Public License
+  * along with this program; if not, write to the Free Software
+  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+  */
+ #include <asm/unaligned.h>
+ #include <linux/ctype.h>
+ #include <linux/string.h>
+ #include <linux/firmware.h>
+ #include <linux/slab.h>
++#include <linux/module.h>
+ #include <misc/altera.h>
+ #include "altera-exprt.h"
+ #include "altera-jtag.h"
+ static int debug = 1;
+ module_param(debug, int, 0644);
+ MODULE_PARM_DESC(debug, "enable debugging information");
+ MODULE_DESCRIPTION("altera FPGA kernel module");
+ MODULE_AUTHOR("Igor M. Liplianin  <liplianin@netup.ru>");
+ MODULE_LICENSE("GPL");
+ #define dprintk(args...) \
+       if (debug) { \
+               printk(KERN_DEBUG args); \
+       }
+ enum altera_fpga_opcode {
+       OP_NOP = 0,
+       OP_DUP,
+       OP_SWP,
+       OP_ADD,
+       OP_SUB,
+       OP_MULT,
+       OP_DIV,
+       OP_MOD,
+       OP_SHL,
+       OP_SHR,
+       OP_NOT,
+       OP_AND,
+       OP_OR,
+       OP_XOR,
+       OP_INV,
+       OP_GT,
+       OP_LT,
+       OP_RET,
+       OP_CMPS,
+       OP_PINT,
+       OP_PRNT,
+       OP_DSS,
+       OP_DSSC,
+       OP_ISS,
+       OP_ISSC,
+       OP_DPR = 0x1c,
+       OP_DPRL,
+       OP_DPO,
+       OP_DPOL,
+       OP_IPR,
+       OP_IPRL,
+       OP_IPO,
+       OP_IPOL,
+       OP_PCHR,
+       OP_EXIT,
+       OP_EQU,
+       OP_POPT,
+       OP_ABS = 0x2c,
+       OP_BCH0,
+       OP_PSH0 = 0x2f,
+       OP_PSHL = 0x40,
+       OP_PSHV,
+       OP_JMP,
+       OP_CALL,
+       OP_NEXT,
+       OP_PSTR,
+       OP_SINT = 0x47,
+       OP_ST,
+       OP_ISTP,
+       OP_DSTP,
+       OP_SWPN,
+       OP_DUPN,
+       OP_POPV,
+       OP_POPE,
+       OP_POPA,
+       OP_JMPZ,
+       OP_DS,
+       OP_IS,
+       OP_DPRA,
+       OP_DPOA,
+       OP_IPRA,
+       OP_IPOA,
+       OP_EXPT,
+       OP_PSHE,
+       OP_PSHA,
+       OP_DYNA,
+       OP_EXPV = 0x5c,
+       OP_COPY = 0x80,
+       OP_REVA,
+       OP_DSC,
+       OP_ISC,
+       OP_WAIT,
+       OP_VS,
+       OP_CMPA = 0xc0,
+       OP_VSC,
+ };
+ struct altera_procinfo {
+       char                    *name;
+       u8                      attrs;
+       struct altera_procinfo  *next;
+ };
+ /* This function checks if enough parameters are available on the stack. */
+ static int altera_check_stack(int stack_ptr, int count, int *status)
+ {
+       if (stack_ptr < count) {
+               *status = -EOVERFLOW;
+               return 0;
+       }
+       return 1;
+ }
+ static void altera_export_int(char *key, s32 value)
+ {
+       dprintk("Export: key = \"%s\", value = %d\n", key, value);
+ }
+ #define HEX_LINE_CHARS 72
+ #define HEX_LINE_BITS (HEX_LINE_CHARS * 4)
+ static void altera_export_bool_array(char *key, u8 *data, s32 count)
+ {
+       char string[HEX_LINE_CHARS + 1];
+       s32 i, offset;
+       u32 size, line, lines, linebits, value, j, k;
+       if (count > HEX_LINE_BITS) {
+               dprintk("Export: key = \"%s\", %d bits, value = HEX\n",
+                                                       key, count);
+               lines = (count + (HEX_LINE_BITS - 1)) / HEX_LINE_BITS;
+               for (line = 0; line < lines; ++line) {
+                       if (line < (lines - 1)) {
+                               linebits = HEX_LINE_BITS;
+                               size = HEX_LINE_CHARS;
+                               offset = count - ((line + 1) * HEX_LINE_BITS);
+                       } else {
+                               linebits =
+                                       count - ((lines - 1) * HEX_LINE_BITS);
+                               size = (linebits + 3) / 4;
+                               offset = 0L;
+                       }
+                       string[size] = '\0';
+                       j = size - 1;
+                       value = 0;
+                       for (k = 0; k < linebits; ++k) {
+                               i = k + offset;
+                               if (data[i >> 3] & (1 << (i & 7)))
+                                       value |= (1 << (i & 3));
+                               if ((i & 3) == 3) {
+                                       sprintf(&string[j], "%1x", value);
+                                       value = 0;
+                                       --j;
+                               }
+                       }
+                       if ((k & 3) > 0)
+                               sprintf(&string[j], "%1x", value);
+                       dprintk("%s\n", string);
+               }
+       } else {
+               size = (count + 3) / 4;
+               string[size] = '\0';
+               j = size - 1;
+               value = 0;
+               for (i = 0; i < count; ++i) {
+                       if (data[i >> 3] & (1 << (i & 7)))
+                               value |= (1 << (i & 3));
+                       if ((i & 3) == 3) {
+                               sprintf(&string[j], "%1x", value);
+                               value = 0;
+                               --j;
+                       }
+               }
+               if ((i & 3) > 0)
+                       sprintf(&string[j], "%1x", value);
+               dprintk("Export: key = \"%s\", %d bits, value = HEX %s\n",
+                       key, count, string);
+       }
+ }
+ static int altera_execute(struct altera_state *astate,
+                               u8 *p,
+                               s32 program_size,
+                               s32 *error_address,
+                               int *exit_code,
+                               int *format_version)
+ {
+       struct altera_config *aconf = astate->config;
+       char *msg_buff = astate->msg_buff;
+       long *stack = astate->stack;
+       int status = 0;
+       u32 first_word = 0L;
+       u32 action_table = 0L;
+       u32 proc_table = 0L;
+       u32 str_table = 0L;
+       u32 sym_table = 0L;
+       u32 data_sect = 0L;
+       u32 code_sect = 0L;
+       u32 debug_sect = 0L;
+       u32 action_count = 0L;
+       u32 proc_count = 0L;
+       u32 sym_count = 0L;
+       long *vars = NULL;
+       s32 *var_size = NULL;
+       char *attrs = NULL;
+       u8 *proc_attributes = NULL;
+       u32 pc;
+       u32 opcode_address;
+       u32 args[3];
+       u32 opcode;
+       u32 name_id;
+       u8 charbuf[4];
+       long long_tmp;
+       u32 variable_id;
+       u8 *charptr_tmp;
+       u8 *charptr_tmp2;
+       long *longptr_tmp;
+       int version = 0;
+       int delta = 0;
+       int stack_ptr = 0;
+       u32 arg_count;
+       int done = 0;
+       int bad_opcode = 0;
+       u32 count;
+       u32 index;
+       u32 index2;
+       s32 long_count;
+       s32 long_idx;
+       s32 long_idx2;
+       u32 i;
+       u32 j;
+       u32 uncomp_size;
+       u32 offset;
+       u32 value;
+       int current_proc = 0;
+       int reverse;
+       char *name;
+       dprintk("%s\n", __func__);
+       /* Read header information */
+       if (program_size > 52L) {
+               first_word    = get_unaligned_be32(&p[0]);
+               version = (first_word & 1L);
+               *format_version = version + 1;
+               delta = version * 8;
+               action_table  = get_unaligned_be32(&p[4]);
+               proc_table    = get_unaligned_be32(&p[8]);
+               str_table  = get_unaligned_be32(&p[4 + delta]);
+               sym_table  = get_unaligned_be32(&p[16 + delta]);
+               data_sect  = get_unaligned_be32(&p[20 + delta]);
+               code_sect  = get_unaligned_be32(&p[24 + delta]);
+               debug_sect = get_unaligned_be32(&p[28 + delta]);
+               action_count  = get_unaligned_be32(&p[40 + delta]);
+               proc_count    = get_unaligned_be32(&p[44 + delta]);
+               sym_count  = get_unaligned_be32(&p[48 + (2 * delta)]);
+       }
+       if ((first_word != 0x4A414D00L) && (first_word != 0x4A414D01L)) {
+               done = 1;
+               status = -EIO;
+               goto exit_done;
+       }
+       if (sym_count <= 0)
+               goto exit_done;
+       vars = kzalloc(sym_count * sizeof(long), GFP_KERNEL);
+       if (vars == NULL)
+               status = -ENOMEM;
+       if (status == 0) {
+               var_size = kzalloc(sym_count * sizeof(s32), GFP_KERNEL);
+               if (var_size == NULL)
+                       status = -ENOMEM;
+       }
+       if (status == 0) {
+               attrs = kzalloc(sym_count, GFP_KERNEL);
+               if (attrs == NULL)
+                       status = -ENOMEM;
+       }
+       if ((status == 0) && (version > 0)) {
+               proc_attributes = kzalloc(proc_count, GFP_KERNEL);
+               if (proc_attributes == NULL)
+                       status = -ENOMEM;
+       }
+       if (status != 0)
+               goto exit_done;
+       delta = version * 2;
+       for (i = 0; i < sym_count; ++i) {
+               offset = (sym_table + ((11 + delta) * i));
+               value = get_unaligned_be32(&p[offset + 3 + delta]);
+               attrs[i] = p[offset];
+               /*
+                * use bit 7 of attribute byte to indicate that
+                * this buffer was dynamically allocated
+                * and should be freed later
+                */
+               attrs[i] &= 0x7f;
+               var_size[i] = get_unaligned_be32(&p[offset + 7 + delta]);
+               /*
+                * Attribute bits:
+                * bit 0: 0 = read-only, 1 = read-write
+                * bit 1: 0 = not compressed, 1 = compressed
+                * bit 2: 0 = not initialized, 1 = initialized
+                * bit 3: 0 = scalar, 1 = array
+                * bit 4: 0 = Boolean, 1 = integer
+                * bit 5: 0 = declared variable,
+                *      1 = compiler created temporary variable
+                */
+               if ((attrs[i] & 0x0c) == 0x04)
+                       /* initialized scalar variable */
+                       vars[i] = value;
+               else if ((attrs[i] & 0x1e) == 0x0e) {
+                       /* initialized compressed Boolean array */
+                       uncomp_size = get_unaligned_le32(&p[data_sect + value]);
+                       /* allocate a buffer for the uncompressed data */
+                       vars[i] = (long)kzalloc(uncomp_size, GFP_KERNEL);
+                       if (vars[i] == 0L)
+                               status = -ENOMEM;
+                       else {
+                               /* set flag so buffer will be freed later */
+                               attrs[i] |= 0x80;
+                               /* uncompress the data */
+                               if (altera_shrink(&p[data_sect + value],
+                                               var_size[i],
+                                               (u8 *)vars[i],
+                                               uncomp_size,
+                                               version) != uncomp_size)
+                                       /* decompression failed */
+                                       status = -EIO;
+                               else
+                                       var_size[i] = uncomp_size * 8L;
+                       }
+               } else if ((attrs[i] & 0x1e) == 0x0c) {
+                       /* initialized Boolean array */
+                       vars[i] = value + data_sect + (long)p;
+               } else if ((attrs[i] & 0x1c) == 0x1c) {
+                       /* initialized integer array */
+                       vars[i] = value + data_sect;
+               } else if ((attrs[i] & 0x0c) == 0x08) {
+                       /* uninitialized array */
+                       /* flag attrs so that memory is freed */
+                       attrs[i] |= 0x80;
+                       if (var_size[i] > 0) {
+                               u32 size;
+                               if (attrs[i] & 0x10)
+                                       /* integer array */
+                                       size = (var_size[i] * sizeof(s32));
+                               else
+                                       /* Boolean array */
+                                       size = ((var_size[i] + 7L) / 8L);
+                               vars[i] = (long)kzalloc(size, GFP_KERNEL);
+                               if (vars[i] == 0) {
+                                       status = -ENOMEM;
+                               } else {
+                                       /* zero out memory */
+                                       for (j = 0; j < size; ++j)
+                                               ((u8 *)(vars[i]))[j] = 0;
+                               }
+                       } else
+                               vars[i] = 0;
+               } else
+                       vars[i] = 0;
+       }
+ exit_done:
+       if (status != 0)
+               done = 1;
+       altera_jinit(astate);
+       pc = code_sect;
+       msg_buff[0] = '\0';
+       /*
+        * For JBC version 2, we will execute the procedures corresponding to
+        * the selected ACTION
+        */
+       if (version > 0) {
+               if (aconf->action == NULL) {
+                       status = -EINVAL;
+                       done = 1;
+               } else {
+                       int action_found = 0;
+                       for (i = 0; (i < action_count) && !action_found; ++i) {
+                               name_id = get_unaligned_be32(&p[action_table +
+                                                               (12 * i)]);
+                               name = &p[str_table + name_id];
+                               if (strnicmp(aconf->action, name, strlen(name)) == 0) {
+                                       action_found = 1;
+                                       current_proc =
+                                               get_unaligned_be32(&p[action_table +
+                                                               (12 * i) + 8]);
+                               }
+                       }
+                       if (!action_found) {
+                               status = -EINVAL;
+                               done = 1;
+                       }
+               }
+               if (status == 0) {
+                       int first_time = 1;
+                       i = current_proc;
+                       while ((i != 0) || first_time) {
+                               first_time = 0;
+                               /* check procedure attribute byte */
+                               proc_attributes[i] =
+                                               (p[proc_table +
+                                                               (13 * i) + 8] &
+                                                                       0x03);
+                               /*
+                                * BIT0 - OPTIONAL
+                                * BIT1 - RECOMMENDED
+                                * BIT6 - FORCED OFF
+                                * BIT7 - FORCED ON
+                                */
+                               i = get_unaligned_be32(&p[proc_table +
+                                                       (13 * i) + 4]);
+                       }
+                       /*
+                        * Set current_proc to the first procedure
+                        * to be executed
+                        */
+                       i = current_proc;
+                       while ((i != 0) &&
+                               ((proc_attributes[i] == 1) ||
+                               ((proc_attributes[i] & 0xc0) == 0x40))) {
+                               i = get_unaligned_be32(&p[proc_table +
+                                                       (13 * i) + 4]);
+                       }
+                       if ((i != 0) || ((i == 0) && (current_proc == 0) &&
+                               ((proc_attributes[0] != 1) &&
+                               ((proc_attributes[0] & 0xc0) != 0x40)))) {
+                               current_proc = i;
+                               pc = code_sect +
+                                       get_unaligned_be32(&p[proc_table +
+                                                               (13 * i) + 9]);
+                               if ((pc < code_sect) || (pc >= debug_sect))
+                                       status = -ERANGE;
+                       } else
+                               /* there are no procedures to execute! */
+                               done = 1;
+               }
+       }
+       msg_buff[0] = '\0';
+       while (!done) {
+               opcode = (p[pc] & 0xff);
+               opcode_address = pc;
+               ++pc;
+               if (debug > 1)
+                       printk("opcode: %02x\n", opcode);
+               arg_count = (opcode >> 6) & 3;
+               for (i = 0; i < arg_count; ++i) {
+                       args[i] = get_unaligned_be32(&p[pc]);
+                       pc += 4;
+               }
+               switch (opcode) {
+               case OP_NOP:
+                       break;
+               case OP_DUP:
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               stack[stack_ptr] = stack[stack_ptr - 1];
+                               ++stack_ptr;
+                       }
+                       break;
+               case OP_SWP:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               long_tmp = stack[stack_ptr - 2];
+                               stack[stack_ptr - 2] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       break;
+               case OP_ADD:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] += stack[stack_ptr];
+                       }
+                       break;
+               case OP_SUB:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] -= stack[stack_ptr];
+                       }
+                       break;
+               case OP_MULT:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] *= stack[stack_ptr];
+                       }
+                       break;
+               case OP_DIV:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] /= stack[stack_ptr];
+                       }
+                       break;
+               case OP_MOD:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] %= stack[stack_ptr];
+                       }
+                       break;
+               case OP_SHL:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] <<= stack[stack_ptr];
+                       }
+                       break;
+               case OP_SHR:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] >>= stack[stack_ptr];
+                       }
+                       break;
+               case OP_NOT:
+                       if (altera_check_stack(stack_ptr, 1, &status))
+                               stack[stack_ptr - 1] ^= (-1L);
+                       break;
+               case OP_AND:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] &= stack[stack_ptr];
+                       }
+                       break;
+               case OP_OR:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] |= stack[stack_ptr];
+                       }
+                       break;
+               case OP_XOR:
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               --stack_ptr;
+                               stack[stack_ptr - 1] ^= stack[stack_ptr];
+                       }
+                       break;
+               case OP_INV:
+                       if (!altera_check_stack(stack_ptr, 1, &status))
+                               break;
+                       stack[stack_ptr - 1] = stack[stack_ptr - 1] ? 0L : 1L;
+                       break;
+               case OP_GT:
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       --stack_ptr;
+                       stack[stack_ptr - 1] =
+                               (stack[stack_ptr - 1] > stack[stack_ptr]) ?
+                                                                       1L : 0L;
+                       break;
+               case OP_LT:
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       --stack_ptr;
+                       stack[stack_ptr - 1] =
+                               (stack[stack_ptr - 1] < stack[stack_ptr]) ?
+                                                                       1L : 0L;
+                       break;
+               case OP_RET:
+                       if ((version > 0) && (stack_ptr == 0)) {
+                               /*
+                                * We completed one of the main procedures
+                                * of an ACTION.
+                                * Find the next procedure
+                                * to be executed and jump to it.
+                                * If there are no more procedures, then EXIT.
+                                */
+                               i = get_unaligned_be32(&p[proc_table +
+                                               (13 * current_proc) + 4]);
+                               while ((i != 0) &&
+                                       ((proc_attributes[i] == 1) ||
+                                       ((proc_attributes[i] & 0xc0) == 0x40)))
+                                       i = get_unaligned_be32(&p[proc_table +
+                                                               (13 * i) + 4]);
+                               if (i == 0) {
+                                       /* no procedures to execute! */
+                                       done = 1;
+                                       *exit_code = 0; /* success */
+                               } else {
+                                       current_proc = i;
+                                       pc = code_sect + get_unaligned_be32(
+                                                               &p[proc_table +
+                                                               (13 * i) + 9]);
+                                       if ((pc < code_sect) ||
+                                           (pc >= debug_sect))
+                                               status = -ERANGE;
+                               }
+                       } else
+                               if (altera_check_stack(stack_ptr, 1, &status)) {
+                                       pc = stack[--stack_ptr] + code_sect;
+                                       if ((pc <= code_sect) ||
+                                           (pc >= debug_sect))
+                                               status = -ERANGE;
+                               }
+                       break;
+               case OP_CMPS:
+                       /*
+                        * Array short compare
+                        * ...stack 0 is source 1 value
+                        * ...stack 1 is source 2 value
+                        * ...stack 2 is mask value
+                        * ...stack 3 is count
+                        */
+                       if (altera_check_stack(stack_ptr, 4, &status)) {
+                               s32 a = stack[--stack_ptr];
+                               s32 b = stack[--stack_ptr];
+                               long_tmp = stack[--stack_ptr];
+                               count = stack[stack_ptr - 1];
+                               if ((count < 1) || (count > 32))
+                                       status = -ERANGE;
+                               else {
+                                       long_tmp &= ((-1L) >> (32 - count));
+                                       stack[stack_ptr - 1] =
+                                       ((a & long_tmp) == (b & long_tmp))
+                                                               ? 1L : 0L;
+                               }
+                       }
+                       break;
+               case OP_PINT:
+                       /*
+                        * PRINT add integer
+                        * ...stack 0 is integer value
+                        */
+                       if (!altera_check_stack(stack_ptr, 1, &status))
+                               break;
+                       sprintf(&msg_buff[strlen(msg_buff)],
+                                       "%ld", stack[--stack_ptr]);
+                       break;
+               case OP_PRNT:
+                       /* PRINT finish */
+                       if (debug)
+                               printk(msg_buff, "\n");
+                       msg_buff[0] = '\0';
+                       break;
+               case OP_DSS:
+                       /*
+                        * DRSCAN short
+                        * ...stack 0 is scan data
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       long_tmp = stack[--stack_ptr];
+                       count = stack[--stack_ptr];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_drscan(astate, count, charbuf, 0);
+                       break;
+               case OP_DSSC:
+                       /*
+                        * DRSCAN short with capture
+                        * ...stack 0 is scan data
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       long_tmp = stack[--stack_ptr];
+                       count = stack[stack_ptr - 1];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_swap_dr(astate, count, charbuf,
+                                                       0, charbuf, 0);
+                       stack[stack_ptr - 1] = get_unaligned_le32(&charbuf[0]);
+                       break;
+               case OP_ISS:
+                       /*
+                        * IRSCAN short
+                        * ...stack 0 is scan data
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       long_tmp = stack[--stack_ptr];
+                       count = stack[--stack_ptr];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_irscan(astate, count, charbuf, 0);
+                       break;
+               case OP_ISSC:
+                       /*
+                        * IRSCAN short with capture
+                        * ...stack 0 is scan data
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       long_tmp = stack[--stack_ptr];
+                       count = stack[stack_ptr - 1];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_swap_ir(astate, count, charbuf,
+                                                       0, charbuf, 0);
+                       stack[stack_ptr - 1] = get_unaligned_le32(&charbuf[0]);
+                       break;
+               case OP_DPR:
+                       if (!altera_check_stack(stack_ptr, 1, &status))
+                               break;
+                       count = stack[--stack_ptr];
+                       status = altera_set_dr_pre(&astate->js, count, 0, NULL);
+                       break;
+               case OP_DPRL:
+                       /*
+                        * DRPRE with literal data
+                        * ...stack 0 is count
+                        * ...stack 1 is literal data
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       count = stack[--stack_ptr];
+                       long_tmp = stack[--stack_ptr];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_set_dr_pre(&astate->js, count, 0,
+                                               charbuf);
+                       break;
+               case OP_DPO:
+                       /*
+                        * DRPOST
+                        * ...stack 0 is count
+                        */
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               count = stack[--stack_ptr];
+                               status = altera_set_dr_post(&astate->js, count,
+                                                               0, NULL);
+                       }
+                       break;
+               case OP_DPOL:
+                       /*
+                        * DRPOST with literal data
+                        * ...stack 0 is count
+                        * ...stack 1 is literal data
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       count = stack[--stack_ptr];
+                       long_tmp = stack[--stack_ptr];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_set_dr_post(&astate->js, count, 0,
+                                                       charbuf);
+                       break;
+               case OP_IPR:
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               count = stack[--stack_ptr];
+                               status = altera_set_ir_pre(&astate->js, count,
+                                                               0, NULL);
+                       }
+                       break;
+               case OP_IPRL:
+                       /*
+                        * IRPRE with literal data
+                        * ...stack 0 is count
+                        * ...stack 1 is literal data
+                        */
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               count = stack[--stack_ptr];
+                               long_tmp = stack[--stack_ptr];
+                               put_unaligned_le32(long_tmp, &charbuf[0]);
+                               status = altera_set_ir_pre(&astate->js, count,
+                                                       0, charbuf);
+                       }
+                       break;
+               case OP_IPO:
+                       /*
+                        * IRPOST
+                        * ...stack 0 is count
+                        */
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               count = stack[--stack_ptr];
+                               status = altera_set_ir_post(&astate->js, count,
+                                                       0, NULL);
+                       }
+                       break;
+               case OP_IPOL:
+                       /*
+                        * IRPOST with literal data
+                        * ...stack 0 is count
+                        * ...stack 1 is literal data
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       count = stack[--stack_ptr];
+                       long_tmp = stack[--stack_ptr];
+                       put_unaligned_le32(long_tmp, &charbuf[0]);
+                       status = altera_set_ir_post(&astate->js, count, 0,
+                                                       charbuf);
+                       break;
+               case OP_PCHR:
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               u8 ch;
+                               count = strlen(msg_buff);
+                               ch = (char) stack[--stack_ptr];
+                               if ((ch < 1) || (ch > 127)) {
+                                       /*
+                                        * character code out of range
+                                        * instead of flagging an error,
+                                        * force the value to 127
+                                        */
+                                       ch = 127;
+                               }
+                               msg_buff[count] = ch;
+                               msg_buff[count + 1] = '\0';
+                       }
+                       break;
+               case OP_EXIT:
+                       if (altera_check_stack(stack_ptr, 1, &status))
+                               *exit_code = stack[--stack_ptr];
+                       done = 1;
+                       break;
+               case OP_EQU:
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       --stack_ptr;
+                       stack[stack_ptr - 1] =
+                               (stack[stack_ptr - 1] == stack[stack_ptr]) ?
+                                                                       1L : 0L;
+                       break;
+               case OP_POPT:
+                       if (altera_check_stack(stack_ptr, 1, &status))
+                               --stack_ptr;
+                       break;
+               case OP_ABS:
+                       if (!altera_check_stack(stack_ptr, 1, &status))
+                               break;
+                       if (stack[stack_ptr - 1] < 0)
+                               stack[stack_ptr - 1] = 0 - stack[stack_ptr - 1];
+                       break;
+               case OP_BCH0:
+                       /*
+                        * Batch operation 0
+                        * SWP
+                        * SWPN 7
+                        * SWP
+                        * SWPN 6
+                        * DUPN 8
+                        * SWPN 2
+                        * SWP
+                        * DUPN 6
+                        * DUPN 6
+                        */
+                       /* SWP  */
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               long_tmp = stack[stack_ptr - 2];
+                               stack[stack_ptr - 2] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       /* SWPN 7 */
+                       index = 7 + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               long_tmp = stack[stack_ptr - index];
+                               stack[stack_ptr - index] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       /* SWP  */
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               long_tmp = stack[stack_ptr - 2];
+                               stack[stack_ptr - 2] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       /* SWPN 6 */
+                       index = 6 + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               long_tmp = stack[stack_ptr - index];
+                               stack[stack_ptr - index] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       /* DUPN 8 */
+                       index = 8 + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               stack[stack_ptr] = stack[stack_ptr - index];
+                               ++stack_ptr;
+                       }
+                       /* SWPN 2 */
+                       index = 2 + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               long_tmp = stack[stack_ptr - index];
+                               stack[stack_ptr - index] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       /* SWP  */
+                       if (altera_check_stack(stack_ptr, 2, &status)) {
+                               long_tmp = stack[stack_ptr - 2];
+                               stack[stack_ptr - 2] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       /* DUPN 6 */
+                       index = 6 + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               stack[stack_ptr] = stack[stack_ptr - index];
+                               ++stack_ptr;
+                       }
+                       /* DUPN 6 */
+                       index = 6 + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               stack[stack_ptr] = stack[stack_ptr - index];
+                               ++stack_ptr;
+                       }
+                       break;
+               case OP_PSH0:
+                       stack[stack_ptr++] = 0;
+                       break;
+               case OP_PSHL:
+                       stack[stack_ptr++] = (s32) args[0];
+                       break;
+               case OP_PSHV:
+                       stack[stack_ptr++] = vars[args[0]];
+                       break;
+               case OP_JMP:
+                       pc = args[0] + code_sect;
+                       if ((pc < code_sect) || (pc >= debug_sect))
+                               status = -ERANGE;
+                       break;
+               case OP_CALL:
+                       stack[stack_ptr++] = pc;
+                       pc = args[0] + code_sect;
+                       if ((pc < code_sect) || (pc >= debug_sect))
+                               status = -ERANGE;
+                       break;
+               case OP_NEXT:
+                       /*
+                        * Process FOR / NEXT loop
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is step value
+                        * ...stack 1 is end value
+                        * ...stack 2 is top address
+                        */
+                       if (altera_check_stack(stack_ptr, 3, &status)) {
+                               s32 step = stack[stack_ptr - 1];
+                               s32 end = stack[stack_ptr - 2];
+                               s32 top = stack[stack_ptr - 3];
+                               s32 iterator = vars[args[0]];
+                               int break_out = 0;
+                               if (step < 0) {
+                                       if (iterator <= end)
+                                               break_out = 1;
+                               } else if (iterator >= end)
+                                       break_out = 1;
+                               if (break_out) {
+                                       stack_ptr -= 3;
+                               } else {
+                                       vars[args[0]] = iterator + step;
+                                       pc = top + code_sect;
+                                       if ((pc < code_sect) ||
+                                           (pc >= debug_sect))
+                                               status = -ERANGE;
+                               }
+                       }
+                       break;
+               case OP_PSTR:
+                       /*
+                        * PRINT add string
+                        * ...argument 0 is string ID
+                        */
+                       count = strlen(msg_buff);
+                       strlcpy(&msg_buff[count],
+                               &p[str_table + args[0]],
+                               ALTERA_MESSAGE_LENGTH - count);
+                       break;
+               case OP_SINT:
+                       /*
+                        * STATE intermediate state
+                        * ...argument 0 is state code
+                        */
+                       status = altera_goto_jstate(astate, args[0]);
+                       break;
+               case OP_ST:
+                       /*
+                        * STATE final state
+                        * ...argument 0 is state code
+                        */
+                       status = altera_goto_jstate(astate, args[0]);
+                       break;
+               case OP_ISTP:
+                       /*
+                        * IRSTOP state
+                        * ...argument 0 is state code
+                        */
+                       status = altera_set_irstop(&astate->js, args[0]);
+                       break;
+               case OP_DSTP:
+                       /*
+                        * DRSTOP state
+                        * ...argument 0 is state code
+                        */
+                       status = altera_set_drstop(&astate->js, args[0]);
+                       break;
+               case OP_SWPN:
+                       /*
+                        * Exchange top with Nth stack value
+                        * ...argument 0 is 0-based stack entry
+                        * to swap with top element
+                        */
+                       index = (args[0]) + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               long_tmp = stack[stack_ptr - index];
+                               stack[stack_ptr - index] = stack[stack_ptr - 1];
+                               stack[stack_ptr - 1] = long_tmp;
+                       }
+                       break;
+               case OP_DUPN:
+                       /*
+                        * Duplicate Nth stack value
+                        * ...argument 0 is 0-based stack entry to duplicate
+                        */
+                       index = (args[0]) + 1;
+                       if (altera_check_stack(stack_ptr, index, &status)) {
+                               stack[stack_ptr] = stack[stack_ptr - index];
+                               ++stack_ptr;
+                       }
+                       break;
+               case OP_POPV:
+                       /*
+                        * Pop stack into scalar variable
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is value
+                        */
+                       if (altera_check_stack(stack_ptr, 1, &status))
+                               vars[args[0]] = stack[--stack_ptr];
+                       break;
+               case OP_POPE:
+                       /*
+                        * Pop stack into integer array element
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is array index
+                        * ...stack 1 is value
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       variable_id = args[0];
+                       /*
+                        * If variable is read-only,
+                        * convert to writable array
+                        */
+                       if ((version > 0) &&
+                               ((attrs[variable_id] & 0x9c) == 0x1c)) {
+                               /* Allocate a writable buffer for this array */
+                               count = var_size[variable_id];
+                               long_tmp = vars[variable_id];
+                               longptr_tmp = kzalloc(count * sizeof(long),
+                                                               GFP_KERNEL);
+                               vars[variable_id] = (long)longptr_tmp;
+                               if (vars[variable_id] == 0) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               /* copy previous contents into buffer */
+                               for (i = 0; i < count; ++i) {
+                                       longptr_tmp[i] =
+                                               get_unaligned_be32(&p[long_tmp]);
+                                       long_tmp += sizeof(long);
+                               }
+                               /*
+                                * set bit 7 - buffer was
+                                * dynamically allocated
+                                */
+                               attrs[variable_id] |= 0x80;
+                               /* clear bit 2 - variable is writable */
+                               attrs[variable_id] &= ~0x04;
+                               attrs[variable_id] |= 0x01;
+                       }
+                       /* check that variable is a writable integer array */
+                       if ((attrs[variable_id] & 0x1c) != 0x18)
+                               status = -ERANGE;
+                       else {
+                               longptr_tmp = (long *)vars[variable_id];
+                               /* pop the array index */
+                               index = stack[--stack_ptr];
+                               /* pop the value and store it into the array */
+                               longptr_tmp[index] = stack[--stack_ptr];
+                       }
+                       break;
+               case OP_POPA:
+                       /*
+                        * Pop stack into Boolean array
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is count
+                        * ...stack 1 is array index
+                        * ...stack 2 is value
+                        */
+                       if (!altera_check_stack(stack_ptr, 3, &status))
+                               break;
+                       variable_id = args[0];
+                       /*
+                        * If variable is read-only,
+                        * convert to writable array
+                        */
+                       if ((version > 0) &&
+                               ((attrs[variable_id] & 0x9c) == 0x0c)) {
+                               /* Allocate a writable buffer for this array */
+                               long_tmp =
+                                       (var_size[variable_id] + 7L) >> 3L;
+                               charptr_tmp2 = (u8 *)vars[variable_id];
+                               charptr_tmp =
+                                       kzalloc(long_tmp, GFP_KERNEL);
+                               vars[variable_id] = (long)charptr_tmp;
+                               if (vars[variable_id] == 0) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               /* zero the buffer */
+                               for (long_idx = 0L;
+                                       long_idx < long_tmp;
+                                       ++long_idx) {
+                                       charptr_tmp[long_idx] = 0;
+                               }
+                               /* copy previous contents into buffer */
+                               for (long_idx = 0L;
+                                       long_idx < var_size[variable_id];
+                                       ++long_idx) {
+                                       long_idx2 = long_idx;
+                                       if (charptr_tmp2[long_idx2 >> 3] &
+                                               (1 << (long_idx2 & 7))) {
+                                               charptr_tmp[long_idx >> 3] |=
+                                                       (1 << (long_idx & 7));
+                                       }
+                               }
+                               /*
+                                * set bit 7 - buffer was
+                                * dynamically allocated
+                                */
+                               attrs[variable_id] |= 0x80;
+                               /* clear bit 2 - variable is writable */
+                               attrs[variable_id] &= ~0x04;
+                               attrs[variable_id] |= 0x01;
+                       }
+                       /*
+                        * check that variable is
+                        * a writable Boolean array
+                        */
+                       if ((attrs[variable_id] & 0x1c) != 0x08) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       charptr_tmp = (u8 *)vars[variable_id];
+                       /* pop the count (number of bits to copy) */
+                       long_count = stack[--stack_ptr];
+                       /* pop the array index */
+                       long_idx = stack[--stack_ptr];
+                       reverse = 0;
+                       if (version > 0) {
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                */
+                               if (long_idx > long_count) {
+                                       reverse = 1;
+                                       long_tmp = long_count;
+                                       long_count = 1 + long_idx -
+                                                               long_count;
+                                       long_idx = long_tmp;
+                                       /* reverse POPA is not supported */
+                                       status = -ERANGE;
+                                       break;
+                               } else
+                                       long_count = 1 + long_count -
+                                                               long_idx;
+                       }
+                       /* pop the data */
+                       long_tmp = stack[--stack_ptr];
+                       if (long_count < 1) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       for (i = 0; i < long_count; ++i) {
+                               if (long_tmp & (1L << (s32) i))
+                                       charptr_tmp[long_idx >> 3L] |=
+                                               (1L << (long_idx & 7L));
+                               else
+                                       charptr_tmp[long_idx >> 3L] &=
+                                               ~(1L << (long_idx & 7L));
+                               ++long_idx;
+                       }
+                       break;
+               case OP_JMPZ:
+                       /*
+                        * Pop stack and branch if zero
+                        * ...argument 0 is address
+                        * ...stack 0 is condition value
+                        */
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               if (stack[--stack_ptr] == 0) {
+                                       pc = args[0] + code_sect;
+                                       if ((pc < code_sect) ||
+                                           (pc >= debug_sect))
+                                               status = -ERANGE;
+                               }
+                       }
+                       break;
+               case OP_DS:
+               case OP_IS:
+                       /*
+                        * DRSCAN
+                        * IRSCAN
+                        * ...argument 0 is scan data variable ID
+                        * ...stack 0 is array index
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       long_idx = stack[--stack_ptr];
+                       long_count = stack[--stack_ptr];
+                       reverse = 0;
+                       if (version > 0) {
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                * stack 2 = count
+                                */
+                               long_tmp = long_count;
+                               long_count = stack[--stack_ptr];
+                               if (long_idx > long_tmp) {
+                                       reverse = 1;
+                                       long_idx = long_tmp;
+                               }
+                       }
+                       charptr_tmp = (u8 *)vars[args[0]];
+                       if (reverse) {
+                               /*
+                                * allocate a buffer
+                                * and reverse the data order
+                                */
+                               charptr_tmp2 = charptr_tmp;
+                               charptr_tmp = kzalloc((long_count >> 3) + 1,
+                                                               GFP_KERNEL);
+                               if (charptr_tmp == NULL) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               long_tmp = long_idx + long_count - 1;
+                               long_idx2 = 0;
+                               while (long_idx2 < long_count) {
+                                       if (charptr_tmp2[long_tmp >> 3] &
+                                                       (1 << (long_tmp & 7)))
+                                               charptr_tmp[long_idx2 >> 3] |=
+                                                       (1 << (long_idx2 & 7));
+                                       else
+                                               charptr_tmp[long_idx2 >> 3] &=
+                                                       ~(1 << (long_idx2 & 7));
+                                       --long_tmp;
+                                       ++long_idx2;
+                               }
+                       }
+                       if (opcode == 0x51) /* DS */
+                               status = altera_drscan(astate, long_count,
+                                               charptr_tmp, long_idx);
+                       else /* IS */
+                               status = altera_irscan(astate, long_count,
+                                               charptr_tmp, long_idx);
+                       if (reverse)
+                               kfree(charptr_tmp);
+                       break;
+               case OP_DPRA:
+                       /*
+                        * DRPRE with array data
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is array index
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       index = stack[--stack_ptr];
+                       count = stack[--stack_ptr];
+                       if (version > 0)
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                */
+                               count = 1 + count - index;
+                       charptr_tmp = (u8 *)vars[args[0]];
+                       status = altera_set_dr_pre(&astate->js, count, index,
+                                                       charptr_tmp);
+                       break;
+               case OP_DPOA:
+                       /*
+                        * DRPOST with array data
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is array index
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       index = stack[--stack_ptr];
+                       count = stack[--stack_ptr];
+                       if (version > 0)
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                */
+                               count = 1 + count - index;
+                       charptr_tmp = (u8 *)vars[args[0]];
+                       status = altera_set_dr_post(&astate->js, count, index,
+                                                       charptr_tmp);
+                       break;
+               case OP_IPRA:
+                       /*
+                        * IRPRE with array data
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is array index
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       index = stack[--stack_ptr];
+                       count = stack[--stack_ptr];
+                       if (version > 0)
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                */
+                               count = 1 + count - index;
+                       charptr_tmp = (u8 *)vars[args[0]];
+                       status = altera_set_ir_pre(&astate->js, count, index,
+                                                       charptr_tmp);
+                       break;
+               case OP_IPOA:
+                       /*
+                        * IRPOST with array data
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is array index
+                        * ...stack 1 is count
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       index = stack[--stack_ptr];
+                       count = stack[--stack_ptr];
+                       if (version > 0)
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                */
+                               count = 1 + count - index;
+                       charptr_tmp = (u8 *)vars[args[0]];
+                       status = altera_set_ir_post(&astate->js, count, index,
+                                                       charptr_tmp);
+                       break;
+               case OP_EXPT:
+                       /*
+                        * EXPORT
+                        * ...argument 0 is string ID
+                        * ...stack 0 is integer expression
+                        */
+                       if (altera_check_stack(stack_ptr, 1, &status)) {
+                               name = &p[str_table + args[0]];
+                               long_tmp = stack[--stack_ptr];
+                               altera_export_int(name, long_tmp);
+                       }
+                       break;
+               case OP_PSHE:
+                       /*
+                        * Push integer array element
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is array index
+                        */
+                       if (!altera_check_stack(stack_ptr, 1, &status))
+                               break;
+                       variable_id = args[0];
+                       index = stack[stack_ptr - 1];
+                       /* check variable type */
+                       if ((attrs[variable_id] & 0x1f) == 0x19) {
+                               /* writable integer array */
+                               longptr_tmp = (long *)vars[variable_id];
+                               stack[stack_ptr - 1] = longptr_tmp[index];
+                       } else if ((attrs[variable_id] & 0x1f) == 0x1c) {
+                               /* read-only integer array */
+                               long_tmp = vars[variable_id] +
+                                               (index * sizeof(long));
+                               stack[stack_ptr - 1] =
+                                       get_unaligned_be32(&p[long_tmp]);
+                       } else
+                               status = -ERANGE;
+                       break;
+               case OP_PSHA:
+                       /*
+                        * Push Boolean array
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is count
+                        * ...stack 1 is array index
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       variable_id = args[0];
+                       /* check that variable is a Boolean array */
+                       if ((attrs[variable_id] & 0x18) != 0x08) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       charptr_tmp = (u8 *)vars[variable_id];
+                       /* pop the count (number of bits to copy) */
+                       count = stack[--stack_ptr];
+                       /* pop the array index */
+                       index = stack[stack_ptr - 1];
+                       if (version > 0)
+                               /*
+                                * stack 0 = array right index
+                                * stack 1 = array left index
+                                */
+                               count = 1 + count - index;
+                       if ((count < 1) || (count > 32)) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       long_tmp = 0L;
+                       for (i = 0; i < count; ++i)
+                               if (charptr_tmp[(i + index) >> 3] &
+                                               (1 << ((i + index) & 7)))
+                                       long_tmp |= (1L << i);
+                       stack[stack_ptr - 1] = long_tmp;
+                       break;
+               case OP_DYNA:
+                       /*
+                        * Dynamically change size of array
+                        * ...argument 0 is variable ID
+                        * ...stack 0 is new size
+                        */
+                       if (!altera_check_stack(stack_ptr, 1, &status))
+                               break;
+                       variable_id = args[0];
+                       long_tmp = stack[--stack_ptr];
+                       if (long_tmp > var_size[variable_id]) {
+                               var_size[variable_id] = long_tmp;
+                               if (attrs[variable_id] & 0x10)
+                                       /* allocate integer array */
+                                       long_tmp *= sizeof(long);
+                               else
+                                       /* allocate Boolean array */
+                                       long_tmp = (long_tmp + 7) >> 3;
+                               /*
+                                * If the buffer was previously allocated,
+                                * free it
+                                */
+                               if (attrs[variable_id] & 0x80) {
+                                       kfree((void *)vars[variable_id]);
+                                       vars[variable_id] = 0;
+                               }
+                               /*
+                                * Allocate a new buffer
+                                * of the requested size
+                                */
+                               vars[variable_id] = (long)
+                                       kzalloc(long_tmp, GFP_KERNEL);
+                               if (vars[variable_id] == 0) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               /*
+                                * Set the attribute bit to indicate that
+                                * this buffer was dynamically allocated and
+                                * should be freed later
+                                */
+                               attrs[variable_id] |= 0x80;
+                               /* zero out memory */
+                               count = ((var_size[variable_id] + 7L) /
+                                                                       8L);
+                               charptr_tmp = (u8 *)(vars[variable_id]);
+                               for (index = 0; index < count; ++index)
+                                       charptr_tmp[index] = 0;
+                       }
+                       break;
+               case OP_EXPV:
+                       /*
+                        * Export Boolean array
+                        * ...argument 0 is string ID
+                        * ...stack 0 is variable ID
+                        * ...stack 1 is array right index
+                        * ...stack 2 is array left index
+                        */
+                       if (!altera_check_stack(stack_ptr, 3, &status))
+                               break;
+                       if (version == 0) {
+                               /* EXPV is not supported in JBC 1.0 */
+                               bad_opcode = 1;
+                               break;
+                       }
+                       name = &p[str_table + args[0]];
+                       variable_id = stack[--stack_ptr];
+                       long_idx = stack[--stack_ptr];/* right indx */
+                       long_idx2 = stack[--stack_ptr];/* left indx */
+                       if (long_idx > long_idx2) {
+                               /* reverse indices not supported */
+                               status = -ERANGE;
+                               break;
+                       }
+                       long_count = 1 + long_idx2 - long_idx;
+                       charptr_tmp = (u8 *)vars[variable_id];
+                       charptr_tmp2 = NULL;
+                       if ((long_idx & 7L) != 0) {
+                               s32 k = long_idx;
+                               charptr_tmp2 =
+                                       kzalloc(((long_count + 7L) / 8L),
+                                                       GFP_KERNEL);
+                               if (charptr_tmp2 == NULL) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               for (i = 0; i < long_count; ++i) {
+                                       if (charptr_tmp[k >> 3] &
+                                                       (1 << (k & 7)))
+                                               charptr_tmp2[i >> 3] |=
+                                                               (1 << (i & 7));
+                                       else
+                                               charptr_tmp2[i >> 3] &=
+                                                               ~(1 << (i & 7));
+                                       ++k;
+                               }
+                               charptr_tmp = charptr_tmp2;
+                       } else if (long_idx != 0)
+                               charptr_tmp = &charptr_tmp[long_idx >> 3];
+                       altera_export_bool_array(name, charptr_tmp,
+                                                       long_count);
+                       /* free allocated buffer */
+                       if ((long_idx & 7L) != 0)
+                               kfree(charptr_tmp2);
+                       break;
+               case OP_COPY: {
+                       /*
+                        * Array copy
+                        * ...argument 0 is dest ID
+                        * ...argument 1 is source ID
+                        * ...stack 0 is count
+                        * ...stack 1 is dest index
+                        * ...stack 2 is source index
+                        */
+                       s32 copy_count;
+                       s32 copy_index;
+                       s32 copy_index2;
+                       s32 destleft;
+                       s32 src_count;
+                       s32 dest_count;
+                       int src_reverse = 0;
+                       int dest_reverse = 0;
+                       if (!altera_check_stack(stack_ptr, 3, &status))
+                               break;
+                       copy_count = stack[--stack_ptr];
+                       copy_index = stack[--stack_ptr];
+                       copy_index2 = stack[--stack_ptr];
+                       reverse = 0;
+                       if (version > 0) {
+                               /*
+                                * stack 0 = source right index
+                                * stack 1 = source left index
+                                * stack 2 = destination right index
+                                * stack 3 = destination left index
+                                */
+                               destleft = stack[--stack_ptr];
+                               if (copy_count > copy_index) {
+                                       src_reverse = 1;
+                                       reverse = 1;
+                                       src_count = 1 + copy_count - copy_index;
+                                       /* copy_index = source start index */
+                               } else {
+                                       src_count = 1 + copy_index - copy_count;
+                                       /* source start index */
+                                       copy_index = copy_count;
+                               }
+                               if (copy_index2 > destleft) {
+                                       dest_reverse = 1;
+                                       reverse = !reverse;
+                                       dest_count = 1 + copy_index2 - destleft;
+                                       /* destination start index */
+                                       copy_index2 = destleft;
+                               } else
+                                       dest_count = 1 + destleft - copy_index2;
+                               copy_count = (src_count < dest_count) ?
+                                                       src_count : dest_count;
+                               if ((src_reverse || dest_reverse) &&
+                                       (src_count != dest_count))
+                                       /*
+                                        * If either the source or destination
+                                        * is reversed, we can't tolerate
+                                        * a length mismatch, because we
+                                        * "left justify" arrays when copying.
+                                        * This won't work correctly
+                                        * with reversed arrays.
+                                        */
+                                       status = -ERANGE;
+                       }
+                       count = copy_count;
+                       index = copy_index;
+                       index2 = copy_index2;
+                       /*
+                        * If destination is a read-only array,
+                        * allocate a buffer and convert it to a writable array
+                        */
+                       variable_id = args[1];
+                       if ((version > 0) &&
+                               ((attrs[variable_id] & 0x9c) == 0x0c)) {
+                               /* Allocate a writable buffer for this array */
+                               long_tmp =
+                                       (var_size[variable_id] + 7L) >> 3L;
+                               charptr_tmp2 = (u8 *)vars[variable_id];
+                               charptr_tmp =
+                                       kzalloc(long_tmp, GFP_KERNEL);
+                               vars[variable_id] = (long)charptr_tmp;
+                               if (vars[variable_id] == 0) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               /* zero the buffer */
+                               for (long_idx = 0L; long_idx < long_tmp;
+                                                               ++long_idx)
+                                       charptr_tmp[long_idx] = 0;
+                               /* copy previous contents into buffer */
+                               for (long_idx = 0L;
+                                       long_idx < var_size[variable_id];
+                                                               ++long_idx) {
+                                       long_idx2 = long_idx;
+                                       if (charptr_tmp2[long_idx2 >> 3] &
+                                               (1 << (long_idx2 & 7)))
+                                               charptr_tmp[long_idx >> 3] |=
+                                                       (1 << (long_idx & 7));
+                               }
+                               /*
+                               set bit 7 - buffer was dynamically allocated */
+                               attrs[variable_id] |= 0x80;
+                               /* clear bit 2 - variable is writable */
+                               attrs[variable_id] &= ~0x04;
+                               attrs[variable_id] |= 0x01;
+                       }
+                       charptr_tmp = (u8 *)vars[args[1]];
+                       charptr_tmp2 = (u8 *)vars[args[0]];
+                       /* check if destination is a writable Boolean array */
+                       if ((attrs[args[1]] & 0x1c) != 0x08) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       if (count < 1) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       if (reverse)
+                               index2 += (count - 1);
+                       for (i = 0; i < count; ++i) {
+                               if (charptr_tmp2[index >> 3] &
+                                                       (1 << (index & 7)))
+                                       charptr_tmp[index2 >> 3] |=
+                                                       (1 << (index2 & 7));
+                               else
+                                       charptr_tmp[index2 >> 3] &=
+                                               ~(1 << (index2 & 7));
+                               ++index;
+                               if (reverse)
+                                       --index2;
+                               else
+                                       ++index2;
+                       }
+                       break;
+               }
+               case OP_DSC:
+               case OP_ISC: {
+                       /*
+                        * DRSCAN with capture
+                        * IRSCAN with capture
+                        * ...argument 0 is scan data variable ID
+                        * ...argument 1 is capture variable ID
+                        * ...stack 0 is capture index
+                        * ...stack 1 is scan data index
+                        * ...stack 2 is count
+                        */
+                       s32 scan_right, scan_left;
+                       s32 capture_count = 0;
+                       s32 scan_count = 0;
+                       s32 capture_index;
+                       s32 scan_index;
+                       if (!altera_check_stack(stack_ptr, 3, &status))
+                               break;
+                       capture_index = stack[--stack_ptr];
+                       scan_index = stack[--stack_ptr];
+                       if (version > 0) {
+                               /*
+                                * stack 0 = capture right index
+                                * stack 1 = capture left index
+                                * stack 2 = scan right index
+                                * stack 3 = scan left index
+                                * stack 4 = count
+                                */
+                               scan_right = stack[--stack_ptr];
+                               scan_left = stack[--stack_ptr];
+                               capture_count = 1 + scan_index - capture_index;
+                               scan_count = 1 + scan_left - scan_right;
+                               scan_index = scan_right;
+                       }
+                       long_count = stack[--stack_ptr];
+                       /*
+                        * If capture array is read-only, allocate a buffer
+                        * and convert it to a writable array
+                        */
+                       variable_id = args[1];
+                       if ((version > 0) &&
+                               ((attrs[variable_id] & 0x9c) == 0x0c)) {
+                               /* Allocate a writable buffer for this array */
+                               long_tmp =
+                                       (var_size[variable_id] + 7L) >> 3L;
+                               charptr_tmp2 = (u8 *)vars[variable_id];
+                               charptr_tmp =
+                                       kzalloc(long_tmp, GFP_KERNEL);
+                               vars[variable_id] = (long)charptr_tmp;
+                               if (vars[variable_id] == 0) {
+                                       status = -ENOMEM;
+                                       break;
+                               }
+                               /* zero the buffer */
+                               for (long_idx = 0L; long_idx < long_tmp;
+                                                               ++long_idx)
+                                       charptr_tmp[long_idx] = 0;
+                               /* copy previous contents into buffer */
+                               for (long_idx = 0L;
+                                       long_idx < var_size[variable_id];
+                                                               ++long_idx) {
+                                       long_idx2 = long_idx;
+                                       if (charptr_tmp2[long_idx2 >> 3] &
+                                               (1 << (long_idx2 & 7)))
+                                               charptr_tmp[long_idx >> 3] |=
+                                                       (1 << (long_idx & 7));
+                               }
+                               /*
+                                * set bit 7 - buffer was
+                                * dynamically allocated
+                                */
+                               attrs[variable_id] |= 0x80;
+                               /* clear bit 2 - variable is writable */
+                               attrs[variable_id] &= ~0x04;
+                               attrs[variable_id] |= 0x01;
+                       }
+                       charptr_tmp = (u8 *)vars[args[0]];
+                       charptr_tmp2 = (u8 *)vars[args[1]];
+                       if ((version > 0) &&
+                                       ((long_count > capture_count) ||
+                                       (long_count > scan_count))) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       /*
+                        * check that capture array
+                        * is a writable Boolean array
+                        */
+                       if ((attrs[args[1]] & 0x1c) != 0x08) {
+                               status = -ERANGE;
+                               break;
+                       }
+                       if (status == 0) {
+                               if (opcode == 0x82) /* DSC */
+                                       status = altera_swap_dr(astate,
+                                                       long_count,
+                                                       charptr_tmp,
+                                                       scan_index,
+                                                       charptr_tmp2,
+                                                       capture_index);
+                               else /* ISC */
+                                       status = altera_swap_ir(astate,
+                                                       long_count,
+                                                       charptr_tmp,
+                                                       scan_index,
+                                                       charptr_tmp2,
+                                                       capture_index);
+                       }
+                       break;
+               }
+               case OP_WAIT:
+                       /*
+                        * WAIT
+                        * ...argument 0 is wait state
+                        * ...argument 1 is end state
+                        * ...stack 0 is cycles
+                        * ...stack 1 is microseconds
+                        */
+                       if (!altera_check_stack(stack_ptr, 2, &status))
+                               break;
+                       long_tmp = stack[--stack_ptr];
+                       if (long_tmp != 0L)
+                               status = altera_wait_cycles(astate, long_tmp,
+                                                               args[0]);
+                       long_tmp = stack[--stack_ptr];
+                       if ((status == 0) && (long_tmp != 0L))
+                               status = altera_wait_msecs(astate,
+                                                               long_tmp,
+                                                               args[0]);
+                       if ((status == 0) && (args[1] != args[0]))
+                               status = altera_goto_jstate(astate,
+                                                               args[1]);
+                       if (version > 0) {
+                               --stack_ptr; /* throw away MAX cycles */
+                               --stack_ptr; /* throw away MAX microseconds */
+                       }
+                       break;
+               case OP_CMPA: {
+                       /*
+                        * Array compare
+                        * ...argument 0 is source 1 ID
+                        * ...argument 1 is source 2 ID
+                        * ...argument 2 is mask ID
+                        * ...stack 0 is source 1 index
+                        * ...stack 1 is source 2 index
+                        * ...stack 2 is mask index
+                        * ...stack 3 is count
+                        */
+                       s32 a, b;
+                       u8 *source1 = (u8 *)vars[args[0]];
+                       u8 *source2 = (u8 *)vars[args[1]];
+                       u8 *mask = (u8 *)vars[args[2]];
+                       u32 index1;
+                       u32 index2;
+                       u32 mask_index;
+                       if (!altera_check_stack(stack_ptr, 4, &status))
+                               break;
+                       index1 = stack[--stack_ptr];
+                       index2 = stack[--stack_ptr];
+                       mask_index = stack[--stack_ptr];
+                       long_count = stack[--stack_ptr];
+                       if (version > 0) {
+                               /*
+                                * stack 0 = source 1 right index
+                                * stack 1 = source 1 left index
+                                * stack 2 = source 2 right index
+                                * stack 3 = source 2 left index
+                                * stack 4 = mask right index
+                                * stack 5 = mask left index
+                                */
+                               s32 mask_right = stack[--stack_ptr];
+                               s32 mask_left = stack[--stack_ptr];
+                               /* source 1 count */
+                               a = 1 + index2 - index1;
+                               /* source 2 count */
+                               b = 1 + long_count - mask_index;
+                               a = (a < b) ? a : b;
+                               /* mask count */
+                               b = 1 + mask_left - mask_right;
+                               a = (a < b) ? a : b;
+                               /* source 2 start index */
+                               index2 = mask_index;
+                               /* mask start index */
+                               mask_index = mask_right;
+                               long_count = a;
+                       }
+                       long_tmp = 1L;
+                       if (long_count < 1)
+                               status = -ERANGE;
+                       else {
+                               count = long_count;
+                               for (i = 0; i < count; ++i) {
+                                       if (mask[mask_index >> 3] &
+                                               (1 << (mask_index & 7))) {
+                                               a = source1[index1 >> 3] &
+                                                       (1 << (index1 & 7))
+                                                               ? 1 : 0;
+                                               b = source2[index2 >> 3] &
+                                                       (1 << (index2 & 7))
+                                                               ? 1 : 0;
+                                               if (a != b) /* failure */
+                                                       long_tmp = 0L;
+                                       }
+                                       ++index1;
+                                       ++index2;
+                                       ++mask_index;
+                               }
+                       }
+                       stack[stack_ptr++] = long_tmp;
+                       break;
+               }
+               default:
+                       /* Unrecognized opcode -- ERROR! */
+                       bad_opcode = 1;
+                       break;
+               }
+               if (bad_opcode)
+                       status = -ENOSYS;
+               if ((stack_ptr < 0) || (stack_ptr >= ALTERA_STACK_SIZE))
+                       status = -EOVERFLOW;
+               if (status != 0) {
+                       done = 1;
+                       *error_address = (s32)(opcode_address - code_sect);
+               }
+       }
+       altera_free_buffers(astate);
+       /* Free all dynamically allocated arrays */
+       if ((attrs != NULL) && (vars != NULL))
+               for (i = 0; i < sym_count; ++i)
+                       if (attrs[i] & 0x80)
+                               kfree((void *)vars[i]);
+       kfree(vars);
+       kfree(var_size);
+       kfree(attrs);
+       kfree(proc_attributes);
+       return status;
+ }
+ static int altera_get_note(u8 *p, s32 program_size,
+                       s32 *offset, char *key, char *value, int length)
+ /*
+  * Gets key and value of NOTE fields in the JBC file.
+  * Can be called in two modes:  if offset pointer is NULL,
+  * then the function searches for note fields which match
+  * the key string provided.  If offset is not NULL, then
+  * the function finds the next note field of any key,
+  * starting at the offset specified by the offset pointer.
+  * Returns 0 for success, else appropriate error code
+  */
+ {
+       int status = -ENODATA;
+       u32 note_strings = 0L;
+       u32 note_table = 0L;
+       u32 note_count = 0L;
+       u32 first_word = 0L;
+       int version = 0;
+       int delta = 0;
+       char *key_ptr;
+       char *value_ptr;
+       int i;
+       /* Read header information */
+       if (program_size > 52L) {
+               first_word    = get_unaligned_be32(&p[0]);
+               version = (first_word & 1L);
+               delta = version * 8;
+               note_strings  = get_unaligned_be32(&p[8 + delta]);
+               note_table    = get_unaligned_be32(&p[12 + delta]);
+               note_count    = get_unaligned_be32(&p[44 + (2 * delta)]);
+       }
+       if ((first_word != 0x4A414D00L) && (first_word != 0x4A414D01L))
+               return -EIO;
+       if (note_count <= 0L)
+               return status;
+       if (offset == NULL) {
+               /*
+                * We will search for the first note with a specific key,
+                * and return only the value
+                */
+               for (i = 0; (i < note_count) &&
+                                               (status != 0); ++i) {
+                       key_ptr = &p[note_strings +
+                                       get_unaligned_be32(
+                                       &p[note_table + (8 * i)])];
+                       if ((strnicmp(key, key_ptr, strlen(key_ptr)) == 0) &&
+                                               (key != NULL)) {
+                               status = 0;
+                               value_ptr = &p[note_strings +
+                                               get_unaligned_be32(
+                                               &p[note_table + (8 * i) + 4])];
+                               if (value != NULL)
+                                       strlcpy(value, value_ptr, length);
+                       }
+               }
+       } else {
+               /*
+                * We will search for the next note, regardless of the key,
+                * and return both the value and the key
+                */
+               i = *offset;
+               if ((i >= 0) && (i < note_count)) {
+                       status = 0;
+                       if (key != NULL)
+                               strlcpy(key, &p[note_strings +
+                                               get_unaligned_be32(
+                                               &p[note_table + (8 * i)])],
+                                       length);
+                       if (value != NULL)
+                               strlcpy(value, &p[note_strings +
+                                               get_unaligned_be32(
+                                               &p[note_table + (8 * i) + 4])],
+                                       length);
+                       *offset = i + 1;
+               }
+       }
+       return status;
+ }
+ static int altera_check_crc(u8 *p, s32 program_size)
+ {
+       int status = 0;
+       u16 local_expected = 0,
+           local_actual = 0,
+           shift_reg = 0xffff;
+       int bit, feedback;
+       u8 databyte;
+       u32 i;
+       u32 crc_section = 0L;
+       u32 first_word = 0L;
+       int version = 0;
+       int delta = 0;
+       if (program_size > 52L) {
+               first_word  = get_unaligned_be32(&p[0]);
+               version = (first_word & 1L);
+               delta = version * 8;
+               crc_section = get_unaligned_be32(&p[32 + delta]);
+       }
+       if ((first_word != 0x4A414D00L) && (first_word != 0x4A414D01L))
+               status = -EIO;
+       if (crc_section >= program_size)
+               status = -EIO;
+       if (status == 0) {
+               local_expected = (u16)get_unaligned_be16(&p[crc_section]);
+               for (i = 0; i < crc_section; ++i) {
+                       databyte = p[i];
+                       for (bit = 0; bit < 8; bit++) {
+                               feedback = (databyte ^ shift_reg) & 0x01;
+                               shift_reg >>= 1;
+                               if (feedback)
+                                       shift_reg ^= 0x8408;
+                               databyte >>= 1;
+                       }
+               }
+               local_actual = (u16)~shift_reg;
+               if (local_expected != local_actual)
+                       status = -EILSEQ;
+       }
+       if (debug || status) {
+               switch (status) {
+               case 0:
+                       printk(KERN_INFO "%s: CRC matched: %04x\n", __func__,
+                               local_actual);
+                       break;
+               case -EILSEQ:
+                       printk(KERN_ERR "%s: CRC mismatch: expected %04x, "
+                               "actual %04x\n", __func__, local_expected,
+                               local_actual);
+                       break;
+               case -ENODATA:
+                       printk(KERN_ERR "%s: expected CRC not found, "
+                               "actual CRC = %04x\n", __func__,
+                               local_actual);
+                       break;
+               case -EIO:
+                       printk(KERN_ERR "%s: error: format isn't "
+                               "recognized.\n", __func__);
+                       break;
+               default:
+                       printk(KERN_ERR "%s: CRC function returned error "
+                               "code %d\n", __func__, status);
+                       break;
+               }
+       }
+       return status;
+ }
+ static int altera_get_file_info(u8 *p,
+                                       s32 program_size,
+                                       int *format_version,
+                                       int *action_count,
+                                       int *procedure_count)
+ {
+       int status = -EIO;
+       u32 first_word = 0;
+       int version = 0;
+       if (program_size <= 52L)
+               return status;
+       first_word = get_unaligned_be32(&p[0]);
+       if ((first_word == 0x4A414D00L) || (first_word == 0x4A414D01L)) {
+               status = 0;
+               version = (first_word & 1L);
+               *format_version = version + 1;
+               if (version > 0) {
+                       *action_count = get_unaligned_be32(&p[48]);
+                       *procedure_count = get_unaligned_be32(&p[52]);
+               }
+       }
+       return status;
+ }
+ static int altera_get_act_info(u8 *p,
+                                       s32 program_size,
+                                       int index,
+                                       char **name,
+                                       char **description,
+                                       struct altera_procinfo **proc_list)
+ {
+       int status = -EIO;
+       struct altera_procinfo *procptr = NULL;
+       struct altera_procinfo *tmpptr = NULL;
+       u32 first_word = 0L;
+       u32 action_table = 0L;
+       u32 proc_table = 0L;
+       u32 str_table = 0L;
+       u32 note_strings = 0L;
+       u32 action_count = 0L;
+       u32 proc_count = 0L;
+       u32 act_name_id = 0L;
+       u32 act_desc_id = 0L;
+       u32 act_proc_id = 0L;
+       u32 act_proc_name = 0L;
+       u8 act_proc_attribute = 0;
+       if (program_size <= 52L)
+               return status;
+       /* Read header information */
+       first_word = get_unaligned_be32(&p[0]);
+       if (first_word != 0x4A414D01L)
+               return status;
+       action_table = get_unaligned_be32(&p[4]);
+       proc_table   = get_unaligned_be32(&p[8]);
+       str_table = get_unaligned_be32(&p[12]);
+       note_strings = get_unaligned_be32(&p[16]);
+       action_count = get_unaligned_be32(&p[48]);
+       proc_count   = get_unaligned_be32(&p[52]);
+       if (index >= action_count)
+               return status;
+       act_name_id = get_unaligned_be32(&p[action_table + (12 * index)]);
+       act_desc_id = get_unaligned_be32(&p[action_table + (12 * index) + 4]);
+       act_proc_id = get_unaligned_be32(&p[action_table + (12 * index) + 8]);
+       *name = &p[str_table + act_name_id];
+       if (act_desc_id < (note_strings - str_table))
+               *description = &p[str_table + act_desc_id];
+       do {
+               act_proc_name = get_unaligned_be32(
+                                       &p[proc_table + (13 * act_proc_id)]);
+               act_proc_attribute =
+                       (p[proc_table + (13 * act_proc_id) + 8] & 0x03);
++              procptr =
+                               kzalloc(sizeof(struct altera_procinfo),
+                                                               GFP_KERNEL);
+               if (procptr == NULL)
+                       status = -ENOMEM;
+               else {
+                       procptr->name = &p[str_table + act_proc_name];
+                       procptr->attrs = act_proc_attribute;
+                       procptr->next = NULL;
+                       /* add record to end of linked list */
+                       if (*proc_list == NULL)
+                               *proc_list = procptr;
+                       else {
+                               tmpptr = *proc_list;
+                               while (tmpptr->next != NULL)
+                                       tmpptr = tmpptr->next;
+                               tmpptr->next = procptr;
+                       }
+               }
+               act_proc_id = get_unaligned_be32(
+                               &p[proc_table + (13 * act_proc_id) + 4]);
+       } while ((act_proc_id != 0) && (act_proc_id < proc_count));
+       return status;
+ }
+ int altera_init(struct altera_config *config, const struct firmware *fw)
+ {
+       struct altera_state *astate = NULL;
+       struct altera_procinfo *proc_list = NULL;
+       struct altera_procinfo *procptr = NULL;
+       char *key = NULL;
+       char *value = NULL;
+       char *action_name = NULL;
+       char *description = NULL;
+       int exec_result = 0;
+       int exit_code = 0;
+       int format_version = 0;
+       int action_count = 0;
+       int procedure_count = 0;
+       int index = 0;
+       s32 offset = 0L;
+       s32 error_address = 0L;
+       int retval = 0;
+       key = kzalloc(33, GFP_KERNEL);
+       if (!key) {
+               retval = -ENOMEM;
+               goto out;
+       }
+       value = kzalloc(257, GFP_KERNEL);
+       if (!value) {
+               retval = -ENOMEM;
+               goto free_key;
+       }
+       astate = kzalloc(sizeof(struct altera_state), GFP_KERNEL);
+       if (!astate) {
+               retval = -ENOMEM;
+               goto free_value;
+       }
+       astate->config = config;
+       if (!astate->config->jtag_io) {
+               dprintk(KERN_INFO "%s: using byteblaster!\n", __func__);
+               astate->config->jtag_io = netup_jtag_io_lpt;
+       }
+       altera_check_crc((u8 *)fw->data, fw->size);
+       if (debug) {
+               altera_get_file_info((u8 *)fw->data, fw->size, &format_version,
+                                       &action_count, &procedure_count);
+               printk(KERN_INFO "%s: File format is %s ByteCode format\n",
+                       __func__, (format_version == 2) ? "Jam STAPL" :
+                                               "pre-standardized Jam 1.1");
+               while (altera_get_note((u8 *)fw->data, fw->size,
+                                       &offset, key, value, 256) == 0)
+                       printk(KERN_INFO "%s: NOTE \"%s\" = \"%s\"\n",
+                                       __func__, key, value);
+       }
+       if (debug && (format_version == 2) && (action_count > 0)) {
+               printk(KERN_INFO "%s: Actions available:\n", __func__);
+               for (index = 0; index < action_count; ++index) {
+                       altera_get_act_info((u8 *)fw->data, fw->size,
+                                               index, &action_name,
+                                               &description,
+                                               &proc_list);
+                       if (description == NULL)
+                               printk(KERN_INFO "%s: %s\n",
+                                               __func__,
+                                               action_name);
+                       else
+                               printk(KERN_INFO "%s: %s \"%s\"\n",
+                                               __func__,
+                                               action_name,
+                                               description);
+                       procptr = proc_list;
+                       while (procptr != NULL) {
+                               if (procptr->attrs != 0)
+                                       printk(KERN_INFO "%s:    %s (%s)\n",
+                                               __func__,
+                                               procptr->name,
+                                               (procptr->attrs == 1) ?
+                                               "optional" : "recommended");
+                               proc_list = procptr->next;
+                               kfree(procptr);
+                               procptr = proc_list;
+                       }
+               }
+               printk(KERN_INFO "\n");
+       }
+       exec_result = altera_execute(astate, (u8 *)fw->data, fw->size,
+                               &error_address, &exit_code, &format_version);
+       if (exit_code)
+               exec_result = -EREMOTEIO;
+       if ((format_version == 2) && (exec_result == -EINVAL)) {
+               if (astate->config->action == NULL)
+                       printk(KERN_ERR "%s: error: no action specified for "
+                               "Jam STAPL file.\nprogram terminated.\n",
+                               __func__);
+               else
+                       printk(KERN_ERR "%s: error: action \"%s\""
+                               " is not supported "
+                               "for this Jam STAPL file.\n"
+                               "Program terminated.\n", __func__,
+                               astate->config->action);
+       } else if (exec_result)
+               printk(KERN_ERR "%s: error %d\n", __func__, exec_result);
+       kfree(astate);
+ free_value:
+       kfree(value);
+ free_key:
+       kfree(key);
+ out:
+       return retval;
+ }
+ EXPORT_SYMBOL(altera_init);
Simple merge
Simple merge
Simple merge